Patents Assigned to NEC Corporation
  • Patent number: 11367330
    Abstract: An information processing system is provided. The information processing system comprises at least one processor configured to receive inputs of videos captured by a plurality of imaging apparatuses, detect a first person image appearing in a first video captured by a first imaging apparatus and a second person image appearing in a second video captured by a second imaging apparatus, associate a first person with a second person based on a first feature value of the first person and a second feature value of the second person, and provide an elapsed time from a first time point when the first person disappears from the first video to a second time point when the second person appears in the second video. The first feature value and the second feature value may include information based on histogram.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: June 21, 2022
    Assignee: NEC CORPORATION
    Inventor: Hiroyoshi Miyano
  • Patent number: 11368217
    Abstract: This communication system includes: at least one transmitter which emits signal light; and a receiving device which receives the signal light. The receiving device is provided with: a control unit which generates a phase image on the basis of position information indicating a position of the transmitter, and combines a virtual lens image with the phase image to generate a composite image; a phase-modulation spatial light modulating element which receives the composite image and diffracts and collects signal light; and a detector which receives the diffracted and collected signal light.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: June 21, 2022
    Assignee: NEC CORPORATION
    Inventors: Satoshi Kyosuna, Yoichiro Mizuno, Koya Takata, Satoshi Komatsu, Fujio Okumura
  • Patent number: 11367266
    Abstract: Provided is an image recognition system that can easily perform image recognition on a side face of an item. An image recognition system according to one example embodiment of the present invention includes: a placement stage used for placing an item below an image capture device provided so as to perform capturing of a downward direction; a support structure configured to support the item at a predetermined angle relative to a top face of the placement stage; and an image recognition apparatus that identifies the item by performing image recognition on an image of the item acquired by the image capture device.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: June 21, 2022
    Assignee: NEC CORPORATION
    Inventors: Ryoma Iio, Kota Iwamoto, Hideo Yokoi, Ryo Takata, Kazuya Koyama
  • Patent number: 11367312
    Abstract: A face authentication apparatus includes a first authentication unit that performs first authentication on a face image of an authentication target based on a threshold, a second authentication unit that performs second authentication by an authentication method other than face authentication, a detection unit that detects use or non-use of the second authentication unit, a threshold change unit that sets a larger value to the threshold when the second authentication unit is used, compared with a value to be set when the second authentication unit is not used, and a personal authentication unit that performs personal authentication based on a result of the first authentication when the second authentication unit is not used, while performs personal authentication based on the results of the first authentication and the second authentication when the second authentication unit is used, with use of the threshold after the setting.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: June 21, 2022
    Assignee: NEC CORPORATION
    Inventors: Taketo Kochi, Kenji Saito
  • Patent number: 11368832
    Abstract: A method for a base station includes receiving a signal relating to a location of a user equipment (UE) from the UE, selecting a first exchange for the UE and sending the signal to the first exchange, and sending the signal to a second exchange based on subscription information of the UE provided by a server.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: June 21, 2022
    Assignee: NEC CORPORATION
    Inventor: Toshiyuki Tamura
  • Patent number: 11368409
    Abstract: A method for performing network function virtualization (NFV) management and orchestration (MANO) operations in a telecommunications network includes collecting, by a mobile network node, mobile network node condition data that specifies network conditions present at the mobile network node, providing, to a distributed NFV-MANO system component located at the mobile network node, the mobile network node condition data, and executing, by the distributed NFV-MANO system component, MANO decision logic. The MANO decision logic provides, based on input that includes at least the mobile network node condition data, at least one MANO operation decision as output. The telecommunications network includes stationary infrastructure components and mobile infrastructure components that communicate with stationary infrastructure components via wireless links, and the mobile network node is one of the mobile infrastructure components of the telecommunications network.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: June 21, 2022
    Assignee: NEC CORPORATION
    Inventors: Girma Mamuye Yilma, Faqir Zarrar Yousaf, Marco Liebsch
  • Patent number: 11368872
    Abstract: A communication apparatus according to the present disclosure includes: an allocation controller configured to determine to preferentially allocate the radio resources to a control target flow over other flows in an emergency period, which is from a predetermined timing to a transmission deadline of the control target flow, of a transmission period of the control target flow in the radio terminal; and a calculation unit configured to calculate an amount of data that the radio terminal should transmit in a normal period, which is from an occurrence of the control target flow to the predetermined timing, in such a way that transmission of data of an entire control target flow is completed in the emergency period.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: June 21, 2022
    Assignee: NEC CORPORATION
    Inventors: Nobuhiko Itoh, Hiroya Kaneko, Takanori Iwai
  • Patent number: 11368198
    Abstract: A calibration control apparatus (30) includes a receiving-side correction coefficient calculation unit (31) that calculates a receiving-side correction coefficient for calibrating a characteristic difference between reception units (23) based on a propagation path estimation matrix which has, as a matrix element, a propagation path estimation value of each propagation path from transmission units to reception units (23) in a plurality of transmission units of an OAM mode multiplex transmission apparatus and a plurality of reception units (23) of an OAM mode multiplex reception apparatus (20).
