US Pat. No. 9,363,592

LED LIGHTING DEVICE AND SPEAKER

ZHEJIANG SHENGHUI LIGHTIN...

1. An LED lighting device and speaker, comprising:
an LED lighting unit configured to emit light;
a speaker configured to play audio signals;
an outer casing configured to hold the LED lighting unit and speaker;
a sound guiding tube, running through the outer casing, configured to guide sound and dissipate heat; and
a power supply module configured to supply power to the LED lighting unit and speaker;
wherein:
the outer casing and the sound guiding tube are fully integrated into one piece;
the speaker is fixed to a center of a top surface of the outer casing; and
the speaker is located next to the sound guiding tube.

US Pat. No. 9,226,352

DRIVER CIRCUIT AND DRIVING METHOD FOR LED LIGHTING DEVICE

ZHEJIANG SHENGHUI LIGHTIN...

1. A driver circuit of an LED lighting device, comprising:
an AC power supply, a dimmer, a transformer, and a dimming control circuit, the dimming control circuit comprises:
a filtering unit, configured to filter a voltage signal from the transformer and to output the voltage signal after filtering;
a rectifying unit, configured to receive the voltage signal from the filtering unit and to rectify the voltage signal into
a DC signal to output;

a boost converter unit, configured to receive the DC signal from the rectifying unit to boost the DC signal to provide a boosted
voltage according to a required DC voltage;

a voltage feedback control circuit unit, configured to control the boosted voltage from the boost converter unit;
a buck converter unit, configured to convert the boosted voltage into a voltage and a current required by the LED lighting
device; and

a control-signal conversion unit, connected to the boost converter unit, the voltage feedback control circuit unit, and the
buck converter unit, respectively,

wherein an amount of the current of the LED lighting device is related to a dimming position of the dimmer and related to
a voltage corresponding to a point P1 of the dimming position, and

wherein the control-signal conversion unit is configured to automatically adjust an amount of a current required by the buck
converter unit, according to the voltage corresponding to the point P1 after being boosted by the boost converter unit.

US Pat. No. 9,320,121

LED LIGHTING APPARATUS, CONTROL SYSTEM, AND CONFIGURATION METHOD

ZHEJIANG SHENGHUI LIGHTIN...

1. An LED lighting apparatus, comprising:
a primary LED lighting device and
at least one secondary LED lighting device, wherein:
the primary LED lighting device includes a WiFi module and a Zigbee module;
the at least one secondary LED lighting device includes a Zigbee module;
the Zigbee modules from the primary LED lighting device and the at least one secondary LED lighting device form a Zigbee network;
the Zigbee modules in the Zigbee network are wirelessly connected;
the LED lighting apparatus does not include a separate Zigbee-containing gateway;
the primary LED lighting device and the at least one secondary LED lighting device are wirelessly connected by the Zigbee
modules from each of the primary LED lighting device and the at least one secondary LED lighting device;

the primary LED lighting device is the only device including the WiFi module;
the WiFi module communicates with the Zigbee module in the primary LED lighting device via a communication interface within
the primary LED lighting device;

a smart terminal controls lighting of the at least one secondary LED lighting device via the primary LED lighting device;
and

control instructions from the smart terminal are transmitted to the WiFi module of the primary LED lighting device, and are
further sent to one or more of the at least one secondary LED lighting devices in the Zigbee network from the primary LED
lighting device.

US Pat. No. 9,561,449

LED LIGHTING DEVICE AND WIRELESS SPEAKER

ZHEJIANG SHENGHUI LIGHTIN...

1. An LED lighting device with communication capabilities to connect with a smart terminal, comprising:
an LED power supply circuit configured to supply power to the LED lighting device;
an LED light source module configured to emit light, the LED light source module being connected to the LED power supply circuit;
a wireless communication module configured to receive and process audio signals and commands transmitted from a smart terminal,
and control the LED lighting device based on the commands received from the smart terminal, the wireless communication module
supporting DLNA protocols;

an audio power amplifier unit configured to receive processed audio signals from the wireless communication module; and
a speaker unit configured to play audio signals received from the audio power amplifier unit, the audio amplifier unit driving
the speaker unit based on the signals received from the wireless communication module;

wherein the LED light source module is further configured to change at least one of a light color and a light intensity according
to a rhythm and a volume of the audio signals played through the speaker unit based on a command from the smart terminal.

US Pat. No. 9,756,705

SYSTEMS AND METHODS FOR LIGHTING AND APPLIANCE CONTROL

ZHEJIANG SHENGHUI LIGHTIN...

1. An LED lighting device with lighting and appliance control capabilities, comprising:
an LED lighting unit configured to emit light;
an LED driving circuit configured to drive the LED lighting unit, the LED driving circuit being connected to the LED lighting
unit;

an infrared module configured to send infrared signals to an appliance; and
a Wi-Fi module configured to receive and send data, wherein the Wi-Fi module is connected to the infrared module, and the
Wi-Fi module sends received data to the infrared module;

wherein a first command received by the Wi-Fi module and a second LED lighting device includes a linking control of the appliance
within an infrared signal range of the infrared module and the second LED lighting device; and

when the Wi-Fi module receives a second command that requires an adjustment of the appliance, the infrared module sends the
infrared signals to the appliance to perform the adjustment, and the Wi-Fi module of the first LED lighting device sends a
Wi-Fi signal to the second LED lighting device for adjusting the emitted light from the second LED lighting unit based on
the linking control.

US Pat. No. 9,320,101

LED LIGHTING DEVICE AND LED CONTROL SYSTEM

ZHEJIANG SHENGHUI LIGHTIN...

1. An LED lighting device, comprising:
at least one LED light source assembly configured to provide lighting;
at least one LED power supply unit configured to drive the at least one LED light source assembly and to provide power to
the LED lighting device;

at least one controller unit;
at least one microphone module connected to the at least one controller unit; and
at least one wireless communication module connected to the at least one controller unit, wherein:
the at least one microphone module is configured to capture an audio signal and to send to the at least one controller unit
for processing, such that the at least one controller unit provides control data,

the at least one wireless communication module is configured to receive the control data from the at least one controller
unit and to send the control data to at least one of a smart terminal and a cloud server to control an operation of a smart
home appliance, and

the at least one LED light source assembly is further configured to receive the control data from the at least one controller
unit and to adjust the lighting according to the control data.

