Patents by Inventor Tetsuji Yamaguchi

Tetsuji Yamaguchi 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).

  • Patent number: 8704924
    Abstract: A solid-state imaging device includes a substrate, a photoelectric conversion element provided on the light incidence side of the substrate and including a photoelectric conversion film sandwiched between a first electrode provided separately for each of pixels, and a second electrode provided opposite the first electrode, the photoelectric conversion film being made of an organic material or an inorganic material and generating a signal charge according to the quantity of incident light, an amplifier transistor having an amplifier gate electrode connected to the first electrode, and a voltage control circuit that is connected to the second electrode, and supplies a desired voltage to the second electrode.
    Type: Grant
    Filed: February 17, 2011
    Date of Patent: April 22, 2014
    Assignee: Sony Corporation
    Inventors: Taiichiro Watanabe, Keiji Mabuchi, Tetsuji Yamaguchi, Isao Hirota, Kouichi Harada
  • Publication number: 20140051204
    Abstract: A solid-state imaging device includes a photoelectric conversion section which is disposed on a semiconductor substrate and which photoelectrically converts incident light into signal charges, a pixel transistor section which is disposed on the semiconductor substrate and which converts signal charges read out from the photoelectric conversion section into a voltage, and an element isolation region which is disposed on the semiconductor substrate and which isolates the photoelectric conversion section from an active region in which the pixel transistor section is disposed. The pixel transistor section includes a plurality of transistors. Among the plurality of transistors, in at least one transistor in which the gate width direction of its gate electrode is oriented toward the photoelectric conversion section, at least a photoelectric conversion section side portion of the gate electrode is disposed within and on the active region with a gate insulating film therebetween.
    Type: Application
    Filed: October 25, 2013
    Publication date: February 20, 2014
    Applicant: Sony Corporation
    Inventors: Takuji Matsumoto, Keiji Tatani, Tetsuji Yamaguchi, Masashi Nakata
  • Patent number: 8625093
    Abstract: Provided is a particle characterization device that can ensure measurement accuracy even though light detecting means has a single configuration, and enables the number of optical elements to be decreased as much as possible to suppress cost increase and reduce the number of adjustment places, and the particle characterization device has an incident side polarizer and an incident side ¼ wavelength plate as an illumination optical system mechanism and, as a light receiving optical system mechanism, an exit side ¼ wavelength plate and an exit side polarizer that can be rotated to a plurality of angle positions around a cell, wherein light attenuating means that prevents a polarization state from being changed is provided on a light path, and a light attenuation rate by the light attenuating means is controlled such that a detected light intensity at each measurement position falls within a measurement range of light detecting means.
    Type: Grant
    Filed: September 25, 2009
    Date of Patent: January 7, 2014
    Assignee: Horiba, Ltd.
    Inventors: Tetsuji Yamaguchi, Tatsuo Igushi, Takuji Kurozumi
  • Patent number: 8605183
    Abstract: A solid-state imaging device includes a photoelectric conversion section which is disposed on a semiconductor substrate and which photoelectrically converts incident light into signal charges, a pixel transistor section which is disposed on the semiconductor substrate and which converts signal charges read out from the photoelectric conversion section into a voltage, and an element isolation region which is disposed on the semiconductor substrate and which isolates the photoelectric conversion section from an active region in which the pixel transistor section is disposed. The pixel transistor section includes a plurality of transistors. Among the plurality of transistors, in at least one transistor in which the gate width direction of its gate electrode is oriented toward the photoelectric conversion section, at least a photoelectric conversion section side portion of the gate electrode is disposed within and on the active region with a gate insulating film therebetween.
    Type: Grant
    Filed: November 9, 2009
    Date of Patent: December 10, 2013
    Assignee: Sony Corporation
    Inventors: Takuji Matsumoto, Keiji Tatani, Tetsuji Yamaguchi, Masashi Nakata
  • Publication number: 20130299675
    Abstract: Realization of an adequate hole accumulation layer and reduction in dark current are allowed to become mutually compatible. A solid-state imaging device 1 having a light-receiving portion 12 to photoelectrically convert incident light is characterized by including a film 21, which is disposed on a light-receiving surface 12s of the above-described light-receiving portion 12 and which lowers an interface state, and a film 22, which is disposed on the above-described film 21 to lower the interface state and which has a negative fixed charge, wherein a hole accumulation layer 23 is disposed on the light-receiving surface 12s side of the light-receiving portion 12.
