US Pat. No. 10,142,250

MAXIMUM TRANSMISSION UNIT SIZE REPORTING USING AT COMMANDS

HFI Innovation INC., Hsi...

1. A method, comprising:establishing a packet data network (PDN) connection by a terminal equipment (TE) in a mobile communication network;
transmitting an Attention (AT) command by the TE, wherein the AT command is related to maximum transmission unit (MTU) information of the PDN connection, and wherein the AT command is a set AT command initiated by the TE for setting a list of Packet Data Protocol (PDP) context parameters including an MTU discovery option that indicates whether the TE prefers to discover an MTU size through Non-Access-Stratum (NAS) signaling;
receiving the MTU size from a mobile termination (MT); and
processing application data associated with the PDN connection and generating IP packets based on the MTU size received from the MT.

US Pat. No. 10,142,249

METHOD AND APPARATUS FOR DETERMINING BUFFER STATUS OF USER EQUIPMENT

HUAWEI TECHNOLOGIES CO., ...

1. A method comprising:acquiring media information of each transmission control protocol (TCP) packet sent to a user equipment (UE);
receiving an acknowledgment packet from the UE;
determining, according to the acknowledgment packet and the media information of each TCP packet, a media period of time during which data sent to the UE will be continuously played; and
setting a buffer size according to the media period of time during which data sent to the UE will be continuously played.

US Pat. No. 10,142,248

PACKET MIS-ORDERING PREVENTION IN SOURCE ROUTING HITLESS REROUTE USING INTER-PACKET DELAY AND PRECOMPENSATION

Huawei Technologies Co., ...

1. A method implemented by a network element (NE), comprising:forwarding one or more initial packets in a packet flow from a source to a destination along an initial route having an initial route packet delay;
obtaining an updated route having an updated route packet delay less than the initial route packet delay; and
delaying transmission of a subsequent packet in the packet flow over the updated route by an amount of time determined in accordance with the initial route packet delay, the updated route packet delay, and an inter-packet delay when a path delay difference between the initial route packet delay and the updated route packet delay is greater than the inter-packet delay, the inter-packet delay being a delay between successive packets in the packet flow.

US Pat. No. 10,142,247

COMMUNICATION DEVICE, COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND STORAGE MEDIUM STORING PROGRAM TRANSFERRING DATA USING A PLURALITY OF LINES

NEC CORPORATION, Minato-...

1. A communication device that transfers data using a plurality of lines, the communication device comprising: a splitting unit that splits an inputted frame;a distributing unit that distributes split frames based on output bandwidths of the plurality of lines; and
a transmitting unit that transmits the splitted distributed frames,
wherein the transmitting unit transmits to another device a control frame that includes an amount of transmission data transmitted from each line,
wherein the distributing unit distributes a frame to a line that has a largest remaining output weight, which indicates a ratio of a remaining amount of data that can be outputted through the line in every predetermined period to an amount of data that can be outputted per unit time, which is specified for each line as the output bandwidth,
wherein the distributing unit receives the control frame that has been transmitted by the other device in response to transmission of the control frame, and, if an amount of reception data received by the other device, the amount being included in the control frame, is smaller than the amount of transmission data, the distributing unit makes a setting so as to narrow an output bandwidth of a line through which the control frame has been transmitted and wherein the transmitting unit transmits a dummy frame equivalent to the remaining amount of data upon lapse of the predetermined period.

US Pat. No. 10,142,246

SYSTEMS AND METHODS FOR MANAGING A NETWORK

Comcast Cable Communicati...

1. A method comprising:receiving a message at a boundary node via a first messaging protocol, wherein the message is configured for a second messaging protocol, wherein the second messaging protocol requires that a bit of the message be reserved;
determining that the reserved bit indicates congestion on a network for a class of service; and
responsive to the reserved bit indicating congestion, modifying a downstream data rate for the class of service.

US Pat. No. 10,142,245

APPARATUS AND METHOD FOR PARALLEL PROCESSING

ELECTRONICS AND TELECOMMU...

1. An apparatus for parallel processing comprising:a queue memory configured to store one or more queues,
a data memory configured to store data,
a mapper configured to classify the data into flows and store a pointer of the data in a queue mapped with the flow;
a table provider configured to store a flow table comprising queue information mapped with flow information;
a plurality of processors configured to perform a process based on the data; and
a distributor configured to extract the data from the data memory by referring to the pointer stored in the queue and transmit the data to the processor,
wherein the distributor transmits data corresponding to a single queue to a single processor, and
wherein the mapper maps each of the flows with a new queue or an activated queue based on the number of pointers stored in each activated queue and a predetermined critical value when the activated queue is not mapped with the flow by referring to the flow table.

US Pat. No. 10,142,244

MODIFYING A PRIORITY FOR AT LEAST ONE FLOW CLASS OF AN APPLICATION ON A SOFTWARE DEFINED NETWORKING CONTROLLER

HEWLETT PACKARD ENTERPRIS...

9. A system for modifying a priority for at least one flow class of an application, the system comprising:a registering engine to register flow classes for the application with a software defined networking (SDN) controller, wherein the flow classes comprise a description of flow modification rules and a priority at which the flow modification rules are to be installed at a switch;
a determining engine to determine, with the SDN controller, a priority for each of the flow classes based on other installed applications and network services on the SDN controller;
a sending engine to send a priority key associated with the priority from the SDN controller to the application;
a modifying engine to modify, based on an event, the priority for at least one of the flow classes of the application by mapping the priority key associated with the priority to a new priority value;
a receiving engine to receive, from the application, at least one flow modification rule using the priority key as the priority;
an obtaining engine to obtain at least one of the flow classes via the priority key; and
a validating engine to validate the at least one flow modification rule against registered parameters of the at least one of the flow classes of the application to determine a flow of traffic based on the priority.

US Pat. No. 10,142,243

SYSTEMS AND METHODS FOR QUALITY OF SERVICE REPRIORITIZATION OF COMPRESSED TRAFFIC

Citrix Systems, Inc., Fo...

1. A method for prioritizing data streams, the method comprising:identifying, by a reprioritizer of a first intermediary device deployed between a first node and a second node, a first compression characteristic of a first packet in a first data stream, the first data stream having a first traffic priority level;
identifying, by the reprioritizer, a second compression characteristic of a second packet in a second data stream, the second data stream having a second traffic priority level less than the first traffic priority level;
increasing, by the reprioritizer, the second traffic priority level of the second data stream to greater than the first traffic priority level of the first data stream responsive to a comparison between the first compression characteristic and the second compression characteristic;
starting, by the reprioritizer, a timer based at least on the comparison between the first compression characteristic and the second compression characteristic; and
resetting, based on expiration of the timer maintained by the reprioritizer, the second traffic priority level of the second data stream to be less than the first traffic priority level of the first data stream.

US Pat. No. 10,142,242

NETWORK SUPPORT NODE TRAFFIC REDUCTION FOR SELF-ORGANIZING NETWORKS

T-Mobile USA, Inc., Bell...

1. A computing device comprising:a processor;
a communication component in communication with an operations support system (OSS) node of an OSS network that is configured to support a self-organizing network (SON) telecommunication network; and
memory storing a message queue and a SON engine that, when operated by the processor, executes a plurality of SON tools,
wherein the SON engine is configured to perform operations comprising:
receiving OSS performance information from the OSS node indicative of performance of hardware or software component(s) of the OSS node;
placing a plurality of messages that are to be sent to the OSS node from the plurality of SON tools in the message queue;
determining that at least two messages in the message queue have different priorities based on priorities of the SON tools that originated the at least two messages or based on priorities of parameters associated with the at least two messages; and
limiting transmission of the plurality of messages in the message queue to the OSS node based at least in part on the OSS performance information and on the different priorities of the at least two messages.

US Pat. No. 10,142,240

METHOD AND SYSTEM FOR PERFORMING DIAGNOSTICS IN A GATEWAY DEVICE BASED ON MONITORING PARAMETERS

The DIRECTV Group, Inc., ...

1. A method of controlling a gateway device comprising a network processor, a first communication system, a second communication system, said first communication system and said second communication system transmitting and receiving network signals, said method comprising:communicating first network signals between the network processor and the first communication system, said first network signals comprising first higher priority network signals and first lower priority network signals;
communicating second network signals between the network processor and the second communication system, said second network signals comprising second higher priority network signals and second lower priority network signals;
communicating a first congestion notification request signal from the network processor to the first communication system;
communicating a second congestion notification request signal from the network processor to the second communication system;
throttling or shaping first lower priority network signals at the first communication system in response to the first congestion notification signal to form first modified network signals to allow coordinated control of the first modified network signals;
throttling or shaping second lower priority network signals at the second communication system in response to the second congestion notification signal to form second modified network signals;
communicating the first modified network signals to a first user device; and
communicating the second modified network signals to a second user device.

US Pat. No. 10,142,239

SYNCHRONIZING MULTICAST STATE BETWEEN MULTI-HOMED ROUTERS IN AN ETHERNET VIRTUAL PRIVATE NETWORK

Juniper Networks, Inc., ...

1. A method comprising:receiving, by a first provider edge (PE) router of a plurality of PE routers included in an Ethernet segment of an Ethernet Virtual Private Network (EVPN) and from a second PE router of the plurality of PE routers, a withdrawal of a Border Gateway Protocol (BGP) join synch route used to synchronize a join request for a multicast group across the Ethernet segment, wherein a customer edge (CE) router is multi-homed to the plurality of the PE routers over the Ethernet segment;
in response to receiving the withdrawal of the BGP join synch route, determining, by the first PE router, whether the withdrawal of the BGP join synch route is due to a multicast state timeout event at the second PE router or a disruption event at the second PE router;
upon determining that the withdrawal of the BGP join synch route is due to the disruption event at the second PE router, retaining, by the first PE router, a multicast state for the multicast group associated with the BGP join synch route, and forwarding, by the first PE router, multicast traffic of the multicast group toward at least one receiver connected to the CE router; and
upon determining that the withdrawal of the BGP join synch route is due to the multicast state timeout event at the second PE router, deleting, by the first PE router, the multicast state for the multicast group associated with the BGP join synch route, and stopping, by the first PE router, forwarding of the multicast traffic of the multicast group.

US Pat. No. 10,142,236

SYSTEMS AND METHODS FOR MANAGING A PACKET NETWORK

COMCAST CABLE COMMUNICATI...

1. A method comprising:receiving a packet comprising delay information relating to a plurality of network points, wherein the delay information represents a sliding window delay measurement comprising a plurality of delay measurements determined over one or more time intervals, wherein each of the plurality of network points is associated with at least one delay measurement of the plurality of delay measurements;
comparing a first delay measurement of the plurality of delay measurements to a threshold, wherein the first delay measurement is associated with a network point of the plurality of network points selected at random; and
based on the first delay measurement exceeding the threshold, executing a congestion control process associated with the plurality of network points, wherein executing the congestion control process comprises modifying one or more of an ingress data rate and an egress data rate.

US Pat. No. 10,142,233

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

LG ELECTRONICS INC., Seo...

1. A method for transmitting a broadcast signal, the method comprising,:generating, by a processor, service data of a broadcast service and service signaling information for signaling the service data, the service data including first service components delivered by using a Movie Picture Everts Group (MPEG) Media Transport Protocol (MMTP) and second service components delivered by using a Real-Time Object Delivery over Unidirectional Transport (ROUTE) protocol;
generating, by the processor, a service list table, the service list table including bootstrap information and protocol type information for the broadcast service,
wherein protocol type information indicates which one of the MMTP or the ROUTE protocol is used for delivering the service signaling information for the broadcast service, the bootstrap information identifies a transport session carrying the service signaling information for the broadcasts service, and the transport session identified by the bootstrap information has a transport protocol type indicated by the protocol type information;
generating, by the processor, a broadcast signal including the first and second service components, the service signal information, and the service list table; and
transmitting, by a broadcasting antenna, the generated broadcast signal through a broadcast network,
wherein when the protocol type information indicates that the service signaling information is delivered according to the MMTP, the service signaling information for the broadcast service is carried in an MMTP session identified by the bootstrap information, and
wherein the service signaling information carried in the MMTP session includes information used for accessing ROUTE sessions which deliver the second service components of the broadcast service based on the ROUTE protocol.

US Pat. No. 10,142,232

ROUTE SETTING METHOD AND TERMINAL DEVICE

HUAWEI TECHNOLOGIES CO., ...

1. A route setting method on a terminal device, comprising:checking, with a processor, whether a newly connected secure element (SE) is an exclusive SE, the exclusive SE being an SE installed on a universal integrated circuit card (UICC);
checking, with the processor, whether setting a default routing entry is supported when the newly connected SE is a newly connected exclusive SE;
when setting a default routing entry is not supported:
writing, with the processor, a routing entry corresponding to the newly connected exclusive SE to a routing table to construct the routing table that comprises only the routing entry corresponding to the newly connected exclusive SE; and
deleting, with the processor, a routing entry corresponding to a host-card emulator (HCE) from the routing table and a routing entry corresponding to a non-exclusive SE from the routing table when the routing table comprises a routing entry whose target is the HCE; and
setting, with the processor, the newly connected exclusive SE as a default routing target SE when setting the default routing entry is supported to permit the UICC to be used as a secure environment on the terminal device.

US Pat. No. 10,142,231

TECHNOLOGIES FOR NETWORK I/O ACCESS

Intel Corporation, Santa...

1. A network computing device for non-uniform network input/output access acceleration, the network computing device comprising:a plurality of non-uniform memory access (NUMA) nodes, wherein each of the NUMA nodes includes an allocated number of processor cores of a physical processor package of the network computing device and a local memory, and wherein the local memory defines a portion of a main memory of the network computing device allocated to a corresponding NUMA node; and
a multi-home network interface controller (NIC) to facilitate the ingress and egress of network packets via a network interfacing port of the multi-home NIC, wherein the network interfacing port is communicatively coupled to a logical switch of the multi-home NIC that is configured to route the network packets to one of the NUMA nodes via a corresponding one of a plurality of logical NICs that is communicatively coupled to the one of the NUMA nodes, wherein the logical switch is communicatively coupled to each of the plurality of logical NICs, wherein each of the plurality of logical NICs includes one or more queues to store at least a portion of the network packets received by the multi-home NIC, and wherein each of the plurality of logical NICs is directly linked to a respective one of the NUMA nodes.

US Pat. No. 10,142,230

METHOD AND APPARATUS FOR TRANSMITTING MESSAGES ASSOCIATED WITH INTERNET PROTOCOL VERSION 4 (IPV4) ADDRESSES ON AN INTERNET PROTOCOL VERSION 6 (IPV6) NETWORK

Vonage Business Inc., At...

1. A computer-implemented method for transmitting messages associated with IPv4 addresses on an IPv6 network, comprising:receiving, in a first message from an IPv4 network, an IPv4 address of a component in the IPv4 network;
parsing the IPv4 address into a plurality of elements;
hashing the plurality of elements of the IPv4 address;
creating a new host name for the IPv4 address based on the hashed plurality of elements;
sending, to a domain name server (DNS) associated with the IPv6 network, a request to perform a DNS lookup of the host name;
responsive to the DNS lookup request, receiving an IPv6 address; and
processing the first message as if it were originally received with the IPv6 address.

US Pat. No. 10,142,229

CONCEALED DATAGRAM-BASED TUNNEL FOR REAL-TIME COMMUNICATIONS

ORACLE INTERNATIONAL CORP...

1. A non-transitory computer readable medium having instructions stored thereon that, when executed by a processor, cause the processor to perform tunneling for real-time communications (RTC), the performing comprising:establishing a datagram-based tunnel, over an Internet Protocol (IP) network that comprises security devices, between a tunneling client and a tunneling server, wherein the tunnel is configured to transport datagram based traffic and comprises a datagram-based outer transport protocol;
receiving a packet over the datagram-based tunnel at the tunneling server from the tunneling client, wherein the packet is configured according to the datagram-based outer transport protocol of the tunnel and includes a datagram-based payload and a stream-based header, wherein the packet has traversed the datagram-based tunnel; and
processing the packet according to the datagram-based outer transport protocol based on information in the stream-based header wherein the packet traverses the security devices;
wherein the datagram-based payload and the datagram-based outer transport protocol is in accordance with a User Datagram Protocol (UDP) or a Datagram Transport Layer Security (DTLS) protocol, and the stream-based header is in accordance with a transmission control protocol (TCP) header and the stream-based header comprises TCP fields that comprise a sequence number field, an acknowledgement number field, a code bits field, a window size field, a checksum field, an urgent field and a header length field, and the sequence number field, the acknowledgement number field, the code bits field, the window size field, and the urgent field are set to zero, and the header length field is set to 5.

US Pat. No. 10,142,228

DEVICE AND METHOD FOR RETRANSMITTING DATA IN A NETWORK SWITCH

1. In a communication network comprising a plurality of network domains, a method implemented by computer within a network switch for transmitting frames of data from a sender network domain to at least one receiver network domain, the network switch comprising at least a central memory, network receiver ports, and network sender ports, the method comprising the steps:receiving on a network receiver port at least one incoming frame of data from a sender network domain, the incoming frame containing a header and applicational content;
identifying within the applicational content of the at least one incoming frame, each independent part corresponding to a different addressee network domain;
disassembling the applicational content to extract an item of data of each said independent part of the applicational content from the at least one incoming frame;
writing each said extracted item of data in a different memory area of the central memory of the network switch, the central memory having different memory areas assigned to the different addressee network domains;
waiting a respective time period, calculated a priori before said receiving of the at least one incoming frame of data, to allow accumulation of a certain number of data necessary for each respective addressee network domain, the time period being calculated to comply with end-to-end temporal constraints;
constructing an outgoing frame for each different addressee network domain after waiting the respective time period, wherein each of said outgoing frames comprising a header and an applicational content made of one or more item of data corresponding to the same addressee network domain, the one or more item of data for each applicational content being transferred from a same memory area of the central memory; and
dispatching each of said outgoing frames of data to a network sender port assigned to a respective addressee network domain by triggering a direct access memory request by direct memory controllers coupled to each respective network sender port.

US Pat. No. 10,142,227

BIT INDEXED EXPLICIT REPLICATION FOR DETERMINISTIC NETWORK DATA PLANE

CISCO TECHNOLOGY, INC., ...

1. A method comprising:receiving, by a network device in a deterministic data network comprising deterministic segments having peer endpoint devices, a data packet comprising a packet header having a bit index generated by a controller, each bit in the bit index associated with a corresponding one of the deterministic segments;
the network device identifying, from the bit index, a first bit for a corresponding first deterministic segment and a second bit for a corresponding second deterministic segment, wherein the network device is a peer endpoint device for transmitting deterministic traffic into each of the first and second deterministic segments toward a corresponding peer endpoint device;
the network device selectively executing a replication operation of the data packet for transmission of a replicated data packet into each of the first and second deterministic segments, based on the network device detecting the corresponding first and second bits set for replication.

US Pat. No. 10,142,226

DIRECT NETWORK CONNECTIVITY WITH SCALABLE FORWARDING AND ROUTING FLEETS

Amazon Technologies, Inc....

1. A system, comprising:a plurality of virtual routers implemented at one or more computing devices of a virtual routing fleet of a direct connectivity service of a provider network;
a plurality of forwarding engines implemented at one or more computing devices of a packet forwarding fleet of the direct connectivity service; and
a connectivity manager implemented at one or more computing devices of the direct connectivity service;
wherein a first virtual router of the virtual routing fleet includes instructions that when executed on a first computing device cause the first computing device to obtain, via a first session of a routing information exchange protocol with a first user-owned router of a first user of the direct connectivity service, one or more routing metadata entries;
wherein a first forwarding engine of the packet forwarding fleet includes instructions that when executed on a second computing device cause the second computing device to:
receive a first encapsulation packet from an edge router of the provider network, wherein the first encapsulation packet comprises a first baseline packet originating at a computing device of the first user and transmitted over a direct physical link to a first encapsulating device configured on behalf of the direct connectivity service, wherein the first encapsulating device is located at premises external to the provider network; and
forward, based on a set of routing metadata which includes the one or more routing metadata entries, the first baseline packet to a destination virtual machine of the first user within the provider network; and
wherein the connectivity manager includes instructions that when executed on a third computing device cause the third computing device to:
based on a first triggering condition, modify the number of forwarding engines established in the forwarding fleet; and
based on a second triggering condition, modify the number of virtual routers established in the virtual routing fleet.

US Pat. No. 10,142,225

APPARATUS, SYSTEM, AND METHOD FOR PACKET SWITCHING

Level 3 Communications, L...

1. An apparatus comprising:a network controller comprising at least one processor and at least one memory to store a routing configuration application that is executed by the at least one processor to:
analyze a plurality of interconnections between a plurality of forwarding switches of a communication network to identify a network topology of the communication network;
determine at least one label switched path (LSP) between the forwarding switches, the LSP comprising one or more next hop routes each defining a forwarding address associated with one forwarding switch to an adjacent forwarding switch;
determine at least one bypass LSP that is redundant to one or more LSPs determined by the routing configuration application, wherein each forwarding switch executes at least one of a Link Aggregation Control Protocol (LACP) and a Bidirectional Forwarding Detection (BFD) to detect a failure in the LSP and perform switchover to the bypass LSP;
generate a label forwarding information base (LFIB) including mapping information associated with next hop routes of the bypass LSP; and
in response to a query from the forwarding switches after the forwarding switches have received packets, transmit the LFIB to the forwarding switches, wherein at least one of the forwarding switches is configured to:
process the LFIB to identify the next hop routes of the bypass LSP; and
use the next hop routes of the bypass LSP to route at least some of the packets through the network according to a multiprotocol label switching (MPLS) protocol,
wherein the network controller comprises a route reflector (RR) function that interfaces with a border gateway protocol (BGP) instance executed on an edge device to determine the LSP by resolving next hop routes for each adjacent forwarding switch.

US Pat. No. 10,142,224

PATH COMPUTATION METHOD, MESSAGE RESPONDING METHOD, AND RELATED DEVICE

Huawei Technologies Co., ...

1. A path computation method, comprising:receiving, by a second network device, path requirement information and a recomputation condition that are sent by a first network device, wherein the path requirement information comprises a required network performance parameter, and the network performance parameter comprises at least one of a delay, a packet loss, jitter, and bandwidth, and wherein the recomputation condition is related with network performance parameter change rate;
computing, by the second network device, a path meeting a requirement according to the path requirement information;
sending, by the second network device, first description information to the first network device, wherein the first description information is description information of the path meeting the requirement;
determining, by the second network device, whether the recomputation condition is met;
performing, by the second network device, path recomputation when the recomputation condition is met; and
sending, by the second network device, second description information to the first network device, wherein the second description information is description information of a path obtained by means of recomputation.

US Pat. No. 10,142,223

SYMMETRIC INTERSUBNET TRAFFIC LOAD BALANCING IN MULTIHOMED NETWORKS

Juniper Networks, Inc., ...

