Patents by Inventor Koichiro Yamashita
Koichiro Yamashita 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).
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Publication number: 20250098351Abstract: There is provided a solid-state imaging device including: a first semiconductor layer including a photoelectric converter and an electric charge accumulation section for each pixel, the electric charge accumulation section in which a signal electric charge generated in the photoelectric converter is accumulated; a pixel separation section that is provided in the first semiconductor layer, and partitions a plurality of the pixels from each other; a second semiconductor layer that is provided with a pixel transistor and is stacked on the first semiconductor layer, the pixel transistor that reads the signal electric charge of the electric charge accumulation section; and a first shared coupling section that is provided between the second semiconductor layer and the first semiconductor layer, and is provided to straddle the pixel separation section and is electrically coupled to a plurality of the electric charge accumulation sections.Type: ApplicationFiled: September 25, 2024Publication date: March 20, 2025Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Keiichi NAKAZAWA, Koichiro ZAITSU, Nobutoshi FUJII, Yohei HIURA, Shigetaka MORI, Shintaro OKAMOTO, Keiji OHSHIMA, Shuji MANDA, Junpei YAMAMOTO, Yui YUGA, Shinichi MIYAKE, Tomoki KAMBE, Ryo OGATA, Tatsuki MIYAJI, Shinji NAKAGAWA, Hirofumi YAMASHITA, Yasushi HAMAMOTO, Naohiko KIMIZUKA
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Publication number: 20230393208Abstract: A system includes a first storage unit configured to store a result of an endurance test actually carried out over a first period under a first use condition as training data, and a first arithmetic unit having a machine learning model configured to perform machine learning using the training data stored in the first storage unit. The machine learning model is configured to estimate a result when the endurance test is carried out under a second use condition. The first use condition is a use condition in which a predetermined operation parameter that influences degradation of the fuel cell system appears with equal frequency over an entire domain of the operation parameter. The second use condition is a use condition in which the operation parameter appears with unequal frequency in at least part of the domain of the operation parameter.Type: ApplicationFiled: May 11, 2023Publication date: December 7, 2023Inventors: Keiji KISHIDA, Koichiro YAMASHITA
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Patent number: 11519765Abstract: When the measurement values measured by a first sensor among a plurality of sensors installed in a dispersed manner at a specific location, in first cycles are determined to be abnormal values, a control device activates the first sensor in second cycles that are shorter than the first cycles. Moreover, when the abnormal values are included in the trend of temporal variation, the control device activates a plurality of second sensors, which is installed around the first sensor, in the second cycles. Moreover, when the measurement values measured by the first sensor and the plurality of second sensors in the second cycles are included in the trend of surface-direction distribution, the control device outputs the measurement values measured by the first sensor and the plurality of second sensors.Type: GrantFiled: November 15, 2019Date of Patent: December 6, 2022Assignee: FUJITSU LIMITEDInventors: Koichiro Yamashita, Takahisa Suzuki, Koji Kurihara
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Patent number: 11055563Abstract: A heating cooker includes a heating chamber that houses food, a heating unit that heats the food, an imaging unit that acquires image data on the food after the food has been housed in the heating chamber, a setting unit that accepts a user input relating to heating control content defining a heating operation, a storage unit that stores control information in which the image data and the heating control content corresponding to the food specified from the image data are associated with each other, a heating start button that orders the start of the heating operation, and a storage update unit that associates the image data and the heating control content with each other and updates the control information within the storage unit, when the setting unit accepts the user input and then the heating start button orders the start of the heating operation.Type: GrantFiled: October 22, 2014Date of Patent: July 6, 2021Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hirohisa Imai, Hiroyoshi Nomura, Koichiro Yamashita
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Patent number: 11051370Abstract: A device for cooking by heating comprises: a heating unit for heating food that is accommodated in a cooking cavity, a setting unit for setting a heating control content of the heating unit, a display unit for displaying the heating control content set by setting unit, and a display controller for controlling display on the display unit. Moreover, the device for cooking by heating comprises: an image capturing unit for capturing the inside of the cooking cavity, and a storage unit for storing an image captured by image capturing unit and the heating control content set by setting unit in a correspondence table in association with each other. The display controller controls display so as to display images stored in the storage unit in a list on the display unit, and the setting unit sets, based on selection of an image from the list, the associated heating control content in the correspondence table in the storage unit.Type: GrantFiled: October 6, 2015Date of Patent: June 29, 2021Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hirohisa Imai, Koichiro Yamashita
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Patent number: 11011052Abstract: A control system includes a server and a plurality of nodes. The server transmits data of command strings being described in combination of sequential processing and loop processing to the nodes. The nodes store the data of command strings received from the server. Each node includes a plurality of application programming interface (API) units that perform predetermined sequential processing. Each node selects an API unit on the basis of the command strings acquired from the server and causes the selected API unit to perform sequential processing and loop processing.Type: GrantFiled: April 9, 2018Date of Patent: May 18, 2021Assignee: FUJITSU LIMITEDInventors: Koichiro Yamashita, Takahisa Suzuki, Koji Kurihara