US Pat. No. 9,585,208

LED POWER CIRCUIT USING DISCRETE COMPONENTS AND CONFIGURATION METHOD

ZHEJIANG SHENGHUI LIGHTIN...

1. A power circuit for a light emitting diode (LED) lighting device using discrete components, comprising:
a filtering unit configured to filter an inputted alternating current;
a rectifying unit configured to convert the alternating current to a direct current;
a transformer connected to the rectifying unit;
a first switch including a gate electrode, a drain electrode and a source electrode; and
a second switch including a gate electrode, a drain electrode and a source electrode, wherein:
the first switch and the second switch are field effect transistors;
the gate electrode of the first switch is connected to the drain electrode of the second switch;
the drain electrode of the first switch is connected to the transformer;
the source electrode of the first switch is connected to the source electrode of the second switch through a detection resistor;
and

the gate electrode of the second switch is connected to the source electrode of the first switch through a thermistor.

US Pat. No. 9,554,089

SMART LED LIGHTING DEVICE AND REMOTE VIDEO CHAT SYSTEM THEREOF

ZHEJIANG SHENGHUI LIGHTIN...

1. A smart LED lighting device, comprising:
an LED light-emitting unit;
a power supply unit configured to drive the LED light-emitting unit and to provide power to the entire smart LED lighting
device;

an audio and video processing and controller unit;
a voice input unit configured to collect and obtain local audio information;
a video acquisition unit configured to collect and obtain local video information;
a wireless communication unit configured to receive remote audio and video information and to send out the local audio and
video information;

a projection unit, and
a voice broadcast unit;
wherein:
the wireless communication unit, the projection unit, the video acquisition unit, the voice input unit and the voice broadcast
unit are connected to the audio and video processing and controller unit respectively;

the audio and video processing and controller unit is configured to receive, parse and process the remote audio and video
information from the wireless communication unit, and to send the parsed and processed remote audio and video information
to the voice broadcast unit and the projection unit respectively;

the audio and video processing and controller unit is further configured to receive, parse, and process the local audio information
and the local video information from the voice input unit and the video acquisition unit respectively, and send out the parsed
and processed local audio and video information through the wireless communication unit;

the projection unit is configured to process the parsed and processed remote video information from the audio and video processing
and controller unit, to produce a video data in a projectable format, and to project the video data to a screen; and

the voice broadcast unit is configured to process and broadcast the parsed and processed remote audio information from the
audio and video processing and controller unit.

US Pat. No. 9,279,577

LED LIGHTING DEVICE AND METHOD FOR MAKING THE SAME

ZHEJIANG SHENGHUI LIGHTIN...

9. An LED lighting device comprising:
a power supply configured within a plastic base;
a metallic heat-dissipation lamp cup configured to cover the plastic base;
a cooling substrate configured on the metallic heat-dissipation lamp cup;
a printed circuit board (PCB) configured over the cooling substrate;
one or more LED light sources configured on the PCB, wherein the one or more LED light sources have a positive electrode and
a negative electrode that are on the PCB and are connected to the power supply; and

a plurality of screws configured to attach the PCB to the cooling substrate on the metallic heat-dissipation lamp cup, wherein
at least one screw of the plurality of screws includes:

a screw head electrically connected to one of the positive electrode and the negative electrode, and a screw body having a
direct electrical connection to the metallic heat-dissipation lamp cup, such that the at least one screw provides a bypass
discharge path between the one or more LED light sources and the metallic heat-dissipation lamp cup to release leakage current
and to protect the one or more LED light sources, and

a conductive circuit printed on the PCB to provide a direct electrical connection between the screw head and the one of the
positive electrode and the negative electrode.

US Pat. No. 9,279,686

SYSTEMS AND METHODS FOR INDOOR NAVIGATION CONTROL BY LED LIGHTING DEVICES

ZHEJIANG SHENGHUI LIGHTIN...

1. An indoor navigation control system containing LED lighting devices, comprising:
at least two LED lighting devices configured in an indoor environment, wherein each LED lighting device comprises a Wi-Fi
module and each LED lighting device is used as a wireless access node to receive a Wi-Fi signal and to transmit the received
Wi-Fi signal to an adjacent node corresponding to an adjacent LED lighting device such that nodes within a Wi-Fi signal coverage
area has an access to Internet or LAN (local area network); and

a location server configured to store location information of the Wi-Fi module of each LED lighting device with a unique MAC
address, wherein the at least two LED lighting devices and the location server are configured to communicate with a smart
terminal to calculate a position, a moving direction, and a moving speed of an object according to the location information
of each LED lighting device along with a moving time length of the object for an indoor navigation;

wherein:
each LED lighting device further includes a driving power supply;
in each LED lighting device, the Wi-Fi module is electrically connected to the driving power supply; and
the Wi-Fi module of each LED lighting device is configured to control the driving power supply to control a switching status,
brightness, and a color temperature of the LED lighting device according to a control command sent from the smart terminal.

US Pat. No. 9,101,030

LED LIGHTING DEVICE, SYSTEM, AND METHOD WITH AIR QUALITY DETECTION

ZHEJIANG SHENGHUI LIGHTIN...

1. An LED (light emitting diode) lighting device having an air quality detection function, comprising:
at least one air quality detection unit, configured to detect at least one air quality parameter;
at least one controller unit connected to the air quality detection unit to process data corresponding to the at least one
air quality parameter detected and collected by the at least one air quality detection unit;

at least one LED light source assembly controlled by the at least one controller unit, configured to function as a general
lighting source for a space, and further configured as an alarm unit for receiving the data corresponding to the at least
one air quality parameter from the at least one controller unit and for providing a flashing warning light when the detected
value of the air quality parameters exceeds a predetermined range;

at least one LED driver and power supply unit connected to the at least one LED light source assembly to drive the at least
one LED light source assembly, and to supply power to the entire LED lighting device;

a display unit connected to the at least one controller unit and configured to display in real-time an air quality factor
corresponding to the at least one air quality parameter and to display information including the air quality factor for users
to query back, wherein the display unit comprises an LCD, an OLED, or a combination thereof; and

a lamp body, wherein the at least one air quality detection unit, the at least one controller unit, the at least one LED light
source assembly, the at least one LED driver and power supply unit and the display unit are integrated together in the lamp
body.

