Patents Examined by Roy Rabindranath
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Patent number: 9971467Abstract: An electronic device including: a first pattern part including first mesh lines in which a plurality of first cut line parts are defined; and a second pattern part spaced apart from the first pattern part in a first direction and including a plurality of second cut line parts in which a plurality of second cut line parts are defined. A first reference region is defined in the first pattern part; a second reference region having a same width and area as the first reference region in a second direction crossing the first direction is defined.Type: GrantFiled: November 10, 2016Date of Patent: May 15, 2018Assignee: Samsung Display Co., Ltd.Inventors: Yong-hwan Park, Nayun Kwak, Jongseok Kim
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Patent number: 9952710Abstract: A manufacturing method of a touch panel includes the steps of providing a substrate, forming a first conductive film on the substrate, forming a first mask on the first conductive film, etching the first conductive film to form electrode portions and lower intersect portions of the touch panel, forming an insulating film made of a negative resist on the first conductive film, and forming a contact hole above the electrode portion by removing the insulating film. The steps further include forming a second conductive film on the insulating film, forming a second mask on the second conductive film, etching the second conductive film to form an upper intersect portion connected between two adjacent electrode portions via the contact hole and intersecting with the lower intersect portion, and forming protective film on the second conductive film.Type: GrantFiled: January 28, 2016Date of Patent: April 24, 2018Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co. Ltd.Inventor: Masahiro Teramoto
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Patent number: 9927934Abstract: A flexible touch panel includes a touch sensor unit disposed on a flexible substrate. The flexible touch panel includes a transparent conductive layer, a first transparent conductive oxide layer, and a second transparent conductive oxide layer that are sequentially deposited and sequentially contact each other.Type: GrantFiled: January 28, 2016Date of Patent: March 27, 2018Assignee: Samsung Display Co., Ltd.Inventors: Jae Neung Kim, Sun Haeng Cho, Ki-Hyun Cho
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Patent number: 9916647Abstract: A liquid crystal display apparatus, which displays an image on the basis of an input image signal input from an outside, includes a liquid crystal display element, a processor that performs a plurality of processing to reduce disclination in the liquid crystal element with respect to the input image signal selectively or in combination so as to acquire an output image signal, and a liquid crystal driver that drives the liquid crystal display element using the output image signal.Type: GrantFiled: January 28, 2016Date of Patent: March 13, 2018Assignee: CANON KABUSHIKI KAISHAInventor: Atsushi Ishii
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Patent number: 9898185Abstract: A control method that is executed by a processor included in an electronic device including a touch panel provided in association with a display device, the control method includes detecting magnitude of a contact area when the touch panel is touched; setting a threshold used for determining whether a touch position on the touch panel has changed, based on the magnitude of the contact area; determining that a scroll instruction to the display device has been made when a change in touch position is larger than the threshold; and executing move control of an image displayed on a screen of the display device in accordance with the scroll instruction.Type: GrantFiled: March 5, 2016Date of Patent: February 20, 2018Assignee: FUJITSU LIMITEDInventor: Yoshimasa Kawamura
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Patent number: 9891494Abstract: The invention relates to a pixel unit, a driving method of the pixel unit, a driving module of the pixel unit, a display panel and a display device. The pixel unit includes four sub-pixels and a first color filter, a second color filter, a third color filter and a fourth color filter corresponding to the four sub-pixels respectively, the first color filter allows only light of a first color to pass through, the second color filter allows only light of a second color to pass through, the third color filter allows only light of a third color to pass through, and the fourth color filter allows light of n different colors selected from the first color, the second color, and the third color to pass through, wherein n is larger than or equal to 2.Type: GrantFiled: April 15, 2016Date of Patent: February 13, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Zhihua Sun, Seungmin Lee, Baoyu Liu, Weichao Ma, Shulin Yao, Xu Zhang
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Patent number: 9880660Abstract: The present disclosure provides a touch driving unit, including a shift register module configured to generate a triggering signal, a grating module configured to generate a control signal in accordance with the triggering signal and control a signal from an output module, an amplification module configured to amplify the control signal, and the output module configured to output a signal from a touch signal end or a signal from a common electrode signal end.Type: GrantFiled: April 18, 2016Date of Patent: January 30, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.Inventor: Fei Huang
