Patents Examined by Charles Hicks
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Patent number: 9817508Abstract: The present invention discloses a display device and a driving method thereof. The display device comprises a display panel, a grating, a voltage generating unit, a touch sensing unit and a control unit. The grating comprises a first electrode and a second electrode having a p plurality of electrode blocks. The voltage generating unit provides first and second voltages to the first and second electrodes, respectively. The control unit controls the values of the first, second voltages such that the grating is transparent during the 2D display phase and functions well during the 3D display phase. During a touch phase, the electrode blocks serve as touch electrodes so as to provide a touch function together with the touch sensing unit. Since the second electrode is used during both the display phase and the touch phase, the display device has a reduced thickness, lower costs and enhanced transmittance.Type: GrantFiled: August 13, 2015Date of Patent: November 14, 2017Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Wei Liu, Xue Dong, Haisheng Wang, Xiaoliang Ding, Shengji Yang, Yingming Liu, Hongjuan Liu, Weijie Zhao, Changfeng Li
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Patent number: 9805659Abstract: To provide a highly browsable data processing device, provide a highly portable data processing device, provide a data processing device which consumes low power, or provide a data processing device having high display quality, the data processing device includes a display portion having flexibility, a plurality of driver circuit portions arranged in the periphery of the display portion, a sensor portion discerning an external state of the display portion, an arithmetic portion supplying image data to the driver circuit portions, and a memory portion storing a program executed by the arithmetic portion. A first mode in which the display portion is unfolded or a second mode in which the display portion is folded is sensed by the sensor. Low power consumption processing and degradation correction processing are carried out by the program in accordance with the first mode or the second mode.Type: GrantFiled: July 14, 2014Date of Patent: October 31, 2017Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Hisao Ikeda, Yoshiaki Oikawa
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Patent number: 9791923Abstract: The invention is directed to systems, methods and computer program products for configuring a user interface of a portable mobile communication device. An exemplary method includes determining, by at least one of the portable mobile communication device or an electronic device in communication with the portable mobile communication device, a direction associated with a user's gaze. Additionally, the method includes at least one of: in response to determining the direction associated with the user's gaze is at least partially towards a display associated with the electronic device, configuring the portable mobile communication display to function as a touch pad that enables interaction with a user interface displayed on the electronic device; or in response to determining the direction associated with the user's gaze is at least partially towards a display associated with the portable mobile communication device, configuring the portable mobile communication device display to display a user interface.Type: GrantFiled: February 15, 2012Date of Patent: October 17, 2017Assignee: Sony Mobile Communications Inc.Inventors: David de Léon, Fredrik Johansson
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Patent number: 9791991Abstract: A display device with a built-in touch panel includes a first substrate, a second substrate, plural pixel electrodes provided between the first substrate and the second substrate, plural common electrodes provided between the first substrate and the second substrate, and plural detection electrodes provided on the first substrate. An image is displayed by, light control using an electric field generated between the plural pixel electrodes and the plural common electrodes. The presence or absence of touch is detected by a difference in capacitance due to the presence or absence of a material interrupting the electric field generated between one of the detection electrodes and one of the common electrodes. Each of the detection electrodes includes a through hole.Type: GrantFiled: March 14, 2016Date of Patent: October 17, 2017Assignee: Japan Display Inc.Inventors: Takahiro Miyazaki, Masanari Saitou, Koji Nagata, Shinji Sekiguchi, Tomohiko Ootani
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Patent number: 9794684Abstract: A head-mounted display device includes an image display unit which displays an image. The head-mounted display device includes: a microphone unit including an audio input unit which converts a sound into an electrical signal and capable of switching a position of the audio input unit between a plurality of positions; a position determination unit which determines which position of the plurality of positions the audio input unit is located at; and a mode switching control unit which switches an operation of the audio input unit and a display mode of the image display unit, respectively, on the basis of the determined position.Type: GrantFiled: February 4, 2016Date of Patent: October 17, 2017Assignee: Seiko Epson CorporationInventors: Kaori Sendai, Masahide Takano
