Photoconductive Element (i.e., Not Used For Exciting) Patents (Class 349/116)
  • Patent number: 10796600
    Abstract: A device assembly causes the concentration of a sportsperson in the course of a throwing, kicking, striking and shooting movement and/or the physical movement sequence to increasingly focus on feeling and thereby improve performance. The device assembly has a detector which transmits a signal to a pair of shutter spectacles via a transmitter at a selectable time between the beginning of a throwing, kicking, striking and shooting movement and/or the physical movement sequence and the movement phase commenced in this way. The shutter spectacles have a receiving circuit which converts the lenses of the shutter spectacles from a high transparency to a low transparency when said signal is received.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: October 6, 2020
    Assignee: SensuSport UG
    Inventors: Nils Buehring, Felix Wunner, Luise Grossmann
  • Patent number: 10591757
    Abstract: A display panel and a display device are provided. The display panel includes a display panel body, a power supply layer and a reflective structure layer. The display panel body includes a plurality of aperture areas and a non-transparent area surrounding each of the plurality of aperture areas; the power supply layer is disposed at a display side of the display panel body and includes a plurality of photoelectric conversion elements; and the reflective structure layer is disposed between the power supply layer and the display panel body, the plurality of photoelectric conversion elements are spaced apart to form a plurality of transparent openings, the reflective structure layer includes a plurality of reflective structures, the plurality of reflective structures are configured to reflect light emergent from plurality of aperture areas to the plurality of transparent openings.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: March 17, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Qiang Zhang, Yun Qiu, Xiang Feng, Sha Liu, Zhaokun Yang, Xiao Sun
  • Patent number: 10565418
    Abstract: In one aspect, a device includes a first panel at least bearing a keyboard, a second panel at least bearing a display, and a fingerprint reader on at least a portion of at least one of the first and second panels. The portion is engageable by a user to transition the first panel away from the second panel.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: February 18, 2020
    Assignee: Lenovo (Singapore) Pte. Ltd.
    Inventors: Christopher Miles Osborne, Michael William Stuart Ripp
  • Patent number: 10481435
    Abstract: The present invention provides a horizontal alignment-type liquid crystal display device including a viewing-side polarizing plate; a liquid crystal cell; a backlight-side polarizing plate; and a backlight, in this order, the liquid crystal cell includes a liquid crystal layer held between two substrates, at least any one of the substrates is a resin substrate, the polarizing plate provided on the resin substrate side includes a gas barrier film including a phase difference layer and an inorganic layer, and a polarizer, and the gas barrier film is on the resin substrate side with respect to the polarizer. In the horizontal alignment-type liquid crystal display device according to the present invention, thinning based on the use of the resin substrate is effectively realized, and a liquid crystal cell can be sealed.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: November 19, 2019
    Assignee: FUJIFILM Corporation
    Inventor: Makoto Kamo
  • Patent number: 10438558
    Abstract: A driving method of a visual interface system is disclosed. The visual interface system includes an operation apparatus and a matrix display apparatus having a display surface and a matrix substrate. The matrix substrate has a substrate and a matrix disposed at one side of the substrate while the display surface is located at another side of the substrate. The driving method includes steps of: transmitting a plurality of encoded signals and a plurality of display signals by the matrix substrate of the matrix display apparatus; and receiving at least one of the encoded signals by the operation apparatus operating on the display surface. This approach allows the visual interface system to be equipped with display and communication functions without configuring an additional touch input panel, so that the products can be lighter and thinner and have lower manufacturing cost.
    Type: Grant
    Filed: September 30, 2011
    Date of Patent: October 8, 2019
    Assignee: SLIM HMI TECHNOLOGY
    Inventor: Hsiung-Kuang Tsai
  • Patent number: 10427650
    Abstract: A self-cleaning system is provided for the interior of a motor vehicle. That self-cleaning system includes a photoactive self-cleaning surface, a sun shade, an actuator displacing the sun shade between an opened position and a closed position and a controller. A related method of self-cleaning a surface in a passenger compartment of a motor vehicle is also disclosed.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: October 1, 2019
    Assignee: Ford Global Technologies, LLC
    Inventors: Stuart C. Salter, Paul Kenneth Dellock, James J. Surman, Chester Stanislaus Walawender
  • Patent number: 10394080
    Abstract: A wideband compensation stack film comprises a chiral-half-wave compensation film and a chiral-quarter-wave compensation film. The chiral-quarter-wave compensation film is directly in contact with the chiral half-wave compensation film. Along the contact surface, the first layer liquid crystal molecule of the chiral-quarter-wave compensation film is arranged in the last layer of liquid crystal molecule of the chiral-half-wave compensation film. The retardation values (R) and the optical axis (Z) of the stack films follow a linear relationship: R=aZ+b.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: August 27, 2019
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Pao-Ju Hsieh, Mei-Chih Peng
  • Patent number: 10378239
    Abstract: Locking devices and, more particularly, locks that are electronically operable and controllable by mobile devices such as telephones, PCs, tablets and the like, include a lock body with a slider that actuates the lock into a locked state and software in the mobile device that operates the lock to an unlocked state.
