Patents by Inventor Yuichi Motohashi
Yuichi Motohashi 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: 20240155264Abstract: An imaging system according to the present disclosure includes: an imaging device that is mounted in a vehicle, and captures and generates an image of a peripheral region of the vehicle; and a processing device that is mounted in the vehicle, and executes processing related to a function of controlling the vehicle on the basis of the image. The imaging device includes: a first control line, a first voltage generator that applies a first voltage to the first control line, a first signal line, a plurality of pixels that applies a pixel voltage to the first signal line, a first dummy pixel that applies a voltage corresponding to the first voltage of the first control line to the first signal line in a first period, a converter including a first converter that performs AD conversion on the basis of a voltage of the first signal line in the first period to generate a first digital code, and a diagnosis section that performs diagnosis processing on the basis of the first digital code.Type: ApplicationFiled: January 4, 2024Publication date: May 9, 2024Applicant: Sony Semiconductor Solutions CorporationInventors: Naoki Kawazu, Atsushi Suzuki, Junichiro Azami, Yuichi Motohashi
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Patent number: 11902681Abstract: An imaging system according to the present disclosure includes: an imaging device that is mounted in a vehicle, and captures and generates an image of a peripheral region of the vehicle; and a processing device that is mounted in the vehicle, and executes processing related to a function of controlling the vehicle on the basis of the image. The imaging device includes: a first control line, a first voltage generator that applies a first voltage to the first control line, a first signal line, a plurality of pixels that applies a pixel voltage to the first signal line, a first dummy pixel that applies a voltage corresponding to the first voltage of the first control line to the first signal line in a first period, a converter including a first converter that performs AD conversion on the basis of a voltage of the first signal line in the first period to generate a first digital code, and a diagnosis section that performs diagnosis processing on the basis of the first digital code.Type: GrantFiled: October 2, 2020Date of Patent: February 13, 2024Assignee: Sony Semiconductor Solutions CorporationInventors: Naoki Kawazu, Atsushi Suzuki, Junichiro Azami, Yuichi Motohashi
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Patent number: 11818333Abstract: An imaging device according to an embodiment of the present disclosure includes a pixel array including a plurality of pixels, a scanning control section that controls scanning of the plurality of pixels, and a readout control section that controls reading of the plurality of pixels. The imaging device further includes a first waveform generation part that generates a plurality of control signals for controlling of at least one of the scanning control section or the readout control section, a second waveform generation part that generates a plurality of reference signals, and a failure detection section that detects a failure of the first waveform generation part or the second waveform generation part on a basis of comparison between the plurality of control signals and the plurality of reference signals.Type: GrantFiled: December 19, 2019Date of Patent: November 14, 2023Assignee: Sony Semiconductor Solutions CorporationInventors: Keita Sasaki, Naoki Kawazu, Masaki Murozuka, Yuichi Motohashi
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Publication number: 20230336867Abstract: Provided is an imaging device that includes an imaging unit that performs an imaging operation, a data generator that generates first power supply voltage data corresponding to a first power supply voltage and a flag generation section that generates a flag signal for the first power supply voltage by comparing the first power supply voltage data and first reference data. The first power supply voltage is supplied to the imaging unit.Type: ApplicationFiled: June 20, 2023Publication date: October 19, 2023Inventors: NAOKI KAWAZU, KEITA SASAKI, TAKUMI OKA, YUICHI MOTOHASHI, ATSUSHI SUZUKI
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Patent number: 11729496Abstract: Provided is an imaging device that includes an imaging unit that performs an imaging operation, a data generator that generates first power supply voltage data corresponding to a first power supply voltage and a flag generation section that generates a flag signal for the first power supply voltage by comparing the first power supply voltage data and first reference data. The first power supply voltage is supplied to the imaging unit.Type: GrantFiled: May 3, 2022Date of Patent: August 15, 2023Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Naoki Kawazu, Keita Sasaki, Takumi Oka, Yuichi Motohashi, Atsushi Suzuki
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Publication number: 20230254442Abstract: An imaging device capable of reporting more reliably an occurrence of trouble is provided. The imaging device of the present disclosure includes an imaging sensor configured to generate image data, a diagnosis circuit configured to perform diagnosis processing for the imaging sensor and an output circuit configured to output a flag signal corresponding to a result of the diagnosis processing, wherein the flag signal is set to a ground level signal in response to the result of the diagnosis processing indicating an error.Type: ApplicationFiled: April 13, 2023Publication date: August 10, 2023Applicant: Sony Semiconductor Solutions CorporationInventors: Naoki Kawazu, Masaki Murozuka, Yuichi Motohashi, Atsushi Suzuki
