Patents by Inventor Kazuhiro Matsumoto

Kazuhiro Matsumoto has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240118173
    Abstract: A collision simulation test apparatus including a table to which a test piece is to be attached, the table being movable in a predetermined direction, a toothed belt for transmitting power to drive the table, a drive module capable of driving the toothed belt, and a control part capable of controlling the drive module. The control part is capable of controlling the drive module to generate an impact to be applied to the test piece, and the impact generated by the drive module is transmitted to the table by the toothed belt.
    Type: Application
    Filed: December 19, 2023
    Publication date: April 11, 2024
    Applicant: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
    Inventors: Sigeru MATSUMOTO, Hiroshi MIYASHITA, Kazuhiro MURAUCHI, Kiyoaki HANEISHI
  • Patent number: 11953924
    Abstract: In order to prevent unnatural behavior of a calculated flow rate, provided is a fluid control device in which a fluid control valve and upstream and downstream pressure sensors are provided on a flow path. The device includes a calculation unit configured to calculate a flow rate based on measured pressures; and an output unit configured to output the calculated flow rate, and exhibit a zero output function of outputting a zero value regardless of the calculated flow rate when the valve is in a closed state. The device is further configured to switch between execution and stop of the zero output function, and when the valve is in an open state and a difference between the measured pressures of the pressure sensors is larger than a threshold, stop the zero output function and cause the flow rate output unit to output the calculated flow rate.
    Type: Grant
    Filed: June 23, 2022
    Date of Patent: April 9, 2024
    Assignee: HORIBA STEC, Co., Ltd.
    Inventors: Sota Matsumoto, Kentaro Nagai, Yosuke Hisamori, Kazuhiro Matsuura
  • Patent number: 11946866
    Abstract: Disclosed is a fluorescence image analyzing apparatus including a light source that emits light to a sample including a plurality of cells labeled with a fluorescent dye at a target site, an imaging unit that captures a fluorescence image of each of the cells that emit fluorescence by being irradiated with the light, a fluorescence image of the cell, and a processing unit that processes the fluorescence image captured by the imaging unit to acquire a bright spot pattern of fluorescence in the fluorescence image. The processing unit selects a reference pattern corresponding to a measurement item of the sample from a plurality of reference patterns corresponding to a plurality of measurement items and generates information used for determination of the sample based on the bright spot pattern of fluorescence in the fluorescence image and the selected reference pattern.
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: April 2, 2024
    Assignee: SYSMEX CORPORATION
    Inventors: Kazuhiro Yamada, Shohei Matsumoto, Yusuke Konishi
  • Patent number: 11922902
    Abstract: An image processor of a display device includes: an image sticking object detector which classifies a class of an input image data and outputs inference data including image sticking object information based on the classified class; a memory which stores previous inference data; a post-processor which calculates accumulative inference data, based on the inference data and the previous inference data received from the memory and generates corrected inference data, based on the accumulative inference data; and an image sticking prevention part which outputs an image data subjected to an image sticking prevention process, based on the corrected inference data.
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Satoshi Uchino, Kazuhiro Matsumoto, Masahiko Takiguchi, Yasuhiko Shinkaji
  • Patent number: 11893746
    Abstract: The present disclosure describes an image processor of a display device. The image processing includes a pre-processor, a segmentation processor, and a correction processor. The pre-processor performs spatial filtering on an input image signal and output a line image signal. The segmentation processor classifies a class of the line image signal and outputting a segmentation signal representing the class. The correction processor corrects the segmentation signal based on the line image signal. Additionally, the correction processor detects a class boundary of the segmentation signal, detects an edge within an edge region of the line image signal corresponding to the class boundary, and corrects the segmentation signal based on the detected edge.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: February 6, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yasuhiko Shinkaji, Kazuhiro Matsumoto, Masahiko Takiguchi
  • Patent number: 11789109
    Abstract: A first estimation unit estimates, based on pieces of information on the reception strength acquired by an acquisition unit in a first time period, a location of a transmitter. A first determination unit determines, based on the location of the transmitter estimated by the first estimation unit, an area in which the transmitter is present. A second estimation unit estimates, based on pieces of information on the reception strength acquired in a second time period, the location of the transmitter. A second determination unit determines, based on the location of the transmitter estimated by the second estimation unit, the area in which the transmitter is present. A correction unit corrects, when a determination result by the first determination unit is different from a determination result by the second determination unit, the determination result by the first determination unit to the determination result by the second determination unit.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: October 17, 2023
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Yanfeng Wang, Nobuyuki Shibano, Yan Rong, Masayuki Amano, Mari Nakanishi, Kazuhiro Matsumoto, Chihiro Terayama
  • Publication number: 20230325028
    Abstract: An electronic device includes a display panel, a sensor layer disposed on the display panel and including a plurality of sensing electrodes, and a sensor driver connected with the plurality of sensing electrodes to drive the sensor layer. The sensor driver includes a plurality of analog-to-digital converters that samples an input signal received from the outside by the sensor layer. The plurality of analog-to-digital converters is connected one-to-one with the plurality of sensing electrodes.
