Patents Assigned to NEC Corporation
  • Publication number: 20230160750
    Abstract: A bolometer having a high TCR, a bolometer array, and a method for manufacturing the same are provided. The present invention is related to a bolometer including a substrate, a positively charged adhesive layer provided on the substrate, and a bolometer film comprising semiconducting carbon nanotubes and a negative thermal expansion material, both of which are negatively charged, and are electrostatically adsorbed to the adhesive layer.
    Type: Application
    Filed: November 23, 2022
    Publication date: May 25, 2023
    Applicant: NEC Corporation
    Inventors: Ryota Yuge, Tomo Tanaka, Toshie Miyamoto
  • Patent number: 11657548
    Abstract: To display with a display mode with which an analyst may easily ascertain actions (movements) of objects being monitored, provided is an information processing device, including a sensing and a display control unit. The sensing unit classifies, based on information relating to movements of objects being monitored, a plurality of objects into set movement paths. The display control unit controls a display such that the movements of the objects are displayed in a display screen of the display with an arrow in each set movement path. The axis of the arrow which is displayed in the display has a thickness according to the number of objects which are classified in the corresponding movement path, has a shape according to the trace of the objects which are classified in the corresponding movement path, and furthermore, the direction indicated by the arrow represents the direction of progress of the objects.
    Type: Grant
    Filed: March 16, 2022
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Akiko Oshima
  • Patent number: 11657369
    Abstract: A generating unit 30 which is included in a cooperative planning system 10: generates a plurality of partial procedures by dividing the generated change procedure for each procedure which relates to an element of each of the system configurations; with respect to a first partial procedure which includes a first step after which, when execution is completed, execution is commenced of a second step which is included in a second partial procedure, adds, after the first step, a step in which information is inputted to the planning system which executes the second partial procedure, said information indicating the completion of the procedure; and with respect to the second partial procedure, adds, prior to the second step, a step in which information is inputted from the planning system which executes the first partial procedure, said information indicating the completion of the procedure.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Takayuki Kuroda
  • Patent number: 11656917
    Abstract: A distributed processing management apparatus 10 is connected to a plurality of execution servers 20 so as to be able to communicate with the execution servers 20. The distributed processing management apparatus 10 is provided with a conversion instruction unit 11 configured to specify, for each execution server 20, a data format usable by a machine learning engine executed by the execution server 20, and issue an instruction to convert a data format of data held by the execution server 20 to the specified data format.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Masato Asahara
  • Patent number: 11658372
    Abstract: A transmission line having, for example, a first frequency-selecting surface.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Keishi Kosaka
  • Patent number: 11658718
    Abstract: The invention provides a communication system and components thereof for controlling coordinated transmissions using a plurality of carriers operated by a plurality of transmission points. A transmission point configures a number of signal quality and interference measurements for a mobile telephone communicating over the plurality of carriers, each measurement being associated with multiple carriers and multiple measurement configurations. The mobile telephone performs the configured measurements with respect to each of the multiple carriers and reports the results of the relevant measurements to the transmission point.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Caroline Liang
  • Patent number: 11658613
    Abstract: An oscillator in which crosstalk can be reduced is provided. An oscillator includes a SQUID, a transmission line connected to the SQUID, a ground plane, and a first connection circuit disposed in a vicinity of a node of an electric field of a standing wave that is generated when the oscillator is oscillating, the first connection circuit connecting parts of the ground plane located on both sides of the transmission line to each other.