US Pat. No. 9,313,575

MULTIFUNCTIONAL LED DEVICE AND MULTIFUNCTIONAL LED WIRELESS CONFERENCE SYSTEM

ZHEJIANG SHENGHUI LIGHTIN...

1. A multifunctional Light-Emitting Diode (LED) device for communicating with a smart terminal, comprising:
at least one controller unit, at least one audio power amplifier unit, at least one speaker unit, at least one microphone
module, at least one wireless transceiver module, and at least one LED light source assembly, wherein:

the at least one wireless transceiver module is configured to receive an audio signal and a control signal sent from the smart
terminal, wherein the at least one wireless transceiver module is configured to send the audio signal and the control signal
to the at least one controller unit for data processing and lighting control; and to simultaneously transmit the audio signal
and the control signal to at least a second LED device other than the multifunctional LED device;

the at least one controller unit is configured to perform the data processing of the audio signal or to perform the lighting
control corresponding to the control signal;

the at least one audio power amplifier unit is configured to receive the audio signal processed by the at least one controller
unit and to drive the at least one speaker unit to make a sound;

the at least one microphone module is connected to the at least one controller unit to collect ambient sound to send to the
at least one controller unit for data processing, and the at least one wireless transceiver module is configured to transmit
the audio signal collected by the at least one microphone module and processed by the at least one controller unit to the
smart terminal; and

the at least one LED light source assembly is configured to provide lighting, and to receive the control signal transmitted
from the at least one wireless transceiver module and to correspondingly control the lighting.

US Pat. No. 9,805,575

SMART LED LIGHTING SYSTEM AND MONITORING METHOD THEREOF

ZHEJIANG SHENGHUI LIGHTIN...

1. A smart LED lighting system, comprising:
at least one smart LED lighting device; and
at least one smart terminal configured to communicate with the at least one smart LED lighting device, the at least one smart
LED lighting device comprising:

a microphone module, a voice recognition module, and a wireless communication module sequentially connected in series,
wherein the microphone module is configured to collect audio signals from surroundings and to transmit the audio signals to
the voice recognition module such that the voice recognition module sends the audio signals to the smart terminal via the
wireless communication module directly, or the voice recognition module voice-recognizes the audio signals according to an
internal audio recognition software program to generate a notification message, and then the voice recognition module sends
the notification message to the at least one smart terminal via the wireless communication module.

US Pat. No. 9,438,976

MULTIFUNCTIONAL WIRELESS LED DEVICE AND A MULTIFUNCTIONAL WIRELESS SPEAKER SYSTEM

ZHEJIANG SHENGHUI LIGHTIN...

1. A multifunctional LED lighting device, comprising:
an LED power supply unit configured to supply power to an LED lighting unit and drive the multifunctional LED device;
a wireless transceiver configured to receive and send audio signals and control signals from and to a smart terminal;
a control unit configured to receive from and send signals to the wireless transceiver, to process audio signals and control
signals, and to control other components of the multifunctional LED device;

a speaker configured to play audio signals;
an audio power amplifier configured to receive processed audio signals from the control unit and to drive the speaker; and
an LED lighting unit configured to emit light according to control signals received from the control unit and provide an indoor
lighting;

wherein the control unit is further configured to control the LED lighting unit to brighten or dim the indoor lighting according
to a control signal.

US Pat. No. 9,807,506

METHOD AND SYSTEM FOR AUDIO BROADCAST USING LIGHTING DEVICES

ZHEJIANG SHENGHUI LIGHTIN...

1. An audio broadcast system, comprising:
a primary lighting device including a Bluetooth module and an audio broadcast module; and
one or more secondary lighting devices each including a Bluetooth module and an audio broadcast module, wherein:
the primary lighting device and the one or more secondary lighting devices are connected to form a wireless transmitting linking
path through the Bluetooth modules of the primary lighting device and the one or more secondary lighting devices;

the Bluetooth module of the primary lighting device is configured to receive a first audio data from an external device, and
to send the first audio data to the one or more secondary lighting devices;

the Bluetooth module of at least one secondary lighting device is configured to receive the first audio data from the primary
lighting device or from a different secondary lighting device that are connected to the at least one secondary lighting device;
and

the audio broadcast modules of the primary lighting device and the one or more secondary lighting devices are configured to
broadcast the first audio data;

wherein:
the Bluetooth module of any one lighting device from the primary lighting device and the one or more secondary lighting devices
is further configured: to receive a second audio data from an external device; and to send the second audio data to the audio
broadcast module in at least one of the any one lighting device, the primary lighting device, and the one or more secondary
lighting devices; and

the audio broadcast modules of the primary lighting device and the one or more secondary lighting device are configured to
stop playing the first audio data and start playing the second audio data when receiving the second audio data.

US Pat. No. 9,699,850

POWER CIRCUIT AND RELATED METHOD FOR LED LIGHTING DEVICE

ZHEJIANG SHENGHUI LIGHTIN...

1. A power circuit for a light emitting diode (LED) lighting device including an alternative current (AC) power supply, a
dimmer and a control circuit, wherein the control circuit includes:
a filtering unit configured to filter a voltage signal coming from the dimmer and output a filtered voltage signal;
a rectifying unit configured to:
receive the signal outputted from the filtering unit;
rectify the signal to a direct current signal; and
output the direct current signal;
a transformer unit, including a primary coil and a secondary coil, connected to the rectifying unit;
a dimmer phase detection unit configured to:
sample a rectified voltage signal;
convert the sampled voltage signal to a low voltage pulse signal; and
output the converted low voltage pulse signal; and
a flyback conversion unit configured to:
receive the pulse signal outputted by the dimmer phase detection unit; and
based on the pulse signal, adjust a current flowed through the transformer unit and a first transistor to control the output
current of the LED lighting device;

wherein the control circuit further includes:
a dimmer phase conversion rate detection unit configured to: detect a voltage; compare the detected voltage with a reference
voltage; and output a pulse signal to a color control unit;

the color control unit configured to, based on duty cycle change of the pulse signal within a certain period of time, control
a second transistor and a third transistor to be turned on and turned off, such that controlling a color status of the LED
lighting device; and at least two transistors including the second transistor and the third transistor corresponding to different
rows of LED lighting devices of different colors.