1. A device, comprising:one or more memories; and one or more processors to:
receive a plurality of route advertisements corresponding to a plurality of edge devices, the plurality of route advertisements identifying routing information to be used in connection with routing network traffic to a destination device via the plurality of edge devices, and
the plurality of route advertisements including at least one auto-discovery route, the at least one auto-discovery route including one or more first layer 3 labels to be used in connection with performing multiprotocol label switching (MPLS) to route the network traffic to the destination device,
the plurality of edge devices improving backward compatibility of a route and including:
the one or more first layer 3 labels in a payload of the route in an auto-discovery by modifying one or more fields of network layer reachability information (NLRI) of the route, and
an auto-discovery route extended community attribute,
the auto-discovery route extended community attribute being a Border Gateway Protocol (BGP) extended community attribute, and
the plurality of route advertisements including at least one MAC/IP advertisement route,
the at least one MAC/IP advertisement route including one or more second layer 3 labels to be used in connection with performing MPLS to route the network traffic to the destination device;
receive the network traffic to be routed to the destination device; and
route the network traffic toward the destination device via the plurality of edge devices based on the plurality of route advertisements,
the destination device being associated with a plurality of Ethernet virtual private networks (VPNs) associated with the plurality of edge devices,
a first portion of the network traffic being forwarded to a first edge device of the plurality of edge devices and a second, different portion of the network traffic being forwarded to a second edge device of the plurality of edge devices to perform load balancing of the network traffic,
the network traffic being divided based on capacities associated with the first edge device and the second edge device.

US Pat. No. 10,142,221

NETWORK ADDRESS TRANSLATION IN NETWORKS USING MULTIPLE NAT DEVICES

T-Mobile USA, Inc., Bell...

1. A system comprising:a first network address translation (NAT) device configured to send first advertising packets,
wherein the first advertising packets include an indication of status information of the first NAT device;
a second NAT device configured to send second advertising packets,
wherein the second advertising packets include an indication of status information of the second NAT device;
a first backup NAT device configured to send backup advertising packets,
wherein the first backup NAT device is further configured to operate in a standby mode, and
wherein the backup advertising packets include an indication of status information of the first backup NAT device; and
a first router configured to route network traffic to the first NAT device, second NAT device, and first backup NAT device for address translation,
wherein the first router is further configured to receive the first, second and backup advertising packets from the first, second, and first backup NAT devices, respectively, and
wherein the first router is further configured to re-route network traffic from the first or second NAT devices to the first backup NAT device based on:
a determination that first or second advertising packets have not been received for a predetermined time period, or
receiving an error message from the first or second NAT device,
wherein the predetermined time period is less than 300 milliseconds (ms), or is less than two seconds, or is at least partially based on an expected time interval for receiving three consecutive advertising packets.

US Pat. No. 10,142,220

EFFICIENT ROUTING IN SOFTWARE DEFINED NETWORKS

Hewlett Packard Enterpris...

1. A networking device for providing efficient routing in software defined networks, comprising:a memory comprising an indirect group table with a first group entry that is associated with a first route tree of a plurality of route trees in a software defined network, wherein the plurality of route trees comprises a congruent route tree that is identical to the first route tree, and wherein a second group entry in the indirect group table is associated with the congruent route tree and is configured to minimize overlap between each of the plurality of route trees;
a processor operatively connected to the memory, the processor to:
detect a failure in the first route tree during a data transmission;
send a notification of the failure to a remote controller device, wherein the remote controller device identifies a second route tree of the plurality of route trees that does not include the failure;
after the remote controller device updates the first group entry to be associated with the second route tree, perform the data transmission using the second route tree; and
after the remote controller device updates the second group entry to be associated with a third route tree, perform a second data transmission using the third route tree.

US Pat. No. 10,142,219

METHOD TO ROUTE PACKETS IN A DISTRIBUTED DIRECT INTERCONNECT NETWORK

ROCKPORT NETWORKS INC., ...

1. A computer-implemented method of routing packets in a direct interconnect network from a source node to a destination node comprising the steps of:discovering all nodes and all output ports on each node in a network topology;
including the discovered nodes and output ports in the network topology in a topology database in order to allow said nodes and ports to be included in shortest path routing computations;
calculating the shortest path from every output port on each node to every other node in the network topology based on those nodes and output ports contained in the topology database;
generating a source routing database on each node containing the shortest paths from every output port on said each node to all other nodes in the network topology;
receiving packets at the source node;
sending the received packets to the output ports of the source node in a round robin or weighted round robin manner, whereby each of said received packets is thereafter segmented into flits at the output port of the source node and distributed along the shortest path from the output port on the source node to the destination node, such that the packets are thereby distributed along alternate routes in the network topology; and
re-assembling and re-ordering the packets at the destination node so that the packets accord with their original form and order.

US Pat. No. 10,142,218

HYPERVISOR ROUTING BETWEEN NETWORKS IN A VIRTUAL NETWORKING ENVIRONMENT

International Business Ma...

1. A data processing system, comprising:a network interface having a connection to a physical next hop router of an external network;
a processor; and
data storage, coupled to the processor, that includes program code executable by the processor, the program code including a virtual machine monitor (VMM) that when executed causes the data processing system to perform:
instantiating a source virtual machine (VM);
in one or more data structures of the VMM, maintaining (1) address-based route information of network elements including the source VM and at least one physical network element in the external network and (2) additional information identifying one or more destination addresses as belonging to one or more virtual machines to which the VMM can communicate packets without the packets being routed by a default gateway;
in response to the VMM receiving from the source VM a packet specifying a first destination address of a destination VM and a second destination address of the default gateway, said first and second destination addresses being at different network layers, the VMM determining by reference to the first destination address and the additional information whether the packet can be communicated to the destination VM without the packet being routed by the default gateway; and
in response to the VMM determining that the packet can be communicated to the destination VM without the packet being routed by the default gateway, the VMM forwarding the packet to the destination VM such that the packet bypasses routing by the default gateway.

US Pat. No. 10,142,216

POWER SAVING IN COMMUNICATION SYSTEMS

Lantiq Deutschland GmbH, ...

1. A communication device, comprising:a transmitter,
the communication device being configured to identify a low power mode for association with the transmitter and an associated receiver,
wherein the transmitter is adapted to communicate the low power mode,
the communication device further being configured to provide a bit loading and tone associated information,
the transmitter further being configured to communicate a flag that indicates a symbol position, the symbol position to indicate when the low power mode will commence,
wherein the transmitter is configured to transmit synchronization symbols during low power mode which use more tones than data symbols when being transmitted at least at the end of the low power mode; wherein the device is adapted to perform channel estimation based on an error signal that is based on the synchronization symbols,
wherein the transmitter is further configured to transmit the synchronization symbols during the low power mode with more power than the data symbols.

US Pat. No. 10,142,215

MONITORING NETWORK PERFORMANCE OF ENCRYPTED COMMUNICATIONS

BladeLogic, Inc., Housto...

1. A system for generating end-to-end performance metrics in a network, the system comprising:a server-side probing device disposed on a server-side network, the server-side probing device configured to:
monitor a network communication on the server-side network, the network communication on the server-side network being encrypted;
decrypt the network communication on the server-side network using an encryption key;
obtain first performance metrics based on the decrypted network communication on the server-side network;
a client-side probing device disposed on a client-side network, the client-side probing device configured to:
monitor a network communication on the client-side network, the network communication on the client-side network being encrypted;
obtain second performance metrics regarding the network communication monitored on the client-side network without the client-side probing device decrypting the network communication on the client-side network;
send the network communication on the client-side network and the second performance metrics to the server-side probing device,
wherein the server-side probing device is configured to match the network communication on the server-side network and the network communication on the client-side network based on one or more network level attributes of each of the network communication on the server-side network and the network communication on the client-side network,
wherein the server-side probing device is configured to provide performance metrics based on the first and second performance metrics.

US Pat. No. 10,142,214

TRANSMISSION SYSTEM IMPLEMENTING DELAY MEASUREMENT AND CONTROL

GATESAIR, INC., Mason, O...

11. A system comprising:a transmitter that transmits a wireless signal, the transmitter comprising:
a network receiver configured to extract a timestamp from a header of each packet of a data stream received from a network, the timestamp corresponding to a time of generating each data block for each respective packet of the data stream according to a global timebase prior to a time of packetizing each data block into a respective packet, the receiver further configured to store the data blocks in a buffer of the receiver and to provide a data stream of the data blocks;
a digital-to-analog converter that converts the data blocks to a corresponding analog signal for transmission thereof in the wireless signal according to a sampling frequency; and
a delay controller that measures a delay associated with each data block of the data stream based on the timestamp relative to the global timebase, the delay controller controlling a time of the transmission of the analog signal from the transmitter based on at least one of (i) adjusting the sampling frequency of the digital-to-analog converter and (ii) adding or removing of data between the data blocks in the buffer.

US Pat. No. 10,142,212

ON DEMAND PACKET TRAFFIC MONITORING FOR NETWORK PACKET COMMUNICATIONS WITHIN VIRTUAL PROCESSING ENVIRONMENTS

Keysight Technologies Sin...

1. A method for on demand packet traffic monitoring, comprising:at an external controller coupled to a network:
receiving packet flow summary data from a plurality of virtual test access ports (TAPs) operating within virtualization layers on host hardware systems coupled to the network, the packet flow summary data being associated with monitored packet flows communicated to virtual machine (VM) platforms operating within the virtualization layers;
monitoring the packet flow summary data to determine occurrence of a first trigger event associated with a first VM platform;
generating watch filter rules in response to an occurrence of the first trigger event; and
transmitting the watch filter rules through the network to a first virtual TAP associated with the first VM platform; and
at the first virtual TAP:
receiving the watch filter rules from the external controller;
using the watch filter rules to configure a watch filter associated with one or more packet flows being communicated with respect to applications running within the first VM platform;
generating watch packet data associated with the applications using the watch filter, the watch packet data including detailed packet traffic statistics for the applications; and
periodically transmitting the watch packet data to the external controller through the network.

US Pat. No. 10,142,211

STORAGE MANAGEMENT DEVICE AND CONTROL METHOD

FUJITSU LIMITED, Kawasak...

1. A storage management device that manages a storage apparatus in which a plurality of storage units are included and data is sent and received via transmission resources, the storage management device comprising:a memory that stores a procedure including executable instructions and setting information of all of the storage units; and
a processor coupled to the memory, the processor executing the procedure including:
registering, in the setting information, a target value of performance set to some or all of the storage units;
selecting one storage unit of which the target value is registered in the setting information among all of the storage units;
monitoring a load factor of the transmission resources;
selecting one resource based on the load factor among the transmission resources that are used by the selected one storage unit;
specifying sharing storage units that share the selected one resource;
selecting a plurality of first storage units of which the target value is registered in the setting information from the sharing storage units;
reserving adjustment of a bandwidth in the first storage units and second storage units of which the target values are not registered in the setting information among the sharing storage units based on differences between the target value and a measured performance of the storage unit;
deciding, based on reservation of the adjustment of the bandwidth, bandwidth allocation of the sharing storage units; and
adjusting the bandwidth based on the decided bandwidth allocation.

US Pat. No. 10,142,210

IN-LINE TOOL PERFORMANCE MONITORING AND ADAPTIVE PACKET ROUTING

Gigamon Inc., Santa Clar...

1. A method comprising:receiving a first packet, via a network port of a network switch appliance, from a source node on a computer network, the first packet destined for a destination node on the computer network;
forwarding the first packet, by the network switch appliance, to an in-line tool for processing via a first route;
storing, by the network switch appliance, information associated with the first packet as an entry in a key-value data structure, the entry including:
a source node identifier associated with the source node as a key; and
a payload data identifier and first timestamp as values associated with the key, the first timestamp based on a time of forwarding the first packet to the first packet to the in-line tool;
receiving the first packet, by the network switch appliance, from the in-line tool after the processing;
identifying, by the network switch appliance, the first packet received from the in-line tool as the same first packet forwarded to the in-line tool based on the entry in the key-value data structure; and
measuring, by a processor in the network switch appliance, a latency in network traffic through the in-line tool based on a difference between the first timestamp and a second timestamp, the second timestamp based on a time of receiving the first packet from the in-line tool.

US Pat. No. 10,142,049

NEAR OPTIMAL FORWARD ERROR CORRECTION SYSTEM AND METHOD

Dolby Laboratories Licens...

1. A method of determining a near optimal forward error correction scheme, the method including the steps of:transmitting, by a first communications device, audio data over a lossy packet switched network to a second communications device, the network having preallocated estimated bandwidth, delay, and packet losses, the audio data being divided into encoded packets, where a subset of the packets includes redundant versions of the audio data;
determining, by the first communications device, a first coding rate for the audio data;
determining, by the first communications device, a peak redundancy coding rate for the redundant versions of the audio data;
determining, by the first communications device, an average redundancy coding rate over a period of time for the redundant versions of the audio data;
determining, by the first communications device, an objective function which maximizes a bitrate-perceptual audio quality mapping of the transmitted audio data including a playout function formulation;
optimising, by the first communications device, the objective function to identify optimal coding rates for redundant versions of the audio data for subsequent packets of the audio data being sent to the second communications device; and
transmitting, by the first communications device, packets of the audio data that include the redundant versions of the audio data coded at the optimal coding rate.

US Pat. No. 10,142,048

OPTICAL TRANSMISSION DEVICE, OPTICAL COMMUNICATION DEVICE, OPTICAL COMMUNICATION SYSTEM, AND OPTICAL TRANSMISSION METHOD

NEC Corporation, Tokyo (...

1. An optical transmission device, comprising:a transmitting unit configured to output main signal light;
a control signal generating unit configured to output a wavelength-multiplexed optical signal including a control signal; and
a first optical multiplexing unit configured to multiplex the main signal light and the wavelength-multiplexed optical signal and transmit a transmitting signal,
wherein the control signal generating unit comprises:
a first optical modulator configured to intensity-modulate an optical signal depending on the control signal, the first optical modulator configured to output a first optical signal,
a second optical modulator configured to intensity-modulate an optical signal depending on a differential component between a prescribed signal having a constant intensity and the control signal, the second optical modulator configured to output a second optical signal,
a second optical multiplexing unit configured to output the wavelength-multiplexed optical signal in which the first optical signal and the second optical signal being multiplexed, and
a feedback circuit configured to detect one of a phase difference and an amplitude difference between the first optical signal and the second optical signal based on the wavelength-multiplexed optical signal output from the second optical multiplexing unit, and
wherein the optical transmission device further comprises:
an optical breaking unit, and
an optical splitter configured to split, into split optical signals, the wavelength-multiplexed optical signal output from the second optical multiplexing unit and output one of the split optical signals to the feedback circuit and another of the split optical signals to an optical breaking unit,
wherein the optical breaking unit is configured to block the wavelength-multiplexed optical signal being split while one of the phase difference being detected and the amplitude difference being detected is larger than a prescribed threshold value, and to output the wavelength-multiplexed optical signal being split to the first optical multiplexing unit while smaller than the threshold value.

US Pat. No. 10,142,046

SWDM OSAS

FINISAR CORPORATION, Sun...

1. An optical subassembly (OSA), comprising:a plurality of active optical devices coupled to a carrier;
an optical component coupled to the carrier, wherein the optical component includes:
a plurality of lenses;
a port; and
a cavity that extends rearward from the port; and
a wavelength division multiplexer (MUX) or a wavelength division demultiplexer (DEMUX) positioned in the cavity in an optical path between the port and the plurality of active optical devices, the MUX or the DEMUX comprising:
a first thin film filter positioned above a first of the plurality of active optical devices and a first of the plurality of lenses;
a second thin film filter positioned above a second of the plurality of active optical devices and a second of the plurality of lenses;
a third thin film filter positioned above a third of the plurality of active optical devices and a third of the plurality of lenses; and
a mirror positioned in the optical path between the port and a fourth of the plurality of active optical devices above the fourth of the plurality of active optical devices and a fourth of the plurality of lenses.

US Pat. No. 10,142,045

INTERFERENCE COORDINATION METHOD, APPARATUS, AND SYSTEM

Huawei Technologies Co., ...

1. A method, comprising:acquiring, by a second base station, time-frequency position information corresponding to cell key information of a first base station, wherein the first base station operates according to a first radio access technology having a first data scheduling granularity in which first time slots and first frequency slots of the first radio access technology are scheduled, the second base station operates according to a second radio access technology having a second data scheduling granularity in which second time slots and second frequency slots of the second radio access technology are scheduled, wherein the first data scheduling granularity is different than the second data scheduling granularity, wherein the first base station and the second base station share a time frequency resource, wherein the acquired time-frequency position information is used for determining a first time-frequency position that corresponds to the cell key information of the first base station and that is on the shared time-frequency resource, the first time-frequency position corresponds to at least one first time slot or at least one first frequency slot, and the cell key information comprises at least one piece of the following information: a cell-specific reference signal (CRS), a channel state indication-reference signal (CSI-RS), a physical broadcast channel (PBCH), and a synchronization signal;
identifying, by the second base station, a second time-frequency position of the second radio access technology that overlaps with the first time-frequency position of the first radio access technology, wherein the second time-frequency position corresponds to at least one second time slot or at least one second frequency time slot, the second time-frequency position of the second radio access technology is on the shared time-frequency resource, and the at least one first time slot or at least one first frequency slot that corresponds to the first time-frequency position is a different size than the at least one second time slot or at least one second frequency time slot that corresponds to the second time-frequency position; and
performing, by the second base station at the second time-frequency position of the second radio access technology, interference coordination with the first base station.

US Pat. No. 10,141,871

METHOD AND SYSTEM FOR CONTROLLING A CONTROL INSTALLATION OF AN ELECTRIC MOTOR

SCHNEIDER TOSHIBA INVERTE...

10. A control system associated with a control installation, which includes:a number of input phases, which are designed for connection to an electric grid system for the delivery of an AC voltage,
a common mode filter connected on the input phases, comprising at least one inductance,
a DC supply bus, which is arranged for the delivery of a DC voltage,
a first converter connected to said DC supply bus, controlled for the application of the first voltage pulse edges to an electric motor by a first pulse width modulation, obtained by comparing a first carrier signal, described as the reference carrier signal, applied at a first chopping frequency, with a first modulating signal,
a second converter connected to said DC supply bus and controlled by a second pulse width modulation, obtained by comparing a second carrier signal, applied at a second chopping frequency, with a second modulating signal, and
said second carrier signal being designed to be out-of-phase with the reference carrier signal by a phase-shift angle, the control system comprising:
circuitry configured to determine an optimum phase-shift angle from the first chopping frequency and the second chopping frequency, wherein said optimum phase-shift angle corresponds to a phase-shift angle for which a maximum magnetic flux received by the inductance of the common mode filter is at a minimum.

US Pat. No. 10,141,870

AUTOMATED VERIFICATION TESTING FOR A MOTOR CAPACITOR

MJG INNOVATIONS, LLC, Fo...

1. A motor capacitor verification system comprising:a capacitor selection electrical circuit coupled to an electric motor, said electric motor employing a motor capacitor for its operation, said capacitor selection electrical circuit configured to connect said motor capacitor for verification testing;
a capacitor testing electrical circuit coupled to said capacitor selection electrical circuit and configured to evaluate said motor capacitor for operation with said electric motor; and
an AC power control electrical circuit coupled to said capacitor testing electrical circuit, said AC power control electrical circuit configured to only permit application of an AC operating voltage to said electric motor and said motor capacitor after a successful motor capacitor verification as required for operation of said electric motor.

US Pat. No. 10,141,867

SWITCHING CONTROL CIRCUIT WITH SIGNAL PROCESS TO ACCOMMODATE THE SYNCHRONOUS RECTIFIER OF POWER CONVERTERS

SEMICONDUCTOR COMPONENTS ...

1. A switching control circuit for a power converter, comprising:an input circuit coupled to receive a feedback signal wherein the feedback signal is correlated to an output of the power converter; and
a clock generator configured to generate a clock signal having a frequency to control a switching frequency of a switching signal wherein the switching signal is configured to control switching of a transformer of the power converter for regulating the output of the power converter; and
the switching control circuit configured to reduce a pulse width of the switching signal without changing the frequency of the clock signal and thereafter increase the frequency of the clock signal.

US Pat. No. 10,141,864

INVERTER APPARATUS INCLUDING CONTROL CIRCUIT EMPLOYING TWO-PHASE MODULATION CONTROL, AND INTERCONNECTION INVERTER SYSTEM INCLUDING THE INVERTER APPARATUS

DAUHEN Corporation, Osak...

1. A control circuit for controlling driving of a plurality of switches in a power conversion circuit related to three-phase alternating current power with use of PWM signals,the PWM signals being generated and output such that a waveform of an alternating current phase voltage output from or input to the power conversion circuit is a waveform that is continuously at a predetermined lower limit voltage value for a predetermined period of one cycle and is continuously at a predetermined upper limit voltage value for another predetermined period of the one cycle,
the control circuit comprising a command value signal generator and a PWM signal generator, wherein
the command value signal generator generates a first command value signal, a second command value signal and a third command value signal, each of the three command value signals having a one-cycle waveform that is at a predetermined upper limit value for a first period and is at a predetermined lower limit value for a second period, and
the PWM signal generator generates the PWM signals by comparing each command value signal with a predetermined carrier signal that has a frequency such that at least three cycles of waves of the carrier signal are contained within each of the first period and the second period, and three times a reciprocal of the frequency is smaller than said each of the first period and the second period,
wherein each of the first period and the second period is ? of one cycle of each of the three command value signals, the second command value signal being delayed in phase by 2?/3 relative to the first command value signal, the third command value signal being delayed in phase by 4?/3 relative to the first command value signal,
wherein the one-cycle waveform of the first command value signal is the lower limit value in a ? period,
a waveform obtained by shifting a waveform of a sine wave whose phase is in a section from 3?/2 to 11?/6 by a predetermined value in a next ? period,
a waveform obtained by shifting a waveform of a sine wave whose phase is in a section from ?/6 to ?/2 by a predetermined value in a next ? period,
the upper limit value in a next ? period,
a waveform obtained by shifting a waveform of a sine wave whose phase is in a section from ?/2 to 5?/6 by a predetermined value in a next ? period, and
a waveform obtained by shifting a waveform of a sine wave whose phase is in a section from 7?/6 to 3?/2 by a predetermined value in a next ? period;
wherein the command value signal generator generates, through the following method, the first to third command value signals using three phase voltage command value signals generated for specifying respective waveforms of three phases of phase voltages to be output from the power conversion circuit and using three line-to-line voltage command value signals that are difference signals between the phase voltage command value signals:
(a) hereinafter, the three phases are called a U phase, a V phase, and a W phase, the V phase being delayed by 2?/3 relative to the U phase, and the W phase being delayed by 4?/3 relative to the U phase; the phase voltage command value signals of the U phase, the V phase, and the W phase are called Xu, Xv, and Xw respectively; and a line-to-line voltage command value signal obtained by subtracting Xv from Xu is called Xuv, a line-to-line voltage command value signal obtained by subtracting Xw from Xv is called Xvw, and a line-to-line voltage command value signal obtained by subtracting Xu from Xw is called Xwu;
(b) in a case where an absolute value of Xu is greater than an absolute value of Xv and an absolute value of Xw, if Xu is a positive value, the first command value signal Xu3 is set to the upper limit value, the second command value signal Xv3 is set to a value obtained by subtracting Xuv from the upper limit value, and the third command value signal Xw3 is set to a value obtained by adding Xwu to the upper limit value;
(c) in a case where an absolute value of Xu is greater than an absolute value of Xv and an absolute value of Xw, if Xu is a negative value, Xu3 is set to the lower limit value, Xv3 is set to a value obtained by subtracting Xuv from the lower limit value, and Xw3 is set to a value obtained by adding Xwu to the lower limit value;
(d) in a case where an absolute value of Xv is greater than an absolute value of Xu and an absolute value of Xw, if Xv is a positive value, Xu3 is set to a value obtained by adding Xuv to the upper limit value, Xv3 is set to the upper limit value, and Xw3 is set to a value obtained by subtracting Xvw from the upper limit value;
(e) in a case where an absolute value of Xv is greater than an absolute value of Xu and an absolute value of Xw, if Xv is a negative value, Xu3 is set to a value obtained by adding Xuv to the lower limit value, Xv3 is set to the lower limit value, and Xw3 is set to a value obtained by subtracting Xvw from the lower limit value;
(f) in a case where an absolute value of Xw is greater than an absolute value of Xu and an absolute value of Xv, if Xw is a positive value, Xu3 is set to a value obtained by subtracting Xwu from the upper limit value, Xv3 is set to a value obtained by adding Xvw to the upper limit value, and Xw3 is set to the upper limit value; and
(g) in a case where an absolute value of Xw is greater than an absolute value of Xu and an absolute value of Xv, if Xw is a negative value, Xu3 is set to a value obtained by subtracting Xwu from the lower limit value, Xv3 is set to a value obtained by adding Xvw to the lower limit value, and Xw3 is set to the lower limit value.

