Patents by Inventor Shuichi Yoshikawa
Shuichi Yoshikawa 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: 11906636Abstract: Provided is a vehicle sensor mounting structure by which a GNSS antenna and at least one external sensor are mounted on a roof of a vehicle, the at least one external sensor being configured to detect an external state of the vehicle. The vehicle sensor mounting structure includes: a first wiring hole into which a sensor wiring line of the at least one external sensor is drawn to be placed under the roof, the first wiring hole being formed in the roof; and a second wiring hole into which an antenna wiring line of the GNSS antenna is drawn to be placed under the roof, the second wiring hole being formed in the roof.Type: GrantFiled: May 27, 2021Date of Patent: February 20, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shoichi Hayasaka, Keisuke Hokai, Hiromitsu Urano, Shuichi Yoshikawa
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Patent number: 11834011Abstract: A sensor cleaning system cleans a sensor surface of an external sensor mounted on a vehicle. Specifically, the sensor cleaning system estimates a water droplet amount of a water droplet adhering to the sensor surface of the external sensor. The sensor cleaning system determines whether a cleaning start condition is satisfied based on the water droplet amount. The sensor cleaning system executes a cleaning process of cleaning the sensor surface when the cleaning start condition based on the water droplet amount is satisfied.Type: GrantFiled: January 27, 2022Date of Patent: December 5, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shoichi Hayasaka, Hiromitsu Urano, Shuichi Yoshikawa
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Publication number: 20220306046Abstract: A sensor cleaning system cleans a sensor surface of an external sensor mounted on a vehicle. Specifically, the sensor cleaning system estimates a water droplet amount of a water droplet adhering to the sensor surface of the external sensor. The sensor cleaning system determines whether a cleaning start condition is satisfied based on the water droplet amount. The sensor cleaning system executes a cleaning process of cleaning the sensor surface when the cleaning start condition based on the water droplet amount is satisfied.Type: ApplicationFiled: January 27, 2022Publication date: September 29, 2022Inventors: Shoichi Hayasaka, Hiromitsu Urano, Shuichi Yoshikawa
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Publication number: 20220176768Abstract: A vehicle includes an outside sensor configured to acquire information on an outside circumstance of the vehicle, a vehicle height adjusting device configured to adjust a vehicle height, and a control device configured to control the vehicle. The control device is configured to control the vehicle height adjusting device such that the vehicle height becomes a vehicle height corresponding to a platform condition at a predetermined stop position when the vehicle stops at the predetermined stop position. The control device is configured to control the vehicle height adjusting device based on a height of an obstacle such that the obstacle does not interfere with the vehicle when the obstacle is detected at the predetermined stop position by the outside sensor.Type: ApplicationFiled: November 23, 2021Publication date: June 9, 2022Inventors: Keisuke Hokai, Hiromitsu Urano, Kunihito Satou, Masahiro Harada, Hojung Jung, Shuichi Yoshikawa
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Publication number: 20220035047Abstract: Provided is a vehicle sensor mounting structure by which a GNSS antenna and at least one external sensor are mounted on a roof of a vehicle, the at least one external sensor being configured to detect an external state of the vehicle. The vehicle sensor mounting structure includes: a first wiring hole into which a sensor wiring line of the at least one external sensor is drawn to be placed under the roof, the first wiring hole being formed in the roof; and a second wiring hole into which an antenna wiring line of the GNSS antenna is drawn to be placed under the roof, the second wiring hole being formed in the roof.Type: ApplicationFiled: May 27, 2021Publication date: February 3, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shoichi Hayasaka, Keisuke Hokai, Hiromitsu Urano, Shuichi Yoshikawa
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Publication number: 20220003843Abstract: A laser radar mounting structure is a structure in which a first laser radar and a second laser radar for detecting an object around a vehicle are mounted to the vehicle. A detection direction of the first laser radar and a detection direction of the second laser radar are the same as each other. The first laser radar and the second laser radar are mounted such that a first light emitting unit and a second light emitting unit are located at different height positions.Type: ApplicationFiled: June 4, 2021Publication date: January 6, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Keisuke HOKAI, Shoichi HAYASAKA, Hiromitsu URANO, Shuichi YOSHIKAWA
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Patent number: 7540878Abstract: A thermotherapy device has a plurality of heat generation portions disposed on a flexible band-like body, the heat generation portions each comprising a base sheet and an oxygen permeable sheet forming the flexible band-like body, a bag-like accommodation portion formed between the base sheet and the oxygen permeable sheet, and a composition that generates heat filled in the accommodation portion, wherein the filling ratio R satisfies expression (1) below and is less than 0.7, and the heating value of the exothermic composition is not less than 0.26 kcal/cm2 per planar area of the accommodation portion: R??0.016S+0.94??(1) wherein S is the planar area of the accommodation portion of the exothermic composition (unit: cm2), and R is defined by the following expression: R=(mass of the exothermic composition in the accommodation portion)/(maximum mass of the exothermic composition that can be filled in the accommodation portion).Type: GrantFiled: January 5, 2006Date of Patent: June 2, 2009Inventors: Atsushi Matsuo, Shuichi Yoshikawa, Yuka Kitamoto