US Pat. No. 9,826,584

POWER CIRCUIT AND DIMING CONTROL METHOD FOR LED LIGHTING DEVICE

ZHEJIANG SHENGHUI LIGHTIN...

1. A power circuit for a light emitting diode (LED) lighting device including an alternative current (AC) power supply, a
dimmer, a transformer and a dimming control circuit, wherein the dimming control circuit includes:
a filtering unit configured to filter a voltage signal outputted from the transformer and output the filtered voltage signal;
a rectifying unit configured to:
receive the signal outputted from the filtering unit;
rectify the signal to a direct current (DC) signal; and
output the DC signal;
a boost converter unit configured to receive the DC signal outputted from the rectifying unit and boost the received DC voltage
to a needed DC voltage;

a voltage feedback control circuit unit configured to control the DC voltage boosted by the boost converter unit;
a buck converter unit configured to convert the DC voltage boosted by the boost converter unit to the voltage and current
needed by the LED lighting device; and

a digital control unit, which is respectively connected to the boost converter unit, the voltage feedback control circuit
unit and the buck converter unit, configured to automatically adjust current strength needed by the buck converter unit based
on the voltage at a certain point boosted by the boost converter unit and the voltage ripple, such that input power and output
power are dynamically balanced and light flicker does not appear.

US Pat. No. 9,791,483

ELECTRICAL CIRCUIT AND A METHOD FOR MEASURING THE POWER CONSUMPTION OF AN LED LIGHTING DEVICE

ZHEJIANG SHENGHUI LIGHTIN...

1. An electrical circuit for measuring power consumption of an LED lighting device in real time, comprising: an LED power
supply unit configured to supply power and drive the LED lighting device; an LED light source configured to emit light; an
input voltage sampling unit configured to read real time input voltage data; an output voltage sampling unit configured to
read real time output voltage data; an output current sampling unit configured to read real time output current data; an controlling
unit, connected to the LED light source via both the output voltage sampling unit and output current sampling unit, and configured
to calculate a real time power consumption of the LED lighting device, by using wherein: the real time output current data
and the real time output voltage data provide a real time output power, and by referring to previously stored voltage-efficiency
curves of the LED lighting device includes a relationship between an efficiency, defined by an output power over an input
power, versus the output power, a real time input power is obtained based on the real time output power and the previously
stored voltage-efficiency curves, and the real time power consumption is obtained from a time integration of the real time
input power; a display unit configured to, during a light adjustment process of the LED lighting device, display the real
time power consumption of the LED lighting device based on the calculation of the controlling unit, so as to facilitate a
user to determine a corresponding action to the LED lighting device if the real time power consumption of the LED lighting
device exceeds a threshold value; and a RF unit configured to receive data and send the received data to remote terminals.

US Pat. No. 9,848,265

LED LIGHTING DEVICE AND SPEAKER

ZHEJIANG SHENGHUI LIGHTIN...

1. A multifunctional LED lighting device, comprising:
an LED power supply unit configured to supply power to an LED lighting unit and drive the multifunctional LED lighting device;
a first wireless transceiver configured to receive and send audio signals and control signals from and to a smart terminal;
a control unit configured to receive from and send signals to the wireless transceiver, to process audio signals and control
signals, and to control other components of the multifunctional LED lighting device;

a speaker configured to play audio signals;
an audio power amplifier configured to receive processed audio signals from the control unit and to drive the speaker;
an LED lighting unit configured to emit light according to control signals received from the control unit;
an outer casing configured to hold the LED lighting unit and the speaker; and
a sound guiding tube, running through the outer casing, configured to guide sound and dissipate heat;
wherein the outer casing and the sound guiding tube are fully integrated into one piece, and the speaker is located next to
the sound guiding tube.

US Pat. No. 9,846,821

FAST OBJECT DETECTION METHOD BASED ON DEFORMABLE PART MODEL (DPM)

ZHEJIANG SHENGHUI LIGHTIN...

1. A fast object detection method based on a deformable part model (DPM) implemented by an object detection system, comprising:
importing a trained classifier for object detection;
receiving an image frame from a plurality of image frames in a video captured by a camera;
identifying candidate regions in the image frame that may contain at least one object via objectness measure based on Binarized
Normed Gradients (BING), the candidate regions being a subpart of the received image frame, wherein the objectness measure
quantifies how likely it is for a region in the image frame to contain an object as opposed to backgrounds;

calculating Histogram of Oriented Gradients (HOG) feature pyramid of the image frame;
performing DPM detection for the identified candidate regions that may contain the at least one object based on the calculated
HOG feature pyramid;

labeling the at least one detected object using at least one rectangle box via non-maximum suppression (NMS);
processing a next frame from the plurality of frames in the captured video until the video ends; and
outputting object detection results,
wherein:
the fast object detection method is integrated with a LED lighting device;
a model for an object with n parts is formally defined by (n+2)-tuple (F0, P1 , . . . , Pn, b), wherein F0 is a root filter,
Pi is a model for a i-th part and b is a real-valued bias term, n being an integer; and

provided that a location of each filter in a feature pyramid is (p0 , . . . , pn), and pi=(xi, yi, li) specifies a level and
position of the i-th filter, a score of a window is defined by:


wherein:
Fi? denotes the i-th filter, H denotes HOG feature, di is a four-dimensional vector specifying coefficients of a quadratic
function defining a deformation cost for each possible placement of the i-th part relative to its anchor position;

(dxi,dyi)=(xi,yi)?(2(x0,y0)+vi)

gives a displacement of the i-th part relative to its anchor position;
and
?d(dx,dy)=(dx,dy,dx2,dy2)

are deformation features.