US Pat. No. 10,141,863

POWER CONVERSION APPARATUS

TOSHIBA TEC KABUSHIKI KAI...

1. A power conversion apparatus, comprising:a first LC circuit directly connected in series with a power supply that supplies an input power having a current varying over time at an input frequency to a power output having at least periodic constant current;
a second LC circuit coupled in series with a load;
a first switch and a first diode coupled between ground and a node intermediate of the first LC circuit and the second LC circuit, the first LC circuit, the power supply, and the first diode forming a closed-loop;
a second switch and a second diode coupled between the node and a smoothing capacitance;
a controller that opens or closes the first and second switches at a frequency greater than the input frequency;
a first series circuit having the first LC circuit directly connected to the input power, the second diode, and a third capacitor.

US Pat. No. 10,141,862

POWER SUPPLY DEVICE

Ford Global Technologies,...

1. A vehicle comprising:an electric machine;
a power controller having inverting circuitry and an inductor and configured to deliver electrical power to the electric machine; and
a cooling system having first, second, and third substantially parallel cooling plates, and arranged such that the inverting circuitry and inductor are disposed on opposing sides of the second cooling plate, and the power controller is sandwiched between the first and third cooling plates.

US Pat. No. 10,141,860

CONVERTER WITH DC LINK

SIEMENS AKTIENGESELLSCHAF...

1. A converter with a DC link for converting an input voltage into an alternating voltage with a pre-determined amplitude and frequency for driving a single or multiple-phase load, the converter comprising:a plurality of modules configured to be stackable over one another, wherein each module comprises a ceramic cooling body with a planar receiving surface having electronic components of one phase mounted thereon, wherein the ceramic cooling body has one or more channels passing through the planar receiving surface for carrying a coolant during an operation of the converter;
at least one DC link capacitor and input-side and output-side power connections arranged on a first carrier extending perpendicular to a plane of the plurality of receiving surfaces;
a control unit arranged on a second carrier extending parallel to the plane of the first carrier, the control unit configured to drive the electronic components of the phase;
a structural support arranged on each of two opposing sides of the receiving surface, wherein the structural supports protrude, in a direction perpendicular to the receiving surface, beyond the receiving surface, such that the electronic components lie in a depression formed between the receiving surface and the structural supports;
wherein the coolant is supplied to the one or more channels through a portion of the structural supports extending parallel to the planar receiving surface; and
a sealing plate on each side of the depression and configured to close the depression, each sealing plate comprising a passage for control connections or supply and load connections.

US Pat. No. 10,141,859

SERIES MODULE ASSEMBLY WITH A POWER BUS SYSTEM

1. A series module assembly adapted for mounting on a wall, comprising(a) a plurality of modules arranged in a row, each of said modules including at least one electronic component and a plug assembly connected with said at least one electronic component and extending from said module;
(b) a bus assembly for mounting said plurality of modules on the wall, said bus assembly including a mounting and bus rail having a plurality of busbars, said plug assemblies of said plurality of modules being connected with said busbars to electrically connect said electronic components of said modules with said busbars, said modules being pre-assembled with said mounting and bus rail with said modules being arranged parallel to the wall; and
c) a pair of adjustable anchoring assemblies which connect said mounting and bus rail with the wall at a selected distance, thereby to define a gap between said mounting and bus rail and the wall.

US Pat. No. 10,141,857

ENERGY SUPPLY DEVICE FOR SUPPLYING ELECTRIC ENERGY AND METHOD OF OPERATING A CORRESPONDING ENERGY SUPPLY DEVICE

JENOPTIK Power Systems Gm...

1. An energy supply device for providing electric energy, the energy supply device comprising:at least one input interface for receiving electric energy;
an output interface for outputting electric energy; and
at least one supercapacitor connected between the input interface and the output interface,
wherein the at least one supercapacitor is connected to a control circuit for controlling and/or regulating charging the at least one supercapacitor with electric energy, and
wherein the control circuit is configured to read in a measured value relating to a physical parameter of the at least one supercapacitor and to control and/or regulate energy input via the input interface and/or energy output via the output interface in response to the at least one measured value.

US Pat. No. 10,141,856

INTEGRATED MAGNETIC AND COMPOSITE SUBSTRATE WITH INCORPORATED COMPONENTS

1. A magnetic device assembly, comprising:a substantially planar power converter substrate providing incorporated power components utilizing power input and output terminals, wherein the power converter substrate has an extent defined by a predetermined power converter device and associated power input and output terminals; and
a substantially planar integrated magnetic substrate providing at least one magnetic device utilizing integrated input and output terminals, wherein each integrated input and output terminal is co-located with a respective power input and output terminal,
wherein the integrated magnetic substrate is mounted adjacent the power converter substrate so as to be spaced apart by a standoff space in a stacked orientation,
wherein a portion of the incorporated power components reside within the standoff space, and
wherein at least one co-located power and integrated terminal is interconnected by a dual directed terminal,
whereby, a physical extent of the integrated magnetic substrate and the power converter substrate extent are generally coextensive with each other.

US Pat. No. 10,141,855

SYSTEM AND METHOD FOR POWER CONVERSION

Accion Systems, Inc., Mo...

1. A polarity-selectable high voltage (HV) direct current (DC) power supply comprising:a first drive assembly that transforms a first low voltage (LV) DC input into a first medium voltage (MV) alternating current (AC) output, wherein the first drive assembly defines a first output junction and a second output junction;
a first HV output assembly that transforms the first LV AC output into a first HV DC output, wherein the first HV output assembly defines a first input stage directly electrically connected to the first output junction, a second input stage directly electrically connected to the first output junction, and a first HV DC output junction;
a polarity selector coupled between the second output junction of the first drive assembly and the first and second input stages of the first HV output assembly, the polarity selector comprising a set of switches operable between a first configuration and a second configuration;
wherein in the first configuration: the set of switches directly electrically connects the second output junction to the first input stage and electrically isolates the second output junction from the second input stage, and the first HV DC output has a positive polarity; and
wherein in the second configuration: the set of switches directly electrically connects the second output junction to the second input stage and electrically isolates the second output junction from the first input stage, and the first HV DC output has a negative polarity.

US Pat. No. 10,141,853

POWER CONVERTER AND METHOD OF CONTROL THEREOF

DELTA ELECTRONICS, INC., ...

1. A flyback power converter receiving an input voltage and providing an output voltage and an output current to a load, comprising:a transformer having a primary winding and a secondary winding, the output voltage and the output current being provided to the load from the secondary winding;
a first switch coupled to the primary winding, the first switch coupling the input voltage across the primary winding when the first switch is turned on;
a clamp circuit comprising first and second parallel circuits coupled to each other in series, wherein the first parallel circuit comprises a second switch and a clamp diode, and wherein the second parallel circuit comprises a clamp capacitor and a clamp resistor, such that the clamp circuit to provide an active clamp or a passive clamp, according to whether the second switch is closed or open;
a controller for regulating the output voltage or the output current by periodically turning on and off the first switch; and
a power management unit for enabling or disabling switching of the second switch based on the flyback power converter's operating conditions.

US Pat. No. 10,141,852

LLC SECONDARY SIDE CONTROL WITH ADAPTIVE ON-TIME

TEXAS INSTRUMENTS INCORPO...

1. A circuit for use in an LLC converter with an LLC primary side and an LLC secondary side, the circuit comprising:a secondary side controller configured:
to monitor, on the secondary side of the LLC converter, a voltage;
to determine, based on the voltage, a diode conduction time for a first switch in the LLC converter;
the secondary side controller further configured:
to increase the on-time for the first switch in the LLC converter in response to determining that the diode conduction time for the first switch is greater than a target time; and
to decrease the on-time for the first switch in the LLC converter in response to determining that the diode conduction time for the first switch is less than a target time.

US Pat. No. 10,141,851

RESONANT DC TO DC POWER CONVERTER

GENERAL ELECTRIC COMPANY,...

1. A direct current (DC) to DC power converter, comprising:a first converter for converting a first DC bus voltage into a first high frequency alternating current (AC) voltage;
a second converter for converting a second high frequency AC voltage into a second DC bus voltage;
a resonant circuit for coupling the first convener and the second converter, wherein the resonant circuit comprises:
a high frequency transformer coupled between the first converter and the second converter;
an auxiliary converter coupled in series with a first resonant inductor and the high frequency transformer, wherein an auxiliary voltage generated by the auxiliary converter is added in series with an output voltage of the first converter;
a second resonant inductor coupled across a first winding of the high frequency transformer;
a controller for providing switching signals to the first converter, and the second converter and the auxiliary converter to operate the power converter in a soft switching mode,
wherein the controller controls the auxiliary voltage generated by the auxiliary converter to have a characteristics of a resonant capacitor voltage; and
wherein the controller controls the auxiliary converter such that the auxiliary voltage is equal in fundamental frequency magnitude and opposite in phase of a voltage drop across the first resonant inductor.

US Pat. No. 10,141,846

METHODS AND APPARATUS FOR ADAPTIVE TIMING FOR ZERO VOLTAGE TRANSITION POWER CONVERTERS

TEXAS INSTRUMENTS INCORPO...

1. A method of controlling a power converter, the method comprising:executing a plurality of cycles, each cycle including:
turning on a first switch during a first period, the first switch having a first current handling terminal coupled to a first terminal of a power supply and a second current handling terminal coupled to a switch node; a terminal of a first inductor being coupled to the switch node, the first inductor having another terminal coupled to an output terminal for supplying current to a load;
turning on a second switch during a second period, the second period occurring after the first period such that the first switch and second switch are not on simultaneously, the second switch having a first current handling terminal coupled to the switch node and a second current handling terminal coupled to a second terminal of the power supply;
turning on a third switch at a first time during the second period, and turning the third switch off at a second time after the second period but before a beginning of the first period of a succeeding cycle, the third switch being turned off by a first open signal including a high discharge signal during a first open period followed by a lower discharge signal during a second open period, the third switch having a first current handling terminal coupled to the first terminal of the power supply and a second current handling terminal coupled to an auxiliary node and to a first terminal of a second inductor, a second terminal of the second inductor being coupled to the switch node; and
turning on a fourth switch at a third time after the second time, and turning the fourth switch off during the first period of the succeeding cycle, the fourth switch having a first current handling terminal coupled to the auxiliary node and a second current handling terminal coupled to the second terminal of the power supply.

US Pat. No. 10,141,845

DC-DC CONVERTER AND CONTROL CIRCUIT WITH LOW-POWER CLOCKED COMPARATOR REFERENCED TO SWITCHING NODE FOR ZERO VOLTAGE SWITCHING

TEXAS INSTRUMENTS INCORPO...

1. A DC-DC converter circuit to control an output voltage signal, the DC-DC converter circuit comprising:a first switching device coupled between an input voltage node and a switching node, the first switching device operative according to a first switching control signal;
a second switching device coupled between the switching node and a reference voltage node, the second switching device operative according to a second switching control signal;
a first supply voltage node to provide a first supply voltage relative to a reference voltage of the reference voltage node;
a second supply voltage node, connected to the first supply voltage node through a diode, to provide a second supply voltage relative to the switching node;
a first driver circuit, referenced to the switching node and powered by the second supply voltage, to provide the first switching control signal according to a first driver signal;
a second driver circuit, powered by the first supply voltage, to provide the second switching control signal according to a second driver signal;
a control circuit, referenced to the reference voltage node and powered by the first supply voltage, to provide the first and second driver signals to regulate an output voltage signal according to a feedback signal, and to adjust a delay time between the second switching device turning off and the first switching device turning on according to a level shifted comparator signal; and
a comparator circuit, referenced to the switching node and powered by the second supply voltage, to sample a switching node voltage of the switching node in response to a first edge of the first driver signal, and to generate a comparator signal having: a first state indicating that a threshold voltage is less than the switching node voltage; and a second state indicating that the threshold voltage is greater than the switching node voltage; the comparator circuit including: a clocked comparator circuit, including a clock input connected to the control circuit to receive the first driver signal, and an output to provide the comparator signal referenced to the switching node; and a level shift circuit, including an input connected to the clocked comparator circuit to receive the comparator signal, and an output to provide the level shifted comparator signal referenced to the reference voltage node.

US Pat. No. 10,141,844

RECONFIGURABLE POWER REGULATOR

Lion Semiconductor Inc., ...

1. A voltage regulator comprising:an input voltage terminal;
an output voltage terminal;
a ground terminal; and
a plurality of unit integrated voltage regulators (IVRs), wherein each of the plurality of unit IVRs comprises an IVR input voltage terminal, an IVR output voltage terminal, and an IVR ground terminal, wherein each of the plurality of unit IVRs is integrated on a unique die, and where in at least two of the plurality of unit IVRs are integrated on adjacent dies of a single wafer that are physically coupled to one another;
wherein the input voltage terminal of each of the plurality of unit IVRs is electrically connected to the input voltage terminal of the voltage regulator,
wherein the output voltage terminal of each of the plurality of unit IVRs is electrically connected to the output voltage terminal of the voltage regulator,
wherein the ground terminal of each of the plurality of unit IVRs is electrically connected to the ground terminal of the voltage regulator; and
wherein each of the plurality of unit IVRs has substantially identical performance characteristics.

US Pat. No. 10,141,843

SWITCHING CONVERTER, CONTROL UNIT AND METHOD FOR OPERATING A SWITCHING CONVERTER CIRCUIT DEVICE

ROBERT BOSCH GMBH, Stutt...

1. A switching converter, comprising:an input interface for providing an input voltage;
an output interface for providing at least one output voltage;
a voltage conversion device for converting the provided input voltage into one of the at least one output voltage; and
a clock generator for providing a working clock, the clock generator being configured in such a way that the clock generator provides a modulated basic clock as the working clock, wherein the clock generator modulates the basic clock at a predetermined frequency deviation and at least one predetermined modulation frequency and at least one predetermined modulation period duration.

US Pat. No. 10,141,842

POWER CONVERTER AND AN LED LIGHTING CIRCUIT COMPRISING THE SAME

PHILIPS LIGHTING HOLDING ...

1. A ring choke power converter comprisingan input for receiving an input power with a nominal mains level, wherein said nominal mains level is variable and falls within at least 90V to 240V;
a main power switch driven by the input power, wherein the main power switch is a main power bipolar transistor; and
a control circuit for controlling a control current of the main power switch;
wherein the control circuit is adapted to sense the level of the input power and draw current from a control terminal of the power switch according to the level, and said control circuit is adapted to operate in a linear region and increase the drawn current along with the increase of the level throughout said variable nominal mains level of the input power, wherein the control circuit comprises:
a Darlington bridge with a first transistor and a second transistor, the first transistor with a base terminal connected to a circuit position indicative of the voltage amplitude of the input power, the second transistor with a base terminal connected to an emitter terminal of the first transistor and a collector terminal connected to the control terminal of the main power switch and a collector terminal of the first transistor; and
a resistor network coupled to the emitter of the second transistor for regulating the amplification of the second transistor and keeping the second transistor working in the linear region throughout the variable nominal mains level of the input power.

US Pat. No. 10,141,840

FEEDBACK CONTROL CIRCUIT AND POWER MANAGEMENT MODULE SHORTENING FEEDBACK RESPONSE TIME

Shenzhen China Star Optoe...

1. A feedback control circuit shortening a feedback response time of a power management chip, wherein the feedback control circuit comprises a sample analysis circuit, a comparison circuit and a switch control circuit, wherein:the sample analysis circuit is coupled to the power management chip, and employed to sample a power managing output signal of the power management chip, and analyze a variation trend of the power managing output signal to obtain a first output signal;
the comparison circuit is coupled to the sample analysis circuit and the switch control circuit, and employed to compare the first output signal and a reference signal to obtain a second output signal;
the switch control circuit comprises a Pulse Width Modulation PWM control circuit and a switch, wherein the PWM control circuit is coupled to the comparison circuit and the switch, and the switch is coupled to the power management chip, and the switch control circuit is employed to adjust a duty ratio of the switch according to the second output signal to adjust a compensation duration of the power managing output signal of the power management chip to response a variation of the power managing output signal to the switch control circuit in time to reduce a ripple of the output signal the power managing output signal, wherein the differentiating circuit comprises a first operational amplifier, a first capacitor, a first resistor and a second resistor, wherein: an inverting input end of the first operational amplifier is coupled to an output pin of the power management chip sequentially through the first capacitor and first resistor which are coupled in series, and a non-inverting input end of the first operational amplifier is grounded, and an output end of the first operational amplifier is coupled to the comparison circuit, and coupled to the inverting input end of the first operational amplifier through the second resistor.

US Pat. No. 10,141,839

VOLTAGE CONTROLLING CIRCUIT OF T-CON LOAD VARIATION, DISPLAY PANEL AND DISPLAY DEVICE

Shenzhen China Star Optoe...

1. A voltage controlling circuit of a T-CON load variation, wherein the voltage controlling circuit of the T-CON load variation comprises: a power source chip and a voltage controlling circuit, and the voltage controlling circuit comprises a photoelectric coupler, a first comparator, a second comparator, a first field effect transistor and a second field effect transistor;wherein a first pin of the photoelectric coupler is coupled to the other terminal of an inductor, one terminal of the inductor is connected to a voltage output terminal of the power source chip, a second pin of the photoelectric coupler is connected to a core voltage, a third pin of the photoelectric coupler is connected to the other terminal of a first resistor, one terminal of the first resistor is connected to a ground, and a fourth pin of the photoelectric coupler is connected to a first voltage source;
wherein a positive power terminal of the first comparator is connected to a second voltage source, a negative power terminal of the first comparator is connected to an equivalent electric potential point, a positive input terminal of the first comparator is connected to the third pin of the photoelectric coupler, a negative input terminal of the first comparator is connected to a first comparing voltage, and an output terminal of the first comparator is connected to a gate of the second field effect transistor; a positive power terminal of the second comparator is connected to the second voltage source, a negative power terminal of the second comparator is connected to the equivalent electric potential point, a negative input terminal of the second comparator is connected to the third pin of the photoelectric coupler, a positive input terminal of the second comparator is connected to a second comparing voltage, and an output terminal of the second comparator is connected to a gate of the first field effect transistor;
wherein a drain of the first field effect transistor is connected to the core voltage through the first pin and second pin of the photoelectric coupler, a source of the first field effect transistor is connected to one terminal of a second resistor, the other terminal of the second resistor is connected to a feedback voltage terminal of the power source chip, a drain of the second field effect transistor is connected to the other terminal of a third resistor, one terminal of the third resistor is connected to the feedback voltage terminal of the power source chip, and a source of the second field effect transistor is connected to the ground.

US Pat. No. 10,141,836

CONTROL CIRCUIT CAPABLE OF DETECTING STATUS OF RECEIVING POWER AND DECREASING VOLTAGE OF CAPACITOR ACCORDINGLY

WELTREND SEMICONDUCTOR IN...

1. A control circuit comprising:a set of alternating-current power receiver terminals configured to receive external alternating-current power;
a rectification unit comprising a first terminal, a second terminal and an intermediary terminal wherein the first terminal and the second terminal of the rectification unit are coupled to the set of alternating-current power receiver terminals, and the intermediary terminal is configured to output an operation voltage corresponding to the external alternating-current power;
a transistor comprising a first terminal coupled to the intermediary terminal of the rectification unit, a control terminal, and a second terminal;
a switch comprising a first terminal coupled to the second terminal of the transistor, a control terminal, and a second terminal coupled to a low voltage terminal;
a detection unit configured to generate a first detection voltage and a second detection voltage according to the operation voltage, and comprising an input terminal coupled to the intermediary terminal of the rectification unit, a first output terminal configured to output the first detection voltage, and a second output terminal configured to output the second detection voltage;
a comparison circuit comprising a first terminal coupled to the first output terminal of the detection unit, a second terminal coupled to the second output terminal of the detection unit, and an output terminal configured to output a comparison signal when the first detection voltage is equal to the second detection voltage; and
a logic control circuit comprising an input terminal coupled to the output terminal of the comparison circuit, a first output terminal coupled to the control terminal of the transistor, and a second output terminal coupled to the control terminal of the switch wherein the logic control circuit turns on the transistor and the switch through the first output terminal and the second output terminal of the logic control circuit when the input terminal of the logic control circuit still has not received the comparison signal after a predetermined time interval has elapsed.

US Pat. No. 10,141,835

PWM CONTROLLED LOOP WITH ANTI-WINDUP PROTECTION

Dialog Semiconductor (UK)...

1. A system configured to regulate an output voltage based on a reference voltage, wherein the system comprises,an error amplifier configured to determine an error voltage by cumulating a deviation of a feedback voltage from the reference voltage; wherein the feedback voltage is indicative of the output voltage;
a PWM unit configured to generate a pulse width modulated, referred to as PWM, control signal based on the error voltage and based on a PWM clock; wherein the PWM clock indicates successive cycles of the PWM control signal;
a voltage setting unit configured to set the output voltage based on the PWM control signal;
a saturation detection unit configured to detect a saturation situation of the system, during which the error voltage is built up in a saturated direction without impacting the PWM control signal; and
clamping means configured to interrupt a further build-up of the error voltage in the saturated direction while allowing a modification of the error voltage in an opposite direction, opposite to the saturated direction, if the saturation situation is detected.

US Pat. No. 10,141,834

MULTI-PHASE POWER CONVERSION DEVICE CONTROL CIRCUIT

FUJI ELECTRIC CO., LTD, ...

1. A multi-phase power conversion device control circuit, comprising:switching element driver circuits configured to respectively drive switching elements that are disposed for multiple phases, respectively,
each of the switching element driver circuits including
a driving current supply circuit configured to, when the corresponding switching element is brought to an operating state, supply a control terminal of the switching element with a source current and, when the switching element is brought to a non-operating state, supply the control terminal with a sink current;
a current detection circuit configured to detect a current flowing through the switching element as a voltage value;
an overcurrent detection circuit configured to, when the voltage value detected by the current detection circuit is higher than a first reference voltage, output an individual overcurrent detection signal; and
an overcurrent state control circuit configured to, when overcurrent detection circuits of the switching element driver circuits of at least two or more phases output individual overcurrent detection signals, output a multi-phase overcurrent signal and short-circuit the control terminal of the switching element to a low potential side terminal.

US Pat. No. 10,141,833

POWER MANAGEMENT METHOD CAPABLE OF PREVENTING AN OVER CURRENT EVENT BY PERFORMING A POWER CONTROL OPERATION

MEDIATEK INC., Hsin-Chu ...

1. A power management method comprising:generating a power related value representative of a current level or a voltage level;
notifying a power management controller when the power related value has passed a threshold;
storing the threshold and the power related value in a memory coupled to an electrical digital power meter; and
performing a power control operation by the power management controller responsive to the power management controller being notified;
wherein the power control operation is related to power output increase, operating frequency adjustment or system clock rate adjustment.

US Pat. No. 10,141,832

SYSTEMS AND METHODS FOR REDUCING SWITCH STRESS IN SWITCHED MODE POWER SUPPLIES

Maxim Integrated Products...