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Patent number: 11722799Abstract: An imaging device having first and second pixels is described. The first pixel includes a first transfer transistor, a first reset transistor, a first amplifier transistor and a first select transistor. The second pixel includes a first photoelectric conversion element, a second transfer transistor, a second reset transistor, a second amplifier transistor and a second select transistor.Type: GrantFiled: December 12, 2022Date of Patent: August 8, 2023Assignee: Sony Semiconductor Solutions CorporationInventors: Naoki Kawazu, Motonobu Torii, Yuichi Motohashi, Atsushi Suzuki, Junichiro Azami
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Patent number: 11711633Abstract: An imaging device includes an imaging unit that generates image data on the basis of a first power voltage, an image processing unit that performs image processing on the image data on the basis of a second power voltage, a reference voltage generating unit that generates a first reference voltage on the basis of the first power voltage and a first flag generating unit that generates a first flag signal for the second power voltage on the basis of a comparison of the second power voltage and the first reference voltage and configured to output the first flag signal.Type: GrantFiled: August 24, 2022Date of Patent: July 25, 2023Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Naoki Kawazu, Mohammad Munirul Haque, Yuichi Motohashi, Atsushi Suzuki
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Patent number: 11686630Abstract: To obtain an imaging device that can improve temperature detection accuracy. An imaging device of the present disclosure includes a processing unit formed on a first semiconductor substrate and capable of performing predetermined image processing on the basis of image data obtained by an imaging unit, a temperature sensor formed on the first semiconductor substrate and capable of generating a detection signal according to a temperature, and a first pad electrode formed on the first semiconductor substrate and electrically insulated from a circuit formed on the first semiconductor substrate.Type: GrantFiled: January 23, 2019Date of Patent: June 27, 2023Assignee: Sony Semiconductor Solutions CorporationInventors: Naoki Kawazu, Keita Sasaki, Takumi Oka, Mohammad Munirul Haque, Nobuhiko Fujimori, Makoto Satou, Masahiro Baba, Satoshi Yamamoto, Yuichi Motohashi, Atsushi Suzuki
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Patent number: 11671555Abstract: To obtain imaging device capable of reporting more reliably an occurrence of trouble. The imaging device of the present disclosure includes an imaging sensor configured to generate image data, a diagnosis circuit configured to perform diagnosis processing for the imaging sensor and an output circuit configured to output a flag signal corresponding to a result of the diagnosis processing, wherein the flag signal is set to a ground level signal in response to the result of the diagnosis processing indicating an error.Type: GrantFiled: February 5, 2019Date of Patent: June 6, 2023Assignee: Sony Semiconductor Solutions CorporationInventors: Naoki Kawazu, Masaki Murozuka, Yuichi Motohashi, Atsushi Suzuki
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Publication number: 20230112723Abstract: An imaging device having first and second pixels is described. The first pixel includes a first transfer transistor, a first reset transistor, a first amplifier transistor and a first select transistor. The second pixel includes a first photoelectric conversion element, a second transfer transistor, a second reset transistor, a second amplifier transistor and a second select transistor.Type: ApplicationFiled: December 12, 2022Publication date: April 13, 2023Applicant: Sony Semiconductor Solutions CorporationInventors: Naoki Kawazu, Motonobu Torii, Yuichi Motohashi, Atsushi Suzuki, Junichiro Azami
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Publication number: 20230071178Abstract: The present technology relates to a signal processing device, a signal processing method, and a program for enabling reduction of a processing load while ensuring safety. The signal processing device includes a control unit configured to acquire designation information indicating a designated portion to be encrypted in output data and an encryption processing unit configured to encrypt the designated portion indicated by the designation information in the output data using a key. Furthermore, the designated portion indicated by the designation information is changed with time. The present technology can be applied to an in-vehicle camera.Type: ApplicationFiled: November 14, 2022Publication date: March 9, 2023Inventors: TATSUYA KANEKO, YUICHI MOTOHASHI
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Publication number: 20220408045Abstract: An imaging device includes an imaging unit that generates image data on the basis of a first power voltage, an image processing unit that performs image processing on the image data on the basis of a second power voltage, a reference voltage generating unit that generates a first reference voltage on the basis of the first power voltage and a first flag generating unit that generates a first flag signal for the second power voltage on the basis of a comparison of the second power voltage and the first reference voltage and configured to output the first flag signal.Type: ApplicationFiled: August 24, 2022Publication date: December 22, 2022Inventors: NAOKI KAWAZU, MOHAMMAD MUNIRUL HAQUE, YUICHI MOTOHASHI, ATSUSHI SUZUKI
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Patent number: 11463647Abstract: An imaging device includes an imaging unit that generates image data on the basis of a first power voltage, an image processing unit that performs image processing on the image data on the basis of a second power voltage, a reference voltage generating unit that generates a first reference voltage on the basis of the first power voltage, and a first flag generating unit that generates a first flag signal for the second power voltage on the basis of a comparison of the second power voltage and the first reference voltage and outputs the first flag signal.Type: GrantFiled: January 31, 2019Date of Patent: October 4, 2022Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Naoki Kawazu, Mohammad Munirul Haque, Yuichi Motohashi, Atsushi Suzuki
