Patents by Inventor Takayuki Sasaki
Takayuki Sasaki 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: 20240251217Abstract: An audio content providing apparatus (2000) acquires user position information (80) that indicates a user position (30). The audio content providing apparatus (2000) sets a sound image localization position (50) on the basis of the user position (30) and a reference position (40), in a case where a user (20) is present in a target region (70). Here, a distance between the user position (30) and the sound image localization position (50) is shorter than a distance between the user position (30) and the reference position (40). The audio content providing apparatus (2000) outputs audio content (10) such that a sound image is localized at the sound image localization position (50).Type: ApplicationFiled: May 18, 2021Publication date: July 25, 2024Applicant: NEC CorporationInventors: Yuki HASHIMOTO, Goh Shibata, Takayuki Sasaki, Dai Yokoi
-
Publication number: 20240215467Abstract: A memory device of embodiments includes a memory cell including: a first conductive layer; a second conductive layer; a third conductive layer provided between the first conductive layer and the second conductive layer; a variable resistance layer provided between the first conductive layer and the third conductive layer; and a switching layer provided between the third conductive layer and the second conductive layer. The switching layer contains antimony (Sb), a second element, adn an oxide of a first element. The first element is at least one element selected from a group consisting of zirconium (Zr), hafnium (Hf), yttrium (Y), tantalum (Ta), lanthanum (La), cerium (Ce), magnesium (Mg), and titanium (Ti). The second element is at least one element selected from a group consisting of aluminum (Al), zinc (Zn), and gallium (Ga).Type: ApplicationFiled: September 28, 2023Publication date: June 27, 2024Applicant: Kioxia CorporationInventors: Hiroki KAWAI, Takeshi IWASAKI, Katsuyoshi KOMATSU, Rina NOMOTO, Zhu QI, Takayuki SASAKI
-
Publication number: 20240168161Abstract: There is provided a ranging device, a signal processing method thereof, and a ranging system capable of more accurately outputting an acquisition coordinate position of distance information. The ranging device includes a pixel array in which pixels are arranged in a matrix, a record unit that records the number of detected photons for each division unit obtained by dividing a sample point including a plurality of pixels into predetermined division units, and a correction unit that corrects a representative position of spatial coordinates of distance information of the sample point on the basis of the number of detected photons for each of a plurality of division units. The present technology can be applied to, for example, a ranging system and the like that measures a distance to an object by a direct ToF method.Type: ApplicationFiled: January 25, 2022Publication date: May 23, 2024Applicant: Sony Group CorporationInventors: Yusuke MORIUCHI, Motonobu FUJIOKA, Kenichiro NAKAMURA, Takayuki SASAKI
-
Publication number: 20240134015Abstract: The present technology relates to a distance measuring device, a control method thereof, and a distance measuring system capable of arranging sample points of a pixel array so as to obtain more distance information. A distance measuring device includes: a pixel array in which pixels that receive reflected light obtained by reflecting irradiation light from an object are arranged in a matrix; a determination unit that determines some of the pixels of the pixel array as a sample point for detecting distance information; and a storage unit that stores a sample point state table that stores distance information of the sample point and a sample point movement rule table that stores a movement rule of the sample point, in which the determination unit updates position information of the sample point on the basis of the sample point state table and the sample point movement rule table.Type: ApplicationFiled: January 13, 2022Publication date: April 25, 2024Inventors: KENICHIRO NAKAMURA, YUSUKE MORIUCHI, TAKAYUKI SASAKI, MOTONOBU FUJIOKA
-
Publication number: 20240116150Abstract: An electric tool system includes an electric tool device and a history storage unit. The electric tool device includes a holder, a drive unit, a measuring unit, and an image capturing unit. The holder holds a fastening member thereon. The drive unit performs fastening work of fastening the fastening member into a work target by transmitting driving force to the holder. The measuring unit measures, as a torque measured value, a fastening torque value of the fastening work. The image capturing unit generates a captured image by capturing an image of at least the holder. The history storage unit stores history information in which the torque measured value and the captured image are associated with each other.Type: ApplicationFiled: December 27, 2021Publication date: April 11, 2024Inventor: Takayuki SASAKI