    Type: Grant
    Filed: May 1, 2014
    Date of Patent: August 13, 2019
    Inventor: Meir Avganim
  • Patent number: 10336940
    Abstract: The application relates to a device for regulating the entry of light into a room, which comprises a switchable layer of specific design comprising a twisted nematic liquid-crystalline medium and a dichroic compound.
    Type: Grant
    Filed: September 22, 2014
    Date of Patent: July 2, 2019
    Assignee: MERCK PATENT GMBH
    Inventors: Michael Junge, Andreas Beyer, Ursula Patwal
  • Patent number: 10330939
    Abstract: Exemplary light control devices and methods provide a regional variation of visual information and sampling (“V-VIS”) of an ocular field of view that improves or stabilizes vision, ameliorates a visual symptom, reduces the rate of vision loss, or reduces the progression of an ophthalmic or neurologic condition, disease, injury or disorder. The V-VIS devices and methods may optically move, at a sampling rate between 50 hertz and 50 kilohertz, one or more apertures anterior to a retina between one or more positions anterior to the retina that are non-coaxial with a center of a pupil and a position anterior to the retina that is coaxial with the center of the pupil. Certain of these V-VIS devices and methods may be combined with augmented or virtual reality, vision measurement, vision monitoring, or other therapies including, but not limited to, pharmacological, gene, retinal replacement and stem cell therapies.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: June 25, 2019
    Assignee: Aperture In Motion, LLC
    Inventors: Olivia Serdarevic, Edward Yavitz
  • Patent number: 10281763
    Abstract: The present disclosure relates to a display panel, a display apparatus and a manufacturing method of a display panel. The display panel comprises a first substrate and a second substrate provided oppositely, wherein the second substrate has a light-transmitting zone and a light-shielding zone adjacent to the light-transmitting zone, wherein the display panel further comprises: an optical element provided on a light entrance side, which is away from the second substrate, of the first substrate, wherein a projection of the optical element on the first substrate and a projection of the light-shielding zone on the first substrate at least partly overlap, and the optical element is configured to deflect a light, which enters from the light entrance side of the first substrate and goes towards the light-shielding zone, to the light-transmitting zone.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: May 7, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunyun Tian, Hyunsic Choi
  • Patent number: 10217411
    Abstract: Disclosed are a display driving circuit and a driving method thereof, and a display apparatus. The display driving circuit comprises a control unit (13), a light emitting device (20) and a collection unit (21).
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: February 26, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Guangliang Shang
  • Patent number: 10189929
    Abstract: An object of the present invention is to provide an active energy ray-curable composition capable of forming a cured product excellent in damage restoration, adhesion to a plastic base, and transparency after curing. An active energy ray-curable composition for optical components of the present invention essentially includes: a monomer (A) having 2 or more radical-polymerizable reactive groups (x1), a homopolymer of the monomer (A) having a glass transition temperature of higher than 200° C.; a monomer (C) having 2 or more radical-polymerizable reactive groups (x2), a homopolymer of the monomer (C) having a glass transition temperature of lower than ?15° C.; and a photopolymerization initiator (E).
    Type: Grant
    Filed: January 21, 2014
    Date of Patent: January 29, 2019
    Assignee: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Kazunori Yoshida, Yu Sakai, Keiichirou Inoue
  • Patent number: 10137532
    Abstract: A substrate cutting apparatus and a method of manufacturing a display apparatus by using the substrate cutting apparatus, so that an occurrence of an error in cutting a substrate may be prevented and the substrate may be exactly cut. The substrate cutting apparatus includes an integrated laser beam oscillator where an infrared wavelength laser beam oscillator and a short pulse laser beam oscillator are adjacent to each other and are fixed; a stage on which a substrate is disposed; and a transfer unit that transfers at least one of the substrate and the integrated laser beam oscillator so as to control a short pulse laser beam to be irradiated on a region of the substrate, on which an infrared wavelength laser beam emitted from the integrated laser beam oscillator has just been irradiated.