1. A system configured to reduce voltage spikes across switches in a multi-level converter, the system comprising:a first unit configured to measure an output voltage of the multi-level converter;
a second unit configured to compare a measured output voltage to a reference output voltage; and
a third unit configured to control the operation of the multi-level converter to operate the multi-level converter with an averaging sequence, the averaging sequence configured to, on average, result in, or sufficiently approximate, one or more critical duty ratio values, but not operate at the one or more critical duty ratio values, wherein the averaging sequence is based at least on an error value determined at least in part by a difference between the measured output voltage and the reference output voltage.

US Pat. No. 10,141,831

POWER CONVERTER

Mitsubishi Electric Corpo...

1. An electric power converter, comprising:a non-isolated buck-boost converter circuit for outputting, by increasing or decreasing a voltage being inputted thereinto, a DC voltage;
an isolated converter circuit for outputting a DC voltage to a load by inputting a DC voltage outputted from the non-isolated buck-boost converter circuit, wherein the isolated converter circuit includes a transformer having a primary winding and a secondary winding, and wherein a resonance type converter is configured to connect a third semiconductor switching device, a fourth semiconductor switching device and a resonance capacitor to the primary winding of the transformer; and
a control device for controlling the non-isolated buck-boost converter circuit and the isolated converter circuit, wherein the control unit is configured to control a switching frequency of a waveform applied to the third semiconductor switching device based on a value of the resonance capacitor.

US Pat. No. 10,141,830

BURST OPERATION OF A SWITCHING CONTROLLER HAVING A PLURALITY OF FOLDBACK CURVES

SEMICONDUCTOR COMPONENTS ...

1. A circuit for a Direct Current to Direct Current (DC-DC) converter, the circuit comprising:an input voltage detection circuit to produce, using a voltage sense signal, a first input voltage indicator, the first input voltage indicator indicating a voltage range selected from a plurality of voltage ranges;
an oscillator circuit to select, using the first indicator, a foldback curve from a plurality of foldback curves, the foldback curve to determine a blanking time of a gate signal; and
a burst entry detection circuit to determine, using an indicator of an output power of the DC-DC converter, whether to operate the circuit in a burst mode.

US Pat. No. 10,141,829

MULTIPLE POWER TOPOLOGIES FROM SINGLE POWER GENERATOR

John Bean Technologies Co...

1. A power unit for producing both alternating current and direct current, comprising:a switcher connected to a direct current source, wherein the switcher includes circuitry configured to produce both alternating current having first characteristics and direct current having second characteristics, wherein the circuitry comprises a plurality of insulated gate bipolar transistor circuits and drive circuits connected to the insulated gate bipolar transistor circuits, wherein insulated gate bipolar modules configured to operate as a pulse wave modulated inverter to produce alternating current are also the same insulated gate bipolar modules configured to produce the direct current, wherein both the alternating current and direct current are output directly from combining the output of two or more of the insulated gate bipolar modules to a first and second switch to supply the alternating current and the direct current, respectively.

US Pat. No. 10,141,828

MAXIMUM POWER POINT TRACKING METHOD AND SYSTEM THEREOF

DELTA ELECTRONICS, INC., ...

1. A maximum power point tracking method comprising:configuring a voltage tuning direction of a power converter by a process circuit, such that an input voltage of the power converter changes in a positive trend or in a negative trend;
detecting the input voltage and an input current of the power converter at a first time point to obtain a first power value;
detecting the input voltage and the input current of the power converter at a second time point after the first time point to obtain a second power value;
detecting the input voltage and the input current of the power converter at a third time point after the second time point to obtain a third power value; and
changing the voltage tuning direction of the power converter on the condition that the first power value is greater than the second power value, and the second power value is greater than the third power value, such that the change of the input voltage switches from the positive trend to the negative trend, or from the negative trend to the positive trend.

US Pat. No. 10,141,827

ELECTROMAGNETIC TOROIDAL MOTOR

1. A motor, comprising:a first rocker arm mounted for reciprocation about an axis and extending therefrom;
a second rocker arm mounted for reciprocation about said axis independent of said first rocker arm and extending therefrom;
a first magnetic head mounted distally at an end of said first rocker arm and including one or more permanent magnets of switchable-polarity electromagnets each having a coil-wound core;
a second magnetic head mounted distally at an end of said second rocker arm and including one or more switchable-polarity electromagnets each having a coil-wound core;
a power supply connected to the coils of said second magnetic head;
a switching circuit connected to said power supply for switching polarity of power applied to the coils of said second magnetic bead by said power supply;
a crankshaft mounted for unidirectional rotation about said axis independent of said first rocker arm and second rocker arm; and
at least one linkage mechanism pivotally connected to said first rocker arm, said second rocker arm, and to said crankshaft for translating reciprocation of said first rocker arm and second rocker arm into unidirectional rotation of said crankshaft.

US Pat. No. 10,141,825

VIBRATION MOTOR

AAC TECHNOLOGIES PTE. LTD...

1. A vibration motor including:a housing forming a receiving space;
a plurality of elastic members accommodated in the receiving space and connected to the housing;
a vibration unit suspended by the elastic members in the receiving space, the vibration unit including a weight having a through hole;
a plurality of blocks arranged on the housing, the block at least partially received in the through hole;
a plurality of positioning portions formed on the housing and protruding toward the weight for engaging with the blocks for fixing the blocks.

US Pat. No. 10,141,824

VIBRATION MOTOR

AAC TECHNOLOGIES PTE. LTD...

1. A vibration motor, comprising:a substrate;
a housing engaged with the substrate for forming an enclosure;
a first magnet assembly including a first weight and a first magnet assembled with the first weight;
a second magnet assembly fixed with the first magnet assembly, the second magnet assembly including a second weight engaging with the first weight of the first magnet assembly and a second magnet assembled with the second weight;
an elastic member including a first fixing part connecting to the housing, and a second fixing part connecting to the second weight for suspending the second magnet assembly with the first magnet assembly in the housing;
a coil assembly including a coil located between the first magnet assembly and the second magnet assembly, and a coil support carrying the coil, the coil support including a lower part mounted on the substrate, an upper part for carrying the coil, and a middle part spacing the upper part from the lower part;
a signal transmission medium including a first contacting part attached to the upper part of the coil support, a first connecting part attached to the middle part of the coil support, a second connecting part connecting with the first connecting part, and a second contacting part extending from the second connecting part;
the first weight including a pair of sidewalls, and a pair of opposed engagement parts connecting with the sidewalls for forming a first through hole, the first magnet being received in the first through hole;
the second weight including a body, a first recess recessed from a lower surface of the body to a first bottom, a second recess recessed from the first bottom to a second bottom, and a second through hole formed in the second bottom for receiving the second magnet, the engagement part engaging with the first bottom for fixing the first weight with the second weight.

US Pat. No. 10,141,823

MOTOR, GIMBAL, AND MECHANICAL ARM HAVING THE SAME

AUTEL ROBOTICS CO., LTD.,...

1. A motor, comprising;a support;
a circuit board, installed on the support, wherein the circuit board comprises a substrate and a coil circuit disposed on the substrate, and the circuit board further comprises a drive control chip, a power circuit, and detection circuit, the drive control chip, the power circuit, and the detection circuit all being disposed on the substrate; wherein the detection circuit is configured to detect location information of a rotor of the motor; and wherein the power circuit is electrically connected to the coil circuit, the drive control chip being electrically connected to the power circuit and the detection circuit, and the drive control chip is configured to control the power circuit according to the location information of the rotor fed back by the detection circuit;
a rotating shaft, wherein the support is sleeved on the rotating shaft;
a support plate installed on one end of the rotating shaft; and
a permanent magnet, disposed on the support plate and adjacent to the coil circuit,
wherein the coil circuit faces the permanent magnet and there is a gap between the permanent magnet and the coil circuit, and the permanent magnet is of an axially magnetized structure.

US Pat. No. 10,141,822

AXIAL FLUX BRUSHLESS PERMANENT MAGNET ELECTRICAL MACHINE ROTOR

LAUNCHPOINT TECHNOLOGIES,...

3. An axial flux brushless permanent magnet electrical machine comprising:a stator; and
at least one rotor, the rotor including
a Halbach array of magnets consisting of at least four magnets per magnetic cycle,
the magnets in the rotor are contained within pockets in the rotor,
the pockets are formed
partly by an outer predominantly circumferential wall that retains the magnets against centrifugal load and
partly by radial walls between adjacent magnets or magnetic sub-unit groups in the Halbach array,
the radial walls join with hub structure of the rotor on an inner end thereof and with the circumferential wall on an outer end thereof, and
where the pockets have both active and inactive surface walls perpendicular to the machine axis that cover the magnets on both an active air gap side of the Halbach array and on an active side of the Halbach array away from a machine air gap.

US Pat. No. 10,141,821

MOTOR AND ROTOR

Denso Corporation, Kariy...

1. A motor comprising:a rotor including:
a first rotor core including a plurality of first claw-like magnetic poles projecting in an axial direction;
a second rotor core including a plurality of second claw-like magnetic poles projecting in the axial direction; and
a permanent magnet arranged between the first and second rotor cores in the axial direction,
the first and second claw-like magnetic poles being alternately arranged in a circumferential direction, and
the permanent magnet causing the first and second claw-like magnetic poles to function as magnetic poles different from each other; and
a stator including:
a first stator core including a plurality of first claw-like magnetic poles projecting in the axial direction;
a second stator core including a plurality of second claw-like magnetic poles projecting in the axial direction; and
a coil section arranged between the first and second stator cores and wound around in the circumferential direction,
the first and second claw-like magnetic poles of the stator being alternately arranged in the circumferential direction and being opposed to the first and second claw-like magnetic poles of the rotor, and
the stator is configured to cause the first and second claw-like magnetic poles of the stator to function as magnetic poles different from each other and switch polarities of the magnetic poles on the basis of energization to the coil section, wherein
the claw-like magnetic poles of the stator are formed in a shape in which circumferential centers of distal end portions are shifted in a rotating direction of the rotor with respect to circumferential centers of proximal end portions, and
the claw-like magnetic poles of the rotor are formed in a shape in which a circumferential centers of distal end portions are shifted in a counter rotating direction of the rotor with respect to circumferential centers of proximal end portions.

US Pat. No. 10,141,819

ACTUATOR DEVICE AND DEVICE FOR CONTROLLING OPENING/CLOSING BODY OF VEHICLE

AISIN SEIKI KABUSHIKI KAI...

1. An actuator apparatus comprising:a motor functioning as a drive source;
an electromagnetic clutch being capable of selectively connecting and disconnecting a torque transmission path of the motor; and
an accommodation member accommodating the electromagnetic clutch, the electromagnetic clutch including:
an armature supported by a drive member rotated by motor drive, the armature being adapted to rotate integrally with the drive member and to be movable in an axial direction;
a rotor arranged coaxially with the armature to be rotatable relative to the armature, the rotor being adapted to rotate integral with an output member; and
an electromagnet causing the armature and the rotor to be in pressure contact with each other in accordance with an electromagnetic attractive force generated by electrification and being capable of connecting the armature and the rotor to each other in such a manner that torque of the motor is transmittable, and the actuator apparatus comprising:
a conductive member integrally provided at the accommodation member and being connected to a conductive portion of the electromagnetic clutch in such a manner that the conductive member forms a ground circuit that can connect the conductive portion with ground.

US Pat. No. 10,141,818

WINDING FRAME STRUCTURE FOR MOTORS

INDUSTRIAL TECHNOLOGY RES...

1. A winding frame structure for motors, comprising:two barrier plates, each of the two barrier plates having an engaging structure locating on a surface thereof facing the opposing barrier, the engaging structure further including four anchorage grooves;
an insulation member, formed by four ceramic heat conductive structures, located between the two barrier plates, both ends of each of the four ceramic heat conductive structures being engaged with the corresponding engaging structures of the two barrier plates so as to form respective fixed engagement; and
windings, wound around the four ceramic heat conductive structures between the two barrier plates;
wherein an inner rectangular space for accommodating a stator is formed by the four ceramic heat conductive structures; and
wherein the engaging structure further includes four protrusive members protruding toward a center of the corresponding barrier plate formed as a hollow rectangular frame structure, the four protrusive members being distributed to four inner corners of a hollow rectangular space of the corresponding barrier plate, three rivets being located to a root of each of the four protrusive members, each end of the four ceramic heat conductive structures being held between two neighboring protrusive members, a clip for providing elastic lateral compressive forcing upon the corresponding end of the respective ceramic heat conductive structure being introduced to be located in place at the root of the protrusive member with a restraint structure formed by the three rivets, such that a hollow rectangular cylinder is formed integrally by engaging the two barrier plates and the four ceramic heat conductive structures.

US Pat. No. 10,141,817

COOLING OF MACHINE FOR ELEVATOR SYSTEM

OTIS ELEVATOR COMPANY, F...

1. An electric machine comprising:a rotor including a plurality of permanent magnets, the rotor rotatable about a central axis of the machine;
a stator including:
a cylindrical stator shell;
a plurality of stator windings disposed at the stator shell and located radially inboard of the plurality of permanent magnets;
two or more heat sink segments secured to a radially inboard surface of the stator shell, each heat sink segment of the two or more heat sink segments including:
a base portion located at the radially inboard surface; and
a plurality of fins extending radially inwardly from the base portion, the base portion having two or more fins of the plurality of fins extending therefrom;
wherein a base thickness of the base portion of each heat sink segment decreases with distance extending circumferentially away from a circumferential center of the base portion.

US Pat. No. 10,141,816

METHOD OF ACHIEVING VARIABLE PERFORMANCE OF AN ELECTRIC GENERATOR

SIEMENS ENERGY, INC., Or...

1. A method of operating a large electric generator, the generator having a rotor arranged along a centerline of the generator, a core arranged coaxially and surrounding the rotor; a plurality of stator windings arranged within the core; a stator frame arranged to fixedly support the core and rotationally support the rotor; a gas cooling system that circulates a cooling gas within the generator, the method steps comprising:circulating a cooling liquid that cool the stator windings;
sensing an output parameter of the generator;
comparing via a control system the sensed output parameter of the generator to a predetermined scheme;
sending a control signal to an adjusting device in accordance with the control system comparison; and
adjusting a pressurizing system in accordance with the control signal.

US Pat. No. 10,141,815

VARIABLE PERFORMANCE ELECTRIC GENERATOR

SIEMENS ENERGY, INC., Or...

1. A variable pressure electric generator, comprising:a gas cooled rotor arranged along a centerline of the generator;
a gas cooled core arranged coaxially and surrounding the rotor;
a plurality of coils arranged within the core;
a gas cooling system that circulates a cooling gas within the generator;
a pressurizing system that operatively pressurizes the cooling gas to a maximum pressure of 2 bar relative to atmospheric pressure; and
a low pressure frame that surrounds a portion of the rotor and an entirety of the core and stator windings, the frame configured to operatively contain an internal pressure of 2 bar relative to atmospheric pressure,
wherein the pressurizing system further comprises a controller and a pressurizing unit operatively connected to the controller,
wherein the controller is configured to sense a load of the generator and to compare the sensed load to a load demand of the generator and to determine an optimum operating pressure of the cooling gas,
wherein the pressurizing unit is configured to adjust an operating pressure of the cooling gas in accordance with the determined optimum operating pressure, and
wherein the controller is further configured to determine the optimum operating pressure based on a predetermined operational scheme.

US Pat. No. 10,141,813

POWER STRUT

JOHNSON ELECTRIC S.A., M...

1. A power strut for a vehicle lift gate, comprising: a driver sleeve, a lead screw sleeve, a lead screw and a spring completely mounted within the lead screw sleeve, a gear reduction mechanism mounted in the driver sleeve for driving the lead screw, a motor assembly connected with the gear reduction mechanism and mounted in the driver sleeve,wherein the motor assembly comprises a magnet mounting bracket fixed to the driver sleeve, an end cover and multiple permanent magnets fixed to the magnet mounting bracket, and a rotor rotatably disposed in the magnet mounting bracket,
the magnet mounting bracket comprises a closed annular portion, an open annular portion and multiple connecting portions extending between the two annular portions, the open annular portion having a through hole for allowing the rotor to pass there through, the end cover is mounted to the open annular portion,
each of the magnets is positioned between a corresponding pair of adjacent connecting portions and contacts an inner surface of the driver sleeve, thereby the driver sleeve provides a magnetic path between the magnets, and
the rotor comprises a shaft, and a rotor core and a commutator fixed to the shaft, the rotor core is disposed within the magnet mounting bracket and surrounded by the magnets, and is supported by bearings mounted on the end cover and the closed annular portion,
wherein the annular portion comprises protrusions that axially extend from the magnet mounting bracket, one of the protrusions has a cylindrical shape, and another protrusion has a curve-plate shape, the end cover has corresponding recesses for respectively receiving the protrusions to prevent rotational movement of the end cover relative to the permanent magnet mounting bracket, one of the recesses is a hole in shape, and another recess is a notch in shape.

US Pat. No. 10,141,812

MOTOR SHAFT, MOTOR AND MOTOR ASSEMBLY

Minebea Co., Ltd., Nagan...

1. A motor shaft that is press-fitted into a hole formed in a press-fitted component from a front end side in an axial direction, the motor shaft comprising:a shaft body;
a first annular projection portion that protrudes outwardly in a radial direction of the shaft body and is brought into contact with an inner circumferential surface of the hole, the first annular projection portion being positioned at a first position; and
a second annular projection portion that protrudes outwardly in the radial direction of the shaft body and is brought into contact with the inner circumferential surface of the hole, the second annular projection portion being positioned at a second position that is shifted from the first position toward a rear end side in the axial direction of the shaft body,
wherein the first annular projection portion includes a plurality of first annular projections,
wherein the second annular projection portion includes a plurality of second annular projections, and
wherein a distance between the first position and the second position is greater than a distance between an adjacent two of the first annular projections and a distance between an adjacent two of the second annular projections in the axial direction.

US Pat. No. 10,141,811

STATOR FOR ELECTRIC MOTOR, ELECTRIC MOTOR, AND AIR CONDITIONER

Mitsubishi Electric Corpo...

1. A stator for an electric motor, comprising:an annular lead wiring part attached to one axial end of the stator and routing a power lead to a terminal of the stator through a lead lead-out portion; and
a lead-out part provided on a radially outer side of the annular lead wiring part and leading out the power lead to a radial outside of the lead wiring part, wherein
an inner wall is formed on an inner circumference of the lead wiring part, and
the inner wall of the lead wiring part includes a flat portion, and the flat portion includes a recess in the axial direction of the lead wiring part adjacent the lead-out part,
wherein the annular lead wiring part includes a positioning portion to be used for positioning during molding that is performed after the annular lead wiring part is attached to the stator, and
wherein the positioning portion is located on the inner side of the inner diameter of the stator.

US Pat. No. 10,141,810

CONNECTION SUPPORT ASSEMBLY FOR STATOR ASSEMBLY

GM Global Technology Oper...

1. A stator assembly, comprising:a stator core defining a plurality of slots spaced apart from each other;
a plurality of bar conductors disposed in each of the slots; a plurality of electrical jumper wires electrically connected to at least some of the bar conductors;
a connection support assembly including:
a support body defining a body hole;
a clip coupled to the support body, wherein the clip includes a clip body and a pin protruding from the clip body, the clip defines a clip hole extending through the clip body, the clip hole is aligned with the body hole, and at least one of the electrical jumper wires is clamped between the clip and the support body;
a catch protruding from the support body and coupled to the clip, wherein the catch defines an opening, and the body hole is radially outward of the opening of the catch; and
wherein the support body is a semi-circular plate, the support body is wholly made of a polymeric material, the support body has a top surface and a bottom surface opposite the top surface, the top surface of the support body faces away from the stator core, the bottom surface of the support body faces toward the stator core, the catch protrudes directly from the bottom surface in a direction away from the top surface, the support body includes an outermost surface and an innermost surface opposite the outermost surface, the outermost surface and the innermost surface face opposite directions, the catch protrudes from the support body at a location closer to the innermost surface than to the outermost surface, the catch is a loop, the loop has an outer surface and an inner surface opposite the outer surface, the inner surface of the loop defines the opening, the catch includes a ramp defined along the inner surface of the loop, the clip is wholly made of a polymeric material, the connection support assembly further includes a spring steel piece entirely disposed inside the pin, the connection support assembly further includes an insert disposed in the clip hole, the insert is a collar, the insert is wholly made of a metallic material, the insert has an insert hole, and an entirety of the pin is closer to the bottom surface than to the top surface of the support body.

US Pat. No. 10,141,808

MOTOR

Sunonwealth Electric Mach...

1. A motor comprising:a stator comprising an iron core;
a separating member made of insulating material and comprising a first separating part, a second separating part and a third separating part, wherein the second separating part is arranged between the first and third separating parts, and wherein the iron core is arranged between the first and second separating parts;
a rotor rotatably coupled with the separating member and comprising a permanent magnet unit arranged between the first and second separating parts; and
a metallic housing receiving an entirety of the separating member and including a first housing part and two covers, wherein the first housing part is in a form of a hollow sleeve having two openings at two ends thereof, wherein the first housing part radially encloses the separating member and the first, second and third separating parts, and wherein the two covers respectively cover the two openings of the first housing part and axially enclose the separating member and the first, second and third separating parts.

US Pat. No. 10,141,806

STATOR ARRANGEMENT

1. An electric motor comprising a stator arrangement, the stator arrangement comprising:windings;
a winding carrier formed of plastic, the windings being arranged on the winding carrier, wherein at least one groove, which extends in the peripheral direction, is open to an axial end-side and is formed on at least one axial end-side of the winding carrier, the winding carrier extending in a circumferential direction with respect to a longitudinal axis of the stator arrangement; and
at least one electrical conductor electrically connecting two of the windings, the at least one electrical conductor being arranged in the at least one groove, the at least one electrical conductor being formed by a lacquered winding wire, the at least one groove being situated at a first axial end-side of the winding carrier, and an electrical connection plug for the electrical connection of the stator arrangement being situated at an opposite, second axial end-side of the winding carrier, the electrical connection plug extending in an axial direction with respect to the longitudinal axis of the stator arrangement, wherein at least a portion of the connection plug is located adjacent to a terminal box.

US Pat. No. 10,141,805

PLANAR STATOR WITH EFFICIENT USE OF SPACE

ALBUS Technologies Ltd., ...

1. A wound apparatus which comprises a wound conductor in which material of said wound conductor occupies more than 75% of a cylindrical volume which contains said apparatus formed by periodically bending a single pre-formed flat profile conductor member by about 180° to form a disc with a central aperture having external and internal peripheries and first and second axially displaced planar surfaces between said peripheries, each external periphery of the external peripheries connecting a radially outer portion of the planar surfaces, and each internal periphery of the internal peripheries connecting a radially inner portion of the planar surfaces, wherein said single preformed flat profile conductor member comprises three separate but grouped conductor members connected as a cable which comprises three conductor elements encased in a common isolating element.

US Pat. No. 10,141,802

ROTOR OF ELECTRIC MOTOR FOR COMPRESSOR

FUJITSU GENERAL LIMITED, ...