    Type: Application
    Filed: March 11, 2013
    Publication date: November 14, 2013
    Inventors: Tetsuji Yamaguchi, Yuko Ohgishi, Takashi Ando, Harumi Ikeda
  • Patent number: 8492804
    Abstract: A solid-state imaging device includes a substrate having a first surface and a second surface, light being incident on the second surface side; a wiring layer disposed on the first surface side; a photodetector formed in the substrate and including a first region of a first conductivity type; a transfer gate disposed on the first surface of the substrate and adjacent to the photodetector, the transfer gate transferring a signal charge accumulated in the photodetector; and at least one control gate disposed on the first surface of the substrate and superposed on the photodetector, the control gate controlling the potential of the photodetector in the vicinity of the first surface.
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: July 23, 2013
    Assignee: Sony Corporation
    Inventors: Tetsuji Yamaguchi, Yasushi Maruyama, Takashi Ando, Susumu Hiyama, Yuko Ohgishi
  • Patent number: 8486748
    Abstract: A solid-state imaging device having a light-receiving section that photoelectrically converts incident light includes an insulating film formed on a light-receiving surface of the light-receiving section and a film and having negative fixed charges formed on the insulating film. A hole accumulation layer is formed on a light-receiving surface side of the light-receiving section. A peripheral circuit section in which peripheral circuits are formed is provided on a side of the light-receiving section. The insulating film is formed between a surface of the peripheral circuit section and the film having negative fixed charges such that a distance from the surface of the peripheral circuit section to the film having negative fixed charges is larger than a distance from a surface of the light-receiving section to the film having negative fixed charges.
    Type: Grant
    Filed: February 15, 2011
    Date of Patent: July 16, 2013
    Assignee: Sony Corporation
    Inventors: Harumi Ikeda, Susumu Hiyama, Takashi Ando, Kiyotaka Tabuchi, Tetsuji Yamaguchi, Yuko Ohgishi
  • Patent number: 8471314
    Abstract: A solid-state imaging device includes a substrate having a first surface and a second surface, light being incident on the second surface side; a wiring layer disposed on the first surface side; a photodetector formed in the substrate and including a first region of a first conductivity type; a transfer gate disposed on the first surface of the substrate and adjacent to the photodetector, the transfer gate transferring a signal charge accumulated in the photodetector; and at least one control gate disposed on the first surface of the substrate and superposed on the photodetector, the control gate controlling the potential of the photodetector in the vicinity of the first surface.
    Type: Grant
    Filed: February 11, 2010
    Date of Patent: June 25, 2013
    Assignee: Sony Corporation
    Inventors: Yasushi Maruyama, Tetsuji Yamaguchi, Takashi Ando, Susumu Hiyama, Yuko Ohgishi
  • Patent number: 8471347
    Abstract: A solid state imaging device having a light sensing section that performs photoelectric conversion of incident light includes: an insulating layer formed on a light receiving surface of the light sensing section; a layer having negative electric charges formed on the insulating layer; and a hole accumulation layer formed on the light receiving surface of the light sensing section.
    Type: Grant
    Filed: December 23, 2010
    Date of Patent: June 25, 2013
    Assignee: Sony Corporation
    Inventors: Itaru Oshiyama, Takashi Ando, Susumu Hiyama, Tetsuji Yamaguchi, Yuko Ohgishi, Harumi Ikeda
  • Patent number: 8450728
    Abstract: A solid-state imaging device including a semiconductor substrate, a photoelectric conversion portion interposed between a lower electrode and an upper electrode, a contact plug formed so as to connect the lower electrode and the semiconductor substrate in order to read signal charges generated in the photoelectric conversion portion to the semiconductor substrate side, a vertical type transmitting path configured by sequentially laminating a connection portion for electrically connecting the contact plug to the semiconductor substrate, a charge accumulation layer for accumulating the signal charges read to the connection portion, and a potential barrier layer configuring a potential barrier between the connection portion and the charge accumulation layer in a vertical direction of the semiconductor substrate, and a charge reading portion configured to read the signal charges accumulated in the charge accumulation layer to the circuit forming surface side of the semiconductor substrate.