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Patent number: 9792875Abstract: A GOA circuit located in a display panel is disclosed. The GOA circuit includes a first thin film transistor, a second thin film transistor, a third thin film transistor, a fourth thin film transistor, a fifth thin film transistor, a sixth thin film transistor, a seventh thin film transistor, an eighth thin film transistor, a ninth thin film transistor, a first boost thin film transistor, a second boost thin film transistor, a boost capacitor, a twelfth thin film transistor, a thirteenth thin film transistor, a fourteenth thin film transistor, and a fifteenth thin film transistor. Through the first boost thin film transistor, the second boost thin film transistor, and the boost capacitor, a voltage level of a gate output signal outputted by a gate of the second thin film transistor is lifted.Type: GrantFiled: January 12, 2016Date of Patent: October 17, 2017Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Peng Du
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Patent number: 9779653Abstract: To provide a highly browsable data processing device, provide a highly portable data processing device, provide a data processing device which consumes low power, or provide a data processing device having high display quality, the data processing device includes a display portion having flexibility, a plurality of driver circuit portions arranged in the periphery of the display portion, a sensor portion discerning an external state of the display portion, an arithmetic portion supplying image data to the driver circuit portions, and a memory portion storing a program executed by the arithmetic portion. A first mode in which the display portion is unfolded or a second mode in which the display portion is folded is sensed by the sensor. Luminance adjustment processing is carried out by the program in accordance with the first mode or the second mode.Type: GrantFiled: July 14, 2014Date of Patent: October 3, 2017Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Hisao Ikeda, Hajime Kimura
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Patent number: 9778795Abstract: A touch apparatus including a first substrate, a touch sensing structure, an insulation layer, a driving electrode, an electrochromic layer, a reflective electrode and a second substrate stacked sequentially along a direction is provided. The driving electrode and the reflective electrode are used to drive the electrochromic layer. The driving electrode is contacted with the insulation layer. The insulation layer has a thickness T1 in the direction. The first substrate has a thickness T2 in the direction. T1<(T2/10).Type: GrantFiled: December 3, 2015Date of Patent: October 3, 2017Assignee: UNIDISPLAY INC.Inventors: Wei-Chieh Wang, Meng-Chia Chan
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Patent number: 9772656Abstract: A flexible display device includes a flexible display panel to display an image, a support panel including a shape memory polymer layer and a driver to control a shape of the shape memory polymer layer, and a flexible PCB connecting the driver to a driving circuit board. The support panel is coupled to a rear side of the display panel.Type: GrantFiled: September 21, 2015Date of Patent: September 26, 2017Assignee: Samsung Display Co., Ltd.Inventors: Jong Ho Chong, Dong-Wook Choi
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Patent number: 9766746Abstract: A noise immunity of a detected capacitance is prevented or inhibited from lowering on a driving electrode different in width from the other driving electrodes, provided in an input device. A touch panel serving as an input device has a plurality of driving electrodes extending in an X-axis direction and arranged in a Y-axis direction intersecting with the X-axis direction, and a driving electrode arranged outside one side of an arrangement of the driving electrodes and extending in the X-axis direction. Further, the touch panel TP1 has a plurality of detecting electrodes extending in the Y-axis direction and arranged in the X-axis direction. The width of the driving electrode is smaller than the widths of the driving electrodes and the detecting electrode includes an expanding portion for expanding the area of the detecting electrode on the side opposite to the plurality of driving electrodes via the driving electrode.Type: GrantFiled: March 3, 2016Date of Patent: September 19, 2017Assignee: Japan Display Inc.Inventors: Yasuyuki Teranishi, Takafumi Suzuki, Kohei Azumi
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Patent number: 9760203Abstract: Disclosed are a sensing circuit and a capacitive touch panel having the sensing circuit. The capacitive touch panel has a glass substrate, first lead wires, second lead wires, third lead wires, signal input channels and signal output channels; amounts of the second, third lead wires are N, and any two of the first, the second and the third lead wires are isolated; each signal input channel is coupled to the first lead wire corresponding thereto; each third lead wire signal output channel of the signal output channels is coupled to the N/2 third lead wires, and an amount of the second lead wire signal output channels is N/2, and each second lead wire signal output channel of the signal output channels is coupled to two second lead wires. The amount of the IC channels is decreased to save the touch panel material cost with the present invention.Type: GrantFiled: April 14, 2015Date of Patent: September 12, 2017Assignees: Shenzhen China Star Optoelectronics Technology Co., Ltd, Wuhan China Star Optoelectronics Technology Co., LtdInventors: Chang Cao, Qingcheng Zuo, Gonghua Zou
