Patents by Inventor Hiroyuki Senda
Hiroyuki Senda 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: 9446673Abstract: A lock mechanism, when a restricting member is being moved to a predetermined position which corresponds to one of a locked state or an unlocked state, imparts a torque, using a motor, to move the restricting member from an inner-side position near the predetermined position to the predetermined position using a toggle spring disposed between the restricting member and a vehicle body side.Type: GrantFiled: June 5, 2013Date of Patent: September 20, 2016Assignees: Nissan Motor Co., Ltd., Mitsuba CorporationInventors: Tsuyoshi Nakajima, Tsuyoshi Maruyama, Hiroyuki Senda
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Publication number: 20150197157Abstract: A lock mechanism, when a restricting member is being moved to a predetermined position which corresponds to one of a locked state or an unlocked state, imparts a torque, using a motor, to move the restricting member from an inner-side position near the predetermined position to the predetermined position using a toggle spring disposed between the restricting member and a vehicle body side.Type: ApplicationFiled: June 5, 2013Publication date: July 16, 2015Inventors: Tsuyoshi Nakajima, Tsuyoshi Maruyama, Hiroyuki Senda
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Patent number: 7206993Abstract: A decoding device compares the number of errors estimated from input data syndromes by an error number estimation section with the number of errors computed by an error number computation section during decoding process, performs error correction by an error correction section based on this comparison result and the input data syndromes, performs a syndrome computation for error corrected data by a syndrome computation section again to obtain corrected data syndromes, and outputs input data as second corrected data when erroneous correction is performed or the estimated number of errors differs from the computed number of errors.Type: GrantFiled: November 17, 2003Date of Patent: April 17, 2007Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Hiroyuki Senda, Toshihiko Fukuoka
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Publication number: 20060031742Abstract: Improper correction is avoided in decoding of an extended Reed-Solomon code. The decoding device includes: a syndrome computation section for computing input data syndromes from input data and corrected data syndromes from first corrected data obtained from the input data; an evaluator/locator polynomial deriving section for outputting coefficients at each order of an error evaluator polynomial and an error locator polynomial obtained based on the input data syndromes, as well as error magnitudes; a Chien search section for outputting roots of the error locator polynomial; and an error correction section for outputting data obtained by performing error correction for the input data when the input data has an error while otherwise outputting the input data, as the first corrected data, and also outputting the input data obtained by restoration when the first corrected data has an error while otherwise outputting the first corrected data, as second corrected data.Type: ApplicationFiled: October 6, 2005Publication date: February 9, 2006Applicant: Matsushita Electric Industrial Co., Ltd.Inventors: Toshihiko Fukuoka, Hiroyuki Senda
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Publication number: 20040199857Abstract: A decoding device compares the number of errors estimated from input data syndromes by an error number estimation section with the number of errors computed by an error number computation section during decoding process, performs error correction by an error correction section based on this comparison result and the input data syndromes, performs a syndrome computation for error corrected data by a syndrome computation section again to obtain corrected data syndromes, and outputs input data as second corrected data when erroneous correction is performed or the estimated number of errors differs from the computed number of errors.Type: ApplicationFiled: November 17, 2003Publication date: October 7, 2004Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.Inventors: Hiroyuki Senda, Toshihiko Fukuoka
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Publication number: 20040158798Abstract: The present invention provides an error correction circuit for receiving and decoding a trellis-encoded signal of a series of data Zq, Zq−1, . . . ,Z1 which comprises convolutional-encoded bits and unencoded bits, the convolutional-encoded bits being obtained by convolutional-encoding lower t bits Xt, Xt−1, . . . ,X1 of an input p-bit series of data Xp, Xp−1, . . . ,X1 (where p≧2, q≧p, and p>t≧1), and the unencoded bits being obtained by not convolutional-encoding upper (p-t) bits thereof. The circuit includes: a maximum likelihood decoder for preselecting one of m parallel paths of transition from state x at time k to state y at time k+1.Type: ApplicationFiled: February 5, 2004Publication date: August 12, 2004Inventors: Hiroyuki Senda, Akira Kisoda, Takehiro Kamada
