US Pat. No. 10,397,048

NETWORK SYSTEM FOR RETRIEVAL OF CONFIGURATION RELATED DATA

1. A network system capable of separating a retrieval of configuration related data for a user-specific service and an identification of a corresponding user, the network system comprising:a lookup unit;
a clearing unit having a storage device;
a provider unit; and
a client unit being adapted for transmitting user-related data to the lookup unit, the user-related data being based on user-specific data, the user-specific data being associated with a user and unambiguously identifying the user, and the user-related data allowing for unambiguous identification of the user-specific data, and the user-related data being a first fingerprint of the user-specific data;
the lookup unit being further adapted for transmitting a second fingerprint of the user-specific data to the clearing unit, the second fingerprint being based on the first fingerprint of the user-specific data, the second fingerprint allowing for unambiguous identification of the user-specific data;
the lookup unit being adapted for retrieving identification data from the clearing unit by using the second fingerprint, the identification data unambiguously identifying the provider unit associated with the user-specific data;
the clearing unit being adapted for selecting and retrieving from the storage device the identification data by using the second fingerprint of the user-specific data;
the clearing unit being adapted for transmitting the identification data to the lookup unit;
the lookup unit being adapted for retrieving the configuration related data from the provider unit for a service provided to the user by using the identification data, the configuration related data including address information of the provider unit;
the lookup unit further being adapted for transmitting the configuration related data to the client unit;
the client unit being adapted for using the configuration related data to establish connection to the provider unit;
the clearing unit and the lookup unit being different from each other; and
the lookup unit, the clearing unit, the provider unit, and the client unit each being implemented by respective processor device having at least one processor.

US Pat. No. 10,397,047

APPARATUS, SYSTEM, AND METHOD FOR SECURE REMOTE CONFIGURATION OF NETWORK DEVICES

Juniper Networks, Inc, S...

1. An apparatus comprising:an encryption device that signs information exchanged between network devices to ensure the integrity of the information; and
a network device communicatively coupled to the encryption device, wherein the network device:
obtains geo-location information that identifies a current location of the network device;
directs the encryption device to sign:
the geo-location information that identifies the current location of the network device to ensure the integrity of the geo-location information; and
time information that identifies a current time at the current location of the network device;
provides the signed geo-location information and the signed time information to a remote management system that manages the configuration of the network device by:
verifying the authenticity of the signed geo-location information;
verifying the authenticity of the signed time information by determining that the current time identified in the signed time information is consistent with a current time at the current location of the network device; and
in response to verifying the authenticity of the signed geo-location information and the signed time information:
selecting, based at least in part on the current location of the network device identified in the signed geo-location information, a configuration profile that modifies the configuration of the network device to account for the current location of the network device; and
pushing the configuration profile to the network device;
receives the configuration profile from the remote management system in response to providing the signed geo-location information and the signed time information to the remote management system; and
modifies the configuration of the network device based at least in part on the configuration profile to account for the current location of the network device.

US Pat. No. 10,397,046

CONTEXTUAL STATE-BASED USER INTERFACE NOTIFICATION TRIGGERING

Microsoft Technology Lice...

1. A computer-implemented method of notification triggering using data representing a current contextual user interface activity state, with the method comprising:managing triggering of user interface notifications for a plurality of computer applications via a digital assistant operating in a computer system, with the managing comprising:
selecting a time to trigger a user interface notification from a computer application of the plurality of computer applications, with the selecting using the data representing the current contextual user interface activity state in the computer system, and with the current contextual user interface activity state being a state other than a state of the digital assistant or a state of the computer application; and
in response to the selecting of the time, triggering the notification in the computer system at the selected time via the digital assistant; and
in response to the triggering of the notification, presenting the notification on a user interface of a user interface device in the computer system, wherein the current contextual user interface activity state represents an activity of a user profile, and wherein the user interface device is associated with the user profile.

US Pat. No. 10,397,041

ELECTRONIC CONTROL UNIT

DENSO CORPORATION, Kariy...

1. An electronic control unit for providing a transmission node in a communication system in which the transmission node stores first data in a transmission frame having a predetermined format and transmits the first data to a network, and a reception node receives the first data as a reception frame via the network, the electronic control unit of the transmission node comprising:a memory; and
a processor, the processor is configured to execute instructions stored in the memory to:
divide second data into a plurality of split data items, and allocate the split data items to an empty area of the transmission frame other than an area where the first data is allocated; and
transmit the split data items allocated by the processor and the first data as the transmission frame;
wherein:
the processor of the transmission node is configured to allocate an area for a serial number to the transmission frame,
wherein the area for the serial number is configured with serial number setup bits in the empty area, into which the split data items are allocated, of the transmission frame,
wherein the serial number indicates a transmission frame;
the processor of the transmission node is further configured to transmit the transmission frame with the first data and the split data items a plurality of times including to:
change the serial number in a subsequent transmission frame which has the same first data and the same split data items; and
transmit the subsequent transmission frame having the changed serial number with the same first data and the same split data items.

US Pat. No. 10,397,040

DEVICES AND METHODS FOR DYNAMIC BROADCAST

Sony Corporation, Tokyo ...

1. A device for allocating frequency resources to terminals, the device comprising: circuitry configured toallocate the frequency resources between broadcast services and wireless broadband services in a defined group of frequencies;
store and update a database of allocated frequency resources and of white spaces in the defined group of frequencies;
manage frequency resources that are included in the database for access by one or more terminal devices that make use of the frequency resources that are included in the database, the terminal devices being put in a white space database queue when no frequency resources are available to match a request;
revoke one of the frequency resources granted to one or more of the terminal devices based on a revoke message;
send a queue propose message to the one or more of the terminal devices from which said one of the frequency resources was revoked, offering to put the one or more of the terminal devices on the database queue;
determine whether a queue confirm message is received from said one or more of the terminal devices in response to the queue propose message, the queue confirm message indicating how long said one or more of the white space devices is willing to wait in the database queue; and
if the queue confirm message is received from said one or more of the terminal devices in response to the queue propose message, put the one or more of the terminal devices in the database queue.

US Pat. No. 10,397,035

TRANSMISSION/RECEPTION APPARATUS AND METHOD FOR WIRELESS COMMUNICATION SYSTEM

LG ELECTRONICS INC., Seo...

1. A station (STA) device in a wireless local area network (WLAN) system, the STA device comprising:a transceiver; and
a processor controlling the transceiver,
wherein the processor generates a high efficiency (HE) physical protocol data unit (PPDU) including a physical preamble and a data field, and transmits the PPDU using the transceiver,
wherein the physical preamble includes a legacy preamble and an HE preamble,
wherein the legacy preamble includes a Legacy-Short Training Field (L-STF), a Legacy-Long Training Field (L-LTF) and a Legacy-Signal (L-SIG) field,
wherein the HE preamble includes an HE-SIG-A field, an HE-SIG-B field, an HE-STF and an HE-LTF,
wherein the L-SIG field is repeatedly transmitted in a time domain,
wherein a part of the HE-SIG-A field is mapped to a first symbol, and a remaining part of the HE-SIG-A field is mapped to a second symbol,
wherein the HE-SIG-A field mapped to the first symbol is repeatedly transmitted in the time domain,
wherein a length of the first symbol is different from a length of the second symbol, and
wherein the HE-SIG-A field mapped to the first symbol includes bandwidth (BW) information.

US Pat. No. 10,397,034

WIRELESS COMMUNICATION DEVICE AND WIRELESS COMMUNICATION METHOD

SONY CORPORATION, Tokyo ...

1. An electronic device that is capable of receiving data according to a first communication scheme and a second communication scheme, the first communication scheme conforming to at least one of IEEE802.11a and IEEE802.11n, the second communication scheme conforming to next generation standard after IEEE802.11n, comprising:circuitry configured to:
receive a packet including a first SIG field, a second SIG field, a third SIG field, and a fourth SIG field, wherein the first SIG field and the second SIG field conform to the first communication scheme, and the third SIG field and the fourth SIG field conform to the second communication scheme;
demodulate the first SIG field and the second SIG field according to a first signal point location that defines a first arrangement of signal points in a signal space;
demodulate the third SIG field according to a second signal point location that defines a second arrangement of signal points in the signal space, wherein the second signal point location is rotated by 90 degrees relative to the first signal point location; and
demodulate the fourth SIG field according to the first signal point location,
wherein the third SIG field and the fourth SIG field are located between the second SIG field and a field of a data in the packet.

US Pat. No. 10,397,032

ENERGY DETERMINATIONS FOR MULTI-USER SUPERPOSITION TRANSMISSIONS

QUALCOMM Incorporated, S...

1. A method for wireless communication, comprising:receiving a transmission comprising a plurality of spatial layers, each of the plurality of spatial layers comprising an enhancement layer comprising a first data stream modulated according to a first modulation order, a base layer comprising a second data stream modulated according to a second modulation order, or the base layer and the enhancement layer;
determining power levels of the enhancement layers and the base layers of the plurality of spatial layers of the transmission based at least in part on a presence of the enhancement layer for each of the plurality of spatial layers, a presence of the base layer for each of the plurality of spatial layers, a power ratio between the base layers and the enhancement layers, and a measured power level for a reference signal of the transmission, wherein the determining the power levels of the enhancement layers and the base layers of the plurality of spatial layers is based at least in part on a base layer modulation order and an enhancement layer modulation order dependent power ratio; and
de-mapping symbols of the received transmission based at least in part on the determined power levels to obtain the first data stream of the enhancement layers.

US Pat. No. 10,397,031

METHOD OF PROCESSING COMPRESSIVE SENSING SIGNAL AND APPARATUS FOR SAME

ELECTRONICS AND TELECOMMU...

1. A method of processing a compressive sensing signal, the method comprising:receiving a signal processed using a predetermined dictionary set and a first sampling rate for each symbol group including one or more symbols;
performing analog-to-digital conversion on the received signal at a second sampling rate that is lower than the first sampling rate;
checking compressed measurement information from the signal on which analog-to-digital conversion is performed; and
reconstructing values of the symbols included in the symbol group, which correspond to the compressed measurement information, on the basis of the predetermined dictionary set,
wherein the performing of analog-to-digital conversion at the second sampling rate comprises:
applying a pseudorandom signal to the received signal so as to produce a reception signal; and
generating an analog-to-digital conversion signal by performing analog-to-digital conversion on the reception signal, to which the pseudorandom signal is applied, at the second sampling rate.

US Pat. No. 10,397,029

RELAY APPARATUS

Toshiba Memory Corporatio...

1. A relay apparatus connectable to a server and a plurality of storage devices, the relay apparatus comprising:a storage unit that stores first information including information of each of the plurality of storage devices therein, the plurality of storage devices each being physically connected to the relay apparatus;
a connection maintaining unit that, prior to receiving a request from the server, establishes, based on the first information, first logical connections each logically connecting the relay apparatus to a storage devices among the plurality of storage devices each of which the information is included in the first information, adds information of each of the first logical connections in the first information, and maintains the established first logical connections;
a transfer destination management unit that, receives the request from the server while the connection maintaining unit is maintaining the first logical connections, identifies a second logical connection based on the first information, the second logical connection being a logical connection connected to a first storage device among the first logical connections, the first storage device being a storage device of a transmission destination of the request among the plurality of storage devices; and
a transfer unit that transfers the received request to the first storage device through the second logical connection, wherein
the plurality of storage devices manage data by using key-value storage,
the request includes a request key,
in the first information, a key range is associated with the first storage device,
the connection maintaining unit associates, in the first information, each of the first logical connections with a corresponding storage device among the plurality of storage devices, and
the transfer destination management unit identifies the second logical connection based on a comparison between the request key included in the request and the key range.

US Pat. No. 10,397,028

DECISION FEEDBACK EQUALIZER

Rambus Inc., Sunnyvale, ...

1. An equalizer comprising:M samplers to sample an analog signal during a given symbol time, each of the M samplers to sample the analog signal with respect to a corresponding one of a range of sample instants and a corresponding one of a range of reference levels to produce M speculative samples;
select logic to convey, within the given symbol time, a selected one of the M speculative samples as a presently resolved bit; and
storage to store N previously resolved bits, where 2 N is less than M;
the select logic to select the presently resolved bit based on a correspondence between the N previously resolved bits and the M speculative samples.

US Pat. No. 10,397,027

CONTINUOUS TIME LINEAR EQUALIZER

International Business Ma...

1. A system comprising:a first signal path comprising a high pass filter and a first controllable transconductance unit;
a second signal path comprising a second controllable transconductance unit; and
a summation node configured to receive complementary current summation signals of the first controllable transconductance unit and the second controllable transconductance unit, wherein the high pass filter comprises,
a first port configured to receive an input signal,
a second port coupled to a control port of the first controllable transconductance unit, and
a third port coupled to the summation node.

US Pat. No. 10,397,025

RECEIVER ARCHITECTURE FOR DIGITAL ISOLATORS EMPLOYING NOTCH FILTERS COMMON MODE TRANSIENT IMMUNITY

Silicon Laboratories Inc....

15. A differential receiver comprising:a first circuit configured to attenuate energy in a first frequency range of a frequency response of a received signal, the first frequency range being f?fc, where f is frequency and fc is a carrier frequency of the received signal;
a second circuit coupled in series with the first circuit and configured to attenuate energy in a second frequency range of the frequency response of the received signal, the second frequency range being fn/k?f?(2×k×fn), where fn is a notch frequency of a notch filter included in a band-stop filter having a stopband around the notch frequency and k is a scaling factor; and
a third circuit coupled in series with the second circuit and configured to remove a carrier wave from an output of the second circuit and recover digital data encoded in the received signal using hysteretic thresholds.

US Pat. No. 10,397,024

SIGNALING FOR UPLINK SOUNDING

Intel IP Corporation, Sa...

1. An apparatus of a first wireless device, the apparatus comprising:memory; and
processing circuitry coupled to the memory, the processing circuity configured to:
decode a trigger frame comprising a resource unit (RU) allocation, and a spatial stream (SS) allocation for the first wireless device to transmit an uplink (UL) sounding signal, wherein the trigger frame comprises an indication that the trigger frame is for the UL sounding signal, an indication of a transmit power used by a second wireless device to transmit the trigger frame, a target receive power for the UL sounding signal, a carrier sense field, and a cascade indicator that indicates whether an additional trigger frame is to be transmitted;
determine a path loss based on the indication of the transmit power and a received power of the trigger frame at the first wireless device;
determine a transmit power for the UL sounding signal based on the path loss so that the UL sounding signal will be received by the second wireless device with the target receive power, wherein the UL sounding signal is a null data packet (NDP); and
if the carrier sense field indicates that a clear channel analysis (CCA) is to be performed before transmitting the UL sounding signal, perform the CCA on the RU allocation, if the CCA indicates the RU allocation is idle, configure the first wireless device to transmit the UL sounding signal in accordance with the RU allocation, the SS allocation, and the transmit power, and if the CCA indicates the RU allocation is busy, refrain from transmitting the UL sounding signal.

US Pat. No. 10,397,023

PACKET FORWARDING

Hewlett Packard Enterpris...

1. A packet forwarding method, comprising:searching for an Address Resolution Protocol (ARP) entry of the destination IP address of an IP packet;
generating an Ethernet header based on a Virtual Local Access Network (VLAN) identification and a MAC address contained in the found ARP entry and a first local MAC address; wherein a Virtual Switching Interface (VSI) associated with the first local MAC address and the destination IP address of the IP packet belong to the same VLAN;
adding the Ethernet header to the IP packet to generate an Ethernet packet, and sending out the Ethernet packet via an egress port in the ARP entry;
when determining that the ARP entry of the destination IP of the IP packet is not found generating an ARP request packet for the destination IP address based on a local IP address and the first local MAC address of the VSI;
encapsulating the ARP request packet into a TRILL-encapsulated ARP request packet and broadcasting the TRILL-encapsulated ARP request packet; and
receiving a TRILL-encapsulated ARP response packet corresponding to the destination IP address, and learning the ARP entry, of the destination IP address based on an inner VLAN ID, a sender MAC address, and a sender IP address in the TRILL-encapsulated ARP response packet and a receiving port of the TRILL-encapsulated ARP response packet.

US Pat. No. 10,397,022

GATEWAY DEVICE AND COMPUTING DEVICE

Hitachi Automotive System...

1. A gateway device that is connected to a high-level network which uses an Internet protocol and two or more low-level networks which use a communication protocol different from the Internet protocol of the high-level network,wherein high-level data that is transmitted and received to and from the high-level network are IP packets which are configured by a header and a payload,
wherein the gateway device comprises:
a plurality of communication ports that are connected to the respective low-level networks and receive low-level data that is transmitted and received from the low-level networks;
a memory that stores a transmission source table that defines each of the plurality of communication ports and a plurality of transmission source IP addresses in association with each other, and stores a destination table that defines a plurality of destination identifiers and a plurality of transmission destination IP addresses in association with each other and defines the plurality of destination identifiers and a plurality of transfer priority values in association with each other; and
a processor programmed to generate the IP packets and transmit the IP packets to the high-level network,
wherein, upon receiving the low-level data from one of the low-level networks by one of the communication ports, the processor is further programmed to:
specify the transmission destination IP address that is associated in the destination table with the destination identifier included in the received low-level data,
specify the transfer priority value that is associated in the destination table with the destination identifier included in the received low-level data,
specify the transmission source IP address that is associated in the transmission source table with the one of the communication ports,
generate a respective IP packet for the received low-level data,
store the specified transmission destination IP address in a transmission destination IP address storage region of the header of the generated IP packet,
store the specified transfer priority value in a priority storage region of the header of the generated IP packet,
store the specified transmission source IP address in a transmission source IP address storage region of the header of the generated IP packet, and
store at least a part of the low-level data that is received by the one of the communication ports in the payload of the generated IP packet, and
wherein the priority storage region indicates a priority of transfer processing of the generated IP packet.

US Pat. No. 10,397,021

SYNCHRONOUS SLAVE-TO-SLAVE COMMUNICATIONS

Analog Devices, Inc., No...

1. A low latency communication system, comprising:a slave node transceiver, including:
upstream transceiver circuitry to receive a first signal transmitted over a two-wire bus from an upstream device and to provide a second signal over the two-wire bus to the upstream device,
downstream transceiver circuitry to provide a third signal downstream over the two-wire bus toward a downstream device and to receive a fourth signal over the two-wire bus from the downstream device, and
a peripheral device interface to provide data to a peripheral device communicatively coupled to the peripheral device interface, wherein 1) the data is generated by a peripheral device communicatively coupled to the upstream device and the data is included in the first signal, or 2) the data is generated by a peripheral device communicatively coupled to the downstream device and the data is included in the fourth signal.

US Pat. No. 10,397,016

MOBILE TERMINAL AND ARTIFICIAL INTELLIGENCE HOME APPLIANCE

LG ELECTRONICS INC., Seo...

1. A home appliance comprising:a memory to store diagnostic data;
a communication unit to exchange data with a mobile terminal;
a sound output unit;
a controller to control the sound output unit to output first sound corresponding to management data when a request for the management data is received by the communication unit and to output second sound corresponding to diagnostic data when a request for the diagnostic data is received by the communication unit,
wherein the controller is configured to:
calculate a distance to the mobile terminal based on an intensity of a signal received from the mobile terminal through the communication unit; and
change a volume or frequency of the first sound or second sound to be outputted or an amount of data added to the sound, based on the calculated distance,
wherein the controller controls sound corresponding to a first amount of data to be outputted when the distance to the mobile terminal is a first distance and controls sound corresponding to a second amount of data to be outputted when the distance to the mobile terminal is a second distance, the second amount of data being larger than the first amount of data and the second distance being greater than the first distance.

US Pat. No. 10,397,014

METHOD AND SYSTEM FOR CONFIGURING INSTRUMENTATION DEVICES

1. A system, comprising:a memory that stores instructions;
a processor that executes the instructions to perform operations, the operations comprising:
determining an identity for an instrumentation device based on an identity pattern recognized in an image of the instrumentation device;
providing an indication of the identity to a registration core to obtain configuration information for the instrumentation device, wherein the indication of the identity is provided to the registration core instead of the image of the instrumentation device;
associating the identity for the instrumentation device with a gateway; and
reconfiguring, by utilizing the registration core, the gateway with a communication address for accessing the instrumentation device, wherein the reconfiguring is performed by invoking a reconfiguration of a previously configured instance of the instrumentation device.

US Pat. No. 10,397,013

USER INTERFACES, SYSTEMS AND METHODS FOR CONFIGURING SMART DEVICES FOR INTEROPERABILITY WITH A SMART HUB DEVICE

GOOGLE LLC, Mountain Vie...

11. A client device, comprising:one or more processors; and
memory storing one or more programs for execution by the one or more processors, the one or more programs including instructions for:
executing a client-side application associated with a user account, wherein the client-side application is associated with an electronic device that is coupled to the client device over a first communication network to manage the electronic device and one or more smart devices coupled to the electronic device, wherein the electronic device is communicatively coupled to each of the one or more smart devices using a corresponding one of a plurality of different communication protocols;
displaying by the client-side application a first user interface for adding a new smart device to the smart home environment, the first user interface including a first affordance that when selected causes the electronic device to initiate one of a plurality of commissioning options for adding a new smart device to the smart home environment, wherein the plurality of commissioning options for adding a new smart device are defined according to at least a level of user interaction involved in a process of adding a smart device;
in accordance with at least the level of user interaction involved in the process of adding a smart device, selecting by the client-side application one of a plurality of device commissioning user interfaces, each device commissioning user interface corresponding to a respective one of the plurality of commissioning options for adding a new smart device; and
in response to receiving an indication from the electronic device that the new smart device has been added into the smart home environment via communication between the electronic device and the new smart device using the corresponding one of the plurality of communication protocols, displaying a device-specific control user interface associated with the new smart device.

US Pat. No. 10,397,011

LOGICAL MULTICASTING IN OVERLAY NETWORKS

INTERNATIONAL BUSINESS MA...

1. A method for logical multicasting in overlay networks, the method comprising:receiving, at a data processing system, an original unicast packet from a first component in a first computing node in an overlay network, wherein the received original unicast packet was unicast by the first computing node only to the data processing system, and wherein a multicast data structure for the overlay network is maintained only by the data processing system, the multicast data structure containing information of each receiver that is configured to receive unicast packets during logical multicasting in the overlay network;
selecting, from a set of subscriber receivers in the multicast data structure, a subset of the subscriber receivers;
unicasting a copy of the received original unicast packet to each subscriber receiver in the subset;
determining that the multicast data structure is empty of active receivers; and
sending, responsive to the determining, an indication that the multicast data structure is empty of active receivers to one or more senders in the overlay network;
receiving, at the first component, a notification from the data processing system, the notification informing the first component that no subscriber receivers remain in the multicast data structure;
receiving, at the first component, from a second VM a request to multicast a packet in the overlay network; and
blocking, at the first component, responsive to receiving the notification, the request to multicast the packet.

US Pat. No. 10,397,010

CUSTOMIZED MULTICASTING

International Business Ma...

1. A computer-implemented method comprising:receiving a request to multicast a message, wherein the request includes the message and a restriction bundle;
generating a distribution list for a first set of devices in a plurality of registered devices based, at least in part, on an overlap between a registered range of a device and a multicast range included in the restriction bundle;
determining a first subset of devices from the first set of devices based, at least in part, on a set of registered property values associated with each device meeting the criteria of each restriction in the restriction bundle; and
multicasting the message to the first subset of devices.