    Type: Grant
    Filed: January 12, 2022
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventors: Yoshihito Hashimoto, Tsuyoshi Yamamoto, Tomohiro Yamaji
  • Patent number: 11658375
    Abstract: An electromagnetic bandgap structure includes a plurality of resonators. Each of the resonators includes a dielectric substrate, a patch conductor formed on an upper surface of the dielectric substrate, and a conductor layer formed on a lower surface of the dielectric substrate. The patch conductor and the conductor layer are electrically connected to each other by via holes penetrating the dielectric substrate. A plurality of long holes and are formed on the lower surface of the dielectric substrate. A long hole conductor layer is formed on an inner wall surface of the long holes and. The conductor layer and the long hole conductor layer are electrically connected to each other to thereby form an integral conductor surface. The via holes are electrically connected to the conductor surface in the long holes and.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Masaharu Ito
  • Patent number: 11659188
    Abstract: A video decoding device and method, including extracting PCM block size information including a threshold, from a bitstream, determining the threshold based on the extracted PCM block size information; parsing a PCM header from the bitstream with respect to an encoded block, only when said encoded block is prediction mode of intra prediction and a block size of said encoded block is equal to or greater than the determined threshold, controlling an entropy decoding process and a PCM decoding process based on the parsed PCM header; parsing transformed data of a prediction error data of an image in the bitstream; and PCM-decoding PCM data of the image in the bitstream, wherein the decoding performs the decoding operation based on the prediction mode being intra prediction and based on the block size of the encoded block being equal to or greater than the determined threshold.
    Type: Grant
    Filed: March 4, 2022
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventors: Keiichi Chono, Yuzo Senda, Junji Tajime, Hirofumi Aoki, Kenta Senzaki
  • Patent number: 11656650
    Abstract: The kernel function generation unit 81 defines a first kernel function by using two-dimensional feature representation that represents a combination of two features of data. The model learning unit 82 defines a linear model including an inner product of a mapping used in the first kernel function and a first weight and performs learning with the defined linear model. The component expanding unit 83 expands the learned linear model to define expanded component representation that is new component representation of the data. The expansion model generation unit 84 generates an expansion model including an inner product of data by the expanded component representation and a second weight.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventors: Shinji Nakadai, Hao Zhang
  • Patent number: 11659273
    Abstract: According to the present invention, there is provided an information processing apparatus (10) including: an obtainment unit (12) which obtains a reference image; an extraction unit (13) which extracts, from a storage unit (11) which stores a provision image generated by a plurality of provision-image generation cameras installed in a facility, the provision image including a person included in the reference image; and a display control unit (14) which causes a display to display the provision image extracted by the extraction unit (13).
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Nobuaki Kawase
  • Patent number: 11658848
    Abstract: A communication system comprises a plurality of network elements and a management apparatus. Each of the network elements transfers a data signal. The management apparatus manages a line service provided by a network element as management object among the plurality of network elements. The management apparatus generates an authentication code corresponding to the network element as management object and notifies the generated authentication code to the network element as management object. The network element as management object, using the notified authentication code, judges whether or not to accept a change concerning the line service of the own network element.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Hajime Iwata
  • Patent number: 11657322
    Abstract: A method for scalable multi-task learning with convex clustering includes: extracting features from a dataset of a plurality of tasks; generating a graph from the extracted features, nodes of the graph representing linear learning models, each of the linear learning models being for one of the tasks; constraining the graph using convex clustering to generate a convex cluster constrained graph; and obtaining a global solution by minimizing a graph variable loss function, the minimizing the graph variable loss function comprising: introducing auxiliary variables for each connection between nodes in the convex cluster constrained graph; iteratively performing the following operations until convergence: updating the linear learning models by solving a sparse linear system; and updating the auxiliary variables by solving an equation having the auxiliary variables each be proportional to a vector norm for their respective nodes.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventors: Xiao He, Francesco Alesiani, Ammar Shaker
  • Patent number: 11659359