-
Publication number: 20240066776Abstract: A material discharge device includes: a drive motor; a screw having a groove formation surface and configured to rotate; a barrel having a facing surface and formed with a communication hole through which a plasticized material flows; a heating unit configured to heat the material; a nozzle from which the material is injected to an outside; and a plurality of measurement units configured to measure a pressure or a temperature of the material. The measurement units are disposed at an outer periphery of a nozzle channel wall, and a thickness of the nozzle channel wall satisfies the following (1) or (2): (1) when the nozzle channel wall is made of a material containing iron as a main component, the thickness of the nozzle channel wall is 0.2 mm or more and 2.5 mm or less; and (2) when the nozzle channel wall is made of a material containing aluminum as a main component, the thickness of the nozzle channel wall is 0.2 mm or more and 4 mm or less.Type: ApplicationFiled: August 28, 2023Publication date: February 29, 2024Inventors: Masashi FUCHII, Takayuki SASAKI, Kenta ANEGAWA, Masayuki TAKAHASHI, Hidenobu MARUYAMA, Juri YAMAGUCHI
-
Publication number: 20240037215Abstract: A program analysis device including: code block extraction means for extracting code blocks having specific qualities from code blocks included in binary data of a program; backdoor score calculation means for calculating, for each code block extracted by the code block extraction means, based on the contents of operations in each code block, a backdoor score, which is a score indicating the possibility of each code block being a backdoor code or a score indicating the degree of impact of each code block on a system when it is executed; and output means for outputting the code blocks extracted by the code block extraction means and the backdoor score calculated for each of the extracted code blocks by the backdoor score calculation means.Type: ApplicationFiled: August 19, 2020Publication date: February 1, 2024Applicant: NEC CorporationInventors: Yusuke SHIMADA, Takayuki Sasaki
-
Publication number: 20240038062Abstract: An information provision apparatus includes: a data acquisition part that acquires data from a sensor(s) installed to grasp movement of a vehicle(s) traveling on a road; a database that accumulates primary data acquired by the sensor(s); a user-specific processing content storage part that stores a user-specific processing content(s) defining a processing content(s) on the primary data for each data user; a data processing part that reads out the user-specific processing content(s) stored in the user-specific processing content storage part and creates secondary data for the data user(s) from the primary data; and a data transmission part that transmits the secondary data to the data user(s).Type: ApplicationFiled: August 25, 2020Publication date: February 1, 2024Applicant: NEC CorporationInventors: Tetsuro HASEGAWA, Takayuki SASAKI, Hiroaki AMINAKA, Kazuki OGATA, Kei YANAGISAWA, Kosei KOBAYASHI
-
Publication number: 20240028001Abstract: A tool system includes a tool and an external system. The tool includes a first communications interface. The first communications interface transmits result information, including a work order number, to the external system with progress of work. The external system includes a second communications interface. The second communications interface receives the result information transmitted from the tool. The external system makes a storage device store the result information received by the second communications interface. At least one of the tool or the external system further includes a determiner. The determiner determines, based on progress information indicating the progress of the work being performed by the tool and the result information stored in the storage device, what part of the result information the second communications interface has failed to receive.Type: ApplicationFiled: July 5, 2023Publication date: January 25, 2024Inventors: Takayuki SASAKI, Koya JOJIMA, Yuta HARA
-
Patent number: 11877525Abstract: A storage device includes a resistance change memory element including a first electrode, a second electrode, a resistance change layer between the first and second electrodes, including at least two elements selected from a group consisting of germanium (Ge), antimony (Sb), and tellurium (Te), and having a crystal structure with a c-axis oriented in a first direction from the first electrode toward the second electrode, and a first layer between the first electrode and the resistance change layer and including nitrogen (N) and at least one of silicon (Si) or germanium (Ge).Type: GrantFiled: August 24, 2021Date of Patent: January 16, 2024Assignee: Kioxia CorporationInventors: Takayuki Sasaki, Yukihiro Nomura
