Patents by Inventor Seisuke Matsuda
Seisuke Matsuda 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: 8659682Abstract: A solid-state imaging apparatus including: a pixel section having pixels two-dimensionally arranged into rows and columns each pixel containing a photoelectric converter, an amplifier for amplifying and outputting as pixel signal a signal electric charge of the photoelectric converter, and a reset circuit for resetting signal electric charges accumulated at the amplifier; a vertical scanning section for selecting a row to be read out of the pixel section; a vertical signal line provided column by column for outputting the signal from the pixel section; and a sample-and-hold type bias section connected to the vertical signal line containing at least a hold circuit for setting an electric current flowing into the amplifier. The sample-and-hold type bias section causes to generate an electric current corresponding to a voltage set at the hold circuit when signal electric charges accumulated at the photoelectric converter is read out from the amplifier.Type: GrantFiled: May 29, 2009Date of Patent: February 25, 2014Assignee: Olympus CorporationInventors: Seisuke Matsuda, Toru Kondo
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Patent number: 8488035Abstract: A camera system at least including: a MOS imaging device at least having a pixel section having a plurality of pixels two-dimensionally arrayed in row and column directions, each having a photoelectric conversion section for generating electrical signal corresponding to a quantity of incident light, an accumulation section for accumulating signal generated at the photoelectric conversion section, a transfer switch means for controlling transfer of signal from the photoelectric conversion section to the accumulation section, a reset switch means for resetting signal of the photoelectric conversion section, an amplification section for outputting a voltage value corresponding to signal of the accumulation section, and a select switch for selecting output of the amplification section, wherein an exposure period is determined by simultaneously resetting signals of the photoelectric conversion section for all pixels and effecting signal transfer from the photoelectric conversion section to the accumulation sectionType: GrantFiled: July 18, 2007Date of Patent: July 16, 2013Assignee: Olympus CorporationInventors: Toru Kondo, Seisuke Matsuda
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Patent number: 8248505Abstract: An imaging device comprises a pixel array, a reading unit, a pixel signal addition unit, and a display unit. A plurality of pixels including a first pixel and a second pixel are arranged in two dimensions in the pixel array. The first and second pixels have a photoelectric conversion elements and output pixel signals according to the quantities of incident light to the photoelectric conversion elements. The reading unit reads a first pixel signal from the first pixel and reads a second pixel signal from the second pixel. The pixel signal addition unit adds the first pixel signal read from the first pixel with a plurality of different timings and adds the second pixel signal read from the second pixel with a plurality of different timings. The display unit displays the first pixel signal added by the pixel signal addition unit and the second pixel signal added by the pixel signal addition unit sequentially with different timings.Type: GrantFiled: December 23, 2009Date of Patent: August 21, 2012Assignee: Olympus CorporationInventor: Seisuke Matsuda
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Patent number: 8130303Abstract: A solid-state imaging apparatus including: a pixel section having a plurality of pixels, each pixel containing an amplification section for outputting onto an output signal line, and a reset section for resetting an accumulation section; a noise suppressing section with using a first signal being an output from the pixel at the time of resetting for suppressing noise components contained in a second signal corresponding to the signal electric charges; and a control section for, of the outputs onto the output signal line of a first pixel being subject of the noise suppressing operation, respectively limiting the first signal and the second signal to a first electric potential and to a second electric potential with using an output resulting from reset operation onto the output signal line from a second pixel different from the first pixel and connected to the same one output signal line as the first pixel.Type: GrantFiled: February 18, 2009Date of Patent: March 6, 2012Assignee: Olympus CorporationInventors: Toru Kondo, Seisuke Matsuda