US Pat. No. 9,930,746

SILICON-CONTROLLED RECTIFIER CURRENT-PROTECTION CIRCUIT, RELATED OPERATING METHOD, AND DIMMING CIRCUIT AND LIGHTING DEVICE CONTAINING THE SAME

ZHEJIANG SHENGHUI LIGHTIN...

1. A silicon-controlled rectifier (SCR) current-protection circuit, comprising an SCR detection circuit and a protection circuit, a first terminal of the SCR detection circuit being connected to a current sampling point on an output terminal of an SCR device, a second terminal of the SCR detection circuit being connected to a power conversion circuit, a third terminal of the SCR detection circuit being connected to a first terminal of the protection circuit, and a second terminal of the protection circuit being connected to the power conversion circuit, wherein:the SCR detection circuit includes a current-voltage conversion circuit and a voltage-peak processing circuit, a first terminal of the current-voltage conversion circuit is regarded as the first terminal of the SCR detection circuit, a second terminal of the current-voltage conversion circuit is regarded as the second terminal of the SCR detection circuit, a third terminal of the current-voltage conversion circuit is connected to a first terminal of the voltage-peak processing circuit, and a second terminal of the voltage-peak processing circuit is regarded as the third terminal of the SCR detection circuit;
when the SCR device is connected to the SCR current-protection circuit, the SCR detection circuit is configured to detect a current flowing through the current sampling point, the current-voltage conversion circuit of the SCR detection circuit is configured to convert the current to a voltage and output the voltage to the voltage-peak processing circuit, and the voltage-peak processing circuit is configured to perform a process on the voltage to generate a peak voltage and output the peak voltage to the protection circuit; and
the protection circuit is configured to control on and off states of the power conversion circuit based on the peak voltage.

US Pat. No. 9,898,827

HIGH-SPEED AUTOMATIC MULTI-OBJECT TRACKING METHOD AND SYSTEM WITH KERNELIZED CORRELATION FILTERS

ZHEJIANG SHENGHUI LIGHTIN...

1. A high-speed automatic multi-object tracking method with kernelized correlation filters implemented by an object tracking
system, comprising:
obtaining an image frame from a plurality of image frames in a video;
extracting a foreground object sequence from the obtained image frame;
determining similarity between each foreground object of the extracted foreground object sequence and a tracked object;
calculating Histogram of Oriented Gradients (HOG) features of the foreground objects with a lower similarity;
obtaining training samples for each of the foreground objects with the lower similarity using a circular matrix;
training a classifier via a kernel method accelerated by faster Fourier transform in the west (FFTW);
obtaining tracking points using a sparse optical flow;
detecting object matching responses using a detection response function, wherein a location with a maximum response is a new
location of the object;

performing multi-scale analysis for the object based on an optical flow method; and
processing a next image frame of the plurality of image frames in the video until the video ends.

US Pat. No. 9,894,737

LIGHTING CONTROL SYSTEM AND METHOD

ZHEJIANG SHENGHUI LIGHTIN...

1. A lighting control system, comprising:
a primary lighting device including a wireless module;
a plurality of secondary lighting devices; and
a power line communication (PLC) control apparatus having a microprocessor, a power line carrier chip and a power line coupling
circuit, wherein the PLC control apparatus is connected with the primary lighting device and the plurality of secondary lighting
devices through power lines, respectively;

wherein:
the primary lighting device is configured to receive and process a control signal through at least one of power lines and
the wireless module, and send the control signal to the PLC control apparatus after the control signal is processed, and

the microprocessor of the PLC control apparatus, coupled to the power line carrier chip and the power line coupling circuit,
is configured to:

send the processed control signal received from the primary lighting device to the plurality of secondary lighting devices
through the power lines,

receive a second control signal directly from Internet,
centralize and process the second control signal, and
send the processed second control signal to the primary lighting device and the plurality of secondary lighting devices through
the power lines.

US Pat. No. 9,955,369

NETWORK SELF-HEALING METHOD AND SYSTEM USING LIGHTING DEVICES

ZHEJIANG SHENGHUI LIGHTIN...

1. A network self-healing method using lighting devices, comprising:providing a plurality of lighting devices, each lighting device including a WI-FI module with a wireless access point (AP) function, wherein the plurality of lighting devices is wirelessly connected to a wireless router;
scanning, by each of the plurality of lighting devices, a service set identifier (SSID) of the wireless router to confirm that the wireless router is not able to be connected to and to switch to a self-healing networking mode;
activating the wireless AP function of each of the plurality of lighting devices, selecting one lighting device from the plurality of lighting devices according to a self-healing networking rule associated with the plurality of lighting devices, and using the selected lighting device as a first lighting device router;
indicating that the selected lighting device is the first lighting device router by changing a lighting setting of the selected lighting device; and
deactivating the wireless AP function of each of other non-selected lighting devices remaining in the plurality of lighting devices, and wirelessly connecting the other non-selected lighting devices to the first lighting device router respectively.

US Pat. No. 10,117,169

METHOD AND SYSTEM FOR AUTOMATICALLY ADAPTING TO WI-FI NETWORK WITH HIDDEN SSID

ZHEJIANG SHENGHUI LIGHTIN...

1. A method for automatically adapting to a Wireless Fidelity (Wi-Fi) network with hidden Service Set Identifier (SSID), comprising:hiding, a wireless access point (AP), an SSID of the wireless AP;
receiving, by the wireless AP, a probe request frame containing request information for automatically adapting to a Wi-Fi network of the wireless AP within coverage of the wireless AP, the request information for automatically adapting to the Wi-Fi network including: an identifier for automatically adapting to the Wi-Fi network, a demand service identifier, a type and model of at least one Wi-Fi terminal, and functions provided by the at least one Wi-Fi terminal;
determining, by the wireless AP, whether the probe request frame contains the request information for automatically adapting to the Wi-Fi network of the wireless AP;
when the probe request frame contains the request information for automatically adapting to the Wi-Fi network of the wireless AP, sending, by the wireless AP, a probe response frame corresponding to the probe request frame;
receiving, by the wireless AP, a connection request sent by the at least one Wi-Fi terminal; and
connecting the at least one Wi-Fi terminal to the Wi-Fi network.