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: June 21, 2022
    Assignee: NEC CORPORATION
    Inventor: Masashi Hirabe
  • Publication number: 20220187624
    Abstract: Provided is a colored contact lens having: a lens; and a colored region formed in the lens, at least a part of the colored region is arranged at a position overlapping an iris of a wearer when the colored contact lens is worn, and the colored region has infrared transparency.
    Type: Application
    Filed: March 1, 2022
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventor: Mamoru INOUE
  • Publication number: 20220183588
    Abstract: In order to easily and accurately determine a walk cycle, this walk cycle determination system is provided with: a reception unit for receiving sensor data including acceleration and angular velocity acquired by a sensor mounted to footwear; a detection unit which generates time-series data of the orientation angle of at least one foot using the acceleration and angular velocity included in the sensor data, and detects maximal values and minimal values from the time-series data of the orientation angle; and a determination unit for determining the walk cycle based on the sequence of the maximal values and the minimal values.
    Type: Application
    Filed: April 5, 2019
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventors: Kenichiro FUKUSHI, Chenhui HUANG, Noriyuki TONOUCHI, Kazuki IHARA
  • Publication number: 20220187097
    Abstract: This guidance system is provided with: an accepting unit which acquires a guidance request including at least a destination and image data from a user terminal; a guidance unit which, on the basis of vehicle information of a vehicle recognized from the image data by image recognition, acquires vehicle related information relating to said vehicle, and with reference to the vehicle related information and the destination, derives a ride suitability indicating whether the vehicle is suitable for traveling to the destination; and a response unit which reports a response including at least the ride suitability derived by the guiding unit to the user terminal.
    Type: Application
    Filed: March 4, 2022
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventor: Hirohisa ONUKI
  • Publication number: 20220189132
    Abstract: An image acquisition unit (2) acquires an image obtained by capturing at least eyes of a target person. An object specifying unit (4) specifies an object in a line-of-sight direction of the target person using the acquired image. An incident light amount calculation unit (6) calculates an incident light amount representing an amount of light incident on the eyes of the target person using the acquired image. A reference pupil size determination unit (8) determines a reference pupil size based on the calculated incident light amount. A pupil size calculation unit (10) calculates a pupil size of the target person using the acquired image. An interest determination unit (12) determines an interest of the target person in the object by comparing the determined reference pupil size with the calculated pupil size.
    Type: Application
    Filed: March 26, 2019
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventors: Masato TSUKADA, Hiroshi IMAI, Chisato FUNAYAMA, Yuka OGINO, Ryuichi AKASHI, Keiichi CHONO, Emi INUI, Yasuhiko YOSHIDA, Hiroshi YAMADA, Shoji YACHIDA, Takashi SHIBATA
  • Publication number: 20220189110
    Abstract: A system and a method for adaptively constructing a three-dimensional (3D) facial model based on two or more inputs of a two-dimensional (2D) facial image are disclosed. The server includes at least one processor and at least one memory including computer program code. The at least one memory and the computer program code are configured to, with the at least one processor, cause the server at least to receive, from an input capturing device, the two or more inputs of the 2D facial image, the two or more inputs being captured at different distances from the image capturing device, determine depth information relating to at least a point of each of the two or more inputs of the 2D facial image and construct the 3D facial model in response to the determination of the depth information.
    Type: Application
    Filed: March 27, 2020
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventors: Weng Sing TANG, Tien Hiong LEE, Xin QU, Iskandar GOH, Luke Christopher Boon Kiat SEOW
  • Publication number: 20220189144
    Abstract: An information processing apparatus (10) according to the present disclosure includes: an object recognition unit (11) that outputs, by using a first modal signal and a first modal recognition model corresponding to the first modal signal, an inference result regarding the first modal signal; a training data processing unit (12) that generates first modal training data regarding the first modal signal by using the inference result, and updates second modal training data regarding a second modal signal that is different from the first modal signal by using the first modal training data; and a recognition model update unit (13) that updates a second modal recognition model corresponding to the second modal signal by using the second modal training data.