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Publication number: 20220279121Abstract: Provided is an imaging device that includes an imaging unit that performs an imaging operation, a data generator that generates first power supply voltage data corresponding to a first power supply voltage and a flag generation section that generates a flag signal for the first power supply voltage by comparing the first power supply voltage data and first reference data. The first power supply voltage is supplied to the imaging unit.Type: ApplicationFiled: May 3, 2022Publication date: September 1, 2022Inventors: NAOKI KAWAZU, KEITA SASAKI, TAKUMI OKA, YUICHI MOTOHASHI, ATSUSHI SUZUKI
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Patent number: 11343427Abstract: An imaging device according to the present disclosure includes: an imaging unit configured to perform an imaging operation; a data generator configured to generate first power supply voltage data corresponding to a first power supply voltage; and a flag generation section configured to generate a flag signal for the first power supply voltage by comparing the first power supply voltage data and first reference data. The first power supply voltage is supplied to the imaging unit.Type: GrantFiled: February 5, 2019Date of Patent: May 24, 2022Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Naoki Kawazu, Keita Sasaki, Takumi Oka, Yuichi Motohashi, Atsushi Suzuki
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Patent number: 11330212Abstract: An imaging device according to the present disclosure includes a plurality of pixels each including a first light-receiving element and a second light-receiving element, the plurality of pixels including a first pixel. The imaging device further includes a generating section that generates a first detection value on a basis of a light-receiving result by the first light-receiving element of each of the plurality of pixels, and generates a second detection value on a basis of a light-receiving result by the second light-receiving element of each of the plurality of pixels. The imaging device further includes a diagnosis section that performs a diagnosis processing on a basis of a detection ratio that is a ratio between the first detection value and the second detection value in the first pixel.Type: GrantFiled: October 15, 2018Date of Patent: May 10, 2022Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Naoki Kawazu, Keita Sasaki, Takumi Oka, Mohammad Munirul Haque, Yuichi Motohashi, Atsushi Suzuki
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Publication number: 20220060682Abstract: An imaging device according to an embodiment of the present disclosure includes a pixel array including a plurality of pixels, a scanning control section that controls scanning of the plurality of pixels, and a readout control section that controls reading of the plurality of pixels. The imaging device further includes a first waveform generation part that generates a plurality of control signals for controlling of at least one of the scanning control section or the readout control section, a second waveform generation part that generates a plurality of reference signals, and a failure detection section that detects a failure of the first waveform generation part or the second waveform generation part on a basis of comparison between the plurality of control signals and the plurality of reference signals.Type: ApplicationFiled: December 19, 2019Publication date: February 24, 2022Inventors: Keita Sasaki, Naoki Kawazu, Masaki Murozuka, Yuichi Motohashi
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Publication number: 20210152768Abstract: An imaging system according to the present disclosure includes: an imaging device that is mounted in a vehicle, and captures and generates an image of a peripheral region of the vehicle; and a processing device that is mounted in the vehicle, and executes processing related to a function of controlling the vehicle on the basis of the image. The imaging device includes: a first control line, a first voltage generator that applies a first voltage to the first control line, a first signal line, a plurality of pixels that applies a pixel voltage to the first signal line, a first dummy pixel that applies a voltage corresponding to the first voltage of the first control line to the first signal line in a first period, a converter including a first converter that performs AD conversion on the basis of a voltage of the first signal line in the first period to generate a first digital code, and a diagnosis section that performs diagnosis processing on the basis of the first digital code.Type: ApplicationFiled: October 2, 2020Publication date: May 20, 2021Applicant: Sony Semiconductor Solutions CorporationInventors: Naoki Kawazu, Atsushi Suzuki, Junichiro Azami, Yuichi Motohashi
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Publication number: 20210041305Abstract: To obtain an imaging device that can improve temperature detection accuracy. An imaging device of the present disclosure includes a processing unit formed on a first semiconductor substrate and capable of performing predetermined image processing on the basis of image data obtained by an imaging unit, a temperature sensor formed on the first semiconductor substrate and capable of generating a detection signal according to a temperature, and a first pad electrode formed on the first semiconductor substrate and electrically insulated from a circuit formed on the first semiconductor substrate.Type: ApplicationFiled: January 23, 2019Publication date: February 11, 2021Applicant: Sony Semiconductor Solutions CorporationInventors: Naoki Kawazu, Keita Sasaki, Takumi Oka, Mohammad Munir Haque, Nobuhiko Fujimori, Makoto Satou, Masahiro Baba, Satoshi Yamamoto, Yuichi Motohashi, Atsushi Suzuki