    Type: Grant
    Filed: July 14, 2014
    Date of Patent: November 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae-Hyun Sung, Hyun-Gu Lee, Young-Gu Kim, Jeong-Il Oh
  • Patent number: 10012493
    Abstract: An electronic device for detecting a position of an object is disclosed, The electronic device includes an optical source configured to emit light to a detection area, a light concentrator configured to concentrate light reflected by a target object located in a detection area, a light receiver configured to receive through photodiodes the reflected light concentrated by the light concentrator and to output a light quantity pattern of the reflected light, and a processor configured to determine the position of the target object based on the light quantity pattern of the reflected light.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: July 3, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung Woo Kim, Joon Ah Park, Kyoung Seok Pyun, Jung Soon Shin, Hong-Seok Lee, Tae Sung Jung, Baek Hwan Cho, Seung Hoon Han
  • Patent number: 9910300
    Abstract: A variable optical attenuator includes: a transparent medium configured to transmit light; a first reflective film formed on a light incidence surface of the transparent medium; a second reflective film formed on a light emission surface of the transparent medium; and a resonance length variable medium configured to vary an optical resonance length between the first reflective film and the second reflective film, wherein the first reflective film has a first reflectivity at which at least one of light of a first wavelength and light of a second wavelength is partially transmitted through the first reflective film, the at least one of light being the light of the first wavelength, and wherein the second reflective film has a second reflectivity lower than the first reflectivity for the light of the first wavelength and a third reflectivity lower than the second reflectivity for the light of the second wavelength.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: March 6, 2018
    Assignee: FUJITSU LIMITED
    Inventors: Yuya Osumi, Jun Okabe, Miki Onaka
  • Patent number: 9865658
    Abstract: An organic light-emitting display apparatus includes an organic light-emitting display panel having a display area including a plurality of pixel areas and a non-display area adjacent the display area; and a light sensing unit. The organic light-emitting display panel includes a first substrate including an organic light-emitting device on a first base substrate and a second substrate including a black matrix between the plurality of pixel areas on a surface of a second base substrate facing the first substrate and a reflective pattern formed on the black matrix. The light sensing unit is at one side of the organic light-emitting display panel.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: January 9, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventor: Seong Kweon Heo
  • Patent number: 9865661
    Abstract: A display device includes a pixel electrode provided on an insulating surface, a pixel separation film provided on an end of the pixel electrode, a light-emitting layer provided to cover the pixel electrode, and a counter electrode provided to cover the light-emitting layer and the pixel separation film. The pixel separation film includes a photoelectric conversion element, one of a first electrode and a second electrode of the photoelectric conversion element is electrically connected to the counter electrode, and the other is electrically connected to a wiring through which current generated by the photoelectric conversion element flows.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: January 9, 2018
    Assignee: Japan Display Inc.
    Inventor: Toshihiro Sato
  • Patent number: 9798171
    Abstract: The present disclosure discloses a liquid crystal panel, a method for manufacturing the same and a display device. The liquid crystal panel includes an array substrate, a color filter substrate oppositely arranged to the array substrate, liquid crystal arranged between the array substrate and the color filter substrate, and a solar battery arranged at a position corresponding to a non-pixel region of the array substrate or the color filter substrate. Two ends of the solar battery contact with the array substrate and the color filter substrate, respectively. By disposing the solar battery at the position corresponding to the non-pixel region of the array substrate or the color filter substrate and making the two ends of the solar battery contact with the array substrate and the color filter substrate, respectively, the solar battery can not only play a supporting function, but also play a shielding function between adjacent pixels.
    Type: Grant
    Filed: September 22, 2014
    Date of Patent: October 24, 2017
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Quanhua He, Lingyun Shi, Hao Zhang, Zijiao Xue
  • Patent number: 9776478
    Abstract: A sunscreen system includes a control unit and a sunscreen having a first nonplanar glass layer and a nonplanar display layer having a first side and an opposite second side. The first side is adhered to the glass layer. The display layer includes multiple display subareas covering the overall surface of the display layer. Each separate display subarea may be controlled by the control unit to change the subarea's transmittance. A nonplanar design allows integration in a vehicle body and multiple display subareas allows partial area-wise blocking of light. All electronic components can be provided in or adjacent to the sunscreen or be arranged at another location in the vehicle, leading to a flexible design which allows a larger area panoramic roof due to reduction of mechanical components in the roof structure.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: October 3, 2017
    Assignee: Volvo Car Corporation
    Inventors: Joakim Dryselius, Daniel Olsson
  • Patent number: 9568789
    Abstract: A liquid-crystal-on-silicon (LCOS) panel includes a wafer having bond pads thereon, a liquid crystal layer, and a conductive layer. The panel carrier for the LCOS panel includes a conductive-layer electrode for electrically connecting the conductive layer to a printed circuit assembly (PCA), address electrodes for electrically connecting the bond pads to the PCA, and a cavity for holding the LCOS panel. The cavity includes a conductive pad for electrically connecting the conductive layer to the conductive-layer electrode, and bond-pad electrodes for electrically connecting each bond pad to a respective address electrode. A method for electrically connecting an LCOS panel to a panel carrier includes a step of electrically connecting each bond pad to a respective address electrode, and a step of electrically connecting the conductive layer to the conductive pad.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: February 14, 2017
    Assignee: OmniVision Technologies, Inc.