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Publication number: 20060173519Abstract: A thermotherapy device has a plurality of heat generation portions disposed on a flexible band-like body, the heat generation portions each comprising a base sheet and an oxygen permeable sheet forming the flexible band-like body, a bag-like accommodation portion formed between the base sheet and the oxygen permeable sheet, and a composition that generates heat filled in the accommodation portion, wherein the filling ratio Rsatisfies expression (1) below and is less than 0.7, and the heating value of the exothermic composition is not less than 0.26 kcal/cm2 per planar area of the accommodation portion: R??0.016S+0.94??(1) wherein S is the planar area of the accommodation portion of the exothermic composition (unit: cm2), and R is defined by the following expression: R=(mass of the exothermic composition in the accommodation portion)/(maximum mass of the exothermic composition that can be filled in the accommodation portion).Type: ApplicationFiled: January 5, 2006Publication date: August 3, 2006Applicant: KOBAYASHI PHARMACEUTICAL CO., LTD.Inventors: Atsushi Matsuo, Shuichi Yoshikawa, Yuka Kitamoto
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Patent number: 6424240Abstract: A surface acoustic wave filter device comprising a plurality of surface acoustic wave filters 3, 51, 52 formed on a common piezoelectric substrate 13, each of the surface acoustic wave filters comprising, as arranged on a surface of the piezoelectric substrate 13, a plurality of interdigital electrodes 31-33, 53-55, 56-58 and grating reflectors 61, 67, 64, 65, 66 at opposite sides of the electrode arrangement with respect to the direction of propagation of surface acoustic waves. The two surface acoustic wave filters 3, 51 which are adjacent to each other share one grating reflector 67 as the grating reflector to be disposed at one of the opposite sides of the electrode arrangement of each of the adjacent filters, whereby the device can be made more compact than conventionally without greatly altering the design of the filters or impairing the performance thereof.Type: GrantFiled: March 28, 2000Date of Patent: July 23, 2002Assignees: Sanyo Electric Co., Ltd., Sanyo Electronic Components Co., Ltd.Inventor: Shuichi Yoshikawa
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Publication number: 20020055949Abstract: A transfer terminal transferring information through a storage medium is separately provided for a game terminal executing a game. The transfer terminal communicates with a server, for example, through a data communication path. When an acquisition request for additional data related to a game program is transmitted from the transfer terminal to the server, the server transmits the additional data together with advertisement data related to the game program. The transfer terminal receives the contents transmitted from the server and writes to the storage medium. Thereafter, the storage medium is mounted on the game terminal and accessed, so that the additional data and the advertisement data are supplied to the game terminal. When the user executes the game using the additional data by operating the game terminal, advertisement image based on the supplied advertisement data is displayed for the user.Type: ApplicationFiled: December 6, 2001Publication date: May 9, 2002Inventors: Masashi Shiomi, Shuichi Yoshikawa, Teruaki Morita, Masayuki Ehiro
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Publication number: 20010037372Abstract: A data transfer system of the present invention includes a server and a terminal adapter capable of mutually transferring data to each other; the server accesses the terminal adapter at a prescribed dialing time, and determines an instruction for sending first data to the terminal adapter and an instruction for receiving second data from the terminal adapter so as to send the first data to the terminal adapter and receive the second data from the terminal adapter.Type: ApplicationFiled: February 28, 2001Publication date: November 1, 2001Inventors: Yorihito Tachi, Yasushi Shima, Shuichi Yoshikawa, Junji Tanaka
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Patent number: 5962373Abstract: A precursor is made from a plurality of materials having different vapor pressures. The precursor and a source material are placed in a closed heat treatment furnace. The source material is materials which are the same as some of the materials contained in the precursor and having particular vapor pressures. The precursor and source material is thermally treated in the furnace while the source material is being supplied, so the particular materials in the precursor have their evaporation suppressed, thereby forming compounds. The compounds may be oxide superconductors, oxide dielectric, and so on.Type: GrantFiled: March 22, 1996Date of Patent: October 5, 1999Assignee: Sanyo Electric Co., Ltd.Inventors: Masaaki Nemoto, Shuichi Yoshikawa, Ryokan Yuasa, Isao Yoshida, Yorinobu Yoshisato
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Patent number: 5634085Abstract: In a signal reproducing device for reproducing voice signals from vector-quantized coded data, transferred or recorded coded data is extracted one by one, and the coded data extracted are given as initial values to a recurrence equation to generate a pattern composed of a predetermined number of data for every initial value. The thus generated patterns are sequentially output as reproduction data.Type: GrantFiled: August 27, 1993Date of Patent: May 27, 1997Assignee: Sharp Kabushiki KaishaInventors: Shuichi Yoshikawa, Yasumoto Murata, Yuji Nishiwaki