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Patent number: 9881569Abstract: An image display apparatus according to the present invention includes a light-emitting unit, a display unit configured to display an image on a screen by modulating light from the light-emitting unit based on image data, a first acquiring unit configured to acquire brightness information on brightness of the image data, an image-processing unit configured to perform image processing on input image data, a second acquiring unit configured to acquire processing information on the image processing, and a control unit configured to control emission brightness of the light-emitting unit based on the brightness information and the processing information, so as to suppress a change in contrast of an image, which is displayed on the screen, caused by the image processing.Type: GrantFiled: March 8, 2016Date of Patent: January 30, 2018Assignee: Canon Kabushiki KaishaInventors: Mitsuru Tada, Yoshiyuki Nagashima
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Patent number: 9875676Abstract: A display device according to one or more embodiments of the present disclosure includes a plurality of pixels located at crossing regions of a plurality of scan lines and a plurality of data lines; a data driver coupled to ends of the plurality of data lines at a first side and configured to supply a plurality of data signals to the plurality of data lines; an inspection unit coupled to ends of the plurality of data lines at a second side and configured to supply a plurality of inspection signals to the plurality of pixels; at least one detection line electrically coupled to the inspection unit and extending from a first side of the panel to a second side of the panel; and a reset transistor coupled between the detection line and a reset power supply and configured to turn on when it receives a first control signal.Type: GrantFiled: March 8, 2016Date of Patent: January 23, 2018Assignee: Samsung Display Co., Ltd.Inventors: Min Woo Byun, Seung Kyu Lee
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Patent number: 9874948Abstract: A mouse device with a movable signal input module includes a housing, a control module, and a signal input module. The signal input module is movably disposed in the housing and coupled to the control module. The signal input module includes a roller partially protruding from the housing. The signal input module is linearly movable relative to the housing along a travelling direction to allow the roller to in sync linearly move relative to the housing along the travelling direction.Type: GrantFiled: April 15, 2016Date of Patent: January 23, 2018Assignee: DEXIN CORPORATIONInventor: Yi-Shun Chen
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Patent number: 9869878Abstract: A flexible touch screen panel includes a thin film substrate including a first section and a second section and first sensing electrodes disposed in the first section and the second section, the first sensing electrodes being connected to one another along a first direction. The first sensing electrodes include a first stack structure in the first section and a second stack structure in the second section, the second stack structure being different from the first stack structure.Type: GrantFiled: December 15, 2015Date of Patent: January 16, 2018Assignee: Samsung Display Co., Ltd.Inventor: Jun Namkung
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Patent number: 9860946Abstract: A system for backlighting a display uses an open or closed loop and small components that are well suited to high-frequency applications. The system includes multiple LED strings, a high-voltage source, and a low-voltage regulator that has a polarity opposite to that of the high-voltage source. The high-voltage source and the low-voltage regulator provide voltage differences across the LED strings to illuminate them. In one embodiment, the high-voltage source is about 200 VDC, and the low-voltage regulator produces voltages between ?2 VDC and ?30 VDC. Many types of displays, such as those used on LCD televisions and LCD personal computers, can be backlit in accordance with the embodiments.Type: GrantFiled: October 13, 2009Date of Patent: January 2, 2018Assignee: Maxim Integrated Products, Inc.Inventor: James LoCascio
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Patent number: 9851814Abstract: A foldable mouse comprises a substrate, a thin-film battery, a touch module, a signal processing module, and a communication module. The substrate is a foldable structure. The thin-film battery is electrically connected to the touch module, the signal processing module, and the communication module; the signal processing module drives the touch module, receives signals from the touch module, and sends the signals to the communication module. The substrate comprises a main body structure sandwiched between a first support plate and a second support plate. The first support plate and the second support plate are symmetrically located at two opposite sides of the main body and foldable connected to the main body structure. The main body structure comprises a first surface and a second surface, and a minidisc is integrated on the second surface.Type: GrantFiled: June 6, 2016Date of Patent: December 26, 2017Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Lei Deng, Ying-Ri Sun, Guang-Hong Han, Ling Zhang, Shou-Shan Fan
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Patent number: 9852699Abstract: A backlight unit includes a power converter which generates a light source power voltage at a first node in response to a voltage control signal, at least one light emitting diode string which is connected between the first node and a second node and receives the light source power voltage through the first node, and a controller connected to the second node where the controller detects current of a detection node varying based on a duty ratio of the power control signal, and controls current flowing through the second node when the detected current is greater than a reference value.Type: GrantFiled: March 4, 2016Date of Patent: December 26, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Taegon Im, Min-gyu Kim, Youngsup Kwon