    Inventors: Wei-Feng Lin, Chun-Sheng Fan
  • Patent number: 9543370
    Abstract: An electronic device display may have an array of pixel circuits. Each pixel circuit may include an organic light-emitting diode and a drive transistor. Each drive transistor may be adjusted to control how much current flows through the organic light-emitting diode. Each pixel circuit may include one or more additional transistors such as switching transistors and a storage capacitor. Semiconducting oxide transistors and silicon transistors may be used in forming the transistors of the pixel circuits. The storage capacitors and the transistors may be formed using metal layers, semiconductor structures, and dielectric layers. Some of the layers may be removed along the edge of the display to facilitate bending. The dielectric layers may have a stepped profile that allows data lines in the array to be stepped down towards the surface of the substrate as the data lines extend into an inactive edge region.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: January 10, 2017
    Assignee: Apple Inc.
    Inventors: Tsung-Ting Tsai, Vasudha Gupta, Chin-Wei Lin
  • Patent number: 9433537
    Abstract: In some embodiments, the present invention is directed to an actuator which includes at least the following: a pre-stretched electro-active polymer film being pre-stretched in a single or biaxial planar directions; at least one first semi-stiff conductor attached to a first surface of the pre-stretched electro-active polymer film, wherein the first surface is parallel to the single or biaxial planar stretch directions; at least one second semi-stiff conductor attached to a second surface of the pre-stretched electro-active polymer film, wherein the second surface is opposite to the first surface; where the semi-stiff conductors are configured to: fix the pre-stretched electro-active polymer film in a pre-stretched state and allow the pre-stretched electro-active polymer film to expand; a pair of mechanical connectors coupled to each end of an active region of the pre-stretched electro-active polymer film.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: September 6, 2016
    Assignee: ElastiMed Ltd.
    Inventor: Omer Zelka
  • Patent number: 9331098
    Abstract: An integrated circuit assembly comprises an insulating layer, a semiconductor layer, a handle layer, a metal interconnect layer, and transistors. The insulating layer has a first surface, a second surface, and a hole extending from the first surface to the second surface. The semiconductor layer has a first surface and a second surface, the first surface of the semiconductor layer contacting the first surface of the insulating layer. The handle layer is coupled to the second surface of the semiconductor layer. The metal interconnect layer is coupled to the second surface of the insulating layer, the metal interconnect layer being disposed within the hole in the insulating layer. The transistors are located in the semiconductor layer. The hole in the insulating layer extends to at least the first surface of the semiconductor layer. The metal interconnect layer electrically couples a plurality of the transistors to each other.
    Type: Grant
    Filed: July 19, 2014
    Date of Patent: May 3, 2016
    Assignee: QUALCOMM SWITCH CORP.
    Inventors: Michael A. Stuber, Stuart B. Molin, Chris Brindle
  • Patent number: 9079532
    Abstract: A device for assisting the nighttime driving of a motor vehicle fitted with a lighting device for emitting a beam for illuminating the road scene in front of the vehicle, the illumination emitted by the lighting device being variable periodically between a maximum value and a minimum value, the device including at least one variable-transmission screen placed between the road scene and the driver, the coefficient of transmission of the screen being variable periodically between a maximum value and a minimum value, the switching on of at least one light source of the lighting device and the coefficient of transmission of the variable-transmission screen controlled by the control unit, the illumination reaching its maximum value when the coefficient of transmission of the screen reaches its maximum value. The control unit controls a circuit for regulating the power supply and a transmitter of remote control waves toward a receiver.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: July 14, 2015
    Assignee: Valeo Vision
    Inventor: Benoist Fleury
  • Patent number: 8933341
    Abstract: A touch device with photovoltaic conversion function includes a main body divided into a touch zone and a non-touch zone located immediately around the touch zone. A photovoltaic conversion layer is provided on a top of the touch zone. By providing the photovoltaic conversion layer on the top of the touch zone of the touch device, the photovoltaic conversion layer can have an increased light-absorption area to enable conversion of more light into more electric current for use by the touch device and accordingly, enable the touch device to have extended standby and operation time.
    Type: Grant
    Filed: December 23, 2012
    Date of Patent: January 13, 2015
    Assignee: Chih-Chung Lin
    Inventor: Chih-Chung Lin
  • Patent number: 8928627
    Abstract: A light sensing circuit using an oxide semiconductor transistor, a method of manufacturing the light sensing circuit, and an optical touch panel including the light sensing circuit. Because the light sensing circuit includes only one light sensor transistor and one switch transistor formed on the same substrate, a structure of the light sensing circuit is simplified. Furthermore, because the light sensor transistor and the switch transistor have the same structure, a method of manufacturing the light sensing circuit is also simplified. Also, since an optical touch panel or an image acquisition apparatus using the light sensing circuit uses the light sensing circuit having a simple structure and does not use a capacitor, the optical touch panel or the image acquisition apparatus may be made thinner and larger.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: January 6, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-hun Jeon, I-hun Song, Seung-eon Ahn, Chang-jung Kim
  • Patent number: 8907923
    Abstract: The present invention provides a photo sensor, a method of forming the photo sensor, and a related optical touch device. The photo sensor includes a first electrode, a second electrode, a first silicon-rich dielectric layer and a second silicon-rich dielectric layer. The first silicon-rich dielectric layer is disposed between the first electrode and the second electrode for sensing infrared rays, and the second silicon-rich dielectric layer is disposed between the first silicon-rich dielectric layer and the second electrode for sensing visible light beams. The multi-layer structure including the first silicon-rich dielectric layer and the second silicon-rich dielectric layer enables the single photo sensor to effectively detect both infrared rays and visible light beams. Moreover, the single photo sensor is easily integrated into an optical touch device to form optical touch panel integrated on glass.