1. A rotor of an electric motor for a compressor comprising:a rotor laminated steel plate;
a permanent magnet configured to be provided in the rotor laminated steel plate and to be arranged to form a plurality of magnetic poles in a circumferential direction around a rotation axis;
rotor end plates configured to be provided on both end surfaces of the rotor laminated steel plate and to restrict movement of the permanent magnet in an axis direction; and balance weights configured to be formed of laminated metal plates respectively fixed to outer surfaces of the rotor end plates, wherein
at least three axis direction through-holes arranged at equal angle intervals in the circumferential direction are provided in the rotor laminated steel plate and the rotor end plates,
the rotor laminated steel plate and the rotor end plates are fixed with three rivets for passing through the axis direction through-holes,
one of the balance weights formed of one laminated metal plate is fixed to one of the rotor end plates with the two rivets of the three rivets,
a projection having an outer diameter D3 is formed on the other balance weight formed of the other laminated metal plate which is integrated by caulking, and the other balance weight is fixed to the other rotor end plate with the remaining single rivet, and
the projection is engaged with a recess or a through-hole, the recess or the through-hole being provided in the other rotor end plate and having an inner diameter D4 greater than the outer diameter D3 of the projection, so that the balance weight is positioned to the other rotor end plate.

US Pat. No. 10,141,801

ELECTRIC MACHINES, STATORS AND COMPRESSORS AND METHODS OF MANUFACTURING SAME

Emerson Electric Co., St...

1. A method of manufacturing electric machines, the method comprising:producing a first plurality of stator and rotor laminations using a die press, the first plurality of rotor laminations having a first magnet slot configuration;
producing a second plurality of stator and rotor laminations using the die press, the second plurality of stator laminations having the same inner diameter and the same outer diameter as the first plurality of stator laminations, the second plurality of rotor laminations having the same inner diameter and the same outer diameter as the first plurality of rotor laminations, the second plurality of rotor laminations having a second magnet slot configuration that is different than the first magnet slot configuration;
using the first plurality of rotor laminations to form a first rotor, the first magnet slot configuration including a first plurality of magnet slots, the first rotor including a plurality of neodymium permanent magnets in the first plurality of magnet slots; and
using the second plurality of rotor laminations to form a second rotor, the second magnet slot configuration including a second plurality of magnet slots, and the second rotor including a plurality of ferrite permanent magnets in the second plurality of magnet slots;
wherein the first rotor and the second rotor are useable with a stator formed with the first plurality of stator laminations or the second plurality of stator laminations.

US Pat. No. 10,141,800

MAGNET-EMBEDDED ROTOR, METHOD FOR MANUFACTURING MAGNET-EMBEDDED ROTOR, AND ORIENTATION AND MAGNETIZATION DEVICE

JTEKT CORPORATION, Osaka...

1. A magnet-embedded rotor comprising:a cylindrical rotor core that rotates together with a rotating shaft, the cylindrical rotor core having a cylindrical surface extending around an entirety of an outer periphery of the cylindrical rotor core; and
permanent magnets embedded in the rotor core,
wherein the rotor core includes a plurality of core members, and each of the plurality of core members includes a tubular portion into which the rotating shaft is inserted and a plurality of projecting portions formed to project in a radial direction of the tubular portion from an outer periphery of the tubular portion and arranged apart from each other in a circumferential direction of the tubular portion,
wherein the rotor core is formed by assembling the plurality of core members such that the tubular portions of the plurality of core members are arranged on one straight line and an entire surface extending from a radially innermost position to a radially outermost position of each of the plurality of projecting portions of one of the plurality of core members contacts the corresponding entire surface extending from a radially innermost position to a radially outermost position of a corresponding projecting portion of another core member of the plurality of core members in a circumferential direction of the rotor core,
wherein each of the plurality of projecting portions includes an outer peripheral side surface and a circumferential direction side surface, the outer peripheral side surface constituting an outer peripheral part of the rotor core, and the circumferential direction side surface being in contact with the projecting portion of the other core member in the circumferential direction of the rotor core,
wherein a cross-sectional shape of each of the projecting portions that is orthogonal to an axial direction of the tubular portion is a substantially fan shape,
wherein the permanent magnet is embedded in each of the plurality of projecting portions of each of the plurality of core members,
wherein a length of each tubular portion in the axial direction of the rotor core is shorter than a length of each of the plurality of projecting portions in the axial direction of the rotor core, and a sum of the length of the tubular portions of the core members in the axial direction is equal to a length of each of the projecting portions in the axial direction, and
wherein each of the core members has a structure in which a plurality of magnetic steel sheets are stacked in an axial direction of the rotor core such that the core member is an integral body.

US Pat. No. 10,141,799

OUTER-ROTOR-TYPE SWITCHED RELUCTANCE MOTOR

1. An outer-rotator-type switched reluctance motor, comprising:a stator core including a stator yoke having a hollow formed therethrough in upper and lower directions, stator salient poles formed isotropic-rectangularly on an outer circumferential surface of the stator yoke, respectively having slots formed along a circumferential direction to separate each stator salient pole into upper and lower stator salient poles, and allowing a coil to sequentially pass through the respective slots of the stator salient poles and to be wound on the outer circumferential surface of the stator yoke along the circumferential direction, and a shaft rotatably mounted in the hollow of the stator yoke;
a rotator core having rotor salient poles isotropic-rectangularly formed on an inner circumferential surface thereof along the circumferential direction and covering and facing the upper and lower salient pole pieces of the stator salient poles with air gaps disposed therebetween and fastened to the shaft to be rotatable;
a position detecting means sensing a rotational position of the rotator core; and
a controller applying electricity to the coil during a time period where the stator salient poles and the rotor salient poles turn from non-alignment to alignment to generate a positive torque, wherein N slots are formed at equidistant intervals along the rotation shaft direction, wherein N>1, to form N+1 salient pole pieces, wherein the coil is wound around each slot, wherein the rotor salient poles have a plurality of upper-lower directional steps stepwise formed along the rotation shaft direction to be simultaneously aligned with two adjacent upper and lower salient pole pieces, wherein an angular difference occurs between the steps by an angle obtained by dividing the rotation angle between the two stator salient poles positioned adjacent to each other in the circumferential direction by N, wherein an overlapping portion corresponding to an upper-lower height of the salient pole pieces is provided between the two steps positioned adjacent to each other in the upper and lower directions so that the steps are continuous to each other through the overlapping portion, wherein the two salient pole pieces positioned adjacent to each other in the upper and lower directions and simultaneously aligned alternately with the steps are sequentially changed as the rotator cores are rotated, and wherein the controller stops the application of electricity at least before the time of the alignment after the electricity has started to be applied to the coil between the two salient pole pieces positioned adjacent to each other in the upper and lower directions and starting to simultaneously face the rotor salient poles.

US Pat. No. 10,141,798

COOLING OF AN ELECTRIC MACHINE

1. An electrical machine, comprising:a stator laminated core having a stator laminated core surface and including a stator winding with a winding overhang which is sized to project into a winding head space on a face of the stator laminated core;
a housing surrounding the stator laminated core and the winding overhang; and
first and second stator core support rings arranged on the stator laminated core surface between the housing and the stator laminated core and axially spaced from each other at a predefined distance, said first and second stator core support rings radially surrounding the stator laminated core, with a cavity being formed between the housing, the stator laminated core surface and the first and second stator core support rings, said housing having an inlet bore arranged between the first and second stator core support rings and adapted to fluidically couple an external area of the housing and the cavity,
wherein the stator laminated core has a cooling channel which is fluidically coupled with the cavity via a channel entry arranged centrally in the middle of the stator laminated core, thereby creating a T-shaped form of the cooling channel in conjunction with the channel entry so that a stream of coolant is not heated over an entire length of the stator laminated core, but only over a shorter stretch as a result of the T-shaped form.

US Pat. No. 10,141,797

ELECTRIC MOTOR HAVING A POLYGON STATOR

JOHNSON ELECTRIC S.A., M...

1. An electric motor comprising a stator having a polygon stator core and a rotor rotatable relative to the stator and having a plurality of magnetic poles,wherein the polygon stator core comprises:
a plurality of yoke portions and connecting portions interconnecting adjacent yoke portions to form a polygon, adjacent yoke portions having a same shape and size;
a plurality of teeth extending inwardly from the yoke portions, adjacent teeth having different shapes and sizes,
winding slots respectively formed between adjacent teeth, the winding slots comprising a plurality of first winding slots and a plurality of second winding slots, the first winding slots and the second winding slots have different shapes, and the ratio of the area of one of the first winding slots to the area of one of the second winding slots is greater than or equal to 0.9 but less than or equal to 1.1;
wherein two of the second winding slots circumferentially adjacent to each other are disposed between opposite first winding slots, each of said opposite first winding slot is disposed between a pair of said circumferentially adjacent second winding slots.

US Pat. No. 10,141,795

METHOD FOR MITIGATING THERMAL AGING OF PERMANENT MAGNETS IN ORGANIC LIQUID

GM GLOBAL TECHNOLOGY OPER...

1. An electric motor, comprising:a stator;
a rotor including a plurality of magnets, said magnets having individual magnetic particles that are coated with a pinhole-free coating of hydrogen impermeable material sufficient to prevent hydrogen from permeating the hydrogen impermeable material to the magnetic particles.

US Pat. No. 10,141,794

ALIGNMENT USING SIGNALS FROM A SECONDARY DEVICE BEFORE WIRELESS POWER TRANSFER

Wireless Advanced Vehicle...

26. A method comprising:transmitting a ping signal from a secondary pad to a primary pad, the secondary pad located on a mobile device, the primary pad located on a stationary wireless power transfer (“WPT”) device, the stationary WPT device transmitting power through the primary pad to the secondary pad of the mobile device during a wireless power transfer operation; and
receiving an alignment confirmation that the secondary pad is aligned within the primary pad within a specified alignment tolerance, the alignment confirmation in response to determining, at the primary pad, a signal strength of the received ping signal, and determining that an amount of alignment of the secondary pad with respect to the primary pad based on the determined signal strength of the received ping signal is within the specified alignment tolerance.

US Pat. No. 10,141,793

METHOD AND DEVICE FOR IMPEDANCE MATCHING USING ISOLATED RESONATOR IN WIRELESS POWER TRANSMISSION SYSTEM

Samsung Electronics Co., ...

1. A wireless power transmitter comprising:a source resonator configured to transmit wireless power by resonating with a target resonator;
a first power supply configured to supply power to the source resonator;
a first switch configured to turn ON/OFF a connection of the source resonator to the first power supply, wherein the source resonator is isolated in response to the first switch turning OFF; and
a controller configured to match an impedance of the source resonator by estimating a distance between the source resonator and the target resonator.

US Pat. No. 10,141,792

POWER HARVESTING CIRCUIT AND METHOD

PHILIPS LIGHTING HOLDING ...

1. A circuit for use in a power harvesting system, comprising:a first antenna having a first terminal coupled to a summing node through an input capacitor, and a second terminal, the second terminal coupled to the summing node through a first diode;
a second antenna having a first terminal coupled to the second terminal of the first antenna and a second terminal coupled to an interconnection between the input capacitor and the summing node through a second diode,
wherein the summing node is coupled to an output node through an output diode, wherein an output capacitor is provided at the output node;
wherein said second terminal of the second antenna is adapted to provide a signal in opposite phase with a signal provided at the first terminal of the first antenna.

US Pat. No. 10,141,791

SYSTEMS AND METHODS FOR CONTROLLING COMMUNICATIONS DURING WIRELESS TRANSMISSION OF POWER USING APPLICATION PROGRAMMING INTERFACES

Energous Corporation, Sa...

1. A system for controlling communication between a wireless power transmitter and at least one wireless power receiver, the system comprising:a wireless power transmitter that includes:
a first processor running a power transmitter manager application;
a first wireless communication hardware having a transmitter application programming interface (API), the transmitter API operatively coupled with the power transmitter manager application and controlling the first wireless communication hardware;
a transmitter wireless antenna array that transmits controlled wireless power waves that converge to create pockets of energy in the space proximate at least one wireless power receiver, wherein:
the transmitter wireless antenna array is at least partially responsive to instructions from the power transmitter manager application, and
the transmitter API calls the power transmitter manager application through a transmitter callback function, and the transmitter callback function sends a callback when a communication connection begins, a communication connection ends, a communication connection is attempted, or a message is received; and
the at least one wireless power receiver that includes:
a second processor running a power receiver application;
a second wireless communication hardware having a receiver API, the receiver API operatively coupled to the power receiver application and controlling the second wireless communication hardware;
a receiver wireless antenna array that receives and uses wireless power from the pockets of energy created by the wireless power transmitter, wherein the receiver wireless antenna array is at least partially responsive to instructions from the power receiver application.

US Pat. No. 10,141,790

WIRELESS NON-RADIATIVE ENERGY TRANSFER

Massachusetts Institute o...

1. An apparatus for a wireless power system for providing power to a vehicle, the wireless power system including a device resonator and a load coupled to the device resonator to receive power from the device resonator and for powering the vehicle, the device resonator having a resonant frequency ?2, an intrinsic loss rate ?2, and capable of storing electromagnetic energy with an intrinsic quality factor Q2=?2/(2?2)?200, the device resonator comprising at least one loop of conductive material and further comprising a capacitance,the apparatus comprising:
a source resonator and a power supply coupled to the source resonator to provide power to the source resonator, the source resonator having a resonant frequency ?1, an intrinsic loss rate ?1, and capable of storing electromagnetic energy with an intrinsic quality factor Q1=?1/(2?1)>200, the source resonator comprising at least one loop of conductive material and further comprising a capacitance,
wherein the source resonator and the device resonator are configured to resonantly and wirelessly couple electromagnetic power from the source resonator to the device resonator using non-radiative electromagnetic induction having an energy transfer rate ?, and wherein the intrinsic loss rates satisfy ?/??1?2>5 over a range of distances D, and
wherein the source resonator and the device resonator each have a characteristic size, and the characteristic size of the source resonator is not more than 100/30 times the characteristic size of the device resonator.

US Pat. No. 10,141,789

CONVERTER AND POWER RECEIVING APPARATUS

CENTRAL JAPAN RAILWAY COM...

1. A converter for converting input power, the converter comprising:a plurality of capacitors,
a plurality of resistors, and
a controller configured to adjust a power factor of the input power by controlling a capacitive reactance of an equivalent capacitor formed by combining the plurality of capacitors,
wherein the controller identifies the capacitive reactance that maximizes a resistance of an equivalent resistor formed by combining the plurality of resistors and connected to the equivalent capacitor in series in a state of constant output power.

US Pat. No. 10,141,787

RECEIVING CIRCUIT FOR MAGNETIC COUPLING RESONANT WIRELESS POWER TRANSMISSION

Eaton Capital Unlimited C...

1. A receiving circuit for magnetic coupling resonant wireless power transmission comprising:a resonant circuit comprising a resonant coil and a resonant capacitor;
a rectifying circuit having an input electrically connected to two terminals of the resonant capacitor;
a storage capacitor having two terminals electrically connected to an output of rectifying circuit; and
an output circuit having an input electrically connected to the two terminals of the storage capacitor and an output configured to be electrically connected to a battery, the output circuit configured to operate as a filter in a first mode and as a boost converter in a second mode.

US Pat. No. 10,141,786

POWER RECEIVING DEVICE

TOYOTA JIDOSHA KABUSHIKI ...

1. A power receiving device comprising:a module including a power receiving unit and a device unit, the power receiving unit including a first coil and a first capacitor, the power receiving unit being configured to contactlessly receive electric power that is output from a power transmitting device, the device unit including a second coil and a second capacitor, the device unit being provided between the power receiving unit and an electrical storage device, the electrical storage device being configured to store electric power received by the power receiving unit;
a first relay provided between the device unit and the electrical storage device;
an alternating-current power supply unit configured to supply alternating current to a power line provided closer to the power receiving unit than the first relay;
a current sensor configured to detect a current flowing through the power line; and
an electronic control unit configured to, when alternating current is supplied from the alternating-current power supply unit to the power line in a case where the first relay is in a power interrupted state, detect whether there is an abnormality in at least one of the first coil, the first capacitor, the second coil and the second capacitor based on a detected value of the current sensor.

US Pat. No. 10,141,784

POWER RECEIVING DEVICE AND POWER TRANSMITTING DEVICE

TOYOTA JIDOSHA KABUSHIKI ...

1. A power receiving device comprising:a ferrite member including a plurality of pieces of ferrite, at least some of the pieces of ferrite being spaced from adjacent pieces of ferrite;
a power receiving coil disposed on a lower surface side of the ferrite member; and
a power receiving capacitor disposed on an upper surface side of the ferrite member,
the power receiving capacitor having a closed loop circuit including a first wiring connection, a second wiring connection, and a plurality of capacitor elements connected in parallel between the first wiring connection and the second wiring connection, wherein:
the ferrite member includes an outer looped ferrite and a center ferrite, the outer looped ferrite including a plurality of the pieces of ferrite disposed in a loop to form an opening and having a lower surface on which the power receiving coil is disposed, the center ferrite being disposed on the lower surface side of the outer looped ferrite and covering the opening,
the center ferrite includes a plurality of contact pieces of ferrite and an inner ferrite, the plurality of contact pieces of ferrite disposed in a loop in contact with an edge of the opening of the outer looped ferrite, the inner ferrite disposed inwardly of the contact pieces of ferrite, and
when the power receiving capacitor and the ferrite member are viewed from the lower surface side of the ferrite member, the closed loop circuit is located behind and within a perimeter of one of the pieces of ferrite, the one of the pieces of ferrite being of the inner ferrite.

US Pat. No. 10,141,783

TRANSMITTING DEVICE, RECEIVING DEVICE, AND POWER TRANSMISSION SYSTEM

Kabushiki Kaisha Toshiba,...

1. A power transmission system comprising:a transmitting device including
a transmitting housing including a first transmitting surface and a second transmitting surface inclined with respect to the first transmitting surface, and
a transmitting coil including a first transmitting part arranged in the transmitting housing at a side of the first transmitting surface and a second transmitting part arranged in the transmitting housing at a side of the second transmitting surface; and
a receiving device including
a receiving housing including a first receiving surface and a second receiving surface inclined with respect to the first receiving surface, and
a receiving coil including a first receiving part arranged in the receiving housing at a side of the first receiving surface and a second receiving part arranged in the receiving housing at a side of the second receiving surface,
wherein a reference position of the receiving coil with respect to the transmitting coil at a time of power transmission is set such that the first receiving part and the first transmitting part face each other, and the second receiving part and the second transmitting part face each other,
a first facing area between the first receiving part and the first transmitting part at the reference position, and a second facing area between the second receiving part and the second transmitting part at the reference position are set such that change of strength of magnetic coupling between the transmitting coil and the receiving coil of when the receiving device is moved in a direction perpendicular to the first transmitting surface becomes smaller than change of strength of magnetic coupling between the transmitting coil and the receiving coil of when the receiving device is moved in a direction perpendicular to the second transmitting surface, and
when the receiving device moves from the reference position to a maximum position gap distance in a direction perpendicular to the first transmitting surface, strength of magnetic coupling between the second transmitting part and the second receiving part becomes larger and strength of magnetic coupling between the first transmitting part and the first receiving part becomes smaller.

US Pat. No. 10,141,782

WIRELESS INDUCTIVE POWER TRANSFER

KONINKLIJKE PHILIPS N.V.,...

1. A power transmitter for transferring power to a power receiver using a wireless inductive power signal, the power transmitter comprising:an inductor for providing the power signal;
a power signal generator for driving the inductor to provide the power signal;
a calibration controller for determining whether a power loss calibration has been performed for the power transmitter and power receiver pairing, the power loss calibration determining an expected relationship between a received power indication provided by the power receiver and a transmitted power indication for the power transmitter;
a power limiter arranged to restrict a power provided to the inductor based on a power loss calibration;
a receiver for receiving the received power indications from the power receiver; and
a detector for detecting a parasitic power consumption based on a deviation between an actual relationship and the expected relationship.

US Pat. No. 10,141,781

CONTACTLESS POWER TRANSFER SYSTEM, POWER RECEIVING DEVICE, AND POWER TRANSMISSION DEVICE

TOYOTA JIDOSHA KABUSHIKI ...

1. A contactless power transfer system comprising:a power transmission device; and
a power receiving device that contactlessly receives electric power from the power transmission device, wherein
the power receiving device includes a power receiving circuit, a power storage device, and a first electronic controller, wherein
the power receiving circuit contactlessly receives the electric power from the power transmission device,
the power storage device stores the electric power received by the power receiving circuit, and
the first electronic controller generates a first command for start of power transmission to the power transmission device, according to a preset time schedule, such that charging of the power storage device is started according to the preset time schedule,
the power transmission device includes a power transmitting circuit and a second electronic controller, wherein
the power transmitting circuit contactlessly transmits the electric power obtained from a power supply provided outside the power transmission device, to the power receiving circuit, in a condition where the power transmission device and the power supply are connected to each other via a power supply cable,
the second electronic controller determines whether a series of manipulations including severing connection between the power transmission device and the power supply via the power supply cable, and then connecting the power transmission device with the power supply again via the power supply cable, are performed within a predetermined period of time, and
the second electronic controller sends a predetermined signal to the power receiving device when the second electronic controller determines that the series of manipulations are performed within the predetermined period of time, and
the first electronic controller generates a second command for start of power transmission to the power transmission device, irrespective of the preset time schedule, when the first electronic controller receives the predetermined signal in a case where the preset time schedule is set.

US Pat. No. 10,141,777

THREE-PORT CONVERTOR HAVING INTEGRATED MAGNETIC AND ZERO-PORT CURRENT RIPPLE

SHENZHEN AEROSPACE NEW PO...

1. A three-port converter with magnetic integration and zero port current ripples, wherein the three-port converter comprises: an input terminal of a solar battery, a busbar terminal, a storage battery terminal, a superboost circuit of a magnetic-integration magnetic ring, a bidirectional superbuck circuit, a first current ripple cancellation branch, a second current ripple cancellation branch, and a third current ripple cancellation branch;wherein the solar battery transfers energy to the busbar terminal unidirectionally through the superboost circuit of the magnetic-integration magnetic ring; the superboost circuit of the magnetic-integration magnetic ring comprises an input capacitor of the solar battery, a busbar filter capacitor, first and second N-MOSFETs, a first inductor, a second inductor, and a fifth inductor;
wherein the storage battery transfers energy to the busbar terminal bidirectionally through the bidirectional superbuck circuit, and the bidirectional superbuck circuit comprises a third N-MOS transistor, a fourth N-MOS transistor, a freewheeling inductor of the superbuck circuit, a third inductor, a fourth inductor, and the fifth inductor, and a filter capacitor of the storage battery terminal, wherein the input capacitor is connected with a solar battery constant-current source in parallel;
wherein the busbar filter capacitor has one terminal connected with a busbar output terminal and has the other terminal grounded;
wherein a grid of the first N-MOSFET is connected with a first driving circuit through the first inductor, a dotted terminal of the first inductor is connected with the grid of the first N-MOSFET, the drain of the first N-MOSFET is connected with the input terminal of the solar battery, the source of the first N-MOSFET is connected with the dotted terminal of the fifth inductor, and the opposite terminal of the fifth inductor is grounded;
wherein the source of the second N-MOSFET is connected with the input terminal of the solar battery, the drain of the second N-MOSFET is connected with the dotted terminal of the second inductor, the grid of the second N-MOSFET is connected with a second driving circuit, and the opposite terminal of the second inductor is connected with the busbar output terminal;
wherein a first capacitor has one terminal connected with the dotted terminal of the second inductor and the other terminal connected with the dotted terminal of the fifth inductor;
wherein the filter capacitor of the storage battery terminal is connected with the storage battery in parallel, the drain of the third N-MOS transistor is connected with the drain of the second N-MOSFET, the source of the third N-MOS transistor is connected with the drain of the fourth N-MOS transistor Q4, the grid of the third N-MOS transistor is connected with the dotted terminal of the third inductor, and the opposite terminal of the third inductor is connected with a third driving circuit;
wherein the source of the fourth N-MOS transistor is connected with the dotted terminal of the fifth inductor, the grid of the fourth N-MOS transistor is connected with the dotted terminal of the fourth inductor, and the opposite terminal of the fifth inductor is connected with a fourth driving circuit; the source of the third N-MOS transistor is connected with the dotted terminal of the freewheeling inductor of the superbuck circuit, and the opposite terminal of the freewheeling inductor is connected with the input terminal of the storage battery;
wherein the first, second, fourth and fifth inductors are wound on a magnetic ring, the freewheeling and third inductors are wound on the other magnetic ring; and the first and second current ripple cancellation branches are used for cancelling the current ripple at the solar input side, the third current ripple cancellation branch is used for cancelling the current ripples at the battery side, and each current ripple cancellation branch is formed by connecting an independent inductor, a winding wound on the magnetic ring and a thin film capacitor in series.