    Type: Grant
    Filed: December 21, 2010
    Date of Patent: May 28, 2013
    Assignee: Sony Corporation
    Inventor: Tetsuji Yamaguchi
  • Patent number: 8431880
    Abstract: A solid-state imaging device includes a semiconductor substrate including a pixel portion having a photoelectric conversion portion and a peripheral circuit portion; a first sidewall composed of a sidewall film and disposed on each sidewall of gate electrodes of MOS transistors in the pixel portion; a second sidewall composed of the sidewall film and disposed on each sidewall of gate electrodes of MOS transistors in the peripheral circuit portion; a first silicide blocking film composed of the sidewall film and disposed on the photoelectric conversion portion and a part of the MOS transistors in the pixel portion; and a second silicide blocking film disposed on the MOS transistors in the pixel portion so as to overlap with a part of the first silicide blocking film, wherein the MOS transistors in the pixel portion are covered with the first and second silicide blocking films.
    Type: Grant
    Filed: January 12, 2012
    Date of Patent: April 30, 2013
    Assignee: Sony Corporation
    Inventors: Takuji Matsumoto, Tetsuji Yamaguchi, Keiji Tatani, Yutaka Nishimura, Kazuichiro Itonaga, Hiroyuki Mori, Norihiro Kubo, Fumihiko Koga, Shinichiro Izawa, Susumu Ooki
  • Patent number: 8410418
    Abstract: Realization of an adequate hole accumulation layer and reduction in dark current are allowed to become mutually compatible. A solid-state imaging device 1 having a light-receiving portion 12 to photoelectrically convert incident light is characterized by including a film 21, which is disposed on a light-receiving surface 12s of the above-described light-receiving portion 12 and which lowers an interface state, and a film 22, which is disposed on the above-described film 21 to lower the interface state and which has a negative fixed charge, wherein a hole accumulation layer 23 is disposed on the light-receiving surface 12s side of the light-receiving portion 12.
    Type: Grant
    Filed: August 20, 2007
    Date of Patent: April 2, 2013
    Assignee: Sony Corporation
    Inventors: Tetsuji Yamaguchi, Yuko Ohgishi, Takashi Ando, Harumi Ikeda
  • Patent number: 8397169
    Abstract: An image forming system including a management device, an image forming apparatus including an auxiliary storage device, and a plurality of information processing devices, which are coupled to one another via a network, the image forming system being configured as follows. The management device is designed to: acquire a box information file regarding a document box created on the auxiliary storage device from the image forming apparatus via the network; and transmit the box information file to each of the plurality of information processing devices in its original format and a state after conversion thereof into a predetermined format. The plurality of information processing devices each control a printer driver compatible with the image forming apparatus to read the received box information file.
    Type: Grant
    Filed: February 19, 2009
    Date of Patent: March 12, 2013
    Assignee: Kyocera Document Solutions Inc.
    Inventors: Tetsuji Yamaguchi, Daisuke Yoshida
  • Patent number: 8368784
    Abstract: A solid-state imaging device includes: a light incident side; a circuit formation surface being opposite to the light incident side; and an inorganic photoelectric conversion unit having a pn junction and an organic photoelectric conversion unit including an organic photoelectric conversion layer, which are laminated in the same pixel in a depth direction from the light incident side and on which light is incident without passing through a color filter. Signals of the inorganic photoelectric conversion unit and the organic photoelectric conversion unit are read on the circuit formation surface.
    Type: Grant
    Filed: July 15, 2010
    Date of Patent: February 5, 2013
    Assignee: Sony Corporation
    Inventor: Tetsuji Yamaguchi
  • Patent number: 8362693
    Abstract: It is an object of the present invention to provide a reliable display device and a method for manufacturing the display device reducing the number of manufacturing steps, and with higher yield. A display device according to the invention includes a plurality of display elements each having a first electrode, a layer containing an organic compound, and a second electrode. The display device further includes a heat-resistant planarizing film over a substrate having an insulating surface, a first electrode over the heat-resistant, planarizing film, a wiring covering an end portion of the first electrode, a partition wall covering the end portion of first electrode and the wiring, a layer containing an organic compound, and a second electrode over the layer containing an organic compound.