-
Patent number: 11868744Abstract: A feature estimating device includes a parser identifying means for identifying a parser, the parser being contained in software, for parsing user input and executing a relevant command, a dividing means for extracting commands form a character string in the parser and clustering control flows connecting with the extracted commands as starting points to divide a code of the software for each feature, and a feature estimating means for estimating, based on a characteristic part of each divided code, a feature for each divided code.Type: GrantFiled: August 8, 2019Date of Patent: January 9, 2024Assignee: NEC CORPORATIONInventors: Yusuke Shimada, Takayuki Sasaki
-
Patent number: 11868467Abstract: A semiconductor device (100) includes: a determination unit (110) configured to determine whether an avoidance condition of inspection of control flow integrity is satisfied (e.g., a degree of similarity with a previous input value is in a predetermined range) based on determination auxiliary information, which is at least an input value in a target code block to be executed among a plurality of code blocks in a predetermined program, and an inspection unit (120) configured to avoid inspection of control flow integrity in the target code block when it is determined that the avoidance condition is satisfied.Type: GrantFiled: June 25, 2019Date of Patent: January 9, 2024Assignee: NEC CORPORATIONInventors: Astha Jada, Toshiki Kobayashi, Takayuki Sasaki, Daniele Enrico Asoni, Adrian Perrig
-
Patent number: 11860762Abstract: A semiconductor device (100) includes: first storage means (110) storing, in advance, a plurality of pieces of execution order inspection information (111˜11n) used for inspection of an execution order of a plurality of code blocks in a predetermined program, second storage means (120), which is a cache for the first storage means, and prediction means (130) for predicting a storage area of the execution order inspection information based on prediction auxiliary information in a first code block of the plurality of code blocks and a control flow graph of the program, the storage area being a prefetch target to be prefetched from the first storage means to the second storage means.Type: GrantFiled: June 25, 2019Date of Patent: January 2, 2024Assignee: NEC CORPORATIONInventors: Astha Jada, Toshiki Kobayashi, Takayuki Sasaki, Daniele Enrico Asoni, Adrian Perrig
-
Publication number: 20230394971Abstract: Maintaining the detection accuracy of a mobile object(s) around a vehicle(s) and efficient information notification are both achieved. An information provision server includes: determination means for determining, based on primary information acquired from an individual one of a plurality of sensors, each of which senses a predetermined range of a road, whether or not to provide secondary information created by using the primary information acquired from the plurality of sensors to a first mobile object running on the road; information creation means for creating, if the determination means determines to provide the secondary information to the first mobile object, the secondary information by using the primary information acquired from the plurality of sensors; and transmission means for transmitting the secondary information to the first mobile object.Type: ApplicationFiled: October 26, 2020Publication date: December 7, 2023Applicant: NEC CorporationInventors: Kosei KOBAYASHI, Tetsuro HASEGAWA, Takayuki SASAKI, Hiroaki AMINAKA, Kei YANAGISAWA, Kazuki OGATA
-
Publication number: 20230388740Abstract: To appropriately set a region for providing information about a moving body to a user, and appropriately provide information to a user who enters or exits from the set region. An information provision device includes: a moving body position acquisition unit that acquires positional information about a moving body being movable; a region setting unit that sets one or more regions for providing information about the moving body to a user terminal, based on a position of the moving body; a terminal position acquisition unit that acquires positional information about a user terminal being movable; and an information provision control unit that controls whether to provide information about the moving body being associated with the region to the user terminal, based on a positional relationship between the acquired positional information about the user terminal and the set region.Type: ApplicationFiled: May 17, 2023Publication date: November 30, 2023Applicant: NEC CorporationInventors: Yuki HASHIMOTO, Goh Shibata, Takayuki Sasaki