US Pat. No. 10,397,009

MANAGEMENT AND CONTROL OF APPLICATION BASED CHARGING

NOKIA SOLUTIONS AND NETWO...

1. An apparatus, comprising:informing means adapted to inform, upon an internet protocol connectivity access network (IP-CAN) session establishment, a rules function device about support of a charging functionality of the apparatus, wherein the charging functionality indicates that the apparatus comprises generating means adapted to generate a first charging information related to an application;
detecting means adapted to detect a start of the application;
indicating means adapted to indicate the start of the application to the rules function device;
generating means adapted to generate the first charging information related to the application;
providing means adapted to provide the first charging information to a charging device; and
checking means adapted to check if an information about support of charging functionality of an enforcement function received from the rules function device indicates that the enforcement function prevents generating and/or providing of second charging information, wherein the second charging information corresponds to the first charging information.

US Pat. No. 10,397,008

MANAGEMENT OF SECRET DATA ITEMS USED FOR SERVER AUTHENTICATION

International Business Ma...

1. A method comprising:providing a zone trusted information device that includes a universal serial bus (USB) connector, a processor, a data storage device and zone trusted information software;
connecting, in data communication, a computer device to a data communication network;
connecting, in data communication, the computer device to the zone trusted information device through the USB connector of the zone trusted information device;
establishing, over the data communication network between a remote server and the zone trusted information software running on the processor of the zone trusted information device, a direct secure sockets layer (SSL) data communication connection;
receiving, through the direct SSL data communication connection, from the remote server and by the zone trusted information software running on the processor of the zone trusted information device, a backup of server keys to a set of application(s) running on an untrusted platform; and
storing the backup of server keys to the set of application(s) running on the untrusted platform in the data storage device of the zone trusted information device.

US Pat. No. 10,397,007

ENHANCED SECURITY FOR INDUSTRIAL AUTOMATION GATEWAYS

Rockwell Automation Techn...

1. An industrial automation gateway comprising:one or more non-transitory computer readable storage media;
a processor operatively coupled with the one or more non-transitory computer readable storage media; and
program instructions stored on the one or more non-transitory computer readable storage media that, when executed by the processor, direct the processor to at least:
receive a configuration update from a cloud automation facility, wherein the configuration update includes at least a subordinate certificate possessed by the cloud automation facility;
verify that the subordinate certificate included with the configuration update was certified by both a first root certificate authority and a second root certificate authority;
in response to verifying the subordinate certificate included with the configuration update, proceed with the configuration update provided by the cloud automation facility.

US Pat. No. 10,397,006

NETWORK SECURITY WITH SURROGATE DIGITAL CERTIFICATES

Amazon Technologies, Inc....

1. A system, comprising:a computer system that includes a processor; and
memory containing executable instructions that, as a result of execution by the processor, cause the system to:
receive a certificate chain transmitted from a server to a client, the certificate chain comprising:
an intermediate certificate comprising an intermediate authority public key and intermediate subject information, wherein validity of the intermediate certificate is cryptographically verifiable based at least in part on a first chain of trust between the intermediate certificate and a trusted root certificate; and
an end-entity certificate comprising an end-entity public key, wherein validity of the end-entity certificate is cryptographically verifiable based at least in part on the intermediate authority public key;
generate a surrogate certificate chain by:
obtaining a surrogate intermediate certificate comprising a surrogate intermediate authority public key and subject information associated with the intermediate subject information, wherein validity of the surrogate intermediate certificate is cryptographically verifiable based at least in part on a second chain of trust between the surrogate intermediate certificate and a trusted surrogate root certificate; and
obtaining a surrogate end-entity certificate comprising a surrogate end-entity public key and subject information associated with end-entity subject information of the surrogate end-entity certificate, wherein the surrogate end-entity certificate is digitally signed using a surrogate intermediate authority private key corresponding to the surrogate intermediate authority public key; and
transmit the surrogate certificate chain to the client as a replacement for the certificate chain.

US Pat. No. 10,397,005

USING A TRUSTED EXECUTION ENVIRONMENT AS A TRUSTED THIRD PARTY PROVIDING PRIVACY FOR ATTESTATION

Intel Corporation, Santa...

1. An apparatus comprising:a processor; and
a memory, wherein the memory comprises instructions that, when executed, cause the processor to:
establish a portion of the memory as a trusted execution environment, and
execute a trusted third party application within the trusted execution environment, the trusted third party application to include:
receiving logic to receive a signed public key and an identifier for a verifier from a user client attestation application executing on a client platform, the signed public key being signed with an identifiable platform attestation private key for the client platform,
verifying logic to verify the signed public key,
policy-determining logic to determine a policy of the verifier,
policy-encoding logic to encode the policy into a trusted third party anonymous certificate for the signed public key,
issuing logic to issue the trusted third party anonymous certificate without including identification information of the client platform, and
sending logic to send the trusted third party anonymous certificate to the user client attestation application.

US Pat. No. 10,397,003

SIGNATURE SCHEME FOR HOMOMORPHIC MESSAGE ENCODING FUNCTIONS

International Business Ma...

1. A method for cryptographic signing, the method comprising:generating, by a first processor associated with a first electronic communication device operatively connected to a computer communication network, an encoding function, wherein the encoding function is homomorphic;
generating, by the first processor, a decoding function, wherein the decoding function decodes messages encoded by the encoding function, said encoding function and decoding function being one pair of a family of pairs of probabilistic encoding and decoding functions for a group defining a message space;
encoding, by the first processor, a message using the encoding function, the message being a vector of messages of the defined message space; and
transmitting over the computer communication network, by the first processor, the encoded message to a signer for receipt at a second processor associated with a second electronic communication device.

US Pat. No. 10,397,002

SIGNATURE SCHEME FOR HOMOMORPHIC MESSAGE ENCODING FUNCTIONS

International Business Ma...

1. A system for secure cryptographic communication, the system comprising:a public key infrastructure connected to a computer communication network;
a first electronic communication device operatively connected to the computer communication network and comprising a first non-transitory memory and a first processor configured to:
generate an encoding function, wherein the encoding function is homomorphic;
generate a decoding function, wherein the decoding function decodes messages encoded by the encoding function, said encoding function, and decoding function being one pair of a family of pairs of probabilistic encoding and decoding functions for a group defining a message space;
encode a message using the encoding function, the message being a vector of messages of the defined message space; and
transmit the encoded message to a second electronic communication device;
the second electronic communication device, wherein the second electronic communication device is operatively connected to the computer network and comprises a second non-transitory memory and a second processor configured to:
generate a public key;
transmit the public key to the public key infrastructure;
generate a private key;
receive the encoded message over the computer communication network;
receive the encoding function over the computer communication network; and
generate a signature using the encoded message and the encoding function, and transmit the message and the generated signature over the computer network to a computing device having a processor configured to verify the validity of said generated signature using said public key and message.

US Pat. No. 10,397,000

MULTI-LEVEL AUTHENTICATION FOR SECURE SUPPLY CHAIN ASSET MANAGEMENT

Raytheon Company, Waltha...

1. An authentication system for authenticating an asset, the authentication system comprising:a processing device comprising:
a Near Field Communication (NFC) interface circuitry;
a memory; and
a processor coupled to the memory; and
an authentication server that is in communication with the processing device, the authentication server having a copy of a shared key stored on the authentication server;
wherein the processing device is configured to:
establish an NFC connection with an NFC tag using the NFC circuitry, the NFC tag being associated with the asset and including tag data that includes an encrypted output of the shared key that is signed by a digital signature using the NFC interface circuitry;
read and verify at least one item of the tag data of the NFC tag; and
forward the encrypted output from the NFC tag to the authentication server only if the tag data other than the encrypted output is first verified;
wherein either the processing device or the authentication server is configured to verify the digital signature; and
wherein the authentication server is configured to:
decrypt the encrypted output into decrypted content; and
verify the decrypted content with the shared key stored on the authentication server.

US Pat. No. 10,396,999

ELECTRONIC APPARATUS, METHOD FOR ELECTRONIC APPARATUS AND INFORMATION PROCESSING SYSTEM

SONY CORPORATION, Tokyo ...

1. An electronic apparatus, comprising:a processing circuit configured to:
generate a confirmation request which is sent from the electronic apparatus to other nodes in a network, the confirmation request comprising an electronic signature of the electronic apparatus as a present node;
acquire responses to the confirmation request sent from the other nodes, the acquired responses respectively comprising an electronic signature of a corresponding node that generates the response; and
generate, based on the confirmation request, the acquired responses from the other nodes, and an existing block chain, a new block, wherein
the new block comprises a block header and a data body, and the block header comprises a timestamp, a hash value of a last block in the existing block chain, a hash value of the new block and a hash value of the data body.

US Pat. No. 10,396,998

METHOD FOR DYNAMIC AUTHENTICATION OF AN OBJECT

1. A data processor implemented method for dynamic authentication of an object comprising:generating, at an identification device associated with the object, a digital signature at pre-defined intervals, the digital signature including a first string having a first generation time-stamp and data of the object;
interfacing with a wireless transmission device to enable access to a pre-determined web page via a web browser, wherein the wireless transmission device is NFC enabled, the digital signature being encoded in NFC Data Exchange Format (NDEF), the NDEF message being of type URI, and including the first string as its payload, wherein data in the first string being encrypted based on a private key;
transmitting the digital signature to an authentication server via the web browser, the authentication server being synchronised with the identification device;
verifying, at the authentication server, the digital signature by comparing the digital signature with a generated signature including a second string based on the data of the object and a second generation time-stamp; and
transmitting, from the authentication server to a user device, a result of the verification.

US Pat. No. 10,396,997

CONTAINER-BASED OPERATING SYSTEM AND METHOD

International Business Ma...

1. A distributed network hosting a shared pool of configurable computing resources suitable for hosting one or more system instances of a blockchain having a public ledger that records transactions in the blockchain, the distributed network comprising: one or more processors;one or more data storage devices coupled to the one or more processors, and one or more system instances, wherein each system instance comprises a virtual machine and a set of containers operated by the one or more processors, wherein the containers are operable to run on the virtual machine and each container comprises a blockchain subsystem operable to run the blockchain on the containers, wherein the blockchain is defined such that the containers of the set are the members of the blockchain and the public ledger records encrypted copies of information corresponding to each container of the set, the public ledger stored in the one or more data storage devices, at least one container of the set to perform a check to determine whether another container in the distributed network also belongs to the set by referencing the information in the public ledger, the information in the public ledger to create a system boundary for the set of containers, preventing undesired interaction with other containers that are not in the set.

US Pat. No. 10,396,996

GENERATING CRYPTOGRAPHIC CHECKSUMS

TELEFONAKTIEBOLAGET LM ER...

1. A method for transmitting a message M(x) to a receiver in such a way that the receiver is enabled to authenticate the message, the method comprising:acquiring the message;
generating a cryptographic checksum for the message;
forming a codeword comprising the message and the cryptographic checksum; and
transmitting the codeword to the receiver operable to authenticate the message using the cryptographic checksum, wherein generating the cryptographic checksum for the message comprises:
pseudo-randomly selecting, based on a first cryptographic key, at least two irreducible polynomials {pi(x), i=1 . . . N}, wherein each irreducible polynomial pi(x) is selected from a set of irreducible polynomials of degree ni over a Galois Field,
calculating a generator polynomial p(x) of degree n=?i=1Nni as a product of the N irreducible polynomials pi(x), p(x)=?i=1Npi(x), wherein N is greater than or equal to 2, and calculating the cryptographic checksum as a first function g of a division of a second function f of M(x), ƒ(M(x)), modulo p(x), g(ƒ(M(x))mod p(x)).

US Pat. No. 10,396,995

METHOD OF PROVIDING A HASH VALUE FOR A PIECE OF DATA, ELECTRONIC DEVICE AND COMPUTER PROGRAM

TELEFONAKTIEBOLAGET LM ER...

1. A method of providing a hash value for a piece of data, where the hash value provides for a time-stamp for the piece of data upon verification, for limiting a risk of collisions between hash values, the method comprising:collecting one or more root time-stamps for a root of a hash tree structure using a function that is one of a hash function and a cryptographic message authentication code function, wherein the root-time stamp is a root time-stamp from the past;
determining whether a nonce may be received from a server; and
upon failure to receive the nonce from the server, providing the hash value by the function of the root time-stamp and the piece of data, or
upon success in receiving the nonce from the server, providing the hash value by the function of the root time-stamp, the piece of data and the nonce,
wherein:
the root time-stamp from the past comprises one or more root hash values and the oldest one of the root hash values emanates from a root hash that is issued at most a time T before the provision of the hash value for the piece of data,
the time T depends on the size of the piece of data such that a smaller amount of data is given less time back than a larger amount of data, and
the method further comprises registering the provided hash value.

US Pat. No. 10,396,994

METHOD AND APPARATUS FOR CREATING A SHORT HASH HANDLE HIGHLY CORRELATED WITH A GLOBALLY-UNIQUE HASH SIGNATURE

EMC IP Holding Company LL...

1. A computer-implemented method for creating a short hash handle comprising:receiving data to be stored from a production system to a replication system;
receiving a hash signature of at least n-bits generated based at least in part on the data;
determining whether or not the lowest n?1 bits of the received hash signature correspond to an existing short hash handle;
designating a short hash handle based on the determination of whether or not the lowest n?1 bits of the received hash signature correspond to an existing short hash handle, wherein the designated short hash handle is at least an n-bit short hash handle comprising n?1 bits associated with the received hash signature and a hash handle bit, the hash handle bit indicating whether or not the lowest n?1 bits of the received hash signature correspond to an existing short hash handle; and
storing an indication of the relationship of the designated short hash handle to the hash signature.

US Pat. No. 10,396,991

CONTROLLING VERIFICATION OF KEY-VALUE STORES

Microsoft Technology Lice...

1. A client system comprising:at least one hardware device processor; and
a memory storing a client secure key value, and storing executable instructions that, when executed, cause the at least one hardware device processor to:
control deferred verification of the integrity of data operations over a set of data that is hosted at a server having an untrusted module and a trusted module having secure hardware, the deferred verification being controlled by:
generating a request for at least one data operation on the set of data, the request including an authentication portion generated using the client secure key value;
sending the request from the client system to the server; and
receiving, by the client system from the server, a response to the request, the response including cryptographic verification information attesting to the integrity of the at least one data operation with respect to multiple prior data operations on the set of data, the response including results from deferred verification generated by the secure hardware of the trusted module of the server,
wherein the deferred verification by the secure hardware involves separate verification of multiple verification epochs, and at least one of the verification epochs includes two or more operations that are concurrently verified by the secure hardware of the trusted module.

US Pat. No. 10,396,990

VERIFYING ASSET IDENTITY

Rapid7, Inc., Boston, MA...

1. A method for verifying asset identity, the method comprising:receiving, via an interface, at least two fingerprints regarding an asset on a computer network, wherein each of the at least two fingerprints comprise a confidence score;
creating, using a processor executing instructions stored on a memory, a synthetic fingerprint for the asset using the at least two fingerprints via a rules engine executing a deep learning algorithm, wherein the synthetic fingerprint is based on the confidence score of each of the at least two fingerprints; and
automatically generating, using the processor, an asset security list of at least one asset on the network for network security analysis, wherein each asset on the asset security list is associated with at least one synthetic fingerprint.

US Pat. No. 10,396,989

METHOD AND SERVER FOR PROVIDING TRANSACTION KEYS

1. Method for providing a transaction key in a server of a transaction system, in which transaction units of the transaction system use pre-delivered transaction keys, the method comprising:providing a key-provisioning server, a transaction checking server, a transaction terminal, and at least one transaction unit;
deriving a transaction key from a master key of the at least one transaction unit in the key-provisioning server, wherein a varying derivation parameter is used in the step of deriving;
transmitting the derived transaction key from the key-provisioning server to the at least one transaction unit;
deriving the transaction key from the master key of the at least one transaction unit in the transaction checking server, wherein the varying derivation parameter is used in the step of deriving;
transmitting the derived transaction key from the transaction checking server to the transaction terminal; and
checking the derived transaction key from the key-provisioning server against the derived transaction key from the transaction checking server:
wherein
the step of deriving comprises
a first sub step of deriving a key from the master key; and
a second sub step of deriving the transaction key from the derived key;
wherein the first sub step or the second sub step of deriving is performed dependent on a security level of the at least one transaction unit;
wherein the first derivation step is not performed for high security level transaction units;
wherein in one of the two sub steps of deriving a one-way function is used and in the other sub step a reversible encryption function is used for key derivation;
wherein the one-way function is selected from a plurality of usable one-way functions.

US Pat. No. 10,396,988

METHOD AND SYSTEM FOR DISTRIBUTED CRYPTOGRAPHIC KEY PROVISIONING AND STORAGE VIA ELLIPTIC CURVE CRYPTOGRAPHY

MASTERCARD INTERNATIONAL ...

1. A method for distributing multiple cryptographic keys used to access data, comprising:receiving, by a receiving device of a processing server, a data signal superimposed with an access key request, wherein the access key request includes at least a number, n, greater than 2, of requested keys;
generating, by the processing server, n key pairs using a key pair generation algorithm, wherein each key pair includes a private key and a public key;
deriving, by the processing server, an access private key by applying the private key included in each of the n key pairs to a key derivation algorithm;
generating, by the processing server, an access public key corresponding to the derived access private key using the key pair generation algorithm;
electronically transmitting, by a transmitting device of the processing server, a data signal superimposed with a private key included in one of the n key pairs for each of the n key pairs;
storing, in a memory of the processing server, a transfer key pair including a transfer public key and a transfer private key;
receiving, by the receiving device of the processing server, a data signal superimposed with a shared public key from each of n computing devices;
generating, by the processing server, n shared secrets, wherein each shared secret is generated using a shared public key of the n shared public keys and the transfer private key and the key pair generation algorithm; and
encrypting, by the processing server, the private key included in each of the n key pairs with one of the n shared secrets using an encryption algorithm, wherein
the private key included superimposed in the electronically transmitted data signal is the respective encrypted private key.

US Pat. No. 10,396,987

SECURELY PROVISIONING AN APPLICATION WITH USER INFORMATION

Wickr Inc., Pleasanton, ...

1. A system, comprising:a processor configured to:
request, by a first device, a key escrow bundle from a first server;
receive, by the first device, an encrypted key escrow bundle from the first server;
obtain, by the first device, an escrow key;
decrypt, by the first device, the encrypted key escrow bundle using the escrow key;
provision a secure communication application on the first device using information contained in the decrypted key escrow bundle, wherein the information includes a root private key;
generate a first signature using, in part, the root private key;
transmit the first signature to the first server as part of an enrollment process of the first device;
a memory coupled to the processor and configured to provide the processor with instructions.

US Pat. No. 10,396,986

METHOD FOR GENERATING A SECRET BETWEEN USERS OF A NETWORK, AND USERS OF THE NETWORK WHICH ARE CONFIGURED FOR THIS PURPOSE

Robert Bosch GmbH, Stutt...

1. A method for generating a shared secret between a first user device and a second user device of a network, the method comprising:receiving, at the first user device, from the second user device, a first training sequence via a communication link between the first user and the second user;
based on the receiving of the first training sequence, ascertaining, by the first user device, at least one first value for at least one physical property of the communication link;
determining, by the first user device, the shared secret as a function of the first value;
comparing the first value to at least one threshold for determining the shared secret;
adapting, by the first user device, transmission parameters of a second training sequence as a function of a position of the first value relative to the threshold;
transmitting, from the first user device, the second training sequence to the second user device via the communication link using the adapted transmission parameters; and
communicating, by the first user device with the second user device over a communication medium, by encrypted communication, the shared secret being the basis for the encrypted communication.

US Pat. No. 10,396,985

FEDERATED IDENTITY MANAGEMENT BASED ON BIOMETRIC DATA

United Services Automobil...

1. A computer-implemented method performed by at least one hardware processor, the method comprising:receiving, by the at least one hardware processor, first biometric data collected by at least one sensor at a first time, wherein the first biometric data is indicative of at least one physiological characteristic of a user;
generating, by the at least one hardware processor, a signature key for the user based on the first biometric data, wherein the signature key is a cryptographic key, and wherein the signature key is a private key;
transmitting, by the at least one hardware processor, the signature key to a certification service;
receiving, by the at least one hardware processor, a certificate generated by the certification service, wherein the certificate includes a verification key that corresponds to the signature key and that is generated by the certification service based on the signature key, the certificate is presentable to verify an identity of the user, wherein the verification key is a public key;
receiving, by the at least one hardware processor, second biometric data collected by the at least one sensor at a second time that is different than the first time;
generating, by the at least one hardware processor, an additional signature key based on the second biometric data;
transmitting, by the at least one hardware processor, the certificate and the additional signature key to a third party service to verify the identity of the user based on the additional signature key and the verification key included in the certificate; and
receiving, by the at least one hardware processor, access to the third party service in response to the third party service determining that the additional signature key is associated with the verification key.

US Pat. No. 10,396,983

METHOD FOR CRYPTOGRAPHIC COMMUNICATION BASED ON PURE CHANCE

1. A method based on a communication protocol over an insecure public communication channel, such that two communicating entities, called A and B or jointly legitimate partners, to exchange secret common information, the method comprising:performing a Deep Random Generation step where A and B use an associated Deep Random Generator (DRG) to select a probability distribution, the probability distribution for A and B being, by design of the associated DRG, impossible to distinguish by any external observing entity within a set of probability distributions for A and for B, and to generate private information XA, XB,
performing a protocol step where A and B generate and publish on the insecure public communication channel a set of public information YA for A and YB for B;
performing an advantage Distillation step where A and by B compute a value of a function VA(XA,YA,YB) for A and VB(XB,YA,YB) for B, wherein a Bayesian inference VE=E[XA|YA,YB]performed by an external observer E using an estimated probability distribution of XA chosen randomly within is statistically less accurate to estimate VA than the estimation VB obtained by B;
performing reconciliation and privacy amplification step to ensure that the estimated shared secret information by the legitimate partners become as close as desired from equality, and that the estimation from an opponent to become as close as desired from total uncertainty,
wherein the two communication entities generate source of randomness, called a Deep Random Generator (DRG) and designed to a given communication protocol, where the probability distribution of the private information XA for A (XB for B respectively) is unknown and indistinguishable from each other within the set of probability distributions for A (for B respectively) by any external observer, the DRG being possibly implemented:
(a) by executing recursively and continuously a local emulation of the protocol in which, at each new incrementing step t=m+1, a new probability distribution Dm+1 is selected in such a way that the Bayesian inference VE=E[XA|YA, YB]Dt,t (b) by using probability distributions executed within tamper resistant environment; (c) by a combination of several sources of Deep Randomness of type (a) or (b).

US Pat. No. 10,396,980

DETERMINING A CHANGE TO PRODUCT INFORMATION OR USER INFORMATION VIA HASHING

Capital One Services, LLC...

1. A method, comprising:receiving, by a server device, a message indicating an interest of a user in a product;
obtaining, by the server device, first information concerning a plurality of attributes of the product;
determining, by the server device, a price of the product based on the first information;
causing, by the server device, display of the price by a user device;
generating, by the server device, two or more first hash values based on the first information,
wherein a particular first hash value of the two or more first hash values is associated with a particular attribute of the plurality of attributes;
generating, by the server device, a first bit-string that includes the two or more first hash values;
obtaining, by the server device and after generating the first bit-string, second information concerning the plurality of attributes of the product;
generating, by the server device, two or more second hash values based on the second information,
wherein a particular second hash value of the two or more second hash values is associated with the particular attribute of the plurality of attributes;
generating, by the server device, a second bit-string that includes the two or more second hash values;
determining, by the server device, a change to an attribute of the plurality of attributes based on the first bit-string and the second bit-string;
determining, by the server device, a new price of the product based on the change to the attribute; and
causing, by the server device, display of the new price and the change by the user device.