US Pat. No. 9,967,667

METHOD AND SYSTEM FOR AUDIO BROADCAST USING LIGHTING DEVICES

ZHEJIANG SHENGHUI LIGHTIN...

1. An audio broadcast system, comprising:a primary device including a primary wireless communication module and an audio broadcast module; and
one or more secondary devices each including a secondary wireless communication module and an audio broadcast module, wherein:
the primary device and the one or more secondary devices are connected to form a wireless transmitting linking path through the primary wireless communication module of the primary device and one or more secondary wireless communication modules of the one or more secondary devices;
the primary device is configured to receive a first audio data from an external device, and to send the first audio data to the one or more secondary devices by using the primary wireless communication module;
the secondary wireless communication module of each of the one or more secondary devices is configured to receive the first audio data from the primary device or from a different connecting secondary device;
the audio broadcast modules of the primary device and the one or more secondary devices are configured to broadcast the first audio data;
one of the primary wireless communication module and the secondary wireless communication module is configured to: receive a second audio data from the external device; and to send the second audio data to the audio broadcast modules of the primary device and the one or more secondary devices; and
the audio broadcast modules that receive the second audio data are configured to stop playing the first audio data and start playing the second audio data when receiving the second audio data.

US Pat. No. 9,978,499

METHODS FOR MANUFACTURING INTEGRATED MAGNETIC COMPONENTS AND LED POWER SUPPLY

ZHEJIANG SHENGHUI LIGHTIN...

1. A method for manufacturing an integrated magnetic component on a PCB for an LED power supply circuit, comprising:cutting a material of a PCB baseboard into a size of the integrated magnetic component;
generating iron or cobalt-based soft magnetic thin films using a soft magnetic thin film deposition method or a melt spinning method;
coating the soft magnetic thin films on the inner layer of the PCB baseboard to form a magnetic core;
formulating a pattern on the magnetic core, using either a dry etching or a wet etching method;
after formulating the pattern on the magnetic core, compressing multiple layers of the PCB baseboard;
drilling holes on the PCB baseboard to connect different layers;
inter-connecting an inner and outer PCB baseboard layer;
depositing a layer of copper on an inner side of the holes; and
plating and etching the PCB.

US Pat. No. 10,041,665

HIGHLY EFFICIENT HEAT-DISSIPATING LIGHT-EMITTING DIODE LIGHTING DEVICE

ZHEJIANG SHENGHUI LIGHTIN...

1. A light-emitting diode (LED) lighting device, comprising: a lamp base, a glass shell, a heat-dissipating cup, a driving power source, an LED light source module, and an optical portion, wherein:the LED light source module, the heat-dissipating cup, and the driving power source are arranged from top to bottom inside the glass shell, a top portion of the glass shell being connected to the optical portion and a bottom portion of the glass shell being connected to the lamp base;
the heat-dissipating cup includes a planar bottom and a sidewall to form a cup shape that faces upwardly, and an outer surface of the sidewall of the heat-dissipating cup forms a contact with an inner portion of the glass shell;
the LED light source module is fixed onto the heat-dissipating cup, a bottom of the LED light source module being in contact with a top surface of the planar bottom of the heat-dissipating cup; and
the driving power source is positioned under the heat-dissipating cup and a space is formed between the driving power source and the heat-dissipating cup.

US Pat. No. 9,990,175

LIGHTING DEVICE AND VOICE BROADCASTING SYSTEM AND METHOD THEREOF

ZHEJIANG SHENGHUI LIGHTIN...

1. A lighting device, comprising:a light-emitting diode configured to emit light;
a power supply configured to drive the light-emitting diode and to provide power to the lighting device;
a wireless communication circuit configured to establish wireless connections to the Internet;
a microphone configured to receive voice information from a user;
a memory configured to store audio contents;
a processor configured to receive the voice information from the microphone, to recognize and determine whether the voice information is a voice command; and
a speaker configured to select and play an audio content according to the voice command;
wherein the processor is further configured to adjust at least one of a brightness or a color temperature of the light emitted by the light-emitting diode based on information associated with the audio content being played by the speaker,
the processor is respectively connected to the light-emitting diode, the power supply, the wireless communication circuit the microphone, the memory, and the speaker; and
the processor is further configured to, after determining the voice command, send control instructions to at least one of the wireless communication circuit, the memory, the speaker, or the light-emitting diode according to the voice command,
wherein the audio content played by the speaker is a story; and
the processor is further configured to adjust at least one of the brightness or the color temperature of the light emitted by the light-emitting diode based on the information associated with the story.

US Pat. No. 10,257,915

TIME-DELAY LIGHTING CIRCUIT AND DEVICE THEREOF

ZHEJIANG SHENGHUI LIGHTIN...

1. A time-delay lighting circuit for controlling a light emitting component, an input end of the time-delay lighting circuit being connected to an external power source via a control switch, comprising:a first voltage-current conversion circuit configured to convert a first inputted current to a current satisfying working conditions of the light emitting component;
an energy storage and discharge device configured to provide power to the light emitting component when the control switch is switched off to disconnect the external power source from the time-delay lighting circuit;
a charging controller configured to charge the energy storage and discharge device when the control switch is switched on to connect the external power source to the time-delay lighting circuit; and
a switch status detection circuit configured to detect an on/off status of the control switch, and when the control switch is detected to be switched off, control the energy storage and discharge device to provide power to the light emitting component;
wherein:
an input end of the first voltage-current conversion circuit is connected to the external power source via the control switch, and an output end of the first voltage-current conversion circuit is connected to the light emitting component;
the switch status detection circuit is connected to the first voltage-current conversion circuit and the energy storage and discharge device, respectively; and
the charging controller is connected to the external power source and the energy storage and discharge device, respectively.

US Pat. No. 10,257,913

LIGHTING CONTROL METHOD, LIGHTING APPARATUS, AND SYSTEM

ZHEJIANG SHENGHUI LIGHTIN...