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Patent number: 9846492Abstract: An optical switch keyboard includes a circuit board and plural keys. The circuit board includes plural light emitters and plural light receivers. Each key is aligned with the corresponding light emitter and the corresponding light receiver. Moreover, each key includes a triggering element, a first reflective element and a second reflective element. When the triggering element is triggered by the user, a sensing light emitted by the light emitter is reflected to the second reflective element by the first reflective element. The sensing light is further reflected to the light receiver by the second reflective element. Consequently, the circuit board generates a key switch signal.Type: GrantFiled: April 18, 2016Date of Patent: December 19, 2017Assignee: Primax Electronics Ltd.Inventors: Chung-Yuan Chen, Wei-Ping Chan
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Patent number: 9837228Abstract: An illuminated keyboard with an optical switch is provided. The illuminated keyboard includes a circuit board and plural keys. The circuit board includes plural light-emitting elements. Each light-emitting element is aligned with the corresponding key. The key includes a keycap, a housing, a triggering post, a light guide element and a light guide frame. The keycap is located over the housing. The triggering post, the light guide element and the light guide frame are disposed within the housing. Moreover, the light guide frame is arranged around the triggering post. After a light beam emitted by the light-emitting element is introduced into the housing, the light beam is guided to the light guide frame by the light guide element, and the light beam is scattered to a region around the triggering post and outputted from the keycap.Type: GrantFiled: April 25, 2016Date of Patent: December 5, 2017Assignee: Primax Electronics Ltd.Inventors: Chung-Yuan Chen, Wei-Ping Chan, Yi-Chen Wang
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Patent number: 9837017Abstract: A stage of a gate driver includes a carry generate block configured to output an (N)-th carry signal based on an input signal and to provide the (N)-th carry signal to an (N+1)-th stage; a first output block configured to output an (N)-th gate initialization signal based on the input signal, an input enable signal, and an input disable signal, wherein the input disable signal is inverted with respect to the input enable signal; and a second output block configured to receive the (N)-th gate initialization signal and to output an (N)-th gate signal according to the output of the (N)-th gate initialization signal; the (N)-th gate signal being delayed one horizontal period from the (N)-th gate initialization signal, wherein the gate signals and the gate initialization signals of the stages are selectively output based on the input enable signal and the input disable signal.Type: GrantFiled: June 7, 2016Date of Patent: December 5, 2017Assignee: Samsung Display Co., Ltd.Inventors: Su-Hyeong Park, Tae-Hyeong An
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Patent number: 9824656Abstract: A gate driver unit, a gate driver circuit and a driving method thereof, and a display device are disclosed. In the gate driver unit, an input module is configured to pull up a voltage at a pulling-up node to a high level, the pulling-up node being a connection node of an output end of the input module and a control end of an output module; the output module is configured to output a gate driving signal under a control of a second dock signal; a pulling-up module is configured to reverse the voltage at the pulling-up node under a control of a fourth clock signal; a pulling-down module is configured to reverse a voltage at an output end of the output module under a control of the second clock signal; and a reset module is configured to reset the output end of the output module.Type: GrantFiled: August 10, 2016Date of Patent: November 21, 2017Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Mo Chen, Jinliang Liu, Jian Zhao
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Patent number: 9818324Abstract: Provided is a display system, including: a display device configured to display an image; and a transmission device configured to simultaneously transmit, to the display device, first image data of a first frame and second image data of a second frame that is one frame before the first frame, the display device including: an overdrive processing unit configured to receive the first image data and the second image data transmitted from the transmission device, and to execute overdrive processing on the first image data based on the received first image data and the received second image data, to thereby generate display data; and a display panel configured to display an image based on the display data generated by the overdrive processing unit.Type: GrantFiled: March 7, 2016Date of Patent: November 14, 2017Assignee: Panasonic Liquid Crystal Display Co., Ltd.Inventors: Seiji Kawaguchi, Tatsuo Itoman
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Patent number: 9818346Abstract: On the basis of the image data obtained by the image data acquisition section, a target luminance calculation section calculates a target luminance, which is a target value for the luminance of emitted light for each segment region. An inverse filter acquisition section acquires an inverse filter of a light emission distribution function which represents light emission distribution characteristics of the light source for each segment region. A setting value calculation section calculates a setting value for the luminance of emitted light of the light source for each segment region by performing a convolution operation on the target luminance for each segment region with the inverse filter. On the basis of the setting value for each segment region calculated by the setting value calculation section, a light source control section controls the luminance of emitted light of the light source for each segment region.Type: GrantFiled: April 15, 2016Date of Patent: November 14, 2017Assignee: FUJIFILM CorporationInventor: Masaya Tamaru