US Pat. No. 10,141,776

DISTRIBUTION OF POWER COMMANDS IN AN ENERGY STORAGE SYSTEM

General Electric Company,...

1. A method for controlling power distribution in an energy storage system comprising:receiving, by one or more processors, a power command, wherein the power command requests a discharge or a charge from one or more battery energy storage system (BESS) units, and wherein the one or more BESS units are housed in one or more temperature controlled rooms;
for each of the one or more temperature controlled rooms:
determining, by the one or more processors, an energy storage boundary based on the one or more BESS units in the temperature controlled room;
determining, by the one or more processors, a threshold based on the determined energy storage boundary and an absolute boundary;
determining, by the one or more processors, a limit based on the determined threshold; and
assigning, by the one or more processors, the limit to each of the one or more BESS units housed in the temperature controlled room; and
causing, by the one or more processors, the power command to be at least partially satisfied by the one or more BESS units based on the assigned limits.

US Pat. No. 10,141,773

METHOD AND POWER TRANSMITTER FOR CONTROLLING POWER TRANSMISSION

Samsung Electronics Co., ...

1. A method of controlling power transmission in a power transmitter, the method comprising:receiving, from a plurality of power receivers, voltage information required by the plurality of power receivers, wherein the voltage information includes a minimum voltage, a reference voltage that is greater than the minimum voltage, and a demanded voltage;
transmitting power to the plurality of power receivers;
receiving, from the plurality of power receivers, a report about a power reception condition while transmitting the power, wherein the report includes a measured voltage at the plurality of power receivers;
selecting one of the plurality of power receivers; and
adjusting an amount of the power by minimizing a difference between the demanded voltage and the measured voltage of the selected power receiver.

US Pat. No. 10,141,771

NEAR FIELD TRANSMITTERS WITH CONTACT POINTS FOR WIRELESS POWER CHARGING

Energous Corporation, Sa...

1. A near-field transmitter comprising:a feed that is configured to receive radio frequency (RF) energy from a power source;
a housing with a cover and metallic sidewalls, the housing defining first and second cavities that are separated by a ground plane; and
a plurality of contact points extending from the second cavity to the cover of the housing, wherein:
each contact point of the plurality of contact points is located in a different region of the cover;
the feed is configured to provide the RF energy to the first cavity;
the first cavity is configured to retain the RF energy provided by the feed;
a respective contact point of the plurality is configured to leak the RF energy to a wireless-power-receiving antenna of a first electronic device when a metal part of the first electronic device is positioned on the cover at a point that contacts the respective contact point, the respective contact point being a first contact point of the plurality of contact points; and
a second contact point of the plurality is configured to leak the RF energy to a wireless-power-receiving antenna of a second electronic device when a metal part of the second electronic device is positioned on the cover at a different point that contacts the second contact point.

US Pat. No. 10,141,770

POWERING AND/OR CHARGING WITH A PLURALITY OF PROTOCOLS

Mojo Mobility, Inc., San...

1. A system for use in wireless charging or wireless powering, comprising:a base for wirelessly charging or wirelessly powering; and
a receiver receiving electricity wirelessly from the base, the receiver associated with a battery or device,
wherein the base or the receiver is capable of detecting and operating under a plurality of power protocols or a plurality of charging protocols that require different base operation frequencies or messages between the base and the receiver, thereby allowing the base to transfer electricity wirelessly to the battery or device in a manner consistent with a common charging or common power protocol shared between the base and the receiver of appropriate form factors.

US Pat. No. 10,141,767

MICROPROJECTION DEVICE AND MAGNETIC SUSPENSION BASE

BOE Technology Group Co.,...

1. A magnetic suspension base, comprising: a housing and only four base magnets disposed in the housing,wherein
the housing is in a shape of hollow circular truncated cone, and comprises an upper surface, a lower surface, an inner surface and an outer surface, the inner surface is an cylindrical surface perpendicular to the upper surface and the lower surface, the upper surface is in a shape of circular ring;
the only four base magnets are spaced apart from each other, north poles of the only four base magnets point at a same direction, and distances between centers of orthographic projections of the only four base magnets on the lower surface and a center of the lower surface are same;
a magnetic field direction of a center of a combined magnetic field formed by the only four base magnets is in a vertical direction; and
magnetic intensity at the center of the combined magnetic field is less than magnetic intensity of the combined magnetic field near the base magnets.

US Pat. No. 10,141,765

SINGLE PIN MOSFET DRIVE AND DISCHARGE FUNCTIONALITY

Power Integrations, Inc.,...

1. A circuit for use with a Universal Serial Bus (USB) socket, the circuit comprisinga power converter coupled to receive an input voltage at an input terminal and coupled to provide an output voltage at an output terminal;
a transistor coupled between the output terminal of the power converter and a bus voltage terminal of the USB socket;
a USB communication controller coupled to the USB socket, wherein the USB communication controller includes an output terminal coupled to a control terminal of the transistor; and
a bleeder circuit coupled between the output terminal of the USB communication controller and the bus voltage terminal of the USB socket.

US Pat. No. 10,141,764

BATTERY CHARGING REGULATOR

Dialog Semiconductor (UK)...

1. A battery charging regulator for use with a charger comprising:a switch element comprising a control terminal and first and second path terminals located at a first and a second end of a conductive path respectively; the switch element being adapted to selectively couple an input provided by a DC-DC converter with an output for a battery;
a control-circuit coupled to the switch element, adapted to adjust an input to the control terminal to regulate at least one of a charge current and a charge voltage supplied to the battery via the conductive path; and
an adjuster-circuit coupled to the switch element, adapted to sense a gate voltage of the switch element; and to adjust a value of the input provided by the DC-DC converter based on the sensed gate voltage.

US Pat. No. 10,141,763

SOFT START METHOD AND CIRCUIT

Analog Devices, Inc., No...

1. A method for reducing an inrush current in a circuit, the method comprising:sensing an error between a measured current and a target reference current, wherein the measured current is measured based on a difference in a first voltage at a first node of a resistor and a second voltage at a second node of the resistor;
generating an intermediate control voltage proportional to the error;
generating a soft start control voltage; and
generating a current control voltage for controlling the measured current wherein the current control voltage is a lowest voltage of the intermediate control voltage or the soft start control voltage.

US Pat. No. 10,141,762

ALL-SOLID-STATE BATTERY SYSTEM

Toyota Jidosha Kabushiki ...

1. An all-solid-state battery system having an all-solid-state battery and a control device, the all-solid-state battery having a positive electrode active material layer, a solid electrolyte layer and a negative electrode active material layer, the control device controlling a lower limit discharge potential of the positive electrode active material layer of the all-solid-state battery; wherein,the positive electrode active material layer and/or the solid electrolyte layer have a sulfide solid electrolyte,
the positive electrode active material layer has an olivine-type positive electrode active material having a formula LixMyPOz, wherein, M represents Fe, Mn, Co and Ni, provided that M at least comprises Fe, x is such that 0.5?x?1.5, y is such that 0.5?y?1.5 and z is such that 2?z?7,
the capacity of the negative electrode active material layer is lower than the capacity of the positive electrode active material layer, and
the control device controls the lower limit discharge potential of the positive electrode active material layer during normal use of the all-solid-state battery to within a range of 1.6 V vs. Li/Li+ to 2.1 V vs. Li/Li+.

US Pat. No. 10,141,761

RESCUE BATTERY

1. An apparatus for providing emergency backup power to a cellphone that has a power supply, the apparatus comprising:a housing;
a non-rechargeable battery with at least a one-year shelf life, integrated within the housing; and
a cellphone interface coupled to the housing, configured to be inserted into a data port of the cellphone, to electrically couple the battery to the power supply of the cellphone, to carry current from the battery to the power supply, and to provide the sole means of attachment of said apparatus to said cell phone such that said apparatus will remain attached to said cell phone under its own weight when said cell phone is in usewherein:the energy-storage apparatus is in a ready-to-use state;
a length of the housing is between 20 and 70 mm;
a height of the housing is between 10 and 40 mm;
a depth of the housing is between 5 and 30 mm;
said length is longer than said height;
said length is longer than said depth;
said cellphone interface is rigidly coupled to a top surface of said housing and is centered at about a midpoint of said length;
said cellphone interface proceeds at right angles from said housing;
said housing comprises a front surface; and
said front surface comprises a front open dimple centered at about said midpoint of said length.

US Pat. No. 10,141,760

POWER SUPPLY CIRCUIT, CHARGE CIRCUIT, CHARGING SYSTEM, POWER SUPPLYING METHOD, AND CHARGING METHOD

SOCIONEXT INC., Yokohama...

1. A power supply circuit comprising:a first power supply adapted to be electrically coupled to a first power supply terminal and a first ground terminal, wherein the first power supply supplies the first power supply terminal with a DC voltage having a higher electric potential than the first ground terminal;
a short-circuit line adapted to short-circuit a first data terminal and a second data terminal; and
a second power supply including a positive terminal and a negative terminal, wherein the positive terminal is adapted to be electrically coupled to the first ground terminal and the negative terminal is adapted to be electrically coupled to the short-circuit line, and wherein the second power supply supplies the first data terminal and the second data terminal with a negative voltage having a lower electric potential than the first ground terminal.

US Pat. No. 10,141,759

BATTERY FUEL GAUGE APPARATUS

Taiwan Semiconductor Manu...

1. An apparatus comprising:a first transistor connected to a battery pack between an input voltage and ground, wherein the first transistor is configured to conduct a current flowing through the battery pack;
a current mirror device comprising a second transistor, wherein a first terminal of the current mirror device is connected to a first terminal of the first transistor through a first switch and a second terminal of the current mirror device is connected to a second terminal of the first transistor through a second switch;
a sensing device comprising a resistive element coupled to the current mirror device;
a transistor coupled to the sensing device; and
an operational amplifier comprising:
a first input coupled to the first transistor;
a second input coupled to the current mirror device; and
an output coupled to the transistor.

US Pat. No. 10,141,757

MOBILE DEVICE CHARGING STATIONS AND METHODS FOR MAKING SAME

JPM Networks LLC, Dallas...

1. A floor stand for supporting one or more mobile device charging stations for charging a plurality of mobile devices, comprising:a vertical support member having an upper end and a lower end, wherein the one or more mobile device charging stations are supported on the vertical support member;
each mobile device charging station for charging a plurality of mobile devices including:
a panel having an upper end and a lower end and a substantially planar front face and a back face;
a channel having a front portion spaced away from a plane of the substantially planar front face of the panel and a bottom portion substantially perpendicular to the front portion, with the bottom portion of the channel being adapted to support a plurality of mobile devices between the front portion of the channel and the substantially planar front face of the panel when the substantially planar front face of the panel is in a substantially upright position;
an electronic circuit adapted for charging the plurality of mobile devices;
a housing having a plurality of walls enclosing the electronic circuit, wherein the housing is attached to the panel; and
a plurality of cables each having a first end enclosed by the housing and in electrical communication with the electronic circuit, each of the plurality of cables extending through an aperture in one of: (a) the panel or (b) one of the walls of the housing, with each of the plurality of cables having a length sufficient that a second end of the respective cable at least reaches a location substantially proximal to the channel, with the second end of each of the plurality of cables adapted for connecting with one of the plurality of mobile devices to deliver charge to the respective mobile device from the electronic circuit.

US Pat. No. 10,141,756

DYNAMIC POWER OPTIMIZATION WHEN TRANSFERRING POWER BETWEEN BATTERIES

Amazon Technologies, Inc....

1. A system, comprising:a removable battery pack comprising:
a supplemental battery;
a connector configured to electrically connect the battery pack to an electronic device, the connector comprising a ground line, a control line, and a power line for transferring electrical energy between the battery pack and the electronic device;
a first charger circuit coupled to the supplemental battery;
the electronic device comprising:
a device battery;
a second charger circuit coupled to the device battery, the second charger circuit configured to charge the device battery using power received at an input of the second charger circuit;
a detection circuit configured to determine a charge level of the device battery, a range of the charge level being from empty to full;
a first switch having a first terminal connected to the power line and a second terminal connected to the input of the second charger circuit, wherein the power line and the input of the second charger circuit are electrically connected when the first switch is closed;
a controller configured to:
at a first time:
determine that the charge level is below a first threshold, the first threshold being greater than empty,
close the first switch, and
cause the power line to be electrically connected to the input of the second charger circuit, and
at a second time after the first time:
determine that the charge level is above a second threshold, the second threshold being greater than the first threshold but less than full,
open the first switch, and
cause the power line to be electrically disconnected from the input of the second charger circuit.

US Pat. No. 10,141,755

MULTI-FUNCTIONAL PORTABLE POWER CHARGER

Halo International SEZC L...

1. A battery jump start clamp comprising:an upper handle that has distal and proximal ends;
a lower handle that has distal and proximal ends, and is pivotally connected to the upper handle between the distal and proximal ends;
a first conductive jaw at the distal end of one of the upper handle and the lower handle;
a power cable that extends from the first conductive jaw along the one of the upper handle and the lower handle on which said first conductive jaw is disposed;
a second jaw at the distal end of the other of the upper handle and the lower handle opposite from the first conductive jaw;
a power wire operatively electrically connecting the second jaw to the first conductive jaw;
a sensing contact at the distal end of one of the upper handle and the lower handle;
a sensing wire that extends from the sensing contact along the one of the upper handle and the lower handle on which said sensing contact is disposed,
wherein the sensing contact is electrically isolated from the first conductive jaw.

US Pat. No. 10,141,754

INTEGRATION OF BATTERY MANAGEMENT SYSTEM AND BATTERY CHARGER

ROBERT BOSCH GMBH, Stutt...

1. A battery module, comprising:at least one battery unit for providing a power supply electrical current;
a transistor unit for serving as a switch for the at least one battery unit; and
a battery management unit that includes a processor, a first electrical current sensor resistor port, and a second electrical current sensor resistor port;
wherein:
the transistor unit includes a switch gate node, a first switch current node, and a second switch current node; and
the transistor unit is provided such that:
the power supply electrical current passes through the first switch current node and the second switch current node when a predetermined transistor on-state voltage is applied to the switch gate node; and
the power supply electrical current is blocked from passing through the first switch current node and the second switch current node when a predetermined transistor off-state voltage is applied to the switch gate node; and
the processor is connected to the switch gate node;
the transistor unit further serves as an electrical current sensor;
the first electrical current sensor resistor port is connected to the first switch current node;
the second electrical current sensor resistor port is connected to the second switch current node; and
the processor is adapted to:
measure an electrical current according to a potential difference between the first electrical current sensor resistor port and the second electrical current sensor resistor port;
compare the measured electrical current with a predetermined over-current value; and
send the predetermined transistor off-state voltage to the switch gate node in response to a result of the comparison being that there is a deviation of the electrical current from the predetermined over-current value.

US Pat. No. 10,141,752

DRAWBACK RESISTANT BATTERY MONITORING UNIT

YAZAKI CORPORATION, Mina...

1. A battery monitoring unit that is connected thereto a battery unit including a plurality of chargeable/dischargeable battery cells being connected with each other in series and performs charge-and-discharge control and monitoring of the battery unit, the battery monitoring unit comprising:a first circuit connected to a first ground base in the battery monitoring unit;
a second circuit connected to a second ground base in the battery monitoring unit; and
a diode connected between the first ground base and the second ground base, wherein
the first ground base and the second ground base are commonly connected between a low-potential-side terminal of the battery unit and an external ground base via a first ground line and a second ground line, respectively,
the first circuit detects a terminal voltage of the battery cell arranged on a lowermost potential side among the battery cells to determine whether a disconnection has occurred in the first ground line.

US Pat. No. 10,141,749

RESONANCE TUNING

NATIONAL SEMICONDUCTOR CO...

1. A wireless power transfer device, comprising:power transfer terminals for coupling to a power transfer resonator external to the device, the resonator including:
a resonator power transfer coil, and
a resonator tuning capacitor with an adjustable tuning capacitance C_A,
the power transfer resonator having a self-resonant frequency controllable based on adjusting C_A;
a variable converter circuit to generate a variable alternating current voltage Vac and adjustable tuning signals to adjust adjustable tuning capacitance C_A, output through the power transfer terminals, corresponding to the controllable self-resonant frequency of the power transfer resonator;
the variable converter circuit operable, when the power transfer device is magnetically coupled through the power transfer resonator to a power receiver device with a power receiver resonator, to:
output through the power transfer terminals an initial Vac corresponding to an initial self-resonant frequency fA for the power transfer resonator, based on an initial capacitance value C_A for the adjustable tuning capacitor;
iteratively adjust Vac to control the self-resonant frequency fA for the power transfer resonator, including iteratively adjusting capacitance C_A for the resonator tuning capacitor, based on iteratively estimating a self-resonant frequency fB of the power receiver device, by:
sweeping the frequency of Vac in discrete frequency steps, and in each frequency step, monitoring a circuit parameter of the variable converter circuit,
identifying a first local maximum and a second local maximum for the values of the circuit parameter corresponding to two resonant modes of the power transfer resonator and the power receiver resonator,
ascertaining a first frequency and a second frequency corresponding to the first and second local maxima, respectively, and
estimating a self-resonant frequency fB_est of the power receiver device based on the first and second frequencies;
the variable converter circuit operable, when (fA?fB_est) is different than a threshold value, to:
adjust the tuning capacitance C_A so that fA is substantially equal to fB_est; and
iteratively perform a next estimation for a next estimated self-resonant frequency fB_est.

US Pat. No. 10,141,748

INDUCTIVE WIRELESS POWER TRANSFER SYSTEMS

Ford Global Technologies,...

1. A wireless power transfer method comprising:in response to an indication that a secondary coil assembly has a two-pole configuration, controlling current flow in each of a pair of primary coils that are spaced apart and positioned on a same side of a ferrite pad such that directions of the current flow in the primary coils are opposite; and
in response to an indication that the secondary coil assembly has a three-pole configuration, controlling current flow in each of the primary coils such that directions of the current flow in the primary coils are the same.

US Pat. No. 10,141,747

METHOD AND AN APPARATUS FOR TRANSFERRING ELECTRICAL POWER AND DATA

EGGTRONIC ENGINEERING S.R...

1. An apparatus for transferring electrical power and data including a primary circuit and a secondary circuit,wherein the primary circuit comprises:
an energy source (10),
at least a pair of transmitting armatures (100, 100?), a first of the armatures (100) being connected in use to a different potential with respect to a second of the armatures (100?),
at least a power transmitter (12) connected to the energy source (10) and at least one of the armatures (100, 100?), and
at least a transceiver (20) connected to at least one of the transmitting armatures (100, 100?), the transceiver (20) configured for receiving and/or transmitting data via the transmitting armatures (100, 100?) independently of the power transmitted by the power transmitter (12),
at least a first capacitor (54) arranged between a head of the transceiver (20) and one of the transmitting armatures (100), at least a first inductance (50) arranged between the power transmitter (12) and one of the transmitting armatures (100), and at least a second inductance (50?) arranged between the power transmitter (12) and the other of the transmitting armatures (100?), the inductances being located upstream of the transceiver (20),
and wherein the secondary circuit comprises:
at least a pair of receiving armatures (200, 200?) each arranged in proximity of a respective transmitting armature (100, 100?) of the primary circuit,
a load (18) connected to the receiving armatures (200, 200?), and
a transceiver (22) connected to the transmitting armatures (200, 200?), the transceiver (22) being particularly suitable for use in receiving and/or transmitting data via the receiving armatures (200, 200?) independently of the power transmission
at least a first capacitor (56) arranged between the transceiver (22) and one of the receiving armatures (200), and at least a second capacitor (56?) arranged between the transceiver (22) and the other of the receiving armatures (200?), at least a first inductance (52) arranged between the load (18) and one of the transmitting armatures (200), and at least a second inductance (52?) arranged between the load (18) and the other of the receiving armatures (200?), the inductances being located downstream of the transceiver (20).

US Pat. No. 10,141,746

CASCADE OF SAFETY SWITCHES WITH ADDITIONAL VOLTAGE SOURCE CONNECTION

SICK AG, Waldkirch (DE)

1. A cascade of safety switches having safety switches for the monitoring ofaccesses of an automation system;
at least one connection unit for the arrangement between two safety switches; and
a terminator for the termination of the cascade of safety switches,
wherein each safety switch has a first conductor and a second conductor, the first conductor comprises conductor cores for transmitting signals and for receiving voltage, the second conductor comprises conductor cores for receiving signals and for forwarding the voltage along the cascade, and
the connection unit comprises a first circuit and a second circuit; and
wherein the first circuit is provided for receiving the signals of a subsequent safety switch and for forwarding the signals of the subsequent safety switch to an upstream safety switch and the second circuit is arranged for transmitting a voltage from the subsequent safety switch to the upstream safety switch by a conductor core; and
the connection unit providing an external voltage source to feed additional voltage into the cascade by the second circuit and conduct the additional voltage to the upstream safety switch.

US Pat. No. 10,141,744

CABLE ARRANGEMENT OF AN ENERGY STORAGE SYSTEM

General Electric Company,...

1. An energy storage system comprising:an energy storage device;
a switching power supply coupled to the energy storage device;
one or more cables configured to couple the energy storage device to the switching power supply; and
a magnetic framework positioned proximate the one or more cables, the magnetic framework comprising one or more magnetic structures, the magnetic framework spanning at least a portion of a length of the one or more cables;
wherein the one or more cables are positioned in a physical arrangement that, in conjunction with the magnetic framework, facilitates a selected inductance between the cables; and
wherein the one or more cables comprise a positive cable grouping, a negative cable grouping, and a ground cable grouping, and wherein the ground cable grouping is positioned between the positive cable grouping and the negative cable grouping in a substantially parallel manner with respect to the positive cable grouping and the negative cable grouping, and wherein the magnetic framework is positioned such that at least two magnetic structures substantially surround at least one cable grouping.

US Pat. No. 10,141,741

ACTIVE FILTER FOR RESONANCE REDUCTION

COMSYS AB, Lund (SE)

1. A control unit for an active filter for reducing resonance in an electric system, the electric system comprising a power source distributing an alternating current to an AC conductor, a power consuming unit connected to the AC conductor and receiving the alternating current from the AC conductor and the active filter comprising a DC power source and a DC conductor that connects the DC power source to the AC conductor, the control unit comprising:a voltage measurement unit adapted to create a voltage signal on the basis of a measured voltage;
a computing unit adapted to compute, using a biquadratic filter, a first compensating current on the basis of the voltage signal for reducing resonance in the electric system, wherein the biquadratic filter has a sample frequency exceeding 100 kSa/s; and
a switching system placed between the DC power source and the DC conductor for creating the computed first compensating current.

US Pat. No. 10,141,738

DC POWERED LOCAL POSITIONING SYSTEM

Innov8tive, LLC, Oklahom...

