Patents Assigned to Sharp
  • ILLUMINATION DEVICE AND DISPLAY DEVICE
    Publication number: 20140146562
    Abstract: A backlight unit comprises a light source, a light guide plate and a frame. The light guide plate comprises a light guide and a low-refractive-index layer. The refractive index of the low-refractive-index layer is less than the refractive index of the light guide. A plurality of prisms for gradually reducing the angle of incidence of light coming from the light source with respect to the rear surface of the light guide are provided to the front surface or rear surface of the light guide. A plurality of prisms for totally reflecting forward the light coming from the light source are provided to the rear surface of the light guide plate. The frame comprises walls for surrounding the light source and the light guide plate. The width of the upper side of the walls and the width of the lower side thereof are substantially equal.
    Type: Application
    Filed: June 13, 2012
    Publication date: May 29, 2014
    Applicant: Sharp Kabushiki Kaisha
    Inventors: Takeshi Ishida, Ryuzo Yuki, Yoshitsugu Kawahigashi, Ichiro Umekawa, Shugo Yagi
  • CSG TYPE BASE STATION, CONTROL PROGRAM, AND INTEGRATED CIRCUIT
    Publication number: 20140148161
    Abstract: A user registers a desired mobile station at a desired HNB (Home Node B) in a simple operation. A CSG (Closed Subscriber Group) type base station restricts an access from a mobile station that has not been registered yet.
    Type: Application
    Filed: June 26, 2012
    Publication date: May 29, 2014
    Applicant: SHARP KABUSHIKI KAISHA
    Inventor: Hiroshi Katsuragawa
  • Wireless communication system, wireless transmitting apparatus, wireless receiving apparatus, wireless transmission method, and wireless reception method
    Patent number: 8737364
    Abstract: The channels of A-EUTRA component carriers on which the mobile station devices of EUTRA do not stand by are configured without almost changing the conventional EUTRA channel configurations. A wireless transmitting apparatus, which performs radio transmission to a plurality of wireless receiving apparatuses by assigning one or more component carriers to a downlink, includes a control channel element processing section 17 for performing, for each component carrier, processing of changing a structure of downlink control channel used to transmit control data for each wireless receiving apparatus. The control channel element processing section 17 associates the modulated symbols output from a downlink control channel processing section 16, with control channel element indexes, rearranges resource element groups constituting control channel elements, and outputs them to a multiplexing section 19.
    Type: Grant
    Filed: December 7, 2009
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Shoichi Suzuki
  • Coordinate sensor and display device
    Patent number: 8736584
    Abstract: A coordinate sensor of the present invention includes light emitting diodes (10) and line sensors (13) each including light receiving elements (13s), and further includes, between the light emitting diodes (10) and the light receiving elements (13s), wavelength selective reflection mirrors (11) for allowing light emitted from the light emitting diodes (10) to be selectively incident to the light receiving elements (13s).
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Masayuki Hata, Toshiaki Nakagawa, Toshiyuki Yoshimizu
  • Thin film solar cell and method of manufacturing the same
    Patent number: 8735717
    Abstract: A highly reliable thin film solar cell and a method of manufacturing the same are provided to improve bonding strength between a back-surface electrode layer and a bus bar without limiting the kind of metal film of the back-surface electrode layer. The thin film solar cell at least includes a light-transmitting insulating substrate, a transparent conductive film, a photoelectric conversion layer, and a back-surface electrode layer provided on the light-transmitting insulating substrate, and a bus bar provided on the back-surface electrode layer. The bus bar is electrically connected with the back-surface electrode layer with a conductive tape interposed whereby the back-surface electrode layer is used as a take-out electrode. The conductive tape preferably includes a thermosetting resin and a conductive particle. Furthermore, the conductive tape is preferably an anisotropic conductive tape.
    Type: Grant
    Filed: April 25, 2008
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Shinsuke Tachibana
  • Light emitting device, illumination device, vehicle headlamp, and vehicle
    Patent number: 8733993
    Abstract: A headlamp of an embodiment of this invention includes a laser element, a light emitting section, and a parabolic mirror. A part of the parabolic mirror is provided so as to face an upper surface of the light emitting section, which upper surface has a larger area than that of a side surface of the light emitting section. The light emitting section emits fluorescence in such a manner that distribution of the fluorescence corresponds to the Lambertian distribution.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Koji Takahashi, Yoshiyuki Takahira, David Montgomery, James Suckling
  • Liquid crystal display panel, and liquid crystal display device
    Patent number: 8736793
    Abstract: The present invention provides a liquid crystal display panel and a liquid crystal display device presenting a reduced color addition and an improved bright room contrast. The liquid crystal display panel of the present invention includes wirings made of a metal having at least 90% reflection over a wavelength region within the visible light region, where the reflectance of the liquid crystal panel over a wavelength range of 600 to 700 nm at the display surface is no greater than 150% of the reflectance at the wavelength of 550 nm at the display surface.