US Pat. No. 10,396,979

METHODS AND SYSTEMS FOR CREATING A UNIQUE IDENTIFICATION NUMBER TO MAINTAIN CUSTOMER PRIVACY

HONDA MOTOR CO., LTD., T...

1. A system comprising:a memory that stores instructions for executing processes for creating a unique identification number to maintain customer privacy; and
a processor configured to execute the instructions, wherein the instructions cause the processor to:
generate a first identification number based on vehicle information and a timestamp;
perform a first hashing function on the first identification number to create a second identification number;
perform a second hashing function on the second identification number and a customer identification number to create a third identification number;
transmit an allocation resource request to a third party provider, the allocation resource, request including the third identification number and a location of a vehicle; and
transmit a charging schedule to the vehicle upon receipt of a response to the allocation resource request from the third party provider, the response to the allocation resource request including the third identification number.

US Pat. No. 10,396,978

CRYPTO DEVICES, STORAGE DEVICES HAVING THE SAME, AND ENCRYPTION AND DECRYPTION METHODS THEREOF

Samsung Electronics Co., ...

1. A method for encryption or decryption of data in a crypto device having at least one crypto core, the method comprising:determining whether an operating mode of the crypto device is (i) a normal mode in which first to n-th encryptions with respect to first to n-th block data of a sector are sequentially performed or first to n-th decryptions with respect to the first to n-th block data of the sector are sequentially performed, or (ii) an acceleration mode in which k-th encryption with respect to k-th block data of the sector is immediately performed or k-th decryption with respect to the k-th block data of the sector is immediately performed, n being an integer, and k being greater than or equal to 2 and less than n; and
in response to determining that the operating mode of the crypto device is the acceleration mode,
generating a k-th tweak value corresponding to the k-th block data, by at least one multiplication operation including an exclusive-OR (XOR) operation and a shift operation, without performing the first to (k?1)-th encryptions or the first to (k?1)-th decryptions; and
immediately performing the k-th encryption or the k-th decryption with respect to the k-th block data using the k-th tweak value.

US Pat. No. 10,396,975

CLOCK RECOVERY SYSTEM AND METHOD FOR NEAR FIELD COMMUNICATION WITH ACTIVE LOAD MODULATION

Maxim Integrated Products...

1. A system comprising:a tank circuit to receive a first signal transmitted from a near field communication reader;
a synchronization circuit to synchronize a clock to the first signal;
a transmitter to transmit data utilizing the clock from the tank circuit to the near field communication reader utilizing active load modulation; and
a control circuit to disable the synchronization circuit during a modulation period of the active load modulation and to reduce energy remaining in the tank circuit at an end of the modulation period.

US Pat. No. 10,396,974

SELF-TESTING OF A PHASE-LOCKED LOOP USING A PSEUDO-RANDOM NOISE

NXP B.V., Eindhoven (NL)...

1. An apparatus comprising:signal control circuitry configured and arranged to provide a reference clock signal carrying pseudo-random phase noise and as derived from an application clock signal and pseudo-random noise;
a phase-locked loop (PLL) including a phase detector being configured and arranged to, responsive to the reference clock signal, provide an output signal that is related to the phase of the reference clock signal; and
a correlation circuit configured and arranged to self-test the PLL by cross-correlating a signal corresponding to the output signal from the phase detector with the pseudo-random noise and, in response, by assessing results of the cross-correlation relative to a known threshold indicative of a performance level of the PLL, the correlation circuit including at least one summing circuit and a filter circuit configured and arranged to derive a PLL impulse response from a difference between the cross-correlation result between a phase error signal and the pseudo-random noise and an auto-correlation of the pseudo-random noise.

US Pat. No. 10,396,973

CLOCK REGENERATION CIRCUIT, SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE AND RF TAG

FUJITSU LIMITED, Kawasak...

1. A clock regeneration circuit, comprising:a pattern detection circuit that detects a pattern having a time interval determined in advance in an input signal; and
a signal processing circuit that generates a clock by variably controlling a time interval for oscillation based on the time interval of the detected pattern,
wherein the pattern detection circuit detects a pattern having a time interval determined in advance between a first signal edge at which a signal level of the input signal changes and a second signal edge at which the signal level changes next to the first signal edge.

US Pat. No. 10,396,972

PRECISE TIME SYNCHRONIZATION ACROSS OPTICAL MODULES FOR GROUP ALIGNMENT

Ciena Corporation, Hanov...

1. An optical system supporting timing synchronization and alignment or deskewing across optical modules, the optical system comprising:a plurality of optical devices each providing an Optical Tributary Signal (OTSi) which is part of an Optical Tributary Signal Group (OTSiG); and
a management communication mechanism between the plurality of optical devices, wherein the management communication mechanism is Ethernet over one of a standards-based interface based on a Multi Source Agreement (MSA) or Optical Internetworking Forum (OIF) Digital Coherent Optics (DCO), a backplane interface, and an external interface connected via cables,
wherein each of the plurality of optical devices are timing synchronized using the management communication mechanism and Precision Time Protocol (PTP) messaging.

US Pat. No. 10,396,970

ADAPTIVE RELAY SCHEMES AND VIRTUAL FULL-DUPLEX RELAY OPERATION

TELEFONAKTIEBOLAGET LM ER...

1. A wireless communication node, comprising:a processor and memory storing instructions that, when executed by the processor, cause the wireless communication node to:
generate a block of information bits for a source message;
identify a current time slot as an odd time slot or an even time slot; and
in response to identifying the current time slot as an odd time slot or an even time slot, encode the block of information bits into a codeword, generate a modulated signal from the codeword, and transmit the modulated signal as the source message to a corresponding odd-time relay group or even-time relay group during the current time slot,
wherein each of the odd-time relay group and the even-time relay group comprises a different set of half-duplex relay nodes disposed between the wireless communication node and a destination node.

US Pat. No. 10,396,969

SYSTEM AND METHOD FOR FULL DUPLEX MAC DESIGNS BASED ON BACKOFF IN FREQUENCY DOMAIN

1. A method comprising:receiving a first frequency tone indicating a first request to transmit first data from a first communication node;
receiving a second frequency tone indicating a second request to transmit second data from a second communication node;
determining, via a processor, a schedule based on the first request and the second request;
receiving, on a frequency channel having a frequency spectrum, the first data from the first communication node; and
while receiving the first data on the frequency channel having the frequency spectrum, transmitting, in full duplex and using the frequency channel having the frequency spectrum, third data to the second communication node according to the schedule, wherein receiving the first data from the first communication node on the frequency channel having the frequency spectrum and transmitting the third data to the second communication node on the frequency channel having the frequency spectrum both utilize a same frequency band comprising the frequency spectrum.

US Pat. No. 10,396,968

METHOD AND DEVICE FOR TRANSMITTING AND RECEIVING DATA BY USING MULTIPLE CARRIERS IN MOBILE COMMUNICATION SYSTEM

Samsung Electronics Co., ...

1. A method for receiving information by a terminal in a communication system, the method comprising:receiving, from a first base station, first information for configuring a secondary set of one or more serving cells associated with a second base station, the first information being received on a primary set of one or more serving cells associated with the first base station;
receiving second information indicating activation or deactivation of at least one secondary cell (SCell);
activating or deactivating at least one SCell associated with the secondary set of one or more serving cells based on the second information, if the second information is received on the secondary set of one or more serving cells; and
activating or deactivating at least one SCell associated with the primary set of one or more serving cells based on the second information, if the second information is received on the primary set of one or more serving cells,
wherein the at least one SCell associated with the secondary set of one or more serving cells is identified based on the first information received from the first base station and the second information received from the second base station, and
wherein the second information comprises one or more bits, each of the one or more bits indicating activating or deactivating the at least one SCell.

US Pat. No. 10,396,967

METHOD AND APPARATUS FOR MANAGING DOWNLINK TO UPLINK INTERFERENCE IN WIRELESS COMMUNICATION SYSTEM

Samsung Electronics Co., ...

1. A method for allocating, by a base station, a resource in a dynamic time division duplex (TDD) system, the method comprising: transmitting, by the base station to a terminal, resource allocation information for an n+k-th transmission time interval (TTI) at an n-th TTI, n being a natural number and k being a natural number; identifying that a packet for a first service is required to be processed at the n+k-th TTI after transmitting the resource allocation information, wherein the first service is for an ultra reliable and low latency communication (URLLC); determining, by the base station, whether to change the resource allocation information based on the identification; generating resource allocation change information indicating to allocate downlink at a whole or part of the n+k-th TTI if the packet is associated with downlink URLLC and uplink is allocated at the n+k-th TTI by the resource allocation information; and transmitting, by the base station to the terminal, resource allocation change information indicating change of the resource allocation information based on the determination to change the resource allocation information to process the first service.

US Pat. No. 10,396,966

PER-PROTOCOL DATA UNIT DELIVERY-PATH INDICATION

NOKIA TECHNOLOGIES OY, E...

1. A method, comprising:sending, by a data-sending protocol entity, a control protocol data unit, wherein said control protocol data unit identifies other protocol data units destined to a data-receiving protocol entity; and
providing in the control protocol data unit, for each of said identified protocol data units, a direct indication of at least one delay figure of a delivery path chosen for an initial transmission of the identified protocol data unit.

US Pat. No. 10,396,965

METHOD AND APPARATUS FOR CONFIGURING FRAME STRUCTURE AND FREQUENCY HOPPING FOR MTC UE IN WIRELESS COMMUNICATION SYSTEM

LG Electronics Inc., Seo...

1. A method for receiving a downlink (DL) channel by a user equipment (UE) in a wireless communication system, the method comprising:receiving, by the UE from a network, configuration information on a cell-specific frequency hopping interval via system information, wherein the cell-specific frequency hopping interval is configured per coverage enhancement (CE) level of the UE, and wherein the cell-specific frequency hopping interval includes N number of subframes;
receiving, by the UE from the network, the DL channel at a first frequency hopping interval, which is based on the configuration information, in a first subband, wherein the first frequency hopping interval includes N number of subframes; and
receiving, by the UE from the network, the DL channel at a second frequency hopping interval, which is based on the configuration information, in a second subband, wherein the second frequency hopping interval includes N number of subframes,
wherein the first subband and the second subband have different frequency locations in a frequency domain.

US Pat. No. 10,396,964

METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING FEEDBACK INFORMATION IN MOBILE COMMUNICATION SYSTEM USING MULTIPLE ANTENNAS

Samsung Electronics Co., ...

1. A method in a mobile communication system, the method comprising:transmitting a configuration message including report mode information, a first channel status indication reference signal (CSI-RS) resource configuration, and a second CSI-RS resource configuration; and
receiving a feedback message including a channel quality indicator (CQI),
wherein a rank indicator and a precoding matrix indicator are included in the feedback message based on the report mode information,
wherein the CQI is generated using both of the first CSI-RS resource configuration and the second CSI-RS resource configuration in case that the configuration message includes a type of multiple input multiple output (MIMO), and
wherein a number of antenna ports associated with the CQI is determined based on a number of antenna ports associated with the first CSI-RS resource configuration and a number of antenna ports associated with the second CSI-RS resource configuration.

US Pat. No. 10,396,962

SYSTEM AND METHOD FOR SELF-CONTAINED SUBSLOT BUNDLING

QUALCOMM Incorporated, S...

1. A method of wireless communication of a base station, comprising:configuring x subframes with a subslot configuration that includes y subslots, y being greater than x, each subslot of the y subslots including a first portion having one or more symbols for carrying at least one of data or control information, a second portion having a gap, and a third portion for carrying acknowledgment (ACK)/negative acknowledgment (NACK) information associated with the first portion, the second portion being between the first portion and the third portion, the second portion and the third portion comprising at most one symbol, wherein at least one subslot of the y subslots crosses a subframe boundary;
sending information indicating the subslot configuration to at least one neighboring base station; and
communicating content with a user equipment (UE) during at least one of the y subslots.

US Pat. No. 10,396,961

METHOD AND SYSTEM FOR COMMUNICATION IN A HYBRID SATELLITE/TERRESTRIAL NETWORK

THALES, Courbevoie (FR)

1. A method for transmitting data in a telecommunication network having a satellite component having at least one satellite to communicate through a satellite link, and a terrestrial component having at least one terrestrial station to communicate through a terrestrial link, said data being organized into a set of packets having an identifier, said telecommunication network comprising at least one bearer, said method comprising the steps, performed for each data packet, of:transmission of a data packet having an identifier from said satellite through said satellite link,
reception of said data packet by the bearer, according to the steps of:
a) reception of said data packet transmitted by said satellite through the satellite link,
b) recovery of the identifier and verification of correct reception of said data packet,
c) in the event of incorrect reception of the data packet, transmission of a negative acknowledgement message comprising the identifier of the data packet to at least said terrestrial station through the terrestrial link, and
d) reception of a data packet corresponding to said identifier that is transmitted by the terrestrial station in response to the negative acknowledgement message through the terrestrial link,
processing said data packet by the terrestrial station, according to the steps of:
A) receiving the data packet from said satellite through the satellite link,
B) recovering the identifier and verifying the correct reception of the data packet,
C) in the event of correct reception of said data packet, memory storing the data packet and the identifier in a database,
D) when receiving a negative acknowledgement message transmitted by the bearer having a data packet identifier through the terrestrial link:
E) recovering the identifier transmitted in the negative acknowledgement message,
F) recovering, from the database, the data packet corresponding to the identifier, and
G) transmitting the data packet recovered from the database to said bearer through the terrestrial link so that said data packet is received by the bearer before the retransmission of the data packet made from the satellite.

US Pat. No. 10,396,960

METHOD FOR TRANSMITTING CONTROL INFORMATION ON TRANSMISSION POINTS AND CORRESPONDING TRANSMISSION POINT, AS WELL AS METHOD FOR MAPPING UPLINK CONTROL CHANNEL RESOURCE OF TERMINAL AND CORRESPONDING TERMINAL

KT CORPORATION, Gyeonggi...

1. A control information transmission method of a transmission/reception point for transmitting control information with respect to a User Equipment (UE) through a data region of a resource block pair of a subframe, the method comprising:allocating, to the UE, at least one of downlink control channel sets each formed of X resource block pairs of the subframe, where the at least one of downlink control channel sets includes a Physical Downlink Control Channel (PDCCH) in the data region and the X is a natural number greater than or equal to 1 and less than or equal to a number of resource blocks (RBs) in the entire band;
transmitting, to the UE, uplink control channel resource starting offset indication information separately determined for each of the at least one of downlink control channel sets in the data region; and
transmitting, to the UE, the control information through at least one control channel element indexed for each downlink control channel set,
wherein:
the control information includes downlink scheduling information;
a lowest index of the control channel element through which the control information is transmitted and the uplink control channel resource starting offset indication information are used as components for resource determination when an uplink control channel resource mapping is performed for ACK/NACK with respect to a Physical Downlink Shared Channel (PDSCH) allocated based on the downlink scheduling information;
the downlink scheduling information includes dynamic offset indication information; and
the dynamic offset indication information is used as another component for resource determination when the uplink control channel resource mapping is executed for ACK/NACK with respect to the PDSCH allocated based on the downlink scheduling information;
wherein the X resource block pairs of the subframe are 4, 8, or 16 resource block pairs; and
wherein each of the at least one of downlink control channel sets is configured to be one of a localized downlink control channel set and a distributed downlink control channel set;
when the downlink control channel set is configured to be the localized downlink control channel set, resource element groups forming each control channel element are located in a single physical resource block pair; and
when the downlink control channel set is configured to be the distributed downlink control channel set, resource element groups forming each control channel element are located in two or more physical resource block pairs.

US Pat. No. 10,396,958

METHOD AND DEVICE FOR TRANSMITTING AND RECEIVING CHANNEL STATE INFORMATION IN DOWNLINK COORDINATED MULTI-POINT SYSTEM

Samsung Electronics Co., ...

1. A method by a terminal, the method comprising:receiving a plurality of channel state information (CSI)-reference signals (CSI-RSs) from a plurality of transmission points;
determining at least one CSI for each of the CSI-RSs;
determining, based on the at least one CSI, a phase difference value for the plurality of transmission points;
determining channel quality information (CQI) for the plurality of transmission points based on a precoding matrix determined by using the phase difference value; and
transmitting the at least one CSI and the CQI for the plurality of transmission points.

US Pat. No. 10,396,956

CHANNEL IDENTIFICATION IN A MIMO TELECOMMUNICATIONS SYSTEM

CommScope Technologies LL...

1. A channel identification system for a MIMO telecommunication system wirelessly communicating with terminal devices, comprising:an interface device communicatively couplable to a first port and a second port of a base station for receiving downlink signals on channels corresponding to the first port and the second port; and
a processing device disposed in the MIMO telecommunication system, wherein the processing device is couplable to the interface device and has instructions that are executable by the processing device and are configured to cause the processing device to:
decode a broadcast channel for a signal of the downlink signals having an embedded synchronization signal;
extract a first cell-specific reference signal from one of: (a) a first downlink signal of the downlink signals that does not include the embedded synchronization signal or (b) a second downlink signal of the downlink signals that includes the embedded synchronization signal and is associated with a secondary channel of the channels;
generate a second cell-specific reference signal using signal information from at least one of the downlink signals; and
determine a channel identification corresponding to at least one channel of the channels by correlating the first cell-specific reference signal and the second cell-specific reference signal.

US Pat. No. 10,396,955

METHOD FOR TRANSMITTING AND RECEIVING REFERENCE SIGNAL IN WIRELESS COMMUNICATION SYSTEM

Samsung Electronics Co., ...

1. A method for transmitting a reference signal (RS) in a wireless communication system, the method comprising:configuring transmission resources by including at least one first resource block (RB) to which the RS is not mapped, and two RBs to which the RS is mapped, the at least one first RB and the two RBs are placed along a frequency axis in a first subframe, and the at least one first RB is between the two RBs;
transmitting a first message, the first message indicating a spacing between the two RBs to which the RS is mapped and an RB offset, wherein the RB offset indicates positions of the two RBs to which the RS is mapped, the spacing comprising an interval within a subframe having the two RBs to which the RS is mapped; and
transmitting the RS in the configured transmission resources.

US Pat. No. 10,396,954

METHOD AND APPARATUS FOR USE WITH A RADIO DISTRIBUTED ANTENNA SYSTEM HAVING A CLOCK REFERENCE

1. A method, comprising:receiving, by a system including circuitry, a modulated signal in a first spectral segment, wherein the modulated signal conforms to a signaling protocol of a mobile communication device;
converting, by the system, the modulated signal in the first spectral segment to the modulated signal in a second spectral segment based on a signal processing of the modulated signal and without modifying the signaling protocol of the modulated signal, wherein the second spectral segment is outside the first spectral segment;
transmitting, by the system, instructions in a control channel to direct a network element of a distributed antenna system to convert the modulated signal in the second spectral segment to the modulated signal in the first spectral segment; and
transmitting, by the system, a clock signal with the modulated signal in the second spectral segment to the network element of the distributed antenna system, wherein the clock signal synchronizes timing of digital control channel processing of the network element to recover the instructions from the control channel and wherein the clock signal is transmitted outside a frequency spectrum of the control channel.

US Pat. No. 10,396,952

WIRELESS DEVICE, METHOD, AND COMPUTER READABLE MEDIA FOR MULTIPLY-USER REQUEST-TO-SEND AND CLEAR-TO-SEND AND UPLINK ACK PROTECTION IN A HIGH EFFICIENCY WIRELESS LOCAL-AREA NETWORK

Intel IP Corporation, Sa...

1. An apparatus of a high-efficiency (HE) access point (AP), the apparatus comprising: memory; andprocessing circuitry' coupled to the memory, the processing circuitry' configured to:
encode a trigger frame for multi-user request-to-send (MU-RTS), the trigger frame comprising for each of a plurality of HE stations (STAs), an association identification (AID) of a HE station (STA) and a corresponding channel allocation for the HE STA identified by the AID, wherein the trigger frame indicates each of the plurality' of HE STAs are to simultaneously respond with a CTS frame on each 20 MHz subchannel indicated in the corresponding channel allocation; and generate signaling to cause the HE AP to transmit the trigger frame;
wherein the trigger frame further comprises a duration field, wherein a value of the duration field is set to a duration to indicate a deferral duration for wireless devices not participating in the MU-RTS
wherein the plurality of HE STAs are to encode a value of a duration field of the CTS frames based on the value of the duration field of the trigger frame.

US Pat. No. 10,396,951

APPARATUS FOR TRANSMITTING BROADCAST SIGNALS, APPARATUS FOR RECEIVING BROADCAST SIGNALS, METHOD FOR TRANSMITTING BROADCAST SIGNALS AND METHOD FOR RECEIVING BROADCAST SIGNALS

LG ELECTRONICS INC., Seo...

1. An apparatus for transmitting a broadcast signal, the apparatus comprising:an encoder to encode service data which is carried by a Data Pipe (DP);
a mapper to map the encoded service data;
a time interleaver to interleave the mapped service data according to a time interleaving mode,
the time interleaver for a first mode of the time interleaving mode including:
a block interleaver to interleave data in a Time Interleaving (TI) block in an interleaving frame of the service data,
the TI block including a number of Forward Error Correction (FEC) blocks and a number of virtual FEC blocks that is a difference between a maximum number of FEC blocks of the TI block and the number of FEC blocks in the TI block, the virtual FEC blocks are ahead of the FEC blocks in the TI block;
a convolutional interleaver to split the TI block into interleaving units and spread the interleaving units over one or more signal frames;
a frame builder to build the one or more signal frames including the time interleaved service data;
a modulator to modulate data in the one or more signal frames by an Orthogonal Frequency Division Multiplex (OFDM) scheme; and
a transmitter to transmit the broadcast signal having the modulated data,
the broadcast signal including information for the time interleaving mode and information for the first mode of the time interleaving mode.

US Pat. No. 10,396,949

METHOD AND EQUIPMENT FOR PROCESSING INTERFERENCE SIGNALS

Samsung Electronics Co., ...

1. A terminal, comprising:a transceiver configured to receive scheduling configuration information of at least two first neighbor base stations from a base station; and
a controller configured to control the transceiver:
in response to the scheduling information comprising identification information on a second neighbor base station transmitting a strongest interference signal among the at least two first neighbor base stations, to detect an interference signal of a second neighbor base station identified based on the scheduling information and perform interference cancellation on the detected interference signal of the second neighbor base station,
in response to the scheduling information comprising identification information on at least two third neighbor base stations among the at least two first neighbor base stations, to detect an interference signal of the at least two third neighbor base stations and to perform interference cancellation on the detected interference signals of the at least two third neighbor base stations, and
in response to the scheduling information not comprising identification information on the second neighbor base station or the identification information on the at least two third neighbor base stations and all of the at least two first neighbor base stations having the same scheduling information, to select at least one neighbor base station of the at least two first neighbor base stations and detect an interference signal of the selected at least one neighbor base station, and
to perform interference cancellation on the detected interference signal of the selected at least one neighbor base station.

US Pat. No. 10,396,948

ULTRASONIC MULTIPLEXING NETWORK FOR IMPLANTABLE MEDICAL DEVICES

Northeastern University, ...