    Type: Application
    Filed: February 9, 2023
    Publication date: October 12, 2023
    Inventors: Satoshi UCHINO, Kazuhiro MATSUMOTO, Masahiko TAKIGUCHI
  • Patent number: 11782123
    Abstract: An area determination system includes a decision unit, a calculation unit, and a determination unit. The decision unit decides, based on a strength of a radio signal transmitted from a transmitter and received by a receiver, a location of the transmitter. The calculation unit calculates a presence determination value. The presence determination value is based on a number of times that the location of the transmitter is determined to be in a presence determination region during a presence determination time period. The presence determination region corresponds to a target area. The determination unit, when a presence condition is satisfied, determine that the transmitter is in the target area. The presence condition is that a state where the presence determination value is greater than or equal to a presence threshold continues for a presence determination time.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: October 10, 2023
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Yanfeng Wang, Masayuki Amano, Nobuyuki Shibano, Yan Rong, Mari Nakanishi, Kazuhiro Matsumoto, Chihiro Terayama
  • Publication number: 20230280863
    Abstract: A display device includes a display panel, an input sensing layer disposed on the display panel and which outputs a sensing signal in response to an external input and an approach of an object, and a sensing controller which controls a drive of the input sensing layer and receives the sensing signal from the input sensing layer. The sensing controller includes a location sensing block which generates a location information signal including location information of the external input in response to the sensing signal, and an approach sensing block which determines whether the object approaches in response to the sensing signal and generates an approach information signal.
    Type: Application
    Filed: January 10, 2023
    Publication date: September 7, 2023
    Inventors: Kazuhiro MATSUMOTO, Masahiko TAKIGUCHI, Satoshi UCHINO
  • Publication number: 20230212110
    Abstract: A method for producing a carbamic acid salt, including contacting a carbon dioxide-containing mixed gas having a partial pressure of carbon dioxide of 0.001 atm or more and less than 1 atm with an amino group-containing organic compound in the presence of a base in at least one organic solvent selected from the group consisting of an organic solvent having 2 or more and 8 or less carbon atoms, and a method for producing a carbamic acid ester or a urea derivative using the carbamic acid salt.
    Type: Application
    Filed: June 3, 2021
    Publication date: July 6, 2023
    Applicants: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, TOSOH CORPORATION
    Inventors: Katsuhiko TAKEUCHI, Kazuhiro MATSUMOTO, Norihisa FUKAYA, Hiroki KOIZUMI, Jun-Chul CHOI, Masahito UCHIDA, Seiji MATSUMOTO, Satoshi HAMURA
  • Publication number: 20230129842
    Abstract: A non-transitory computer-readable recording medium stores a program for causing a computer to execute a process, the process includes generating a plurality of causal relationship candidates each including a pair of a first answer candidate to each of at least some of first questions and a second answer candidate to one of second questions based on questionnaire result data, and searching for a solution of a combinatorial optimization problem that minimizes or maximizes a value of an objective function of which the value changes according to causal relationship candidates to be combined, under a constraint condition such that a predetermined ratio of respondents or more of the plurality of respondents have answers that are same as the pair of the first answer candidate and the second answer candidate of any one of the causal relationship candidates to be combined.
    Type: Application
    Filed: August 19, 2022
    Publication date: April 27, 2023
    Applicant: FUJITSU LIMITED
    Inventors: Kazuhiro MATSUMOTO, Masatoshi OGAWA, Hitoshi YANAMI, Noriyasu ASO, Hiromitsu SONEDA, Katsumi HOMMA, Natsuki ISHIKAWA, Hayato Dan
  • Publication number: 20220397636
    Abstract: A first estimation unit estimates, based on pieces of information on the reception strength acquired by an acquisition unit in a first time period, a location of a transmitter. A first determination unit determines, based on the location of the transmitter estimated by the first estimation unit, an area in which the transmitter is present. A second estimation unit estimates, based on pieces of information on the reception strength acquired in a second time period, the location of the transmitter. A second determination unit determines, based on the location of the transmitter estimated by the second estimation unit, the area in which the transmitter is present. A correction unit corrects, when a determination result by the first determination unit is different from a determination result by the second determination unit, the determination result by the first determination unit to the determination result by the second determination unit.
    Type: Application
    Filed: June 29, 2020
    Publication date: December 15, 2022
    Inventors: Yanfeng WANG, Nobuyuki SHIBANO, Yan RONG, Masayuki AMANO, Mari NAKANISHI, Kazuhiro MATSUMOTO, Chihiro TERAYAMA
  • Patent number: 11521576
    Abstract: The present disclosure provides a display device that includes a preprocessor, a controller, and a display panel. The preprocessor includes an area determiner outputting area data, a modulator outputting modulated data, and a synthesizer converting first image data and outputting second image data including the area data and the modulated data.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: December 6, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kazuhiro Matsumoto, Yasuhiko Shinkaji, Masahiko Takiguchi
  • Patent number: 11475816
    Abstract: Disclosed is an image processor of a display device including a segmentation processing module classifying a background and a text of an image signal and outputting a segmentation signal, a class classification processing module outputting a class signal based on the segmentation signal, a memory storing broadcast information signals, a correction processing module correcting an image signal based on the segmentation signal and a broadcast information signal corresponding to the class signal among the broadcast information signals and outputting a correction segmentation signal, and a data signal output module preventing an afterimage of the image signal based on the correction segmentation signal and outputting a data signal.