    Type: Grant
    Filed: March 7, 2010
    Date of Patent: December 9, 2014
    Assignee: AU Optronics Corp.
    Inventors: An-Thung Cho, Chia-Tien Peng, Hung-Wei Tseng, Cheng-Chiu Pai, Yu-Hsuan Li, Chun-Hsiun Chen, Wei-Ming Huang
  • Patent number: 8879018
    Abstract: An electronic apparatus and a display thereof are disclosed. The display includes a back plate, a photoelectric converting module, and a display module. The back plate has an inner surface and an open is formed on the back plate. The back plate has an inner edge around the open. The inner edge is concave toward the direction back to inner surface to form a supporting part. The photoelectric converting module is disposed on the supporting part without protruding out of the inner surface. The photoelectric converting module has a light-receiving surface exposed to the open. The display module is disposed on the inner surface of the back plate and the display module covers the photoelectric converting module. The display module has a display surface back to the photoelectric converting module.
    Type: Grant
    Filed: March 5, 2012
    Date of Patent: November 4, 2014
    Assignee: AU Optronics Corporation
    Inventors: Ren-Hong Jhan, Jung-Hui Hsu, Kuo-Sen Kung, Chun-Hao Tu, Jen-Pei Tseng, Yu-Jung Liu, Jiun-Jye Chang
  • Patent number: 8853554
    Abstract: A touch module with photovoltaic conversion function includes a touch zone and a non-touch zone. The touch zone includes a first clear substrate, a second clear substrate and a photovoltaic conversion unit. The first clear substrate has opposite first and second sides, and the second clear substrate has opposite third and fourth sides. A first and a second touch electrode layer are provided on the second side and the third side, respectively; and the photovoltaic conversion unit is provided on the first side of the first clear substrate. By providing the photovoltaic conversion unit in the touch zone of the touch module, the photovoltaic conversion unit can have increased light-absorption areas to enable conversion of light into more electric current and accordingly, enable a touch device using the touch module to have extended standby and operation time.
    Type: Grant
    Filed: December 23, 2012
    Date of Patent: October 7, 2014
    Inventor: Chih-Chung Lin
  • Patent number: 8854568
    Abstract: Embodiments of the disclosed technology provide an array substrate comprising a plurality of pixel units each of which comprises a gate scanning line, a source scanning line, a thin film transistor (TFT), a storage capacitor, and at least one photosensitive transistor, wherein a gate electrode of the photosensitive transistor and a gate electrode of the TFT are connected with the same gate scanning line, a drain electrode of the photosensitive transistor and a drain electrode of the TFT are connected with the storage capacitor, a source electrode of the TFT is connected with the source scanning line, and a source electrode of the photosensitive transistor is connected with its own gate electrode. In addition, the embodiments of the disclosed technology also provide a liquid crystal panel comprising the array substrate and a display device comprising the liquid crystal panel.
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: October 7, 2014
    Assignee: Boe Technology Group Co., Ltd.
    Inventors: Yongxian Xu, Changlin Leng
  • Patent number: 8848126
    Abstract: Provided is an optical sensor having such a novel structure that even if an intrinsic semiconductor region has a short substantial length in a direction parallel with a forward direction of a photodiode, a light receiving area can be ensured, whereby light detection sensitivity can be improved; and a liquid crystal panel including the optical sensor. The optical sensor includes: a photodiode (26) provided with a semiconductor film (28) having a p-type semiconductor region (28p), an intrinsic semiconductor region (28i), and an n-type semiconductor region (28n); a first gate line (38a) formed above the intrinsic semiconductor region (28i), a negative voltage being applied to the first gate line; and a second gate line (38b) formed above the intrinsic semiconductor region (28i), a positive voltage being applied to the second gate line, wherein a predetermined clearance is formed between the first gate line (38a) and the second gate line (38b), above the intrinsic semiconductor region (28i).
    Type: Grant
    Filed: September 29, 2011
    Date of Patent: September 30, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Norihisa Takaiwa, Masahiro Fujiwara
  • Patent number: 8842242
    Abstract: Provided are a liquid crystal display, a method of estimating ambient light, and a driving method of the liquid crystal display. The liquid crystal display includes a first electrode and a second electrode generating an electric field, liquid crystal molecules the orientation state of which is changed by the generated electric field, and a photodetector sensing the light passing through the liquid crystal molecules.