1. A system for transmitting data ultrasonically through biological tissue comprising:a network comprising a plurality of nodes, at least a portion of the nodes implantable within a body;
a first node implantable in the body and comprising an ultrasonic transducer and a transmitter, and a second node comprising an ultrasonic receiver;
the transmitter at the first node including an orthogonal frequency division multiplexing (OFDM) signal generator operative to encode an input information bit stream on orthogonal subcarriers for transmission as an ultrasonic signal through the body to the ultrasonic receiver at the second node, wherein OFDM packets carrying information bits are preceded by a preamble to provide a starting point of a packet to perform time synchronization; and
the ultrasonic receiver at the second node operative to decode the ultrasonic signal received from the first node to recover the information bit stream.

US Pat. No. 10,396,945

PACKET NUMBER REPRESENTATION FOR MULTICAST CHANNEL BLOCK ERROR RATE REPORTING

NOKIA TECHNOLOGIES OY, E...

1. A method, comprising:determining a number of packets corresponding to a block error rate of a multicast channel;
encoding the number of packets using an encoding format comprising a plurality of granularities and at least one threshold, wherein multiple thresholds are used to separate the plurality of granularities; and
transmitting the number of packets in a report.

US Pat. No. 10,396,944

LOW LATENCY CORRUPT DATA TAGGING ON A CROSS-CHIP LINK

International Business Ma...

1. An apparatus for low latency corrupt data tagging on a cross-chip link, the apparatus comprising a computer processor, a computer memory operatively coupled to the computer processor, the computer memory having disposed within it computer program instructions that, when executed by the computer processor, cause the apparatus to carry out the steps of:receiving, from the cross-chip link, a control flit comprising a virtual channel identifier for an incoming data flit;
storing the virtual channel identifier in a data pipeline and a bad data indicator (BDI) pipeline;
receiving, from the cross-chip link, the incoming data flit into the data pipeline;
moving, based on the virtual channel identifier in the data pipeline, the data flit from the data pipeline into an entry in a virtual channel queue corresponding to the virtual channel identifier;
receiving, from the cross-chip link, a BDI for the data flit into the BDI pipeline; and
moving, based on the virtual channel identifier in the BDI pipeline, the BDI for the data flit from the BDI pipeline into an entry in a BDI array corresponding to the entry in the virtual channel queue storing the data flit.

US Pat. No. 10,396,943

ASYMMETRIC DOWNLINK-UPLINK TRANSMISSION TIME INTERVAL CONFIGURATIONS FOR LOW LATENCY OPERATION

QUALCOMM Incorporated, S...

1. A method for wireless communication, comprising:identifying a first transmission time interval (TTI) length for downlink transmissions;
identifying a second TTI length for uplink transmissions, the second TTI length being longer than the first TTI length;
determining a feedback process transmission timing based at least in part on one or more of the first TTI length or the second TTI length;
grouping feedback information for two or more consecutive downlink transmissions for transmission in a subsequent transmission; and
transmitting the subsequent transmission according to the feedback process transmission timing.

US Pat. No. 10,396,942

METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DATA IN A COMMUNICATION SYSTEM

Samsung Electronics Co., ...

1. A method of a receiver in a wireless communication system, the method comprising:receiving packets;
identifying whether there are non-received packets among packets transmitted from a transmitter; and
transmitting a status report including an extension bit 3 (E3) field indicating whether there are consecutively non-received packets based on there being the non-received packets,
wherein a length of the E3 field is 1 bit.

US Pat. No. 10,396,941

RESOLVING CONCURRENT COMMUNICATIONS AT A RELAY USER EQUIPMENT (UE)

INTEL CORPORATION, Santa...

1. An apparatus of an eNodeB operable to control communications at a relay user equipment (UE), the apparatus comprising one or more processors and memory configured to:select, the relay UE to relay proximity services (ProSe) traffic between the eNodeB and a remote UE based on one or more relay quality indicators associated with the relay UE; and
communicate, to the relay UE, control signaling to configure one or more orthogonal timelines to cause the relay UE to resolve ProSe communications between the relay UE and the remote UE that conflict with uplink hybrid automatic repeat request (HARQ) acknowledgement (ACK) or negative acknowledgement (NACK) transmissions from the relay UE to the eNodeB,
wherein the control signaling communicated from the eNodeB to the relay UE configures a reduction in a number of uplink subframes used for HARQ ACK/NACK transmissions at the relay UE in order to resolve conflicts between ProSe communications at the relay UE with the remote UE and HARQ ACK/NACK transmissions from the relay UE to the eNodeB.

US Pat. No. 10,396,940

SCHEDULING DOWNLINK DATA WITH MULTIPLE SLOT FEEDBACK CHANNEL CONFIGURATION IN WIRELESS COMMUNICATION SYSTEMS

1. A method, comprising:configuring, by a network device comprising a processor, a user equipment with a repetition factor greater than one, wherein the repetition factor is applicable to repetition of hybrid automatic repeat request acknowledgements to be sent by the user equipment via a physical resource uplink control channel in response to information transmitted by the network device to the user equipment on a physical downlink shared channel; and
configuring, by the network device, the user equipment to repeat the hybrid automatic repeat request acknowledgements, resulting in repeated hybrid automatic repeat request acknowledgements, according to the repetition factor using physical uplink control channel resources that are orthogonal to physical downlink shared channel resources with respect to overlapping transmission time slots, to reduce an interference between physical resource uplink control channel resources and physical downlink shared channel resources in a same time slot.

US Pat. No. 10,396,938

RECEPTION DEVICE AND RECEPTION METHOD

PANASONIC INTELLECTUAL PR...

1. A reception device that receives a multiplexed signal into which a plurality of data series have been multiplexed by superposition coding, and derives the plurality of data series from the multiplexed signal, the plurality of data series including a first data series in a first layer and a second data series in a second layer, the reception device comprising:a receiver that receives the multiplexed signal;
a first demapper that demaps the multiplexed signal, with a second modulated symbol stream of the second data series being included in the multiplexed signal as an undetermined signal component, to generate a first bit likelihood stream of the first data series;
a second demapper that demaps the multiplexed signal, with a first modulated symbol stream of the first data series being included in the multiplexed signal as an undetermined signal component, to generate a second bit likelihood stream of the second data series;
a first decoder that performs error control decoding on the first bit likelihood stream to derive the first data series; and
a second decoder that performs error control decoding on the second bit likelihood stream to derive the second data series,
wherein the multiplexed signal received by the receiver is a signal on which the first modulated symbol stream and the second modulated symbol stream are superposed at a predetermined amplitude ratio, and in which a polarity of a real part and a polarity of an imaginary part of each modulated symbol in the second modulated symbol stream are controlled in accordance with the first modulated symbol stream, the first modulated symbol stream being generated by mapping a first bit stream of the first data series, the second modulated symbol stream being generated by mapping a second bit stream of the second data series.

US Pat. No. 10,396,935

METHOD AND DEVICE FOR TRANSMITTING UPLINK CONTROL SIGNAL IN WIRELESS COMMUNICATION SYSTEM

LG ELECTRONICS INC., Seo...

1. A method for transmitting acknowledgement/negative-acknowledgement (ACK/NACK) information in a wireless communication system, the method performed by a user equipment (UE) and comprising:receiving a physical downlink shard channel (PDSCH); and
transmitting the ACK/NACK information for the PDSCH through a physical uplink control channel (PUCCH) resource,
wherein if the UE receives the PDSCH with a corresponding downlink control channel having an ACK/NACK resource indicator (ARI) field, the PUCCH resource is determined based on the ARI field, and
wherein if the UE receives the PDSCH without the corresponding downlink control channel, the PUCCH resource is determined based on a radio resource control (RRC) message.

US Pat. No. 10,396,933

BANDWIDTH CODING FOR CHANNEL BONDING ACCESS

INTEL IP CORPORATION, Sa...

12. A method comprising:sending, via a radio, a first frame, the first frame to include a data portion and a control portion following the data portion, the control portion to include an indication of first bandwidth information, the first bandwidth information comprising an indication of a plurality of channels within a frequency, the control portion comprising a parity portion and a bandwidth indication portion, the control portion comprising a low-density parity-check (LDPC) codeword; and
transmitting an information element, via the radio, during a transmit opportunity (TxOP) established based on the first frame, the TxOP comprising channel bonding based in part on the first bandwidth information.

US Pat. No. 10,396,932

METHOD FOR OPERATING A MOBILE COMMUNICATION NETWORK

NEC CORPORATION, Tokyo (...

1. A method for operating a mobile communication network, the method comprising:a) identifying link processing jobs running on one or more entities in the mobile communication network which cause an increase of data transmission delay in a communication link between a radio access network and a core network of the mobile communication network, wherein the data transmission delay includes a packet delay caused by a decoding process and/or encoding process, wherein the decoding process and/or encoding process is a decoding process and/or encoding process of an applied forward error correction on the communication link;
b) selecting one or more of the identified link processing jobs based on the respective data transmission delays; and
c) adapting link parameters of the selected link processing jobs of the communication link depending on latency requirements of a service using the communication link, wherein depending
(i) on a decoding time constraint indicating a maximum allowable decoding time for a turbo-decoder and/or
(ii) on an encoding time constraint indicating a maximum allowable encoding time for a turbo-encoder,
and parameters of a modulation-and-coding scheme, a maximum number of iterations for the turbo-decoder and/or turbo-encoder is provided.

US Pat. No. 10,396,931

FIRST NETWORK NODE, SECOND NETWORK NODE AND METHODS FOR TRANSMITTING AND RECEIVING A PROTOCOL DATA UNIT

Telefonaktiebolaget LM Er...

1. A method performed by a first network node, for transmitting a Radio Link Control (RLC) Unacknowledged Mode (UM) Protocol Data Unit (PDU) to a second network node, which first network node and second network node operate in a third generation partnership project (3GPP) wireless communications network, which 3GPP wireless communications network provides a first channel and a second channel, the method comprising:when it is detected by the first network node that the RLC UM PDU has failed to be transmitted over the first channel, wherein the first channel is represented by an unlicensed channel (ULC), deciding to redirect the RLC UM PDU to be transmitted over the second channel, and when RLC UM PDU is too large to be sent in a single transmission over the second channel, wherein the second channel is represented by a Licensed channel (LC),
dividing the RLC UM PDU into two or more re-segmented RLC UM PDUs; and
transmitting the two or more re-segmented RLC UM PDUs to the second network node over the second channel,
wherein each re-segmented RLC UM PDU comprises the following indications:
that the PDU is re-segmented;
an order indicator related to the re-segmented RLC UM PDU; and
whether or not the re-segmented RLC UM PDU is a last re-segmented RLC UM PDU out of the two or more re-segmented RLC UM PDUs,
wherein the indications are comprised in a header of the re-segmented RLC UM PDU.

US Pat. No. 10,396,930

NOMA SCHEME DATA RECEIVING METHOD AND USER EQUIPMENT

LG ELECTRONICS INC., Seo...

1. A method of receiving data using a Non-Orthogonal Multiple Access (NOMA) scheme, the method performed by a user equipment (UE) and comprising:receiving, by the UE, downlink control information (DCI) for a NOMA scheme and downlink data including interference data based on the DCI,
wherein the DCI includes a hybrid automatic repeat request (HARQ) ACK or HARQ NACK,
wherein the HARQ ACK included in the DCI indicates that another UE, which has been allocated with the same frequency-time resource to the UE, has previously performed successful reception of the interference data, and
wherein the HARQ NACK included in the DCI indicates that the another UE has not previously performed successful reception of the interference data;
decoding, by the UE, the interference data based on (i) that the DCI includes the HARQ ACK, or based on (ii) that the DCI includes the HARQ NACK and the UE has not previously performed successful reception of the interference data;
cancelling, by the UE, the interference data from the received downlink data based on a result of the decoding of the interference data; and
decoding, by the UE, the remaining downlink data after the interference data have been cancelled.

US Pat. No. 10,396,929

ALL-OPTICAL REGENERATION SYSTEM FOR OPTICAL WAVELENGTH DIVISION MULTIPLEXED COMMUNICATION SYSTEMS

Danmarks Tekniske Univers...

1. An all-optical regeneration system for regeneration of optical wavelength division multiplexed (WDM) data signals in an optical WDM communication system, the all-optical regeneration system comprising:a WDM-to-OTDM converter configured for converting an input WDM data signal comprising multiple wavelength channels into an input optical time domain multiplexing (OTDM) data signal comprising multiple time multiplexed time channels,
an all-optical regenerator unit being applicable depending on the modulation format of said input WDM data signal and configured for regenerating the input OTDM data signal into an output OTDM data signal, wherein the all-optical regenerator is configured to work at a high bitrate value that is substantially a bitrate of a single wavelength channel of the multiple wavelength channels times a number of the multiple wavelength channels, and
an OTDM-to-WDM converter for converting the output OTDM data signal to an output WDM data signal, wherein
said all-optical regenerator system is suitable for phase-keyed information, and an input of the all-optical regenerator unit is in optical communication with an output of the WDM-to-OTDM converter, and an output of the all-optical regenerator unit is in optical communication with an input of the OTDM-to-WDM converter, wherein the WDM-to-OTDM converter and/or the OTDM-to-WDM converter comprises a time-domain optical Fourier transformation (OFT) unit, and the OFT unit comprises a phase-modulation element and a dispersive element.

US Pat. No. 10,396,926

APPARATUS AND METHOD FOR SUPPRESSING INTER-CELL INTERFERENCE IN WIRELESS COMMUNICATION SYSTEM

Samsung Electronics Co., ...

1. A method for operating a base station (BS), comprising:transmitting, to a terminal served by the BS, information regarding a first time-frequency resource used for the terminal served by the BS;
receiving, from an adjacent BS, interference information and information regarding a second time-frequency resource used for a terminal served by the adjacent BS, wherein the second time-frequency resource is a time-frequency resource overlapped with the first time-frequency resource;
performing a decoding of a combined signal comprising first data from the terminal served by the BS and second data from the terminal served by the adjacent BS on the overlapped time-frequency resource, based on the interference information and the information regarding the second time-frequency resource; and
identifying the first data from the combined signal based on a result of the decoding,
wherein the interference information indicates an interference on the first time-frequency resource by the terminal served by the adjacent BS.

US Pat. No. 10,396,925

SMALL CELL INTERFERENCE COORDINATION METHOD AND WIRELESS COMMUNICATION DEVICE

SONY CORPORATION, Tokyo ...

1. A method for performing interference coordination between small cells, comprising:obtaining movement information on at least one of the small cells;
determining a relative moving condition between the small cells at least based on the movement information;
estimating a Doppler shift of a signal between the small cells based on the relative moving condition; and
performing an interference alignment strategy between the small cells based on the estimated Doppler shift, wherein
the interference alignment is performed by a method based on frequency shift, and
the interference alignment performed by the method based on frequency shift comprises:
in a case that, in frequency domain, subcarriers with first numbers of a transmission signal of a first small cell of the at least one of the small cells carry signals while subcarriers with the other numbers are set to carry no signal, performing a frequency shift on a transmission signal of a second small cell of the at least one small cells, so that, in frequency domain, subcarriers with the first numbers of a signal received by the first small cell from the second small cell carry no signals while subcarriers with the other numbers carry signals.

US Pat. No. 10,396,923

NETWORK CONFIGURATION

Samsung Electronics Co., ...

1. A method of managing a communication network, the method comprising:receiving first data including at least one instantaneous throughput and at least one location of at least one terminal, and second data including locations, beam patterns and channels of a plurality of base stations, the second data is from the plurality of base stations;
identifying at least one base station among the plurality of base stations that the at least one terminal is to connect with, based on the first data and the second data; and
transmitting, to each of the at least one terminal, information indicating the identified at least one base station,
wherein identifying the at least one base station that the at least one terminal is to connect with comprises:
if a randomly generated real valued number is smaller than a pre-defined value, identifying at least one base station among the plurality of base stations that the at least one terminal is to connect with such that an instantaneous network throughput of all terminals is maximized; and
if the randomly generated real valued number is larger than or equal to the pre-defined value, randomly selecting at least one base station among the plurality of base stations that the at least one terminal is to connect with.

US Pat. No. 10,396,922

APPARATUS AND MECHANISM TO SUPPORT MULTIPLE TIME DOMAINS IN A SINGLE SOC FOR TIME SENSITIVE NETWORK

TEXAS INSTRUMENTS INCORPO...

1. A system on a chip (SoC) integrated circuit (IC), comprising:one or more registers;
a plurality of programmable logic gates configured to provide a configurable communication path, between a first selected input of a plurality of inputs and a first selected output of a plurality of outputs, based on a value stored in the one or more registers;
at least a first of the plurality of inputs configured for being communicably coupled to a first time source;
at least a second of the plurality of inputs configured for being communicably coupled to a second time source;
a first subset of the plurality of outputs configurable to provide first timing information determined from the first time source; and
a second subset of the plurality of outputs configurable to provide second timing information determined from the second time source,
wherein the first selected input is configured to represent information pertaining to a first timing master, the first selected output is configurable to provide timing information to a first timing slave, the first timing master and the first timing slave supporting a first time domain within a time-sensitive network (TSN), the first timing master deriving the first timing information for the first time domain from either the first time source or the second time source;
wherein a second selected input of the plurality of inputs is configured to represent information pertaining to a second timing master, a second selected output of the second subset is configurable to provide timing information to a second timing slave, the second timing master and the second timing slave supporting a second time domain within the TSN, the second timing master deriving the second timing information for the second time domain from a different one of the first time source or the second time source than the first time domain; and
wherein the SoC is configured to provide both the first timing information and the second timing information concurrently.

US Pat. No. 10,396,920

METHODS AND SYSTEMS FOR AN IMPROVED COMMUNICATION NETWORK

Cox Communications, Inc.,...

1. A method comprising:receiving, at a first device, a first signal over a first medium, the first signal comprising a first portion and a second portion;
extracting by a processor a third portion of the first signal, the third portion being at least a portion of the first portion of the first signal, the third portion being intended for receipt by a second device associated with a particular user account;
providing power to the first device using at least a fourth portion of the first signal, the fourth portion being at least a portion of the second portion of the first signal;
combining at least a fifth portion of the first signal with the third portion of the first signal to generate a second signal, the fifth portion of the first signal being at least a portion of the second portion of the first signal; and
providing the second signal to the second device.

US Pat. No. 10,396,913

SYSTEM AND METHOD FOR PEAK FLOW DETECTION IN A COMMUNICATION NETWORK

Opanga Networks, Inc., S...

1. A method, comprising:causing delivery of content to a receiving system over a network;
measuring a first data flow rate over the network between a sending system and the receiving system during a first time period;
measuring a second data flow rate over the network between the sending system and the receiving system during a second time period;
determining the reference peak data flow rate, wherein determining the reference peak data flow rate includes calculating a reference peak data flow rate based on the first data flow rate and the second data flow rate when the first data flow rate and the second data flow rate exceed a stored flow rate, and wherein the calculated reference peak data flow rate is stored as the stored flow rate;
determining whether the network is congested by comparing a delivery rate of the content to the reference peak data flow rate; and
when the network is determined to be congested, reducing the delivery rate of the content to the receiving system.

US Pat. No. 10,396,893

SYSTEM AND METHODS FOR DETERMINING PROPAGATION DELAY

HUAWEI TECHNOLOGIES CO., ...

1. A method for determining a propagation delay between a first transceiver and a second transceiver, the method performed by the first transceiver, comprising:transmitting a message to the second transceiver over a first optical fiber,
receiving on the first optical fiber a reply message from the second transceiver including an indication of an internal time for the second transceiver to transmit the reply message, wherein the internal time includes at least part of a time difference between time the second transceiver received the message and time the second transceiver transmitted the reply message;
determining a time interval from the time the message was transmitted to the time the first transceiver received the reply message;
repeating the transmitting, receiving and determining steps to determine the time interval and internal time for several samples;
calculating the propagation delay from the time interval and the internal time for each sample, and calculating an average propagation delay;
configuring the first transceiver to receive data traffic from the second transceiver on a second optical fiber; and
synchronizing the first transceiver and the second transceiver using the calculated propagation delay, wherein synchronizing comprises one of:
adjusting an internal clock of the first transceiver using the calculated average propagation delay and the indication of the internal time, and
transmitting an instruction to the second transceiver to adjust an internal clock associated with the second transceiver using the calculated average propagation delay and an indication of the internal time.

US Pat. No. 10,396,886

RELAY DEVICE REWRITING A DESTINATION ADDRESS BASED ON CONFIGURATION OF A MULTI-HOP NETWORK

Kabushiki Kaisha Toshiba,...

1. A relay device comprising:a reception unit implemented by circuitry and configured to receive a wireless frame transmitted between a plurality of communication devices forming a wireless multi-hop network;
a collection unit implemented by the circuitry and configured to collect configuration information indicating a configuration of the wireless multi-hop network from the communication devices;
a determination unit implemented by the circuitry and configured to determine whether to relay the wireless frame on the basis of the configuration information;
a rewriting unit implemented by the circuitry and configured to, in response to the wireless frame being relayed, rewrite a transmission destination address of the wireless frame to an address of the communication device of a relay destination specified on the basis of the configuration information, and rewrite a transmission source address of the wireless frame to an address of the own device; and
a transmission unit implemented by the circuitry and configured to transmit the wireless frame rewritten by the rewriting unit, wherein
the determination unit determines a first transmission source address and a first transmission destination address associated with the first transmission source address on the basis of a plurality of pieces of configuration information, and in response to the transmission source address of the wireless frame coinciding with the first transmission source address, the determination unit determines to relay the wireless frame to the first transmission destination address,
the configuration information includes a rank value indicating a relay cost, and
the determination unit determines lines an address of a first communication device that has transmitted the configuration information including a minimum rank value among the plurality of pieces of configuration information, to be the first transmission destination address, and determines an address of one or more second communication devices that are not a direct child of the first communication device, to be the first transmission source address.

US Pat. No. 10,396,873

CONTROL SIGNALING IN A BEAMFORMING SYSTEM

MEDIATEK INC., HsinChu (...

1. A method comprising:receiving, by a user equipment (UE), a plurality of control beam transmissions from a base station using a set of control beams in a Millimeter Wave (mmWave) beamforming mobile communication network, wherein each control beam comprises a set of downlink (DL) control resource blocks, a set of uplink (UL) control resource blocks, and an associated set of beamforming weights based on preconfigured control beam configuration, wherein each resource block comprises radio resources on a two-dimensional resource grid of both time domain and frequency domain;
selecting a control beam from the plurality of control beam transmissions based on the preconfigured control beam configuration for establishing a connection with the base station; and
performing random access with the base station using the selected control beam, wherein the UE derives allocated DL and UL resource blocks and a selected set of beamforming weights associated with the selected control beam for the random access, wherein the UE performs the random access with the base station via the derived UL and DL control resource blocks of the selected control beam, and wherein the UE transmits over the derived UL control resource blocks and the selected set of beamforming weights for UL transmission and receives over the derived DL resource blocks using spatially reciprocal beamforming weights for DL reception.

US Pat. No. 10,396,861

CIRCUIT FOR A TRANSPONDER AND METHOD FOR TESTING THE CIRCUIT

Atmel Corporation, San J...

