Patents by Inventor Ryo Hiramatsu
Ryo Hiramatsu 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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Patent number: 11569139Abstract: A method includes providing a first wafer including a respective set of first metal bonding pads and at least one first alignment diagnostic structure, providing a second wafer including a respective set of second metal bonding pads and a respective set of second alignment diagnostic structures, overlaying the first wafer and the second wafer, measuring at least one of a current, voltage or contact resistance between the first alignment diagnostic structures and the second alignment diagnostic structures to determine an overlay offset, and bonding the second wafer to the first wafer.Type: GrantFiled: March 8, 2021Date of Patent: January 31, 2023Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.Inventors: Ikue Yokomizo, Michiaki Sano, Kazuto Watanabe, Hajime Yamamoto, Takashi Yamaha, Koichi Ito, Katsuya Kato, Ryo Hiramatsu, Hiroshi Sasaki, Akihiro Tobioka, Liang Li
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Publication number: 20230021587Abstract: Provided is a connector-mounted board manufacturing method for manufacturing a connector-mounted board, the connector-mounted board including a circuit board, on which a terminal and an electronic component are mounted, and a connector housing attached to the terminal. The connector-mounted board manufacturing method includes: executing a mounting process of mounting the terminal and the electronic component on the circuit board; and executing an attaching process of attaching the connector housing to the terminal after the mounting process has been executed.Type: ApplicationFiled: June 9, 2022Publication date: January 26, 2023Applicant: Yazaki CorporationInventor: Ryo HIRAMATSU
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Publication number: 20220285234Abstract: A method includes providing a first wafer including a respective set of first metal bonding pads and at least one first alignment diagnostic structure, providing a second wafer including a respective set of second metal bonding pads and a respective set of second alignment diagnostic structures, overlaying the first wafer and the second wafer, measuring at least one of a current, voltage or contact resistance between the first alignment diagnostic structures and the second alignment diagnostic structures to determine an overlay offset, and bonding the second wafer to the first wafer.Type: ApplicationFiled: March 8, 2021Publication date: September 8, 2022Inventors: Ikue YOKOMIZO, Michiaki SANO, Kazuto WATANABE, Hajime YAMAMOTO, Takashi YAMAHA, Koichi ITO, Katsuya KATO, Ryo HIRAMATSU, Hiroshi SASAKI, Akihiro TOBIOKA, Liang LI
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Publication number: 20220126767Abstract: There are provided a connecting method and an electrical component unit for connecting between a plurality of electrical devices and a determination unit configured to determine a state for each of the plurality of electrical devices. The connecting method includes: providing wire harnesses having a plurality of types for each of which the number of input terminals is different, the wire harnesses being provided with a connector in which an input circuit is built, the input circuit having the input terminals respectively connected to the plurality of electrical devices and outputting a serial signal; selecting one wire harness of the wire harnesses, the one wire harness including the number of the input terminals corresponding to the number of the plurality of electrical devices; and connecting between the plurality of electrical devices and the determination unit via the one wire harness.Type: ApplicationFiled: October 26, 2021Publication date: April 28, 2022Applicant: Yazaki CorporationInventor: Ryo Hiramatsu
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Publication number: 20210291852Abstract: An on-vehicle control system includes lower level control units each including a driver circuit capable of driving each of a plurality of loads and a multiplex communication circuit, an upper level control unit that is connected with each of the plurality of lower level control units via a predetermined communication line and controls the plurality of lower level control units. A first lower level control unit and a second lower level control unit are connected as the plurality of lower level control units. The upper level control unit includes a function allocation unit that allocates a first function to the first lower level control unit and allocates a second function to the second lower level control unit, and a master control unit that controls the first function and the second function by communication.Type: ApplicationFiled: March 17, 2021Publication date: September 23, 2021Inventors: Ryo Hiramatsu, Katsuyuki Iwasaki
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Patent number: 11057978Abstract: An objective of the present invention is to control vehicle cabin lighting with suppressed unnecessary turning on. The objective is achieved by a lighting control system comprising a vehicle cabin lighting for illuminating from above an interior of a vehicle cabin in a vehicle with a front seat and a rear seat; an information acquisition unit for acquiring distance measurement information about the interior of the vehicle cabin from a front side reference position in the vehicle cabin, a determination unit for determining based on the distance measurement information from the information acquisition unit at least whether a front seat passenger sitting on the front seat performed a head turning action in which he turned his head toward a side of the rear seat, and a control unit for performing on/off-control of the vehicle cabin lighting at least based on a determination result from in the determination unit.Type: GrantFiled: March 17, 2020Date of Patent: July 6, 2021Assignee: YAZAKI CORPORATIONInventor: Ryo Hiramatsu
