US Pat. No. 9,082,740

BATTERY HEATING CIRCUITS AND METHODS USING RESONANCE COMPONENTS IN SERIES AND BRIDGE CHARGE STORAGE COMPONENTS

BYD Company Limited, She...

1. A heating circuit for a battery, comprising:
a first switch unit, a second switch unit, a third switch unit, a fourth switch unit, a switching control module, a damping
component, a current storage component, and a charge storage component; wherein:

the damping component and current storage component are connected with the battery to form at least a first part of a first
loop;

the first switch unit and second switch unit are connected with each other and with the first part of the first loop to form
at least a second part of the first loop;

the third switch unit and fourth switch unit are connected with each other and with the first part of the first loop to form
at least a part of a second loop;

the charge storage component is connected across a first junction point of the first loop between the first switch unit and
second switch unit and a second junction point of the second loop between the third switch unit and fourth switch unit, so
that the first switch unit, charge storage component, and third switch unit form a first branch configured to transfer energy
from the battery to the charge storage component and a second branch configured to transfer energy from the charge storage
component to the battery, and the fourth switch unit, charge storage component, and second switch unit form a third branch
configured to transfer energy from the battery to the charge storage component and a fourth branch configured to transfer
energy from the charge storage component to the battery; and

the switching control module is connected with the first switch unit, the second switch unit, the third switch unit, and the
fourth switch unit respectively, and is configured to control switching on and off of the first switch unit, the second switch
unit, the third switch unit, and the fourth switch unit, so as to control the energy flow between the battery and the charge
storage component.

US Pat. No. 9,263,778

ELECTRIC VEHICLE RUNNING CONTROL SYSTEM

BYD COMPANY LIMITED, She...

1. An electric vehicle running control system, comprising:
a heating circuit coupled with an in-vehicle battery and configured to heat the in-vehicle battery;
a load capacitor, wherein one end of the load capacitor is coupled with one end of the heating circuit; and
a first current storage element, wherein one end of the first current storage element is coupled with the other end of the
load capacitor, the other end of the first current storage element is coupled with the other end of the heating circuit, and
the first current storage element is configured to reduce interference between the heating circuit and the load capacitor,

wherein the heating circuit comprises a damping element, a bidirectional switchgear, a second current storage element and
a first charge storage element, and

wherein the damping element and the second current storage element are connected in series to form a first circuit, the bidirectional
switchgear and the first charge storage element are connected in series to form a second circuit, one end of the first circuit
is connected with one end of the in-vehicle battery, the other end of the first circuit is connected with one end of the second
circuit and one end of the first current storage element respectively, the other end of the second circuit is connected with
the load capacitor and the other end of the in-vehicle battery.

US Pat. No. 9,421,966

HYBRID VEHICLE AND SHIFTING CONTROL METHOD AND POWER TRANSMISSION SYSTEM THEREOF

BYD Company Limited, She...

1. A shifting control method for a hybrid vehicle comprising a power transmission system, the power transmission system comprising
an engine, a plurality of input shafts, a plurality of output shafts, a motor shaft, and a first motor-generator, the engine
being configured to selectively couple with at least one of the input shafts, a gear driving gear being set on each of the
input shafts, a gear driven gear being set on each of the output shafts, the gear driven gear meshing with the gear driving
gear correspondingly, the motor shaft being configured to rotate together with one of the input shafts, the first motor-generator
being configured to rotate together with the motor shaft, the shifting control method comprising following steps:
detecting operating parameters of the hybrid vehicle, wherein the operating parameters of the hybrid vehicle comprises vehicle
speed, vehicle acceleration as reflected from an accelerator-pedal signal, and a current gear of the hybrid vehicle; determining
a work mode of the hybrid vehicle;

performing speed adjustment and shifting control to the first motor-generator according to a work mode and the operating parameters
of the hybrid vehicle to implement shifting control of the hybrid vehicle, wherein the work mode comprises an electric-vehicle
mode and a hybrid-electric-vehicle mode; and

wherein performing, by the electromotor controller, PID adjustment to the first motor-generator to reduce speed-adjustment
time of the first motor-generator comprises:

obtaining a proportional coefficient, an integral time constant and a differential time constant of the first motor-generator
when the first motor-generator outputs without load; controlling the first motor generator to increase an output load, adjusting
the proportional coefficient, the integral time constant and the differential time constant when outputting without load until
oscillation which the first motor-generator outputs disappears and recording a current proportional coefficient, a current
integral time constant and a current differential time constant; and

calculating an integral coefficient and a differential coefficient according the current proportional coefficient, the current
integral time constant and the current differential time constant.

US Pat. No. 9,297,510

LED LAMP WITH FIXED FRAME

BYD COMPANY LIMITED, She...

1. An LED lamp comprising:
a base;
a heat radiation member disposed on the base and defining a cavity therein;
an LED module disposed on a bottom wall of the cavity; and
a fixing frame mounted in the cavity so as to press the LED module on the bottom wall of the cavity.

US Pat. No. 9,490,530

NFC ANTENNA ASSEMBLY AND MOBILE COMMUNICATION DEVICE COMPRISING THE SAME

BYD Company Limited, She...

1. A NFC antenna assembly, comprising:
a shell;
a connecting device comprising a female connector and a male connector, the male connector being disposed on the shell, wherein
the male connector is configured to connect with the female connector via a snap-fit connection; and

an antenna circuit formed on the shell and the male connector, and defining first and second ends of the antenna circuit which
are adapted to electrically connect with the female connector via the male connector.

US Pat. No. 9,222,986

DISTRIBUTED BATTERY MANAGEMENT SYSTEM AND METHOD OF IDENTIFICATION DISTRIBUTION USING THE SAME

BYD Company Limited, She...

1. A method for distributed battery management, the method comprising steps of:
receiving, by a battery management control module, a first identification distribution request from a first data acquisition
module configured to acquire at least one parameter of one or more battery cells and to communicate with the battery management
control module;

activating, by the battery management control module, the first data acquisition module for monitoring one or more battery
cells;

sending, by the battery management control module, a first identification message corresponding to the first identification
distribution request, to the first data acquisition module; and

determining, by the first data acquisition module, whether the first data acquisition module is activated;
sending, by the first data acquisition module, a second identification distribution request to the battery management control
module if the first data acquisition module is determined to be not activated; and

receiving, by the first data acquisition module, the first identification message, and sending, by the first data acquisition
module, an identification distribution reply and a second identification message to the battery management control module
if the first data acquisition module is determined to be activated.

US Pat. No. 9,308,828

POWER SYSTEM OF ELECTRIC VEHICLE, ELECTRIC VEHICLE COMPRISING THE SAME AND METHOD FOR HEATING BATTERY GROUP OF ELECTRIC VEHICLE

BYD COMPANY LIMITED, She...

1. A power system of an electric vehicle, comprising:
a battery group;
a battery heater, connected with the battery group and configured to charge and discharge the battery group to heat the battery
group;

a battery management device, connected with the battery group and the battery heater respectively, and configured to control
the battery heater to heat the battery group intermittently when a temperature of the battery group is lower than a first
temperature threshold and a residual electric quantity of the battery group is larger than an electric quantity threshold;

an electric distribution box, configured to distribute a voltage output by the battery group;
a motor;
a motor controller, connected with the motor and the electric distribution box respectively, comprising a first input terminal,
a second input terminal and a pre-charging capacitor connected between the first input terminal and the second input terminal,
and configured to supply power to the motor according to a control command and a voltage distributed by the electric distribution
box; and

an isolation inductor, connected between the battery group and the electric distribution box, wherein an inductance of the
isolation inductor matches with a capacitance of the pre-charging capacitor.

US Pat. No. 9,093,413

BATTERY HEATING CIRCUITS AND METHODS BASED ON BATTERY DISCHARGING AND CHARGING USING RESONANCE COMPONENTS IN SERIES

BYD Company Limited, She...

1. A circuit for heating a battery, the circuit comprising:
the battery including a first damping component and a first current storage component, the first damping component and the
first current storage component being parasitic to the battery, the battery including a first battery terminal and a second
battery terminal;

a switch unit;
a switching control component coupled to the switch unit; and
a first charge storage component, the first charge storage component and the first current storage component being at least
parts of an energy storage circuit;

wherein:
the first damping component, the first current storage component, the switch unit, and the first charge storage component
are connected to form at least a part of a loop; and

the switching control component is configured to turn on the switch unit so as to allow a first current to flow from the battery
to the first charge storage component and a second current to flow from the first charge storage component to the battery
and to turn off the switch unit so as to stop the first and second currents;

wherein the circuit for heating the battery is configured to heat the battery by at least discharging and charging the battery.

US Pat. No. 9,303,697

DRIVING SYSTEM AND ELECTRIC VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A driving system for an electric vehicle, comprising:
a driving motor;
a transmission including,
an input shaft connected to the driving motor,
an output shaft,
a first transmission unit having a first transmission ratio and connected to the input shaft and the output shaft, respectively,
to transmit first power therebetween,

a first clutch disposed on the input shaft and connected to the first transmission unit, for connecting and disconnecting
the first power transmission between the input shaft and the first transmission unit,

a second transmission unit having a second transmission ratio smaller than the first transmission ratio and connected to the
input shaft and the output shaft, respectively, to transmit second power therebetween,

a second clutch disposed on the input shaft and connected to the second transmission unit, for connecting and disconnecting
the second power transmission between the input shaft and the second transmission unit; and

a hydraulic system connected to the first clutch and the second clutch, respectively, for engaging/disengaging the first clutch
to/from the first transmission unit and for engaging/disengaging the second clutch to/from the second transmission unit, respectively,
wherein the hydraulic system comprises:

an oil container;
a first clutch driving circuit including a first driving hydraulic cylinder having a piston connected to a driving part of
the first clutch, and a first proportional valve connected to the first driving hydraulic cylinder and the oil container,
respectively;

a second clutch driving circuit in parallel connection with the first clutch driving circuit, and including a second driving
hydraulic cylinder having a piston connected to a driving part of the second clutch, and a second proportional valve connected
to the second driving hydraulic cylinder and the oil container, respectively;

an internal pump driven by the output shaft and having an inlet coupled to the oil container, and an outlet coupled to the
first and second proportional valve respectively;

a first check valve connected in series to the outlet of the internal pump;
an external pump driven by an external pump motor and having an inlet coupled to the oil container and an outlet coupled to
the first and second proportional valve respectively;

a second check valve connected in series to the outlet of the external pump, wherein the first check valve and the internal
pump which are connected in series, and the second check valve and the external pump which are connected in series, are connected
in parallel between the oil container and the first clutch driving circuit as well as the second clutch driving circuit; and

a third check valve connected in parallel with the external pump.

US Pat. No. 9,272,629

POWER SYSTEM SWITCHING BETWEEN CHARGE-DISCHARGE FUNCTION AND DRIVING FUNCTION AND ELECTRIC VEHICLE COMPRISING THE SAME

BYD Company Limited, (CN...

1. A power system switching between a charge-discharge function and a driving function, comprising:
a power battery;
a charge-discharge socket;
a bidirectional DC/DC module having a first DC terminal connected with a first terminal of the power battery and a second
DC terminal connected with a second terminal of the power battery, wherein the first DC terminal is a common DC terminal for
an input to and an output from the bidirectional DC/DC module;

a driving control switch having a first terminal connected with the second terminal of the power battery and a second terminal
connected with a third DC terminal of the bidirectional DC/DC module;

a bidirectional DC/AC module having a first DC terminal connected with the second terminal of the driving control switch and
a second DC terminal connected with the first terminal of the power battery;

a motor control switch having a first terminal connected with an AC terminal of the bidirectional DC/AC module and a second
terminal connected with a motor;

a charge-discharge control module having a first terminal connected with the AC terminal of the bidirectional DC/AC module
and a second terminal connected with the charge-discharge socket; and

a controller module connected with the driving control switch, the motor control switch and the charge-discharge control module
respectively, and configured to establish a path between the power battery and the motor when a current operation mode of
the power system is a driving mode, and to establish a path between the charge-discharge socket and the power battery when
the current operation mode of the power system is a charge-discharge mode.

US Pat. No. 9,156,371

POWER SYSTEM OF ELECTRIC VEHICLE, ELECTRIC VEHICLE COMPRISING THE SAME AND METHOD FOR HEATING BATTERY GROUP OF ELECTRIC VEHICLE

BYD COMPANY LIMITED, She...

1. A power system of an electric vehicle, comprising:
a battery group;
a battery management device, connected with the battery group and the battery heater respectively, and configured to control
the battery heater to heat the battery group in one of a running heating mode and a parking heating mode according to a temperature
and a residual electric quantity of the battery group when the temperature of the battery group is lower than a first heating
threshold and the residual electric quantity of the battery group is larger than a parking electric quantity threshold;

an electric distribution box, configured to distribute a voltage output by the battery group;
a motor;
a motor controller, connected with the motor d the electric distribution box respectively, comprising a first input terminal,
a second input terminal and a pre-charging capacitor connected between the first input terminal and the second input terminal,
and configured to supply power to the motor according to a control command and a voltage distributed by the electric distribution
box; and

an isolation inductor, connected between the battery group and the electric distribution box, wherein an inductance of the
isolation inductor matches with a capacitance of the pre charging capacitor.

US Pat. No. 9,059,125

BATTERY HEATING CIRCUITS AND METHODS WITH RESONANCE COMPONENTS IN SERIES USING VOLTAGE INVERSION

BYD Company Limited, She...

11. A circuit for heating a battery, the circuit comprising:
the battery including a first damping component and a first current storage component, the first damping component and the
first current storage component being parasitic to the battery, the battery including a first battery terminal and a second
battery terminal;

a switch unit;
a switching control component coupled to the switch unit;
a first charge storage component, the first charge storage component and the first current storage component being at least
parts of an energy storage circuit; and

an energy superposition unit coupled to the first charge storage component;
wherein:
the first damping component, the first current storage component, the switch unit, and the first charge storage component
are connected in series;

the switching control component is configured to turn on and off the switch unit so as to control a current flowing between
the battery and the first charge storage component; and

the energy superposition unit is configured to, after the switch unit is turned on and then turned off, adjust a storage voltage
associated with the first charge storage component so that a positive voltage terminal of the first charge storage component
is coupled, directly or indirectly, to a negative voltage terminal of the battery;

wherein the circuit for heating the battery is configured to heat the battery by at least discharging the battery;
wherein the switch unit and the switching control component are configured to allow the current to flow from the battery to
the first charge storage component if the switch unit is turned on, but never allow the current to flow from the first charge
storage component to the battery;

wherein the switching control component is configured to, after the switch unit is turned on, turn off the switch unit when
or before the current reduces to zero in magnitude;

wherein the switch unit includes:
a first one-way semiconductor component;
a second one-way semiconductor component;
a first switch;
a second damping component connected in parallel with the second one-way semiconductor component; and
a second charge storage component connected in series with a combination of the second damping component and the second one-way
semiconductor component;

wherein:
the first switch is connected in parallel with a combination of the second damping component, the second one-way semiconductor
component, and the second charge storage component; and

the first one-way semiconductor component is connected in series with a combination of the first switch, the second damping
component, the second one-way semiconductor component, and the second charge storage component;

wherein the switching control component is coupled to the first switch and configured to turn off the switch unit by turning
off the first switch before the current reduces to zero in magnitude.

US Pat. No. 9,242,539

MOUNTING STRUCTURE FOR IN-VEHICLE POWER BATTERY AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A mounting structure for an in-vehicle power battery, comprising:
a body floor of a vehicle;
an upper cover provided below the body floor, wherein the upper cover is formed with a second joint portion at a peripheral
edge thereof;

a support tray hermetically connected to the upper cover, the support tray forming a sealed cavity with the upper cover for
receiving the power battery, wherein the support tray is formed with a first joint portion at the peripheral edge thereof;

a bracket device for supporting at least a portion of a peripheral bottom portion of the support tray, wherein the bracket
device is detachably fixed to a bottom surface of the body floor;

a supporting beam formed on the bottom surface of the body floor surrounding the upper cover and the support tray, wherein
the bracket device is detachably connected to the supporting beam; and

wherein:
the second joint portion is configured to be hermetically and detachably fixed to the first joint portion with an elastic
peripheral sealing member being clamped therebetween,

the sealing member includes a flat portion clamped between the first joint portion and the second joint portion and a protuberant
portion connected to the flat portion and clamped between the portion of the first joint portion and the supporting beam,
and

at least a portion of the first joint portion is configured to be extended under the supporting beam, and an external edge
of the sealing member is clamped between the portion of the first joint portion and the supporting beam.

US Pat. No. 9,105,595

BATTERY HEATING CIRCUITS AND METHODS BASED ON BATTERY DISCHARGING USING RESONANCE COMPONENTS IN SERIES

BYD Company Limited, She...

1. A circuit for heating a battery, the circuit comprising:
the battery including a first damping component and a first current storage component, the first damping component and the
first current storage component being parasitic to the battery, the battery including a first battery terminal and a second
battery terminal;

a switch unit;
a switching control component coupled to the switch unit; and
a first charge storage component, the first charge storage component and the first current storage component being at least
parts of an energy storage circuit;

wherein:
the first damping component, the first current storage component, the switch unit, and the first charge storage component
are connected to form at least a part of a loop; and

the switching control component is configured to turn on the switch unit so as to allow a current to flow from the battery
to the first charge storage component but not to allow any current to flow from the first charge storage component to the
battery and to turn off the switch unit so as to stop the current;

wherein the circuit for heating the battery is configured to heat the battery by at least discharging the battery.

US Pat. No. 9,493,088

ELECTRIC AUTOMOBILE AND INTEGRATED CONTROL SYSTEM THEREOF

BYD COMPANY LIMITED, She...

1. An integrated control system for an electric vehicle, comprising:
a power battery;
a high-voltage distribution box connected with the power battery;
an integrated driving and charge-discharge controller, connected with the power battery via the high-voltage distribution
box, and connected with a motor and a charge-discharge socket respectively, and configured to drive the motor when the electric
vehicle is in a driving mode and to control to charge and discharge the power battery via the charge-discharge socket when
the electric vehicle is in a charge-discharge mode;

an auxiliary high-voltage element connected with the power battery via the high-voltage distribution box;
a first DC/DC module connected with the power battery via the high-voltage distribution box; and
a controller connected with the high-voltage distribution box and configured to control the high-voltage distribution box
so as to perform a pre-charging via the high-voltage distribution box before the integrated driving and charge-discharge controller,
the auxiliary high-voltage element and the first DC/DC module are powered on,

wherein the high-voltage distribution box comprises:
a first pre-charging control module and a first switch connected in parallel with the first pre-charging control module, wherein
the first pre-charging control module has a first terminal connected with a first terminal of the power battery and a second
terminal connected with a first terminal of the integrated driving and charged-discharged controller, and the first switch
has a first terminal connected with the first terminal of the power battery and a second terminal connected with the first
terminal of the integrated driving and charge-discharge controller;

a second pre-charging control module and a second switch connected in parallel with the second pre-charging control module,
wherein the second pre-charging control module has a first terminal connected with the first terminal of the power battery
and a second terminal connected with a first terminal of the first DC/DC module, and the second switch has a first terminal
connected with the first terminal of the power battery and a second terminal connected with the first terminal of the first
DC/DC module;

a third pre-charging control module and a third switch connected in parallel with the third pre-charging control module, wherein
the third pre-charging control module has a first terminal connected with the first terminal of the power battery and a second
terminal connected with a first terminal of the auxiliary high-voltage element, and the third switch has a first terminal
connected with the first terminal of the power battery and a second terminal connected with the first terminal of the auxiliary
high-voltage element;

a fourth switch having a first terminal connected with the first terminal of the power battery and a second terminal connected
with a second terminal of the integrated driving and charge-discharge controller; and

a fifth switch having a first terminal connected with a second terminal of the power battery and a second terminal connected
with a third terminal of the integrated driving and charge-discharge controller, a second terminal of the first DC/DC module
and a second terminal of the auxiliary high-voltage element respectively.

US Pat. No. 9,387,885

CONNECTING DEVICE FOR CONNECTING A VEHICLE SUB-FRAME AND A VEHICLE BODY AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A connecting device for connecting a vehicle sub-frame and a vehicle body, comprising:
a first end adapted to be fastened onto the vehicle sub-frame, and
a second end adapted to be fastened onto the vehicle body, and having at least one first branch adapted to be fastened onto
a side member of the vehicle body and at least one second branch adapted to be fastened onto a bottom floor of the vehicle
body,

wherein the connecting device comprises upper and lower shells fastened onto each other.

US Pat. No. 9,209,103

BATTERY HEATING CIRCUITS AND METHODS BASED ON BATTERY DISCHARGING AND CHARGING USING RESONANCE COMPONENTS IN SERIES AND CURRENT LIMITING COMPONENTS

BYD Company Limited, She...

1. A circuit for heating a battery, the circuit comprising:
the battery including a first damping component and a first current storage component, the first damping component and the
first current storage component being parasitic to the battery, the battery including a first battery terminal and a second
battery terminal;

a switch unit;
a switching control component coupled to the switch unit;
a first charge storage component including a first storage terminal and a second storage terminal, the first charge storage
component and the first current storage component being at least parts of an energy storage circuit; and

a current limiting circuit;
wherein:
the first damping component, the first current storage component, the switch unit, and the first charge storage component
are connected;

the switching control component is configured to turn on the switch unit so as to control a first current flowing from the
battery to the first charge storage component and a second current flowing from the first charge storage component to the
battery; and

the current limiting circuit is configured to limit the second current flowing from the first charge storage component to
the battery;

wherein the circuit for heating the battery is configured to heat the battery by at least discharging and charging the battery;
wherein the switch unit includes a first branch circuit for conduction in a first direction and a second branch circuit for
conduction in a second direction, the first direction being from the battery to the first charge storage component, the second
direction being from the first charge storage component to the battery;

wherein the current limiting circuit includes a second current storage component connected in series with the second branch
circuit; wherein:

the first branch circuit includes a first switch and a first one-way semiconductor component connected in series with the
first switch, the first switch being coupled to the switching control component; and

the second branch circuit includes a second one-way semiconductor component;
wherein the switching control component is further configured to turn on and off the first branch circuit by turning on and
off the first switch respectively;

the second branch circuit further includes a second switch coupled to the switching control component and connected in series
with the second one-way semiconductor component;

wherein the switching control component is further configured to turn on and off the second branch circuit by turning on and
off the second switch respectively;

the circuit for heating the battery further comprising:
a third one-way semiconductor component coupled to the second switch and the second current storage component;
a fourth one-way semiconductor component coupled to the second one-way semiconductor component and the second current storage
component;

a third switch coupled to the third one-way semiconductor component and the battery; and
a fourth switch coupled to the fourth one-way semiconductor component and the battery;
wherein:
the switching control component is coupled to the third switch and further configured to turn on and off the third switch;
and

the switching control component is coupled to the fourth switch and further configured to turn on and off the fourth switch.

US Pat. No. 9,553,520

SWITCHING POWER SOURCE, METHOD AND CONTROL CHIP FOR CONTROLLING THE SAME

BYD COMPANY LIMITED, She...

1. A switching power source, comprising:
a filtering and rectifying module, connected with an AC power source and configured to filter an alternating current outputted
from the AC power source to obtain a filtered alternating current and to rectify the filtered alternating current into a direct
current;

a control module, connected with the filtering and rectifying module and configured to obtain an amplitude of the alternating
current from the direct current, to adjust a frequency of a control signal output according to the amplitude of the alternating
current, wherein the control module decreases the frequency of the control signal continuously or intermittently when the
amplitude of the alternating current increases, and to output the control signal; and

a primary constant current circuit, connected with the control module and the filtering and rectifying module respectively,
and configured to receive the control signal and to output a constant current according to the control signal.

US Pat. No. 9,459,739

INDUCTION UNIT, TOUCH DETECTING ASSEMBLY AND TOUCH SENSITIVE DEVICE

BYD COMPANY LIMITED, (CN...

1. A touch sensitive device, comprising:
a touch detecting assembly comprising a substrate and a plurality of induction units disposed on the substrate and not intersecting
with each other, wherein the induction unit comprises a first electrode, a second electrode, a plurality of first structures,
and a plurality of second structures, the plurality of first structures are connected end to end via the plurality of second
structures, the first electrode is connected with one first structure at one end of the induction unit, the second electrode
is connected with another first structure at the other end of the induction unit, and each first electrode and each second
electrode are connected with corresponding pins of a control chip;

a control chip, wherein the first electrodes and the second electrodes of the plurality of induction units are connected with
corresponding pins of the control chip, and the control chip is configured to apply a level signal to each first electrode
and/or each second electrode to charge a self capacitor generated by a touch on an induction unit, and to calculate a ratio
between a first resistor between a first electrode of at least one induction unit and the self capacitor and a second resistor
between a second electrode of the at least one induction unit and the self capacitor when the touch is detected on the at
least one induction unit; and
a host computer, configured to receive the ratio between the first resistor and the second resistor sent from the control
chip, to determine a touch position in a first direction according to the ratio between the first resistor and the second
resistor, and to determine a touch position in a second direction according to a position of the at least one touched induction
unit.