    Type: Grant
    Filed: November 5, 2010
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Satoru Kishimoto, Toshio Fujii
  • Bandwidth management in a powerline network
    Patent number: 8737420
    Abstract: There is provided a powerline network that includes a number of stations including a central coordinator for coordinating transmissions of each of the stations. Each of the stations is configurable to generate one or more tone maps for communicating with each of the other stations in the powerline network. Each tone map includes a set of tones to be used on a communication link between two of the stations. Each tone map further includes a unique set of modulation methods for each tone. Each of the stations is further configurable to generate a default tone map for communicating with each of the other stations, where the default tone map is valid for all portions of a powerline cycle. Each of the stations is further configurable to monitor its bandwidth needs and to request additional bandwidth from the central coordinator.
    Type: Grant
    Filed: July 24, 2006
    Date of Patent: May 27, 2014
    Assignees: Sigma Designs Israel S.D.I. Ltd., Atheros Communications, Inc., Sharp Corporation
    Inventors: Neal Riedel, Yiorgos M. Peponides, James E. Petranovich, Lawrence W. Yonge, Srinivas Katar, Deepak Ayyagari, Sherman L. Gavette, Wai Chung Tony Chan
  • Video processing device, video processing method, video processing program, and storage medium
    Patent number: 8737465
    Abstract: Provided is a video processing technique capable of carrying out noise reduction processing and image quality correction using a configuration that is typically used in decoding processing. A video processing device according to the present invention counts the number of blocks in which a quantization parameter in video exceeds a predetermined threshold value and calculates a noise amount in the video based on the count result. Further, an amount by which the noise is to be reduced is adjusted in accordance with the calculated noise amount.
    Type: Grant
    Filed: July 19, 2011
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Yoshinori Kohno, Ryohsuke Niizuma
  • Method for producing resin-coated carrier, resin-coated carrier, two-component developer, developing device, image forming apparatus and image forming method
    Patent number: 8735041
    Abstract: A method for producing a low density resin-coated carrier having a small resin amount to a carrier core material and having a uniform resin coating layer formed on the carrier core material is provided. A resin-coated carrier has a carrier core material and a resin coating layer formed on the surface of the carrier core material. The carrier core material has pores and an apparent density of 1.6 g/cm3 to 2.0 g/cm3 and a remanent magnetization of 10 emu/g of less. The resin coating layer is formed by a dry process of adhering resin particles to a surface of the carrier core material and applying heat and impact force to the resin particles. A volume average particle size of the resin particles is less than 1 ?m. A two-component developer containing the resin-coated carrier is charged in a developing device in an image forming apparatus, and an image is formed.
    Type: Grant
    Filed: March 24, 2010
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Takanori Kamoto, Takayuki Yamanaka, Osamu Wada, Tadashi Iwamatsu, Nobuyuki Yoshioka
  • Image processing device and image processing method
    Patent number: 8736630
    Abstract: Provided is an image processing device which enables image display that takes full advantage of a color reproduction performance of a panel without providing a viewer with a feeling of strangeness. In at least one embodiment, an image processing device includes: a first color space converter configured to convert an externally transmitted RGB signal into an XYZ signal; a three-dimensional matching processor configured to perform conversion to tristimulus values of the XYZ signal to generate an XYZ signal; and a second color space converter configured to convert the XYZ signal to an RGB signal for a liquid crystal panel.
    Type: Grant
    Filed: February 8, 2010
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Xiaomang Zhang
  • Light emitting device, illuminating device, and vehicle headlamp
    Patent number: 8733996
    Abstract: Disclosed is a light emitting device including: a single or a plurality of laser diode(s) configured to emit a laser beam; a light emitting body configured to emit light upon irradiation with the laser beam(s); and an optical fiber guiding the single or plurality of laser beam(s) emitted from the single or plurality of laser diode(s) to a vicinity of the light emitting body and irradiating the guided single or plurality of laser beam(s) to a predetermined laser beam irradiation plane of the light emitting body, in a dispersed manner. This allows for achieving a high-luminance and a long life.
    Type: Grant
    Filed: May 16, 2011
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Katsuhiko Kishimoto
  • Method of forming process for variable resistive element and non-volatile semiconductor memory device
    Patent number: 8737115
    Abstract: A method of a forming process for a variable resistive element, which is performed in short time comparable to the pulse forming and a writing current in a switching action is the same level as that of the DC forming, is provided. In the forming process, a variable resistive element is changed by voltage pulse application from an initial high resistance state just after produced to a variable resistance state where the switching action is performed. The forming process includes a first step of applying a first pulse having a voltage amplitude lower than a threshold voltage at which the resistance of the variable resistive element is lowered, to between both electrodes of the variable resistive element, and a second step of applying a second pulse having a voltage amplitude having the same polarity as the first pulse and not lower than the threshold voltage, thereto after the first step.