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Patent number: 6738949Abstract: The present invention provides an error correction circuit for receiving and decoding a trellis-encoded signal of a series of data Zq, Zq−1, . . . ,Z1 which comprises convolutional-encoded bits and unencoded bits, the convolutional-encoded bits being obtained by convolutional-encoding lower t bits Xt, Xt−1, . . . ,X1 of an input p-bit series of data Xp, Xp−1, . . . , X1 (where p≧2, q≧p, and p>t≧1), and the unencoded bits being obtained by not convolutional-encoding upper (p-t) bits thereof. The circuit includes: a maximum likelihood decoder for preselecting one of m parallel paths of transition from state x at time k to state y at time k+1.Type: GrantFiled: May 13, 1999Date of Patent: May 18, 2004Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Hiroyuki Senda, Akira Kisoda, Takehiro Kamada
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Patent number: 6619613Abstract: Gas flow control apparatus that includes a gas flow control unit having a gas flow adjusting capability and a gas closing capability of selectively opening and closing a gas. A stepping motor is used for driving the gas flow control unit. A drive control unit is provided for controlling the stepping motor. The gas flow control unit is capable of adjusting the gas flow in multiple stages by selectively opening and closing one of a plurality of gas flow adjusting holes and also capable of varying the gas flow in multiple stages by selectively opening and closing one of the plural gas flow adjusting holes according to a number of pulses of the stepping motor.Type: GrantFiled: May 23, 2001Date of Patent: September 16, 2003Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Yoshio Akamatsu, Naoto Naganuma, Mitsumasa Matsumura, Yoshiteru Kagomoto, Hiroyuki Senda, Mitsuo Yokohata, Kazuyoshi Hatano, Tadashi Yanagisawa, Kouichi Murakami
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Publication number: 20030145272Abstract: Improper correction is avoided in decoding of an extended Reed-Solomon code. The decoding device includes: a syndrome computation section for computing input data syndromes from input data and corrected data syndromes from first corrected data obtained from the input data; an evaluator/locator polynomial deriving section for outputting coefficients at each order of an error evaluator polynomial and an error locator polynomial obtained based on the input data syndromes, as well as error magnitudes; a Chien search section for outputting roots of the error locator polynomial; and an error correction section for outputting data obtained by performing error correction for the input data when the input data has an error while otherwise outputting the input data, as the first corrected data, and also outputting the input data obtained by restoration when the first corrected data has an error while otherwise outputting the first corrected data, as second corrected data.Type: ApplicationFiled: September 27, 2002Publication date: July 31, 2003Inventors: Toshihiko Fukuoka, Hiroyuki Senda
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Patent number: 6498103Abstract: A method for manufacturing a solid-state imaging device includes forming a transfer channel portion and a light-receiving portion in a silicon substrate; forming a silicon oxide film on the silicon substrate; forming a silicon nitride film on the silicon oxide film, the silicon nitride film acting as a gate insulating film together with the silicon oxide film above the transfer channel portion and acting as an anti-reflection film above the light-receiving portion; forming a protection film on the silicon nitride film; forming a polysilicon film above the silicon nitride film via the protection film at least above the light-receiving portion; and etching the polysilicon film so as to form a transfer electrode above the transfer channel portion. The etching of the polysilicon film is carried out so that the polysilicon film is removed above the light-receiving portion while the protection portion remains.Type: GrantFiled: July 11, 2001Date of Patent: December 24, 2002Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Rieko Nishio, Takumi Yamaguchi, Toshihiro Kuriyama, Hiroyuki Senda
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Publication number: 20020152441Abstract: The present invention provides an error correction circuit for receiving and decoding a trellis-encoded signal of a series of data Zq, Zq−1, . . . ,Z1 which comprises convolutional-encoded bits and unencoded bits, the convolutional-encoded bits being obtained by convolutional-encoding lower t bits Xt, Xt−1, . . . ,X1 of an input p-bit series of data Xp, Xp−1, . . . , X1 (where p≧2, q≧p, and p>t≧1), and the unencoded bits being obtained by not convolutional-encoding upper (p-t) bits thereof. The circuit includes: a maximum likelihood decoder for preselecting one of m parallel paths of transition from state x at time k to state y at time k+1.Type: ApplicationFiled: May 13, 1999Publication date: October 17, 2002Inventors: HIROYUKI SENDA, AKIRA KISODA, TAKEHIRO KAMADA