US Pat. No. 9,435,035

METALIZED PLASTIC ARTICLES AND METHODS THEREOF

BYD Company Limited, She...

1. A method of metalizing a plastic substrate comprising:
providing a plastic substrate having a plastic and a plurality of accelerators dispersed in the plastic, the accelerators
having a formula ABO3, wherein A is one or more elements selected from Groups 9, 10, 11 of the Periodic Table of Elements and optionally one or
more elements selected from Groups 1 and 2, and the lanthanide series of the Periodic Table of Elements, B is one or more
elements selected from Groups 4B and 5B of the Periodic Table of Elements, and O is oxygen;

irradiating a surface of the plastic substrate to expose at least a first accelerator without reducing the accelerators to
pure metals;

plating the irradiated surface of the plastic substrate to form at least a first metal layer on the at least first accelerator;
and

plating the first metal layer to form at least a second metal layer.

US Pat. No. 9,120,394

BATTERY HEATING CIRCUITS AND METHODS BASED ON BATTERY DISCHARGING AND CHARGING USING RESONANCE COMPONENTS IN SERIES AND MULTIPLE CHARGE STORAGE COMPONENTS

BYD Company Limited, She...

1. A circuit for heating a battery, the circuit comprising:
the battery including a first damping component and a first current storage component, the first damping component and the
first current storage component being parasitic to the battery;

a plurality of switch units;
a switching control component coupled to the plurality of switch units;
a plurality of charge storage components, the plurality of charge storage components and the first current storage component
being at least parts of an energy storage circuit; and

a polarity inversion unit coupled to the plurality of charge storage components;
wherein:
the plurality of switch units and the plurality of charge storage components are connected in series according to a one-to-one
correspondence relationship to form a plurality of branches;

the plurality of branches are connected in parallel with each other and connected with the first current storage component
and the first damping component in series;

the switching control component is configured to turn on and off each of the plurality of switch units, so that one or more
currents flow from the battery to the plurality of charge storage components and flow from the plurality of charge storage
components to the battery when the switch units switch on; and

the polarity inversion unit is configured to, after the plurality of switch units is turned on and then turned off, invert
a plurality of voltage polarities associated with the plurality of charge storage components respectively;

wherein the circuit for heating the battery is configured to heat the battery by at least discharging and charging the battery.

US Pat. No. 9,112,407

QUASI-RESONANT DEVICE AND SYSTEM AND METHOD FOR QUASI-RESONANT CONTROL OF SWITCHING POWER

BYD Company Limited, She...

1. A quasi-resonant device for a switching power comprising a transformer, a quasi-resonant module and a switching tube, comprising:
a degaussing time sampling module, configured to sample a degaussing time Tds of a secondary coil of the transformer according to a feedback signal output by the switching power after the switching tube
is turned off;

a valley sampling module, connected with the degaussing time sampling module, and configured to sample a resonant valley signal
of the quasi-resonant module according to the feedback signal;

a time producing module, connected with the degaussing time sampling module, and configured to produce a time T with a predetermined
ratio D by processing the degaussing time Tds; and

a logic processing module, connected with the valley sampling module and the time producing module respectively, and configured
to obtain a first valley signal after the time T, wherein the first valley signal works as a switching signal T? to turn on
the switching tube.

US Pat. No. 9,490,458

ELECTRIC VEHICLE BATTERY WITH TEMPERATURE CONTROL

BYD Company Limited, She...

1. A battery, comprising:
a battery housing having at least an opening end;
a battery cover sealing the opening end;
an electric core received in the battery housing, which comprises an insulating roll core, at least one heat-conducting tube,
a positive plate having a positive tab, a negative plate having a negative tab, and a separator between the positive plate
and the negative plate, wherein the insulating roll core is filled with an insulating filler and the at least one heat-conducting
tube at least partially penetrates through the insulating roll core;

an electrolyte filled in a space formed between the battery housing with the battery cover and the electric core,
wherein the at least one heat-conducting tube comprises a positive tube and a negative tube having at least an end penetrating
through the battery cover;

a first connector configured to connect the positive tube with the positive tab; and
a second connector configured to connect the negative tube with the negative tab.

US Pat. No. 9,399,403

MOBILE TERMINAL, SYSTEMS AND METHODS FOR CONTROLLING CHARGING AND DISCHARGING BATTERY

BYD Company Limited, She...

1. A server for controlling charging and discharging of battery, the server being configured to:
obtain electricity pricing information;
provide the electricity pricing information to a mobile terminal;
receive an instruction from the mobile terminal to charge or discharge a battery, the instruction being generated according
to the electricity pricing information; and

provide the instruction to a battery management device to charge or discharge the battery,
receive information about a residual electric quantity of the battery from the battery management device;
provide the received information about the residual electric quantity to the mobile terminal;
receive information about a discharging limit from the mobile terminal, the discharging limit being calculated according to
the residual electric quantity; and

calculate a time scheduled for discharging the battery based on the received information about the discharging limit;
wherein the instruction provided to the battery management device includes the discharging limit.

US Pat. No. 9,290,105

ELECTRIC VEHICLE AND ACTIVE DISCHARGING SYSTEM FOR ELECTRIC VEHICLE

BYD Company Limited, (CN...

1. An active discharging system for an electric vehicle, comprising:
a power battery;
a bus capacitor;
a charge-discharge socket;
a bidirectional DC/DC module having a first DC terminal connected with a first terminal of the power battery and a second
DC terminal connected with a second terminal of the power battery, wherein the first DC terminal of the bidirectional DC/DC
module is a common DC terminal for an input to and an output from the bidirectional DC/DC module;

a driving control switch having a first terminal connected with the second terminal of the power battery and a second terminal
connected with a third DC terminal of the bidirectional DC/DC module;

a bidirectional DC/AC module having a first DC terminal connected with the second terminal of the driving control switch and
a second DC terminal connected with the first terminal of the power battery;

a motor control switch having a first terminal connected with an AC terminal of the bidirectional DC/AC module and a second
terminal connected with a motor;

a charge-discharge control module having a first terminal connected with the AC terminal of the bidirectional DC/AC module
and a second terminal connected with the charge-discharge socket; and

a controller module connected with the driving control switch, the motor control switch and the charge-discharge control module
respectively, and configured to control the driving control switch, the motor control switch and the charge-discharge control
module according to a current operation mode of the active discharging system, to control the bus capacitor to continue charging
the power battery after a charge is finished, and to control the bus capacitor to continue discharging after a discharge is
finished until a voltage across the bus capacitor is less than a first predetermined value.

US Pat. No. 9,293,896

ASSEMBLY FOR POWER CONNECTION AND SIGNAL ACQUISITION

BYD Company Limited, She...

1. An assembly for power connection and signal acquisition, comprising:
a power connection member comprising a holder, a plurality of connection pieces disposed in the holder and a protection shell
mounted on the holder to protect the plurality of connection pieces;

a patch panel comprising:
a trough defining a plurality of cable slots;
a sampling cable received in each of the cable slots, wherein a sampling terminal is disposed at an end of the sampling cable
for electrically connecting the sampling cable with each of the connection pieces; and

a protection cover mounted on the trough to protect the sampling cable received in the cable slot;
wherein the holder defines a plurality of mounting regions, the connection pieces are mounted in the mounting regions respectively,
each of the mounting regions is defined by a bottom plate and a side plate disposed at a periphery of the bottom plate, and

wherein an outer surface of the bottom plate of each mounting region is configured to mount a battery, the bottom plate is
configured to support the connection piece, and the side plate is configured to clamp the connection piece in a lateral direction;

wherein the side plate includes a clamping tongue configured to clamp the connection piece, a boss configured to secure the
protection shell, and a notch for receiving the sampling terminal.

US Pat. No. 9,193,275

IN-VEHICLE CHARGER

BYD Company Limited, She...

1. An in-vehicle charger, comprising:
a rectification and voltage-stabilizing circuit, which inputs, rectifies, and stabilizes a commercial power;
a traction battery charging circuit, which is electrically connected with the rectification and voltage-stabilizing circuit,
and which charges a traction battery;

a control communication circuit, which is electrically connected with the rectification and voltage-stabilizing circuit, and
which controls the traction battery charging circuit; and

a starting battery charging circuit, which is directly and electrically connected with the rectification and voltage-stabilizing
circuit, and which starts charging of a starting battery under control of the control communication circuit,

wherein the control communication circuit is configured to control the traction battery charging circuit to start charging
the traction battery after a charging voltage for the starting battery reaches a threshold, and wherein the control communication
circuit is further configured to control the starting battery charging circuit to charge the starting battery at the same
time of the traction battery charging circuit is charging the traction battery.

US Pat. No. 9,103,020

METALIZED PLASTIC ARTICLES AND METHODS THEREOF

BYD Company Limited, She...

1. A method of metalizing a plastic substrate comprising:
providing a plastic substrate comprising a plastic and a plurality of accelerators dispersed in the plastic, the plurality
of accelerators being of a formula AMxByOz, wherein A is one or more elements selected from groups 10 and 11 of the Element Periodic Table; M is one or more metal elements
in three plus selected from the group consisting of Fe, Co, Mn, Al, Ga, In, Tl, and rare earth elements; B is boron and O
is oxygen; and x=0-2, y=0.01-2, and z=1-4;

irradiating a surface of the plastic substrate with an infrared laser to expose at least a first accelerator;
plating the irradiated surface of the plastic substrate to form at least a first metal layer on the at least first accelerator,
wherein the first metal layer is electrochemically or chemically plated.

US Pat. No. 9,065,293

BATTERY HEATING CIRCUITS AND METHODS USING TRANSFORMERS

BYD Company Limited, She...

1. A circuit for heating a battery, the circuit comprising:
the battery including a first damping component parasitic to the battery;
a switch unit;
a switching control component coupled to the switch unit;
a first one-way semiconductor component; and
a transformer including a first winding and a second winding;
wherein the circuit for heating the battery is configured to heat the battery by at least discharging the battery with a discharging
current flowing through at least the first damping component, the first winding of the transformer, and the switch unit;

wherein the circuit for heating the battery is further configured to heat the battery by at least charging the battery with
a charging current flowing through at least the second winding of the transformer, the first one-way semiconductor component,
and the first damping component.

US Pat. No. 9,055,684

CONTACT PIECE OF GOLD FINGER, GOLD FINGER AND CONNECTOR COMPRISING THE GOLD FINGER

BYD Company Limited, She...

1. A contact piece of a gold finger, comprising:
a first main body segment;
a second main body segment; and
a transition segment connected to the first main body segment and the second main body segment, respectively, in a vertical
direction,

wherein an upper edge and a lower edge of the transition segment are inclined with respect to a lateral direction respectively,
wherein a top portion of the first main body segment is non-axisymmetrical with respect to the vertical direction,
wherein the first main body segment, the second main body segment, and the transition segment are located within one plane,
and

wherein the transition segment has a left edge and a right edge defined between the upper edge and the lower edge, at least
one of the left edge and the right edge being curved within the plane.

US Pat. No. 9,509,918

METHOD AND DEVICE FOR OBTAINING HIGH DYNAMIC RANGE IMAGE

BYD Company Limited, She...

1. A method for obtaining a high dynamic range image, comprising:
obtaining a pixel value of each pixel in a long exposure image and a short exposure image of a same scene;
determining a brightness value of each pixel in the long exposure image and the short exposure image according to the pixel
value of each pixel in the long exposure image and the short exposure image;

determining an objective brightness value of each pixel in a combined image combining the long exposure image with the short
exposure image according to the brightness value of each pixel in the long exposure image and the short exposure image;

determining a color value of each pixel in the long exposure image and the short exposure image according to the pixel value
and the brightness value of each pixel in the long exposure image and the short exposure image;

determining a color value of each pixel in the combined image according to the color value of each pixel in the long exposure
image and the short exposure image;

correcting the color value of each pixel in the combined image according to the brightness value of each pixel in the long
exposure image and the short exposure image and the objective brightness value of each pixel in the combined image so as to
obtain a corrected color value of each pixel in the combined image;

determining a pixel value of each pixel in the combined image according to the objective brightness value and the corrected
color value of each pixel in the combined image; and

obtaining a high dynamic range image according to the pixel value of each pixel in the combined image.
US Pat. No. 9,502,151

INK COMPOSITION AND CIRCUIT BOARD AND METHOD FOR PRODUCING THE SAME

BYD COMPANY LIMITED, She...

1. An ink composition, comprising:
an acrylic resin;
an epoxy resin;
a polyester resin;
a curing agent; and
an active powder comprising a modified metal compound, wherein the modified metal compound comprises a complex of an organic
chelator and a metal ion, wherein the metal ion of the modified metal compound is at least one selected from the group consisting
of Zn, Cr, Co, Cu, Mn, Mo and Ni;

wherein with respect to 100 weight parts of the acrylic resin, the epoxy resin is present in an amount ranging from about
30 weight parts to about 60 weight parts, the polyester resin is present in an amount ranging from about 10 weight parts to
about 30 weight parts, the curing agent is present in an amount ranging from about 5 weight parts to about 15 weight parts,
and the active powder is present in an amount ranging from about 5 weight parts to about 10 weight parts.

US Pat. No. 9,484,755

IN-VEHICLE CHARGING CONTROL DEVICE, VEHICLE CHARGING SYSTEM AND VEHICLE

BYD Company Limited, She...

5. A vehicle charging system, comprising:
a charging control device comprising:
a control module;
a charging socket having a charging connection confirming terminal and a protective grounding terminal; and
a switching circuit connected with the charging connection confirming terminal and the protective grounding terminal of the
charging socket respectively,

wherein the control module is connected with a battery via the switching circuit, the charging connection confirming terminal
and the protective grounding terminal of the charging socket;

a charging plug having a charging connection confirming terminal and a protective grounding terminal to match with the charging
connection confirming terminal and the protective grounding terminal of the charging socket, wherein the switching circuit
is in a conducting state when the charging plug is plugged in the charging socket and in a disconnection state when the charging
plug is not plugged in the charging socket,

wherein the switching circuit comprises:
a first MOS transistor having a source, a gate and a drain; and
a first resistor,
wherein one end of the first resistor is connected with the battery and the source of the first MOS transistor, the other
end of the first resistor and the gate of the first MOS transistor are connected with the charging connection confirming terminal
of the charging socket, the drain of the first MOS transistor is connected with the control module, and the protective grounding
terminal of the charging socket is grounded.

US Pat. No. 9,411,476

INDUCTION UNIT, TOUCH DETECTING ASSEMBLY AND TOUCH SENSITIVE DEVICE

BYD COMPANY LIMITED, She...

1. A touch sensitive device, comprising:
a touch detecting assembly; and
a control chip,
wherein said touch detecting assembly comprises:
a substrate; and
a plurality of induction units disposed on the substrate and not intersecting with each other, each induction unit comprising
an induction body, and a first electrode and a second electrode connected with the induction body respectively,

wherein each induction body has a plurality of empty parts, and the plurality of empty parts are arranged in a predetermined
pattern to define a current passage for increasing a resistance between the first electrode and the second electrode; and

wherein said control chip is connected with each first electrode and each second electrode,wherein the control chip is configured to apply a level signal to each first electrode and/or each second electrode to generate
a current flowing in the current passage between each first electrode and each second electrode, to charge by the current
a self capacitor generated by a touch of an induction body, to calculate a ratio between a first resistor between the first
electrode of at least one induction unit and the self capacitor and a second resistor between the second electrode of the
at least one induction unit and the self capacitor when an induction body of the at least one induction unit is detected to
be touched, and to determine a touch position of the induction body of the at least one induction unit according to the ratio
between the first resistor and the second resistor.

US Pat. No. 9,099,875

REVERSE-CONNECTION PROTECTING DEVICE AND BACKUP POWER SUPPLY INCLUDING THE SAME

BYD Company Limited, She...

1. An apparatus comprising:
an interface coupled between a backup battery and a load;
a battery control module coupled to the interface and the backup battery, the battery control module configured to control
the charging or discharging of the backup battery; and

an activation module coupled between the battery control module and an external power supply parallel with the load, the activation
module comprising:

an activation terminal coupled between a first node and a second node;
a lightning protection circuit coupled to the activation terminal, the lightning protection circuit comprising a capacitor
coupled between the first node and the second node, wherein the lightning protection circuit further comprises:

a first capacitor and a second capacitor connected to each other at a third node between the first node and the second node;
a magnetic bead, and
a current-limiting resistor coupled between the magnetic bead and the first node;
wherein the activation module is configured to disable the battery control module in an instance in which one of the load,
the backup battery and the external power supply is reversely connected;

a voltage stabilizing and reverse-connection protecting circuit coupled to the lightning protection circuit; and
an optical coupler coupled between the voltage stabilizing and reverse-connection protecting circuit and the battery control
module.

US Pat. No. 9,083,196

CIRCUITS AND METHODS FOR HEATING BATTERIES IN PARALLEL USING RESONANCE COMPONENTS IN SERIES

BYD Company Limited, She...

1. A circuit for heating a first battery and a second battery, the circuit comprising:
the first battery including a first damping component and a first current storage component, the first damping component and
the first current storage component being parasitic to the first battery;

the second battery including a second damping component and a second current storage component, the second damping component
and the second current storage component being parasitic to the second battery;

a first switch unit;
a second switch unit;
a switching control component coupled to the first switch unit and the second switch unit; and
a first energy storage component including a first storage terminal and a second storage terminal, the first storage terminal
being coupled to a first negative terminal of the first battery through the first switch unit, the second storage terminal
being coupled to a second negative terminal of the second battery through the second switch unit;

wherein:
the first battery, the first switch unit, and the first energy storage component are connected to form a first charging and
discharging circuit; and

the second battery, the second switch unit, and the first energy storage component are connected to form a second charging
and discharging circuit;

wherein:
the switching control component is configured to turn on the first switch unit and the second switch unit alternately so as
to control a first current flowing between the first battery and the first energy storage component and a second current flowing
between the second battery and the first energy storage component; and

the circuit for heating the first battery and the second battery is configured to heat the first battery and the second battery
by at least discharging the first battery and discharging the second battery.

US Pat. No. 9,553,576

DRIVING CIRCUIT FOR IGBT MODULE

BYD COMPANY LIMITED, She...

1. A driving circuit for an IGBT module, comprising:
a gate driving resistor connected with the IGBT module;
a driving module connected with the gate driving resistor;
an integrating circuit connected with the driving module, wherein the integrating circuit comprises an equivalent resistor
and a first capacitor connected in series with the equivalent resistor, a time constant of the integrating circuit is adjusted
by changing a resistance of the equivalent resistor, and the equivalent resistor is formed by a second resistor and an output
terminal resistor of a second optical coupler connected in parallel with the second resistor;

a first optical coupler connected with the integrating circuit; and
a micro control unit connected with the first optical coupler via a first resistor.

US Pat. No. 9,209,644

CIRCUITS AND METHODS FOR HEATING BATTERIES IN SERIES USING RESONANCE COMPONENTS IN SERIES

BYD Company Limited, She...

1. A circuit for heating a first battery and a second battery, the circuit comprising:
the first battery including a first damping component and a first current storage component, the first damping component and
the first current storage component being parasitic to the first battery;

the second battery including a second damping component and a second current storage component, the second damping component
and the second current storage component being parasitic to the second battery;

a first switch unit;
a second switch unit;
a switching control component coupled to the first switch unit and the second switch unit; and
a charge storage component;
wherein:
the first battery, the first switch unit, and the charge storage component are connected to form a first charging and discharging
circuit; and

the second battery, the second switch unit, and the charge storage component are connected to form a second charging and discharging
circuit;

wherein:
the switching control component is configured to turn on the first switch unit and the second switch unit alternately so as
to control a first current flowing between the first battery and the charge storage component and a second current flowing
between the second battery and the charge storage component; and

the circuit for heating the first battery and the second battery is configured to heat the first battery and the second battery
by at least discharging the first battery and discharging the second battery.

US Pat. No. 9,126,499

ELECTRIC VEHICLE RUNNING CONTROL SYSTEM

BYD Company Limited, She...

1. An electric vehicle running control system, comprising:
a heating circuit;
a load capacitor;
a switchgear connected with the heating circuit and the load capacitor respectively; and
a switch control module connected with the switchgear for controlling the switchgear to switch off when the heating circuit
is connected with an in-vehicle battery to form a heating loop for heating the in-vehicle battery;

wherein the heating circuit comprises a damping element, a bidirectional switchgear, a first current storage element and a
first charge storage element, the damping element and the first current storage element are connected in series to form a
first part, the bidirectional switchgear and the first charge storage element are connected in series to form a second part,
one end of the first part is connected with a positive electrode of the in-vehicle battery, another end of the first part
is connected with one end of the second part and one end of the switchgear respectively, and another end of the second part
is connected with the load capacitor and a negative electrode of the in-vehicle battery; and wherein

the bidirectional switchgear comprises a first unidirectional branch for realizing a flowing of an energy from the in-vehicle
battery to the heating circuit, and a second unidirectional branch for realizing a flowing of an energy from the heating circuit
to the in-vehicle battery;

the electric vehicle running control system further comprising a heating circuit control module configured for controlling
the heating circuit to connect with or disconnect from the in-vehicle battery by controlling the bidirectional switchgear
to switch on or off, and

the heating circuit control module is connected with the first unidirectional branch and/or the second unidirectional branch
for controlling the first unidirectional branch and/or the second unidirectional branch connected to be on or off.

US Pat. No. 9,062,167

GLASS ARTICLE AND METHOD OF FORMING THE SAME

BYD COMPANY LIMITED, (CN...

1. A glass article comprising:
a glass body with convex-concave structures formed on at least a part of periphery on the glass body; and
a plastic layer adhered to the periphery of the glass body with adhesive coated therebetween, wherein
the plastic layer is adhered to the glass body via the convex-concave structures, wherein the ratio of a depth of the convex-concave
structure to a thickness of the glass body at the periphery is about 0.1 to about 0.99, and the ratio of a width of the convex-concave
structure to a thickness of the glass body at the periphery is about 0.5 to about 20.

US Pat. No. 9,054,368

CURRENT FUSE DEVICE AND BATTERY ASSEMBLY COMPRISING THE SAME

BYD Company Limited, She...

1. A current fuse device comprising:
an insulating box having a cavity;
a first conductor fixed to the insulating box with a first outer end projecting out of the insulating box and a first inner
end in the cavity;

a second conductor fixed to the insulating box with a second outer end projecting out of the insulating box and a second inner
end in the cavity, the second inner end of the second conductor opposing the first inner end of the first conductor; and

at least one elastic member disposed on at least one of the first conductor and the second conductor and inside the cavity,
the elastic member forming an electrical connection between the first inner end of the first conductor and the second inner
end of the second conductor,

wherein the elastic member has an elastic potential energy to break the electrical connection when a short circuit occurs,
wherein a gap is formed between the first inner end of the first conductor and the second inner end of the second conductor,
the elastic member has a first end being fixed to one of the first conductor and the second conductor and a second end being
provided in the gap, and

wherein the first inner end of the first conductor and the second inner end of the second conductor are formed into trapezoid
shapes, the first conductor and the second conductor being disposed with short sides of the trapezoid shapes in parallel and
opposing each other.

US Pat. No. 9,601,676

LED SUPPORT ASSEMBLY AND LED MODULE

BYD Company Limited, She...

1. An LED support assembly, comprising:
a metal heat sink defining an upper surface and a lower surface;
a first ceramic substrate configured to support an LED chip and disposed on the upper surface of the metal heat sink; and
a second ceramic substrate configured to support electrodes of the LED chip and surrounding the first ceramic substrate.

US Pat. No. 9,590,222

BATTERY CELL CONNECTOR

BYD COMPANY LIMITED, She...