    Type: Grant
    Filed: May 23, 2012
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Shinobu Yamazaki, Kazuya Ishihara, Suguru Kawabata
  • Roller imprinter and production method of imprinted sheet
    Patent number: 8733243
    Abstract: At least one embodiment of the present invention provides a roller imprinter that allows easy replacement of a transfer roller, and a method of producing an imprinted sheet. In at least one embodiment, a roller imprinter is disclosed for transferring a pattern on a surface of a transfer roller to a surface of a workpiece sheet through rotation of the transfer roller, the roller imprinter including an axis shaft or rotation for the transfer roller, and the axis of the shaft being non-coincident with the rotation axis of the transfer roller.
    Type: Grant
    Filed: March 8, 2011
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Akiyoshi Fujii, Nobuaki Yamada
  • Display device, electronic device and image processing apparatus including the display device, and method of displaying information
    Patent number: 8736874
    Abstract: On a touch-panel display of an image forming apparatus, a function selecting area and a preview area are displayed next to each other. On the function selecting area, a function setting menu is displayed in one display mode among an icon mode in which only a group of icons are displayed, a regular mode in which a group of icons and a group of texts are displayed, and an express mode in which a group of icons, a group of texts and a group of function setting buttons are displayed. In the icon mode, detailed preview information is displayed on a large preview area, and in the express mode, detailed function selecting information is displayed on a large function selecting area.
    Type: Grant
    Filed: February 8, 2011
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Minami Sensu, Yukari Ebi
  • Mobile station apparatus, base station apparatus, wireless communications system, communications control method, communications control program, and processor
    Patent number: 8737348
    Abstract: An ASN coding unit of a mobile station apparatus generates mobile station component carrier capability information including information that defines a component carrier that supported by communication with a base station apparatus. A transceiver device transmits, to the base station apparatus, mobile station component carrier capability information. A control unit controls a communication with a base station apparatus, the control being made by using a component carrier allocated by a base station apparatus, the allocation being made based on mobile station component carrier capability information.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Wahoh Oh
  • Light emitting device, vehicle headlamp, and illumination device
    Patent number: 8733957
    Abstract: A headlamp includes an laser element for emitting a laser beam; a light emitting section for emitting fluorescence by receiving the laser beam emitted from the laser element; and a parabolic mirror for reflecting the fluorescence emitted from the light emitting section, the light emitting section being placed so that a focal point of the parabolic mirror and a periphery of the focal point are positioned on the light emitting section, the light emitting section being most strongly excited at a portion corresponding to the focal point, meanwhile, at a portion corresponding to the periphery of the focal point, the light emitting section being excited with intensity being dependent on light intensity distribution of the excitation light on an irradiation surface of the light emitting section.
    Type: Grant
    Filed: October 25, 2011
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Koji Takahashi
  • Pyrrolidines as glucagon receptor antagonists, compositions, and methods for their use
    Patent number: 8735604
    Abstract: The present invention relates to compounds of the general formula: (I) wherein ring B, R1, R2, R3, Z, and L1 are selected independently of each other and are as defined herein, to compositions comprising the compounds, and methods of using the compounds as glucagon receptor antagonists and for the treatment or prevention of type 2 diabetes and conditions related thereto.
    Type: Grant
    Filed: September 16, 2010
    Date of Patent: May 27, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Eric J. Gilbert, Michael W. Miller, Duane Eugene DeMong, Andrew W. Stamford, William J. Greenlee
  • Nitride semiconductor laser device and wafer
    Patent number: 8737443
    Abstract: A nitride semiconductor laser device is provided herein that is reduced in capacitance to have a better response. The nitride semiconductor laser device includes: an active layer; an upper cladding layer which is stacked above the active layer; a low dielectric constant insulating film which is stacked above the upper cladding layer; and a pad electrode which is stacked above the low dielectric constant insulating film.
    Type: Grant
    Filed: September 28, 2012
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Kentaro Tani, Yoshihiko Tani, Toshiyuki Kawakami
  • Nitride semiconductor light emitting device and method of fabricating nitride semiconductor laser device
    Patent number: 8735192
    Abstract: There is provided a nitride semiconductor light emitting device having a light emitting portion coated with a coating film, the light emitting portion being formed of a nitride semiconductor, the coating film in contact with the light emitting portion being formed of an oxynitride. There is also provided a method of fabricating a nitride semiconductor laser device having a cavity with a facet coated with a coating film, including the steps of: providing cleavage to form the facet of the cavity; and coating the facet of the cavity with a coating film formed of an oxynitride.
    Type: Grant
    Filed: May 23, 2008
    Date of Patent: May 27, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Takeshi Kamikawa, Yoshinobu Kawaguchi