    Type: Grant
    Filed: November 11, 2009
    Date of Patent: September 23, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Jin Pak, Seung-Gyu Tae, Joo-Hyung Lee, Soon-Dong Kim
  • Publication number: 20140267797
    Abstract: A method, apparatus, and system for using solar panels to power display panels, wherein the solar panels are powered by solar energy which passes through the display panels. Variations of this disclosure include embodiments where cameras are hidden behind the display panels to display false images or video opposing display panels, embodiments where the display panels show prerecorded feed, or variations where a magnifying glass display panel amplifies the energy to the solar panels. In one preferred embodiment of the disclosure, the display panel may serve the dual function of acting as both monitor and magnifying glass thereby amplifying the solar energy absorbed in an environment that obscures said energy. A preferred embodiment of this disclosure comprises solar panels on the front face of the tiles of an led monitor, protruded by LED bulbs, said solar panels behind the display panel and send collected energy to a rechargeable battery.
    Type: Application
    Filed: March 18, 2014
    Publication date: September 18, 2014
    Inventors: James Clarke, Chiedo Ohanyerenwa, John Clarke
  • Patent number: 8823908
    Abstract: A display apparatus which comprises a liquid crystal panel and displays a predetermined image comprises: a reflective panel which is arranged opposite to the liquid crystal panel and reflects light emitted from the liquid crystal panel; and image capture devices which are located in the liquid crystal panel and capture an image on a display surface of the liquid crystal panel using light reflected by the reflective panel. An image display condition of the liquid crystal panel of the display apparatus is captured by the display apparatus itself.
    Type: Grant
    Filed: June 13, 2012
    Date of Patent: September 2, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Koichi Sugiyama
  • Patent number: 8724060
    Abstract: The present invention provides a method for manufacturing liquid crystal display module with photovoltaic cell, which includes: (1) providing a substrate and a liquid crystal display panel; (2) forming a transparent conductive layer on the substrate through sputtering; (3) forming a first matrix, which is arranged to stay away from a pixel aperture of the liquid crystal display panel and is located below the TFT arrays; (4) forming a photovoltaic layer on the transparent conductive layer through chemical vapor deposition; (5) forming a second matrix corresponding to the first matrix; (6) forming a metal layer on the photovoltaic layer through sputtering; (7) forming a third matrix corresponding to the second matrix so as to form a photovoltaic cell on the substrate; (8) applying sealant to the substrate around the photovoltaic cell; and (9) bonding the substrate and the liquid crystal display panel to each other and curing the sealant.
    Type: Grant
    Filed: August 10, 2012
    Date of Patent: May 13, 2014
    Assignee: Shenzhen China Star Optoelectronics Technology co., Ltd.
    Inventor: Xindi Zhang
  • Patent number: 8710358
    Abstract: Example embodiments relate to a solar cell configured to scatter incident light to be penetrated so as to increase a light progress path and includes a polymer-dispersed liquid crystal (PDLC) layer on at least one of a first and a second electrodes.
    Type: Grant
    Filed: August 5, 2011
    Date of Patent: April 29, 2014
    Assignee: Samsung Electronics, Co. Ltd.
    Inventors: Gae-hwang Lee, Kyu-young Hwang, Jae-eun Jung
  • Patent number: 8599181
    Abstract: A photo detector is disclosed. The photo detector includes a substrate, a first patterned semiconductor layer, a dielectric layer, a patterned conductive layer, an inter-layer dielectric, a second patterned semiconductor layer, two first electrodes disposed on the inter-layer dielectric and two second electrodes disposed on portions of the second semiconductor layer. The first patterned semiconductor layer having a first doping region and a second doping region is disposed on a transistor region. The dielectric layer is disposed to cover the substrate and the first semiconductor layer, the patterned conductive layer is disposed on the dielectric layer, and the inter-layer dielectric having at least two openings adapted to expose the first doping region and the second doping region is disposed to cover the dielectric layer. The second patterned semiconductor layer is disposed on a photosensitive region and the first electrodes are electrically connected to the first patterned semiconductor layer.
    Type: Grant
    Filed: September 7, 2011
    Date of Patent: December 3, 2013
    Assignee: AU Optronics Corp.
    Inventors: Yu-Min Lin, Hsin-Li Chen, Feng-Yuan Gan
  • Patent number: 8587755
    Abstract: A liquid crystal display apparatus having little influence of noise and able to improve an SN ratio of a light reception system without requiring a calibration operation when turning on the power, is provided. The apparatus has a plurality of display cells 21 having display circuits 210, light receiving cells 22 each including a light receiving element 221, a reference cell 23 having a configuration equivalent to the configuration of the light receiving cell and blocked from incidence of a light upon the light receiving element 221, and a received light signal processing circuit 6 performing differential signal processing of an output signal of the light receiving cell 22 and an output signal of the reference cell 23 and deleting noise.
    Type: Grant
    Filed: March 14, 2008
    Date of Patent: November 19, 2013
    Assignee: Japan Display West, Inc.