-
Publication number: 20230370997Abstract: An information processing apparatus includes acquisition means for acquiring a first received signal strength of a beacon signal at a communication terminal transmitted from at least one beacon transmitter arranged in each of a plurality of areas arranged along a route; specification means for specifying a first area among the plurality of areas where a user using the communication terminal is present and an area movement history of the user based on the first received signal strength; and control means for deciding whether or not to provide a service to the communication terminal based on the first area and the area movement history.Type: ApplicationFiled: October 12, 2020Publication date: November 16, 2023Applicant: NEC CorporationInventors: Shusuke TSUMURA, Kazuki Yoshida, Takayuki Sasaki, Goh Shibata, Dai Yokoi, Yuki Hashimoto
-
Publication number: 20230308831Abstract: A registration unit registers pieces of identification information of user terminals possessed by users, respectively, as a group. A position information acquisition unit acquires pieces of position information of the plurality of user terminals registered as the group. A reaching detection unit detects, from position information of a first user terminal possessed by one user, that the one user among the plurality of users registered as the group has reached a position where content information is provided. When the reaching is detected, a distance calculation unit calculates a distance between the first user terminal and another user terminal. In a case where the reaching is detected, a provision control unit provides the content information to the first user terminal, and controls provision of the content information to another user terminal possessed by another user of the group based on the calculated distance.Type: ApplicationFiled: September 30, 2020Publication date: September 28, 2023Applicant: NEC CorporationInventors: Yuki Hashimoto, Goh Shibata, Takayuki Sasaki
-
Publication number: 20230306130Abstract: An information processing system includes an event analyzer that detects an occurrence of an event on a basis of data measured by a predetermined sensor; a storage that stores a security policy that defines a user attribute allowed to access to each type of the event; and an access controller that controls whether or not an access from a user to data on which the event is occurring is permitted on a basis of the security policy.Type: ApplicationFiled: September 2, 2020Publication date: September 28, 2023Applicant: NEC CorporationInventors: Takayuki SASAKI, Nobuyuki TOZAWA, Tetsuya TANABKI, Yasuhiko OCHIAI, Ayumi NISHIJIMA, Naoki SUGAYA, Kazuki OGATA, Hiroaki AMINAKA, Kei YANAGISAWA, Kosei KOBAYASHI
-
Publication number: 20230252150Abstract: In a software correcting apparatus, a specification unit specifies a plurality of code blocks contained in a target software. A checking unit determines, for each of the specified code blocks, whether or not the specified code block is a code block that is possibly a backdoor, and specifies a code block that is determined to be possibly a backdoor as a backdoor block. A correction processing unit performs an execution-disabling process or a putting-under-surveillance process on the backdoor block contained in the target software. The execution-disabling process is a process for changing the state of the backdoor block into a state in which it cannot be executed. The putting-under-surveillance process is a process for handling the backdoor block as a subject that should be monitored when it is executed.Type: ApplicationFiled: June 9, 2020Publication date: August 10, 2023Applicant: NEC CorporationInventors: Yusuke SHIMADA, Takayuki SASAKI
-
Patent number: 11709940Abstract: According to an example embodiment, a firmware rewriting apparatus includes: call position specifying means for specifying, among instructions described in a program of firmware stored in a memory, the instructions for changing a control flow; free area specifying means for specifying a free area in a storage area of the memory in which the program is not stored; and program rewriting means for rewriting the instruction specified by the call position specifying means into a call instruction of a frequency adjustment code and writing the frequency adjustment code for calling an inspection code at a frequency corresponding to a frequency of calling the frequency adjustment code and the inspection code for performing a security check of the program in response to a call from the frequency adjustment code into the free area specified by the free area specifying means.Type: GrantFiled: March 18, 2019Date of Patent: July 25, 2023Assignee: NEC CORPORATIONInventors: Toshiki Kobayashi, Takayuki Sasaki, Yusuke Morita