1. An apparatus comprising a location circuit powered by a power module, the location circuit and power module mounted on a circuit board within a housing, the power module connected to a remote direct current (DC) source and a local DC source, the remote DC source connected to a network host via a wired connection extending between a wired port and the network host, the network host physically separated from the circuit board and housing.

US Pat. No. 10,141,737

MOBILE POWER PACKS, POWER CONTROL METHODS AND ELECTRICAL CONNECTION DEVICES

SHENZHEN CARKU TECHNOLOGY...

1. A mobile power pack having a first power source, a second power source and a power control circuit, wherein the power control circuit comprises:a voltage detecting module configured to detect a voltage of an external power source and generate a voltage detection signal indicative of the voltage of the external power source;
a control module configured to receive the voltage detection signal and generate a coupling control signal according to the voltage detection signal; and
a coupling module configured to operably couple the first power source with the second power source, receive the coupling control signal, and in response to the coupling control signal, change the way the first power source and the second power source are coupled so that the first power source and second power source output electric energy under different output voltages.

US Pat. No. 10,141,736

METHOD FOR IDENTIFYING TYPE OF FAULT ON POWER LINE

ABB Research Ltd., Zuric...

1. A method for identifying a fault that occurred on parallel double-circuit power lines on a same tower transmitting power, comprising:calculating a first fault point voltage of a first fault point on a first fault phase of a first circuit multiphase power line of the parallel double-circuit power lines using a first terminal voltage;
calculating a second fault point voltage of a second fault point on a second phase of a second circuit multiphase power line of the parallel double-circuit power lines using a second terminal voltage;
calculating a voltage difference between the first fault point voltage and the second fault point voltage, wherein one of the first fault phase and the second fault phase are in a non-open configuration;
adopting the first fault point voltage corresponding to a maximum transition resistance as a setting value;
first comparing the first fault point voltage with the setting value;
identifying the fault includes a permanent ground type or a transient ground type based on a result of the first comparison;
second comparing the calculated voltage difference with a fault-type-dependent voltage threshold value;
identifying the fault includes a permanent inter-phase type if the voltage difference is less than a voltage difference threshold value or a transient inter-phase type if the magnitude of the voltage difference is greater than the voltage threshold value;
in response to the identifying the fault includes the transient ground type fault, sending commands that reclose fault phase breakers according to the transient inter-phase type fault; and
wherein the steps are performed by one or more digital processors.

US Pat. No. 10,141,735

POWER CONVERSION CIRCUIT WITH INDICATOR COUPLED TO INPUT TERMINAL TO SIGNAL CONDITION OF THE CONTROLLER

SEMICONDUCTOR COMPONENTS ...

1. A power conversion circuit for converting an input voltage received from a power source to a regulated output voltage, comprising: a controller comprising; a brownout terminal; a first circuit having an input coupled to the brownout terminal, and the first circuit configured to sense a voltage on the brownout terminal while refraining from driving an alarm current to the brownout terminal; assert an internal signal if the voltage sensed on the brownout terminal during the refraining falls outside a predetermined range; and drive the alarm current to the brownout terminal responsive to the assertion of the internal signal; an external indicator coupled to the brownout terminal of the controller, the external indicator being at least one selected form a group comprising; a light emitting diode; and a buzzer configured to produce sound audible to a human.

US Pat. No. 10,141,734

ELECTRICAL SAFETY DEVICE MISWIRE DETECTION

SEMICONDUCTOR COMPONENTS ...

16. A method for detecting a miswiring of a line connection pair and a load connection pair of an electrical safety device, the method comprising:configuring a control circuit to circumvent at least a portion of an electrical current carried over one of a live current path and a neutral current path through the electrical safety device, the live current path connecting a line live connection of the line connection pair with a load live connection of the load connection pair, and the neutral current path connecting a line neutral connection of the line connection pair with a load neutral connection of the load connection pair wherein the line live connection and the line neutral connection are configured to be coupled to receive an a.c. signal;
configuring the control circuit to determine, while circumventing the at least a portion of the electrical current, a differential current defined by a difference between the electrical current carried over the live current path and the electrical current carried over the neutral current path;
configuring the control circuit to interrupt at least one of the live current path and the neutral current path in response to the differential current not exceeding a threshold value;
configuring the control circuit to determine a polarity of the differential current in response to the differential current exceeding the threshold value; and
configuring the control circuit to interrupt the at least one of the live current path and the neutral current path in response to the polarity of the differential current being opposite to a polarity of the a.c. signal.

US Pat. No. 10,141,732

APPARATUS FOR SWITCHING IN A DC VOLTAGE GRID

Siemens Aktiengesellschaf...

1. An apparatus for switching in a DC voltage grid, the apparatus comprising:a switching device for interrupting a flow of current in at least a first line of the DC voltage grid;
said switching device having a first connection and a second connection for inserting said switching device into the first line of the DC voltage grid;
a damping member for energy absorption of a terminal voltage, said damping member having:
a first node, a second node, and a damping element electrically connecting said first and second nodes to one another, said damping element including a varistor;
a first controlled or uncontrolled switching element directly connected to said first node and directly connected to said first connection; and
a second controlled or uncontrolled switching element directly connected to said first node and directly connected to said second connection;
said second node being connected to a second line of the DC voltage grid.

US Pat. No. 10,141,731

MULTI LEVEL CABLE BUS SYSTEM WITH MODULAR CABLE TRAYS

1. A subterranean power distribution system, including:a cable bus system comprising:
a longitudinally extending raceway comprising:
at least two levels of longitudinally extending cable trays, each cable tray including:
a pair of generally parallel longitudinally extending side beams, and
a plurality of laterally extending cross supports, the cross supports spanning between each said side beam and defining a cable support surface,
at least one electrical cable array disposed in an interior of said raceway and associated with a corresponding one of said cable trays, each said cable array comprising a plurality of insulated high amperature electrical cables disposed in a generally longitudinally parallel spaced operable position in supporting contact against the upper support surfaces of the cross supports of the associated said cable tray,
at least one clamping member for securing associated said cables to an associated cross support substantially against movement from said operable position in said raceway; and
a below ground cable bus enclosure, the cable bus enclosure having a top, a bottom and opposing sidewalls defining a longitudinally extending enclosure cavity sized to receive the raceway therein whilst allowing substantially free air flow longitudinally relative to said raceway, a ventilation assembly for facilitating air flow into or from said enclosure cavity, said ventilation assembly including,
an air vent shaft extending generally vertically from a lower end to an upper end portion, the air vent shaft further comprising at least one opening fluidically communicating with said enclosure cavity and permitting air flow from said enclosure cavity into said air vent shaft,the raceway being at least partially supported by the enclosure bottom and disposed at least partially within and extending along a length of said enclosure cavity.

US Pat. No. 10,141,730

IN-GROUND ENCLOSURE SYSTEM

BOBSBOX, LLC., Port St. ...

1. An in-ground enclosure for housing electrical components, comprising:an outer shell;
a first compartment located within the outer shell;
a second compartment located within the outer shell;
an upper panel comprising a first compartment opening for accessing the first compartment and a second compartment opening for accessing the second compartment;
a dividing wall separating the first compartment from the second compartment;
a first compartment cover adapted for removably sealing the first compartment opening; and
a second compartment cover adapted for removably sealing the second compartment opening;
wherein sidewalls of the in-ground enclosure comprise an inner sidewall and an outer sidewall separated by a sidewall gap,
wherein the sidewall gap is filled with a heat transfer particle, and
wherein a bulk density of the heat transfer particle in the sidewall gap is at least 75% of a density of the heat transfer particle.

US Pat. No. 10,141,729

SELF SECURING CABLE JACKET—CABLE BULK WIRE WITH JACKET INCORPORATED ROUTING RETENTION FEATURES

International Business Ma...

1. A cable, comprising:one or more filaments; and
a cable jacket surrounding the one or more filaments, the cable jacket having a routing retention feature integrally formed therewith;
wherein the routing retention feature includes a C-shaped clip extending from the cable jacket and formed about a center; and
wherein the C-shaped clip spans between about 220 degrees and about 260 degrees circumferentially about the center of the C-shaped clip.

US Pat. No. 10,141,728

VERTICAL CABLE MANAGER WITH SLAM-SHUT DOOR

Panduit Corp., Tinley Pa...

1. A vertical cable manager, comprising:a base frame comprising a backbone, first and second upper support legs attached to a first end of the backbone, first and second lower support legs attached to a second end of the backbone, opposite the first end, an upper crossbar attached between the first and second upper support legs, and a lower crossbar attached between the first and second lower support legs; and
a door comprising a door panel and hinge pin assemblies secured to the door panel and positioned at respective corners of the door panel, each hinge pin assembly including a retractable hinge pin; wherein
the upper and lower crossbars each comprise first and second hinge rod receptacles to receive respective hinge pins and first and second elastic latch members;
the elastic latch members each comprise a base portion that connects to the crossbar, a flexible arm extending from the base portion, and a catch portion extending from the flexible arm and disposed at a distal end of the flexible arm, opposite the base portion; and
the catch portions secure the respective hinge pins in the respective hinge rod receptacles with the door in a closed position and are deflectable through elastic deformation of the flexible arm to allow travel of the hinge pins through the hinge rod receptacles and past the catch portions when the door is moved from an open to a closed position.

US Pat. No. 10,141,727

WIRE HARNESS WITH FIXING MEMBER

Sumitomo Wiring Systems, ...

1. A wire harness, comprising:a pipe into which electrical wires are to be inserted, the pipe having an outer surface that is smooth for at least a portion of the pipe in an axial direction;
an exterior member that has a bellows portion and surrounds the pipe at the portion of the pipe with the smooth outer surface, the bellows portion having mountain portions and valley portions successively formed in an alternating manner in the axial direction; and
a fixing member that has a locking portion and a mounting portion, is attached to the exterior member at the portion of the pipe with the smooth outer surface, and the mounting portion is configured to be fixed to a fixing portion located on a vehicle body via a bracket, the locking portion being locked to the bellow portion.

US Pat. No. 10,141,726

MULTIPLE SOURCE GROUNDING FACILITATION SYSTEM

1. A multiple source grounding system comprising:a frame, said frame having a base and a panel, said panel being coupled to and extending upwardly from said base;
a primary grounding cable having a first end electrically coupled to said frame, said primary grounding cable having a second end, said second end of said primary grounding cable being free wherein said second end of said primary grounding cable is configured for being grounded to earth; and
a plurality of secondary grounding cables, each secondary grounding cable having a primary end electrically coupled to said frame wherein each secondary grounding cable is electrically coupled to said primary grounding cable, each secondary grounding cable having a distal end relative to said frame, each said distal end being configured for coupling to a respective source wherein each said source is grounded through said frame; and
a plurality of slots extending laterally into said base wherein said base is configured to facilitate lifting of said frame.

US Pat. No. 10,141,725

ARC FAULT RESISTANT ELECTRIC EQUIPMENT

1. An electric device comprising:a plurality of conductive elements positioned within a housing of the electric device, wherein in an event of an electric arc occurring between the plurality of conductive elements an electromagnetic force is exerted upon plasma of the electric arc such that the electric arc is directed towards a wall of the housing,
wherein each conductive element comprises an electrode at a first end, the electric arc ignited between the electrodes of the conductive elements, and
further comprising a plurality of sacrificial electrodes positioned within the housing,
wherein the plurality of sacrificial electrodes are arranged opposite the electrodes of each conductive element and in proximity to the wall of the housing.

US Pat. No. 10,141,724

APPARATUS OF SLIDING SUBMODULE

LSIS CO., LTD., Anyang-s...

1. An apparatus of sliding a submodule, comprising:a sliding rail part installed on one side of a cabinet;
a submodule capable of being entered into or withdrawn from the cabinet; and
a sliding guide part installed on one side of the submodule and slidingly moved by the sliding rail part,wherein the sliding rail part comprises a rail body, first and second extending parts extending from opposite ends of the rail body, and first and second sliding rails connected to the first and second extending parts, respectively and protruding toward the sliding guide part.

US Pat. No. 10,141,723

LOADCENTERS WITH IMPROVED BACKPAN TO BACK WALL ASSEMBLY FASTENERS ALLOWING ONE DIRECTION ASSEMBLY AND RELATED ENCLOSURES AND METHODS

Eaton Intelligent Power L...

1. A loadcenter comprising:an enclosure having an interior compartment and a back wall, wherein the back wall comprises at least one lance that projects inwardly toward a front of the enclosure, wherein the at least one lance comprises an aperture; and
a back pan assembly in the interior compartment, wherein the back pan assembly comprises at least one latch, the at least one latch comprises a rearwardly extending leg, wherein, the leg extends through the aperture of an aligned one of the at least one lance to attach the back pan assembly to the back wall.

US Pat. No. 10,141,720

NITRIDE SEMICONDUCTOR LASER ELEMENT

PANASONIC CORPORATION, O...

1. A nitride semiconductor laser element comprising:an n-type clad layer made of a nitride semiconductor;
a p-type clad layer made of a nitride semiconductor;
an active layer provided between the n-type clad layer and the p-type clad layer;
an n-side light guide layer that is provided between the n-type clad layer and the active layer and is made of a nitride semiconductor having a bandgap energy smaller than that of the n-type clad layer but larger than that of the active layer.
a p-side light guide layer that is provided between the p-type clad layer and the active layer and is made of a nitride semiconductor having a bandgap energy smaller than that of the p-type clad layer but larger than that of the active layer; and
an electron barrier layer that is provided between the p-side light guide layer and the p-type clad layer and is made of a nitride semiconductor having a bandgap energy larger than that of the p-type clad layer, wherein:
the p-side light guide layer is made of AlxGa1?xN containing no Indium, where 0?x<1, and
a film thickness dn of the n-side light guide layer and a film thickness dp of the p-side light guide layer satisfy relationships dp?0.25 ?m and dn?dp.

US Pat. No. 10,141,719

RESONANT CAVITY STRAINED GROUP III-V PHOTODETECTOR AND LED ON SILICON SUBSTRATE AND METHOD TO FABRICATE SAME

International Business Ma...

1. A structure comprising an optoelectronic device, comprising:a substrate that comprises a Group IV semiconductor material;
a buffer layer disposed on the substrate;
a first distributed Bragg reflector (DBR) disposed on the buffer layer, the first DBR comprised of alternating layers of doped Group IV materials that are substantially transparent to a wavelength of interest;
a strained layer disposed over the first DBR, the strained layer being comprised of a Group III-V material; and
a second DBR disposed over the strained layer, the second DBR comprised of alternating layers of electrically conductive oxides that are substantially transparent to the wavelength of interest;
where the wavelength of interest is in a wavelength range of about 1.3 ?m to about 1.65 ?m, where the strained layer comprised of a Group III-V material is comprised of a strained In0.53Ga0.47As light emitting layer at the wavelength of interest having a thickness in a range of about 2 nm to about 5 nm.

US Pat. No. 10,141,718

DUAL-FREQUENCY VERTICAL-EXTERNAL-CAVITY SURFACE-EMITTING LASER DEVICE FOR THZ GENERATION AND METHOD FOR GENERATING THZ

UNIVERSITE DE MONTPELLIER...

1. A laser device for generating an optical wave comprising at least two frequencies, the laser device comprising:a first element comprising a gain region located between one first end defined by a first mirror and a second end defined by an exit region;
a second mirror, distinct from the first element, and arranged so as to form with the first mirror an optical cavity including the gain region and a gap between the exit region and the second mirror;
means for pumping the gain region so as to generate the optical wave;
means for shaping the light intensity of the optical wave arranged for selecting at least two transverse modes of the optical wave, said means for shaping the light intensity comprise at least one mask, each mask being patterned with a surface having a non-uniform absorbance, said surface including at least one absorbing area and/or at least one transmitting area; and
means for shaping a longitudinal and/or transversal phase profile of the optical wave and arranged for adjusting at least two transverse modes of the optical wave, said means for shaping the phase profile comprise at least one photonic crystal and/or diffraction grating located at least one end of the gain region and patterned to shape the transverse phase and/or the transverse intensity of the optical wave.

US Pat. No. 10,141,715

APPARATUS FOR DAMPING AND MONITORING EMISSIONS FROM LIGHT EMITTING DEVICES

Finisar Corporation, Sun...

10. An apparatus, comprising:a substrate that is at least partially transparent, including a glass material;
a plurality of light emitting devices, including vertical cavity surface emitting lasers (VCSELs), each light emitting device of the plurality of light emitting devices is adapted to generate light emission;
a plurality of damping layers, including amorphous silicon, each damping layer of the plurality of damping layers being associated with a respective light emitting device of the plurality of light emitting devices,
wherein each damping layer of the plurality of damping layers is arranged in propagation direction of the light emission of its associated light emitting device of the plurality of light emitting devices,
wherein each damping layer of the plurality of damping layers is adapted to decrease a power level of the light emission of its associated light emitting device of the plurality of light emitting devices by absorption, to a desired level,
wherein at least a part of each damping layer of the plurality of damping layers is deposited on a surface of the substrate,
wherein each damping layer of the plurality of damping layers is photosensitive to the light emission of its associated light emitting device of the plurality of light emitting devices, and
wherein the damping layers of the plurality of damping layers are isolated from each other; and
a plurality of pairs of electrodes, each pair of electrodes of the plurality of pairs of electrodes is associated with a respective damping layer of the plurality of damping layers and is associated with the light emitting device of the plurality of light emitting devices which is associated with the respective damping layer,
wherein each electrode of each pair of electrodes of the plurality of pairs of electrodes is in direct contact with the damping layer of the plurality of damping layers which is associated with the respective pair of electrodes,
wherein each pair of electrodes of the plurality of pairs of electrodes is adapted to output an electric signal corresponding to the power level of the light emission of its associated light emitting device of the plurality of light emitting devices,
wherein a first electrode of each pair of electrodes of the plurality of pairs of electrodes includes a layer arranged between a first portion of its associated damping layer of the plurality of damping layers and the substrate, and
wherein a second electrode of each pair of electrodes of the plurality of pairs of electrodes includes a layer arranged between a second portion of its associated damping layer of the plurality of damping layers and the substrate.

US Pat. No. 10,141,713

DEVICE AND METHOD FOR PERFORMING OVERALL FREQUENCY STABILIZATION OF FEMTOSECOND LASER OPTICAL COMB BY USING OPTICAL MODES DIRECTLY EXTRACTED FROM OPTICAL COMB

Korea Advanced Institute ...

1. A device for performing overall frequency stabilization of a femtosecond laser optical comb by using optical modes directly extracted from the optical comb, comprising:a femtosecond laser light source including a length adjusting element and one of a pumping laser and an acousto-optic modulator and outputting the femtosecond laser optical comb;
an optical mode extracting unit extracting a first optical mode and a second optical mode having different frequencies from the femtosecond laser optical comb;
an injection locking unit injecting the first optical mode to a first slave laser to generate a first cw light and injecting the second optical mode to a second slave laser to generate a second cw light; and
a controlling unit including a high-finesse cavity, generating a first optical comb control signal based on the first cw light and a resonance frequency of the high-finesse cavity to control the length adjusting element, and generating a second optical comb control signal based on the second cw light and a resonance frequency of the high-finesse cavity to control the pumping laser or the acousto-optic modulator included in the femtosecond laser light source.

US Pat. No. 10,141,712

METHOD FOR ADJUSTING CAVITY LENGTH OF AN OPTICAL CAVITY

Stable Laser Systems, Inc...

1. A method for adjusting a cavity length of an optical cavity, comprising:measuring a first absolute frequency corresponding to a cavity mode of the optical cavity, the optical cavity having (i) a first mirror having a first mirror surface, (ii) a second mirror having a second mirror surface, and (iii) a resonator body interposed between the first and second mirror surfaces, the first and second mirror surfaces being separated by a first cavity length;
determining a length difference between a target cavity length and the first cavity length, the target cavity length corresponding to a plurality of resonance frequencies that includes a target absolute optical frequency, the length difference being a function of the first absolute frequency, the target absolute optical frequency, the first cavity length, and a predetermined free-space wavelength;
removing the first mirror to expose a first end of the resonator body;
depositing, on one of the first end and the first mirror, a spacer having a thickness within a length tolerance of the determined length difference; and
reversibly securing the first mirror to the resonator body, such that (a) the spacer is between the first mirror and the resonator body, and (b) opposing surfaces of the first and second mirrors are separated by an adjusted cavity length that is within the length tolerance of the target cavity length.

US Pat. No. 10,141,711

PLASMA CONFINEMENT OF A LASER GAIN MEDIA FOR GAIN-AMPLIFIED LASERS

The Boeing Company, Chic...

1. An apparatus comprising:a plasma confinement device configured to generate a plasma pinch of at least one gas comprising a laser gain media; and
a laser configured to transmit coherent light through the plasma pinch to amplify the coherent light utilizing the laser gain media compressed within the plasma pinch.

US Pat. No. 10,141,710

RING-RESONATOR-BASED LASER WITH MULTIPLE WAVELENGTHS

Oracle International Corp...

1. An optical source, comprising:semiconductor optical amplifiers defined in a semiconductor other than silicon and having first edges and second edges, wherein the first edges are optically coupled to reflective elements, and wherein, during operation, the semiconductor optical amplifiers provide optical signals having different carrier wavelengths at the second edges; and
a photonic chip optically coupled to the semiconductor optical amplifiers, wherein the photonic chip includes:
first optical waveguides having third edges and fourth edges, wherein the third edges are optically coupled to corresponding second edges of the semiconductor optical amplifiers and, during operation, the first optical waveguides convey the optical signals;
ring resonators, optically coupled to the first optical waveguides between the third edges and the fourth edges, that, during operation, selectively pass corresponding optical signals having the carrier wavelengths, wherein the ring resonators and the reflective elements define optical cavities, and wherein the ring resonators have different radii with associated resonance wavelengths corresponding to the carrier wavelengths;
a shared optical waveguide having a fifth edge and a sixth edge, wherein the shared optical waveguide is optically coupled to the ring resonators between the fifth edge and the sixth edge and, during operation, the shared optical waveguide conveys an optical signal having the carrier wavelengths; and
a shared ring resonator, optically coupled to the shared optical waveguide, that, during operation, selectively passes the optical signal, wherein the shared ring resonator has a different radius than the radii of the ring resonators with an associated resonance wavelength, and
wherein one of a free-spectral range of the shared ring resonator and a multiple of the free-spectral range defines a spacing between the carrier wavelengths in the optical signal.

US Pat. No. 10,141,709

TRANSIENT BRAGG GRATINGS IN OPTICAL WAVEGUIDES AND THEIR APPLICATIONS

B. G. Negev Technologies ...

1. An ultra-short pulse generator comprising an optical setup for forming a transient Bragg grating in an optical waveguide used as an ultra-fast light modulator in an optical waveguide, the optical setup comprising:a) an ultra-fast laser configured to emits high intensity ultra-fast pulses;
b) a cylindrical lens configured to form radiation emitted by the laser into a line that is focused on the optical waveguide; and
c) a phase mask located between the aperture and the optical waveguide;
wherein, diffraction patterns created by the phase mask for each pulse interfere to create refractive index changes at high intensity points along the waveguide at a spatial period determined by the phase mask, the wavelength, and the specific material of the waveguide, such that said refractive index changes are reversed when the radiation ceases to be focused on the waveguide, thereby forming a transient Bragg grating;
wherein, continuous wave (CW) laser radiation is injected into the optical waveguide via a circulator or a beam splitter and wherein for each pulse of the laser of the optical setup a transient Bragg grating is formed in the waveguide reflecting the CW laser radiation back to the circulator or beam splitter which outputs a signal comprised of ultra-short laser pulses whose central wavelength is the same as that of the CW laser.