1. A method for testing a circuit for a transponder, the method comprising:operating the circuit in a passive mode such that a first interface of the circuit is supplied with energy from a field, wherein at least one switchable terminal comprising a second interface of the circuit is deactivated while energy from the field is supplied via the first interface;
receiving, via the field, a command by the circuit during the passive mode, the command configured to activate a test routine code, the command causing a branch address pointing to the test routine code to be loaded in a branch register to activate the test routine code;
responsive to the branch address, activating the test routine code;
storing a first test data, generated by the test routine code, and a first session number identifying the first test data, in a memory area of a memory of the circuit, the memory area being predetermined by the test routine code;
storing a second test data, generated by the test routine code, and a second session number identifying the second test data, in the memory area; and
after receiving a subsequent request for the first and second test data, transmitting during the passive mode the first test data and the first session number, together with the second test data and the second session number, during one return transmission via the field.

US Pat. No. 10,396,848

DEVICES, SYSTEMS AND METHODS FOR TRANSMITTING PROTOCOL CONFIGURATION INFORMATION BETWEEN MULTI-PROTOCOL DEVICES

Cypress Semiconductor Cor...

1. A method, comprising:receiving frequency hop configuration data for a first wireless communication protocol via a second wireless communication protocol in second communication circuits; and
configuring first communication circuits to communicate according to the first communication protocol with frequency hopping indicated by the frequency hop configuration data; wherein
the first communication circuits and second communication circuits are formed in a same combination device.

US Pat. No. 10,396,816

PAD ENCODING AND DECODING

International Business Ma...

1. An encoding system, comprising:a writing engine for writing a character to a cell of a multi-dimensional shape;
a determination engine for determining a next empty cell by traversing neighboring cells in the multi-dimensional shape until an empty cell is located;
a loop facilitator for repeating the writing and determining for at least one additional character; and
a serialization engine for serializing the cells into a one dimensional string of characters representing an encoded string of alphanumeric characters.

US Pat. No. 10,396,782

LOSSLESS VARIABLE TRANSMISSION REFLECTION SWITCH CONTROLLED BY THE PHASE OF A MICROWAVE DRIVE

INTERNATIONAL BUSINESS MA...

1. A microwave switch comprising:a first nondegenerate device comprising a first port and a second port; and
a second nondegenerate device comprising another first port and another second port, the second port being coupled to the another second port, wherein the first nondegenerate device and the second nondegenerate device are configured to receive a phase difference in microwave drives.

US Pat. No. 10,396,772

METHODS AND DEVICES TO IMPROVE SWITCHING TIME BY BYPASSING GATE RESISTOR

pSemi Corporation, San D...

1. A switching circuit comprising:a first node;
a second node;
a first terminal;
a second terminal;
a third terminal;
a fourth terminal;
a main FET switch stack;
a bypass FET switch stack, and
wherein:
the main FET switch stack comprises:
a series arrangement of a plurality of main FET switches coupled between the first node and the second node, and
a plurality of main gate resistors, the plurality of the main gate resistors connecting the second terminal to corresponding gates of the plurality of the main FET switches;
the bypass FET switch stack comprises:
a series arrangement of a plurality of first bypass FET switches;
a series arrangement of a plurality of second bypass FET switches;
a plurality of first bypass gate resistors; the plurality of the first bypass gate resistors connecting corresponding gates of the plurality of the first bypass FET switches to the third terminal;
a plurality of second bypass gate resistors; the plurality of the second bypass gate resistors connecting corresponding gates of the plurality of the second bypass FET switches to the fourth terminal, and
a plurality of drain-source resistances, the plurality of the drain-source resistors being coupled across the corresponding drains and sources of the plurality of the first and the second bypass FET switches;
wherein:
drains and sources of the first bypass FET switches are connected to corresponding drains and sources of the second bypass FET switches respectively;
the drains of the bypass FET switches closest to the first terminal and farthest from the second terminal are connected to the first terminal;
the sources of the bypass FET switches closest to the second terminal and farthest from the first terminal are connected to the second terminal;
wherein:
a first supply voltage applied to the first terminal is configured to transition the plurality of the main FET switches from an OFF to an ON state and vice versa;
a second supply voltage applied to the third terminal is configured to open the plurality of the first bypass FET switches when the plurality of the main FET switches are in the OFF or the ON state and to close the plurality of the first bypass FET switches when the plurality of the main FET switches is transitioning from the OFF to the ON state, and
a third supply voltage applied to the fourth terminal is configured to open the plurality of the second bypass FET switches when the plurality of the main FET switches are in the OFF or the ON state and to close the plurality of the second bypass FET switches when the plurality of the main FET switches is transitioning from the ON to the OFF state.

US Pat. No. 10,396,722

POWER AMPLIFIER MODULE

MURATA MANUFACTURING CO.,...

1. A power amplifier module comprising:a divider circuit that divides an input signal into a first signal and a second signal;
a first amplifier that amplifies the first signal and outputs a third signal;
a second amplifier that amplifies the second signal and outputs a fourth signal;
a combining circuit that combines the third signal and the fourth signal and that outputs an amplified signal of the input signal;
a resistance element that electrically connects an output terminal of the first amplifier and an output terminal of the second amplifier to each other; and
a first capacitor connected in parallel to the resistance element, wherein
the combining circuit comprises:
a combiner,
a first inductor connected in series between the output terminal of the first amplifier and the combiner,
a second inductor connected in series between the output terminal of the second amplifier and the combiner, and
a second capacitor having a first end connected to the combiner and a second end grounded, the first inductor and the second capacitor together forming a first phase shifter and the second inductor and the second capacitor together forming a second phase shifter,
wherein a phase of the third signal from the output terminal of the first amplifier to the output terminal of the second amplifier through the combiner is delayed by about 45 degrees in the first phase shifter, and is delayed by about 45 degrees in the second phase shifter,
wherein a phase of the third signal from the output terminal of the first amplifier to the output terminal of the second amplifier through the first capacitor is advanced by about 90 degrees, and
wherein a capacitance value of the second capacitor is about twice a capacitance value of the first capacitor.

US Pat. No. 10,396,710

MONITORING AND EVALUATING PERFORMANCE AND AGING OF SOLAR PHOTOVOLTAIC GENERATION SYSTEMS AND POWER INVERTERS

International Business Ma...

1. A method for monitoring a photovoltaic system having at least one array of photovoltaic panels and at least one inverter system configured to convert output from the array of photovoltaic panels from direct current (DC) to alternating current (AC), the method comprising the steps of:obtaining sensor data from the photovoltaic system, wherein the sensor data comprises i) ambient conditions at the array of photovoltaic panels, ii) photovoltaic panel current and voltage outputs, iii) current and voltage inputs to the inverter system, and iv) current and voltage outputs from the inverter system;
computing an efficiency of the array of photovoltaic panels nPV using the sensor data;
normalizing the efficiency of the array of photovoltaic panels nPV using efficiency specifications provided by a manufacturer of the array of photovoltaic panels;
computing an efficiency of the inverter system nINV using the sensor data;
computing an aging parameter for the array of photovoltaic panels using the efficiency of the array of photovoltaic panels nPV;
computing an aging parameter for the inverter system using the efficiency of the inverter system nINV;
determining whether the aging parameter for the array of photovoltaic panels or the aging parameter for the inverter system exceeds a predetermined threshold level; and
taking action if either the aging parameter for the array of photovoltaic panels or the aging parameter for the inverter system exceeds the predetermined threshold level.

US Pat. No. 10,396,709

METHOD AND APPARATUS FOR IN-SITU HEALTH MONITORING OF SOLAR CELLS IN SPACE

United States of America ...

1. An apparatus comprising:one or more than one solar cells configured for exposure to light;
an analog circuit operatively connected to the one or more than one solar cells comprising:
a metal oxide field effect transistor having a gate;
a small value resistor in series with a channel of the metal oxide field effect transistor; and
wherein this series arrangement is in parallel with the one or more than one solar cells;
a difference amplifier circuit configured to amplify the voltage across the small value resistor to generate a solar cell current output that represents a current through the one or more than one solar cells;
an integrator circuit having a first input and a second input, wherein the first input is connected to a voltage input, wherein the second input is connected to a solar cell voltage output of the one or more than one solar cells, wherein, via the voltage input, the apparatus is configured to receive a desired set point voltage, wherein the integrator circuit is configured to integrate error between the desired set point voltage and the solar cell voltage output to produce an output voltage which is applied to the gate of the metal oxide field effect transistor to generate both the solar cell current output and the solar cell voltage output; and
a voltage divider comprised of two series connected resistors in parallel with the one or more than one solar cells, wherein a common node of the voltage divider is connected to both the second input of the integrator circuit and a voltage measuring output of the apparatus, wherein the solar cell voltage output is provided to the integrator circuit via the connection between the common node and the second input.

US Pat. No. 10,396,708

MAINTAINING A SOLAR POWER MODULE

Saudi Arabian Oil Company...

1. A solar power system, comprising:a plurality of solar power cells mounted on an outer surface of a spherical frame, the spherical frame comprising an inner surface that defines an interior volume;
a heat sink that comprises a hollow housing mounted and enclosed within the interior volume of the spherical frame, the hollow housing fluidly isolating an inner volume of the hollow housing from a housing volume defined between the hollow housing and the inner surface of the spherical frame, the housing volume comprising an annulus cross-section; and
a phase change material positioned in, and fluidly sealed within, the inner volume of the hollow housing of the heat sink such that the phase change material is fluidly isolated from the housing volume of the interior volume of the spherical frame, the phase change material thermally coupled to the inner surface of the spherical frame through the hollow housing and the housing volume to receive heat from the outer surface of the spherical frame.

US Pat. No. 10,396,707

INTEGRATED CZT(S,SE) PHOTOVOLTAIC DEVICE AND BATTERY

International Business Ma...

1. A method of forming an integrated photovoltaic device and battery, the method comprising:forming a photovoltaic device having a substrate, an electrically conductive layer on the substrate, an absorber layer on the electrically conductive layer, a buffer layer on the absorber layer, a transparent front contact on the buffer layer, and a metal grid on the transparent front contact;
removing the substrate and the electrically conductive layer from the photovoltaic device to expose a backside surface of the absorber layer;
forming at least one back contact on the backside surface of the absorber layer; and
integrating the photovoltaic device with a battery, wherein the battery comprises a positive contact and a negative contact, and wherein the integrating comprises facing the at least one back contact with the positive contact of the battery, physically connecting the positive contact of the battery with the at least one back contact on the backside surface of the absorber layer and connecting the negative contact of the battery with the metal grid on the transparent front contact.

US Pat. No. 10,396,706

FLAT ROOF SOLAR SENSOR STRUCTURES AND CLAMP

1. A solar panel clamp for use in affixing solar panels in the channels of elongated purlins comprising:a strip of sheet metal longitudinally bent into an elongated U-shaped channel with a longitudinal mid-portion, designated a clamp end, the the U-shaped channel defining legs oppositely extending from the clamp end, each oppositely extending leg having a distal end defined by the U-shaped channel, the U-shaped channel defining a base of the U-shape and channel sides extending substantially perpendicular to the base for the length of the base except for a plurality of gaps formed in each of the channel sides at the clamp end with the plurality of gaps allowing bending of the U-shaped channel at the clamp end;
gripping teeth formed in the channel sides of each of the oppositely extending legs starting at the distal end of each oppositely extending leg and extending inwardly towards the clamp end;
an inlet hole positioned in the base of the U-shaped channel between the clamp end and the gripping teeth in one of the oppositely extending legs, and a mating outlet hole positioned in the base of the U-shaped channel between the clamp end and the gripping teeth in the other of the oppositely extending legs;
the elongated U-shaped channel transversely bent into a U-shaped clamp with the clamp end defining a bight of the U-shaped clamp and the oppositely extending legs positioned to form substantially parallel, spaced apart opposed legs extending from the clamp end, the gripping teeth formed in the channel sides being oriented in an opposed relationship; and
a position fixing device with at least a portion designed to be received in the inlet and outlet holes and designed to move the spaced apart legs and the gripping teeth formed therein toward each other in a clamping orientation.

US Pat. No. 10,396,704

SOLAR PANEL TRUSS MOUNTING SYSTEMS AND METHODS

Georgia Tech Research Cor...

1. A truss member for mounting to an article of manufacture, comprising:an elongate support member having a first end and a second end;
the first end comprising a first generally conical-shaped member having a base end and an opposite vertex end; and a concave first mounting tab affixed to the first generally conical-shaped member, wherein the concave first mounting tab initiates at at least two points proximate the base end of the first generally conical-shaped member, flares radially outwardly in at least two directions from the first generally conical-shaped member such that the concavity results from curvature in both the axial and perpendicular-to-axial directions, and terminates with a first mounting surface at a position proximate the vertex end of the first generally conical-shaped member, wherein the first mounting surface is positioned at an oblique angle with respect to both an axis of the first generally conical-shaped member and the concave first mounting tab; and
the second end comprising a second generally conical-shaped member having a base end and an opposite vertex end; a second mounting tab affixed to the second generally conical-shaped member, wherein the second mounting tab initiates at at least two points proximate the base end of the second generally conical-shaped member, extends along the length of the second generally conical-shaped member in the axial direction, and terminates with a second mounting surface at a position proximate the vertex end of the second generally conical-shaped member, wherein the second mounting surface is positioned at an oblique angle with respect to both an axis of the second generally conical-shaped member and the second mounting tab; and a stiffener affixed to the second mounting tab extending from a peripheral edge of the second mounting tab, wherein the stiffener initiates proximate the at least two points proximate the base end of the second generally conical-shaped members and terminates proximate the second mounting surface, and wherein the stiffener generally increases in height from the initiation proximate the at least two points proximate the base end of the second generally conical-shaped member to the termination proximate the second mounting surface.

US Pat. No. 10,396,703

SOLAR PANEL FLOAT AND CONNECTED MEMBER THEREOF

Kyoraku Co., Ltd., Kyoto...

1. A solar panel mounting float comprising:a hollow-molded annular float portion made of synthetic resin;
a first support portion supporting an edge on one side of the solar panel; and
a second support portion supporting an edge on another side of the solar panel, wherein
the first support portion includes a first support plate portion rising from a wall surface on one side of an inner periphery of the annular float portion, and
the first support plate portion is formed by a cut-and-raised piece cut and raised, from a flat plate portion integrally formed so as to close the inner periphery during molding of the annular float portion, using a lower-side portion of the flat plate portion as a bending-fulcrum point.

US Pat. No. 10,396,702

MOTOR DRIVE CONTROL DEVICE

HITACHI AUTOMOTIVE SYSTEM...

1. A motor drive control device of a permanent magnet synchronous motor in which each phase is independently controlled, the motor drive control device comprising:a smoothing capacitor interposed between a battery configured to supply electric power to the permanent magnet synchronous motor and the permanent magnet synchronous motor to smoothen the current;
an inverter interposed between the smoothing capacitor and the permanent magnet synchronous motor to convert a DC bus current flowing on the smoothing capacitor side into a multiphase motor current and supply the multiphase motor current to the permanent magnet synchronous motor;
a current detection unit which detects one of the motor current and the DC bus current;
a 0-axis current calculation unit which calculates and outputs a 0-axis current on the basis of the current detected by the current detection unit;
a comparison determination unit which determines a reference 0-axis current value, the reference 0-axis current value being a 0-axis current value when the temperature of a permanent magnet provided in the permanent magnet synchronous motor is a reference temperature, and compares the reference 0-axis current value with the calculated 0-axis current; and
a drive control unit which drives and controls the inverter on the basis of the result of the comparison determination of the comparison determination unit,
wherein, when a region of the 0-axis current value at a temperature lower than the reference temperature is defined as a low-temperature estimation region, and a region of the 0-axis current value at a temperature higher than the reference temperature is defined as first to third high-temperature estimation regions (here, a high-low relation of the temperature of each region is the first high-temperature estimation region the comparison determination unit determines as to which region of the low-temperature estimation region and the first to third high-temperature estimation regions the 0-axis current belongs,
the drive control unit outputs an inverter drive signal based on a drive condition in which a predetermined torque is output when the temperature of the permanent magnet is at the reference temperature, when the 0-axis current is determined to belong to one of the low-temperature estimation region and the first high-temperature estimation region,
the drive control unit outputs an inverter drive signal for reducing the motor current so as to prioritize the prevention of occurrence of irreversible demagnetization of the permanent magnet rather than the output of the predetermined torque, when the 0-axis current is determined to belong to the second high-temperature estimation region, and
the drive control unit outputs an inverter drive signal which sets the motor current to zero so as not to cause irreversible demagnetization of the permanent magnet, when the 0-axis current is determined to belong to the third high-temperature estimation region.

US Pat. No. 10,396,699

ANOMALY DIAGNOSING DEVICE AND ANOMALY DIAGNOSING METHOD

FANUC CORPORATION, Yaman...

1. An anomaly diagnosing device for diagnosing an anomaly in a single motor driven by a plurality of motor drive units, wherein the motor drive units calculate a plurality of voltage command values based on a position command or a velocity command given by a numerical control device, and supply AC currents to a plurality of multi-phase windings of the motor, based on the calculated voltage command values, thereby driving the motor, comprising:a power consumption calculator configured to calculate power consumption of each of the multi-phase windings;
a power difference calculator configured to calculate a difference in power consumption between the multi-phase windings or a difference between average power consumption of the multi-phase windings and the power consumption of each of the multi-phase windings; and
a determination unit configured to determine that an anomaly is occurring when an absolute value of the difference has exceeded a threshold for a predetermined period of time.

US Pat. No. 10,396,698

DRIVE DEVICE AND DRIVE SYSTEM

TOYOTA JIDOSHA KABUSHIKI ...

1. A drive device comprising:a motor;
an inverter configured to drive the motor by switching a plurality of switching elements; and
an electronic control unit configured to switch the plurality of switching elements between a first pulse width modulation control and a second pulse width modulation control,
the first pulse width modulation control being a control of generating a first pulse width modulation signal for the plurality of switching elements by a comparison of modulated waves of voltage commands in phases based on a torque command for the motor with a carrier voltage, and performing switching of the plurality of switching elements,
the second pulse width modulation control being a control of generating a second pulse width modulation signal for the plurality of switching elements based on a modulation factor of a voltage and a voltage phase based on the torque command and the number of pulses per unit period of an electrical angle of the motor, and performing switching of the plurality of switching elements, and
the electronic control unit being configured to switch the plurality of switching elements between the first pulse width modulation control and the second pulse width modulation control at irregular time intervals, wherein
the first pulse width modulation control is a synchronous pulse width modulation control, and
the electronic control unit is configured to:
switch the plurality of switching elements from the first pulse width modulation control to the second pulse width modulation control at a time of a zero-crossing of one of the modulated waves of the voltage commands of the phases that are used to generate the first pulse width modulation signal for the plurality of switching elements; and
switch the plurality of switching elements from the second pulse width modulation control to the first pulse width modulation control at a time of a zero-crossing time of one of modulated waves of virtual voltage commands of the phases corresponding to the second pulse width modulation signal for the plurality of switching elements.

US Pat. No. 10,396,696

METHODS, SYSTEMS AND APPARATUS FOR CONTROLLING CURRENT SUPPLIED TO CONTROL A MACHINE

GM GLOBAL TECHNOLOGY OPER...

1. A method for controlling a current regulator of an electric machine drive system for driving an electric machine, the method comprising:determining, at a controller, whether a sampling frequency has changed since a previous execution cycle of the current regulator;
storing a previous damping value that is a previous value of the virtual damping resistance applied during the previous execution cycle of the current regulator;
modifying, at the controller when the sampling frequency has changed since the previous execution cycle, a damping value of the current regulator as a function of sampling frequency to allow the damping value to change with the sampling frequency, wherein the damping value has a new value of virtual damping resistance that is applied at the current regulator after modifying, wherein the modifying comprises: determining the modified damping value based on the sampling frequency during a current execution cycle of the current regulator, wherein the modified damping value is a new value of virtual damping resistance based on a new sample frequency;
computing a change in damping value based on the difference between the modified damping value and the previous damping value, wherein the change in the damping value is a change in the virtual damping resistance based on a difference between the new value of virtual damping resistance and the previous value of virtual damping resistance; and
executing the current regulator to generate voltage commands in accordance with the modified damping value.

US Pat. No. 10,396,694

SYSTEM AND METHOD FOR MINIMIZING REACTIVE CURRENT TO LIMIT ROTOR MODULATION INDEX ON A POWER CONVERTER

General Electric Company,...

1. A method for operating an electrical power circuit connected to a power grid, the electrical power circuit having a power converter electrically coupled to a generator, the method comprising:monitoring, via one or more sensors, at least one speed condition of the generator during operation of the electrical power circuit;
determining, via one or more sensors, one or more voltage conditions of the electrical power circuit;
calculating, via a controller, a maximum reactive current for the generator using a mathematical function of the speed condition and the one or more voltage conditions, the mathematical function comprising dividing at least one of the one or more voltage conditions by the speed condition; and,
operating the generator by imposing a limit on a reactive current of the generator requested by reactive current logic of the controller such that the maximum reactive current is not exceeded, thereby preventing an actual modulation index of the power converter from exceeding a predetermined threshold; and
continuously adjusting the limit on the reactive current as a function of the at least one speed condition, the one or more voltage conditions of the electrical power circuit, a slip of the generator, and one or more generator circuit parameters, the one or more generator circuit parameters comprising a stator leakage reactance and a rotor leakage reactance.

US Pat. No. 10,396,692

METHOD FOR OPERATING A BRUSHLESS DIRECT CURRENT MOTOR

1. A method for operating a brushless direct current motor, the method including:energizing, by applying an electronically commutated electrical energization signal, a plurality of armature coils arranged on a stator and forming a three-phase current winding for generating a rotational field rotating around the stator, the armature coils having three terminals and the rotating rotational field being generated in order to drive a rotor, which is rotatable about an axis of rotation relative to the stator and comprises at least two opposing permanent magnet poles;
determining the position of the rotor relative to the stator, wherein the determining includes:
applying a measurement voltage signal between a first and second of the terminals, wherein the applying includes connecting a supply voltage potential to the first terminal and a ground potential to the second terminal, or connecting a supply voltage potential to the second terminal and a ground potential to the first terminal, wherein the measurement voltage signal is comprised of at least one measuring pulse different than said electrical energization signal,
measuring a resulting voltage on a third of the terminals, wherein the third terminal, for the measuring, is switched to a high-impedance state,
determining, from a variation of the resulting voltage over time within a time interval, a gradient value indicating a gradient of the resulting voltage in said time interval, and
using the gradient value for determining the position of the rotor.

US Pat. No. 10,396,691

MOTOR CONTROL CIRCUIT SYSTEM

1. A motor control circuit system for a driven mechanism, which comprises:a motor driven by an alternating current;
a controller serving as a switch and electrically connected to the motor, wherein the controller is activated to control a start and stop of supplying AC current to the motor; wherein the controller comprises a positive half sine wave controller switch and a negative half sine wave controller switch;
a processor unit electrically linked to the controller, wherein the processor unit comprises a voltage controlling module;
a sensor electrically linked to the controller;
a converter electrically linked to the controller and the processor unit;
wherein the voltage controlling module controls the positive half sine wave controller switch and the negative half sine wave controller switch of the controller so that current starts to pass to the motor when an input voltage of the motor reaches predetermined starting thresholds and stops passing to the motor when the input voltage of the motor reaches predetermined ending thresholds;
wherein for a power supply generating periodic voltage waves, a starting threshold and an ending threshold are set to each half of the voltage waves; the starting threshold is set at one point of the half wave, and the ending threshold is set at the same half wave after the starting threshold; when the input voltage of the motor reaches the starting thresholds, the voltage controlling module turns on the positive half sine wave controller switch or the negative half sine wave controller switch respectively, so as to let current start passing through the motor, and when the input voltage of the motor reaches the ending thresholds, the voltage controlling module turns off the positive half sine wave controller switch or the negative half sine wave controller switch respectively, so as to stop current from passing through the motor; therefore, during the rest part of the voltage waves, the motor will turn with its own rotational inertia so as to save power thereto.