    Inventors: Yoshiharu Nakajima, Go Yamanaka
  • Patent number: 8570468
    Abstract: A liquid crystal display device and a method of fabricating a liquid crystal display device is provided. A liquid crystal display device includes a first substrate; a second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; and a light sensor, formed on the first substrate, to sense a capacitance to output an electrical signal such that the capacitance varies with an intensity of light. A method of fabricating a liquid crystal display includes forming a thin film transistor, a pixel electrode electrically connected with the thin film transistor, and a light sensor on a first substrate; providing a second substrate on which a color filter and a black matrix are formed; and forming a liquid crystal layer between the first substrate and the second substrate.
    Type: Grant
    Filed: December 13, 2006
    Date of Patent: October 29, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Su Hwan Moon, Tae Hwan Kim
  • Patent number: 8564747
    Abstract: A liquid crystal display device includes an array substrate formed with a number of switching elements and photosensors, a countersubstrate arranged opposite to the array substrate with a gap between the array substrate and the countersubstrate, a liquid crystal layer sandwiched between the array substrate and the countersubstrate and formed from a liquid crystal material which is negative in dielectric anisotropy, and an alignment control structure set on at least one of the array substrate and countersubstrate to control the alignment state of liquid crystal molecules in the liquid crystal layer, wherein each of the photosensors being placed opposite to the alignment control structure.
    Type: Grant
    Filed: April 8, 2009
    Date of Patent: October 22, 2013
    Assignee: Japan Display Central Inc.
    Inventor: Keiji Tago
  • Patent number: 8553186
    Abstract: A display panel having a pixel region and a sensing region includes a first substrate, a second substrate and a display medium layer. A plurality of pixel structures and at least one photo-voltaic cell device are disposed on the first substrate. The pixel structures are arranged in the pixel region in array, and each of the pixel structures includes a thin film transistor and a pixel electrode electrically connected to the thin film transistor. The photo-voltaic cell device disposed in the sensing region includes a doped semiconductor layer, a transparent electrode layer, a first type doped silicon-rich dielectric layer and a second type doped silicon-rich dielectric layer. The first type doped silicon-rich dielectric layer and the second type doped silicon-rich dielectric layer are disposed between the doped semiconductor layer and the transparent electrode layer. The display medium layer is disposed between the first substrate and the second substrate.
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: October 8, 2013
    Assignee: Au Optronics Corporation
    Inventors: An-Thung Cho, Chia-Tien Peng, Wan-Yi Liu, Chun-Hsiun Chen, Wei-Ming Huang
  • Patent number: 8508674
    Abstract: An optically intelligent image sensing device is provided. By applying different potentials across different electrode sections in the image sensing device, the electric field profiles of the corresponding liquid crystal layer sections bend the lights passing through the liquid crystal layer sections in a predetermined manner. In one embodiment, all of a certain color light entering the image sensing device can be bent towards a color filter for the specific color, thereby entering the light sensor for the specific color light. Accordingly, the optically intelligent image sensing device has improved optical efficiency. An arrangement for an array of different electrode and light sensing sections in the image sensing device is also provided as an example for how each electrode may be connected to the optically intelligent image sensing device control signals. An example using the present optically intelligent image sensing device to improve the optical efficiency of an image capturing device is also described.
    Type: Grant
    Filed: December 10, 2012
    Date of Patent: August 13, 2013
    Assignee: Empire Technology Development, LLC
    Inventors: Vijay Mishra, Karthik Venkatraman
  • Publication number: 20130169914
    Abstract: Provided is an optical sensor having such a novel structure that even if an intrinsic semiconductor region has a short substantial length in a direction parallel with a forward direction of a photodiode, a light receiving area can be ensured, whereby light detection sensitivity can be improved; and a liquid crystal panel including the optical sensor. The optical sensor includes: a photodiode (26) provided with a semiconductor film (28) having a p-type semiconductor region (28p), an intrinsic semiconductor region (28i), and an n-type semiconductor region (28n); a first gate line (38a) formed above the intrinsic semiconductor region (28i), a negative voltage being applied to the first gate line; and a second gate line (38b) formed above the intrinsic semiconductor region (28i), a positive voltage being applied to the second gate line, wherein a predetermined clearance is formed between the first gate line (38a) and the second gate line (38b), above the intrinsic semiconductor region (28i).
    Type: Application
    Filed: September 29, 2011
    Publication date: July 4, 2013
    Applicant: Sharp Kabushiki Kaisha
    Inventors: Norihisa Takaiwa, Masahiro Fujiwra
  • Patent number: 8446550
    Abstract: An automatic darkening liquid crystal mirror for vehicles, the mirror having a transparent front substrate and a back substrate with a reflective or transflective mirrored coating. The front and back substrates are spaced apart to define a liquid crystal cell between the substrates that is filled with a liquid crystal fluid incorporating a dichroic dye. A conductive thin film is applied onto the interior surface of the front substrate, and the mirrored coating of the back substrate also is conductive. An alignment compound is deposited on opposite sides of and bounding the liquid crystal cell. An electronic control circuit is adapted to apply selectively a voltage signal to the conductive think film and the conductive mirrored coating to affect the transmittance of the liquid crystal fluid, and thereby the darkness of the mirror, in response to light intensity sensed by a headlight sensor coupled to the electronic control circuit.