    Type: Application
    Filed: March 27, 2019
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventors: Hiroyoshi MIYANO, Masato TODA, Azusa SAWADA, Takashi SHBATA
  • Publication number: 20220188209
    Abstract: The present invention provides an anomaly detection method, an anomaly detection system, and an anomaly detection program that can detect an anomaly at high accuracy by using log output quantity distributions generated for to different aggregate units and different devices. An anomaly detection system according to one example embodiment of the present invention has: a reference distribution, which is a time-series distribution of a log output quantity acquisition unit that acquires a plurality of distributions generated for each device that outputs logs and for each unit of a time range in which logs are aggregated; and an anomaly detection unit that detects an anomaly by using the plurality of distributions.
    Type: Application
    Filed: March 2, 2022
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventor: Ryosuke TOGAWA
  • Publication number: 20220188706
    Abstract: There is provided a system for computing a secure statistical classifier, comprising: at least one hardware processor executing a code for: accessing code instructions of an untrained statistical classifier, accessing a training dataset, accessing a plurality of cryptographic keys, creating a plurality of instances of the untrained statistical classifier, creating a plurality of trained sub-classifiers by training each of the plurality of instances of the untrained statistical classifier by iteratively adjusting adjustable classification parameters of the respective instance of the untrained statistical classifier according to a portion of the training data serving as input and a corresponding ground truth label, and at least one unique cryptographic key of the plurality of cryptographic keys, wherein the adjustable classification parameters of each trained sub-classifier have unique values computed according to corresponding at least one unique cryptographic key, and providing the statistical classifier, whe
    Type: Application
    Filed: March 1, 2022
    Publication date: June 16, 2022
    Applicants: NEC Corporation Of America, Bar-Ilan University, NEC Corporation
    Inventors: Jun FURUKAWA, Joseph KESHET, Kazuma OHARA, Toshinori ARAKI, Hikaru TSUCHIDA, Takuma AMADA, Kazuya KAKIZAKI, Shir AVIV-REUVEN
  • Publication number: 20220188908
    Abstract: A POS device includes a transmission unit. When a guest purchasing a product entity displayed as a product of priority sales in a store is not a guest who requests the priority sales, the transmission unit transmits, to a terminal of a clerk, an instruction for displaying another entity of the corresponding product.
    Type: Application
    Filed: February 19, 2020
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventors: Sayaka TAKAHASHI, Yuusuke KAYANO, Jun UCHIMURA, Hiroki SUGEGAYA
  • Publication number: 20220187455
    Abstract: A position management device includes: a sensor which acquires point cloud data in each unit time; a pair selection unit which selects a pair of the coordinates between first point cloud data and second point cloud data; and a position estimation unit which estimates a position of the moving object by making both coordinates of the pair selected by the pair selection unit correspond to each other and performing positioning processing of the first point cloud data and the second point cloud data. The pair selection unit selects the pair of the coordinates by pairing a first point belonging to the first point cloud data and a second point belonging to the second point cloud data in a case where a difference between a direction of the first point and a direction of the second point is equal to or smaller than a predetermined first threshold.
    Type: Application
    Filed: May 9, 2019
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventor: Akira TSUJI
  • Publication number: 20220189146
    Abstract: A selecting unit selects first moving image data and second moving image data from a plurality of frame images composing moving image data. A first generating unit generates first training data that is labeled data relating to a specific recognition target from the frame images composing the first moving image data. A learning unit learns a first model recognizing the specific recognition target by using the first training data. A second generating unit generates second training data that is labeled data relating to the specific recognition target from the frame images composing the second moving image data by using the first model.
    Type: Application
    Filed: April 25, 2019
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventor: Tetsuo INOSHITA
  • Publication number: 20220188014
    Abstract: A digital filter device including a data rearrangement processing unit (200) configured to rearrange a plurality of pieces of data input in a first order into a second order, wherein the data rearrangement processing unit (200) includes at least a storage means, the data rearrangement processing unit (200) performs writing of data into the storage means according to a first or second address order, and the data rearrangement processing unit (200) performs data rearrangement processing by performing reading from the storage means according to the second address order for data for which writing is performed in the storage means according to the first address order, and performing reading from the storage means according to the first address order for data for which writing is performed in the storage means according to the second address order.
    Type: Application
    Filed: February 10, 2020
    Publication date: June 16, 2022
    Applicant: NEC Corporation
    Inventor: Atsufumi SHIBAYAMA