1. A battery cell connector, comprising:
a plurality of segments, comprising:
a first terminal segment that includes one or more first connecting elements for a battery pole of a first battery cell;
a second terminal segment that includes one or more second connecting elements for a battery pole of a second battery cell;
one or more additional segments connecting the first terminal segment to the second terminal segment, each additional segment
defining a respective plane and having a respective longitudinal axis; and

at least three bends coupling the plurality of segments together into a 3-D object, each bend located between a unique pair
of adjacent segments of the plurality of segments, wherein the unique pair of adjacent segments define two distinct respective
planes and an axis of bending of the bend that is parallel to both of the respective planes of the adjacent segments and wherein
the three bends have three distinct axes of bending that are perpendicular to one another,

wherein the first terminal segment is not parallel to the second terminal segment and the one or more first connecting elements
are electrically coupled with the one or more second connecting elements.

US Pat. No. 9,577,569

MOTOR CONTROL SYSTEM OF ELECTRIC VEHICLE AND CONTROLLING METHOD FOR MOTOR CONTROL SYSTEM OF ELECTRIC VEHICLE AND ELECTRIC VEHICLE

BYD Company Limited, She...

6. A controlling method for a motor control system of an electric vehicle, wherein the motor control system comprises an IGBT
module, a detection module configured to be connected with a motor of the electric vehicle, a drive module connected with
the IGBT module, a channel selection module connected with the drive module, a first control module connected with the detection
module and the channel selection module respectively, and a second control module connected with the channel connection module
and communicated with the first control module, and the controlling method comprises:
detecting a motor speed by the detection module and sending the motor speed to the first control module;
determining whether the first control module has a fault;
when the first control module does not have a fault, selecting a channel of the first control module by the channel selection
module, and sending a first control signal by the first control module to control the drive module to drive IGBTs in the IGBT
module to turn on or off; and

when the first control module has a fault, selecting a channel of the second control module by the channel selection module,
and sending a second control signal by the second control module according to the motor speed so as to control the motor to
stop working, wherein the motor speed is the motor speed at a predetermined time before the first control module has the fault
or the current motor speed;

determining whether an upper bridge arm and a lower bridge arm have an error information;
generating a first error signal if neither the upper bridge arm nor the lower bridge arm has the error information or if the
upper bridge arm has the error information, and sending three first level signals to turn off each IGBT in the upper bridge
arm and sending three second level signals to turn on each IGBT the lower bridge arm by the second control module according
to the first error signal;

generating a second error signal if the lower bridge arm has the error information, and sending three second level signals
to turn on each IGBT in the upper bridge arm and sending three first level signals to turn off each IGBT in the lower bridge
arm by the second control module according to the second error signal; and

generating a third error signal if each of the upper bridge arm and the lower bridge arm has the error information, and sending
six first level signals by the second control module according to the third error signal to turn off each IGBT in the IGBT
module.

US Pat. No. 9,482,797

PIXEL ARRAY, CAMERA USING THE SAME AND COLOR PROCESSING METHOD BASED ON THE PIXEL ARRAY

BYD Company Limited, She...

1. A pixel array used for performing color processing, comprising:
a plurality of two-dimensionally arranged 4*4 Bayer matrix units, wherein the matrix unit comprises a plurality of pixels,
each pixel including any of a green filter, a red filter and a blue filter, and one or more of the green filters are replaced
by white filters in the matrix units, wherein:

a first pixel value with an infrared component of a color in each pixel is obtained, when a light comprising an infrared composition
passes through the green filter, the red filter, the blue filter or the white filter;

a second pixel value with an infrared component of a mission color in each pixel is obtained, by interpolating for the first
pixel value with the infrared component in each pixel;

an infrared component value of each pixel is obtained, according to the first pixel value and the second pixel value; and
a third pixel value not affected by the infrared component of the colors in each pixel is obtained, according to the first
pixel value, the second pixel value and the infrared component value; wherein

when the light comprising the infrared composition passes through the red filter, the first pixel value with the infrared
component of a red color is R?=R+a*IR;

when the light comprising the infrared composition passes through the green filter, the first pixel value with the infrared
component of a green color is G?=G+b*IR;

when the light comprising the infrared composition passes through the blue filter, the first pixel value with the infrared
component of a blue color is B?=B+c*IR; and

when the light comprising the infrared composition passes through the white color filter, the first pixel value with the infrared
component of a white color is W?=(R/a+G/b+B/c+IR)*d,

where a is a gain value of the red filter, b is a gain value of the green filter, c is a gain value of the blue filter, d
is a gain value of the white filter, and IR is the infrared component value, R is the pixel value of the pixel disposed with
the red filter, and R? is the first pixel value of the red color with the infrared component of the pixel disposed with the
red filter; G is the pixel value of the pixel disposed with the green filter, and G? is the first pixel value of the green
color with the infrared component of the pixel disposed with the green filter; B is the pixel value of the pixel disposed
with the blue filter, and B? is the first pixel value of the blue color with the infrared component of the pixel disposed
with the blue filter; W is the pixel value of the pixel disposed with the white filter, and W? is the first pixel value of
the white color with the infrared component of the pixel disposed with the white filter.

US Pat. No. 9,543,846

SWITCHING POWER SOURCE, METHOD AND CONTROL CHIP FOR CONTROLLING THE SAME

BYD Company Limited, (CN...

1. A switching power source, comprising:
a dimmer connected to an alternating current power supply and having a plurality of operating modes;
a filtering and rectifying module connected to the dimmer and configured to filter an alternating current output from the
dimmer to obtain a filtered alternating current and rectify the filtered alternating current into a direct current;

a dimmer switching module connected to the dimmer;
a control module connected to the filtering and rectifying module and the dimmer switching module respectively, and configured
to detect a current operating mode of the dimmer when the switching power source is powered on, to generate a dimmer control
signal according to the current operating mode, and to control the dimmer switching module to turn on or off according to
the dimmer control signal to control the dimmer to enter a desired operating mode; and

a primary constant current circuit connected to the control module and the filtering and rectifying module, respectively,
wherein the control module controls the primary constant current circuit to output a constant current.

US Pat. No. 9,568,066

POWER TRANSMISSION SYSTEM AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A power transmission system for a vehicle, comprising:
an engine;
a plurality of input shafts, wherein at least one of the input shafts is configured to selectively engage with the engine,
each of the input shafts being provided with a shift driving gear thereon;

a plurality of output shafts, wherein each of the output shafts is provided with a shift driven gear configured to mesh with
a corresponding shift driving gear;

a transmission gear provided on one of the output shafts;
a motor power shaft;
a first motor gear and a second motor gear both fitted over the motor power shaft;
a motor synchronizer disposed on the motor power shaft and between the first and second motor gears;
a reverse gear fitted over the motor power shaft;
a middle idler configured to mesh with the shift driving gear provided on one of the input shafts;
a reverse idler gear configured to mesh with the reverse gear and to selectively rotate together with the middle idler, wherein
the first motor gear is configured to mesh with the middle idler, and the second gear is configured to mesh with the transmission
gear; and

a first motor generator configured to operate together with the motor power shaft.

US Pat. No. 9,436,189

THERMOREGULATOR

BYD Company Limited, She...

1. A thermoregulator, comprising:
a shell having an inner cavity therein;
a pushrod disposed in the shell;
a heat-sensitive element disposed in the shell and adapted to move the pushrod according to temperature,
inner and outer valve bodies disposed in the shell;
a sealing member mounted on the outer valve body and having an inner ring surface and an outer ring surface, and
an elastic member disposed between the shell and the inner valve body,
wherein the sealing member and the outer valve body encircle the inner valve body,
wherein the sealing member and the inner valve body divide the inner cavity of the shell into a first cavity and a second
cavity, and the elastic member normally pushes the inner valve body in a first direction from the first cavity toward the
second cavity,

wherein the inner ring surface of the sealing member is adapted to contact with the inner valve body, and the outer ring surface
of the sealing member is adapted to contact with the shell such that a liquid in the inner cavity is prevented from flowing
between the first cavity and the second cavity,

wherein when a temperature of the liquid in the second cavity is higher than a first predetermined temperature and is lower
than a second predetermined temperature, the heat-sensitive element expands to push the pushrod and thus the inner valve body
to move in a second direction opposed to the first direction such that the inner ring surface is separated from the inner
valve body and the outer ring surface of the sealing member is in contact with the shell; and

wherein when the temperature of the liquid in the second cavity is equal to or higher than the second predetermined temperature,
the inner valve body is in contact with the outer valve body to move the outer valve body in the second direction such that
the outer ring surface is separated from the shell.

US Pat. No. 9,174,415

COMPOSITE AND PREPARATION METHOD OF JOINING AMORPHOUS ALLOY MATERIAL TO HETEROGENEOUS MATERIAL

BYD Company Limited, She...

1. A method of joining an amorphous alloy material to a heterogeneous material, comprising steps of:
placing a first pre-formed piece made of one material selected from the group consisting of the amorphous alloy material and
the heterogeneous material into a mold;

heating a second piece made of one material selected from the group consisting of the amorphous alloy material and the heterogeneous
material to a predetermined temperature to form a melt, wherein the first pre-formed piece and the second piece are made of
different material;

casting the melt into the mold to form a transition connection part, the transition connection part joining the amorphous
alloy material to the heterogeneous material and having one of a fusion welded structure, a microstructure reinforcing connection
structure and a composite connection structure, in which the fusion welded structure is formed by the amorphous alloy material
and the heterogeneous material via fusion welding, the microstructure reinforcing connection structure is formed by a microstructure
on a surface of the pre-formed piece and the other of the amorphous alloy material and the heterogeneous material, and the
composite connection structure comprises the fusion welded structure and the microstructure reinforcing connection structure;
and

cooling the amorphous alloy material and the heterogeneous material at a rate higher than a critical cooling rate of the amorphous
alloy material to obtain a composite formed by the amorphous alloy material to the heterogeneous material joined via the transition
connection part,

wherein the first pre-formed piece is made of the heterogeneous material, and the amorphous alloy material is heated to a
temperature not lower than a glass transition temperature thereof and cast into the mold, in which a casting temperature of
the amorphous alloy material in a first region of the mold is lower than a melting temperature of the heterogeneous material,
and a casting temperature of the amorphous alloy material in a second region of the mold is higher than the melting temperature
of the heterogeneous material by a predetermined value.

US Pat. No. 9,093,596

EPITAXIAL WAFER FOR LIGHT EMITTING DIODE, LIGHT EMITTING DIODE CHIP AND METHODS FOR MANUFACTURING THE SAME

BYD Company Limited, She...

1. An epitaxial wafer for a light emitting diode, said epitaxial wafer comprising:
a substrate;
a first LED epitaxial structure formed on a first surface of the substrate, in which the first LED epitaxial structure comprises:
a first n-type semiconductor layer doped with n-type impurities,
a first light emitting layer,
a first anti-diffusion layer between the first n-type semiconductor layer and the first light emitting layer, the first anti-diffusion
layer being formed directly on the first n-type semiconductor layer,

a second anti-diffusion layer,
a first electron barrier layer directly on the second anti-diffusion layer, and
a first p-type semiconductor layer doped with p-type impurities on the first electron barrier layer, wherein the first and
second anti-diffusion layers are adapted to block respectively the n-type and p-type impurities from diffusing to the first
light emitting layer;
and
a second LED epitaxial structure formed on a second surface of the substrate.

US Pat. No. 9,802,388

ALUMINUM ALLOY RESIN COMPOSITE AND METHOD OF PREPARING THE SAME

BYD COMPANY LIMITED, She...

1. A method of preparing an aluminum alloy resin composite, comprising:
providing an aluminum alloy substrate having an oxide layer formed by anodic oxidation on a surface thereof, wherein the oxide
layer has nanopores;

forming corrosion pores on an outer surface of the oxide layer by using a corrosion agent, wherein the corrosion agent is
at least one selected from a group of ammonia, ammonium salt, hydrazine, hydrazine derivative, and water-soluble amine compound,
wherein the corrosion pores have a larger diameter than the nanopores, the corrosion pores and the nanopores form a double-layer
pore structure, and the corrosion pores are in communication with the nanopores; and

injection molding a resin composition to the surface of the aluminum alloy substrate through the nanopores and the corrosion
pores, wherein the resin composition is fixedly attached to the aluminum alloy substrate.

US Pat. No. 9,604,545

CARRIER COMMUNICATION METHOD AND SYSTEM BASED ON CHARGING-DISCHARGING OF ELECTRIC VEHICLE AND CARRIER DEVICE

BYD Company Limited, (CN...

1. A carrier communication method based on charging-discharging of an electric vehicle, comprising:
S1: determining whether a carrier signal from a peripheral apparatus is detected at an interface harness and if yes, determining
whether the carrier signal is correct, after the electric vehicle is powered on;

S2: receiving the carrier signal via the interface harness, when the electric vehicle detects the carrier signal and the carrier
signal is correct;

S3: performing a coupling and a filtering on the carrier signal by the electric vehicle to convert the carrier signal into
a standard carrier signal and demodulating the standard carrier signal into a digital signal to obtain information about the
peripheral apparatus,

wherein the method further comprises: setting a Serial Communication Interface (SCI) of the electric vehicle in an interrupt
state when receiving the carrier signal via the interface harness; and

wherein at step S1, when the carrier signal is not detected at the interface harness within a predetermined initial time,
it is further determined whether the carrier signal is detected at the SCI of the electric vehicle; and if yes, execute step
S2.

US Pat. No. 9,512,837

OIL PUMP, ENGINE COVER AND ENGINE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. An oil pump, comprising:
a shell having an inlet and an outlet and defining a low-pressure oil chamber and a high-pressure oil chamber therein, the
low-pressure oil chamber having a low-pressure oil passage connected to the inlet, the high-pressure oil chamber having a
high-pressure oil passage connected to the outlet,

a rotor mounting part disposed at an end of the shell and having a rotor supporting structure; and
a rotor mechanism disposed on the rotor mounting part,
wherein the high-pressure oil chamber and the low-pressure oil chamber are located at the same side of a periphery of the
rotor mounting part,

wherein a buffer chamber is defined between the low-pressure oil chamber and the high-pressure oil chamber, and
wherein the buffer chamber, the high-pressure oil chamber and the low-pressure oil chamber are located at the same side of
the periphery of the rotor mounting part.

US Pat. No. 9,120,371

MOUNTING STRUCTURE FOR IN-VEHICLE POWER BATTERY AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A mounting structure for an in-vehicle power battery, comprising:
an upper cover;
a support tray hermetically connected to the upper cover, the support tray forming a sealed cavity with the upper cover for
receiving the power battery;

a bracket for supporting at least a peripheral bottom portion of the support tray, wherein the bracket is detachably fixed
to a bottom surface of a body floor in a vehicle; and

a supporting beam formed on the bottom surface of the body floor surrounding the upper cover and the support tray, wherein
the bracket is detachably connected to the supporting beam;

wherein the bracket comprises four side frames connected in series which are fixedly connected to the bottom portion of the
support tray, and the side frames are detachably connected to the supporting beam and each of the side frames is formed with
at least a concaved portion where the side frame is fixed to the supporting beam via a second bolt coupled with a corresponding
nut.

US Pat. No. 9,093,414

BATTERY HEATING CIRCUITS AND METHODS BASED ON BATTERY DISCHARGING AND CHARGING USING RESONANCE COMPONENTS IN SERIES AND MULTIPLE CHARGE STORAGE COMPONENTS

BYD Company Limited, She...

1. A heating circuit for a battery, comprising:
a plurality of switch units, a switching control module, a damping component, an energy storage circuit, and a polarity inversion
unit, wherein:

the energy storage circuit is connected with the battery, and comprises a first current storage component and a plurality
of charge storage components;

the plurality of charge storage components are connected with the plurality of switch units in series in one-to-one correspondence
to form a plurality of branches;

the plurality of branches are connected in parallel with each other and connected with the first current storage component
and damping component in series;

the switching control module is connected with the switch units, and is configured to control switching on and off of the
switch units, so that energy flows back-and-forth between the battery and the energy storage circuit when the switch units
switch on;

the polarity inversion unit is connected with the energy storage circuit, and is configured to invert a voltage polarity of
the plurality of charge storage components after the switch units switch from on to off.

US Pat. No. 9,087,806

BATTERY HEATING CIRCUITS AND METHODS USING RESONANCE COMPONENTS IN SERIES BASED ON CHARGE BALANCING

BYD Company Limited, She...

1. A heating circuit for at least a first battery and a second battery, wherein the heating circuit comprises:
a first charging/discharging circuit, which is connected to the first battery, and comprises a first damping component, a
first current storage component, a first switch unit, and a first charge storage component, all of which are connected in
a first loop with each other; and

a second charging/discharging circuit, which is connected to the second battery, and comprises a second damping component,
a second current storage component, a second switch unit, and the first charge storage component, all of which are connected
in a second loop with each other,

wherein the first switch unit comprises a first one-way branch configured to transfer energy from the first battery to the
first charging/discharging circuit and a second one-way branch configured to transfer energy from the first charging/discharging
circuit to the first battery and/or wherein the second switch unit comprises a third one-way branch configured to transfer
energy from the second battery to the second charging/discharging circuit and a fourth one-way branch configured to transfer
energy from the second charging/discharging unit to the second battery; and

wherein the first switch unit comprises a first two-way switch and a second two-way switch, which are connected in series
opposite to each other to form the first one-way branch and the second one-way branch and/or wherein the second switch unit
comprises a third two-way switch and a fourth two-way switch, which are connected in series opposite to each other to form
the third one-way branch and the fourth one-way branch.

US Pat. No. 9,808,974

METHOD OF PREPARING ALUMINUM ALLOY RESIN COMPOSITE AND ALUMINUM ALLOY-RESIN COMPOSITE OBTAINABLE BY THE SAME

BYD COMPANY LIMITED, She...

1. A method of preparing an aluminum alloy-resin composite, comprising the steps of:
S1: anodizing a surface of an aluminum alloy substrate to form an oxide layer on the surface, wherein the oxide layer is formed
with nanopores;

S2: immersing the resulting aluminum alloy substrate obtained at step S1 in an alkaline solution having a pH of about 10 to
about 13, to form corrosion pores on an outer surface of the oxide layer, wherein the corrosion pores have a larger diameter
than the nanopores, the corrosion pores and the nanopores form a double-layer pore structure, and the corrosion pores are
in communication with the nanopores, wherein the alkaline solution includes an aqueous solution comprising at least one selected
from a soluble carbonates, a soluble alkali, a soluble phosphate, a soluble sulfate, and a soluble borate; and

S3: injection molding a resin onto the surface of the resulting aluminum alloy substrate obtained at step S2 in a mold to
obtain the aluminum alloy-resin composite.

US Pat. No. 9,601,753

NEGATIVE ACTIVE MATERIALS, LITHIUM ION BATTERIES, AND METHODS THEREOF

BYD COMPANY LIMITED, (CN...

1. A method for the preparation of a negative active material comprising:
mixing a carbon material, an organic polymer, a Sn-containing compound with water to obtain a mixed solution system;
adding a complexing agent to the mixed solution system, optionally while stirring, to form an intermediate solution;
adding a reducing agent to the intermediate solution to form a reaction product; and
filtering, washing, and drying the reaction product to form the negative active material, wherein the negative active material
has a core-shell structure, a core of the core- shell structure comprising carbon and a shell of the core-shell structure
comprising Sn, wherein the mixed solution system further comprises: a first water soluble aiding compound additive, the first
water soluble aiding compound additive comprises one or more aiding elements selected from group consisting of: Ag, Zn, Al,
and Sb; wherein a weight ratio of the first water soluble aiding compound additive and the Sn-containing compound ranges from
about 0.04 to about 0.2: about 1.

US Pat. No. 9,583,956

CHARGING DEVICE, METHOD FOR CONTROLLING CHARGING DEVICE AND METHOD FOR DETECTING PERIPHERAL DEVICE

BYD Company Limited, She...

1. A charging device, comprising:
a charging gun;
a power module;
a low voltage auxiliary power source; and
a controlling module coupled with the charging gun and the power module, wherein the controlling module is configured to:
determine whether the charging gun is connected with a peripheral device to be charged;
send a first request to the peripheral device within a first time period;
determine whether a first message is received from the peripheral device after the first request is sent;
determine whether the first request is a last item to be sent to the peripheral device;
if the first request is not a last item to be sent to the peripheral device:
reset the low voltage auxiliary power source;
send a second request to the peripheral device;
if a second message is received from the peripheral device within a second time period after the second request is transmitted,
control the power module to convert AC electricity to DC electricity to charge the peripheral device if the charging gun is
determined to be connected to the peripheral device.

US Pat. No. 9,499,038

INTEGRATED HYBRID POWER ASSEMBLY AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. An integrated hybrid power assembly, comprising:
a transmission comprising a front housing and a rear housing;
a drive motor comprising a motor housing integrated with the rear housing of the transmission and a motor cover mounted to
the motor housing;

a speed reducer comprising a reducer housing, which is fixedly connected to the rear housing of the transmission and integrated
with the motor cover of the drive motor, and a speed reducer cover mounted to the reducer housing; and

a starting motor mounted to the transmission,
wherein a parking mechanism mounting portion is disposed on the rear housing and located on a first side of a connecting part
between the motor housing of the drive motor and the rear housing of the transmission, and

the starting motor is located on a second side, opposite to the first side, of the connecting part between the motor housing
of the drive motor and the rear housing of the transmission and the transmission is configured as a dual clutch automatic
transmission.

US Pat. No. 9,446,756

POWER SYSTEM OF HYBRID ELECTRIC VEHICLE, HYBRID ELECTRIC VEHICLE COMPRISING THE SAME AND METHOD FOR HEATING BATTERY GROUP OF HYBRID ELECTRIC VEHICLE

BYD COMPANY LIMITED, She...

1. A power system of a hybrid electric vehicle, comprising:
a battery group;
a battery heater, connected with the battery group and configured to charge and discharge the battery group so as to heat
the battery group;

a battery management device, connected with the battery group and the battery heater respectively, and configured to, when
a temperature of the battery group is lower than a first heating threshold and a residual electric quantity of the battery
group is larger than a running electric quantity threshold, control the battery heater to heat the battery group with a first
power when the hybrid electric vehicle is in an electric vehicle mode, and heat the battery group with a second power when
the hybrid electric vehicle is in a hybrid electric vehicle mode, wherein the second power is larger than the first power;

an electric distribution box, configured to distribute a voltage output by the battery group;
an engine;
a motor coupled to the engine to provide power for the hybrid electric vehicle;
a motor controller, connected with the motor and the electric distribution box respectively, comprising a first input terminal,
a second input terminal and a pre-charging capacitor connected between the first input terminal and the second input terminal,
and configured to supply power to the motor according to a control command and a voltage distributed by the electric distribution
box; and

an isolation inductor, connected between the battery group and the electric distribution box, wherein an inductance of the
isolation inductor matches with a capacitance of the pre-charging capacitor.

US Pat. No. 9,260,022

ELECTRIC VEHICLE AND POWER SYSTEM AND MOTOR CONTROLLER FOR ELECTRIC VEHICLE

BYD Company Limited, (CN...

1. A power system for an electric vehicle, comprising:
a power battery;
a charging-discharging socket;
a bidirectional DC/DC module having a first DC terminal connected with a first terminal of the power battery and a second
DC terminal connected with a second terminal of the power battery, wherein the first DC terminal is a common DC terminal for
an input to and an output from the bidirectional DC/DC module;

a driving control switch having a first terminal connected with the second terminal of the power battery and a second terminal
connected with a third DC terminal of the bidirectional DC/DC module;

a bidirectional DC/AC module having a first DC terminal connected with the second terminal of the driving control switch and
a second DC terminal connected with the first terminal of the power battery;

a motor control switch having a first terminal connected with an AC terminal of the bidirectional DC/AC module and a second
terminal connected with a motor;

a charging-discharging control module having a first terminal connected with the AC terminal of the bidirectional DC/AC module
and a second terminal connected with the charging-discharging socket; and

a controller module connected with the driving control switch, the motor control switch and the charging-discharging control
module respectively, and configured to control the driving control switch, the motor control switch and the charging-discharging
control module according to a current operation mode of the power system.

US Pat. No. 9,214,706

BATTERY HEATING CIRCUITS AND METHODS USING RESONANCE COMPONENTS IN SERIES BASED ON CHARGE BALANCING

BYD Company Limited, She...

