Patents Assigned to NEC Corporation
  • Publication number: 20240140732
    Abstract: A control method by a computer, the control method acquires work information including information on work performed by a robot arm and information on an article as a target of the work; causes the robot arm to perform an operation of lifting up a predetermined unit of articles based on the work information; determines that there is a possibility that a plurality of articles are packaged together based on sensor data obtained when the operation is being performed; and when it is determined that there is a possibility that a plurality of articles are packaged together, settles a handling method for the article according to the sensor data.
    Type: Application
    Filed: October 12, 2023
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Youko Mori, Tsutomu Maruyama, Tadashi Natsukawa, Masatsugu Ogawa, Masumi Ichien, Terumasa Watanabe
  • Publication number: 20240143855
    Abstract: A simulated road generation system (10) includes an acquisition unit (11), a detection unit (12), an estimation unit (13), and a generation unit (14). The acquisition unit (11) acquires an image indicating a surrounding of a vehicle, and position information of the vehicle. The detection unit (12) detects a demarcation line of a road from the image. The estimation unit (13) estimates, based on the position information of the vehicle and the demarcation line in the image, a road parameter including at least one of a number of lanes included in a predetermined region on a real space, a length of the lane, a width of the lane, and a curve curvature. The generation unit (14) generates a simulated road, based on the road parameter.
    Type: Application
    Filed: March 10, 2021
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventor: Masataka NISHIDA
  • Publication number: 20240142570
    Abstract: A processing apparatus includes a compression unit configured to compress data by compressing at least positional information with respect to phase difference data including the positional information, and a removal unit configured to remove a noise component with respect to the data compressed by the compression unit.
    Type: Application
    Filed: October 19, 2023
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Kosuke KINOSHITA, Takahiro KUMURA
  • Publication number: 20240144816
    Abstract: A control apparatus (10) includes an image processing unit (110), a movement route estimation unit (120), and a control unit (140). The image processing unit (110) detects occurrence of a specific event by processing an image. The movement route estimation unit (120) determines an object being a person and/or a vehicle being involved in the specific event, and estimates an estimated movement route of the object. The control unit (140) controls a device in order to guide the object according to the estimated movement route. The device to be controlled herein is, for example, a traffic light included in a traffic system.
    Type: Application
    Filed: December 17, 2021
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventor: Kazuya KAWAKAMI
  • Publication number: 20240142338
    Abstract: The purpose of the present invention is to provide a tower deterioration detection device and the like capable of detecting deterioration of a tower. A tower deterioration detection device includes: an optical signal reception unit for receiving an optical signal from an optical fiber cable laid in a tower; and a deterioration detection unit for detecting deterioration of the tower on the basis of a vibration pattern of the tower indicated by the optical signal.
    Type: Application
    Filed: March 4, 2021
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Koyo MORI, Yukihide YODA, Naoto OGURA
  • Publication number: 20240144793
    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: Application
    Filed: January 10, 2024
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventor: Hiroyoshi MIYANO
  • Publication number: 20240138651
    Abstract: In the endoscopic examination support apparatus, three three-dimensional model generation means generates a three-dimensional model of a luminal organ in which an endoscope camera is placed, based on endoscopic images acquired by imaging an interior of the luminal organ with the endoscope camera. The unobserved area detection means detects an area estimated not to be observed by the endoscope camera, as an unobserved area, based on the three-dimensional model. The display image generation means generates a display image including information indicating an observation achievement degree for each of a plurality of sites of the luminal organ, based on the detection result of the unobserved area. The endoscopic examination support apparatus may be used to support user's decision making.
    Type: Application
    Filed: December 28, 2023
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Hiroyasu SAIGA, Tatsu Kimura
  • Publication number: 20240144814
    Abstract: A traffic signal control apparatus comprises a determination part determining whether or not to stop the vehicle based on behavior of the vehicle entering a predetermined intersection; and a selection part selecting a traffic signal machine(s) that performs signal control for stopping the vehicle from among control target traffic signal machines. The selection part selects a traffic signal machine(s) that is located in a traveling direction of the vehicle and that may eliminate traffic jam by the signal control for stopping the vehicle.