    Type: Grant
    Filed: October 20, 2011
    Date of Patent: January 29, 2013
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Masayuki Sakakura, Masaharu Nagai, Yutaka Matsuda, Kengo Akimoto, Gen Fujii, Tetsuji Yamaguchi
  • Publication number: 20120318959
    Abstract: Disclosed herein is an imaging device including: a plurality of pixels disposed to form a matrix having pixel rows, the pixels including a pixel electrode formed on a silicon substrate for one of the pixels by being separated away from another pixel electrodes formed for one of the other pixels, a photoelectric conversion film formed on the pixel electrode, and an opposite electrode formed on the photoelectric conversion film; and a driving section configured to apply an electric potential to the photoelectric conversion film on each of the pixel rows at least having read timings different from each other with a predetermined timing outside an exposure period of the pixels in a direction opposite to that of an electric potential applied to the photoelectric conversion film during the exposure period of the pixels.
    Type: Application
    Filed: June 8, 2012
    Publication date: December 20, 2012
    Applicant: Sony Corporation
    Inventor: Tetsuji Yamaguchi
  • Patent number: 8334552
    Abstract: A solid state imaging device having a light sensing section that performs photoelectric conversion of incident light includes: an insulating layer formed on a light receiving surface of the light sensing section; a layer having negative electric charges formed on the insulating layer; and a hole accumulation layer formed on the light receiving surface of the light sensing section.
    Type: Grant
    Filed: April 20, 2010
    Date of Patent: December 18, 2012
    Assignee: Sony Corporation
    Inventors: Itaru Oshiyama, Takashi Ando, Susumu Hiyama, Tetsuji Yamaguchi, Yuko Ohgishi, Harumi Ikeda
  • Patent number: 8325366
    Abstract: An image forming apparatus including: a data storage device that stores a user registration information item and/or user group registration information item as address book data; a communication processing section that receives a registration request message described in XML so as to include a plurality of user registration information items and/or user group registration information items; a SOAP processing section that extracts, when the communication processing section receives the registration request message from a client apparatus, each of the plurality of user registration information items and/or user group registration information items that are specified in the registration request message; and a control section that registers the user registration information item and/or user group registration information item that are extracted from the SOAP processing section in the address book data.
    Type: Grant
    Filed: April 14, 2009
    Date of Patent: December 4, 2012
    Assignee: Kyocera Document Solutions Inc.
    Inventor: Tetsuji Yamaguchi
  • Publication number: 20120286137
    Abstract: A solid-state imaging device which includes, a photoelectric conversion film provided on a second surface side which is the opposite side to a first surface on which a wiring layer of a semiconductor substrate is formed, performs photoelectric conversion with respect to light in a predetermined wavelength region, and transmits light in other wavelength regions; and a photoelectric conversion layer which is provided in the semiconductor substrate, and performs the photoelectric conversion with respect to light in other wavelength regions which has transmitted the photoelectric conversion film, in which input light is incident from the second surface side with respect to the photoelectric conversion film and the photoelectric conversion layer.
    Type: Application
    Filed: April 26, 2012
    Publication date: November 15, 2012
    Applicant: SONY CORPORATION
    Inventor: Tetsuji Yamaguchi
  • Patent number: 8288836
    Abstract: A solid state imaging device having a light sensing section that performs photoelectric conversion of incident light includes: an insulating layer formed on a light receiving surface of the light sensing section; a layer having negative electric charges formed on the insulating layer; and a hole accumulation layer formed on the light receiving surface of the light sensing section.
    Type: Grant
    Filed: October 3, 2008
    Date of Patent: October 16, 2012
    Assignee: Sony Corporation
    Inventors: Itaru Oshiyama, Takashi Ando, Susumu Hiyama, Tetsuji Yamaguchi, Yuko Ohgishi, Harumi Ikeda