1. A circuit for heating one or more batteries, the circuit comprising:
a first battery including a first damping component and a first current storage component, the first damping component and
the first current storage component being parasitic to the first battery, the first battery including a first battery terminal
and a second battery terminal;

a second battery including a second damping component and a second current storage component, the second damping component
and the second current storage component being parasitic to the second battery, the second battery including a third battery
terminal and a fourth battery terminal;

a first switch unit;
a second switch unit;
a switching control component coupled to the first switch unit and the second switch unit; and
a first charge storage component including a first storage terminal and a second storage terminal, the first charge storage
component and the first current storage component being at least parts of a first energy storage circuit, the first charge
storage component and the second current storage component being at least parts of a second energy storage circuit;

wherein:
the first damping component, the first current storage component, the first switch unit, and the first charge storage component
are connected;

the second damping component, the second current storage component, the second switch unit, and the first charge storage component
are connected;

the switching control component is configured to turn on and off the first switch unit so as to control one or more first
currents flowing from the first battery to the first charge storage component and from the first charge storage component
to the first battery; and

the switching control component is further configured to turn on and off the second switch unit so as to control one or more
second currents flowing from the second battery to the first charge storage component and from the first charge storage component
to the second battery;

wherein the circuit for heating one or more batteries is configured to heat at least one battery selected from the first battery
and the second battery by at least discharging and charging at least the selected battery;

wherein the circuit further comprises a polarity inversion unit coupled to the first charge storage component and configured
to invert a voltage polarity associated with the first charge storage component, wherein the polarity inversion unit includes:

a first single-pole double-throw switch coupled to the first storage terminal of the first charge storage component; and
a second single-pole double-throw switch coupled to the second storage terminal of the first charge storage component;
wherein:
the first single-pole double-throw switch includes a first input wire, a first output wire, and a second output wire;
the first input wire is coupled, directly or indirectly, to the first battery terminal and the third battery terminal; and
the first output wire and the second output wire are coupled to the first storage terminal and the second storage terminal
respectively;

wherein:
the second single-pole double-throw switch includes a second input wire, a third output wire, and a fourth output wire;
the second input wire is coupled, directly or indirectly, to the second battery terminal and the fourth battery terminal;
and

the third output wire and the fourth output wire are coupled to the second storage terminal and the first storage terminal
respectively;

wherein the switching control component is coupled to the first single-pole double-throw switch and the second single-pole
double-throw switch, and is configured to invert the voltage polarity associated with the first charge storage component by
altering connection relationships among the first input wire, the first output wire, the second output wire, the second input
wire, the third output wire, and the fourth output wire.

US Pat. No. 9,050,937

LOGO DEVICE FOR VEHICLE

BYD Company Limited, She...

1. A logo device for a vehicle, comprising:
a first shell including a transparent region forming a logo pattern and a nontransparent region;
a second shell connected with the first shell, the first shell and the second shell forming a sealed cavity therebetween;
a bottom plate disposed in the sealed cavity;
a light guide plate disposed between the bottom plate and the first shell, the light guide plate including one or more grooves
disposed thereon;

a circuit board disposed between the bottom plate and the second shell; and
a plurality of illuminating elements disposed on a face of the circuit board facing toward the light guide plate, the illuminating
elements being configured to generate light for illuminating the first shell;

wherein the one or more grooves on the light guide plate receives the plurality of illuminating elements, and the light guide
plate is further configured to direct at least a part of the light generated by the illuminating element toward the transparent
region of the first shell.

US Pat. No. 9,893,379

LITHIUM ION BATTERY, SOLID ELECTROLYTE AND METHOD OF PREPARING THE SAME

BYD COMPANY LIMITED, She...

20. A lithium ion battery comprising:
a cathode;
an anode; and
a solid electrolyte disposed between the cathode and the anode, wherein the solid electrolyte comprises:
an internal component represented by a formula Li1+xMxZr2?x(PO4)3, M being one or more elements selected from the group consisting of Al, La, Cr, Ga, Y, and In, and 0.05?x?0.4; and

an external component coated on a surface of the internal component, the external component comprising a plastic deformable
material and having a conductivity of about 10?7S/cm to about 10?5S/cm.

US Pat. No. 9,590,221

BATTERY CELL CONNECTOR

BYD COMPANY LIMITED, She...

1. A battery cell connector, comprising:
a plurality of segments, each segment defining a respective plane in which the segment lies and having a respective longitudinal
axis, wherein the plurality of segments includes at least three segments defining three respective planes; and

a plurality of bends coupling the plurality of segments together into a 3-D object having the three respective planes substantially
perpendicular to one another, each bend located between a unique pair of adjacent segments of the plurality of segments, wherein
the unique pair of adjacent segments define two distinct respective planes, wherein:

a first segment of the plurality of segments includes one or more first connecting elements for a battery pole of a first
battery cell;

a second segment of the plurality of segments includes one or more second connecting elements for a battery pole of a second
battery cell; and

the one or more first connecting elements are electrically coupled with the one or more second connecting elements.

US Pat. No. 9,543,761

HOME ENERGY CONTROL SYSTEM AND CONTROLLING METHOD THEREOF

BYD COMPANY LIMITED, She...

1. A method of controlling a home energy control system, comprising the steps of controlling the system to run in at least
one of the following modes: a new energy generating mode, a grid-connected inverter mode and an off-grid inverter mode after
mode conflict check, wherein
A) in the new energy generating mode, a new energy generating unit is controlled to generate power to charge an energy storage
unit;

B) in the grid-connected inverter mode, the energy storage unit supplies power to a power grid or is charged by the power
grid via a grid-connected inverter according to the status of the energy storage unit and power consumption of the power grid;
and

C) in the off-grid inverter mode, household devices are supplied with power from the energy storage unit according to the
status of the energy storage unit under the control of an off-grid inverter,

wherein the method further comprises a step of:
controlling the system to run in a manual operating mode, wherein
D) in the manual operating mode, if manual modulation is desired, the energy storage unit, the grid-connected inverter, the
off-grid inverter and the new energy generating unit are modulated manually; and if no manual modulation is desired, at least
one of the grid-connected inverter mode, the off-grid inverter mode and the new energy generating mode is executed after the
mode conflict check;

wherein when running in the manual operating mode,
if the manual modulation conflicts with the new energy generating mode, the manual modulation is executed and the new energy
generating mode is stopped, otherwise, the manual modulation and the new energy generating mode are executed simultaneously;

if the manual modulation conflicts with the grid-connected inverter mode, the manual modulation is executed and the grid-connected
inverter mode is stopped, otherwise the manual modulation and the grid-connected inverter mode are executed simultaneously;
and

if the manual modulation conflicts with the off-grid inverter mode, the manual modulation is executed and the off-grid inverter
mode is stopped, otherwise the manual modulation and the off-grid inverter mode are executed simultaneously,

in which the conflict between the manual modulation and the new energy generating mode, the grid-connected inverter mode or
the off-grid inverter mode means that the manual modulation is identical with the new energy generating mode, the grid-connected
inverter mode or the off-grid inverter mode, or influences the new energy generating mode, the grid-connected inverter mode
or the off-grid inverter mode.

US Pat. No. 9,515,356

BATTERY MODULE

BYD Company Limited, She...

1. A battery module, comprising:
a battery pack comprising at least one single battery and at least one power splicer to connect the at least one single battery;
a sampling module comprising a flexible circuit board, wherein at least one voltage sampling terminal and at least one temperature
sensor are disposed on the flexible circuit board, the temperature sensor being connected with the power splicer, and the
voltage sampling terminal being electrically connected with the power splicer; and

a shell for enclosing the battery pack and the sampling module,
wherein the flexible circuit board comprises:
a voltage collecting arm electrically connected with the voltage sampling terminal;
a temperature collecting arm with the temperature sensor disposed thereon; and
a connective arm to connect the voltage collecting arm and the temperature collecting arm, the power splicer being disposed
in the space between the voltage collecting arm and the temperature collecting arm.

US Pat. No. 9,463,711

POWER SYSTEM OF ELECTRIC VEHICLE, ELECTRIC VEHICLE COMPRISING THE SAME AND METHOD FOR HEATING BATTERY GROUP OF ELECTRIC VEHICLE

BYD COMPANY LIMITED, She...

1. A power system of an electric vehicle, comprising:
a battery group;
a battery heater, connected with the battery group and configured to charge and discharge the battery group to heat the battery
group, wherein the battery heater comprises an output power adjusting module configured to adjust a heating power of the battery
heater by adjusting at least one of a charge current and ai4/ef a discharge current;

a battery management device, connected with the battery group and the battery heater respectively, and configured to control
the output power adjusting module to adjust the heating power of the battery heater to heat the battery group according to
a temperature of the battery group when the temperature of the battery group is lower than a first heating threshold and a
residual electric quantity of the battery group is larger than a parking electric quantity threshold;

an electric distribution box, configured to distribute a voltage output by the battery group;
a motor;
a motor controller, connected with the motor and the electric distribution box respectively, comprising a first input terminal,
a second input terminal and a pre-charging capacitor connected between the first input terminal and the second input terminal,
and configured to supply power to the motor according to a control command and a voltage distributed by the electric distribution
box; and

an isolation inductor, connected between the battery group and the electric distribution box, wherein an inductance of the
isolation inductor matches with a capacitance of the pre-charging capacitor;

wherein the battery management device controls the electric vehicle go enter into a running heating mode when any of following
conditions is satisfied:

the temperature of the battery group is higher than a first temperature threshold and lower than a second temperature threshold,
and the residual electric quantity of the battery group is larger than a first electric quantity threshold;

the temperature of the battery group is higher than the second temperature threshold and lower than a third temperature threshold,
and the residual electric quantity of the battery group is larger than a second electric quantity threshold, in which the
second electric quantity threshold is lower than the first electric quantity threshold;

the temperature of the battery group is higher than the third temperature threshold and lower than a fourth temperature threshold,
and the residual electric quantity of the battery group is larger than a third electric quantity threshold, in which the third
electric quantity threshold is lower than the second electric quantity threshold; and

the temperature of the battery group is higher than the fourth temperature threshold and lower than a fifth temperature threshold,
and the residual electric quantity of the battery group is larger than a fourth electric quantity threshold, in which the
fourth electric quantity threshold is lower than the third electric quantity threshold.

US Pat. No. 9,306,201

POWER SUPPLY UNIT FOR ELECTRIC VEHICLE

BYD Company Limited, She...

1. A power supply unit for an electric vehicle, comprising:
a tray; and
at least one battery module fixed on the tray via a strip, each battery module including:
a housing having a bottom plate mounted on the tray and first to fourth side plates disposed on the bottom plate, the first
and third side plates being opposed to each other in a first direction, the second and fourth side plates being opposed to
each other in a second direction; and

a battery pack disposed in the housing and having a plurality of cells arranged along the first direction; and
first flexible members disposed between the first side plate and the battery pack, and between the third side plate and battery
pack respectively, for fastening the battery pack.

US Pat. No. 9,216,696

DEVICE FOR VEHICLE-MOUNTED EQUIPMENT AND VEHICLE HAVING THE SAME

BYD Company Limited, She...

1. A device for moving a vehicle-mounted object, comprising:
a housing with an opening;
a cover frame mounted on the housing;
a cover with a surface for mounting the vehicle-mounted object thereon, the cover being coupled with the cover frame and being
capable of pivoting to either expose or cover at least a part of the opening;

a platform slidably fitted within the housing, being coupled with the cover and movable between a first position to cause
the cover to pivot to expose at least a part of the opening, and a second position to cause the cover to pivot to cover at
least a part of the opening; and

a power assembly comprising:
a power unit disposed at a bottom of the housing; and
a transmission disposed at the bottom of the housing and comprising an input end coupled with the power unit and an output
end coupled with the platform.

US Pat. No. 9,837,837

PROTECTIVE DEVICE AND PROTECTIVE SYSTEM FOR BATTERY ASSEMBLY WHICH DETECTS DISCONTINUITIES THROUGH VOLTAGE MONITORING

BYD COMPANY LIMITED, She...

1. A protective device for a battery assembly, wherein the battery assembly comprises N cells, N is an integer greater than
2, and the protective device comprises:
a constant current source module comprising M first constant current sources, the M first constant current sources being connected
in parallel with M cells in the N cells respectively, and configured to generate an output current according to a voltage
of the connected cell, wherein M is a positive integer smaller than N;

a voltage sampling module comprising N voltage sampling units, the N voltage sampling units being connected in parallel with
the N cells respectively and configured to output a sampling voltage;

a determining module connected with the voltage sampling module and configured to generate a first disconnection signal when
the sampling voltage outputted from any one of the N voltage sampling units reaches a predetermined value;

a protective control module, connected with the determining module and configured to control the battery assembly to turn
off according to the first disconnection signal; and

a level shifting module, connected between the determining module and the protective control module and configured to convert
the first disconnection signal to a level shifting signal and to transmit the level shifting signal to the protective control
module, wherein the protective control module controls the battery assembly to turn off according to the level shifting signal,
wherein

N=2M?1, and a kth first constant current source is connected in parallel with a (2k?1)th cell, wherein k is an integer ranging from 1 to M; and

when the output current of the kth first constant current source decreases, the sampling voltage outputted from the (2k?1)th voltage sampling unit decreases, and the sampling voltages outputted from the 2kth and (2k?2)th voltage sampling units increase.

US Pat. No. 9,716,438

INTEGRATED CIRCUIT THAT CONTROLS SWITCH POWER SUPPLY AND SWITCH POWER SUPPLY

BYD Company Limited, (CN...

1. An integrated circuit that controls a switch power supply comprising:
a primary feedback terminal configured to receive a primary feedback voltage of the switch power supply;
a primary feedback sampling module connected to the primary feedback terminal and configured to take a sample of the primary
feedback voltage to generate a primary sampling voltage;

an error amplifying module connected to the primary feedback sampling module and configured to amplify an error between the
primary sampling voltage and a predetermined reference voltage to generate an error amplified signal;

a first control module connected to the error amplifying module and configured to perform a pulse width modulation or/and
a pulse frequency modulation according to the error amplified signal to generate a constant voltage control signal;

a secondary feedback terminal configured to receive a secondary feedback current of the switch power supply;
a secondary control module connected to the secondary feedback terminal and the error amplifying module, respectively, and
configured to control the integrated circuit to enter a control mode comprising a primary constant voltage control mode and
a secondary constant voltage control mode according to the error amplified signal and generate a secondary control signal
according to the secondary feedback current if the integrated circuit is in the secondary constant voltage control mode;

a second control module connected to the first control module and the secondary control module, respectively, and configured
to generate a logic control signal according to the constant voltage control signal, or according to the secondary control
signal and the constant voltage control signal; and

a driving module connected to the second control module and configured to generate a driving signal according to the logic
control signal and to output the driving signal.

US Pat. No. 9,647,293

GEL POLYMER COMPOSITE ELECTROLYTE, POLYMER LITHIUM ION BATTERY COMPRISING THE GEL POLYMER COMPOSITE ELECTROLYTE AND METHODS OF PREPARING THE SAME

BYD COMPANY LIMITED, She...

1. A gel polymer composite electrolyte comprising:
a polymer membrane comprising a three-dimensional network of cross-linked acrylic emulsion, wherein the acrylic emulsion having
a glass transition temperature ranging from about ?30° C. to about 50° C. is cross-linked in the presence of water and ammonia
water;

an electrolyte absorbed in the polymer membrane, wherein the electrolyte comprises a lithium salt and an organic solvent;
the organic solvent is selected from the group consisting of ethylene carbonate, propylene carbonate, diethyl carbonate, dimethyl
carbonate, methyl ethyl carbonate, vinylene carbonate, or combinations thereof; and the concentration of the lithium salt
ranges from about 0.8 mol/L to about 1.5 mol/L.

US Pat. No. 9,566,978

VEHICLE AND DRIVE CONTROL METHOD FOR THE SAME

BYD COMPANY LIMITED, She...

1. A drive control method for a vehicle, the vehicle comprising an engine unit, a transmission unit configured to be selectively
coupled with the engine unit, a first motor generator coupled with the transmission unit, an output unit configured to transmit
power transmitted by the transmission unit to at least one of front and rear wheels of the vehicle, a power switching device
configured to enable or interrupt power transmission between the transmission unit and the output unit, a second motor generator
configured to drive the at least one of the front and rear wheels, and a power battery coupled with the first and second motor
generators respectively, the drive control method comprising:
acquiring an operation parameter of the vehicle;
performing a drive control of the vehicle based on the operation parameter and an operation mode selected from operation modes
of the vehicle,

wherein the operation modes comprise an electrical vehicle (EV) mode and a hybrid electrical vehicle (HEV) mode, and the HEV
mode comprises at least one of a series operation mode, a parallel operation mode, or a series-parallel operation mode, and
each of the EV mode and the HEV mode comprises at least one of a front-wheel drive operation mode, a rear-wheel drive operation
mode, or a four-wheel drive operation mode; and wherein the operation parameter of the vehicle comprises at least one of an
electric quantity of the power battery, a speed of the vehicle, a maximum discharge power of the power battery, a slope of
a road where the vehicle runs on, a required torque of the vehicle, or a required power of the vehicle;

when receiving an instruction of switching from an EV mode to a HEV mode, controlling the vehicle to switch to the HEV mode;
when not receiving the instruction of switching from an EV mode to a HEV mode, if the electric quantity of the power battery
is less than or equal to a first electric quantity threshold, or the maximum discharge power of the power battery is less
than or equal to a first discharge power threshold, or the slope of the road where the vehicle runs on is greater than or
equal to a first slope threshold, controlling the vehicle to switch to a HEV mode, otherwise, controlling the vehicle to be
kept in an EV mode; and

when receiving an instruction of switching from a HEV mode to an EV mode, if the electric quantity of the power battery is
greater than a second electric quantity threshold, and the maximum discharge power of the power battery is greater than a
second discharge power threshold, and the slope of the road where the vehicle runs on is less than a second slope threshold,
and the speed of the vehicle is less than a first speed threshold, controlling the vehicle to switch to an EV mode, otherwise,
controlling the vehicle to be kept in a HEV mode.

US Pat. No. 9,568,065

TRANSMISSION UNIT, POWER TRANSMISSION SYSTEM AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A transmission unit for a vehicle, comprising:
a plurality of input shafts, each of the input shafts being provided with a shift driving gear thereon;
a plurality of output shafts, each of the output shafts being provided with a shift driven gear configured to mesh with a
corresponding shift driving gear;

a motor power shaft;
a first motor gear freely fitted over the motor power shaft and configured to rotate together with one of the input shafts;
a second motor gear freely fitted over the motor power shaft and configured to rotate together with one of the output shafts;
and

a motor synchronizer disposed on the motor power shaft and between the first and second motor gears.

US Pat. No. 9,568,081

POWER TRANSMISSION SYSTEM FOR VEHICLE AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A power transmission system for a vehicle, comprising:
an engine unit configured to generate power;
a plurality of input shafts, each having a driving gear, wherein the engine unit is configured to selectively engage with
one of the input shafts to transmit power to the one of the input shafts;

an output shaft configured to transfer the power from the input shafts;
one or more linked gears configured to rotate differentially relative to the output shaft, the linked gears including a plurality
of gear parts configured to mesh with the driving gears on the input shafts respectively;

an output unit configured to transmit the power from the output shaft to wheels of the vehicle;
a synchronizer disposed on the output shaft, and configured to be selectively engaged with the linked gear so as to output
the power via the output unit to drive the wheels of the vehicle;

a first motor generator coupled with one of the input shafts or the output shaft;
an engagement gear ring, the engagement gear ring being fixed on a side of the linked gear facing the synchronizer, wherein
the synchronizer is adapted to engage with the engagement gear ring; and

an intermediate shaft, wherein the intermediate shaft comprises:
a first intermediate shaft gear configured to mesh with the driving gear on the second input shaft, and
a second intermediate shaft gear, wherein one of the first and second intermediate shaft gears is configured to mesh with
one driving gear, wherein the first motor generator includes an output terminal configurable to couple with one of the first
and second intermediate shaft gears for direct power transmission, or to couple with one of the first and second intermediate
shaft gears via an intermediate idler for indirect power transmission.

US Pat. No. 9,322,462

DEVICE FOR VEHICLE-MOUNTED EQUIPMENT AND VEHICLE HAVING THE SAME

BYD Company Limited, She...

1. A device for moving one or more vehicle-mounted objects, comprising:
a housing with an opening;
a cover;
at least one pivot for adjusting the cover, the at least one pivot disposed in the housing and comprises a first end and a
second end, wherein the first end is coupled with the cover; and

a box assembly disposed in the housing and being movable between a first position away from the opening and a second position
near the opening, the box assembly being coupled with the second end of the at least one pivot, wherein the cover exposes
at least a part of the opening when the box assembly is at the second position, and covers at least a part of the opening
when the box assembly is at the first position, and wherein the at least one pivot is pivotably mounted within the housing.

US Pat. No. 9,310,392

WHEEL-SPEED SENSOR MOUNTING DEVICE

BYD Company Limited, She...

1. A wheel-speed sensor mounting device, comprising:
a reducer case having a first mounting hole and a sensing metal ring mounted on the reducer case;
a mounting shell mounted within the first mounting hole and having a first end extending into the reducer case and a second
end, wherein the mounting shell is configured to mount a wheel-speed sensor therewithin, wherein the first end of the mounting
shell is configured to enable a first end of the wheel-speed sensor to extend out of the mounting shell and opposing to the
sensing metal ring; and

a sealing member for sealing the second end of the mounting shell, wherein the second end of the mounting shell enables a
lead-out wire of the wheel-speed sensor to pass through the sealing member and to extend out of the reducer case; and

a first sealing ring disposed at a mounting position of the wheel-speed sensor within the mounting shell.
US Pat. No. 9,974,171

CIRCUIT BOARD AND METHOD FOR FABRICATING THE SAME

BYD COMPANY LIMITED, She...

1. A circuit board, comprising:an aluminum-based substrate;
an alumina layer formed on at least one surface of the aluminum-based substrate, wherein the alumina layer includes a circuit pattern formed by irradiation of an energy beam; and
a circuit layer formed on the circuit pattern of the alumina,
wherein the alumina layer comprises alumina and at least one element selected from chromium, lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, thulium, ytterbium, lutetium, scandium, or a combination thereof.

US Pat. No. 9,862,287

POWER SYSTEM FOR ELECTRIC VEHICLE, ELECTRIC VEHICLE AND MOTOR CONTROLLER

BYD COMPANY LIMITED, She...

1. A power system for an electric vehicle, comprising:
a power battery;
a charge-discharge socket;
a three-level bidirectional DC-AC module having a first DC terminal connected with a first terminal of the power battery and
a second DC terminal connected with a second terminal of the power battery;

a motor control switch having a first terminal connected with an AC terminal of the three-level bidirectional DC-AC module
and a second terminal configured to connect with a motor of the electric vehicle;

a charge-discharge control module having a first terminal connected with the AC terminal of the three-level bidirectional
DC-AC module and a second terminal connected with the charge-discharge socket;

a control module connected with a third terminal of the charge-discharge control module and a third terminal of the motor
control switch, and configured to control the charge-discharge control module and the motor control switch according to a
current working mode of the power system; and

a first common-mode capacitor and a second common-mode capacitor connected in series and connected between the first terminal
and the second terminal of the power battery, in which a node between the first common-mode capacitor and the second common-mode
capacitor is grounded.

US Pat. No. 9,718,457

HYBRID ELECTRICAL VEHICLE AND METHOD FOR CONTROLLING THE SAME

BYD Company Limited, She...

1. A hybrid electrical vehicle, comprising:
a transmission device connected with wheels of the hybrid electrical vehicle;
an engine and a gearbox, wherein the engine is connected with the transmission device via the gearbox;
an electric motor and a gear reducer, wherein the electric motor is connected with the transmission device via the gear reducer;
a power battery configured to supply power to the electric motor; and
a control module configured to control the electric motor and the engine according to a working mode selected by a user from
a plurality of working modes and to control the hybrid electrical vehicle to switch between the plurality of working modes
according to a driving state of the hybrid electrical vehicle and/or a working state of the power battery, wherein the plurality
of working modes comprise at least two of an electrical-economical mode, an electrical-sport mode, a hybrid electrical-economical
mode and a hybrid electrical-sport mode,

wherein when the hybrid electrical vehicle is in at least one of the electrical-economical mode and the electrical-sport mode,
when the hybrid electrical vehicle is in the electrical-economical mode, a maximum output power of the power battery is less
than a first predetermined power, or when the hybrid electrical vehicle is in the electrical-sport mode, the maximum output
power of the power battery is less than a second predetermined power, wherein the second predetermined power is greater than
the first predetermined power; and

wherein when the hybrid electrical vehicle is in at least one of the hybrid electrical-economical mode and the hybrid electrical-sport
mode, when the hybrid electrical vehicle is in the hybrid electrical-economical mode, each of the maximum output power of
the power battery and a maximum output power of the engine is less than the first predetermined power, and a maximum output
torque of the engine is less than a first torque threshold, or when the hybrid electrical vehicle is in the hybrid electrical-sport
mode, the maximum output power of the power battery is less than the second predetermined power, and the control module allows
the engine to output the maximum output torque and the maximum output power.