    Type: Application
    Filed: March 10, 2021
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventor: Kazuki Ogata
  • Publication number: 20240142647
    Abstract: An environment information acquisition apparatus (400) according to the present disclosure includes an information acquisition unit (410) configured to receive, from an optical fiber (500), an optical signal including a pattern in accordance with environment information applied to the optical fiber (500) and acquire the environment information based on the optical signal; an information provision unit (430) configured to output measurement data representing the environment information to outside; and a detection unit (420) configured to detect vibration or sound applied to the information acquisition unit (410).
    Type: Application
    Filed: March 5, 2021
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventor: Yutaka Yano
  • Publication number: 20240144053
    Abstract: An inference analysis apparatus includes: a hypothetical logical expression designation unit that receives, in a case where any of hypothetical logical expressions constituting a hypothesis generated by inference that applies inferential knowledge to observed logical expressions is designated, the designated hypothetical logical expression; a knowledge extraction unit that extracts inferential knowledge whose consequent includes the designated hypothetical logical expression, from the inferential knowledge; and an observed logical expression extraction unit that specifies a logical expressions included in an antecedent of the extracted inferential knowledge, and extracts a observed logical expressions whose predicate is the same as the specified logical expressions, from the observed logical expressions.
    Type: Application
    Filed: March 11, 2021
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Daichi KIMURA, Itaru HOSOMI
  • Publication number: 20240138750
    Abstract: A cognitive function estimation device 1X mainly includes a first state information acquisition means 15X, a second state information acquisition means 16X, and a cognitive function estimation means 17X. The first state information acquisition means 15X is configured to acquire first state information representing a first state of a subject regarding a cognitive function of the subject. The second state information acquisition means 16X is configured to acquire second state information representing a second state of the subject whose interval of state change is longer than the first state. The cognitive function estimation means 17X is configured to estimate the cognitive function of the subject based on the first state information and the second state information.
    Type: Application
    Filed: June 29, 2021
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Terumi Umematsu, Masanori Tsujikawa
  • Publication number: 20240144624
    Abstract: An object is to construct an accurate correspondence relation between points included in 3D data and pixels that form an image. An alignment unit receives image data acquired by capturing an image of an object, and 3D data of the object, performs alignment between the image data and the 3D data, and outputs data after the alignment. A pixel selection unit selects a target pixel from a plurality of pixels included in the image data. The pixel point association unit selects, from a plurality of point data items of 3D data included in the data after the alignment, three or more point data items near the target pixel as neighboring point data, estimates one surface based on the neighboring point data, and performs association for calculating a position of the target pixel on the one surface in a space which the plurality of point data items belong to.
    Type: Application
    Filed: October 23, 2023
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Kazumine OGURA, Tatsuya SUMIYA, Jiro ABE, Nagma Samreen KHAN, Yuya MATSUMOTO
  • Publication number: 20240138757
    Abstract: Provided is a pelvic inclination estimation device including a communication unit that acquires feature amount data including a feature amount to be used for estimation of a pelvic inclination, the feature amount being extracted from a gait waveform of a spatial acceleration and a spatial angular velocity included in sensor data related to movement of a foot of a subject, a storage unit that stores an estimation model that outputs an estimation value related to the pelvic inclination according to an input of the feature amount included in the feature amount data, an estimation unit that inputs a feature amount included in the acquired feature amount data to the estimation model and estimate a pelvic inclination of the subject according to the estimation value output from the estimation model, and an output unit that outputs information associated to the pelvic inclination of the subject.
    Type: Application
    Filed: January 11, 2024
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Zhenwei WANG, Chenhui HUANG, Kenichiro FUKUSHI, Kazuki IHARA, Fumiyuki NIHEY, Hiroshi KAJITANI, Yoshitaka NOZAKI, Kentaro NAKAHARA
  • Publication number: 20240146015
    Abstract: An optical amplifier that amplifies a wavelength multiplexing optical signal includes a first rare-earth-doped fiber, a second rare-earth-doped fiber connected in series with the first rare-earth-doped fiber, an excitation light combiner that inputs core excitation light to any of a core of the first rare-earth-doped fiber and a core of the second rare-earth-doped fiber and inputs clad excitation light to a clad of the first rare-earth-doped fiber, the clad excitation light having a wavelength different from that of the core excitation light, and an optical filter that is arranged between the first rare-earth-doped fiber and the second rare-earth-doped fiber, and transmits the wavelength multiplexing optical signal and the core excitation light and blocks the clad excitation light.