    Type: Grant
    Filed: October 25, 2021
    Date of Patent: October 18, 2022
    Inventors: Yasuhiko Shinkaji, Kazuhiro Matsumoto, Masahiko Takiguchi
  • Patent number: 11462102
    Abstract: A non-transitory computer-readable storage medium storing a program that causes a computer to execute a process, the process comprising: calculating parameters of an expression that describes a model that is associated with a traffic system and estimates a traffic volume between a plurality of points, by using a plurality of measurement data measured in the traffic system that connects the plurality of points to each other, by using a method for solving an optimization problem; generating, when an indefinite solution is obtained by the calculating, indefiniteness information related to a range of the indefinite solution in the method for solving the optimization problem; and determining addition of the plurality of measurement data or output of the indefinite solution, depending on the indefiniteness information.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: October 4, 2022
    Assignee: FUJITSU LIMITED
    Inventors: Toshio Endoh, Kazuhiro Matsumoto
  • Publication number: 20220254287
    Abstract: Disclosed is an image processor of a display device including a segmentation processing module classifying a background and a text of an image signal and outputting a segmentation signal, a class classification processing module outputting a class signal based on the segmentation signal, a memory storing broadcast information signals, a correction processing module correcting an image signal based on the segmentation signal and a broadcast information signal corresponding to the class signal among the broadcast information signals and outputting a correction segmentation signal, and a data signal output module preventing an afterimage of the image signal based on the correction segmentation signal and outputting a data signal.
    Type: Application
    Filed: October 25, 2021
    Publication date: August 11, 2022
    Inventors: Yasuhiko SHINKAJI, Kazuhiro MATSUMOTO, Masahiko TAKIGUCHI
  • Publication number: 20220230275
    Abstract: An imaging system includes a plurality of imaging devices facing different directions and an output unit configured to output an output image generated based on the captured images. The plurality of imaging devices is configured to capture images. The output image having been generated based on the captured images covers a range of 360 degrees in at least a first direction. In the output image, an area where a subject is reflected in the captured images is placed at a predetermined position so as to prevent the area from being cut off at the edges of the output image.
    Type: Application
    Filed: June 23, 2020
    Publication date: July 21, 2022
    Inventors: Daisuke HOHJOH, Kazuhiro MATSUMOTO, Ryoh FUKUI
  • Publication number: 20220207335
    Abstract: A neural network processing device includes: a convolution part which receives an input signal and a learning completion weight parameter, performs a convolution operation on the input signal and the learning completion weight parameter, and outputs a convolution signal that is a result value of the convolution operation; a batch adjustment which receives the convolution signal and a learning completion normalization parameter, and outputs an adjustment signal obtained by adjusting an output deviation of the convolution signal; and an activation part which converts the adjustment signal into an output signal based on an activation function.
    Type: Application
    Filed: September 16, 2021
    Publication date: June 30, 2022
    Inventors: Masahiko TAKIGUCHI, Kazuhiro MATSUMOTO
  • Publication number: 20220179037
    Abstract: An area determination system includes a decision unit, a calculation unit, and a determination unit. The decision unit decides, based on a strength of a radio signal transmitted from a transmitter and received by a receiver, a location of the transmitter. The calculation unit calculates a presence determination value. The presence determination value is based on a number of times that the location of the transmitter is determined to be in a presence determination region during a presence determination time period. The presence determination region corresponds to a target area. The determination unit, when a presence condition is satisfied, determine that the transmitter is in the target area. The presence condition is that a state where the presence determination value is greater than or equal to a presence threshold continues for a presence determination time.
    Type: Application
    Filed: February 21, 2020
    Publication date: June 9, 2022
    Inventors: Yanfeng WANG, Masayuki AMANO, Nobuyuki SHIBANO, Yan RONG, Mari NAKANISHI, Kazuhiro MATSUMOTO, Chihiro TERAYAMA
  • Patent number: 11355084
    Abstract: The present disclosure provides a display device. The display device includes a controller and a display panel displaying an image. The controller includes a detector, a compensator, and a converter. The detector separates image data into first image data corresponding to a first image recognized as a non-afterimage component and second image data corresponding to a second image recognized as an afterimage component using a pre-trained deep neural network. The compensator outputs a compensation signal to control a luminance value of the second image data. The converter converts the first image data to first converted image data and converting the second image data to second converted image data based on the compensation signal.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: June 7, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kazuhiro Matsumoto, Masahiko Takiguchi