US Pat. No. 9,590,223

BATTERY CELL CONNECTOR

BYD COMPANY LIMITED, She...

1. A battery cell connector, comprising:
a plurality of segments of a metal conducting sheet, each segment defining a respective plane and having a respective longitudinal
axis;

a plurality of bends coupling the plurality of segments together into a 3-D object, each bend located between a unique pair
of adjacent segments of the plurality of segments, wherein the unique pair of adjacent segments define two distinct respective
planes; and

at least one spring comprising two respective segments of the plurality of segments welded together;
wherein:
a first segment of the plurality of segments includes one or more first connecting elements for a battery pole of a first
battery cell;

a second segment of the plurality of segments includes one or more second connecting elements for a battery pole of a second
battery cell; and

the one or more first connecting elements are electrically coupled with the one or more second connecting elements.
US Pat. No. 9,512,522

METHOD OF METALIZING SURFACE AND ARTICLE OBTAINABLE

BYD COMPANY LIMITED, She...

1. A method of metalizing a surface of an insulation substrate comprising:
applying an ink composition onto the surface of the insulation substrate to be metalized to form an ink layer on the insulation
substrate;

subjecting the insulation substrate with the ink layer to heat treatment at a temperature of about 500 to 1000 degrees Celsius
in a non-reactive atmosphere; and

plating at least one metal layer on the ink layer;
wherein the ink composition comprises a metal compound and an ink vehicle, and
wherein the metal compound includes at least one selected from a group consisting of a nano-copper oxide, a nano-cuprous oxide,
a compound of formula I, and a compound of formula II,

TiO2-?  (I),

M1M2pOq  (II),

wherein
0.05??<1.8,
M1 includes at least one element selected from a group consisting of groups 2, 9-12 of the periodic table according to IUPAC
nomenclature,

M2 includes at least one element selected from a group consisting of groups 3-8, 10 and 13 of the periodic table according to
IUPAC nomenclature,

0

US Pat. No. 9,444,122

BATTERY MODULE, BATTERY TEMPERATURE MANAGING SYSTEM AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A battery module comprising:
a lower shell body having a cooling plate and a plurality of separator plates provided on the cooling plate at spaced intervals;
an upper cover hermetically connected with tops of the plurality of the separator plates;
a front cover plate and a back cover plate hermetically connected with front most and backmost sides of the plurality of the
separator plates respectively;

wherein the cooling plate, the upper cover, the front cover plate, the back cover plate, and the plurality of separator plates,
are hermetically connected to form a plurality of separate sealing spaces configured to receive battery cores and electrolytes
therein respectively; and

main flow channels disposed within the upper cover and the cooling plate respectively, and branch flow channels disposed within
the separator plates respectively, which are in fluid communication with the main flow channels to allow a fluid to flow from
the main flow channel disposed within one of the upper cover and the cooling plate, to the branch flow channels, and then
to the main flow channel disposed within the other of the upper cover and the cooling plate.

US Pat. No. 10,044,011

BATTERY ACCOMMODATING ASSEMBLY AND POWER BATTERY MODULE COMPRISING THE SAME

BYD Company Limited, Gua...

1. A battery accommodating assembly, comprising a plurality of separators, wherein adjacent separators are detachably connected with each other via a snapping structure and define a battery chamber, the separator comprises a separator body, and the separator body comprises:a vertical plate;
an upper frame plate disposed at a top edge of the vertical plate;
a lower frame plate disposed at a bottom edge of the vertical plate;
a left plate disposed at a left end of the vertical plate and comprising an upper end connected with the upper frame plate and a lower end connected with the lower frame plate; and
a right plate disposed at a right end of the vertical plate and comprising an upper end connected with the upper frame plate and a lower end connected with the lower frame plate,
wherein each of the front and rear accommodating grooves is defined by the vertical plate, the upper frame plate, the lower frame plate, the left plate and the right plate.

US Pat. No. 9,935,341

METHOD AND SYSTEM FOR CONTROLLING POWER BATTERY

BYD COMPANY LIMITED, She...

1. A method for controlling a power battery, wherein the power battery comprises a plurality of battery modules, each battery module comprises a plurality of single cells, and the method comprises:detecting a maximum temperature and a minimum temperature of the plurality of single cells, a plurality of first temperatures of positive electrodes of the plurality of battery modules and/or a plurality of second temperatures of negative electrodes of the plurality of battery modules, and a plurality of third temperatures of cores of the plurality of single cells by a temperature detecting module;
determining whether the plurality of first temperatures and/or the plurality of second temperatures are within a first temperature range;
determining whether the plurality of third temperatures are within a second temperature range;
managing the power battery according to the maximum temperature and the minimum temperature if the plurality of first temperatures and/or the plurality of second temperatures are within the first temperature range and the plurality of third temperatures are within the second temperature range;
determining that a connection failure occurs in the power battery if one of the plurality of first temperatures and/or one of the plurality of second temperatures is not within the first temperature range; and
determining a core related failure if the third temperature of a first single cell is not within the second temperature range.

US Pat. No. 9,869,313

OIL PUMP, ENGINE COVER AND ENGINE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

14. An engine cover, comprising:
an engine cover body, and
an oil pump disposed on the engine cover body, the oil pump further including:
a shell having an inlet and an outlet and defining a low-pressure oil chamber and a high-pressure oil chamber therein, the
low-pressure oil chamber having a low-pressure oil passage connected to the inlet, and the high-pressure oil chamber having
a high-pressure oil passage connected to the outlet, a partition wall being disposed between the low-pressure oil chamber
and the high-pressure oil chamber for separating the low-pressure oil chamber and the high-pressure oil chamber;

a rotor mounting part on the shell and having a rotor supporting structure; and
a rotor mechanism disposed on the rotor mounting part,
wherein the shell of the oil pump is integral with the engine cover body,
wherein the partition wall comprises a main body portion adjacent to the outlet and an extending portion extending from the
main body portion to the rotor mounting part, and a side of the extending portion of the partition wall located within the
high-pressure oil chamber is tilted away from a corresponding portion of the shell defining an opposite side of the high-pressure
oil chamber, defining a funnel-shaped portion of the high-pressure oil passage that gradually narrows towards the outlet so
as to guide oil flow into the high-pressure oil chamber, and

wherein the rotor mounting part is disposed at an end of the shell, and the high-pressure oil chamber and the low-pressure
oil chamber are located, side by side, at the same side of the rotor mounting part.

US Pat. No. 9,868,435

HYBRID ELECTRIC VEHICLE, DRIVE CONTROL METHOD AND DEVICE OF THE SAME

BYD COMPANY LIMITED, She...

1. A drive control method of a hybrid electric vehicle, comprising:
obtaining a current gear position of the hybrid electric vehicle, a current electric charge level of a power battery and a
slope of a road on which the hybrid electric vehicle is driving;

determining whether the hybrid electric vehicle is within a taxiing start-stop interval according to the current gear position
of the hybrid vehicle, the current electric charge level of the power battery, and the slope of the road on which the hybrid
electric vehicle is driving;

if the hybrid electric vehicle is within the taxiing start-stop interval, further obtaining a current speed of the hybrid
electric vehicle;

if the current speed is greater than or equal to a first speed threshold, and less than a second speed threshold, causing
the hybrid electric vehicle to enter a small load stop mode; and

if the current speed is greater than or equal to the second speed threshold, and less than a third speed threshold, causing
the hybrid electric vehicle to enter a small load stall mode.

US Pat. No. 9,631,683

OPERATION MECHANISM, DUAL-CLUTCH ASSEMBLY AND VEHICLE

BYD COMPANY LIMITED, She...

1. An operation mechanism for a dual-clutch assembly, the dual-clutch assembly comprising a first clutch having a first clutch
bearing, and a second clutch having a second clutch bearing, the operation mechanism comprising:
a supporting member;
a first operation member adapted to be rotatably coupled to the supporting member and to actuate the first clutch bearing;
and

a second operation member adapted to be rotatably coupled to the supporting member and to actuate the second clutch bearing,
the second operation member being always spaced a predetermined distance from the first operation member by the supporting
member in an operation direction of the dual-clutch assembly,

wherein the first operation member has a first predefined operation range along the operation direction of the dual-clutch
assembly and the second operation member has a second predefined operation range along the operation direction of the dual-clutch
assembly and there is no overlap between the first predefined operation range and the second predefined operation range; and

wherein neither of the first operation member and the second operation member is positioned inside the other operation member.

US Pat. No. 9,401,457

METHOD FOR FORMING CURRENT DIFFUSION LAYER IN LIGHT EMITTING DIODE DEVICE AND METHOD FOR FABRICATING THE SAME

BYD Company Limited, She...

1. A method for forming a current diffusion layer in a light emitting diode device, the method comprising:
providing an epitaxial wafer, the epitaxial wafer comprising a substrate, an n-type nitride layer formed on the substrate,
a light emitting diode layer formed on the n-type nitride layer, and a p-type nitride layer formed on the light emitting diode
layer;

depositing ITO source material on the epitaxial wafer to form a base ITO layer by a direct current electron gun;
depositing ZnO source material, during simultaneous deposition of the ITO source material, on the base ITO layer to form a
ZnO doped ITO layer by a pulse current electron gun, the ZnO source material being deposited at a deposition rate higher than
the rate at which the ITO source material is deposited, generation and termination of current being controlled by adjusting
duty cycle of pulse current provided by the pulse current electron gun and resulting in discontinuous deposition of the ZnO
source material; and

depositing the ITO source material on the ZnO doped ITO layer to cover the ZnO doped ITO layer and form a finished ITO layer,
wherein the finished ITO layer has a desired thickness and wherein a thickness of the base ITO layer is 85%-90% of that of
the finished ITO layer.

US Pat. No. 9,160,041

BATTERY HEATING CIRCUITS AND METHODS USING RESONANCE COMPONENTS IN SERIES AND BRIDGING CHARGE STORAGE COMPONENTS

BYD Company Limited, She...

1. A circuit for heating a battery, the circuit comprising:
the battery including a first damping component and a first current storage component, the first damping component and the
first current storage component being parasitic to the battery;

a first switch unit including a first terminal and a second terminal;
a second switch unit including a third terminal and a fourth terminal, the third terminal being connected to the second terminal;
a third switch unit including a fifth terminal and a sixth terminal, the fifth terminal being connected to the first terminal;
a fourth switch unit including a seventh terminal and an eighth terminal, the seventh terminal being connected to the sixth
terminal, the eighth terminal being connected to the fourth terminal;

a switching control component coupled to the first switch unit, the second switch unit, the third switch unit, and the fourth
switch unit; and

a charge storage component connected to the second terminal, the third terminal, the sixth terminal and the seventh terminal;
wherein:
the first damping component and the first current storage component are connected with a combination of the first switch unit,
the second switch unit, the third switch unit, the fourth switch unit, and the charge storage component;

the switching control component is configured to turn on and off each of the first switch unit, the second switch unit, the
third switch unit, and the fourth switch unit so as to control one or more currents flowing from the battery to the charge
storage component and flowing from the charge storage component to the battery;

wherein the circuit for heating the battery is configured to heat the battery by at least discharging and charging the battery.

US Pat. No. 9,941,505

BATTERY

BYD COMPANY LIMITED, She...

1. A battery, comprising:a shell;
a core received in the shell and having a first electrode tab and a second electrode tab, a first current collector being connected to the first electrode tab, and a second current collector being connected to the second electrode tab; and
a protection component including two insulating layers and a conducting layer disposed between two insulating layers,
wherein the conducting layer defines a first end electrically connected to the first electrode tab and a second end configured as a free end, and an outmost current collector of the core is configured by the second current collector,
wherein the free end is physically separated from the core by a gap.

US Pat. No. 9,919,699

VEHICLE AND METHOD FOR CONTROLLING SYNCHRONIZER OF THE SAME

BYD COMPANY LIMITED, She...

1. A method for controlling a synchronizer of a vehicle, the method comprising:
acquiring an operation mode and operation parameters of the vehicle, the vehicle comprising:
an engine unit,
a transmission unit configured to be selectively coupled with the engine unit via a clutch, the transmission unit comprising
at least a first input shaft and a second input shaft fitted over the first input shaft, a first and a second driving gears
mounted on the first and second input shafts and rotating synchronously with the first and second input shafts, respectively,
an output shaft, a first and a second driven gears mounted on the output shaft and rotating synchronously with the output
shaft, the first and second driving gears on the first and second input shafts meshing with the first and second driven gears
on the output shaft,

an output unit configured to transmit power transmitted by the transmission unit to at least one of front and rear wheels
of the vehicle,

a synchronizer disposed on the output shaft of the transmission unit and configured to enable or interrupt power transmission
between the transmission unit and the output unit and to selectively synchronize the output unit and the transmission unit,

a first motor generator coupled with one of the first and second driving gears on the first and second input shafts of the
transmission unit and configured to adjust a rotating speed of the output shaft coupled with the synchronizer according to
a speed of the vehicle,

a second motor generator configured to drive at least one of the front and rear wheels, and
a power battery coupled with the first and second motor generators respectively; and
controlling the synchronizer to engage or to disengage based on the operation parameters.

US Pat. No. 9,855,943

HYBRID ELECTRIC VEHICLE, DRIVE CONTROL METHOD AND DEVICE OF THE SAME

BYD COMPANY LIMITED, She...

11. A drive control device of a hybrid electric vehicle, comprising:
a first obtaining module, configured to obtain a current gear position and a current operating mode of the hybrid electric
vehicle, a current electric charge level and a discharge power of a power battery and a slope of a road on which the hybrid
electric vehicle is driving;

a determining module, configured to determine whether the hybrid electric vehicle is within a taxiing start-stop interval
according to the current gear position and the current operating mode of the hybrid electric vehicle, the current electric
charge level and the discharge power of the power battery, and the slope of the road on which the hybrid electric vehicle
is driving;

a second obtaining module, configured to obtain a current speed of the hybrid electric vehicle, if the hybrid electric vehicle
is within the taxiing start-stop interval; and

a first control module, configured to cause the hybrid electric vehicle to enter a small load stop mode or a small load stall
mode according to the current speed.

US Pat. No. 9,849,771

TRANSMISSION UNIT, POWER TRANSMISSION SYSTEM AND VEHICLE COMPRISING THE SAME

BYD Company Limited, She...

1. A transmission unit for a vehicle, comprising:
a plurality of input shafts, each of the input shafts having a shift driving gear thereon;
a plurality of output shafts, each of the output shafts having a shift driven gear configured to mesh with a corresponding
shift driving gear;

a reverse output gear fitted over one of the output shafts;
a reverse synchronizer configured to engage with the reverse output gear;
a reverse shaft configured to rotate together with one of the input shafts and to rotate together with the reserve output
gear;

a motor power shaft;
a first motor gear fitted over the motor power shaft;
a second motor gear fitted over the motor power shaft and configured to rotate together with one of the shift driven gears;
and

a motor synchronizer disposed on the motor power shaft and between the first and second motor gears.

US Pat. No. 9,849,863

VEHICLE PARKING INTERLOCK SYSTEM AND METHOD

BYD COMPANY LIMITED, She...

1. A parking interlock system of a vehicle, comprising:
a safety state information detecting unit, configured to detect safety state information of the vehicle;
an operating state information detecting unit, configured to detect operating state information of the vehicle;
a brake;
a motor;
a controller, connected to the safety state information detecting unit and the brake, respectively, and configured to generate
a safety state judgment result based on the safety state information of the vehicle; and

a motor controller, connected to the controller, the operating state information detecting unit and the motor, respectively,
and configured to receive the safety state judgment result from the controller, to control the motor according to the safety
state judgment result, and to send the operating state information of the vehicle to the controller,

wherein
the controller is configured to control the brake to lock the vehicle at an end of a first predetermined non-zero period during
which the operating state information indicates that the vehicle's speed and motor torque simultaneously remains zero,

the motor controller is configured to generate and send a motor starting instruction to the controller after the first predetermined
non-zero period,

the motor controller is configured to, subsequent to sending the motor starting instruction to the controller, control the
motor to start after a second predetermined non-zero period, and

the controller is further controlled to, subsequent to receiving the motor starting instruction from the motor controller,
control the brake to unlock the vehicle according to the motor starting instruction within a third predetermined non-zero
period,

wherein the third predetermined non-zero period is less than the second predetermined non-zero period such that the vehicle
is unlocked before the motor is started.

US Pat. No. 9,845,021

ON-VEHICLE POWER SUPPLY SYSTEM AND ELECTRIC VEHICLE

BYD COMPANY LIMITED, She...

1. An on-vehicle power supply system, comprising:
a power battery;
a charge-discharge socket configured to connect with an external load;
a three-level bidirectional DC-AC module having a first DC terminal connected with a first terminal of the power battery and
a second DC terminal connected with a second terminal of the power battery;

a charge-discharge control module having a first terminal connected with an AC terminal of the three-level bidirectional DC-AC
module and a second terminal connected with the charge-discharge socket; and

a control module connected with a third terminal of the charge-discharge control module and a control terminal of the three-level
bidirectional DC-AC module, and the control module being configured to control the three-level bidirectional DC-AC module
to convert a DC voltage of the power battery into an AC voltage with a predetermined value, and to provide the AC voltage
to the external load via the charge-discharge control module and the charge-discharge socket.

US Pat. No. 9,847,361

PIXEL CELL, IMAGE SENSOR, AND MANUFACTURING METHOD

BYD COMPANY LIMITED, She...

1. A pixel cell, comprising:
a substrate having an active region;
a photodiode, a pass transistor, and a floating diffusion structure respectively formed on the active region of the substrate,
wherein the pass transistor is formed between the photodiode and the floating diffusion structure; and

a PINNED structure including a first diffusion region and a second diffusion region formed on the active region of the substrate
and connected with the floating diffusion structure, wherein a reset voltage of the floating diffusion structure is higher
than a depletion voltage of the PINNED structure, wherein:

the second diffusion region formed on the first diffusion region, a doping type of the first diffusion region is different
from that of the substrate, a doping type of the second diffusion region is the same as that of the substrate, a doping concentration
of the second diffusion region is larger than that of the first diffusion region, and a shape of the first diffusion region
is the same as that of the second diffusion region, and

the pass transistor is selectively turned on to allow carriers generated by the photodiode to transfer to the PINNED structure
to realize a non-linear sensitivity of the pixel cell.

US Pat. No. 9,836,823

METHOD AND DEVICE FOR ENHANCING EDGE OF IMAGE AND DIGITAL CAMERA

BYD COMPANY LIMITED, She...

1. A method for enhancing an edge of an image, comprising:
establishing a first matrix by taking a pixel of the image as a center;
obtaining a first gradient value of the pixel of the image according to the first matrix;
determining whether the pixel is at a rough edge according to the first gradient value of the pixel;
if the pixel is at the rough edge, obtaining a first edge enhancement value of the pixel, and obtaining a first edge enhancement
result of the pixel according to the first edge enhancement value of the pixel;

if the pixel is not at the rough edge, establishing a second matrix by taking the pixel of the image as the center, and obtaining
a second gradient value of the pixel, wherein a number of pixels in the first matrix is larger than a number of pixels in
the second matrix;

determining whether the pixel is at a tiny edge according to the second gradient value of the pixel;
if the pixel is at the tiny edge, obtaining a second edge enhancement value of the pixel, and obtaining a second edge enhancement
result of the pixel according to the second edge enhancement value of the pixel;

if the pixel is not at the tiny edge, obtaining the pixel value of the pixel as the edge enhancement result of the pixel;
and

performing image processing on the image in order to increase a detail information of the image and improve a resolution of
the image by using the first edge enhancement result, the second edge enhancement result and the edge enhancement result of
the pixel.

US Pat. No. 9,748,552

BATTERY HAVING PROTECTION COMPONENTS

BYD COMPANY LIMITED, She...

1. A battery, comprising:
a shell;
a core received in the shell and having first and second electrode tabs; and
first and second protection components, each of the first and second protection components including two insulating layers
and a conducting layer disposed between the two insulating layers,

wherein the conducting layer of the first protection component defines a first end electrically connected to the first electrode
tab and a second end configured as a free end, and the conducting layer of the second protection component defines a first
end electrically connected to the second electrode tab and a second end configured as a free end.

US Pat. No. 9,718,374

ELECTRIC VEHICLE AND CHARGING SYSTEM FOR ELECTRIC VEHICLE

BYD COMPANY LIMITED, She...

1. A charging system for an electric vehicle, comprising:
a power battery;
a charge-discharge socket;
a bidirectional DC/DC module having a first DC terminal connected with a first terminal of the power battery and a second
DC terminal connected with a second terminal of the power battery, wherein the first DC terminal is a common DC terminal for
an input to and an output from the bidirectional DC/DC module;

a bidirectional DC/AC module having a first DC terminal connected with the second terminal of the power battery and a second
DC terminal connected with the first terminal of the power battery;

a charge-discharge control module having a first terminal connected with the AC terminal of the bidirectional DC/AC module
and a second terminal connected with the charge-discharge socket;

a controller module connected with the charge-discharge control module, and configured to control the charge-discharge control
module according to a current operation mode of the charging system;

a driving control switch having a first terminal connected with the second terminal of the power battery and a second terminal
connected with a third DC terminal of the bidirectional DC/DC module;

a motor control switch having a first terminal connected with an AC terminal of the bidirectional DC/AC module and a second
terminal connected with a motor,

wherein the controller module is further connected with the driving control switch and the motor control switch respectively,
and further configured to control the driving control switch and the motor control switch according to the current operation
mode of the charging system; and

a leakage current reducing module connected between the first DC terminal and the third DC terminal of the bidirectional DC/DC
module,

wherein the leakage current reducing module comprises:
a second capacitor and a third capacitor, in which the second capacitor has a first terminal connected with a first terminal
of the third capacitor and a second terminal connected with the third DC terminal of the bidirectional DC/DC module, the third
capacitor has a second terminal connected with the first DC terminal of the bidirectional DC/DC module, and a second node
is defined between the second capacitor and the third capacitor;

a filtering module connected between the bidirectional DC/AC module and the charge-discharge control module; and
a filtering control module connected between the second node and the filtering module, in which when the current operation
mode of the charging system is the driving mode, the controller module controls the filtering control module to turn off.

US Pat. No. 9,568,080

POWER TRANSMISSION SYSTEM FOR VEHICLE AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A power transmission system for a vehicle, comprising:
an engine unit configured to generate power;
a transmission unit adapted to selectively couple with the engine unit, and configured to transmit the power generated by
the engine unit;

a first motor generator coupled with the transmission unit;
an output unit configured to transmit the power output by the transmission unit to at least one of front and rear wheels of
the vehicle;

a power switching device adapted to enable or interrupt a transmitting of power between the transmission unit and the output
unit; and

at least one second motor generator configured to drive the at least one of the front and rear wheels,
wherein the power switching device is configured as a synchronizer adapted to selectively synchronize the output unit with
the transmission unit;
wherein the transmission unit comprises:
a transmission power input part selectively engaged with the engine unit to transmit the power generated by the engine unit;
and

a transmission power output part configured to output the power from the transmission power input part to the output unit
via the synchronizer;

wherein the transmission power input part comprises an input shaft configured to selectively engage with the engine unit,
and a driving gear disposed on the input shaft;

wherein the transmission power output part comprises an output shaft, and a driven gear disposed on the output shaft and configured
to mesh with the driving gear on the input shaft;

wherein the driven gear is a linked gear rotatable differentially relative to the output shaft; and
wherein the synchronizer is disposed on the output shaft and is configured to selectively engage with the driven gear.

US Pat. No. 9,419,449

BATTERY PROTECTION CHIP AND DEVICE FOR CONTROLLING BALANCE OF BATTERY PROTECTION CHIPS

BYD Company Limited, She...

1. An apparatus for controlling a balance of batteries, the apparatus comprising:
a first battery protection circuit and a second battery protection circuit, wherein:
the first battery protection circuit is configured to monitor voltages of a first battery pack;
the second battery protection circuit is configured to monitor voltages of a second battery pack;
each battery protection circuit comprises a first end and a second end;
the first end of the first battery protection circuit is connected to the second end of the second battery protection circuit
at a first node;

when a voltage of at least one battery in the first and/or the second battery pack does not reach a balance threshold, a first
pull up state is output from the first end of the first and/or the second battery protection circuits, and a second pull down
state is output from the second end of the first and/or second battery protection circuits;

when voltages of the plurality of batteries in the first and/or second battery pack reach the balance threshold, a first pull
down state is output from the first end of the first and/or the second battery protection circuits, and a second pull up state
is output from the second end of the first and/or second battery protection circuits respectively;

when the second pull down state is output from the second end of the second battery protection circuit and the first pull
down state is output from the first end of the first battery protection circuit, the first node is configured to be in a third
pull up state;

when the first pull up state is output from the first end of the first battery protection circuit and the second pull up state
is output from the second end of the second battery protection circuit, the first node is configured to be in a third pull
down state; and

when the second pull up state is output from the second end of the second battery protection circuit and the first pull down
state is output from the first end of the first battery protection circuit, the first node is configured to be in a fourth
pull down state.