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Patent number: 10988066Abstract: A communication system includes a seat unit configured to be mounted on a seat of a vehicle and to receive power supply from a battery to operate, and a vehicle unit configured to wirelessly communicate with the seat unit. The vehicle unit includes a determination section configured to determine whether communication with the seat unit is necessary, and a command transmission section configured to transmit to the seat unit a transmission command requesting the seat unit to transmit information on an electronic device mounted on the seat during a period in which the determination section determines that the communication with the seat unit is necessary. The seat unit is configured to transmit the information on the electronic device upon receipt of the transmission command.Type: GrantFiled: March 19, 2020Date of Patent: April 27, 2021Assignee: YAZAKI CORPORATIONInventor: Ryo Hiramatsu
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Patent number: 10976993Abstract: Audio control system and audio control method that can appropriately control sound volume of an audio part while preventing inaccurate determination regarding condition of a passenger are provided. An audio control system includes an audio part installed in a compartment of a vehicle, a photographing part that photographs the compartment from a front side reference position in the compartment and obtains a photographed image also representing distance to an object within a photographing range in the compartment, a determination part that determines, based on the photographed image obtained by the photographing part, at least one of whether or not a passenger other than a driver in the vehicle is asleep and whether or not the passenger is making a call on a mobile phone, and a control part that turns down sound volume of the audio part if the determination part determined the passenger is asleep or making a call.Type: GrantFiled: March 17, 2020Date of Patent: April 13, 2021Assignee: YAZAKI CORPORATIONInventor: Ryo Hiramatsu
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Publication number: 20200331373Abstract: A communication system includes a seat unit configured to be mounted on a seat of a vehicle and to receive power supply from a battery to operate, and a vehicle unit configured to wirelessly communicate with the seat unit. The vehicle unit includes a determination section configured to determine whether communication with the seat unit is necessary, and a command transmission section configured to transmit to the seat unit a transmission command requesting the seat unit to transmit information on an electronic device mounted on the seat during a period in which the determination section determines that the communication with the seat unit is necessary. The seat unit is configured to transmit the information on the electronic device upon receipt of the transmission command.Type: ApplicationFiled: March 19, 2020Publication date: October 22, 2020Inventor: Ryo Hiramatsu
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Publication number: 20200337139Abstract: An objective of the present invention is to control vehicle cabin lighting with suppressed unnecessary turning on. The objective is achieved by a lighting control system comprising a vehicle cabin lighting for illuminating from above an interior of a vehicle cabin in a vehicle with a front seat and a rear seat; an information acquisition unit for acquiring distance measurement information about the interior of the vehicle cabin from a front side reference position in the vehicle cabin, a determination unit for determining based on the distance measurement information from the information acquisition unit at least whether a front seat passenger sitting on the front seat performed a head turning action in which he turned his head toward a side of the rear seat, and a control unit for performing on/off-control of the vehicle cabin lighting at least based on a determination result from in the determination unit.Type: ApplicationFiled: March 17, 2020Publication date: October 22, 2020Applicant: Yazaki CorporationInventor: Ryo HIRAMATSU
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Publication number: 20200334002Abstract: Audio control system and audio control method that can appropriately control sound volume of an audio part while preventing inaccurate determination regarding condition of a passenger are provided. An audio control system includes an audio part installed in a compartment of a vehicle, a photographing part that photographs the compartment from a front side reference position in the compartment and obtains a photographed image also representing distance to an object within a photographing range in the compartment, a determination part that determines, based on the photographed image obtained by the photographing part, at least one of whether or not a passenger other than a driver in the vehicle is asleep and whether or not the passenger is making a call on a mobile phone, and a control part that turns down sound volume of the audio part if the determination part determined the passenger is asleep or making a call.Type: ApplicationFiled: March 17, 2020Publication date: October 22, 2020Applicant: Yazaki CorporationInventor: Ryo HIRAMATSU