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Patent number: 7969487Abstract: A solid-state imaging apparatus including: a pixel section having pixels two-dimensionally arranged into row direction and column direction, each pixel containing a photoelectric conversion section, an accumulation section for accumulating output of the photoelectric conversion section, an amplification section for amplifying output of the photoelectric conversion section accumulated at the accumulation section and outputting it as pixel signal, and a reset section for effecting reset of the accumulation section; a vertical scanning section for selecting row to be read out of the pixel section; vertical signal lines provided correspondingly to columns of the pixel section, onto which pixel signals of pixels arranged in column direction are outputted; a column amplifier section for effecting suppression of dark current component of the pixels contained in pixel signals inputted through the vertical signal line and for amplifying the pixel signals after the suppression; a horizontal scanning section for selectiType: GrantFiled: May 29, 2008Date of Patent: June 28, 2011Assignee: Olympus CorporationInventor: Seisuke Matsuda
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Patent number: 7906752Abstract: A solid-state imaging apparatus including: a pixel section having a plurality of pixels arranged into a matrix, each pixel containing a reset section for resetting an accumulation section by supplying a potential retained at a reset line; a correlation double sampling circuit for suppressing a noise signal contained in the pixel signal; and a control section where, of a first one of the pixels and a second one of the pixels connected to the same one of a signal output line, when the first pixel is determined as a pixel subject to reset operation for obtaining an output of the pixel signal corresponding to a first potential supplied by the reset section, a voltage level of the same one signal output line at the time of the reset operation is set with using a pixel signal corresponding to a second potential supplied by the reset section of the second pixel.Type: GrantFiled: January 22, 2009Date of Patent: March 15, 2011Assignee: Olympus CorporationInventors: Naoto Fukuoka, Seisuke Matsuda
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Patent number: 7893979Abstract: In an XY address type solid-state imager apparatus comprising a solid-state imager having a plurality of pixels two-dimensionally arranged, and horizontal and vertical scanning circuits to read signals of the pixels, the scanning circuits each have a progressive scanning circuit to progressively read pixel signals by a first scanning control signal, and an interlace scanning circuit to read pixel signals with an interlaced manner by a second scanning control signal different from the first scanning control signal, and arbitrarily carries out combining of progressive reading and interlace reading in one frame in accordance with a combination of the respective scanning control signals, and reads pixel signals.Type: GrantFiled: December 19, 2007Date of Patent: February 22, 2011Assignee: Olympus CorporationInventors: Yuichi Gomi, Seisuke Matsuda, Yukihiro Kuroda, Keiichi Mori
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Patent number: 7800674Abstract: A solid-state image sensing apparatus having output channels CH1 and CH2 has first and second driving modes in which pixel signals of pixels in the same image sensing area are read out. The number of output channels to be used is changed between the first driving mode and the second driving mode. In at least one of the two modes, the phase of the read timing of pixel signals of pixels adjacent in the horizontal direction is shifted by a predetermined amount.Type: GrantFiled: March 25, 2004Date of Patent: September 21, 2010Assignee: Olympus CorporationInventors: Yuichi Gomi, Seisuke Matsuda, Yukihiro Kuroda, Keiichi Mori
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Patent number: 7750961Abstract: A solid-state imaging apparatus including: a pixel section having a plurality of pixels two-dimensionally arranged in rows and columns; a vertical scanning section; a noise suppressing section having clamp capacitors each connected at one end thereof to output ends of the pixels and a mixing switch for connecting in parallel a plurality of the clamp capacitors in the row direction, for effecting noise suppression of signal associated with the pixel; a horizontal scanning section for outputting those signals associated with the pixels after the noise suppression; and a mode control section having in a selective manner a first mode where the noise suppressing section is caused to execute the noise suppression with the mixing switch turned OFF, and a second mode where the noise suppressing section is caused to execute the noise suppression with the mixing switch turned ON after a turning OFF of the clamp setting signal.Type: GrantFiled: September 27, 2007Date of Patent: July 6, 2010Assignee: Olympus CorporationInventor: Seisuke Matsuda
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Publication number: 20100165163Abstract: An imaging device comprises a pixel array, a reading unit, a pixel signal addition unit, and a display unit. A plurality of pixels including a first pixel and a second pixel are arranged in two dimensions in the pixel array. The first and second pixels have a photoelectric conversion elements and output pixel signals according to the quantities of incident light to the photoelectric conversion elements. The reading unit reads a first pixel signal from the first pixel and reads a second pixel signal from the second pixel. The pixel signal addition unit adds the first pixel signal read from the first pixel with a plurality of different timings and adds the second pixel signal read from the second pixel with a plurality of different timings. The display unit displays the first pixel signal added by the pixel signal addition unit and the second pixel signal added by the pixel signal addition unit sequentially with different timings.Type: ApplicationFiled: December 23, 2009Publication date: July 1, 2010Applicant: OLYMPUS CORPORATIONInventor: Seisuke Matsuda