US Pat. No. 10,081,351

METHOD FOR CONTROLLING ENGINE UNIT IN VEHICLE AND VEHICLE

BYD COMPANY LIMITED, She...

1. A method for controlling an engine unit in a vehicle, wherein the vehicle comprises an engine unit, a transmission unit comprising a first input shaft and a second input shaft, adapted to selectively couple with the engine unit via a dual clutch and configured to transmit the power generated by the engine unit, a first motor generator coupled with the transmission unit, an output unit, a power switching device, a second motor generator configured to drive front wheels and/or rear wheels, and a power battery respectively connected to the first motor generator and the second motor generator, wherein the output unit is configured to transmit the power transmitted by the transmission unit to at least one of the front and rear wheels of the vehicle, the power switching device is adapted to enable or interrupt power transmission between the transmission unit and the output unit, and the method comprises:acquiring an operating mode of the vehicle and an operating parameter of the vehicle; and
controlling the engine unit according to the operating parameter and the operating mode to start or stop;
wherein before the engine unit is controlled to stop, the method further comprises:
determining whether the number of times that the engine unit stops within a first time period is greater than a number of times threshold value;
if it is determined that the number of times that the engine unit stops within the first time period is not greater than the number of times threshold value, controlling the engine unit to stop; or
if it is determined that the number of times that the engine unit stops within the first time period is greater than the number of times threshold value, exiting and pausing for a second time period.

US Pat. No. 9,990,529

SENSOR FOR DETECTING FINGERPRINT AND IDENTIFICATION APPARATUS AND CONTROLLING METHOD OF SENSOR FOR DETECTING FINGERPRINT

BYD COMPANY LIMITED, She...

1. A sensor for detecting a fingerprint, comprising:a detecting panel, comprising:
a detecting region with a plurality of detecting units, wherein the plurality of detecting units are distributed in a plurality of rows and columns in the detecting region; and
a conductive layer, configured to form a sensing capacitance between the conductive layer and a finger when the finger is close to the detecting region;
a capacitance detecting module, configured to detect the sensing capacitance; and
a control module, connected with the plurality of detecting units, the conductive layer and the capacitance detecting module respectively and configured to:
determine whether a distance between the finger and the plurality of detecting units is less than a predetermined threshold according to a change trend of the sensing capacitance; and
control the plurality of detecting units to scan the fingerprint when the distance between the finger and the plurality of detecting units is less than the predetermined threshold.

US Pat. No. 9,887,647

METHOD FOR CHECKING OUT-OF-STEP OF SYNCHRONOUS MOTOR

BYD COMPANY LIMITED, She...

1. A computer-implemented method for controlling a synchronous motor, the method comprising:
transmitting one or more control signals to the synchronous motor;
detecting, with a sensor, three-phase currents of the synchronous motor;
determining whether the three-phase currents satisfy a preset requirement, wherein the preset requirement comprises amplitudes
and periods of the three-phase currents being equal, the three-phase currents being sinusoidal, and the three-phase currents
being separated by a phase difference of 120 degrees;

responsive to the determination that the three-phase currents do not satisfy the preset requirement, determining that the
synchronous motor is out of step;

determining a type of the out-of-step of the synchronous motor based on the three-phase currents, wherein the type of the
out-of-step of the synchronous motor comprises a first type of out-of-step indicating that there is no rotating magnetic field
and a second type of out-of-step indicating that a rotor of the synchronous motor is locked; and

disabling a pulse width modulation (PWM) signal to the synchronous motor when the synchronous motor is determined to be out
of step.

US Pat. No. 9,869,025

DOPED TIN OXIDE AND METHOD FOR SELECTIVE METALLIZATION OF INSULATING SUBSTRATE

BYD COMPANY LIMITED, She...

1. A polymer article, comprising:
a base polymer; and
at least one metal compound dispersed in the base polymer, wherein the metal compound comprises the doped tin oxide comprising:
a tin oxide, and
at least one oxide of a doping element,
wherein the doping element comprises molybdenum, and
an amount of the tin oxide ranges from 90 mol % to 99 mol % and an amount of the at least one oxide ranges from 1 mol % to
10 mol %.

US Pat. No. 9,849,873

VEHICLE AND COASTING FEEDBACK CONTROL METHOD FOR THE SAME

BYD COMPANY LIMITED, She...

1. A coasting feedback control method for a vehicle, wherein the vehicle comprises an engine unit, a transmission unit adapted
to selectively couple with the engine unit and configured to transmit power generated by the engine unit, a first motor generator
coupled with the transmission unit, an output unit, a power switching device, a second motor generator configured to drive
at least one of front and rear wheels of the vehicle, and a power battery for supplying power to the first motor generator
and the second motor generator, wherein the output unit is configured to transmit the power transmitted by the transmission
unit to at least one of the front and rear wheels of the vehicle, the power switching device is adapted to enable or interrupt
power transmission between the transmission unit and the output unit, and the coasting feedback control method comprises the
following steps:
detecting a current speed of the vehicle and a depth of a braking pedal and a depth of an accelerator pedal of the vehicle;
and

when the current speed of the vehicle is greater than a preset speed, both the depth of the braking pedal and the depth of
the accelerator pedal are 0, a current gear of the vehicle is gear D, the vehicle is not in a cruise control mode, and an
anti-lock braking system of the vehicle is in a non-working state, controlling the vehicle to enter a coasting feedback control
mode, wherein when the vehicle is in the coasting feedback control mode, a coasting feedback torque of the first motor generator
and a coasting feedback torque of the second motor generator are distributed according to a selected coasting feedback torque
curve of the vehicle.

US Pat. No. 9,821,793

HYBRID ELECTRIC VEHICLE, DRIVE CONTROL METHOD AND DEVICE OF THE SAME

BYD COMPANY LIMITED, She...

1. A drive control method of a hybrid electric vehicle, comprising:
obtaining a current gear position and a current operating mode of the hybrid electric vehicle and a current electric charge
level and a discharge power of a power battery;

determining whether the hybrid electric vehicle is within a speed start-stop interval according to the current gear position
and the current operating mode of the hybrid electric vehicle and the current electric charge level and the discharge power
of the power battery, further comprising:

if the current gear position is at D-position and the current operating mode is at a hybrid economy mode, further determining
whether the current electric charge level of the power battery is greater than a first electric charge level threshold and
whether the discharge power of the power battery is greater than a first power threshold;

if the current electric charge level of the power battery is greater than the first electric charge level threshold, and the
discharge power of the power battery is greater than the first power threshold, further determining whether the current electric
charge level is greater than or equal to a second electric charge level threshold and whether a difference between the current
electric charge level and a target electric charge level is less than or equal to a preset value;

if the current electric charge level is less than the second electric charge level threshold, or the difference between the
current electric charge level and the target electric charge level is greater than the preset value, determining that the
hybrid electric vehicle is within the speed start-stop interval;

obtaining a slope of a road on which the hybrid electric vehicle is driving and a current speed of the hybrid electric vehicle,
if the hybrid electric vehicle is within the speed start-stop interval; and

controlling a working state of an engine and/or a motor of the hybrid electric vehicle according to the slope of the road
on which the hybrid electric vehicle is driving and the current speed of the hybrid electric vehicle.

US Pat. No. 9,770,887

METALIZED PLASTIC ARTICLES AND METHODS THEREOF

BYD COMPANY LIMITED, She...

10. A method of metalizing a plastic substrate comprising:
providing a plastic substrate having accelerators dispersed in the plastic substrate, the accelerators having a formula selected
from the group of: CuFe2O4??, Ca0.25Cu0.75TiO3??, and TiO2??,wherein ?, ?,? denotes oxygen vacancies in corresponding accelerators and 0.05???0.8, 0.05???0.5, and 0.05???1.0;

removing at least a portion of a surface of the plastic substrate to expose at least a first accelerator, wherein the power
used to remove the portion of the surface of the plastic substrate is less than the power to reduce the accelerators to pure
metals; and

plating the exposed surface of the plastic substrate to form at least a first metal layer.

US Pat. No. 9,700,841

SYNERGIZED PGM CLOSE-COUPLED CATALYSTS FOR TWC APPLICATIONS

BYD Company Limited, She...

1. A catalytic system, comprising:
a first catalytic apparatus comprising at least two catalytic portions; and
a second catalytic apparatus comprising at least one catalytic portion;
wherein one of the at least two catalytic portions of the first catalytic apparatus comprises at least one binary spinel composition
and wherein one of the at least two catalytic portions of the first catalytic apparatus comprises a close-coupled catalyst;
and

wherein the at least one catalytic portion of the second catalytic apparatus comprises a platinum group metal.

US Pat. No. 9,665,511

METHOD, UPPER COMPUTER AND SYSTEM FOR PROGRAMMING NODES IN A BUS NETWORK

BYD COMPANY LIMITED, She...

1. A method for programming nodes in a bus network, wherein the bus network comprises a plurality of layers of nodes and the
method comprises steps of:
analyzing, by an upper computer, a program file to be programmed to obtain data of the program file and to obtain a storage
address corresponding to the data;

broadcasting, by the upper computer, a routing request message and receiving responding messages returned from a plurality
of lower computers, in which each lower computer corresponds to one node in the bus network;

analyzing, by the upper computer, the responding messages to obtain an operating state of each node among the plurality of
layers of nodes;

receiving a selected node to be programmed, activating the selected node and transmitting the data and the storage address
to a single chip microcomputer corresponding to the selected node when the operating state of each node is a forwarding state;
and

storing, by the lower computer corresponding to the selected node, the data in a memory of the corresponding single chip microcomputer
according to the storage address.

US Pat. No. 9,561,828

BUS

BYD COMPANY LIMITED, She...

1. A bus, comprising:
a frame assembly comprising a front frame, a rear frame and a hinge turntable disposed between the front frame and the rear
frame;

carriages comprising a front carriage disposed on the front frame and a rear carriage disposed on the rear frame, the front
carriage having a front carriage body and a front carriage floor, and the rear carriage having a rear carriage body and a
rear carriage floor;

a front axle disposed at a bottom of the front frame, front wheels being disposed at two opposite ends of the front axle respectively;
a middle axle disposed at the bottom of the front frame, middle wheels being disposed at two opposite ends of the middle axle
respectively;

a rear axle disposed at a bottom of the rear frame, rear wheels being disposed at two opposite ends of the rear axle respectively;
a first group of battery packs comprising a first battery pack disposed within a rear cabin in the rear of the rear carriage
body and a second battery pack disposed on the rear frame;

a second group of battery packs disposed on upper surfaces of top roof of the front carriage body and the rear carriage body;
a third group of battery packs disposed on the front carriage floor and between the front axle and the hinge turntable.

US Pat. No. 10,099,690

HYBRID ELECTRICAL VEHICLE AND METHOD FOR CRUISING CONTROL OF THE SAME

BYD COMPANY LIMITED, She...

1. A method for cruising control of a hybrid electrical vehicle, comprising:detecting a current speed of the hybrid electrical vehicle;
determining that the current speed of the hybrid electrical vehicle is in a predetermined cruise-speed range;
detecting a cruising signal and a current working mode of the hybrid electrical vehicle, wherein the current working mode of the hybrid electrical vehicle is an electric vehicle (EV) mode;
controlling the hybrid electrical vehicle to enter an EV cruising mode;
detecting that (1) a maximum output power of an electric motor of the hybrid electrical vehicle is less than a first power value or (2) a maximum output torque of the electric motor of the hybrid electrical vehicle is less than a first torque value, wherein the first power value is a first demanded power of the hybrid electrical vehicle in the EV cruising mode cruising at the current speed, and wherein the first torque value is a first demanded torque of the hybrid electrical vehicle cruising at the current speed when the hybrid electrical vehicle is in the EV cruising mode; and
subsequent to detecting that the maximum output power of the electric motor is less than the first power value or the maximum output torque of the electric motor is less than the first torque value, switching the hybrid electrical vehicle from the EV cruising mode to a hybrid electrical vehicle (HEV) cruising mode.

US Pat. No. 10,069,019

SOLAR CELL UNIT, SOLAR CELL ARRAY, SOLAR CELL MODULE AND MANUFACTURING METHOD THEREOF

BYD COMPANY LIMITED, She...

1. A solar cell unit, comprising:a cell including a cell substrate and a plurality of secondary grid lines disposed on a front surface of the cell substrate, in which the secondary grid lines comprises an edge secondary grid line adjacent to an edge of the cell substrate and a middle secondary grid line disposed inside of the edge secondary grid line, and the at least one edge secondary grid line has a width greater than the middle secondary grid line; and
a plurality of conductive wires spaced apart from each other, the plurality of conductive wires intersecting and connected with the secondary grid lines.

US Pat. No. 10,000,199

HYBRID ELECTRIC VEHICLE, DRIVE CONTROL METHOD AND DEVICE OF THE SAME

BYD COMPANY LIMITED, She...

1. A drive control method of a hybrid electric vehicle, comprising:obtaining a current gear position of the hybrid electric vehicle, a current electric charge level of a power battery and a slope of a road on which the hybrid electric vehicle is driving;
obtaining a current speed of the hybrid electric vehicle if the current gear position of the hybrid vehicle, the current electric charge level of the power battery, and the slope of the road on which the hybrid electric vehicle is driving meet a preset requirement, wherein the preset requirement comprises: the current gear position is at Drive-position, the current electric charge level of the power battery is greater than a first electric charge level threshold, and the slope of the road is less than a first slope threshold when the road is ascent or greater than or equal to a second slope threshold when the road is descent; and
causing the hybrid electric vehicle to enter a small load stop mode if the current speed is greater than or equal to a first speed threshold, and less than a second speed threshold.

US Pat. No. 9,979,001

BATTERY EXPLOSION-PROOF DEVICE AND BATTERY PACK COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A battery explosion-proof device, comprising:a valve body including:
a base portion having an opening; and
a shaft portion connected with the base portion, wherein the shaft portion includes threads on an external circumferential surface thereof, and the valve body includes a venting passage in communication with the opening;
a rupture plate disposed inside the opening for sealing the venting passage; and
a protecting cover configured to cover the opening, the protecting cover comprising
a seal plate formed with a central hole;
a net portion covering the central hole; and
a suspension clip portion formed on a surface of the seal plate facing the opening;
wherein the base portion is formed with a second opening at a side wall thereof to be buckled with the suspension clip portion.

US Pat. No. 9,944,165

POWER TRANSMISSION SYSTEM FOR VEHICLE AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A power transmission system for a vehicle, comprising:an engine unit;
a plurality of input shafts comprising a first input shaft, a second input shaft fitted over the first input shaft, and a third input shaft fitted over the second input, wherein the engine unit is configured to selectively engage with one of the input shafts when the engine unit transmits power to the one of the input shafts;
a plurality of driving gears, wherein each of the driving gears is disposed respectively on each of the input shafts, wherein three of the plurality of driving gears disposed on the first, second, and third input shafts respectively;
an output shaft configured to transfer the power from the input shafts;
one or more linked gears rotatable at a different speed relative to the output shaft, wherein the one or more linked gears comprise a triple-linked gear, the triple-linked gear comprising a first gear part, a second gear part, and a third gear part, wherein the first gear part, the second gear part and the third gear part are configured to mesh with the three of the plurality of driving gears respectively, wherein the first gear part, the second gear part, and the third gear part are linked together;
an output unit coupled on the output shaft and configured to transmit the power to front wheels of the vehicle;
a synchronizer disposed on the output shaft, and configured to be selectively engaged with one of the plurality of input shafts via at least one of the one or more linked gears;
a first motor generator configured to perform power transmission with at least one of the input shafts and the output shaft;
one or more second motor generators configured to drive at least one of the front wheels of the vehicle; and
one or more third motor generators configured to drive two rear wheels of the vehicle, wherein the second motor generators and the third motor generators are wheel-side motors.

US Pat. No. 9,879,880

ELECTRIC HEATER, AND APPARATUS, HEATING AND AIR CONDITIONING SYSTEM, AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. An electric heater, comprising:
an outer frame;
a heating core disposed within the outer frame, wherein the heating core comprises a first end and a second end, wherein at
least one of the first and second ends is configured to connect to a power source; and

a sealing-waterproof glue member disposed within the outer frame and configured to encase the at least one of the first and
second ends of the heating core;

wherein the heating core further comprises a plurality of heat dissipating components and a plurality of heating components,
the heating component comprising a core tube and a positive temperature coefficient thermistor disposed in the core tube;

wherein the heating components and the heat dissipating components are arranged alternately, and adjacent heating component
and heat dissipating component are spaced apart from each other and are coupled with each other via a thermal conductor;

wherein the heating core further comprises a first connecting piece disposed at the at least one of the first and second ends
of the heating core;

wherein the heating component further comprises a second connecting piece disposed in the core tube and electrically coupled
with the positive temperature coefficient thermistor;

wherein the second connecting piece includes an extending part extended out of the core tube and electrically coupled with
the first connecting piece; and

wherein the first connecting piece and the extending part are disposed within the sealing-waterproof glue member.

US Pat. No. 9,840,251

HYBRID ELECTRIC VEHICLE, DRIVE CONTROL METHOD AND DEVICE OF THE SAME

BYD COMPANY LIMITED, She...

1. A drive control method of a hybrid electric vehicle, comprising:
obtaining a current gear position and a current operating mode of the hybrid electric vehicle and a current electric charge
level and a discharge power of a power battery;

determining whether the current gear position and the current operating mode of the hybrid electric vehicle and the current
electric charge level and the discharge power of the power battery meet a preset requirement;

obtaining a slope of a road on which the hybrid electric vehicle is driving, if the current gear position and the current
operating mode of the hybrid electric vehicle and the current electric charge level and the discharge power of the power battery
meet a preset requirement, wherein the preset requirement comprises: the current gear position is at Drive-position, the current
operating mode is at a hybrid economy mode, the current electric charge level of the power battery is greater than a first
electric charge level threshold, and the discharge power of the power battery is greater than a first power threshold; and

controlling a working state of an engine and a motor of the hybrid electric vehicle according to the slope of the road on
which the hybrid electric vehicle is driving.

US Pat. No. 9,809,895

METHOD OF PREPARING ALUMINUM ALLOY RESIN COMPOSITE AND ALUMINUM ALLOY-RESIN COMPOSITE OBTAINABLE BY THE SAME

BYD COMPANY LIMITED, She...

12. A method of preparing an aluminum alloy-resin composite, comprising:
S1: anodizing a surface of an aluminum alloy substrate to form an oxide layer on the surface, the oxide layer including nanopores;
S2: immersing the resulting aluminum alloy substrate obtained at step S1 in a buffer solution having a pH of about 10 to about
13, to form corrosion pores on an outer surface of the oxide layer and form a double-layer pore structure including the corrosion
pores and the nanopores, the corrosion pores being in communication with the nanopores, wherein the corrosion pores have an
average diameter of about 200 nm and the corrosion pores have a larger diameter than the nanopores; and

S3: injection molding a resin onto the surface of the resulting aluminum alloy substrate obtained in step S2 in a mold to
obtain the aluminum alloy-resin composite,

wherein the resin is a thermoplastic resin, and
wherein the thermoplastic resin includes a main resin and a polyolefin resin.

US Pat. No. 9,698,405

ELECTRIC CONNECTOR AND BATTERY COMPRISING THE SAME

BYD COMPANY LIMITED, She...

9. A battery, comprising:
a shell;
a cover plate connected to the shell so as to define an inner space therebetween;
electrode terminals disposed on the cover plate;
at least two winding cores received in the inner space and each having a non-coated region configured as an electrode tab
and a coated region; and

an electric connector, the electric connector further including:
a core fixing part, the core fixing part further including at least two hosting portions, each configured to hold an electrode
tab of a winding core of a battery, respectively, and an elongated connection portion having two parallel edges in the elongated
direction and configured to connect the two hosting portions disposed along the two parallel edges of the connection portion;
and

an extension part connected to the connection portion via a substantially S-shape transition part, wherein the extension part
defines a plane that is substantially parallel to a plane defined by the connection portion;

wherein each electrode tab of the winding cores is received in a corresponding hosting portion of the core fixing part respectively,
and each extension part of the electric connector is connected to the electrode terminal respectively.

US Pat. No. 9,667,075

WIRELESS CHARGING DEVICE AND METHOD USING THE SAME

BYD Company Limited, She...

1. A wireless charging device comprising:
a shell;
a heat conduction plate comprising a first portion, a second portion parallel with the first portion and contacted with an
inner surface of the shell, and a third portion connecting a lower edge of the first portion to a lower edge of the second
portion;

a charging assembly disposed between the first and second portions and comprising a circuit board, a chip disposed on the
circuit board and contacted with the first portion, a charging coil and an exciting unit; and

a connecting assembly defining a first end electrically connected with the circuit board.

US Pat. No. 9,612,684

CAPACITANCE DETECTING CIRCUIT

BYD Company Limited, (CN...

1. A capacitance detecting circuit comprising:
N induction units, where N is an integer larger than or equal to 1;
a transferring capacitor configured to transfer charges to a capacitor of a scanned induction unit among the N induction units,
wherein a first terminal of the transferring capacitor connects to the N induction units, respectively, and a second terminal
of the transferring capacitor is grounded;

a charging module configured to charge the transferring capacitor, wherein a first terminal of the charging module connects
to the first terminal of the transferring capacitor, and a second terminal of the charging module connects to a first power
supply;

a discharging module configured to discharge the transferring capacitor and comprising a first resistor and a second switch,
wherein a first terminal of the discharging module connects to the first terminal of the charging module and the first terminal
of the transferring capacitor, respectively, and a second terminal of the discharging module is grounded;

a controller connected to the charging module, the transferring capacitor and the discharging module, respectively, and configured
to control the second switch to switch on when a voltage of the transferring capacitor is larger than a preset threshold voltage,
and to update a count value and detect a touch on the N induction units according to the count value; and

a pre-charging module configured to pre-charge the transferring capacitor, wherein a first terminal of the pre-charging module
connects to the first terminal of the transferring capacitor, and a second terminal of the pre-charging module connects to
the first power supply.

US Pat. No. 9,568,082

POWER TRANSMISSION SYSTEM FOR VEHICLE AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A power transmission system for a vehicle, comprising:
an engine unit;
a plurality of input shafts, wherein the engine unit is configured to selectively engage with one of the input shafts when
the engine unit transmits power to the one of the input shafts;

a plurality of driving gears, wherein each of driving gears is disposed respectively on each of the input shafts;
an output shaft configured to transfer the power from the input shafts;
one or more linked gears rotatable at a different speed relative to the output shaft, wherein the linked gears include a plurality
of gear parts, the gear parts being configured to mesh with the driving gears on the input shafts;

an output unit coupled on the output shaft and configured to transmit the power to front wheels of the vehicle;
a synchronizer disposed on the output shaft, and configured to be selectively engaged with the linked gear;
a first motor generator configurable to perform power transmission with at least one of the input shafts and the output shaft;
and

one or more second motor generators configured to drive one or more rear wheels of the vehicle,
wherein the first motor generator is further configured to adjust the rotating speed of the one or more linked gears to substantially
match that of the output shaft.

US Pat. No. 9,561,729

GARAGE AND CHARGING CONNECTOR DEVICE THEREOF

BYD COMPANY LIMITED, She...

1. A charging connector device, comprising:
a plug;
a mounting seat for mounting the plug thereto, the mounting seat having a guide shaft; and
a charging socket having a guide sleeve engageable with or disengageable from the guide shaft, the plug being inserted into
or pulled out of the charging socket;

wherein the mounting seat has an adjusting device to facilitate an insertion of the plug into the charging socket;
wherein the adjusting device comprises:
a first moveable frame on which the guide shaft is disposed,
a second moveable frame in which the first moveable frame is disposed,
a first elastic member disposed between the first moveable frame and the second moveable frame,
a first linear guide rail on which the first moveable frame is disposed and along which the first moveable frame is moveable
in an up-down direction, and

a second linear guide rail on which the second moveable frame is disposed and along which the second movable frame is moveable
in a left-right direction.

US Pat. No. 10,109,926

ANTENNA RADIATOR, ANTENNA AND MOBILE TERMINAL

BYD Company Limited, (CN...