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Publication number: 20200175852Abstract: A data collection system includes an information processing apparatus, and a communication node coupled to the information processing apparatus, wherein the information processing apparatus is configured to acquire a predetermined event occurrence time from a server, calculate an activation start time that is earlier than the acquired event occurrence time by an activation period of the communication node, and transmit the calculated activation start time to the communication node, and the communication node is configured to start activation at the activation start time received, and acquire predetermined data detected by a sensor upon completion of the activation, and transmit the acquired predetermined data to the information processing apparatus.Type: ApplicationFiled: November 4, 2019Publication date: June 4, 2020Applicant: FUJITSU LIMITEDInventors: Koichiro YAMASHITA, Takahisa SUZUKI
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Publication number: 20200080874Abstract: When the measurement values measured by a first sensor among a plurality of sensors installed in a dispersed manner at a specific location, in first cycles are determined to be abnormal values, a control device activates the first sensor in second cycles that are shorter than the first cycles. Moreover, when the abnormal values are included in the trend of temporal variation, the control device activates a plurality of second sensors, which is installed around the first sensor, in the second cycles. Moreover, when the measurement values measured by the first sensor and the plurality of second sensors in the second cycles are included in the trend of surface-direction distribution, the control device outputs the measurement values measured by the first sensor and the plurality of second sensors.Type: ApplicationFiled: November 15, 2019Publication date: March 12, 2020Applicant: FUJITSU LIMITEDInventors: Koichiro Yamashita, Takahisa Suzuki, Koji Kurihara
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Publication number: 20200022056Abstract: A path controller includes a memory, and a processor coupled to the memory and configured to acquire a weather condition of an installation place of a plurality of nodes, the weather condition changing a communication quality of the plurality of nodes, and control a node that is a connection candidate in the plurality of nodes, based on the acquired weather condition so as to determine a communication path between the plurality of nodes.Type: ApplicationFiled: June 17, 2019Publication date: January 16, 2020Applicant: FUJITSU LIMITEDInventors: Koichiro Yamashita, Takahisa Suzuki
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Patent number: 10515541Abstract: A control device includes: a processor configured to: control calibration of sensing values in a sensor node group formed of sensor nodes each including a sensor and a wireless device and being capable of performing multi-hop communication; divide the sensor node group into a plurality of clusters such that each of the clusters includes at least one partial cluster including a relay node and a child node that performs wireless communication; collect an average of sensing values in each of the partial clusters from the relay node of each of the partial clusters; calculate a calibration reference value of each of the clusters from the collected averages of the respective partial clusters; and provide the calculated calibration reference value of each of the clusters to each of the clusters.Type: GrantFiled: September 11, 2017Date of Patent: December 24, 2019Assignee: FUJITSU LIMITEDInventors: Koichiro Yamashita, Takahisa Suzuki, Koji Kurihara, Toshiya Otomo
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Patent number: 10425879Abstract: A control device includes: a processor configured to: control a multihop communication path in a wireless network that includes a node group; when a first power storage speed of a target relay node in the node group is negative, calculate a first estimated time that is needed to reach a target power-storage value in a case where the target relay node is in a non-relay operating state; and in accordance with a length of the first estimated time calculated, change a state of the target relay node into the non-relay operating state or a stop state and change a state of another node, which is in the non-relay operating state, into a relay operating state.Type: GrantFiled: July 13, 2017Date of Patent: September 24, 2019Assignee: FUJITSU LIMITEDInventors: Koichiro Yamashita, Toshiya Otomo, Takahisa Suzuki, Koji Kurihara
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Patent number: 10422626Abstract: A position measuring apparatus instructs a first node to emit light by transmitting a first light emission pattern to the first node, instructs a second node to emit light by transmitting the first light emission pattern to the second node, when light emission following the instructed first light emission pattern is detected, and instructs the second node to emit light by transmitting a second light emission pattern that is different from the first light emission pattern, when light emission following the instructed first light emission pattern is not detected.Type: GrantFiled: December 14, 2017Date of Patent: September 24, 2019Assignee: FUJITSU LIMITEDInventors: Takahisa Suzuki, Koichiro Yamashita, Koji Kurihara
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Patent number: 10178629Abstract: A communications node includes a first transmitting circuit configured to transmit to plural communications nodes, a confirmation signal for confirming whether response is possible; a receiving circuit configured to receive from first communications nodes capable of responding among the plural communications nodes, a response signal for the transmitted confirmation signal; a selecting circuit configured to select from among the first communications nodes and based on reception strength of the received response signal, a second communications node to which execution of data processing is requested by the communications node; a strength calculating circuit configured to calculate based on the reception strength of the response signal from the selected second communications node, a transmission strength to the second communications node; and a second transmitting circuit configured to transmit to the second communications node and based on the calculated transmission strength, a request signal requesting executiType: GrantFiled: November 17, 2015Date of Patent: January 8, 2019Assignee: FUJITSU LIMITEDInventors: Hiromasa Yamauchi, Koichiro Yamashita, Takahisa Suzuki, Toshiya Otomo, Miyoshi Saito