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Publication number: 20200324614Abstract: An air conditioning control system includes: an air conditioner that blows wind at a set temperature into an interior of a cabin of a vehicle; an information acquisition unit that acquires distance measurement information inside the cabin from a front reference position in the cabin; a position acquisition unit that acquires a three-dimensional position of a head of a passenger inside the cabin based on the distance measurement information; and a control unit that controls an air blowing direction of the air conditioner based on at least the position acquired by the position acquisition unit.Type: ApplicationFiled: March 9, 2020Publication date: October 15, 2020Applicant: Yazaki CorporationInventor: Ryo Hiramatsu
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Publication number: 20200324696Abstract: An objective of the present invention is to suppress judgment omissions, determine the presence or absence of a bending action of a passenger, and control a foot lighting. The objective is achieved by a lighting control system comprising a foot lighting for illuminating a lower area of a seat installed in a vehicle cabin of a vehicle, an information acquisition unit for acquiring distance measurement information of an interior of the vehicle cabin from a front side reference position in a vehicle cabin, a determination unit for determining based on the distance measurement information at least whether a passenger of the vehicle has performed a bending action for moving his head forward and downward or not, and a control unit for performing on/off-control of the foot lighting based on a determination result by at least the determination unit.Type: ApplicationFiled: March 10, 2020Publication date: October 15, 2020Applicant: Yazaki CorporationInventor: Ryo HIRAMATSU
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Publication number: 20200321324Abstract: A bonded assembly includes a first stack containing a first semiconductor die bonded to a second semiconductor die along a stacking direction, first external bonding pads formed within the first semiconductor die, and bonding connection wires. Each of the bonding connection wires extends over a sidewall of the first semiconductor die and protrudes into the first semiconductor die through the sidewall of the first semiconductor die to contact a respective one of the first external bonding pads.Type: ApplicationFiled: April 2, 2019Publication date: October 8, 2020Inventors: Michiaki Sano, Takashi YAMAHA, Koichi ITO, Ikue YOKOMIZO, Ryo HIRAMATSU, Kazuto WATANABE, Katsuya KATO, Hajime YAMAMOTO, Hiroshi SASAKI
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Patent number: 10797035Abstract: A bonded assembly includes a first stack containing a first semiconductor die bonded to a second semiconductor die along a stacking direction, first external bonding pads formed within the first semiconductor die, and bonding connection wires. Each of the bonding connection wires extends over a sidewall of the first semiconductor die and protrudes into the first semiconductor die through the sidewall of the first semiconductor die to contact a respective one of the first external bonding pads.Type: GrantFiled: April 2, 2019Date of Patent: October 6, 2020Assignee: SANDISK TECHNOLOGIES LLCInventors: Michiaki Sano, Takashi Yamaha, Koichi Ito, Ikue Yokomizo, Ryo Hiramatsu, Kazuto Watanabe, Katsuya Kato, Hajime Yamamoto, Hiroshi Sasaki
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Patent number: 10790296Abstract: A bonded structure may be formed by measuring die areas of first semiconductor dies on a wafer at a measurement temperature, generating a two-dimensional map of local target temperatures that are estimated to thermally adjust a die area of each of the first semiconductor dies to a target die area, loading the wafer to a bonding apparatus comprising at least one temperature sensor, and iteratively bonding a plurality of second semiconductor dies to a respective one of the first semiconductor dies by sequentially adjusting a temperature of the wafer to a local target temperature of a respective first semiconductor die that is bonded to a respective one of the second semiconductor dies. An apparatus for forming such a bonded structure may include a computer, a chuck for holding the wafer, a die attachment unit, and a temperature control mechanism.Type: GrantFiled: May 21, 2019Date of Patent: September 29, 2020Assignee: SANDISK TECHNOLOGIES LLCInventors: Takashi Yamaha, Katsuya Kato, Kazuto Watanabe, Hajime Yamamoto, Michiaki Sano, Koichi Ito, Ikue Yokomizo, Ryo Hiramatsu, Hiroshi Sasaki
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Patent number: 4577121Abstract: A differential circuit, such as a comparator circuit or an operational amplifier circuit, including an output-error preventing circuit having an npn transistor and a constant voltage source. The output of the differential circuit is kept at the correct value corresponding to the difference of two inputs of the differential circuit, even if one of the two inputs becomes negative.Type: GrantFiled: December 17, 1982Date of Patent: March 18, 1986Assignee: Fujitsu LimitedInventors: Yoshiaki Sano, Isamu Omura, Ryo Hiramatsu