1. An antenna, wherein, comprising:a circuit board;
an antenna radiating sheet, wherein the antenna radiating sheet comprises a first slot, a second slot, a first ground sheet, a second ground sheet, a feed sheet, a horizontal part, and a vertical part; the antenna radiating sheet is formed a first inverted F antenna connected with the first ground sheet and a second inverted F antenna connected with the second ground sheet by the first slot and the second slot; the feed sheet is respectively connected with the first inverted F antenna and the second inverted F antenna; the horizontal part is extended in a left and right direction in a horizontal plane, and the feed sheet and the first ground sheet are disposed on a back edge of the horizontal part; the vertical part is extended in a left and right direction in a vertical plane, an upper edge of the vertical part is connected with a front edge of the horizontal part, and the second ground sheet is disposed on a lower edge of the vertical part; and
an antenna frequency reconfiguration module, wherein the antenna frequency reconfiguration module is disposed on the circuit board; the antenna frequency reconfiguration module is connected with the first ground sheet and the second ground sheet respectively, and connected to ground; the antenna frequency reconfiguration module is configured to switch one of the first ground sheet and the second ground sheet to connect to ground,
wherein the first slot comprises:
a first horizontal front and back limb, wherein the first horizontal front and back limb penetrates the horizontal part in a front and back direction;
a first vertical up and down limb, wherein the first vertical up and down limb is disposed on the vertical part and extended in an up and down direction, and an upper end of the first up and down vertical limb is connected with a front end of the first horizontal front and back limb; and
a first vertical left and right limb, wherein the first vertical left and right limb is disposed on the vertical part and extended in a left and right direction, and a right end of the first vertical left and right limb is connected with a lower end of the first vertical up and down limb.

US Pat. No. 9,941,572

NFC ANTENNA ASSEMBLY

BYD Company Limited, She...

1. A NFC antenna assembly, comprising:a metal plate defining a fitting aperture which penetrates through the metal plate in a thickness direction of the metal plate;
a mounting sheet disposed in the fitting aperture;
an insulating washer disposed in the fitting aperture and surrounding the mounting sheet; and
an NFC antenna disposed on the mounting sheet,
wherein the mounting sheet comprises a first through slot extended in a radial direction of the mounting sheet, and the metal plate comprises a second through slot extended from the fitting aperture to a periphery of the metal plate.

US Pat. No. 9,941,502

SIGNAL COLLECTION AND POWER CONNECTION ASSEMBLY, POWER BATTERY MODULE AND VEHICLE

BYD COMPANY LIMITED, She...

1. A signal collection and power connection assembly of a power battery module, comprising:a substrate;
a power connection member fixed on the substrate;
a power connection line which is formed by a first sheet-like conductor disposed on the substrate and defines a first terminal coupled with the power connection member and a second terminal;
a signal collection line which is formed by a second sheet-like conductor disposed on the substrate and defines a first terminal coupled with the power connection member and a second terminal;
a signal collection member disposed on the substrate and coupled with the signal collection line; and
a common line formed by a sheet-like conductor disposed on the substrate;
wherein the common line defines a first terminal coupled with the power connection member and a second terminal coupled with the first terminals of the power connection line and the signal collection line respectively, a part of the power connection line and a part of the signal collection line are integrated via the common line, such that the common line is configured to provide power connection with the power connection line and signal transmission with the signal collection line.

US Pat. No. 9,889,733

POWER TRANSMISSION SYSTEM AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A power transmission system for a vehicle, comprising:
an engine;
a plurality of input shafts, wherein at least one of the input shafts is configured to engage with the engine; each of the
input shafts being provided with a shift driving gear thereon;

a plurality of output shafts, wherein each of the output shafts is provided with a shift driven gear configured to mesh with
a corresponding shift driving gear;

a motor power shaft, wherein the motor power shaft is configured to rotate together with one of the output shafts; and
a first motor generator configured to operate together with the motor power shaft; wherein when the motor power shaft is rotated
together with the one of the output shafts, the first motor generator is configured to generate electric power utilizing at
least parts of power generated by the engine while a vehicle having the engine is in a running state or a parking state.

US Pat. No. 9,862,131

METHOD FOR INTEGRALLY MOLDING METAL AND RESIN AND METAL-RESIN COMPOSITE STRUCTURE OBTAINABLE BY THE SAME

BYD COMPANY LIMITED, She...

12. A method for integrally molding a metal and a resin, comprising:
A) forming nanopores on a surface of a metal sheet by anodizing the surface of the metal sheet to form an oxide layer on the
surface of the metal sheet, wherein the oxide layer includes the nanopores;

B) immersing the metal sheet formed with the oxide layer on the surface thereof in an etching solution to form corrosion pores
on an outer surface of the oxide layer, thereby to form a double-layer pore structure including the corrosion pores and the
nanopores, the corrosion pores being in communication with the nanopores, wherein the corrosion pores have a larger diameter
than the nanopores;

C) melting a thermoplastic resin; and
D) injection molding the thermoplastic resin onto the surface of the metal sheet formed with the nanopores and corrosion pores
wherein the thermoplastic resin composition is fixedly attached to the aluminum alloy substrate,

wherein the thermoplastic resin is a mixture of a main resin and a polyolefin resin, the main resin is a mixture of polyphenylene
oxide and a polyamide, and the polyolefin resin has a melting point of about 65° C. to about 105° C., and wherein the nanopores
have a diameter of about 10 nm to about 100 nm and the corrosion pores have a diameter of about 200 nm to about 2000 nm.

US Pat. No. 9,846,514

CAPACITANCE DETECTING CIRCUIT

BYD COMPANY LIMITED, She...

1. A capacitance detecting circuit, comprising:
a plurality of induction units disposed over a touch region and capable of being scanned to detect a touch;
a plurality of selecting assemblies, each selecting assembly corresponding to one of the induction units to select at least
one scanned induction unit, wherein the each selecting assembly comprises a first switch, a second switch, and a third switch;
and

a controller connected to the plurality of selecting assemblies, configured to control a capacitor of the scanned induction
unit differently from controlling capacitors of the plurality of induction units except the scanned induction unit to charge
and discharge the capacitors of the plurality of induction units synchronously, wherein the controller is configured to control
the third switch of the selecting assembly corresponding to the scanned induction unit to switch off, the first switch and
the second switch of the selecting assembly corresponding to the scanned induction unit to switch on alternately, and to control
the first switch of each selecting assembly corresponding to the induction units except the scanned induction unit to switch
off, the second switch and the third switch of the induction units except the scanned induction unit to switch on alternately.

US Pat. No. 9,805,847

THERMISTOR MATERIAL AND METHOD OF PREPARING THE SAME

BYD Company Limited, (CN...

1. A method for preparing a thermistor material, comprising steps of:
providing a first mixture comprising BaTiO3, B2O3, SiO2, Li2O, P2O5, Cs2O and Nd2O3, wherein with respect to 100 weight parts of the first mixture, BaTiO3 is about 94.85 weight parts to about 97.75 weight parts, B2O3 is about 0.4 weight parts to about 2.5 weight parts, SiO2 is about 0.5 weight parts to about 0.9 weight parts, Li2O is about 0.08 weight parts to about 0.2 weight parts, P2O5 is about 0.2 weight parts to about 0.3 weight parts, Cs2O is about 0.6 weight parts to about 0.725 weight parts, and Nd2O3 is about 0.325 weight parts to about 0.565 weight parts;

sintering the first mixture at about 800 degree Celsius to about 900 degree Celsius to form a first powder material;
mixing the first powder material with a second mixture comprising Al2O3 and TiO2, wherein with respect to 100 weight parts of BaTiO3, Al2O3 is about 0.06 weight parts to about 0.08 weight parts, and TiO2 is about 0.07 weight parts to about 0.08 weight parts to form a second power material;

granulating, pelleting and molding the second powder material to form a molded material; and
subjecting the molded material to a heat treatment.
US Pat. No. 9,783,894

METAL COMPOSITE AND METHOD OF PREPARING THE SAME, METAL-RESIN COMPOSITE AND METHOD OF PREPARING THE SAME

BYD COMPANY LIMITED, She...

1. A method of preparing a metal composite, comprising:
providing a metal substrate comprising an anodic oxidation layer on a surface thereof, the metal substrate comprising a first
layer, the anodic oxidation layer comprising a second layer in contact with the first layer and a third layer on the second
layer, the third layer comprising at least one third pore, and the metal substrate comprising an aluminum alloy or aluminum;
and

immersing the metal substrate in an etching solution to form at least one first pore in the first layer and to form at least
one second pore in the second layer.

US Pat. No. 9,752,472

OIL PUMP, ENGINE COVER AND ENGINE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. An oil pump, comprising:
a shell having an inlet and an outlet and defining a low-pressure oil chamber and a high-pressure oil chamber therein, the
low-pressure oil chamber having a low-pressure oil passage connected to the inlet, and the high-pressure oil chamber having
a high-pressure oil passage connected to the outlet;

a rotor mounting part on the shell and having a rotor supporting structure; and
a rotor mechanism disposed on the rotor mounting part,
wherein a buffer chamber is defined between the low-pressure oil chamber and the high-pressure oil chamber, and a barrier
wall is disposed between the buffer chamber and the low-pressure oil chamber.

US Pat. No. 9,718,373

ELECTRIC VEHICLE AND DISCHARGING APPARATUS THEREOF

BYD COMPANY LIMITED, She...

1. A discharging apparatus for an electric vehicle, comprising:
an AC charging interface;
a charging connection device, having a first terminal connected with the AC charging interface and a second terminal connected
with an exterior equipment, and configured to transmit an AC output from the AC charging interface to the exterior equipment;

an instrument, configured to send a discharging preparation instruction after receiving a trigger signal;
a controller, configured to communicate with the instrument and to detect whether the charging connection device is connected
with the AC charging interface after receiving the discharging preparation instruction, and if yes, to switch to an external
discharging mode;

a battery manager, configured to communicate with the controller and to control an external discharging circuit in a high-voltage
distribution box of the electric vehicle to be connected after the controller switches to the external discharging mode;

a power battery, connected with the high-voltage distribution box and configured to provide a DC via the external discharging
circuit in the high-voltage distribution box;

wherein the controller is configured to convert the DC provided by the external discharging circuit into the AC and to output
the AC to the AC charging interface so as to discharge to the exterior equipment;

the controller is further configured to detect whether the electric vehicle is currently in P gear after it is determined
that the charging connection device is connected with the AC charging interface, and if yes, the controller switches to the
external discharging mode; and

the high-voltage distribution box comprises a bidirectional DC-DC module and a leakage current reducing module, the leakage
current reducing module is connected to the bidirectional DC-DC module in parallel.

US Pat. No. 9,570,218

PASTE FOR NFC MAGNETIC SHEET, METHOD OF PREPARING THE SAME, AND NFC MAGNETIC SHEET

BYD COMPANY LIMITED, She...

1. A paste for an NFC magnetic sheet, comprising:
a magnetic powder;
an organic carrier in a form of a mixture of a plurality of materials; and
a nanoscale alumina powder;
wherein the magnetic powder and the nanoscale alumina powder is uniformly mixed in the mixture of the organic carrier, a weight
ratio of the nanoscale alumina powder to the magnetic powder ranges from about 0.0005 to about 0.005, and a weight ratio of
a summation of the magnetic powder and the nanoscale alumina powder to the organic carrier ranges from about 1 to about 1.5.

US Pat. No. 9,564,665

ELECTRICITY SUPPLY SYSTEM

BYD Company Limited, She...

1. An electricity supply system, comprising:
a battery module, comprising at least two in-series modules, each in-series module comprising at least two battery groups
connected in series;

a control module connected with the battery module, comprising:
an insulated gate bipolar transistor (IGBT) module,
a relay module comprising a plurality of relays, wherein each in-series module is connected to the relay module, and the relay
module is directly connected to the IGBT module, and

a relay control module configured for controlling ON or OFF of each relay so as to select one or more in-series module to
work with the IGBT module; and

a distribution box directly connected with the control module;
wherein the IGBT module is directly connected with the distribution box.
US Pat. No. 10,047,011

CERAMIC AND METHOD FOR PREPARING THE SAME

BYD Company Limited, She...

1. A ceramic comprising an alumina and an oxygen-containing compound of strontium having a perovskite structure,wherein the oxygen-containing compound of strontium comprises at least one of SraAbOc and SrxEyOz, where A represents at least one of tantalum and niobium; E represents at least one selected from a group consisting of cobalt, iron and manganese.

US Pat. No. 9,997,658

PHOTOVOLTAIC CELL MODULE

BYD COMPANY LIMITED, She...

1. A photovoltaic cell module, comprising:a body, comprising:
a transparent upper cover plate,
a first polyolefin encapsulation layer,
a cell group layer,
a second polyolefin encapsulation layer, and
a backplane; and
a frame fixed to an outside of a periphery of the body,
wherein the transparent upper cover plate, the first polyolefin encapsulation layer, the cell group layer, the second polyolefin encapsulation layer and the backplane are disposed sequentially in a laminated manner, outer edges of the transparent upper cover plate and the backplane exceed outer edges of the first polyolefin encapsulation layer, the cell group layer, and the second polyolefin encapsulation layer,
the first polyolefin encapsulation layer and the second polyolefin encapsulation layer are configured to run through ultraviolet light without significant degrading,
an end part sealing block is further disposed between the transparent upper cover plate and the backplane,
the end part sealing block is located at peripheries of the first polyolefin encapsulation layer, the cell group layer, and the second polyolefin encapsulation layer,
the frame is an integrated frame formed by bending an encapsulation bar, and
the encapsulation bar is provided with a grounding hole.

US Pat. No. 9,944,123

AXLE HOUSING ASSEMBLY FOR VEHICLE AND VEHICLE

BYD COMPANY LIMITED, She...

1. An axle housing assembly for a vehicle, comprising:a first axle housing;
a second axle housing spaced apart from the first axle housing in a front-rear direction;
an upper connector defining a front end connected to the first axle housing and a rear end connected to the second axle housing;
a lower connector disposed below the upper connector and defining a front end connected the first axle housing and a rear end connected to the second axle housing; and
a mounting base connected between the upper connector and the first axle housing,
wherein the mounting base comprises a lower part connected to a central area of an upper surface of the first axle housing, and an upper part connected to the front end of the upper connector, wherein the rear end of the upper connector is connected to a central area of an upper surface of the second axle housing.

US Pat. No. 9,902,291

VEHICLE AND SLIDING FEEDBACK CONTROL SYSTEM OF VEHICLE AND METHOD FOR THE SAME

BYD COMPANY LIMITED, She...

1. A sliding feedback control system of a vehicle, comprising:
an electric motor;
a power battery configured to supply power to the electric motor;
a battery manager, connected with the power battery, and configured
to obtain a current state of the power battery, and
to obtain a maximum charging power of the power battery according to the current state of the power battery; and
a motor controller, connected with the electric motor, and configured
to obtain current states of the motor controller and the electric motor,
to obtain maximum feedback torque values of the motor controller and the electric motor respectively according to the current
states of the motor controller and the electric motor,

to convert the max charging power of the power battery into a maximum feedback torque value of the power battery,
to determine a first feedback torque value, wherein the first feedback torque value is a first minimum value of (i) the maximum
feedback torque value of the power battery, (ii) the maximum feedback torque value of the motor controller, and (iii) the
maximum feedback torque value of the electric motor,

to obtain a second feedback torque value according to a current speed of the vehicle, a current road slope value, a current
working mode of the vehicle, and a predetermined sliding feedback torque curve, and

to determine a final feedback torque value of the electric motor, wherein the final feedback torque value of the electric
motor is a second minimum value of (i) the first feedback torque value and (ii) the second feedback torque value, such that
the electric motor is configured to control the vehicle to perform a sliding feedback operation according to the final feedback
torque value of the electric motor.

US Pat. No. 9,831,744

DEVICE FOR GENERATING ELECTRICITY

BYD Company Limited, Gua...

1. A device for generating electricity, comprising:
a support;
a driving element rotatably mounted on the support;
an electricity generator disposed on the support;
a circuit board connected to the electricity generator, and
a drive assembly disposed on the support and comprising an input gear and an output gear, wherein the driving element is coupled
with the input gear to drive the input gear to rotate, and wherein the output gear is coupled with the electricity generator
and driven to rotate by the input gear,

wherein the drive assembly further comprises a first one-way transmitting unit coupled with the input and output gears respectively.
US Pat. No. 9,758,682

INK COMPOSITION, METHOD OF METALIZING SURFACE AND ARTICLE OBTAINABLE

BYD COMPANY LIMITED, She...

1. An article, comprising:
an ink layer including an ink composition applied on a surface of the article, and
a metal layer plated on the ink layer,
wherein the ink composition comprises a metal compound and an ink vehicle,wherein the metal compound includes at least one selected from a group consisting of a compound of formula I and a compound
of formula II,
TiO2-?  (I),

M1M2pOq  (II),
wherein 0.05??<1.8,M1 includes at least one element selected from a group consisting of groups 2, 9-12 of the periodic table according to IUPAC
nomenclature,M2 includes at least one element selected from a group consisting of groups 3-8, 10 and 13 of the periodic table according to
IUPAC nomenclature, and0
US Pat. No. 9,637,835

METAL COMPOSITE AND METHOD OF PREPARING THE SAME

BYD COMPANY LIMITED, She...

1. A method of preparing a metal composite on a metal substrate, comprising:
forming an anodic oxidation layer on a surface of the metal substrate to contain a plurality of micropores within the anodic
oxidation layer;

forming a dye layer comprising a dye and a water soluble ink on the anodic oxidation layer, wherein:
the dye layer has a gradual thickness that is represented by a two dimensional continuous function, and the water soluble
ink has a low fluidity to resist a flow leveling effect and maintains the gradual thickness of the dye layer, such that the
maintained gradual thickness is kept stable, and different thicknesses and shapes of the dye layer at different portions of
the anodic oxidation layer for forming a corresponding gradient color pattern are unchanged during an entire subsequent resting
process;

resting the metal substrate such that an amount of the dye goes downwardly from the stable dye layer on the anodic oxidation
layer, to be separated with the water soluble ink, and to be absorbed into the micropores within the anodic oxidation layer,
wherein the amount of the dye changes with the unchanged gradual thickness of the dye layer to form the corresponding gradient
color pattern on the metal composite; and

removing the water soluble ink that is remained on the anodic oxidation layer.

US Pat. No. 9,423,080

LAMP AND VEHICLE COMPRISING THE SAME

BYD Company Limited, She...

1. A lamp for a compartment of a vehicle, comprising:
a base;
a mounting plate disposed on the base and having a power source receiving part, the mounting plate defining a first end fixed
with the base, and a second end; wherein the second end of the mounting plate comprises a first surface, a second surface,
and a third surface, wherein the first and the second surfaces form a first bending portion with a first bending angle, wherein
the second and the third surfaces form a second bending portion with a second bending angle, and wherein the first, second,
and third surfaces form the power source receiving part;

a power source received in the power source receiving part; and
a lamping source disposed on a surface of the mounting plate that faces away from the base and having a luminous region of
a sector shape, wherein the power source receiving part is located at a side of the lamping source.

US Pat. No. 10,086,716

CHARGING SYSTEM, VEHICLE COMPRISING THE SAME AND METHOD FOR CONTROLLING CHARGING VEHICLE WITH THE SAME

BYD COMPANY LIMITED, She...

1. A charging system for a vehicle, comprising:a battery;
a first charging branch comprising a first rectifying unit, a first transforming unit and a first charging interface, wherein the battery is connected with the first charging interface via the first rectifying unit, the first transforming unit is connected between the battery and the first rectifying unit, the first transforming unit comprises a first capacitor, a second capacitor, a first inductor, a first switching transistor, and a second switching transistor, and the first charging interface is connected with a first charging connector;
a second charging branch comprising a second rectifying unit, a second transforming unit and a second charging interface, wherein the battery is connected with the second charging interface via the second rectifying unit, the second transforming unit is connected between the battery and the second rectifying unit, the second transforming unit comprises a third capacitor, a fourth capacitor, a second inductor, a third switching transistor, and a fourth switching transistor, and the second charging interface is connected with a second charging connector; and
a control unit connected with the first rectifying unit and the second rectifying unit respectively and configured to control the first charging branch and the second charging branch to charge the battery through the first charging connector and the second charging connector together, so as to increase a charging power.

US Pat. No. 9,968,996

METAL FORMING APPARATUS

BYD COMPANY LIMITED, She...

1. A metal forming apparatus comprising:a smelting device, which defines a smelting chamber having a feeding port, and comprises a rotatable crucible disposed within the smelting chamber and configured to contain a raw material, and a heating unit disposed in the smelting chamber and configured to heat the raw material in the crucible to obtain a molten raw material;
a molding device defining a molding chamber sealedly communicated with the smelting chamber;
an injection device comprising:
a charging barrel assembly, which is sealedly disposed at a joint between the molding device and the smelting device, and defines a part extended into the smelting chamber and located below the crucible to receive the molten raw material, and
an injection unit, which is sealedly connected with the smelting device, and defines an end extended through the smelting chamber into the charging barrel assembly so as to inject the molten raw material in the charging barrel assembly into the molding chamber; and
a vacuumizing device sealedly connected with the smelting device and the molding device respectively so as to vacuumize the smelting chamber and the molding chamber;
wherein a rear end of the smelting chamber is open and a first flange is disposed at the rear end of the smelting chamber, an adapter flange is disposed at a part of the injection unit located externally of the smelting chamber and sealedly connected with the first flange via a vacuum seal bellow.

US Pat. No. 9,968,997

METAL FORMING APPARATUS

BYD COMPANY LIMITED, She...

1. A metal forming apparatus, comprising:an injection device comprising a moveable injection rod and a magnet ring disposed on the injection rod, the injection rod defining a sliding channel therein; and
a displacement speed monitoring device comprising a housing sealedly connected to the injection device and a linear displacement sensor disposed in the housing, the housing comprising:
a guiding seal seat penetrated in a front-rear direction and defining a front end sealedly connected to an adapter flange; and
a sealing sleeve defining a front end sealedly connected to a rear end of the guiding seal seat, wherein the linear displacement sensor is fixed in the sealing sleeve;
wherein a rear end of the injection rod is extended into the housing such that a front end of the linear displacement sensor is located in the sliding channel.

US Pat. No. 9,969,290

CHARGING SYSTEM FOR ELECTRIC VEHICLE AND ELECTRIC VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A charging system for an electric vehicle, comprising:a power battery;
a first charging interface connected with a first external charging device, and a second charging interface connected with a second external charging device, both the first external charging device and the second external charging device being connected with an external power source;
a first charging control branch connected between the power battery and the first charging interface, and a second charging control branch connected between the power battery and the second charging interface; and
a controller connected with the first charging interface and the second charging interface respectively,
wherein during a charge, the controller is configured to:
control the first charging control branch to start to establish a charging path between the power battery and the first charging interface until the first charging control branch enters a half-load operation state in which a charging power of the first charging control branch reaches half-load;
control the second charging control branch to start to establish a charging path between the power battery and the second charging interface until the second charging control branch enters a half-load operation state in which a charging power of the second charging control branch reaches half-load;
after both the first charging control branch and the second charging control branch entered the half-load operation state and stably operate in the half-load state, adjust an operation power of the first charging control branch and an operation power of the second charging control branch so as to make the first charging control branch and the second charging control branch enter a full-load operation state respectively.

US Pat. No. 9,963,166

STEERING POWER SYSTEM FOR ELECTRIC VEHICLE AND METHOD CONTROLLING SAME

BYD Company Limited, She...

1. A steering power system for an electric vehicle, comprising:a steering motor;
a steering motor controller, connected with the steering motor and configured to control the steering motor;
a high voltage power battery, configured to output a first voltage;
a low voltage storage battery, configured to output a second voltage lower than the first voltage;
a buck DC-DC converter, connected with the high voltage power battery and the low voltage storage battery respectively, and configured to convert the first voltage outputted from the high voltage power battery into the second voltage for being supplied to the low voltage storage battery, when a high voltage system of the electric vehicle is working;
a boost DC-DC converter, connected with the low voltage storage battery and the steering motor controller respectively, and configured to convert the second voltage outputted from the low voltage storage battery into the first voltage, and
a battery manager, connected with the steering motor controller, the buck DC-DC converter and the boost DC-DC converter respectively via a CAN bus, and configured to send a power off notification message to control the high voltage system of the electric vehicle to stop working, wherein the steering motor controller detects that the voltage of the direct current bus capacitor steadily drops,
wherein when the high voltage system of the electric vehicle has an abnormal power failure, the boost DC-DC convertor converts the second voltage outputted from the low voltage storage battery into the first voltage for being supplied to the steering motor controller, and the battery manager is configured to control the boost DC-DC converter and the buck DC-DC converter to work simultaneously so that the boost DC-DC converter and the high voltage power battery to supply power to the steering motor controller simultaneously, when the high voltage system of the electric vehicle is working.