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Patent number: 7746399Abstract: A pixel portion of an image pick-up device having a pixel portion of pixels arranged in matrix converting a subject image to an electric signal, and a scanning unit of sub-scanning circuits outputting a video signal, a first scanning circuit selecting a pixel position in a first matrix direction and a second scanning circuit selecting a pixel position in a second direction intersecting the first direction. One of the first and second scanning circuits shares the signal lines. The image pick-up device includes a scanning control circuit controlling the first and second scanning circuits. The pixel area structures of the pickup device are uniform, the wirings are uniform, and the vertical and horizontal driving systems and an output system are uniform. Thus, pixel signals outputted from two output systems have no property differences and image quality is improved.Type: GrantFiled: April 23, 2004Date of Patent: June 29, 2010Assignee: Olympus CorporationInventors: Hiroshi Itoh, Seisuke Matsuda, Shigeru Hosokai, Yuichi Gomi, Yoshio Hagihara
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Publication number: 20100085456Abstract: A solid-state image-pickup sensor comprises a plurality of vertical scan circuits, a plurality of horizontal scan circuits, a pixel section including pixels arranged in a two-dimensional array and performing photoelectric conversion, each of the pixels being connected to one of the plurality of vertical scan circuits and connected to the plurality of horizontal scan circuits, and a selection unit for controlling each of the horizontal scan circuits to independently select and output photoelectrically converted signals read from plural ones of the pixels arrayed in the horizontal direction.Type: ApplicationFiled: October 19, 2009Publication date: April 8, 2010Applicant: OLYMPUS CORPORATIONInventors: Hiroshi Ito, Hideharu Miyahara, Seisuke Matsuda
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Patent number: 7692703Abstract: An image pick-up apparatus includes an image pick-up device and a filter circuit. The image pick-up device includes a pixel portion for converting a subject image into an electric signal, a scanning circuit for dividing the pixel portion into a plurality of areas, for non-linearly dividing the boundary of the areas of at least one side of the adjacent areas based on the unit of pixel, and a plurality of output circuits for individually outputting video signals. The filter circuit performs filter processing of the video signals outputted from the plurality of output circuits for the pixels near the boundary of the areas. Thus, the image quality can be improved in the multi-channel output system.Type: GrantFiled: April 23, 2004Date of Patent: April 6, 2010Assignee: Olympus CorporationInventors: Hiroshi Itoh, Seisuke Matsuda, Shigeru Hosokai, Yuichi Gomi, Yoshio Hagihara
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Publication number: 20090295968Abstract: A solid-state imaging apparatus including: a pixel section having pixels two-dimensionally arranged into rows and columns each pixel containing a photoelectric conversion means, an amplification means for amplifying and outputting as pixel signal a signal electric charge of the photoelectric conversion means, and a reset means for resetting signal electric charges accumulated at the amplification means; a vertical scanning section for selecting a row to be read out of the pixel section; a vertical signal line provided column by column for outputting the signal from the pixel section; and a sample-and-hold type bias section connected to the vertical signal line containing at least a hold means for setting an electric current flowing into the amplification means. The sample-and-hold type bias section causes to generate an electric current corresponding to a voltage set at the hold means when signal electric charges accumulated at the photoelectric conversion means is read out from the amplification means.Type: ApplicationFiled: May 29, 2009Publication date: December 3, 2009Applicant: OLYMPUS CORPORATIONInventors: Seisuke Matsuda, Toru Kondo
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Publication number: 20090290056Abstract: A image pick-up device includes a pseudo signal generating circuit which generates a pseudo video signal, a pseudo signal reading circuit which reads and outputs the pseudo signal from the pseudo signal generating circuit, and a level control circuit which controls the level of a signal outputted by the pseudo signal generating circuit or read into a pseudo signal reader. The image pick-up device can detect the property difference in signal lines.Type: ApplicationFiled: July 31, 2009Publication date: November 26, 2009Applicant: Olympus CorporationInventors: Hiroshi Itoh, Seisuke Matsuda, Shigeru Hosokai, Yuichi Gomi, Yoshio Hagihara