    Type: Grant
    Filed: December 23, 2008
    Date of Patent: May 21, 2013
    Assignee: Glarenix USA, LLC
    Inventors: Walter Y. Wen, Robin Hines, Chai T. Chang
  • Patent number: 8436968
    Abstract: A flat display device integrated with a photovoltaic cell is disclosed. The flat display device includes a first substrate, a second substrate, a display medium layer, a first photovoltaic cell, a connecting layer and a conductive structure. The display medium layer is sealed between the first and second substrates. The first photovoltaic cell is disposed on the first substrate. The connecting layer is disposed on the second substrate and is capable of electrically connecting the first photovoltaic cell to an external circuit. The conductive structure is disposed between the first and second substrates, and is electrically connected with the first photovoltaic cell and the connecting layer.
    Type: Grant
    Filed: April 18, 2011
    Date of Patent: May 7, 2013
    Assignee: Au Optronics Corp.
    Inventors: Cheng-Tao Lin, En-Hung Liu, An-Thung Cho, Ching-Sheng Cheng
  • Patent number: 8379005
    Abstract: A liquid crystal display device 1 having a liquid crystal display panel and an illuminating means controlled according to the output of the light sensing component. The light sensing component is deployed at the periphery of the TFT substrate's display area DA and uses a thin film transistor as photosensor. A capacitor C is connected between source and drain electrodes SL, DL for such TFT photosensor. One of the capacitor's terminals is connected to a standard voltage source VS via a switch element SW, and the other to the common electrode 26. Voltage that is always lower than the voltage applied to the common electrode by an amount corresponding to a reverse bias voltage is applied to the gate electrode GL for the TFT photosensor. The capacitor's voltage a certain time after the switch element turns off is output.
    Type: Grant
    Filed: August 28, 2006
    Date of Patent: February 19, 2013
    Assignee: Sony Corporation
    Inventors: Yutaka Sano, Takashi Kunimori, Masanori Yasumori, Toshihiko Tanaka
  • Patent number: 8372763
    Abstract: A process for forming a protective layer at a surface of an aluminum bond pad. The aluminum bond pad is exposed to a solution containing silicon, ammonium persulfate and tetramethylammonium hydroxide, which results in the formation of the protective layer. This protective layer protects the bond pad surface from corrosion during processing of an imager, such as during formation of a color filter array or a micro-lens array.
    Type: Grant
    Filed: May 14, 2012
    Date of Patent: February 12, 2013
    Assignee: Aptina Imaging Corporation
    Inventor: Mattia Cichocki
  • Patent number: 8357022
    Abstract: A manufacturing apparatus for liquid crystal (LC) panels, including a temperature control device, an LC status monitor, a backlight source and an ultraviolet set. The temperature control device, on which an LC panel is placed, provides temperature control and is perforated to pass light therethrough. The LC status monitor is operative to observe the LC panel while the light is emitted from the backlight source and transmitted through the LC panel and the temperature control device as back-lights of the LC panel. The ultraviolet set is operative to expose the LC panel to ultraviolet light. The relative position between the temperature control device and the backlight source is adjustable, to switch the operating state of the apparatus. In the first operating state, the LC panel can be observed by the LC status monitor. In the second operating state, the LC panel can be exposed to ultraviolet light.
    Type: Grant
    Filed: January 24, 2012
    Date of Patent: January 22, 2013
    Assignees: Innocom Technology (Schenzhen) Co., Ltd., Chimei Innolux Corporation
    Inventors: Ming-Jen Hsieh, Po-Fu Chen, Hsu-Kuan Hsu, Yu-Wen Chih, Chun-Hung Chiang
  • Patent number: 8351017
    Abstract: An optically intelligent image sensing device is provided. By applying different potentials across different electrode sections in the image sensing device, the electric field profiles of the corresponding liquid crystal layer sections bend the lights passing through the liquid crystal layer sections in a predetermined manner. In one embodiment, all of a certain color light entering the image sensing device can be bent towards a color filter for the specific color, thereby entering the light sensor for the specific color light. Accordingly, the optically intelligent image sensing device has improved optical efficiency. An arrangement for an array of different electrode and light sensing sections in the image sensing device is also provided as an example for how each electrode may be connected to the optically intelligent image sensing device control signals. An example using the present optically intelligent image sensing device to improve the optical efficiency of an image capturing device is also described.
    Type: Grant
    Filed: December 28, 2009
    Date of Patent: January 8, 2013
    Assignee: Empire Technology Development, LLC
    Inventors: Vijay Mishra, Karthik Venkatraman