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Patent number: 10172021Abstract: A first node included in a first layer determines whether there has occurred a failure in a sink node included in a second layer subordinate to the first layer. The first node requests a second node included in the second layer to collect information of a third node included in a third layer subordinate to the second layer when the first node determines that there has occurred a failure in the sink node. The first node determines a fourth node serving as a substitute for the failed sink node included in the second layer on a basis of the information of the third node collected by the second node.Type: GrantFiled: February 1, 2017Date of Patent: January 1, 2019Assignee: FUJITSU LIMITEDInventors: Toshiya Otomo, Koichiro Yamashita, Takahisa Suzuki, Hiromasa Yamauchi
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Patent number: 10097425Abstract: A data network management system includes a data network management apparatus; and plural data processing apparatuses installed in an installation area and configured to transmit data to the data network management apparatus. The plural data processing apparatuses transmit identification information thereof together with the processed data to the data network management apparatus. The data network management apparatus determines based on identification information of data processing apparatuses that have completed a given authentication test among the plural data processing apparatuses and the identification information obtained from the plural data processing apparatuses installed in the installation area, a first data processing apparatus from which the data is to be obtained among the plural data processing apparatuses.Type: GrantFiled: December 27, 2015Date of Patent: October 9, 2018Assignee: FUJITSU LIMITEDInventors: Hiromasa Yamauchi, Koichiro Yamashita, Takahisa Suzuki, Toshiya Otomo
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Patent number: 10098071Abstract: An observation system includes a plurality of nodes and an observation apparatus that collects information from the nodes using multi-hop communication for communicating with the nodes. The observation apparatus includes a link quality indicator (LQI) determination section and an output control section. The LQI determination section determines whether an LQI received from a node using the multi-hop communication is larger than a first threshold. When the LQI is larger than the first threshold, the output control section outputs a reduction command to the node associated with the LQI, the reduction command being a command to change the amount of transmission power in the multi-hop communication.Type: GrantFiled: June 15, 2017Date of Patent: October 9, 2018Assignee: FUJITSU LIMITEDInventors: Koji Kurihara, Koichiro Yamashita, Takahisa Suzuki
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Patent number: 10091748Abstract: Among plural communications nodes that transfer data to a communications apparatus by multihop communication, a communications node includes a transmitting circuit configured to transmit a synchronization request signal requesting transmission of a synchronization signal for synchronizing the multihop communication at the communications node; a receiving circuit configured to receive the synchronization signal in response to the synchronization request signal transmitted by the transmitting circuit; and a power control circuit configured to control the receiving circuit such that a state of the receiving circuit is a first state where power consumption of the receiving circuit is a first power before the transmitting circuit transmits the synchronization request signal and is a second state where the power consumption of the receiving circuit is a second power that is higher than the first power after the transmitting circuit transmits the synchronization request signal.Type: GrantFiled: July 7, 2016Date of Patent: October 2, 2018Assignee: FUJITSU LIMITEDInventors: Toshiya Otomo, Koichiro Yamashita, Takahisa Suzuki, Hiromasa Yamauchi
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Patent number: 10091095Abstract: A system has a group of nodes that perform multi-hop communication therebetween and a communications apparatus that communicates with a node included in the group of nodes. The node adds to data transmitted by the node, a hop count updated each time the data is transferred by the multi-hop communication and a reference hop count for the data to be transferred from the node to the communications apparatus, and transmits the data. The communications apparatus, when receiving the data, compares the reference hop count and the hop count added to the data, and based on a result of comparison, determines whether failure has occurred at a given node in the group of nodes.Type: GrantFiled: March 1, 2016Date of Patent: October 2, 2018Assignee: FUJITSU LIMITEDInventors: Toshiya Otomo, Koichiro Yamashita, Takahisa Suzuki, Hiromasa Yamauchi
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Publication number: 20180225128Abstract: A control system includes a server and a plurality of nodes. The server transmits data of command strings being described in combination of sequential processing and loop processing to the nodes. The nodes store the data of command strings received from the server. Each node includes a plurality of application programming interface (API) units that perform predetermined sequential processing. Each node selects an API unit on the basis of the command strings acquired from the server and causes the selected API unit to perform sequential processing and loop processing.Type: ApplicationFiled: April 9, 2018Publication date: August 9, 2018Applicant: FUJITSU LIMITEDInventors: Koichiro YAMASHITA, Takahisa SUZUKI, Koji KURIHARA
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Patent number: 9996132Abstract: A distributed processing method of a system in which communications apparatuses communicate data by multi-hop communication is executed by a given communications apparatus among the communications apparatuses. According to the method, the given communications apparatus executes a given process based on a result of a first process executed by a first communications apparatus that among the communications apparatuses, communicates directly with the given communications apparatus and operates using power stored in a charging device charged by power generated from energy obtained corresponding to an environment where installed. The given communications apparatus executes the given process when receiving the result of the first process from the first communications apparatus.Type: GrantFiled: January 17, 2016Date of Patent: June 12, 2018Assignee: FUJITSU LIMITEDInventors: Toshiya Otomo, Koichiro Yamashita, Takahisa Suzuki, Hiromasa Yamauchi