US Pat. No. 10,396,690

ELECTRIC MOTOR, BLOWER, AND AIR CONDITIONER

Mitsubishi Electric Corpo...

1. An electric motor comprising:a stator;
a rotor provided to be rotatable inside the stator; and
a board including a driving element applying a driving voltage to the stator, a magnetic-pole-position sensor detecting a rotation position of the rotor, and a control element adjusting a phase of the driving voltage in accordance with a magnetic-pole-position signal from the magnetic-pole-position sensor and rotation-speed information calculated on a basis of the magnetic-pole-position signal, wherein
the magnetic-pole-position sensor is provided at a position at which an advance angle is larger than zero when a rotation speed of the rotor is zero.

US Pat. No. 10,396,689

PCB-BASED MOTOR STARTER

Rockwell Automation Techn...

1. A motor starter comprising:a printed circuit board having three phase conductors for conveying incoming three phase power from a source and for outputting three phase power to a three-phase AC electric motor;
control circuitry mounted on and electrically coupled to the printed circuit board and receiving power from a power supply; and
three single pole relays mounted on and electrically coupled to respective phase conductors to receive the incoming power and to provide the outgoing power when closed based upon signals from the control circuitry to start the electric motor;
wherein the control circuitry is programmed to monitor a polarity of at least one of the phases of incoming power and to control timing for closing and/or opening of at least one of the relays based upon the monitored polarity;
wherein the control circuitry is configured to control switching for at least one phase of incoming power based on polarity of incoming power.

US Pat. No. 10,396,688

PCB MOTOR CONTROLLER WITH POW SWITCHING

Rockwell Automation Techn...

1. A system comprising:a printed circuit board having three phase conductors for conveying incoming three phase power from a source and for outputting three phase power to a three-phase AC electric motor;
at least one current sensor that, in operation senses current of at least one phase of the incoming three phase power;
a power supply mounted on and electrically coupled to the printed circuit board;
control circuitry mounted on and electrically coupled to the printed circuit board and receiving power from the power supply; and
three single pole relays mounted on and electrically coupled to respective phase conductors to receive the incoming power and to provide the outgoing power when closed, the relays each having a direct current operator that receives control signals from the control circuitry to switch in accordance with a point-on-wave switching scheme to close at desired times of an AC waveform of the incoming power and thereby complete current carrying paths from the source through the power conductors to the motor;
wherein the control circuitry, in operation, utilizes a sensed current for only one phase of the incoming three phase power to open one of the single pole relays prior to opening the other two of the single pole relays in accordance with the point-on-wave switching scheme.

US Pat. No. 10,396,687

STATOR POSITIONER FOR ELECTROSTATIC GENERATOR ELECTRODES AND NEW ELECTRODE DESIGN

Lawrence Livermore Nation...

1. An apparatus, comprising:a carriage body having a first hole having a longitudinal opening;
a first spring;
a first rod that is spring loaded with said first spring, wherein said first rod has a first length, wherein a portion of said first length is located within said first longitudinal opening;
a first support structure having a first proximal end fixedly attached to said body such that said first support structure extends from said body perpendicularly to said first rod;
a first magnet fixedly attached to said first support structure; and
a second support structure having a second proximal end fixedly attached to said body such that said second support structure extends from said body perpendicularly to said first rod and is parallel to said first support structure.

US Pat. No. 10,396,686

CONVERTER INCLUDING MULTIPLE CONTROLLABLE TWO-POLE SUBMODULES CONNECTED IN SERIES

1. A converter, comprising a plurality of controllable two-pole submodules connected in series,wherein at least some of the said submodules each comprise the following:
a first and a second submodule terminal,
a first, a second, a third and a fourth controllable switch, and
a first storage two-pole, which comprises a first and a second two-pole terminal, an energy store and a controllable switching device, wherein the controllable switching device
has a first activatable switching state, in which the first storage two-pole delivers no energy irrespective of a voltage applied between the first and the second terminal of said storage two-pole, and
a second activatable switching state, in which the energy store of the first storage two-pole can absorb or deliver energy,
wherein each submodule among said at least some submodules as a whole has an activatable transmission state, in which
the controllable switching device of the first storage two-pole occupies the said first switching state, and
the first to the fourth controllable switches are connected in such a way that a current flows through the submodule on two parallel branches, wherein the converter also comprises a control unit, which is configured to control the controllable switches of the sub-module and the controllable switching device of the first storage two-pole, the control unit being configured to switch selected submodules among said at least some submodules selectively into the transmission state;
wherein each submodule among said at least some submodules also has one or more of the following four activatable energy delivery or energy-absorbing states, in which in each case the controllable switching device of the first storage two-pole occupies the said second switching state, and
the voltage between the second and the first submodule terminal is positive and the energy store of the first storage two-pole is charged, or
the voltage between the second and the first submodule terminal is positive and the energy store of the first storage two-pole is discharged, or
the voltage between the second and the first submodule terminal is negative and the energy store of the first storage two-pole is discharged, or
the voltage between the second and the first submodule terminal is negative and the energy store of the first storage two-pole is charged.

US Pat. No. 10,396,680

DIRECT CURRENT VOLTAGE REGULATION OF PERMANENT MAGNET GENERATOR

HAMILTON SUNDSTRAND CORPO...

1. An aircraft power generation unit to generate direct current (DC) power provided to a load, the unit comprising:permanent magnet generator (PMG) that includes first, second, third and fourth sets of windings, each of the winding sets including three windings;
a rectifier section that includes:
a first six-pulse rectifier connected to the first set of windings and having a first rectifier positive rail and a first rectifier negative rail and forming a first DC voltage (Vdc1) between the first rectifier positive rail and the first rectifier negative rail from voltage received from the first set of windings;
a second six-pulse rectifier connected to the second set of windings and having a second rectifier positive rail and a second rectifier negative rail and forming a second DC voltage (Vdc2) between the second rectifier positive rail and the second rectifier negative rail from voltage received from the second set of windings;
a third six-pulse rectifier connected to the third set of windings and having a third rectifier positive rail and a third rectifier negative rail and forming a third DC voltage (Vdc3) between the third rectifier positive rail and third rectifier negative rail from voltage received from the third set of windings;
a fourth six-pulse rectifier connected to the fourth set of windings and having a fourth rectifier positive rail and a fourth rectifier negative rail and forming a fourth DC voltage (Vdc4) between the fourth rectifier positive rail and fourth rectifier negative rail from voltage received from the fourth set of windings; and
a common local output bus;
an output bus configured to be connected to the load and including a positive output bus rail and a negative output bus rail; and
a controller that receives an input signal from at least one of the output sets and selectively couples either the common local output bus or fourth rectifier negative rail to the output bus negative rail and one or more of the first, second and third six-pulse rectifiers to the output bus positive rail to provide a constant voltage to the load, wherein the controller selectively couples the common local output bus and fourth rectifier negative rail to the output bus negative rail based on a speed of the PMG.

US Pat. No. 10,396,678

POWER CONVERTER

MITSUBISHI ELECTRIC CORPO...

1. A power converter configured to transmit and receive power between an AC power supply and a DC power supply, the power converter comprising:first and second DC terminals configured to transmit and receive DC power to and from the DC power supply;
an AC terminal configured to transmit and receive AC power to and from the AC power supply;
a first arm connected between the first DC terminal and the AC terminal;
a second arm connected between the AC terminal and the second DC terminal,
each of the first and second arms including a plurality of unit cells connected in cascade,
each unit cell including a capacitor, first and second switching elements, first and second diodes, and a mechanical bypass switch, the capacitor being configured to be charged to a predetermined DC voltage, the first and second switching elements being connected in series between electrodes of the capacitor, the first and second diodes being respectively connected to the first and second switching elements in antiparallel, the mechanical bypass switch being connected to the first or second diode in parallel,
the mechanical bypass switches of the plurality of unit cells being connected in series in each of the first and second arms,
the first and second switching elements of each unit cell being configured to alternately come into a conductive state during a normal operation, both the first and second switching elements of each unit cell being configured to come into a non-conductive state when a short circuit accident occurs at the DC power supply side,
the mechanical bypass switch of each unit cell being configured to be in the non-conductive state during the normal operation, the mechanical bypass switch of each unit cell being configured to come into the conductive state when the short circuit accident occurs;
a first rectifying element connected between the first and second DC terminals in series with the first and second arms, the first rectifying element being configured to be in the conductive state during the normal operation to permit a current to flow in a first direction, the first rectifying element being configured to come into the non-conductive state when the short circuit accident occurs; and
a second rectifying element connected to the first rectifying element in antiparallel, the second rectifying element being configured to permit the current to flow in a second direction opposite to the first direction.

US Pat. No. 10,396,677

FORWARD FED BOOST CONVERTER FOR FLYBACK SWITCHED MODE POWER SUPPLY AND METHOD THEREOF

NXP B.V., Eindhoven (NL)...

1. A flyback type switched mode power supply (SMPS) circuit, comprising:a primary side controller configured to be coupled to a primary side of a transformer; wherein the primary side controller includes a first switching power regulator; a first switch on the primary side; and wherein the transformer includes a primary side winding on the primary side, a secondary side winding on a secondary side, and an auxiliary winding on the primary side; wherein the first switching regulator is configured to be coupled to the auxiliary winding, wherein the first switching regulator is configured to be supplied with power during a primary stroke from the auxiliary winding when the first switch is on; and wherein the transformer includes a secondary auxiliary winding on the secondary side; further comprising a second switching power regulator configured to be coupled to the secondary auxiliary winding, wherein the second switching regulator is supplied during a primary stroke from the secondary auxiliary winding.

US Pat. No. 10,396,676

BIDIRECTIONAL DC-DC CONVERTER AND CONTROL METHOD THEREFOR

ABB Schweiz AG, Baden (C...

1. A bidirectional DC-DC converter with intermediate conversion into AC power, including:a DC-AC conversion circuit using a plurality of MOSFETs; and
an AC-DC conversion circuit using a plurality of power diodes;
a transformer magnetically coupling a first winding and a second winding, wherein the first winding being electrically connected between the DC-AC conversion circuit AC terminals and being electrically connected between the AC-DC conversion circuit AC terminals in an arrangement such that the AC power generated from the intermediate conversion by an operation of the DC-AC conversion circuit is transferred by the transformer in a forward direction from the first winding to the second winding, and the AC-DC conversion circuit converts the AC power transferred in a backward direction from the second winding to the first winding into DC power;
a pair of switches, one of which being inserted in series between DC terminal of the DC-AC conversion circuit and a DC terminal of the AC-DC conversion circuit and the other of which being inserted in series between another DC terminal of the DC-AC conversion circuit and another DC terminal of the AC-DC conversion circuit; and
a controller being adapted for turning on the pair of switches such that the plurality of power diodes of the AC-DC conversion circuit are reverse-biased where the AC power is transferred in the forward direction and turning off the pair of switches where the AC power is transferred in the backward direction.

US Pat. No. 10,396,675

SWITCHING POWER SUPPLY APPARATUS

TDK CORPORATION, Minato-...

1. A switching power supply apparatus comprising:a transformer configured to include a primary coil and a secondary coil;
a primary bridge circuit configured to include
a first leg including a first switch element and a second switch element, a first node between the first switch element and the second switch element being connected to the primary coil, and
a second leg including a third switch element and a fourth switch element, a second node between the third switch element and the fourth switch element being connected to the primary coil;
a secondary bridge circuit configured to include
a third leg including a fifth switch element and a sixth switch element, a third node between the fifth switch element and the sixth switch element being connected to the secondary coil, and
a fourth leg including a seventh switch element and an eighth switch element, a fourth node between the seventh switch element and the eighth switch element being connected to the secondary coil;
a control unit configured to control the current flowing through switch elements with respective predetermined pulse widths by maintaining a constant first conduction width and a constant second conduction width during a first time period when a voltage value of the output of the secondary bridge circuit is greater than a predetermined output voltage and perform phase control by changing at least one of the first conduction width and the second conduction width during a second time period when a voltage value of the output of the secondary bridge circuit is less than the predetermined output voltage, the first conduction width being a time width in which a pulse for driving the first switch element and a pulse for driving the fourth switch element overlap temporally, the second conduction width being a time width in which a pulse for driving the second switch element and a pulse for driving the third switch element overlap temporally;
a first smoothing capacitor that is connected to the primary bridge circuit; and
a second smoothing capacitor that is connected to the secondary bridge circuit.

US Pat. No. 10,396,673

DC-TO-DC CONVERTER CONTROLLERS, DC-TO-DC CONVERTERS, AND ASSOCIATED METHODS

Maxim Integrated Products...

1. A DC-to-DC converter controller configured to generate phase control signals to control a plurality of power stages of a DC-to-DC converter where each power stage includes two phases, the DC-to-DC converter controller configured to generate the phase control signals in a manner which implements first and second levels of current balancing, where (a) in the first level, the DC-to-DC converter controller generates the phase control signals in a manner which balances magnitude of current processed among the two phases of each power stage separately for each power stage and (b) in the second level, the DC-to-DC converter controller generates the phase control signals in a manner which balances magnitude of current processed among the plurality of power stages.

US Pat. No. 10,396,672

CONTROL OF ISOLATED POWER CONVERTERS DURING TRANSIENT LOAD CONDITIONS

Infineon Technologies Aus...

1. A method of controlling a non-resonant isolated power converter, the method comprising:switching primary side switch devices of the non-resonant isolated power converter at a nominal switching period having a positive half cycle and a negative half cycle to transfer energy across a transformer of the non-resonant isolated power converter during the positive half cycle and the negative half cycle of the nominal switching period, the positive half cycle and the negative half cycle of the nominal switching period having a same nominal duration;
responsive to a transient load condition, switching the primary side switch devices at an initial switching period different than the nominal switching period to transfer energy across the transformer during a positive half cycle and a negative half cycle of the initial switching period, the positive half cycle and the negative half cycle of the initial switching period having a same initial duration; and
symmetrically reducing the duration of the positive half cycle and the negative half cycle of the initial switching period for at least one subsequent switching period during the transient load condition.

US Pat. No. 10,396,670

DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY WITH CORRECTION BEHAVIOUR IN A POWER CIRCUIT

Sanken Electric Co., Ltd....

1. A device for controlling a power supply; the power supply comprising a switching element, and a transformer with a primary winding and a secondary winding; wherein the device comprises:a current detecting circuit configured to detect a current being conducted in the switching element to generate a detected signal;
an oscillator configured to generate at least a down-slope waveform and an up-slope waveform in a switching period of the switching element, wherein at least two periods of the oscillator are allocated to the switching period of the switching element;
a signal generating circuit configured to, during the switching period of the switching element, asynchronously generate a first slope signal based on the down-slope waveform according to the switching period of the switching element and a second slope signal based on the up-slope waveform after the first slope signal turns off; and
a signal superimposing circuit configured to superimpose the first slope signal on the detected signal to generate a first correction signal and superimpose the second slope signal on the detect signal to generate a second correction signal.

US Pat. No. 10,396,667

DC-DC CONVERTER INCLUDING AN INTERMITTENT OVERCURRENT PROTECTION CIRCUIT

ABLIC INC., Chiba (JP)

1. A DC-DC converter, comprising:a switching element connected between a first end of an inductor and an input terminal of the DC-DC converter, the inductor having a second end connected to an output terminal;
an error amplifier that monitors the output voltage;
an output control circuit that outputs a control signal to a gate of the switching element based on an output signal of the error amplifier to establish a switching cycle;
an overcurrent protection circuit that includes a comparator driven by a switch-connected bias circuit and that outputs a first signal to the output control circuit when current flowing through the switching element is a predetermined current or higher to turn off the switching element; and
a timer circuit configured to operate for a set counting period when the switching element is on and to output a second signal to the overcurrent protection circuit,
wherein the second signal is based on the control signal of the output control circuit and controls the switch-connected bias circuit, such that the overcurrent protection circuit operates intermittently and only for a predetermined period of time during the counting period.

US Pat. No. 10,396,665

ON-CHIP DC-DC POWER CONVERTERS WITH FULLY INTEGRATED GAN POWER SWITCHES, SILICON CMOS TRANSISTORS AND MAGNETIC INDUCTORS

International Business Ma...

1. A DC-DC power converter, comprising:a silicon-on-insulator (SOI) wafer having a SOI layer separated from a substrate by a buried insulator, wherein the SOI layer and the buried insulator are selectively removed from at least one first portion of the SOI wafer, and wherein the SOI layer and the buried insulator remain present in at least one second portion of the SOI wafer;
at least one gallium nitride (GaN) transistor formed on the substrate in the at least one first portion of the SOI wafer;
at least one complementary metal-oxide semiconductor (CMOS) transistor, formed on the SOI layer in the at least one second portion of the SOI wafer, connected to a gate of the GaN transistor;
a dielectric covering the GaN and CMOS transistors;
at least one magnetic inductor formed on the dielectric; and
metal wiring in the dielectric directly connecting a drain of the GaN transistor with the magnetic inductor.

US Pat. No. 10,396,663

MULTIPHASE REGULATOR WITH CURRENT PATTERN MATCHING

Infineon Technologies Aus...

1. A multiphase regulator, comprising:a plurality of output phases, each output phase being operable to deliver a phase current, through a separate inductor coupled to that output phase, to a load that is connected to the output phases via the separate inductors and an output capacitor; and
a controller operable to regulate a voltage delivered to the load by adjusting the phase currents delivered to the load by the output phases, monitor the phase currents delivered to the load by the output phases, determine if the monitored phase currents indicate any of the output phases, any of the separate inductors or the output capacitor are faulty even if a total current delivered to the load is within specified limits, synchronously switch the output phases which causes ripples in the phase currents, and detect if any of the phase currents fail to have a ripple current pattern that matches an expected ripple current pattern.

US Pat. No. 10,396,662

DIRECT CURRENT LINK CIRCUIT

Solaredge Technologies Lt...

1. A method comprising:connecting, through a resonant circuit, a direct current power source alternatively across:
a positive output terminal of a dual direct current output and a neutral terminal during a first portion of a switching cycle, wherein the first portion of the switching cycle comprises a first switched-on-period that corresponds to one half of a resonant period of the resonant circuit; and
a negative output terminal of the dual direct current output and the neutral terminal during a second portion of the switching cycle, wherein the second portion of the switching cycle comprises a second switched-on-period that corresponds to another half of the resonant period associated with the resonant circuit.

US Pat. No. 10,396,661

POWER SUPPLY CONTROL APPARATUS

AutoNetworks Technologies...

1. A power supply control apparatus that includes a semiconductor switch that is arranged midway in a power supply path and is ON if a voltage at a control end of the semiconductor switch is at least a threshold, the power supply control apparatus comprising:a second semiconductor switch that is arranged midway in the power supply path on an upstream side of the semiconductor switch, the second semiconductor switch being ON if a voltage at a control end thereof is at least a second threshold;
a resistor connected between one end of the power supply path on a current input side and the control end of the second semiconductor switch;
a diode having an anode connected to the control end of the semiconductor switch, and a cathode connected to the control end of the second semiconductor switch;
a voltage output unit for outputting a voltage; and
a switch connected between the one end of the power supply path and the control end of the semiconductor switch,
wherein the switch is ON if a differential voltage obtained by subtracting the voltage at the control end of the semiconductor switch from an output voltage that is output by the voltage output unit is at least a predetermined voltage, and is OFF if the differential voltage is smaller than the predetermined voltage.

US Pat. No. 10,396,660

SWITCHING REGULATOR, SEMICONDUCTOR INTEGRATED CIRCUIT, AND ELECTRONIC APPLIANCE

Rohm Co., Ltd., Kyoto (J...

1. A switching regulator configured to generate an output voltage from an input voltage, the switching regulator comprising:an upper switch of which a first terminal is connected to a first application terminal to which the input voltage is applied;
a lower switch of which a first terminal is connected to a second terminal of the upper switch and of which a second terminal is connected to a second application terminal to which a predetermined voltage lower than the input voltage is applied;
an inductor of which a first terminal is connected to a connection node between the upper switch and the lower switch;
an output capacitor connected to a second terminal of the inductor;
a controller configured to generate a control signal for complementarily turning on and off the upper switch and the lower switch according to the output voltage; and
a current extractor configured to extract a constant current from the first terminal or the second terminal of the inductor, wherein
the controller is configured, under a light load, to stop switching control and hold the upper switch and the lower switch in an off state, and
the constant current has a positive temperature characteristic and a value of the constant current is larger than a value obtained by subtracting a leakage current of the lower switch from a leakage current of the upper switch.

US Pat. No. 10,396,659

LOAD DRIVING DEVICE, AND LIGHTING APPARATUS AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

Rohm Co., Ltd., Kyoto (J...

1. A light emitting load driving device comprising:a plurality of constant current sources structured to be serially connected to a plurality of light emitting loads connected in parallel respectively, and structured to control a current flowing through the plurality of light emitting loads connected in parallel;
a plurality of load connection terminals structured to be connected to the plurality of light emitting loads connected in parallel and the plurality of constant current sources respectively;
a control circuit structured to be controlled based on a plurality of terminal voltage applied to the plurality of load connection terminals and a reference voltage, and structured to control a voltage output portion generating an output voltage provided to the plurality of light emitting loads connected in parallel so that both of a lowest terminal voltage applied to the plurality of load connection terminals and the reference voltage are equalized with respect to each other.

US Pat. No. 10,396,657

ELECTRONIC DEVICE WITH AN OUTPUT VOLTAGE BOOSTER MECHANISM

Micron Technology, Inc., ...

1. An electronic device, comprising:a clock booster configured to generate a boosted intermediate voltage greater than a source voltage, wherein the clock booster includes:
a controller capacitor configured to store energy for providing a gate signal, wherein the gate signal is for controlling charging operations to generate the boosted intermediate voltage based on the source voltage,
a booster capacitor configured to store energy according to the gate signal for providing the boosted intermediate voltage, wherein the booster capacitor has greater capacitance level than the controller capacitor,
a first controller switch operably coupled to the controller capacitor, the first controller switch including a first portion, a second portion, and a gate portion, wherein the first portion is directly connected to the source voltage and the second portion is directly connected to the controller capacitor,
a second controller capacitor directly connected to the gate portion of the first controller switch, and
a second controller switch including a further first portion, a further second portion, and a further gate portion, wherein the further first portion is directly connected to the source voltage, the further second portion is directly connected to the second controller capacitor and the gate portion of the first controller switch, and the further gate portion is directly connected to the controller capacitor and the second portion for receiving the gate signal; and
a secondary booster operatively coupled to the clock booster, the secondary booster configured to generate an output voltage based on the boosted intermediate voltage, wherein the output voltage is greater than the boosted intermediate voltage.

US Pat. No. 10,396,655

POWER FACTOR CORRECTION CIRCUIT, CONTROL METHOD AND CONTROLLER

Silergy Semiconductor Tec...

1. A power factor correction circuit, comprising:a) a power meter configured to measure a power factor at an input port;
b) a switching-type regulator that is controllable by a switching control signal in order to adjust said power factor of an input AC power;
c) an electromagnetic interference (EMI) filter disposed between said switching-type regulator and said input port;
d) a controller configured to generate said switching control signal to maximize said power factor by adjusting a current reference signal according to a measured power factor, wherein said current reference signal represents an expected inductor current of said switching-type regulator; and
e) wherein said controller is configured to delay said current reference signal by an offset time that is obtained based on said measured power factor, and to control said inductor current of said switching-type regulator based on the delayed current reference signal to approach said expected inductor current.