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Patent number: 5592544Abstract: A DTMF signal judging apparatus includes a first power calculator, and second power calculator and a judging apparatus. The first power calculator calculates the overall power of an input signal or the power of the input signal outside the DTMF frequency band. The second power calculator calculates the power in the DTMF frequency band; or more specifically, calculates the power in both the higher and lower frequency band portions of the DTMF frequency band. The judging apparatus then compares the output from the first and second calculators, and determines whether the input signal is a DTMF signal based on the comparison.Type: GrantFiled: May 25, 1995Date of Patent: January 7, 1997Assignee: Sharp Kabushiki KaishaInventors: Yasumoto Murata, Michio Ikeuchi, Shuichi Yoshikawa, Masahiko Watanabe
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Patent number: 5588052Abstract: A DTMF signal judging apparatus includes a first power calculator, and second power calculator and a judging apparatus. The first power calculator calculates the overall power of an input signal or the power of the input signal outside the DTMF frequency band. The second power calculator calculates the power in the DTMF frequency band; or more specifically, calculates the power in both the higher and lower frequency band portions of the DTMF frequency band. The judging apparatus then compares the output from the first and second calculators, and determines whether the input signal is a DTMF signal based on the comparison.Type: GrantFiled: February 3, 1995Date of Patent: December 24, 1996Assignee: Sharp Kabushiki KaishaInventors: Yasumoto Murata, Michio Ikeuchi, Shuichi Yoshikawa, Masahiko Watanabe
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Patent number: 5504835Abstract: A voice reproducing device includes a data generator for sequentially providing digital data as an initial value to a recurrence equation and for generating a prescribed number of data with each given an initial value, a decoder for controlling the polarity of its output and the output time thereof in accordance with the data generated by the data generator and for outputting a pulse accordingly, and an analog integrating circuit for integrating the pulse output from the decoder.Type: GrantFiled: May 19, 1992Date of Patent: April 2, 1996Assignee: Sharp Kabushiki KaishaInventors: Shuichi Yoshikawa, Takahiko Nakano, Yasumoto Murata
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Patent number: 5428680Abstract: A DTMF signal receiving apparatus includes a DTMF signal receiver; and a DTMF signal judging circuit. The DTMF signal receiver includes an input section for receiving an input signal from an external apparatus; a plurality of first band-pass filters connected to the input section; a plurality of second band-pass filters connected to the input section; and an output section connected to the plurality of the first band-pass filters and the plurality of the second band-pass filters, for outputting a code based on a plurality of outputs from the plurality of the first band-pass filters and the plurality of the second band-pass filters.Type: GrantFiled: August 4, 1993Date of Patent: June 27, 1995Assignee: Sharp Kabushiki KaishaInventors: Yasumoto Murata, Michio Ikeuchi, Shuichi Yoshikawa
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Patent number: 5404315Abstract: A sound gain control device for automatically controlling a gain by which an output signal from a sound CODEC is multiplied is provided. Sound signals from a sound input device are processed by a non-linear conversion circuit so that the sound signals with small amplitudes are enlarged by extending the amplitudes and the time axis thereof, thereby to average the incidence probabilities of amplitudes. Then, a proper amplitude for a gain control is calculated based on the averaged signals by an amplitude calculating circuit, and a gain corresponding to the calculated amplitude is determined by a gain determining circuit and sent as a amplitude coefficient to a multiplier to which the sound signals from the sound input device are input through a sound CODEC.Type: GrantFiled: April 30, 1992Date of Patent: April 4, 1995Assignee: Sharp Kabushiki KaishaInventors: Takahiko Nakano, Shuichi Yoshikawa
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Patent number: 5361323Abstract: In a signal encoding device, a voice signal is divided into subsignals each comprising a predetermined number of successive samples, and data trains are generated by giving initial values to a recurrence equation. The generated data trains are divided into patterns each comprising the same number of samples as the predetermined number. The distance between each pattern produced by the pattern dividing unit and each of the subsignals are calculated. The pattern that provides the smallest distance with respect to each of the subsignals is identified, and the initial value set in the recurrence equation for generation of the data train that constitutes the pattern is output as coded data representing the respective subsignal.Type: GrantFiled: November 29, 1991Date of Patent: November 1, 1994Assignee: Sharp Kabushiki KaishaInventors: Yasumoto Murata, Shuichi Yoshikawa, Yuji Nishiwaki, Shuichi Kawama, Tomokazu Morio, Atsunori Kitoh
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Patent number: 5353338Abstract: A modem including an identification signal detection section for detecting a specific identification signal during data transmission, a mode switching section for switching the mode from data transmit mode to control command accept mode when the identification signal is detected singly, and an identification signal deleting section for deleting one identification signal from the transmit data when successive identification signals are detected. During data transmission, the mode can be switched over to the control command accept mode by sending a specific identification signal from the data terminal equipment.Type: GrantFiled: April 16, 1992Date of Patent: October 4, 1994Assignee: Sharp Kabushiki KaishaInventors: Takahiko Nakano, Shuichi Yoshikawa