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Publication number: 20020072239Abstract: A method for manufacturing a solid-state imaging device includes forming a transfer channel portion and a light-receiving portion in a silicon substrate; forming a silicon oxide film on the silicon substrate; forming a silicon nitride film on the silicon oxide film, the silicon nitride film acting as a gate insulating film together with the silicon oxide film above the transfer channel portion and acting as an anti-reflection film above the light-receiving portion; forming a protection film on the silicon nitride film; forming a polysilicon film above the silicon nitride film via the protection film at least above the light-receiving portion; and etching the polysilicon film so as to form a transfer electrode above the transfer channel portion. The etching of the polysilicon film is carried out so that the polysilicon film is removed above the light-receiving portion while the protection portion remains.Type: ApplicationFiled: July 11, 2001Publication date: June 13, 2002Inventors: Rieko Nishio, Takumi Yamaguchi, Toshihiro Kuriyama, Hiroyuki Senda
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Patent number: 6324334Abstract: A recording and reproducing apparatus for recording and reproducing hybrid data, including at least one of video data, audio data and additional data, onto a recording medium is provided. The recording and reproducing apparatus includes: a bus for transmitting data therethrough; an interface for receiving the video data and the audio data and outputting these data to the bus; a text unit for generating text data and outputting the text data to the bus; a processor for receiving the video data, the audio data and the text data via the bus, generating the hybrid data from the video data, the audio data and the text data and outputting the generated hybrid data to the bus; a recording unit for receiving the hybrid data via the bus and recording the hybrid data onto the recording medium; a reproducing unit for reproducing the hybrid data recorded on the recording medium; and an output unit for displaying the hybrid data reproduced by the reproducing unit.Type: GrantFiled: July 2, 1996Date of Patent: November 27, 2001Inventors: Yoshihiro Morioka, Hiroyuki Senda, Takaaki Maegawa
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Patent number: 6226443Abstract: A recording and reproducing apparatus for recording and reproducing hybrid data, including at least one of video data, audio data and additional data, onto a recording medium is provided. The recording and reproducing apparatus includes: a bus for transmitting data therethrough; an interface for receiving the video data and the audio data and outputting these data to the bus; a text unit for generating text data and outputting the text data to the bus; a processor for receiving the video data, the audio data and the text data via the bus, generating the hybrid data from the video data, the audio data and the text data and outputting the generated hybrid data to the bus; a recording unit for receiving the hybrid data via the bus and recording the hybrid data onto the recording medium; a reproducing unit for reproducing the hybrid data recorded on the recording medium; and an output unit for displaying the hybrid data reproduced by the reproducing unit.Type: GrantFiled: August 24, 1998Date of Patent: May 1, 2001Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Yoshihiro Morioka, Hiroyuki Senda, Takaaki Maegawa
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Patent number: 6133595Abstract: The solid state imaging device of the present invention comprises a light-shielding layer 13 provided with an opening in a photodiode portion and formed through a ground adhesion layer made of one of titanium nitride and titanium on the substrate 1.Type: GrantFiled: April 7, 1998Date of Patent: October 17, 2000Assignee: Matsushita Electronics CorporationInventor: Hiroyuki Senda
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Patent number: 4984184Abstract: A safety device for a heating apparatus detects the errors of the input power-supply voltage, failures of the respective heating device and control device, and displays the detected failure and safety stops the associated apparatus. The safety device quickly and safely stops only a faulty heating function if the heating apparatus further has a plurality of heating functions, and allows the other normal heating functions of the heating apparatus to be used.Type: GrantFiled: May 17, 1990Date of Patent: January 8, 1991Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Hitoshi Kurita, Hiroyuki Senda, Hiroshi Terasaki