US Pat. No. 10,396,653

DC-DC CONVERTER, SWITCHING IC, AND INDUCTOR DEVICE

MURATA MANUFACTURING CO.,...

1. A DC-DC converter that generates an adjusted output voltage from an input voltage and supplies the adjusted output voltage to a load, the DC-DC converter comprising:an inductor device including an inductance value that is switched between a first inductance and a second inductance larger than the first inductance in a case where the load includes a first load and a second load heavier than the first load, the inductor device including a first coil, a second coil, and a switching element with a conductive state and a non-conductive state that are controlled in accordance with the load; and
a switching circuit electrically connected to the inductor device; wherein
a circuit in which the second coil and the switching element are electrically connected in series and the first coil are electrically connected in parallel;
the switching element is brought into conduction in a case where a predetermined light load condition is satisfied at the load;
the switching circuit includes a controller that determines whether the predetermined light load condition is satisfied;
the controller outputs a signal that controls a conductive state and a non-conductive state of a transistor included in the switching circuit;
the switching circuit includes a diode; and
the inductor device superimposes an output voltage generated by a counter-electromotive force on the input voltage via the diode in the non-conduction period of the transistor.

US Pat. No. 10,396,652

CONTROLLED POWER ADJUSTMENTS

HEWLETT PACKARD ENTERPRIS...

1. An apparatus comprising:a sensor to measure power received at a transformer; and
a controller to:
receive, from the sensor, a measurement of the power;
compare the measurement of the power to a pre-defined threshold;
responsive to determining that the measurement is outside the scope of the threshold, calculate an adjustment to the consumption of the power by a load; and
provide the adjustment to a power supply of the load to adjust the power consumed by the power supply,
wherein the controller is further to provide the adjustment including at least one of a harmonics adjustment and a phase shift adjustment corresponding to the power consumed by the power supply.

US Pat. No. 10,396,651

POWER CONVERSION APPARATUS

DENSO CORPORATION, Kariy...

1. A power conversion apparatus comprising:a main semiconductor device and a subsidiary semiconductor device that are connected in parallel to each other and undergo switching operations, wherein
the main semiconductor device and the subsidiary semiconductor device are controlled so that at least one of first and second conditions is met, the first condition being that a first turn-on timing at which the main semiconductor device is switched from an off-state to an on-state and a second turn-on timing at which the subsidiary semiconductor device is switched from an off-state to an on-state are different from each other, the second condition being that a first turn-off timing at which the main semiconductor device is switched from an on-state to an off-state and a second turn-off timing at which the subsidiary semiconductor device is switched from an on-state to an off-state are different from each other, and
a first induction current directed to turn off the subsidiary semiconductor device is generated in a control terminal of the subsidiary semiconductor device depending on a temporal change of a main current flowing to the main semiconductor device.

US Pat. No. 10,396,650

DC-DC CONVERTER FOR CONTROLLING AN AIRCRAFT FAN INVERTER, AND ASSOCIATED CONTROL METHOD AND FAN

1. An electric DC-DC converter suitable for being supplied with power by a primary voltage source and for supplying control electronics of a three-phase inverter with power, said three-phase inverter being configured to control a fan of a ventilation system of an aircraft, wherein said converter comprises:a transformer comprising two primary windings and at least one secondary winding;
a primary circuit comprising a power supply input suitable for being connected to a first terminal of the primary voltage source, said power supply input being connected to two switching loops each comprising one of the primary windings of the transformer and a controllable transistor having a parasitic capacitance and thus forming a symmetrical assembly;
at least one secondary circuit comprising the at least one secondary winding of the transformer, said secondary winding comprising two terminals connected, firstly, to a capacitive rectifier bridge suitable for supplying the control electronics of the three-phase inverter with a positive output voltage equal to twice the peak voltage at the terminals of the secondary winding and, secondly, to a branch of the at least one secondary circuit suitable for supplying the control electronics of the three-phase inverter with a negative output voltage equal to the opposite of the peak voltage at the terminals of the secondary winding,
and in that the controllable transistors are suitable for each being controlled by a control signal between an on-state and an off-state, such that when one controllable transistor is in the on-state, the other controllable transistor is in the off-state and such that when the one controllable transistor is controlled from the on-state to the off-state, the two controllable transistors are held in the off-state during a dead time so as to effect zero voltage switching.

US Pat. No. 10,396,648

VOLTAGE ADJUSTING CIRCUIT AND METHOD FOR ADJUSTING VOLTAGE

NEC CORPORATION, Tokyo (...

1. A voltage adjusting circuit, comprising:a voltage generating circuit that generates a power source voltage of a power source line;
a variable current generating unit that generates a monotonously increasing variable current to be supplied to the power source line;
a decision voltage generating unit that generates a decision voltage by using the power source voltage of the power source line;
a power source noise detecting unit that detects power source noise of the power source line based on the power source voltage of the power source line and the decision voltage; and
a setting voltage decision circuit that decides a setting value for the power source voltage, based on a detection result by the power source noise detecting unit.

US Pat. No. 10,396,647

CONVERTER CONTROLLING DEVICE FOR HYBRID VEHICLE AND CONVERTER CONTROLLING METHOD FOR HYBRID VEHICLE

MANDO CORPORATION, Pyeon...

1. A converter controlling device for a hybrid vehicle, comprising an electronic control unit (ECU) configured to:monitor a state of charge (SoC) of a low voltage battery, an SoC of a high voltage battery, and a load value of an electronic load;
compare a level of the SoC of the low voltage battery, a level of the SoC of the high voltage battery, and the load value of the electronic load with a first charging threshold value, a second charging threshold value, and a load threshold value, respectively;
determine whether to adjust an output control value of a converter as comparison results of the ECU; and
decrease the output control value of the converter to be lower than a level during normal control such that a power supply amount from the low voltage battery to the electronic load is increased, or increase the output control value of the converter to be higher than the level during the normal control such that a power supply amount through the converter is increased, as a determination result of the ECU.

US Pat. No. 10,396,643

MOTOR

MINEBEA MITSUMI INC., Na...

1. A motor comprising:a rotational shaft;
a bearing supporting the rotational shaft;
a magnet including plural magnetic poles in a circumferential direction;
a rotor core disposed inside the magnet; and
a magnetic sensor, wherein
the magnet includes a projection portion projecting toward a side of the bearing with respect to the rotor core in a direction of the rotational shaft, and
the magnetic sensor is positioned between the rotor core and the bearing in the direction of the rotational shaft and is positioned inside an inner peripheral surface of the projection portion.

US Pat. No. 10,396,642

MAGNETIC PROPULSION AND ELECTRICAL GENERATION SYSTEM

1. A magnetic propulsion drive system, comprising:a first radial magnetic assembly (RMA);
a first axle coupled to the first RMA;
a first permanent magnet of a first polarity on an exterior surface of the first RMA;
a first electromagnet of a second polarity positioned next to the first permanent magnet on the first RMA;
a second RMA;
a second axle coupled to the second RMA;
a second electromagnet magnet of the first polarity on an exterior surface of the second RMA, the first permanent magnet disposed to align with the second electromagnet during rotation of the first RMA and rotation of the second RMA,
a second permanent magnet of the second polarity positioned next to second electromagnet on the second RMA, the first electromagnet dispose to align with the second permanent magnet during rotation of the first RMA and rotation of the second RMA,
wherein the second electromagnet is activated when in alignment with the first permanent magnet, the first electromagnet is activated when in alignment with the second permanent magnet, the first electromagnet and the second permanent magnet repelling from each other during activation of the first electromagnet, the second electromagnet and the first permanent magnet repelling from each other during activation of the second electromagnet and causing the first axle and second axle to rotate;
a drive shaft rotated by turning of the first axle and the second axle;
a stator element proximate the first permanent magnet and the second permanent magnet; and
an electrical output conductor coupled to the stator element configured to receive current generated by interaction of the first permanent magnet and the second permanent magnet with the stator element during rotation of the first RMA and rotation of the second RMA.

US Pat. No. 10,396,637

ELECTRIC MOTOR AND RADIATOR FAN MODULE COMPRISING AN ELECTRIC MOTOR OF THIS TYPE

1. An electric motor, the electric motor comprising:a stator which is composed of layered metal sheets,
a motor support made of an electrically conductive material,
a cable connection comprising an earth line cable, and
at least one connecting and contacting element made of an electrically conductive material,
wherein the connecting and contacting element is constructed and arranged on the electric motor such that it provides an earth connection between the stator and the motor support or between the stator and the earth line cable of the cable connection, and
wherein the stator and the motor support are fastened to one another independently of the connecting and contacting element.

US Pat. No. 10,396,636

POWER CONVERTER AND ROTARY ELECTRIC MACHINE

DENSO CORPORATION, Kariy...

1. A power converter for performing power conversion between an external direct-current power source and a stator coil of a rotary electric machine, the power converter comprising:a housing having opposing first and second surfaces;
a semiconductor module including at least one semiconductor element and having a predetermined surface, the semiconductor module being disposed in the housing to face the first surface of the housing, and being configured to perform the power conversion;
a cooler disposed to be directly or indirectly in surface contact with the predetermined surface of the semiconductor module;
a plurality of outer lead frames that extend out from the semiconductor module and are bent to extend away from the cooler, each of the outer lead frames having a terminal end, the terminal end of each of the outer lead frames projecting through a virtual plane extending along the second surface of the housing;
a plurality of connector leads each including:
an inner portion disposed in the housing; and
an outer portion that extends out from the housing and is bent to extend away from the cooler, the outer portion of each of the connector leads having a terminal end, the terminal end of the outer portion of each of the connector leads projecting through the virtual plane;
a joint portion at which the terminal end of each of the outer lead frames is joined to the terminal end of the outer portion of a corresponding one of the connector leads;
a cap member that extends from the second surface of the housing to the cooler to cover the outer lead frames, the outer portions of the connector leads, and the joint portion; and
a resin filler filled in a space defined between the housing, the cooler, and the cap member.

US Pat. No. 10,396,634

SENSOR ASSEMBLY AND MOTOR INCLUDING THE SAME

LG INNOTEK CO., LTD., Se...

1. A sensor assembly comprising:a holder including a side surface and a bottom surface;
a first insertion groove formed in the bottom surface of the holder;
a sensing magnet disposed in the first insertion groove, a bottom surface of the sensing magnet extending below the bottom surface of the holder; and
a sensor cap configured to cover the sensing magnet, the sensor cap having a bottom portion contacting the bottom surface of the sensing magnet, and a side portion extending over and fixed to the side surface of the holder.

US Pat. No. 10,396,633

HAPTIC DEVICE

1. A haptic device comprises:a first gyroscope having a first axis and a second gyroscope having a second axis wherein the first gyroscope and the second gyroscope are affixed to a frame so the first and second axes are aligned, which gyroscopes are adapted to generate predetermined values of combined angular momentum in a first direction with respect to the aligned axes of the gyroscopes;
a torque generator apparatus coupled to the frame, which torque generator apparatus is adapted to apply a torque to the frame to cause the first and second gyroscopes to rotate about a second direction which is perpendicular to the first direction; and
a base coupled to the torque generator apparatus so that rotation of the gyroscopes caused by the torque generator apparatus does not cause rotation of the base.

US Pat. No. 10,396,630

SYSTEM AND METHOD FOR COOLING WINDINGS OF GENERATOR ROTOR

SIEMENS ENERGY, INC., Or...

1. A system for cooling windings of a generator rotor, wherein the rotor comprises a retaining ring at a turbine end side and a retaining ring at an excitation end side, wherein the rotor has an integral rotor shaft extension axially extending out the retaining rings, the system comprising:a cooling passage comprising:
an inlet radial bore radially extending into the rotor shaft extension;
an inlet axial bore connected to the inlet radial bore, wherein the inlet axial bore axially extends within the rotor shaft extension to an axial location under the retaining ring at the turbine end side;
a first radial bore connected to the inlet axial bore, wherein the first radial bore radially extends from a cavity under the retaining ring at the turbine end side into the rotor shaft extension;
a second radial bore radially extending from a cavity under the retaining ring at the excitation end side into the rotor shaft extension;
an outlet axial bore connected to the second radial bore, wherein the outlet axial bore axially extends within the rotor shaft extension from an axial location under the retaining ring at the excitation end side;
an outlet radial bore connected to the outlet axial bore, wherein the outlet radial bore radially extends into the rotor shaft extension; and
an axial passage through the windings from the cavity under the retaining ring at the turbine end side to the cavity under the retaining ring at the excitation end side; and
a coolant for cooling the windings,
wherein the coolant enters into the cooling passage through the inlet radial bore, axially flows within the rotor shaft extension through the inlet axial bore, enters into the windings from the cavity under the retaining ring at the turbine end side through the first radial bore, axially flows through the windings from the turbine end side to the excitation end side through the axial passage, radially flows inwardly into the rotor shaft extension from the cavity under the retaining ring at the excitation end side through the second radial bore, axially flows within the rotor shaft extension through the outlet axial bore, and exits the cooling passage through the outlet radial bore.

US Pat. No. 10,396,628

DRIVE DEVICE

AISIN AW CO., LTD., Anjo...

1. A drive device comprising:a cylindrical rotor core of a rotary electric machine,
a rotor shaft that supports the rotor core from a radially inner side, and
a power transfer shaft coupled such that the power transfer shaft rotates together with the rotor shaft, wherein:
the rotor shaft is formed in a tubular shape that has an outer peripheral surface that contacts an inner peripheral surface of the rotor core;
the power transfer shaft is disposed radially inward of the rotor shaft;
outer engagement portions, which include a plurality of engagement grooves that extend in an axial direction in parallel with each other, are formed on at least a part of a region of an inner peripheral surface of the rotor shaft that overlaps the rotor core as seen in a radial direction;
inner engagement portions, which include a plurality of engagement grooves that extend in the axial direction in parallel with each other and which are engageable with the outer engagement portions, are formed on an outer peripheral surface of the power transfer shaft; and
the power transfer shaft is provided with a supply oil passage that supplies cooling oil to an axial oil passage, which includes clearances formed between the outer engagement portions and the inner engagement portions to extend in the axial direction.

US Pat. No. 10,396,626

ELECTRIC MACHINE

AUDI AG, Ingolstadt (DE)...

1. An electric machine, comprising:a housing including a front side and a rear side;
a shaft extending through a central axis of the housing and rotatably supported in the housing by a first shaft bearing mounted on the front side and a second shaft bearing mounted on the rear side of the housing;
a stator received in the housing;
a rotatable rotor received in the housing and interacting with the stator, wherein the stator is stationary and arranged in coaxial surrounding relation to the rotor; and
a planetary gear train accommodated in the housing, directly connected with the rotor as a prolongation of the rotor and connecting the rotor and the shaft with one another,
wherein the rotor is indirectly connected with the shaft via the planetary gear train,
wherein the planetary gear train includes a sun wheel having external teeth and connected with the rotor, a primary planet carrier connected to the shaft, a ring gear having internal teeth and mounted to the housing, and plural planet wheels, each planet wheel having external teeth and a planet wheel shaft which is rotatably secured to the primary planet carrier, said external teeth of the planet wheels meshing with the external teeth of the sun wheel and engaging the internal teeth of the ring gear,
wherein the primary planet carrier is arranged directly adjacent to the first shaft bearing and arranged entirely in the housing.

US Pat. No. 10,396,624

ELECTROMAGNETIC TORQUE MOTOR WITH HIGH TORQUE AND LIMITED ANGLE

1. An electromagnetic torque motor having a limited angular displacement, the electromagnetic torque motor comprising:a rotating part having one or more entirely flat surfaces; and
one or more fixed parts, each fixed part having two or more ends, each end of the fixed part having a surfaces facing the one or more corresponding surfaces on the rotating part,
wherein facing surfaces of the rotating part and the one or more fixed parts are separated with gaps, which are of zero value when the facing surfaces of the rotating and the one or more fixed parts are in the closest position, and when the rotating part is displaced, the gap therebetween is generated,
wherein one or more entirely flat surfaces of the fixed part starts from a point in align with a center of rotation of the rotating part, and are angularly inclined along one side of the rotating part, and in that such angular inclination of the fixed part extends from the point in align with the center of rotation of the rotating part and towards an end portion of the rotating part to enable the gaps between the facing surfaces of the fixed and rotating parts, such that the gap width between the two facing surfaces is smallest at a vertex side of the angular inclination, and largest along opposite side of the vertex.

US Pat. No. 10,396,621

ELECTRIC COMPRESSOR

KABUSHIKI KAISHA TOYOTA J...

1. An electric compressor comprising:a compression mechanism that compresses refrigerant;
an electric motor that drives the compression mechanism;
a drive circuit that drives the electric motor;
a housing that defines therein a motor chamber in which the electric motor is accommodated;
a cover that is attached to the housing, the cover being configured to cooperate with the housing to form a drive circuit chamber in which the drive circuit is accommodated;
a rotary shaft through which rotation of the electric motor is transmitted to the compression mechanism;
a bearing that rotatably supports the rotary shaft; and
a relay terminal portion that provides electrical connection between a wire of the drive circuit and a wire of the electric motor, wherein
the housing includes a partition wall that separates the motor chamber and the drive circuit chamber from each other,
the relay terminal portion is disposed between the partition wall and the rotary shaft,
the housing includes a boss that extends from the partition wall toward the electric motor,
the bearing is disposed between the boss and the rotary shaft,
the relay terminal portion is disposed between the partition wall and the bearing, and
the relay terminal portion is disposed in an accommodating space that is defined by the partition wall, the rotary shaft, the bearing, and the boss.

US Pat. No. 10,396,616

ELECTRIC MOTOR AND SWITCHING UNIT THEREFOR

1. An electric motor, comprising:a stator having a stator winding with coils;
a switching unit having a number of contact wires, an annular frame part, and phase connections with insulation-displacement contacts;
said contact wires interconnecting said coils of said stator winding and said annular frame part;
said contact wires disposed to form an interconnection ring for coil ends of said stator winding, said contact wires having wire ends connected to said insulation-displacement contacts;
each of said insulation-displacement contacts having two insulation-displacement limbs for connecting at least two of said wire ends and said two insulation-displacement limbs are spaced apart from one another so as to form an insulation-displacement slot and have limb-side blade edges;
said annular frame part of said switching unit having a number of insertion pockets, corresponding to a number of said insulation-displacement contacts, for receiving said insulation-displacement contacts;
said insulation-displacement slot and/or said insulation-displacement limbs of at least one of said insulation-displacement contacts is configured such that said at least two wire ends, which are introduced into said insulation-displacement slot one behind another in a slot longitudinal direction and are guided along said limb-side blade edges, are in reliable clamping contact;
said insulation-displacement slot of at least one of said insulation-displacement contacts having, in the slot longitudinal direction, a limb free end-side slot opening and a first slot region adjoining the limb free end-side slot opening, the first slot region, in the slot longitudinal direction, transitioning into a widened second slot region, and said widened second slot region transitioning into a third clamping and cutting region being narrower than said widened second slot region;
said widened second slot region receiving a first wire end cut first in said insulation-displacement slot, as soon as a second wire end enters into said first slot region adjoining the limb free end-side slot opening, said first and second wire ends, after being cut by said first slot region, residing in the third clamping and cutting region where the clamping contact is formed between the first and second wire ends and said third clamping and cutting region; and
said insulation-displacement limbs disposed opposite one another at said limb-side blade edges.

US Pat. No. 10,396,613

ARMATURE, ROTATING ELECTRICAL DEVICE, AND ARMATURE MANUFACTURING METHOD

DENSO CORPORATION, Kariy...

1. An armature comprising:a plurality of core configuration members that configure an armature core and are segmented from each other on progression along the circumferential direction of the armature core;
a plurality of insulators that each include a plurality of insulating portions mounted to the core configuration members and a coupling portion that couples the plurality of insulating portions together;
a plurality of windings that respectively include a plurality of winding portions, wound on the core configuration members with the insulating portions interposed between the winding portions and the core configuration members, and a crossing wire that connects the plurality of winding portions together;
a fitting portion, having a protrusion-shaped engagement portion and an indented-shaped engaged portion, that couples together adjacent core configuration members among the plurality of core configuration members; and
an exposing portion that is configured as a first cutaway portion at the insulator in a position corresponding to the engagement portion of the fitting portion and a second cutaway portion at the insulator in a position corresponding to the engaged portion of the fitting portion, and that exposes the fitting portion through the first cutaway portion and the second cutaway portion combined together, which form a shape corresponding to the cross-sectional profile of a pressing jig when viewed along the axial direction of the armature core, the fitting portion being configured to be pressed through the first cutaway portion and the second cutaway portion combined together by the pressing jig in the axial direction, such that the engagement portion and the engaged portion engage together, the exposing portion and the fitting portion being located at a radial direction inside of the winding portion of the respective windings and outside of the coupling portion of the respective insulators, the armature being used for an outer rotor type motor,
wherein guide projections project from a top face of connecting portions of the insulators, which connect the insulating portions and the coupling portions, and
wherein end portions of the crossing wires are positioned above the top face of the connecting portions so as to pass between and not above pairs of fitting portions, which are provided at both sides of the core configuration members, by being guided by the guide projections.

US Pat. No. 10,396,600

POWER TRANSMITTER, RESONANCE-TYPE CONTACTLESS POWER SUPPLY AND CONTROL METHOD THEREFOR

Silergy Semiconductor Tec...

1. A resonance-type contactless power supply, comprising:an inverter circuit configured to receive electric energy and output an AC current with a self-inductance resonance frequency in accordance with inverter control signal signals;
a transmitter-side resonant circuit comprising a transmitting coil for transmitting electric energy;
a receiver-side resonant circuit comprising a receiving coil which is separated from but electrically coupled to said transmitting coil in a contactless manner, and configured to receive electric energy from said transmitting coil;
a rectifier circuit being electrically coupled to said receiver-side resonant circuit for converting an AC signal from said receiver-side resonant circuit to a DC signal; and
a control circuit configured to adjust a phase difference of said inverter control signals in accordance with a comparison between a compensation signal and a ramp signal to decrease an error between an input power of said inverter circuit and an output power of said rectifier circuit.

US Pat. No. 10,396,594

SINGLE PHASE POWER FACTOR CORRECTION SYSTEM AND METHOD

1. A single phase grid correction system for correcting the power factor of an electrical power grid, said grid having an electricity supply, at least one transmission line connecting said supply to a plurality of distribution nodes, a number of feeder lines radiating from each node, a plurality of consumers connected to each feeder line, each consumer having individual premises with a single phase consumer electrical panel therein for receiving power from said feeder line and each consumer having an electrical meter associated with the premises, said system comprising:a plurality of capacitor banks corresponding to said plurality of consumers, each of said capacitor banks being connected to said panel of one of said plurality of consumers, each of said capacitor banks being located at said individual premises and downstream from said electrical meter, wherein said electrical meter is configured to measure electrical power consumption by the corresponding consumer;
a plurality of remotely controlled capacitor bank switches, each remotely controlled capacitor bank switch being connected to one of said capacitor banks for connecting or disconnecting said capacitor bank from said corresponding feeder line for reactive power compensation, said remotely controlled capacitor bank switch including a receiver for receiving instructions for connecting said capacitor bank to said corresponding feeder line or disconnecting said capacitor bank from said corresponding feeder line, and for operating said switch according to said instructions, said capacitor bank and remotely controlled capacitor bank switch being housed indoors of said individual premises proximate to or within said electrical panel; and
a utility operator controller in communication with said receivers, said utility operator controller adapted to determine whether a power factor correction is required to said electrical power grid upstream from said distribution nodes and if said power factor correction is required, said utility operator controller being configured to transmit said instructions to said receiver of at least two of said remotely controlled capacitor bank switches corresponding to at least two of said distribution nodes for reactive power compensation corresponding to said power factor correction;
wherein said utility operator controller includes a computer programmed to compare circumstances existing at the time when said switches are to be operated with circumstances at prior times and for locating similar circumstances which existed at one or more prior times, and for determining a previous power factor correction which was provided at such prior time or times and for then using such information to determine the number and distribution of capacitor banks which if connected to said grid would supply reactive power sufficient to correct the power factor of said grid to a selected value, and for then sending instructions to switch on the required number of capacitor banks at the locations as determined by said computer.