US Pat. No. 10,141,708

FIBER LASER APPARATUS AND METHOD OF ALIGNING LASER LIGHT IRRADIATION POSITION

Furukawa Electric Co., Lt...

1. A fiber laser apparatus that generates invisible laser light using an amplification optical fiber having a single-mode core and outputs the invisible laser light via an output optical fiber, the fiber laser apparatus comprising:a visible laser light source that generates visible laser light;
an introducing section that introduces the visible laser light generated by the visible laser light source into a core of one of the amplification optical fiber and the output optical fiber; and
a drive unit that drives, in a case of performing alignment of an irradiation position of the invisible laser light with respect to a workpiece, the visible laser light source and emits the visible laser light via the core of the output optical fiber,
wherein the introducing section introduces the visible laser light generated by the visible laser light source into the core of one of the amplification optical fiber and the output optical fiber, and attenuates return light that propagates through the core in a reverse direction while generating the invisible laser light, the return light being incident on the visible laser light source.

US Pat. No. 10,141,705

HIGH OUTPUT MAXIMUM EFFICIENCY RESONATOR

The United States of Amer...

1. A laser system consisting essentially of the following components:a laser head comprising a diode-side-pumped ND:YAG slab laser configured as a zig-zag slab gain medium, the laser head configured to produce a laser beam along an optical path;
a Q-switch aligned along the optical path and configured to pulse a laser beam produced by the laser head;
a ¼ wave-plate aligned along the optical path and configured to polarize a pulsed laser beam formed by the Q-switch;
a graded reflectivity mirror aligned along the optical path and configured to partially reflect and partially transmit a polarized, pulsed laser beam produced by the ¼ wave-plate, and to form a reflected laser beam along a reflected optical path;
a cylindrical lens aligned along the reflected optical path and configured to focus a reflected laser beam; and
a high reflectivity mirror aligned along the reflected optical path and configured to reflect a focused reflected laser beam produced by the cylindrical lens.

US Pat. No. 10,141,703

CONNECTOR MODULE HAVING INSULATED METAL FRAME

International Business Ma...

1. An electrically insulated connector module comprising:a socket, wherein the socket accepts a connector;
a plastic housing supporting the socket;
a set of external pins providing a set of electrical connections from a printed circuit board within the plastic housing;
a metal frame surrounding the plastic housing, the socket, and one end of the set of external pins; and
an insulated jacket, the insulated jacket adhered to a bottom of the metal frame, a lower portion of a front of the metal frame, a lower portion of a first side of the metal frame, a lower portion of a second side of the metal frame, and a lower portion of a back of the metal frame, wherein the insulated jacket comprises a first opening corresponding to a grounding pin of the metal frame, and a second set of openings corresponding to the set of external pins.

US Pat. No. 10,141,702

DISCHARGE DEVICE

1. A discharge device for discharging electrostatic charges from a shaft comprising a flexurally elastic conductor having a carbon fiber arrangement comprising at least two conductor portions , which are arranged on a holder , extend transversely to a longitudinal axis of the shaft and are insulated from the holder and which can be connected to a ground conductor via their portion ends , which are accommodated in the holder, each of the conductor portions having a shaft contact portion , and the shaft contact portions together forming a contact arrangement for making contact with two circumferential contact regions of a shaft circumference arranged opposite each other in a shaft contact plane W, in such a manner that the shaft contact portions are arranged tangentially to the shaft circumference when making contact with the shaft circumference, a tangential contact is upheld when enlarging the shaft circumference and merely circumferential contact areas of the shaft arranged on the shaft circumference are displaced.

US Pat. No. 10,141,701

LAMP SOCKET ADAPTER

TANGHE YAOHAO ELECTRONICS...

1. A lamp socket adapter, comprising:a main body;
a sleeve disposed outside of the main body; and
a center electrode disposed at a rear end of the main body;
wherein a front end of the main body is provided with an insulating plug, the insulating plug has a through hole, the through hole is in air communication with a cavity of the main body, a first electrode sheet and a second electrode sheet each having a front end disposed in the through hole are arranged in the cavity, a rear end of the first electrode sheet is electrically connected to the center electrode, and a rear end of the second electrode sheet is electrically connected to the sleeve; and
wherein the front end of the main body has a recessed groove which is recessed toward the cavity, the insulating plug is arranged in the recessed groove, and an annular groove capable of accommodating a receptacle is formed between a periphery of the insulating plug and an inner wall of the recessed groove.

US Pat. No. 10,141,700

INTEGRATED MODULAR MULTIMEDIA SYSTEM IN WALL-BOX FORMAT

Hubbell Incorporated, Sh...

1. An electrical module comprising:a housing adapted for installation on a flat surface, and having an external portion relative to the surface and an internal portion relative to the surface, the external portion comprising a wall face and the internal portion comprising at least a rear or side face;
AC power terminals for receiving AC power conductors;
means for converting input AC power to output DC power;
an electrical isolation barrier installed in the housing for isolating AC power from DC power;
at least one AC plug receptacle on the wall face, and at least one DC power output connector on the rear or side face of the housing.

US Pat. No. 10,141,699

INTEGRATED AUDIO JACK HOUSING

Microsoft Technology Lice...

1. An integrated audio jack housing assembly comprising:a chassis including a surrounding frame and an inner support surface, the chassis having at least a portion thereof comprising plastic and having an opening in the portion of the surrounding frame comprising plastic, wherein an internal surface of the chassis around the opening comprises alignment features; and
an audio jack housing abutting the internal surface of the chassis around the opening without protruding into an interior surface of the opening;
wherein the alignment features include a chamfered surface extending from an interior edge of the opening facing the audio jack housing.

US Pat. No. 10,141,698

HIGH SPEED COMMUNICATION JACK

Sentinel Connector System...

16. A circuit board for a high speed communication jack including:a first layer,
a second layer of a dielectric material on a side of the first layer,
a third layer on a side of the second layer opposite the first layer and having a grounding plane made from a conductive material;
a fourth layer on a side of the third layer opposite the second layer and made of a dielectric material;
a fifth layer on a side of the fourth layer opposite the third layer and having a grounding plane made of a conductive material;
a sixth layer formed on a side of the fifth layer opposite the fourth layer and made of a dielectric material;
a seventh layer formed on a side of the sixth layer opposite the fifth layer and having a grounding plane made of a conductive material; and
a plurality of vias extending through the first, second, third, fourth, fifth sixth and seventh layers, with each via being configured to accommodate a pin on the housing,
wherein the third layer includes a plurality of traces extending from each via, a capacitor is formed around a periphery of each respective via by the combination of one of the plurality of traces on the first layer, the second layer and the third layer and the depth of the second layer is adjusted such that the capacitor in each respective via has a value of between approximately 0.1 pf and approximately 0.5 pf.

US Pat. No. 10,141,696

ELECTRICAL CONNECTOR

1. An electrical connector, comprising:an insulated seat provided with a base seat and at least one connection plate, which projects beyond a front end of the base seat;
a metal housing covering the insulated seat, wherein top and bottom surfaces of the base seat and one surface of the at least one connection plate rest against the metal housing, a fitting slot is formed within the metal housing, the other surface of the connection plate is a connection surface, the connection plate is provided with an elastic movement slot depressed from the connection surface, and the connection surface faces the fitting slot; and
at least one row of terminals, wherein the terminal is provided with a pin, a fixing portion and an extension, the fixing portion is fixed to the insulated seat, the extension is connected to a front end of the fixing portion, vertically elastically movable in the elastic movement slot and provided with a contact projecting beyond the connection surface of the connection plate, and the pin is connected to a rear end of the fixing portion and extends out of the insulated seat;
characterized in that the insulated seat is provided with a resting portion, the extension disposed on an inner end of each of the contacts of the at least one row of terminals is provided with a fulcrum resting against the resting portion, the extension disposed on an outer end of the fulcrum does not rest against the resting portion, so that an elastically movable arm of force of the extension has a middle section fulcrum structure, when the contact is pressed to move toward the connection surface elastically, the extension reversely disposed on an inner end of the fulcrum moves elastically, and an action of the fulcrum makes the contact have a larger normal force.

US Pat. No. 10,141,695

ARC-FREE PLUG CONNECTOR

COMMSCOPE TECHNOLOGIES LL...

1. An electrical connection device comprising:a housing;
a first contact end;
a second contact end;
a first connector connectable to the first contact end;
a second connector connected to the second contact end;
wherein the housing covers at least a portion of each of the first contact end, the second contact end, the first connector and the second connector;
an electrical disconnection switch between the first contact end and the first connector which connects the first contact end and the first connector in a first state, and disconnects the first contact end and the first connector in a second state; and
a movable conduction engagement device positioned exteriorly to the housing and moveable relative to the housing which changes the electrical disconnection switch from the first and second states, wherein a magnetic element moves free ends of the first contact end and the first connector of the electrical disconnection switch into electrical contact in the first state, wherein the free ends are held by the magnetic element in electrical contact in the first state, and wherein the free ends are allowed to separate when the movable conduction engagement device is moved so as to move the magnetic element a distance away from the free ends in the second state.

US Pat. No. 10,141,694

USER AUTHENTICATING ELECTRICAL OUTLET OR CONNECTOR, POWER MEDIATING MODULE, AND POWER CONSUMING DEVICE

GEO-LINE CO., LTD., Ansa...

1. A user authentication electrical outlet or connector which allows a main power to be supplied from a main power supply to a power demanding side when a power demanding device is authenticated through a user authentication process, the electrical outlet or connector comprising:a microcurrent limiting device configured to allow a microcurrent to flow from the electrical outlet or connector to the power demanding side; and
an authentication device operated with an authentication power and configured to perform the user authentication process;
wherein the microcurrent limiting device is a passive element and it is not until the power demanding device is connected to the electrical outlet or connector that a closed loop is formed for the microcurrent to flow through the microcurrent limiting device so that the microcurrent is supplied to the power demanding side, and,
wherein the authentication power is generated by the power demanding side from the microcurrent supplied to the power demanding side and is supplied from the power demanding side to the electrical outlet or connector.

US Pat. No. 10,141,693

ELECTRICAL CONNECTOR WITH MIDDLE SHIELDING PLATE CONTACTING UPPER AND LOWER CONTACTS

FOXCONN INTERCONNECT TECH...

1. An electrical connector comprising:an insulative housing comprising an upper contact module and a lower contact module;
a row of upper contacts retained in the upper contact module and a row of lower contacts retained in the lower contact module, the row of upper contacts including a plurality of first conductive contacts and at least one first grounding contact located at one side of the plurality of first conductive contacts, the row of lower contacts including a plurality of second conductive contacts and at least one second grounding contact located at one side of the plurality of second conductive contacts;
a metallic shielding plate located between the upper contact module and the lower contact module; wherein
each first conductive contact defines a first bottom surface covered by the upper contact module and the at least one first grounding contact defines a second bottom surface exposed on a lower surface of the upper contact module,
each second conductive contact defines a first upper surface covered by the lower contact module and the at least one second grounding contact defines a second upper surface exposed on an upper surface of the lower contact module,
the metallic shielding plate contacts the second bottom surface of the at least one first grounding contact and the second upper surface of the at least one second grounding contact, and
there are two first grounding contacts located at opposite sides of the plurality of first conductive contacts, there are two second grounding contacts located at opposite sides of the plurality of second conductive contacts, and there are two metallic shielding plates located between corresponding first and second grounding contacts.

US Pat. No. 10,141,692

SHIELDED AND MULTISHIELDED COAXIAL CONNECTORS

Holland Electronics LLC, ...

1. An coaxial connector for passing CATV signals, the connector comprising:a body, an electrical contact, and a metallic disk shaped waveguide;
the body including a female port coaxially arranged about a centerline;
the electrical contact aligned along the centerline and electrically isolated from the body;
the waveguide fixed with respect to the body and in a plane perpendicular to the centerline; and,
the centerline passing through a central aperture of the waveguide;
wherein the waveguide is located to one side of the electrical contact and configured to limit entry of stray RF signals into a body cavity enclosing the electrical contact.

US Pat. No. 10,141,691

CONNECTOR

Sumitomo Wiring Systems, ...

1. A connector comprising:a housing configured to be fit with a counterpart housing;
one or more terminal fittings provided in the housing, the one or more terminal fittings being connected respectively to ends of one or more electric wires and being configured respectively for electrically contacting one or more counterpart terminal fittings provided in the counterpart housing when the housing and the counterpart housing are fit together; and
two detection terminals provided in the housing and configured to be mutually energized and thereby to form a detection circuit when the housing and the counterpart housing are fit properly together,
the two detection terminals being mutually connected via an electric wire and being formed in the same shape as the one or more terminal fittings, wherein
the housing is provided with cavities into which the one or more terminal fittings and the detection terminals are inserted respectively, a front wall closing a space on a front side of each of the cavities in an insertion direction of the one or more terminal fittings and the detection terminals, and a retainer mounting hole intersecting and communicating with the cavities;
a retainer inserted into the retainer mounting hole and configured to retain the one or more terminal fittings and the detection terminals;
a pressing portion protruding on the retainer and capable of abutting onto the detection terminals and pressing the detection terminals toward the front wall; and
the pressing portion is not disposed at a position corresponding to the one or more terminal fittings.

US Pat. No. 10,141,690

ELECTRICAL PLUG AND SOCKET SECUREMENT SYSTEM

1. A device for securing engaged connectors, comprising;a first side including a retention mechanism comprising a fixed half and a movable half, the two halves connected at one edge, via a locking hinge, forming a clamp with a second opening engaging a second cord attached to a second connector;
a second side including a second retention mechanism having similar components as the first side, comprising a second fixed half and a second movable half, the two halves connected at one edge, via a second locking hinge, forming a second clamp with a second opening engaging a second cord attached to a second connector;
two elongated bars, one each attached at one end to opposing sides of the fixed half, the elongated bars each having a distal portion and a distal end extending away from the first half base past the first connector, one each of the distal ends attached at opposing sides of the second fixed half, each elongated bar including an obtuse angle at a same position on each distal portion of the elongated bars, thereby creating a greater distance between the distal portions of the two elongated bars than a first distance between the distal ends attached to the fixed half and a second distance between the hinged receptacles;
wherein the first and second connectors are oriented within the elongated bars enabling engagement of the connectors and the first and second retention mechanism prohibits separation of the connectors, when closed and locked; and
wherein a row of ratchet teeth are arranged in at least one of the tracks and a corresponding pawl at proximal end of each elongated bar in place of the hinge receptacle, wherein when the elongated bars are oriented in a linear fashion extending past the first connector, the pawl engages between two of the ratchet teeth, thereby prohibiting movement of the proximal end of the elongated bars along the track, and when the elongated bars are oriented perpendicular and below the tubular base, the pawl disengages from between the teeth enabling translation along the track.

US Pat. No. 10,141,687

CONNECTOR

JAPAN AVIATION ELECTRONIC...

1. A connector mateable with a mating connector having a mating lock portion along a front-rear direction under a state where the mating connector is located forward of the connector in the front-rear direction, wherein:the connector comprises a contact, a housing, a slider, a regulating portion and an operation portion;
the contact is held by the housing;
the housing has a lock portion;
the lock portion is supported to be movable between a lock position and a release position;
under a mated state where the connector is mated with the mating connector, the lock portion is located at the lock position and locks the mating lock portion of the mating connector;
the slider is attached to the housing to be movable in the front-rear direction;
the slider has a release portion and a regulated portion;
when the slider is moved in a release direction in parallel to the front-rear direction under the mated state, the release portion moves the lock portion from the lock position to the release position and releases the mating lock portion;
under the mated state, the regulating portion faces the regulated portion in the release direction and regulates a movement of the slider along the release direction; and
when the operation portion is operated to be pressed inward of the connector in an operation direction intersecting with the front-rear direction, at least one of the regulating portion and the regulated portion is moved, and the regulating portion does not regulate the movement of the slider; wherein: the housing is provided with the regulating portion; and the slider is provided with the operation potion.

US Pat. No. 10,141,686

GROMMET FOR A CABLE CONNECTOR AND A STRAIN RELIEF CABLE FITTING HAVING AN INSERT

IPEX TECHNOLOGIES, INC., ...

1. A grommet for use in a cable fitting, said grommet comprising:a body having a bore substantially therethrough, said bore having a cable opening for receiving a cable to be inserted and an exit opening for the cable to exit from the body;
a resilient membrane located within the bore, said resilient membrane elastically deformable from a receiving position, before the cable is inserted into the bore, to an inverted position, after the cable is inserted into the bore;
wherein the resilient membrane comprises at least one thinner membrane portion which extends radially towards the bore to facilitate controlled tearing of the resilient membrane.

US Pat. No. 10,141,684

STRAIN RELIEF CONNECTOR ASSEMBLIES FOR ELECTRICAL WIRING

Hubbell Incorporated, Sh...

1. A strain relief connector assembly for flexible wiring, comprising:a connector;
a plurality of tightening members;
a sealing bushing;
an adapter having a first side, a second side, and a first thread;
a nut having a second thread and a third thread depending therefrom;
a strain bushing; and
a compression nut connectable to the flexible wiring, the compression nut having a fourth thread,
wherein the adapter and the connector are connected to one another by the plurality of tightening members so that a seal is defined by a first side of the adapter compressing the sealing bushing against the connector,
wherein the adapter and the nut are connected to one another by engagement of the first and second threads, and
wherein the nut and the compression nut are connected to one another by engagement of the third and fourth threads with the strain bushing between the nut and the compression nut so that the strain bushing forms a strain relieving connection with the flexible wiring.

US Pat. No. 10,141,683

CABLE FITTING FOR CONNECTING A HIGH-VOLTAGE CABLE TO A HIGH-VOLTAGE COMPONENT OR ANOTHER HIGH-VOLTAGE CABLE

ABB Schweiz AG, Baden (C...

1. A high-voltage cable fitting, comprising:a rigid core insulator with a cavity for receiving a conductor, wherein the rigid core insulator has a first conical outer surface extending concentrically about a longitudinal axis defined by the columnar overall shape of the high-voltage cable fitting,
an elastomeric stress relief element having a first conical inner surface designed for mating the first conical outer surface over a predefined length at an interface,
a rigid member provided for pressurizing the elastomeric stress relief element at the interface, and the rigid member has at least one pressure enhancing portion extending circumferentially about the longitudinal axis for causing an additional axial expansion stress in a sleeve portion of the stress relief element extending along the first conical outer surface of the core insulator in an assembled state of the cable fitting,
wherein at a given annular zone on the interface a diameter of the first conical inner surface is smaller than a diameter of the first conical outer surface in an unassembled state of the high-voltage cable fitting, and that the stress relief element is pressed onto the rigid core insulator, and in that:
(a) the stress relief element is cup-shaped and has an opening formed by the first conical inner surface and a circumferential collar directed radially outwards and a first end face located at the entry of said opening, and in that the rigid member has an inner contour for receiving the stress relief element, wherein the pressure enhancing portion is located at the inner contour such that it engages with the collar such that an additional axial expansion stress in the sleeve portion of the stress relief element extending along the first conical outer surface of the core insulator is caused in an assembled state of the cable fitting, and the pressure enhancing portion has a horn-shaped cross-section extending circumferentially about the longitudinal axis; or
(b) the rigid member has an inner contour that is directed towards the stress relief member, wherein the pressure enhancing portion comprises a plurality of stepped shoulders arranged at that inner contour at least in an area facing the first conical outer surface,
wherein the plurality of stepped shoulders are inclined with respect to the longitudinal axis about an inclination angle,
and in that the stress relief element is cup-shaped having an opening formed by the first conical inner surface, and a first end face located at the entry of said opening, wherein the stress relief element has an outer contour that is directed towards the rigid member and has a plurality of counter-shoulders for interacting with the stepped shoulders of the rigid member such that an additional axial expansion stress in the sleeve portion of the stress relief element is caused in an assembled state of the cable fitting; or
(c) the pressure enhancing portion is a sleeve-shaped pressure body provided between the stress relief member and the rigid member, wherein said pressure body has a second conical inner surface that is matching a second conical outer surface of the stress relief element at least in an area facing the first conical outer surface, and in that a compression system is provided between an axial end face of the pressure body and the rigid member for exerting an axial force on the pressure body in an assembled state of the cable fitting such that an additional axial expansion stress in the sleeve portion of the stress relief element is caused in an assembled state of the cable fitting.

US Pat. No. 10,141,682

SUBSEA ELECTRICAL CONNECTOR WITH REMOVABLE ROV MATING TOOL

Teledyne Instruments, Inc...

1. A robotically mateable/dematable connector system for use in subsea environments, the system comprising:a first connector unit, a second connector unit, and a robotically manipulatable tool;
the first connector unit comprising a housing;
the second connector unit comprising a front shell, a rear shell, and a mating shell disposed within the front shell, the rear shell further comprising a rear shell back;
the robotically manipulatable tool comprising a tool body having a top and a bottom and a tool body opening, and a grip assembly, the grip assembly comprising a grip handle for manipulating the tool by an external force, the robotically manipulatable tool further comprising a captured nut assembly having an interior socket adapted to fit about a matingly configured structure of the second connector unit rear shell back; and
wherein the robotically manipulatable tool is releaseably attachable to the second connector unit and, when attached to the second connector unit, is adapted to place the second connector unit in a mated condition with the first connector unit.

US Pat. No. 10,141,681

WATERPROOF CONNECTOR

Tyco Electronics Japan G....

1. A connector, comprising:a housing having:
a substantially rectangular shape with a pair of opposite short sides and a pair of opposite long sides,
a pair of covers each disposed on one of the pair of opposite short sides; and
a waterproof member surrounding and contacting a sidewall of the housing over an entire circumference of the sidewall and a portion of the waterproof member covered by each cover on the short side; and
a lever movable between an unmated position and a mated position, the lever and the housing together covering the waterproof member over an entire circumference of the waterproof member in the mated position the lever covering a portion of the waterproof member on each of the opposite long sides and the housing not covering the waterproof member on each of the opposite long sides.

US Pat. No. 10,141,680

WATERPROOF CONNECTOR

SUMITOMO WIRING SYSTEMS, ...

1. A waterproof connector, comprising:a connector housing having opposite front and rear ends and including a cavity extending through the connector housing in a front-rear direction;
a seal member disposed in a rear part of the connector housing and including a seal hole communicating with the cavity in the front-rear direction; and
a rear holder disposed on the rear end of the connector housing to restrict rearward detachment of the seal member and including opposite front and rear ends, a through hole extending through the rear holder from the rear end of the rear holder to the front end thereof and communicating with the seal hole in the front-rear direction,
wherein:
a terminal fitting is inserted sequentially through the through hole and the seal hole and into the cavity, and a wire is connected to the terminal fitting; and
the through hole is provided with a guiding surface inclined toward the front end of the rear holder and toward a central side of the seal hole so that the guiding surface is inclined to the front-rear direction in a range extending over substantially an entire length of the through hole in the front-rear direction with the rear holder disposed on the connector housing.

US Pat. No. 10,141,679

ELECTRICAL CONNECTOR

SMK Corporation, Tokyo (...

1. An electrical connector comprising:an electrically conductive contact;
an insulating housing configured to hold the contact;
a metal shell having an opening opened frontward to allow a mating connector to be inserted therein, the metal shell being configured to accommodate the housing; and
a sealing member which is provided on an outer peripheral surface of the metal shell, the sealing member including a projected portion protruded frontward from the metal shell, wherein
the metal shell has an inclined surface that is inclined so as to increase the opening in diameter frontward at a front end, and
the projected portion is provided toward the outer peripheral surface with respect to the inclined surface, and covers a front surface of the metal shell such that the inclined surface of the metal shell is exposed.