1. A lighting control method, comprising:detecting a connection status of a wireless network component of a lighting apparatus;
controlling a working status of an illumination component of the lighting apparatus based on the connection status;
in response to receiving a connection request from a terminal, implementing a terminal authentication of the terminal;
if the terminal authentication is successful, allowing the terminal to connect to the wireless network component, otherwise refusing the terminal to connect to the wireless network component;
configuring authentication information for the lighting apparatus before implementing the terminal authentication, wherein the connection request comprises authentication request information;
determining whether the authentication request information is consistent with the authentication information; and
if the authentication request information is consistent with the authentication information, determining that the terminal authentication is successful, otherwise, determining that the terminal authentication has failed.

US Pat. No. 10,114,080

LED LIGHTING DEVICE AND A METHOD TO VERIFY ITS LIFESPAN

ZHEJIANG SHENGHUI LIGHTIN...

1. An LED lighting device, comprising:an LED module configured to emit light;
an LED driver configured to supply power and drive the LED module;
a micro controller unit (MCU) module that is connected to the LED driver and configured to measure an operation time of the LED lighting device;
a display module that is connected to the MCU module and configured to receive the operation time sent from the MCU module and display the operation time; and
a power supply module configured to supply power to the MCU module and the display module, wherein:
the MCU module is further configured to:
detect an output voltage of the LED driver,
determine whether the LED driver is working by comparing the detected output voltage with a threshold voltage,
determine that the LED driver is working when the detected output voltage is greater than the threshold voltage,
trigger an embedded timer to start accumulating the operation time when the LED driver is determined to be working, and
stop accumulating the operation time when the LED driver is determined to be not working.

US Pat. No. 10,194,332

LED ILLUMINATING APPARATUS, AND RELATED SIGNAL AMPLIFYING SYSTEM

ZHEJIANG SHENGHUI LIGHTIN...

1. A Light Emitting Diode (LED) illuminating apparatus, comprising:a first antenna, a second antenna, a signal amplifier device, an LED light, and an LED driving power supply, wherein:
the LED driving power supply is connected with the signal amplifier device and the LED light to drive the LED light to emit light and to provide power to the signal amplifier device;
the signal amplifier device comprises a first duplexer, a second duplexer, a downlink, and an uplink, wherein:
the downlink includes a first power controller, a first low-noise amplifier, a first filter, a first signal amplifier, a first coupler, and a first isolator that are connected in series,
an input terminal of the first low-noise amplifier is connected with an output terminal of the first duplexer,
an output terminal of the first isolator is connected with an input terminal of the second duplexer,
a power comparator input port of the first power controller is connected with a coupling port of the first coupler, and
a power comparator output port of the first power controller is connected with a power control port of the first signal amplifier;
the first duplexer is connected with the first antenna and an output terminal of the uplink, and the second duplexer is connected with the second antenna and an input terminal of the uplink;
the first antenna receives a base station signal, and transmits the base station signal to the signal amplifier device;
the signal amplifier device amplifies the base station signal, and transmits the amplified base station signal to the second antenna;
the second antenna transmits the amplified base station signal to a terminal;
the second antenna receives a terminal signal, and transmits the terminal signal to the signal amplifier device;
the signal amplifier device amplifies the terminal signal, and transmits the amplified terminal signal to the first antenna; and
the first antenna transmits the amplified terminal signal to a base station.

US Pat. No. 10,270,286

LED SMART CONTROL CIRCUIT AND LED LIGHTING DEVICE CONTAINING THE SAME

ZHEJIANG SHENGHUI LIGHTIN...

1. A light-emitting diode (LED) smart control circuit to control LED light source components to emit light, comprising:a microprocessor, a bridge rectifier, a transformer, a power grid detector, a voltage detector, a battery charging controller, a first sampling circuit, a second sampling circuit, a constant current controller, and an external rechargeable battery, wherein:
the microprocessor is connected to each of a voltage-dividing point of the first sampling circuit, a control terminal of the battery charging controller, an output terminal of the voltage detector, and an output terminal of the power grid detector;
a power supply input terminal of the battery charging controller is connected to an output terminal of the transformer, and an output terminal of the battery charging controller is connected to a first terminal of the first sampling circuit at a first connection point, the first connection point connecting with the external rechargeable battery;
an input terminal of the voltage detector is connected to each of a voltage-dividing point of the second sampling circuit, a first terminal of the second sampling circuit is connected to an anode of the bridge rectifier, and a second terminal of the second sampling circuit is connected to a cathode of the bridge rectifier;
the power grid detector is connected to the input terminal of the LED smart control circuit; and
an input terminal of the constant current controller is connected to an output terminal of the transformer, the output terminal and a current detection terminal of the constant current controller being connected to the LED light source components;
wherein:
the first sampling circuit is configured to sample a voltage of the external rechargeable battery, and the microprocessor is configured to determine when the external rechargeable battery is fully charged based on the voltage of the external rechargeable battery, wherein when the microprocessor determines the external rechargeable battery is not fully charged, the microprocessor controls the battery charging controller to charge the external rechargeable battery; and
the second sampling circuit is configured to sample a first signal rectified by the bridge rectifier, the voltage detector is configured to process the first signal to obtain a second signal, and the microprocessor is configured to determine when a voltage is inputted into the LED smart control circuit based on the second signal when the control switch is closed, wherein when the microprocessor determines a voltage is inputted into the LED smart control circuit, the microprocessor controls an external power supply to provide power for the LED light source components, and when the microprocessor determines no voltage is inputted into the LED smart control circuit, the microprocessor confirms the LED smart control circuit is connected to the external power supply through an impedance change signal detected by the power grid detector and controls the external rechargeable battery to provide power for the LED light source components;
the first sampling circuit includes a first resistor and a second resistor connected in series, a first terminal of the first resistor being connected to the output terminal of the battery charging controller, a second terminal of the first resistor being connected to the a terminal of the second resistor at a second connection point, another terminal of the second resistor being grounded, and the second connection point and a voltage-dividing point of the first sampling circuit being a same point;
the second sampling circuit includes a third resistor and a fourth resistor connected in series, a first terminal of the third resistor being connected to the anode of the bridge rectifier, a second terminal of the third resistor being connected to a first terminal of the fourth resistor at a third connection point, another terminal of the fourth resistor being connected to the cathode of the bridge rectifier before being grounded, the third connection point and a voltage-dividing point of the second sampling circuit being a same point, and the first terminal of the second sampling circuit and the first terminal of the third resistor being a same terminal.