US Pat. No. 9,954,583

MOBILE TERMINAL AND NEAR FIELD COMMUNICATION ANTENNA

BYD COMPANY LIMITED, She...

1. A mobile terminal, comprising:a terminal body, comprising a rear surface defined by a rear longitudinal centerline and a rear transverse centerline; and
a near field communication antenna, disposed on the rear surface of the terminal body, comprising a circuit substrate and a coil disposed on the circuit substrate, wherein the coil is defined by a coil longitudinal centerline and a coil transverse centerline,
wherein at least one of the rear longitudinal centerline and the rear transverse centerline pass through the near field communication antenna, wherein the coil longitudinal centerline is deviated from the rear longitudinal centerline and/or the coil transverse centerline is deviated from the rear transverse centerline.

US Pat. No. 9,927,147

PTC ELECTRIC HEATING ASSEMBLY, ELECTRIC HEATING DEVICE AND ELECTRIC VEHICLE

BYD COMPANY LIMITED, Pin...

1. A PTC electric heating assembly comprising:two electrode plates;
a PTC heating module disposed between the two electrode plates; and
a contact electrode disposed between the PTC heating module and each of the electrode plates, wherein the PTC heating module includes:
an insulation fixing frame defining a plurality of spaces; and
a plurality of PTC heating elements disposed in the spaces respectively.

US Pat. No. 9,887,646

METHOD FOR CHECKING OUT-OF-STEP OF SYNCHRONOUS MOTOR

BYD COMPANY LIMITED, She...

1. A computer-implemented method for controlling a synchronous motor, the method comprising:
transmitting one or more control signals to the synchronous motor;
determining at least a first electric degree and then a second electric degree, wherein the determination of each of the first
and second electric degrees comprises:

obtaining, from an inner current control loop, data representing a first voltage and a first current on an ? axis and a second
voltage and a second current on a ? axis in a ?-? coordinate system,

determining an induced electromotive force based on the data representing first voltage, the first current, the second voltage,
and the second current,

determining an instantaneous angular velocity of the synchronous motor based on the induced electromotive force and an induced
electromotive force constant of the synchronous motor, and

determining each of the first and second electric degrees based on an integration of the instantaneous angular velocity;
comparing the first electric degree with the second electric degree to obtain a comparing result;
determining whether the comparing result satisfies a preset requirement;
responsive to the determination that the comparing result satisfies the preset requirement, determining that the synchronous
motor is out of step;

determining a type of the out-of-step of the synchronous motor according to the comparing result, wherein the type of the
out-of-step comprises a first type of out-of-step indicating that there is no rotating magnetic field and a second type of
out-of-step indicating that a rotor of the synchronous motor rotates reversely; and

disabling a pulse width modulation (PWM) signal to the synchronous motor when the synchronous motor is determined to be out
of step.

US Pat. No. 9,874,266

POWER TRANSMISSION SYSTEM AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A power transmission system for a vehicle, comprising:
an engine;
a plurality of input shafts, at least one of the input shafts being configured to selectively engage with the engine, each
of the input shafts being provided with a shift driving gear thereon;

a plurality of output shafts, each of the output shafts being provided with a shift driven gear configured to mesh with a
corresponding shift driving gear;

a motor power shaft configured to rotate together with one of the input shafts;
a first motor generator configured to rotate together with the motor power shaft, wherein when the motor power shaft rotates
together with the one of the input shafts, the first motor generator uses at least a part of power output by the engine to
generate electric power when the vehicle is parking or running;

a reverse gear freely fitted over the motor power shaft; and
a reverse idler gear configured to mesh with the reverse gear, wherein the reverse gear is configured as a duplex gear, the
duplex gear comprising a first part meshed with the reverse idler gear and a second part meshed with a driven gear of a main
reducer of the vehicle.

US Pat. No. 9,796,287

ELECTRIC VEHICLE AND DISCHARGING APPARATUS THEREOF

BYD COMPANY LIMITED, She...

1. A discharging apparatus for an electric vehicle, comprising:
an AC charging interface;
a charging connection device, having a first terminal connected with the AC charging interface of the electric vehicle and
a second terminal connected with another electric vehicle, and configured to transmit an AC output from the AC charging interface
to the another electric vehicle;

an instrument, configured to send a discharging preparation instruction after receiving a trigger signal;
a controller, configured to communicate with the instrument and to detect whether the charging connection device is connected
with the AC charging interface after receiving the discharging preparation instruction, and if yes, to emit a PWM wave and
to switch to an external discharging mode;

a battery manager, configured to communicate with the controller and to control an external discharging circuit in a high-voltage
distribution box of the electric vehicle after the controller switches to the external discharging mode;

a power battery, connected with the high-voltage distribution box and configured to provide a DC via the external discharging
circuit in the high-voltage distribution box,

wherein the controller is configured to detect whether the other electric vehicle is fully charged, and if no, the controller
converts the DC provided by the external discharging circuit into the AC and to output the AC to the AC charging interface
so as to discharge to the other electric vehicle;

the controller is further configured to detect whether the electric vehicle is currently in a P gear after it is determined
that the charging connection device is connected with the AC charging interface, and if yes, the controller switches to the
external discharging mode; and

the instrument is further configured to, when the electric vehicle is in the P gear, activate a discharging setting interface
through a panel of the instrument, and to send the discharging preparation instruction to the controller after power consumption
equipment of the external discharging mode is set to an electric vehicle, among a plurality of external discharging equipment
types, via the discharging setting interface.

US Pat. No. 10,115,939

BATTERY COVER PLATE ASSEMBLY AND BATTERY HAVING THE SAME

BYD COMPANY LIMITED, She...

1. A battery cover plate assembly, comprising:a cover plate;
an insulation sheet comprising an insulation sheet body and a limitation portion, the insulation sheet body defining a first end and a second end, the limitation portion being disposed at the second end of the insulation sheet body and defining a limitation space with a lower surface of the insulation sheet body; and
a negative connection sheet comprising a riveting portion and a negative tab connection portion configured to connect to a negative tab and defining a limitation end,
wherein the insulation sheet is disposed between the cover plate and the negative connection sheet, and the riveting portion is connected to the insulation sheet and the cover plate via a rivet, and the limitation end is inserted into the limitation space; and
wherein the limitation space has a U-shape opened in a direction from the second end of the insulation sheet body toward the first end of the insulation sheet body, and
wherein a buffering gap is formed within the U-shape of the limitation space, and the buffering gap is between an end of the limitation end and an end of the limitation space.

US Pat. No. 10,096,869

BATTERY MODULE, BATTERY TEMPERATURE MANAGING SYSTEM AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A battery temperature managing system, comprising:a battery module comprising:
a lower shell body having a cooling plate and a plurality of separator plates provided on the cooling plate at intervals,
an upper cover hermetically connected with the plurality of the separator plates, the cooling plate and upper cover disposed at opposite sides of the lower shell body,
a front cover plate and a back cover plate hermetically connected with front most and backmost sides of the plurality of the separator plates respectively, wherein the cooling plate, the upper cover, the front cover plate, the back cover plate, and the plurality of separator plates are hermetically connected to form a plurality of separate sealing spaces for receiving battery cores and electrolytes therein respectively, and
a first main flow channel disposed within the upper cover, a second main flow channel disposed within the cooling plate at the side opposite to the upper cover, and branch flow channels disposed within the separator plates, the branch flow channels in fluid communication with both main flow channels to allow fluid flow from one of two main flow channels to the branch flow channels, and then to the other of the two main flow channels;
a heat exchanger connected with the battery module by a coolant circulating circuit; and
a temperature control device connected with the heat exchanger by a refrigerant circulating circuit, wherein a coolant in the coolant circulating circuit and a refrigerant in the refrigerant circulating circuit exchange heat with each other through the heat exchanger, and wherein the battery module is cooled or heated by the coolant when the coolant flows through the battery module.

US Pat. No. 10,065,640

VEHICLE AND CRUISE CONTROL METHOD FOR THE SAME

BYD COMPANY LIMITED, She...

1. A cruise control method for a vehicle, wherein the vehicle comprises an engine unit, a transmission unit adapted to selectively couple with the engine unit and configured to transmit power generated by the engine unit, a first motor generator coupled with the transmission unit, an output unit, a power switching device, a second motor generator configured to drive front wheels and/or rear wheels, and a power battery supplying power to the first motor generator and/or the second motor generator, wherein the output unit is configured to transmit the power transmitted by the transmission unit to at least one of the front and rear wheels of the vehicle, the power switching device is adapted to enable or interrupt power transmission between the transmission unit and the output unit, and the cruise control method comprises the following steps:when a signal for the vehicle to enter cruise control is detected, determining whether the vehicle meets one or more preset cruise control conditions;
if the vehicle meets the one or more preset cruise control conditions, controlling the vehicle according to a current operating mode of the vehicle to enter a corresponding cruise mode, wherein when the current operating mode of the vehicle is an EV mode, the vehicle is controlled to enter an EV cruise mode, and when the current operating mode of the vehicle is an HEV mode, the vehicle is controlled to enter an HEV cruise mode; and
during the HEV cruise mode, switching a primary power output source to drive the vehicle and a compensatory power output source to compensate insufficient torque of the primary power output source between the engine unit and the second motor power generator based on a current state of charge (SOC) of the power battery so as to maintain the HEV cruise mode.

US Pat. No. 9,999,997

METAL-PLASTIC COMPOSITE AND METHOD FOR PRODUCING THE SAME

BYD COMPANY LIMITED, She...

1. A metal-plastic composite, comprising:a metal substrate; and
a plastic body jointed to the metal substrate via a dual-snap-fit structure, wherein the dual-snap-fit structure comprises:
a micro-snap-fit structure formed by laser-cladding a melt composition on the metal substrate; and
a macro-snap-fit structure comprising a groove on the metal substrate, at least one micro-snap-fit structure and a surface of the metal substrate.

US Pat. No. 9,889,841

METHOD AND SYSTEM FOR STARTING ENGINE OF HYBRID VEHICLE

BYD COMPANY LIMITED, She...

1. A method for starting an engine of a hybrid vehicle with a dual clutch transmission, comprising:
detecting a speed of the hybrid vehicle when receiving an instruction to start the engine;
determining whether the speed is larger than or equal to a predetermined speed;
when it is determined that the speed is larger than or equal to the predetermined speed, deciding that the engine of the hybrid
vehicle is to be started without engaging a start motor;

outputting an inertia torque generated by a reverse gear shaft of the dual clutch transmission of the hybrid vehicle to drive
a crankshaft of the engine to start the engine, comprising:

controlling a clutch connected with an input shaft of the dual clutch transmission to engage with a flywheel of the engine
to output the inertia torque to the flywheel; and

driving, by the flywheel, the crankshaft of the engine to operate so as to start the engine; andwhen the clutch is engaged with the flywheel, cooperating the reverse gear shaft of the dual clutch transmission and an output
shaft of the dual clutch transmission to the input shaft of the dual clutch transmission.

US Pat. No. 9,835,688

BATTERY-PACK FAULT DETECTING DEVICE AND METHOD FOR DETECTING FAULT OF BATTERY-PACK

BYD COMPANY LIMITED, She...

1. A battery-pack fault detecting device for detecting a battery pack comprising a plurality of N batteries connected in series
and N being an integer greater than two, comprising:
N diodes, wherein each battery is connected with one of the N diodes in anti-parallel via a detecting line, and two adjacent
batteries share one detecting line;

N+1 switches;
a switch control circuit, for switching on or switching off each switch of the N+1 switches in sequence, wherein each switch
is connected between one diode and the switch control circuit, and one end of each diode of the N diodes is connected with
the switch control circuit via one switch of the N+1 switches;

a voltage collecting circuit, connected with the switch control circuit for collecting a voltage of the battery connected
to the switch of the N+1 switches being switched on;

an analog-to-digital conversion circuit, connected with the voltage collecting circuit for performing an analog-digital conversion
on the voltage of the battery to obtain a digital voltage; and

a detection control circuit, connected with the switch control circuit and the analog-to-digital conversion circuit, for controlling
the switch control circuit to switch on or switch off each switch and for comparing the digital voltage with a preset value
to judge a fault of the battery pack.

US Pat. No. 9,802,489

SYSTEM AND METHOD FOR CONTROLLING VEHICLE ELECTRIC POWER AND VEHICLE COMPRISING THE SYSTEM

BYD Company Limited, She...

14. A vehicle, comprising:
a motor;
at least one dc-dc converter;
a startup generator and a storage battery, configured to supply a first voltage via the at least one dc-dc converter, wherein
the at least one dc-dc converter is also configured to convert the first voltage into a second voltage; and

a controller configured to:
control at least one of the startup generator and the storage battery to supply power, via the at least one dc-dc converter,
to a first device with the first voltage, and to supply power, via the at least one dc-dc converter, to a second device with
the second voltage;

detect a status of a motor;
if the motor is detected to be off, control the at least one of the startup generator and the storage battery to stop supplying
power, via the at least one dc-dc converter, to the first device;

monitor an electric quantity of the storage battery; and
if detecting that the electric quantity of the storage battery is less than a first predetermined electric quantity threshold
and if detecting that the motor is off, initiate turning on the motor.

US Pat. No. 10,118,498

POWER SUPPLY SYSTEM FOR ELECTRIC VEHICLE AND METHOD FOR CONTROLLING THE SAME

BYD COMPANY LIMITED, She...

1. A power supply system for an electric vehicle, comprising:a battery module having a negative electrode, a first positive electrode and a second positive electrode, wherein the first positive electrode is configured to output a first voltage, the second positive electrode is configured to output a second voltage, and the second voltage is greater than the first voltage;
a first DC/DC converter having an input terminal connected with the second positive electrode;
a second DC/DC converter having an input terminal connected with the second positive electrode;
a first switch connected between the second positive electrode and the first DC/DC converter;
a second switch connected between the second positive electrode and the second DC/DC converter; and
a third switch connected between the first positive electrode and an output terminal of the second DC/DC converter; and a controller, connected with the first switch and the second switch respectively, and configured to switch on the second switch and switch off the first switch when the electric vehicle is started or running, and to switch off the second switch and switch on the first switch when the electric vehicle is stopped.

US Pat. No. 10,109,426

FILM CAPACITOR

BYD COMPANY LIMITED, She...

1. A film capacitor, comprising:a capacitor core;
a positive electrode busbar;
a negative electrode busbar, superposed with and insulated from the positive electrode busbar;
an insulation sheet disposed between the positive electrode busbar and the negative electrode busbar, the insulation sheet having an L shape and comprising a short limb and a long limb, wherein the positive electrode busbar is disposed on an outer surface of the long limb of the insulation sheet, and the negative electrode busbar is disposed on an inner surface of the long limb of the insulation sheet;
a first electrode terminal, connected to the positive electrode busbar;
a second electrode terminal, connected to the negative electrode busbar;
a first connection sheet, connected to the positive electrode busbar and provided with a first connection terminal connected to the capacitor core; and
a second connection sheet, opposed to the first connection sheet, connected to the negative electrode busbar and provided with a second connection terminal connected to the capacitor core,
wherein the capacitor core is disposed between the first connection sheet and the second connection sheet; the first connection sheet, the first connection terminal and the positive electrode busbar are integrally formed; and the second connection sheet, the second connection terminal and the negative electrode busbar are integrally formed,
wherein the positive electrode busbar comprises an extending portion extended onto an outer surface of the short limb of the insulation sheet, the first electrode terminal is connected to the extending portion, the short limb of the insulation sheet has a notch from which a portion of the second connection sheet is exposed, the notch being adjacent to the extending portion, and the second electrode terminal is connected to the portion of the second connection sheet exposed from the notch.

US Pat. No. 10,057,522

IMAGE SENSOR AND METHOD AND APPARATUS FOR REMOVING SUNSPOT OF THE SAME

BYD Company Limited, (CN...

1. A method for removing a sunspot of an image sensor, comprising:obtaining reset sampling signal values of pixel units in a pixel array of the image sensor;
for each of the reset sampling signal values, determining whether the reset sampling signal value is less than a predetermined sampling signal threshold, and generating a comparing signal when the reset sampling signal value is less than the predetermined sampling signal threshold;
generating location information of the pixel unit corresponding to the reset sampling signal value less than the predetermined sampling signal threshold according to the comparing signal; and
replacing the reset sampling signal value corresponding to the location information with a maximum image brightness value,
outputting the replaced values of the pixel units as a part of output values of the image sensor.

US Pat. No. 9,956,744

SHELL, METHOD OF PREPARING THE SHELL AND ELECTRONIC PRODUCT COMPRISING THE SHELL

BYD Company Limited, She...

1. A shell comprising:a metal shell body;
a plastic part made of a type of resin material; and
an oxide layer formed between the metal body and the plastic part, joining the plastic part to the metal shell body,
wherein the oxide layer contains corrosion pores at a surface contacting the plastic part, and nanopores at a surface contacting the metal shell body, the corrosion pores are larger than the nanopores in diameter, and the corrosion pores are in communication with the nanopores, and
wherein the corrosion pores and nanopores are filled with the same type of resin material via injection molding.

US Pat. No. 9,889,734

POWER TRANSMISSION SYSTEM AND VEHICLE COMPRISING THE SAME

BYD COMPANY LIMITED, She...

1. A power transmission system for a vehicle, comprising:
an engine;
a plurality of input shafts, wherein at least one of the input shafts is configured to engage with the engine; each of the
input shafts having a shift driving gear thereon;

a plurality of output shafts, wherein each of the output shafts having a shift driven gear configured to mesh with a corresponding
shift driving gear;

a generator gear fixed on one of the output shafts;
a reverse output gear configured to rotate together with or to disengage from a shift driving gear;
an output idler gear, wherein the output idler gear is configured to engage with one of the output shafts so as to rotate
together with the output shaft or to disengage from one of the output shafts so as to rotate with the output shaft at a different
speed;

a motor power shaft, wherein the motor power shaft is configured to rotate together with the generator gear;
a motor power shaft gear fixed on the motor power shaft and configured to mesh with the generator gear; and
a first motor generator configured to rotate together with the motor power shaft.
US Pat. No. 9,770,884

METAL-RESIN COMPOSITE AND METHOD FOR PRODUCING THE SAME

BYD COMPANY LIMITED, She...

12. A method for producing a composite of a metal and a resin, comprising:
A) forming nanopores on at least a part of a surface of a metal sheet by anodizing at least the part of the surface of the
metal sheet to form an oxide layer having the nanopores thereon;

B) immersing the metal sheet having the oxide layer on the surface thereof in an etching solution to form corrosion pores
on an outer surface of the oxide layer; and

C) injection molding a thermoplastic resin directly on the oxide layer of the metal sheet, wherein the thermoplastic resin
includes a main resin and a polyolefin resin, the main resin includes a mixture of polyphenylene ether and polyphenylene sulfide,
and the polyolefin resin has a melting point of about 65° C. to about 105° C.,

wherein the nanopores and the corrosion pores form a double-layer pore structure, the nanopores have an average diameter of
about 10 nm to about 100 nm and the corrosion pores have an average diameter of about 200 nm to about 2000 nm, wherein the
corrosion pores are in communication with the nanopores.

US Pat. No. 10,017,859

POLYMER ARTICLES, INK COMPOSITIONS, AND METHODS FOR SELECTIVELY METALIZING POLYMER ARTICLES

BYD COMPANY LIMITED, She...

4. A method for selectively metalizing a polymer article, comprising steps of:irradiating a selected part of a surface of the polymer article to be metalized with an energy beam; and
performing chemical plating on the irradiated part of the polymer article, wherein the polymer article comprises a polymer matrix and at least one metal compound dispersed in the polymer matrix, wherein the at least one metal compound is a compound represented by formula (I),
AxCuy(PO4)2  (I),
wherein in formula (I), A represents at least one element selected from Group IIA of the periodic table of elements, x/y=0.1 to 20, x+y=3; and
the at least one metal compound is selected from a group including Cu2.7Mg0.3(PO4)2, Cu1.5Mg1.5(PO4)2, Cu1.5Ba0.75Sr0.75(PO4)2, Cu0.15Mg2.85(PO4)2, Cu1.5Ca1.5(PO4)2, Cu0.15Ca2.85(PO4)2, Cu2Ba(PO4)2, CuSr2(PO4)2, Cu0.4 Sr2.6(PO4)2, or a combination thereof.

US Pat. No. 10,011,264

CONTROL SYSTEM OF HYBRID ELECTRICAL VEHICLE AND CONTROL METHOD FOR THE SAME

BYD COMPANY LIMITED, She...

1. A control system for a hybrid electrical vehicle, comprising:a transmission device connected with wheels of the hybrid electrical vehicle;
an engine power subsystem connected with the transmission device;
a motor power subsystem connected with the transmission device; and
a control module configured to control the hybrid electrical vehicle to operate in a hybrid electrical-economical mode by controlling the engine power subsystem and the motor power subsystem and to control the hybrid electrical vehicle to operate in a first manner based on:
a current slope detected by the hybrid electrical vehicle being less than or equal to a minimum slope,
a current electric quantity of a power battery of the motor power subsystem being greater than or equal to a first electric quantity threshold, and
a maximum allowable discharge power of the power battery being greater than or equal to a first power threshold,
wherein based on the hybrid electrical vehicle operating in the first manner and a speed of the hybrid electrical vehicle being greater than or equal to a second speed threshold, the control module is configured to:
control an engine of the engine power subsystem to output a first torque with a predetermined torque upper limit curve, and control an electric motor of the motor power subsystem to complement the first torque based on a torque requirement of the hybrid electrical vehicle exceeding the predetermined torque upper limit curve of the engine;
control the engine to output a second torque with a predetermined torque lower limit curve, and control the electric motor to generate power based on the torque requirement of the hybrid electrical vehicle being below the predetermined torque lower limit curve of the engine; and
control the engine to output a third torque satisfying the torque requirement of the hybrid electrical vehicle and control the electric motor to generate power based on the torque requirement of the hybrid electrical vehicle exceeding the predetermined torque lower limit curve of the engine and being below the predetermined torque upper limit curve of the engine.

US Pat. No. 9,789,758

OPTIMIZED ARRANGEMENT OF FRONT COMPARTMENT OF A HYBRID VEHICLE

BYD COMPANY LIMITED, Pin...

1. A front cabin of a hybrid vehicle, comprising:
a sheet metal;
a front subframe; and
an engine, a motor, a motor controller, a transmission and a support assembly; and wherein:
the engine and the motor are connected to the transmission respectively;
the engine is disposed on the right side of the front cabin;
the transmission is disposed on the left side of the front cabin and defines a mounting space with the sheet metal on the
left side of the front cabin;

the motor is disposed on the left side of the front cabin and above the transmission and located within the rear side of the
mounting space and behind the motor controller; and

the motor controller is disposed on the left side of the front cabin and above the transmission and located within the front
side of the mounting space and in front of the motor.

US Pat. No. 10,194,547

ELECTRONIC PRODUCT METAL SHELL WITH AN ANTENNA GROOVE AND METHOD OF MANUFACTURING THE SAME

BYD Company Limited, She...

1. An electronic product metal shell comprising:a metal layer having a first surface and a second surface;
a hard anodic oxidation layer coated on the first surface and the second surface of the metal layer;
a step recess formed through the hard anodic oxidation layer on the first surface of the metal layer and partially into the metal layer;
an antenna groove disposed within the step recess and extending through the metal layer to expose an inner side of the hard anodic oxidation layer on the second surface of the metal layer; and
a non-conductive material filled in the antenna groove.

US Pat. No. 10,109,839

ELECTRODE TERMINAL, COVER ASSEMBLY AND BATTERY

BYD Company Limited, She...

1. An electrode terminal, the electrode terminal being a part of a cover assembly, comprising:a terminal pole portion including a first end and a second end opposite to the first end;
a sealing member including a central hole;
a pole cap portion integrally formed on the second end of the terminal pole portion and having a first surface facing the terminal portion; and
a buffering structure that protrudes from the first surface of the pole cap portion to be in contact with the sealing member and physically separates the first surface of the pole cap portion from the sealing member such that the first surface is spaced apart from the sealing member, the buffering structure being spaced apart from the terminal pole portion,
wherein the terminal pole portion penetrates through the sealing member such that the terminal pole portion is in contact with the sealing member.