US Pat. No. 10,396,585

UNIVERSAL INDUCTIVE CHARGING SYSTEM FOR A PORTABLE ELECTRONIC DEVICE

CONTINENTAL AUTOMOTIVE FR...

1. An inductive charging system (1) for a portable electronic device (2) equipped with a receiving coil, the system (1) comprising:a receiving face (3) with a surface for receiving the portable electronic device atop thereon;
at least one induction coil beneath the receiving face for establishing electromagnetic contact with the receiving coil of the portable electronic device when the portable electronic device is positioned atop the receiving face; and
a plurality of series of tabs on the receiving face, each series of tabs positioned along a successively longer and wider perimeter on the receiving face,
the tabs of each series projecting upward from openings in the receiving face in a first position, and the tabs of the plurality of series of tabs, from an innermost one of said series of tabs to an outermost one of said series of tabs, forming tiers of increasing height with respect to the surface of the receiving face (3),
each one of the tabs being movable to retract from the first position, through a corresponding opening of the openings in the receiving face, to a retracted second position, in which the tab does not project from said receiving face, upon an application of a force upon the tab in a downward direction, so that a surface of the portable electronic device when applied against the receiving face of the charging system causes tabs of one or more of said series corresponding to dimensions of the surface of the portable electronic device to retract from the first position to the second position, while tabs of any series outside the dimensions of the surface of the portable electronic device remain in the first position.

US Pat. No. 10,396,575

COMBINATION ELECTRONIC CIGARETTE HOLDER AND CHARGER

1. A device for holding and charging an electronic cigarette element, the device comprising:a housing having a planar surface deposited with adhesive configured for coupling to a rear of a mobile computing device, the housing including a rechargeable battery;
a first power port in the housing, the first power port conductively coupled to the rechargeable battery and configured for accepting external power for recharging the rechargeable battery;
a second power port in the housing and conductively coupled to the rechargeable battery, the second power port configured for accepting a cable for connecting the second power port to a power port of the mobile computing device, the second power port further configured for routing power from the rechargeable battery to a battery of the mobile computing device;
a tubular element coupled to the housing, the tubular element having a cavity that is configured to accept an electronic cigarette element; and
a charging terminal located on the housing such that when the electronic cigarette element is inserted in to the tubular element, one end of the electronic cigarette element contacts the charging terminal, and wherein the charging terminal is conductively coupled to the rechargeable battery;
wherein when the electronic cigarette element contacts the charging terminal, the rechargeable battery recharges a battery of the electronic cigarette element.

US Pat. No. 10,396,572

POWER TRANSMISSION DEVICE AND POWER TRANSMISSION METHOD

LAPIS Semiconductor Co., ...

1. A power transmission device, comprising:a power reception unit for receiving electric power from outside;
a power transmission line for transmitting the electric power received with the power reception unit to a battery;
a transmission cut-off switch for cutting off the power transmission line;
a transmission control circuit configured to receive a battery state signal indicating a charging state of the battery and switch conduction and on-conduction of the transmission cut-off switch on a basis of the battery state signal;
a cut-off control circuit connected to the power reception unit, and configured to monitor a magnitude of a received voltage transferred from the power reception unit to the power transmission line and to forcibly put the transmission cut-off switch in a non-conductive state when the magnitude of the received voltage is less than a specified value;
a first control switch connected to the transmission control circuit and configured to switch conduction and non-conduction of the transmission cut-off switch; and
a second control switch connected to the cut-off control circuit and configured to switch conduction and non-conduction of the transmission cut-off switch, the second control switch connecting between the transmission cut-off switch and the first control switch.

US Pat. No. 10,396,570

BATTERY MANAGEMENT SYSTEM WITH TEMPERATURE SENSING AND CHARGE MANAGEMENT FOR INDIVIDUAL SERIES-CONNECTED BATTERY CELLS

1. A modular battery management system for controlling and monitoring a plurality of battery cells connected in series in a battery connected to a load, the system comprising:a central controlling microcontroller;
a plurality of cell balancing means and a plurality of slave sensing means, each of the cell balancing means and each of the slave sensing means being in communication with the central controlling microcontroller and operatively connected to an associated one of the battery cells in the plurality of battery cells; and
a plurality of temperature sensors operable to monitor the temperature of each of the plurality of cell balancing means and each of the plurality of slave sensing means to determine if an excessive temperature has been reached;
wherein the cell balancing means and the slave sensing means connected to each associated one of the plurality of battery cells are operable:
(a) to measure a charging state of the associated one of the plurality of battery cells;
(b) when a maximum charging state is reached in at least one of the associated battery cells, to establish a shunt across the at least one of the associated battery cells that has reached the maximum charging state, thereby allowing a continued charging of the remaining battery cells in the plurality of battery cells;
(c) when the shunt is established, to communicate to the central controlling microcontroller a message representing that the maximum charging state has been reached in the at least one of the associated battery cells in which the maximum charging state has been reached;
(d) during discharging of the battery, to inform the central controlling microcontroller when a non-zero minimum voltage has been reached in the associated one of the battery cells so as to cause the central controlling microcontroller to disconnect all the cells in the plurality of cells from the load in order to prevent further discharging of the associated one of the battery cells in which the non-zero minimum voltage has been reached to a cell-ruining voltage below the non-zero minimum voltage; and
(e) shut down charging of the battery when the excessive temperature is reached;
wherein each of said cell balancing means is configured to establish the shunt in response to a signal from the slave sensing means when the respective slave sensing means has measured a maximum voltage across the at least one of the associated battery cells that has reached the maximum charging state; and
wherein each of the plurality of slave sensing means is further operatively connected to the central controlling microcontroller via a common data bus, whereby a continuous charging of the remaining battery cells is controlled by the central controlling microcontroller.

US Pat. No. 10,396,554

POWER DISTRIBUTION CONTROL WITHIN A MODULAR CONVERTER SYSTEM USING EFFICIENCY CALCULATIONS

THE BOEING COMPANY, Chic...

9. A power distribution system for powering one or more loads, the power distribution system comprising:a plurality of inverters; and
a controller comprising one or more computer processors and configured to:
determine a plurality of possible combinations of the plurality of inverters to meet load demands corresponding to the one or more loads, each possible combination of the plurality of possible combinations including a respective set of one or more inverters of the plurality of inverters;
access, from a memory coupled with the one or more computer processors, one or more predefined efficiency functions associated with the one or more inverters;
select, based on the one or more predefined efficiency functions, a combination from the plurality of possible combinations; and
transmit control signals to the set of one or more inverters corresponding to the selected combination to thereby power the one or more loads.

US Pat. No. 10,396,544

SHUTOFF DEVICE

PANASONIC INTELLECTUAL PR...

1. A shutoff device configured to be connected to an AC power supply through a first power cable, the shutoff device configured to be connected to an electric drive vehicle through a second power cable, wherein the first power cable is electrically connected to the second power cable through two conductors, the shutoff device comprising:a magnetic core that is electromagnetically coupled to the two conductors that allow an AC current to flow through,
a winding that is wrapped around the magnetic core,
an exciter that is configured to supply the winding with an excitation current that is an alternating current,
a current detector that is configured to detect a current flowing through the winding,
a DC component detector that is configured to detect a DC component level from the current detected with the current detector,
two contact elements that are respectively disposed along the two conductors, and
a discrimination controller that is configured to:
not provide the two contact elements with a charge disable signal to turn the two contact elements on when the DC component level detected with the DC component detector is less than or equal to a threshold;
provide the two contact elements with the charge disable signal to turn the two contact elements off when the DC component level detected with the DC component detector is greater than the threshold; and
provide the two contact elements with the charge disable signal to turn the two contact elements off according to a signal indicating a de-energized condition in which the electric drive vehicle is electrically disconnected from the AC power supply.

US Pat. No. 10,396,540

ELECTRIC SUBMERSIBLE PUMP POWER CABLE TERMINATION ASSEMBLY

SCHLUMBERGER TECHNOLOGY C...

14. A method comprising:operating an electric submersible pump system to pump fluid wherein the electric submersible pump system comprises a power cable terminated by a power cable termination assembly;
responsive to a change in a pressure differential between a dielectric material in the power cable termination assembly and the fluid being pumped, actuating a pressure compensation mechanism in the power cable termination assembly, the actuating comprising translating an annular piston in an annular space that is exterior to an outer surface of the power cable;
responsive to the actuating, reducing the pressure differential;
using a spring member to damp movement of the annular piston, wherein the spring member resists movement of the annular piston when pressure of the fluid being pumped increases; and
positioning a potting material within the power cable termination assembly at a location to reduce risk of flow of a flowable material of the power cable.

US Pat. No. 10,396,538

HINGED CLAMP FOR SPACER-DAMPER

Hubbell Incorporated, Sh...

1. A method of connecting a spacer-damper to a utility line comprising:positioning a spacer-damper to connect to a utility line, the spacer-damper including a first jaw, a second jaw pivotally connected to the first jaw, and a fastener having an axial length and a radial width, wherein the first jaw includes a first clamping surface defining a first clamping region, a first aperture receiving the fastener and allowing the fastener to move radially between a first section of the aperture and a second section of the aperture spaced laterally from the first section, a keeper surface positioned above the first section of the aperture, and a keeper pocket positioned above the second section of the aperture, and wherein the second jaw includes a second clamping surface and an open-ended second aperture;
engaging the first jaw with a conductor;
pivoting the second jaw from an open position to a closed position adjacent the conductor;
moving the fastener in the radial direction from the first section of the first aperture to the second section of the first aperture; and
tightening the fastener to secure the first and second jaws to the conductor.

US Pat. No. 10,396,535

WHILE-IN-USE OUTDOOR COVER WITH RECESSED ELECTRICAL DEVICE

1. An apparatus comprising:a hood;
a base connected to the hood, the base including:
a first side wall and a first back wall forming a first cavity with a first opening opposite the first back wall, wherein:
the hood is configured to cover the first opening,
the first side wall includes a first side wall edge and a second side wall edge opposite the first side wall edge, the first side wall edge being proximate to the first opening and the second side wall edge being proximate to the first back wall, and
the first back wall includes a second opening to a second cavity, and
a second side wall defining the second cavity and extending from the first back wall away from the first opening; and
an electrical device,
wherein the first cavity and the second cavity are configured to provide access through the first opening and the second opening to the electrical device coupled to the second side wall, the second side wall extending by a depth from the first back wall and is sized for receipt into the electrical box,
wherein the apparatus, when attached to an electrical box, is configured to position at least a portion of the electrical device within the electrical box, and
wherein the electrical device is integrally attached to the second side wall.

US Pat. No. 10,396,534

MODULAR CABLE PROTECTOR

1. A modular cable protector comprising:a body having an upper surface, opposing side ramps and opposing ends;
at least one channel extending in parallel between the ends;
male end connectors on at least one end of the cable protector having peripheral walls with upper edges;
female end connectors on at least one end of the cable protector having peripheral walls with upper edges; said female end connectors removably engaging the male end connectors of an adjacent cable protector, thereby enabling cable protectors to be connected in series with the channels in alignment with the channels of an adjacent cable protector;
a plurality of openings extending downward from the upper edges along the walls between adjacent end connectors defining a pattern of gaps and regions of contact between the walls of adjacent end connectors, wherein at least one of said openings has a lower portion with an undercut extending horizontally from the lower portion of the opening; and
a tool having a vertical member with a lower end insertable into the opening and a horizontal protrusion extending from the lower end of the vertical member for removably engaging the undercut.

US Pat. No. 10,396,517

TAPPING APPARATUS FOR TRANSMITTING ELECTRICAL ENERGY

1. A tapping apparatus (100) for transmitting electrical energy from a spatially fixed, busbar (1) to a tapping device (2) which can be moved along the busbar (1) or is also spatially fixed, said tapping apparatus comprising:at least one connection housing (10), the busbar (1) being mechanically connected or connectable to the tapping device (2) by means of the connection housing (10),a current tapping apparatus (3) which comprises sliding contact elements (31) for collecting electrical energy from the busbar (1), the sliding contact elements (31) being formed by a first number of first contact elements (310A) for supplying power at at least one first voltage of one of the control circuit boards (100A), and by a second number of contact elements (310B) for supplying power at least one second voltage of another control circuit board (100A), at least two contact element groups thus being formed,the individual contact elements (310A, 310B) in each group being arranged one after the other in a direction of travel (220) of the connection housing (10), and each group separately supplying a control circuit board (100A) uniquely assigned thereto with electrical power, contact elements (310C) being formed as an earth connection (GND terminal) between the contact elements (310A) and the contact elements (310B) in a direction perpendicular to a direction of travel (220),
the current tapping apparatus (3) being mechanically rigidly connected to the connection housing (10), and
characterized in that the connection housing (10) comprises at least one base support (10A), on which at least two control circuit boards (100A) are mounted, or said two control circuit boards (100A) alone form the base support (10A).

US Pat. No. 10,396,514

POWER DISTRIBUTION UNIT RETENTION DEVICE

EATON INTELLIGENT POWER L...

1. A retention assembly, comprising:a mount configured to receive a retention member of a power distribution unit;
a plate attached to the mount,
wherein the plate includes a central opening,
wherein the plate includes a locking member only partially extending across the central opening of the plate, the locking member being coplanar with the plate and configured to prevent movement between the mount and the retention member of the power distribution unit, and
wherein the plate is moveable with respect to the mount, such that the locking member can be engaged and disengaged from the retention member.

US Pat. No. 10,396,496

CONNECTOR

1. A connector for the releasable connection of two lines along a connector axis, havinga line,
a connection mechanism which has a sleeve and a drag element having multiple spring tabs, each having a detent lug on one end thereof, and
a holding element for holding a counterpart connector to be connected,
wherein the sleeve is displaceable over the drag element, the holding element and over the line,
wherein the drag element and the sleeve are each displaceable between a first position and a second position along the connector axis and the sleeve is designed to displace the drag element, by an axial displacement of the sleeve, between the first position and the second position in order to connect the connector to, or release the connector from, a counterpart connector.

US Pat. No. 10,396,415

COOLING PLATE

MAHLE International GmbH,...

1. A cooling plate for battery cooling, the cooling plate comprising:a structural plate that has a channel-like recess which is surrounded by a raised edge region; and
a cover plate that rests on the raised edge region and covers the channel-like recess in order to form a channel;
openings with connection elements arranged thereon being arranged in the structural plate and/or in the cover plate for introducing a fluid into the channel and for discharging a fluid from the channel;
first mounting openings, the first mounting openings including a round hole being provided in the structural plate and a round hole being provided in the cover plate; and
second mounting openings, the second mounting openings including an elongate hole being provided in the structural plate and an elongate hole being provided in the cover plate,
wherein the round hole in the structural plate and the round hole in the cover plate align with one another for receiving a pin for fixing the structural and cover plates during a soldering process and the elongate hole in the structural plate and the elongate hole in the cover plate align with one another for receiving another pin for fixing the structural and cover plates during the soldering process, and
wherein at least one of the first mounting openings or the second mounting openings are arranged away from a line of symmetry of the structural plate and the cover plate.

US Pat. No. 10,396,413

BATTERY COOLING FIN

FORD GLOBAL TECHNOLOGIES,...

1. A battery pack, comprising:a battery assembly including:
a first battery cell;
a second battery cell;
a thermal fin positioned between said first battery cell and said second battery cell, said thermal fin including a thickened region having an increased thermal conductivity compared to a first region of said thermal fin,
wherein said thermal fin is a separate component from a casing of either of said first battery cell and said second battery cell; and
said thermal fin is segmented into a plurality of fingers, and each of said plurality of fingers contacts a side face of each of said first battery cell and said second battery cell,
wherein said thermal fin includes a first fin portion and a second fin portion, and each of said first fin portion and said second fin portion includes fingers and slots, said fingers of said first fin portion nesting within said slots of said second fin portion and said fingers of said second fin portion nesting within said slots of said first fin portion when said first fin portion is positioned back-to-back with said second fin portion.

US Pat. No. 10,396,410

BATTERY SYSTEM HOUSING WITH INTERNAL BUSBAR

THUNDER POWER NEW ENERGY ...

1. A battery pack for an electric vehicle, the battery pack comprising:an upper tray;
a first busbar attached to the upper tray;
a lower tray;
a second busbar attached to the lower tray;
a plurality of battery cells arranged in the upper and lower trays between the first and second busbars, wherein the first busbar is between the battery cells and the upper tray, and wherein the second busbar is between the battery cells and the lower tray, wherein each of the battery cells comprises first and second terminals and at least one side wall extending substantially from the first terminal substantially to the second terminal, wherein the first busbar contacts the first terminal and the side wall of each of the battery cells, and wherein the second busbar contacts the second terminal and the side wall of each of the battery cells; and
a first thermally conductive cooling plate formed from a thermally conductive material, the first cooling plate contacting one of:
at least one of the lower tray and the second busbar, and
at least one of the upper tray and the first busbar,
wherein the first thermally conductive cooling plate comprises one or more internal cooling ducts configured to conduct a cooling fluid therethrough.

US Pat. No. 10,396,392

ELECTROCHEMICAL CELL

The Swatch Group Research...

1. An electrochemical cell, comprising:a first current collector comprising a first collecting section in contact with a first electrode and comprising a first connecting section;
a second current collector overlapping with the first current collector and comprising a second collecting section in contact with a second electrode and comprising a second connecting section;
wherein the first and second current collectors are mutually connected via their first and second connecting sections;
wherein a distance between the first and second connecting sections is equal to or smaller than 50% of the distance between the first and the second collecting sections;
wherein the first current collector comprises a plurality of first inwardly extending longitudinal indentations, the second current collector comprises a plurality of second inwardly extending longitudinal indentations, and the first inwardly extending longitudinal indentations are arranged to overlap with the second inwardly extending longitudinal indentations.

US Pat. No. 10,396,389

FUEL CELL STACK

NGK SPARK PLUG CO., LTD.,...

1. A fuel cell stack comprising: a plurality of power generating cells stacked on one another;a heat exchange unit disposed between two of the power generating cells which are located adjacent to each other;
a fuel gas supply path for supplying fuel gas to thepower generating cells; andan oxidant gas supply path for supplying oxidant gas to the power generating cells, wherein
the fuel gas supply path includes, in series, a first path passing through the heat exchange unit, a second path passing in parallel through some of the plurality of powergenerating cells, and a third path passing in parallel through the remaining power generating cells;in the second path, when the power generating cells are viewed in a stacking direction thereof, two inlets of the fuel gas in each of the some power generating cells are located at a first position PA and a second position PB located along one side of each power generating cell, and one outlet of the fuel gas in each of the some power generating cells is located at a third position PC along another side of each power generating cell that is opposite the one side; and
in the third path, when the power generating cells are viewed in the stacking direction, an inlet of the fuel gas in each of the remaining power generating cells is located at a position coinciding with the third position PC, and an outlet of the fuel gas in each of the remaining power generating cells is located at a position between the first position PA and the second position PB.

US Pat. No. 10,396,380

ON-VEHICLE FUEL CELL SYSTEM

HONDA MOTOR CO., LTD., T...

1. An on-vehicle fuel cell system to be mounted in a fuel cell vehicle, the system comprising:a fuel cell that generate electricity through electrochemical reaction of oxidant gas fed to a cathode side with fuel gas fed to an anode side with an electrolyte membrane being located between the cathode side and the anode side;
an oxidant gas feeding pipe that feeds the oxidant gas to the fuel cell;
an oxidant exhaust gas discharge pipe that discharges, from the fuel cell, oxidant exhaust gas being the oxidant gas at least partially used in the cathode side;
a fuel gas feeding pipe that feeds the fuel gas to the fuel cell;
a fuel exhaust gas discharge pipe that discharges, from the fuel cell, fuel exhaust gas being the fuel gas at least partially used in the anode side;
a mixed exhaust gas discharge pipe that connects the oxidant exhaust gas discharge pipe to the fuel exhaust gas discharge pipe to discharge mixed exhaust gas of the oxidant exhaust gas and the fuel exhaust gas; and
a dilution unit connected to the mixed exhaust gas discharge pipe, into which the mixed exhaust gas is introduced, wherein
the dilution unit includes a stirring chamber that expands from an outlet of the mixed exhaust gas discharge pipe and communicates with the mixed exhaust gas discharge pipe, and
an opening that takes in air into the stirring chamber is formed in a lower face of the stirring chamber.

US Pat. No. 10,396,379

COOLING SYSTEM OF FUEL CELL VEHICLE

Hyundai Motor Company, S...

1. A cooling system of a fuel cell vehicle, comprising:a stack in which a plurality of fuel cells are laminated;
a manifold in which the stack is disposed, and an inside of which cooling water flows to exchange heat with the stack;
a flow control valve installed in the manifold, and is opened and closed to exchange heat of cooling water with the stack based on a temperature of the stack; and
a cooling water flow channel configured to guide the cooling water into the manifold, and which is dually arranged to exchange heat with the stack,
wherein the cooling water flow channel includes:
a normal cooling water flow channel connected directly to at least one of the stack to discharge the cooling water;
a low cooling water flow channel connected to the normal cooling water flow channel and configured to discharge the cooling water to the normal cooling water flow channel based on the temperature of the stack; and
a connector connecting the normal cooling water flow channel and the low cooling water flow channel,
wherein a temperature of the cooling water flowing through the low cooling water flow channel is kept lower than a temperature of the cooling water flowing through the normal cooling water flow channel with the stack in operation, and
wherein the flow control valve is installed in the connector to adjust a flow of the cooling water from the low cooling water flow channel to the normal cooling water flow channel based on the temperature of the stack.

US Pat. No. 10,396,360

POLYMERIZATION PROCESS FOR FORMING POLYMERIC ULTRATHIN CONFORMAL COATINGS ON ELECTRODE MATERIALS

GM GLOBAL TECHNOLOGY OPER...

1. A negative electrode material for a lithium-ion electrochemical cell comprising:a flexible polymeric ultrathin conformal coating formed on a surface of the negative electrode material selected from the group consisting of: silicon, silicon-containing alloys, tin-containing alloys, and combinations thereof, wherein the flexible polymeric ultrathin conformal coating comprises one or more materials selected from silicon, siloxane, polycaprolactam, polyethylene oxide, and TEMPO methacrylate and the flexible polymeric ultrathin conformal coating has a thickness of less than or equal to about 50 nm and is capable of reversibly elongating by at least 50% from a contracted state to an expanded state in at least one direction to minimize or prevent fracturing of the negative electrode material during lithium ion cycling.