    Type: Application
    Filed: October 13, 2023
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventor: Hitoshi TAKESHITA
  • Publication number: 20240138713
    Abstract: Provided is a harmonic index estimation device including a communication unit that acquires feature amount data including a feature amount used for estimation of a harmonic index related to smoothness of movement of a waist, the feature amount being extracted from a gait waveform of a spatial acceleration and a spatial angular velocity included in sensor data related to movement of a foot of a subject, a storage unit that stores an estimation model that outputs an estimation value related to the harmonic index, according to an input of the feature amount included in the feature amount data, an estimation unit that inputs the feature amount included in the feature amount data to the estimation model and estimate a harmonic index of the subject according to the estimation value output from the estimation model, and an output unit that outputs information associated to the harmonic index.
    Type: Application
    Filed: January 11, 2024
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Chenhui HUANG, Zhenwei WANG, Fumiyuki NIHEY
  • Publication number: 20240144915
    Abstract: A speech recognition apparatus includes: an output unit that outputs a first probability that is a probability of a character sequence corresponding to a speech sequence indicated by speech data and a second probability that is a probability of a phoneme sequence corresponding to the speech sequence, by using a neural network that outputs the first probability and the second probability, when the speech data are inputted; and an update unit that updates the first probability on the basis of the second probability and dictionary data in which a registered character is associated with a registered phoneme that is a phoneme of the registered character.
    Type: Application
    Filed: March 3, 2021
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Koji OKABE, Hitoshi YAMAMOTO
  • Publication number: 20240138710
    Abstract: Provided is a waist swinging estimation device including a communication unit that acquires feature amount data including a feature amount extracted from a gait waveform of a spatial acceleration and a spatial angular velocity included in sensor data regarding a movement of a foot of a subject and used for estimation of waist swinging that is an index regarding a movement of a waist, a storage unit that stores an estimation model that outputs an estimated value regarding the waist swinging according to an input of a feature amount included in the feature amount data, an estimation unit that inputs a feature amount included in the acquired feature amount data to the estimation model, and estimate waist swinging of the subject according to an estimated value regarding the waist swinging output from the estimation model, and an output unit that outputs information according to waist swinging of the subject.
    Type: Application
    Filed: January 11, 2024
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Zhenwei Wang, Chenhui Huang, Kazuki Ihara, Kenichiro Fukushi, Fumiyuki Nihey, Hiroshi Kajitani, Yoshitaka Nozaki, Kentaro Nakahara
  • Publication number: 20240145923
    Abstract: A display board (101) configured to include a first display element (102A) that displays a first pixel that is one pixel of a screen of the touch panel and a second display element (102B) that displays a second pixel that is other one pixel of the screen; a touch sensor (106, 201, 203) configured to detect contact with the screen; a planar antenna (105) configured to be provided at a position on a front surface side of the screen with respect to the display board and the touch sensor, the position not facing the first display element and the second display element when viewed from above the screen; and a control unit configured to communicate to the planar antenna via a space between the first display element and the second display element.
    Type: Application
    Filed: December 10, 2021
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventors: Koya Takata, Kenji Wakafuji, Fujio Okumura
  • Publication number: 20240142729
    Abstract: An object is, in a pluggable optical module, to compactly house an optical fiber used for connecting optical components in a housing in which a plurality of optical components are mounted. The pluggable optical module (100) includes: a plurality of optical components, a printed circuit board (51); one or more optical fibers; and optical fiber housing means (14). All or a part of the plurality of optical components are mounted on the printed circuit board (51). One or more optical fibers connect between the plurality of optical components. The optical fiber housing means (14) includes a guide that is disposed on a plate-like member and can wind the one or more optical fibers, and mounted to be stacked with the printed circuit board (51) on which the optical components are mounted and all or a part of optical components other than the optical components mounted on the printed circuit board (51).
    Type: Application
    Filed: January 10, 2024
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventor: Yuuji MINOTA
  • Publication number: 20240147258
    Abstract: A base station control apparatus includes a part that acquires a provision state of a predetermined service by one or more base stations in a service target area; and a part that instructs the one or more base stations whether or not to provide the predetermined service based on a service coverage which indicates a ratio of one or more areas in which the predetermined service is provided by the one or more base stations for each road section included in the service target area.
    Type: Application
    Filed: March 2, 2021
    Publication date: May 2, 2024
    Applicant: NEC Corporation
    Inventor: Kazuki Ogata