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Patent number: 7598992Abstract: Disclosed herein is a solid-state imaging apparatus including: a pixel section having unit pixels disposed two-dimensionally in rows and columns, each pixel containing a photoelectric conversion section and an amplifying section for amplifying output of the photoelectric conversion section to output a pixel signal; a vertical scanning section for selecting a row to be read out of the pixel section; a noise suppressing section having a noise suppressing function where a noise suppression of the pixel signal is effected unit pixel by unit pixel and a signal mixing function where a plurality of the pixel signal are mixed along a predetermined direction; a horizontal scanning section for causing the pixel signals along a horizontal direction processed through the noise suppressing section to be sequentially outputted from a horizontal signal line; and a mode control section for effecting a control in accordance with each mode of a first mode where pixel signals after the noise suppression are outputted onto the hType: GrantFiled: June 27, 2005Date of Patent: October 6, 2009Assignee: Olympus CorporationInventor: Seisuke Matsuda
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Publication number: 20090207290Abstract: A solid-state imaging apparatus including: a pixel section having a plurality of pixels, each pixel containing an amplification section for outputting onto an output signal line, and a reset section for resetting an accumulation section; a noise suppressing section with using a first signal being an output from the pixel at the time of resetting for suppressing noise components contained in a second signal corresponding to the signal electric charges; and a control section for, of the outputs onto the output signal line of a first pixel being subject of the noise suppressing operation, respectively limiting the first signal and the second signal to a first electric potential and to a second electric potential with using an output resulting from reset operation onto the output signal line from a second pixel different from the first pixel and connected to the same one output signal line as the first pixel.Type: ApplicationFiled: February 18, 2009Publication date: August 20, 2009Applicant: OLYMPUS CORPORATIONInventors: Toru KONDO, Seisuke MATSUDA
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Publication number: 20090190020Abstract: In an XY address type solid-state imager apparatus comprising a solid-state imager having a plurality of pixels two-dimensionally arranged, and horizontal and vertical scanning circuits to read signals of the pixels, the scanning circuits each have a progressive scanning circuit to progressively read pixel signals by a first scanning control signal, and an interlace scanning circuit to read pixel signals with an interlaced manner by a second scanning control signal different from the first scanning control signal, and arbitrarily carries out combining of progressive reading and interlace reading in one frame in accordance with a combination of the respective scanning control signals, and reads pixel signals.Type: ApplicationFiled: March 30, 2009Publication date: July 30, 2009Inventors: Yuichi Gomi, Taishin Yoshida, Seisuke Matsuda, Yukihiro Kuroda, Keiichi Mori
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Publication number: 20090184238Abstract: A solid-state imaging apparatus including: a pixel section having a plurality of pixels arranged into a matrix, each pixel containing a reset section for resetting an accumulation section by supplying a potential retained at a reset line; a correlation double sampling circuit for suppressing a noise signal contained in the pixel signal; and a control section where, of a first one of the pixels and a second one of the pixels connected to the same one of a signal output line, when the first pixel is determined as a pixel subject to reset operation for obtaining an output of the pixel signal corresponding to a first potential supplied by the reset section, a voltage level of the same one signal output line at the time of the reset operation is set with using a pixel signal corresponding to a second potential supplied by the reset section of the second pixel.Type: ApplicationFiled: January 22, 2009Publication date: July 23, 2009Applicant: OLYMPUS CORPORATIONInventors: Naoto FUKUOKA, Seisuke MATSUDA
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Patent number: 7528872Abstract: In an XY address type solid-state imager apparatus comprising a solid-state imager having a plurality of pixels two-dimensionally arranged, and horizontal and vertical scanning circuits to read signals of the pixels, the scanning circuits each have a progressive scanning circuit to progressively read pixel signals by a first scanning control signal, and an interlace scanning circuit to read pixel signals with an interlaced manner by a second scanning control signal different from the first scanning control signal, and arbitrarily carries out combining of progressive reading and interlace reading in one frame in accordance with a combination of the respective scanning control signals, and reads pixel signals.Type: GrantFiled: August 3, 2004Date of Patent: May 5, 2009Assignee: Olympus CorporationInventors: Yuichi Gomi, Taishin Yoshida, Seisuke Matsuda, Yukihiro Kuroda, Keiichi Mori