    Abstract: A network node (21), which is placed within a core network, receives a message from a transmission source (30) placed outside the core network. The message includes an indicator indicating whether or not the message is addressed to a group of one or more MTC devices attached to the core network. The network node (21) determines to authorize the transmission source (30), when the indicator indicates that the message is addressed to the group. Further, the message includes an ID for identifying whether or not the message is addressed to the group. The MTC device determines to discard the message, when the ID does not coincide with an ID allocated for the MTC device itself. Furthermore, the MTC device communicates with the transmission source (30) by use of a pair of group keys shared therewith.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventors: Xiaowei Zhang, Anand Raghawa Prasad
  • Patent number: 11659096
    Abstract: To provide a gateway device that achieves charging control in accordance with a RAT being used by a UE even when the UE is performing communication using different RATs at the same time, the present gateway device (30) includes a management unit (31) configured to, when a communication terminal (10) forms communication aggregation by performing a first radio communication using a first radio access technology and a second radio communication using a second radio access technology, manage at least one bearer assigned to the communication terminal (10) in association with information indicating the first and second radio access technologies, and a charging system communication unit (32) configured to transmit the information indicating the first and second radio access technologies to at least one policy charging control device (40) that performs charging control.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Toshiyuki Tamura
  • Patent number: 11659610
    Abstract: In order to provide a communication system capable of charging control in accordance with a bearer used by a UE even when the UE performs dual connectivity, a communication system according to the present disclosure includes a communication terminal (11) configured to communicate with a communication device (12) and a communication device (13) by using a different radio bearer for each of the communication device (12) and the communication device (13), and a control device (14) configured to determine whether to cause the communication device (12) to measure the traffic of each radio bearer.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Toshiyuki Tamura
  • Patent number: 11659517
    Abstract: A communication system is disclosed in which am anchor base station receives, from a core network node, downlink data for a communication device. The base station attempts (e.g. by RAN-based paging) to initiate communication with the communication device, and when the communication device does not respond to the attempt to initiate communication, the base station sends a message to the core network node, the message requesting initiation of a paging procedure for the communication device (e.g. S1-based paging).
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventors: Sivapathalingham Sivavakeesar, Robert Paterson, Toshiyuki Tamura, Sadafuku Hayashi
  • Patent number: 11659189
    Abstract: A video decoding device and method, including extracting PCM block size information including a threshold, from a bitstream, determining the threshold based on the extracted PCM block size information; parsing a PCM header from the bitstream with respect to an encoded block, only when said encoded block is prediction mode of intra prediction and a block size of said encoded block is equal to or greater than the determined threshold, controlling an entropy decoding process and a PCM decoding process based on the parsed PCM header; parsing transformed data of a prediction error data of an image in the bitstream; and PCM-decoding PCM data of the image in the bitstream, wherein the decoding performs the decoding operation based on the prediction mode being intra prediction and based on the block size of the encoded block being equal to or greater than the determined threshold.
    Type: Grant
    Filed: March 4, 2022
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventors: Keiichi Chono, Yuzo Senda, Junji Tajime, Hirofumi Aoki, Kenta Senzaki
  • Patent number: 11658750
    Abstract: An optical transmission apparatus outputs a main signal. An optical transmission apparatus superimposes a monitoring signal on an optical signal and outputs it. A submarine branching apparatus includes a return unit configured to return the monitoring signal received from the optical transmission apparatus and is configured to switch an output destination of the main signal received from the optical transmission apparatus to an optical transmission apparatus or the optical transmission apparatus. The optical transmission apparatus is configured to detect the monitoring signal returned from the return unit and notifies the optical transmission apparatus of a result of the detection. The optical transmission apparatus instructs the submarine branching apparatus to switch the output destination of the main signal in accordance with the notification.
    Type: Grant
    Filed: August 15, 2018
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventors: Ryuji Aida, Eduardo Mateo Rodriguez
  • Patent number: 11659442
    Abstract: To enable a communication band between base stations to be efficiently used, a wireless communication system provided with a main base station and a secondary base station. A wireless communication system, wherein when dual connectivity, which is an operation mode that allows connection to both the main base station and the secondary base station by a terminal, is executed, the secondary base station transmits information pertaining to the free buffer space of a wireless data bearer group comprising a plurality of wireless data bearers to the main base station in units of a wireless data bearer group.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: May 23, 2023
    Assignee: NEC CORPORATION
    Inventor: Lianjun Deng