US Pat. No. 10,271,395

SMART LED LIGHTING DEVICE AND SYSTEM THEREOF

ZHEJIANG SHENGHUI LIGHTIN...

1. A smart LED lighting device, comprising:an LED light-emitting unit;
an LED power supply unit configured to drive the LED light-emitting unit and to provide power supply to the entire smart LED lighting device;
a wireless unit configured to receive and transmit video data;
a processor unit configured to analyze and process the video data, to produce video data in a projectable format; and
a lens unit configured to receive and project the produced video data onto a screen;
wherein: the wireless communication unit, the processor unit, and the lens unit are connected sequentially within the smart LED lighting device,
and wherein:
the wireless communication unit is a WIFI unit, a Bluetooth unit or a radio frequency (RF) unit;
when the wireless communication unit is an RF unit, the wireless communication unit is configured to adopt 2.4G or 5G WI-FI technologies, or to adopt 2.5G, 3G or 4G mobile wireless communication technologies;
the LED light-emitting unit, the wireless unit, the processor unit that processes the video data, and the lens unit that projects the video data are all powered by the same single LED power supply unit of the smart LED lighting device;
the processor unit includes a video processing and controller unit and a projection unit;
the video processing and controller unit is configured to receive, analyze and process the video data transmitted from the wireless communication unit, and to send the processed video data to the projection unit; and
the projection unit is configured to convert the processed video data from the video processing and controller unit, and to produce video data in a projectable format.

US Pat. No. 10,290,045

SYSTEM AND METHOD FOR INDOOR NAVIGATION AND INFORMATION PUSH USING LED LIGHTING DEVICES

ZHEJIANG SHENGHUI LIGHTIN...

1. An indoor navigation and information push system using LED lighting devices, comprising:LED lighting devices, each with a built-in Wi-Fi module and an LED lamp configured to provide lighting to an indoor space, wherein a quantity of the LED lighting devices is at least three;
an information storage and navigation server configured to: wirelessly communicate with the LED lighting devices, store physical locations of the LED lighting devices under unique media access control (MAC) addresses, obtain a floor plan of the indoor space, store and transmit promotion data and product information to the LED lighting devices; wherein the information storage and navigation server and the LED lighting devices form an indoor wireless network; and
a user terminal configured to wirelessly communicate with the LED lighting devices in the indoor wireless network and to send a service request to or receive data from the LED lighting devices,
wherein the information storage and navigation server is further configured to:
deliver the floor plan to the user terminal through the LED lighting devices;
provide indoor positioning and navigation services to the user terminal according to the locations of the LED lighting devices;
receive a search request for searching a target product from the user terminal;
send a navigation route to the target product to the user terminal, wherein the user terminal is configured to display the navigation route on the floor plan;
when the user terminal is moving towards the target product, determine a location and a moving direction of the user terminal in real time, and push, to the user terminal, a notification about an item located along the moving direction of the user terminal; and
detect that the user terminal is moving towards the target product based on the navigation route; in response to detecting that the user terminal is moving towards the target product based on the navigation route, determine an access permission level of the user terminal, the permission level being a first access permission level or a second access permission level; provide the user terminal with access to a first data corresponding to products in a first group along the navigation route on the floor plan in response to determining that the user terminal has the first access permission level, and provide the user terminal with access to both the first data corresponding to the products in the first group and a second data corresponding to products in a second group along the navigation route on the floor plan in response to determining that the user terminal has the second access permission level.

US Pat. No. 10,433,403

METHOD FOR REPORTING BRIGHTNESS-ADJUSTING DATA, LIGHTING DEVICE, AND GATEWAY

ZHEJIANG SHENGHUI LIGHTIN...

1. A method for reporting brightness-adjusting data from a lighting device that includes a control module and a communication module, comprising:receiving a brightness-adjusting command from a terminal device, the brightness-adjusting command containing brightness-adjusting data having a desired brightness value;
adjusting, through the control module of the lighting device, a brightness value to the desired brightness value according to the brightness-adjusting command;
reporting, through the communication module of the lighting device, the brightness-adjusting data and a serial number corresponding to the brightness-adjusting data to a gateway, wherein: the gateway includes a processor and a communication module, and the serial number increases in accordance with a sequence the brightness-adjusting data are reported to the gateway;
determining, through the processor of the gateway, whether the serial number is greater than a latest serial number stored in the gateway;
when the serial number is greater than the latest serial number:
reporting, through the communication module of the gateway, the brightness-adjusting data to a server;
updating, through the server, a brightness-adjusting result according to the brightness-adjusting data; and
updating, through the processor of the gateway, the latest serial number with the serial number; and
when the serial number is smaller than the latest serial number, discarding, through the processor of the gateway, the brightness-adjusting data so as to maintain previous brightness-adjusting data in the server.

US Pat. No. 10,393,321

LED LIGHT BULB

ZHEJIANG SHENGHUI LIGHTIN...

1. An LED light bulb, comprising:at least one LED light source including a first LED strip and a second LED strip, each of the first LED strip and the second LED strip having a plurality of LED chips;
a driver arranged in an electrical connection with the LED light source to drive and control the LED light source to emit light;
a base electrically connecting the driver to an outside power source;
a heat sink provided to dissipate heat generated by the LED light source, comprising a supporting portion to support the LED light source; and
a housing coupled to the base to accommodate the LEI) light source, the heat sink and the driver to integrate as the claimed LED light bulb, wherein:
the first LED strip includes a first middle portion and first wings folded and positioned at two sides of the first middle portion, and the plurality of LED chips are placed on the first wings,
the second LED strip includes a second middle portion and second wings folded and positioned at two sides of the second middle portion, and the plurality of LED chips are placed on the second wings, and
the first LED strip and the second LED strip are stacked and electrically connected at the first and second middle portions.