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Patent number: 9740354Abstract: An example processing system for a capacitive sensing device includes sensor circuitry coupled to first and second pluralities of sensor electrodes. The sensor circuitry is configured to, in a first sensing operation, drive the first plurality of sensor electrodes at a first sensing frequency and the second plurality of sensor electrodes a second sensing frequency to acquire first changes in capacitance and second changes in capacitance, respectively, wherein the first and second sensing frequencies are substantially orthogonal. The sensor circuitry is configured to, in a second sensing operation, drive the first plurality of sensor electrodes at the first sensing frequency and the second plurality of sensor electrodes a third sensing frequency to acquire third changes in capacitance and fourth changes in capacitance, respectively, wherein the first sensing frequency and the third sensing frequency are substantially orthogonal.Type: GrantFiled: December 14, 2015Date of Patent: August 22, 2017Assignee: SYNAPTICS INCORPORATEDInventor: Adam L. Schwartz
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Patent number: 9740312Abstract: A stylus includes a housing that extends along a longitudinal direction and includes an opening on one end, a tip that extends along the longitudinal direction and through the opening and a sensor configured to detect displacement of the tip in a direction perpendicular to the longitudinal direction.Type: GrantFiled: September 9, 2015Date of Patent: August 22, 2017Assignee: Microsoft Technology Licensing, LLCInventor: Eliyahu Barel
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Patent number: 9741307Abstract: A display apparatus includes a timing controller for converting data values of black image signals to have one polarity with respect to a common voltage and for converting data values of low gray scale image signals to have one polarity with respect to the common voltage, a data driver for converting the image signals outputted from the timing controller into data voltages, and a plurality of pixels for receiving the data voltages in response to gate signals to display an image. The low gray scale image signals displays a gray scale equal to or less than a reference gray scale at a surrounding temperature lower than a reference temperature.Type: GrantFiled: September 9, 2015Date of Patent: August 22, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyungho Park, Young Gu Kim, Suji Park, Yeongrong Park, Baekkyun Jeon, Min-Sik Jung, Jaeweon Hur
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Patent number: 9741305Abstract: Methods, systems, and devices for improving contrast, dynamic range, and power consumption of a backlight in a display are provided. By way of example, a method includes receiving image data to be displayed on pixels of a display panel, generating a global histogram of the image data, generating a plurality of thresholds based on the global histogram, and defining a first threshold and a second threshold of the plurality of thresholds as local thresholds based on the global histogram and a local histogram. The first threshold and the second threshold are generated according to a local tone mapping function. The method further includes adjusting a luminance of one or more of pixels of the display panel based at least in part on the first threshold and the second threshold.Type: GrantFiled: August 4, 2015Date of Patent: August 22, 2017Assignee: APPLE INC.Inventors: Tobias Jung, Marc Albrecht, Sandro H. Pintz
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Patent number: 9733736Abstract: According to some aspect, an image display apparatus may include a communication section receiving a plurality of remote operation signals corresponding to remote operations of a plurality of input apparatuses, and a combination section combining a first image based on the plurality of individual remote operation signals received by the communication section and a second image supplied from other apparatus into a third image, and outputting the third image.Type: GrantFiled: June 30, 2015Date of Patent: August 15, 2017Assignee: Sony CorporationInventors: Takaharu Suzuki, Kazuyuki Yamamoto, Hidetoshi Kabasawa
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Patent number: 9733775Abstract: When positions of three or more fingers are specified in a sensor unit, it is determined in a determination unit whether a non-fingertip is included in a group consisting of three or more fingers based on a relative position relationship among the three or more fingers. Also, when it is determined that the non-fingertip is included in the group consisting of the three or more fingers, an operation of one true fingertip included in the group consisting of the three or more fingers is identified by an operation identification unit.Type: GrantFiled: June 1, 2015Date of Patent: August 15, 2017Assignee: ALPS ELECTRIC CO., LTD.Inventor: Kazuhito Oshita
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Patent number: 9720542Abstract: A touch-sensing system is disclosed. The system includes a display device having a touch sensor with a matrix of row electrodes and column electrodes. Drive logic drives the row electrodes in a plurality of stylus sync sub-frames. In each, some row electrodes, referred to for that stylus sync sub-frame as sync-driven row electrodes, are driven by the drive logic with synchronization waveforms to synchronize the display device with an active stylus. For each stylus sync sub-frame, the sync-driven row electrodes are differentially driven by the drive logic, in the sense that a synchronization waveform used to drive one of the sync-driven row electrodes is different than a synchronization waveform used to drive another of the sync-driven row electrodes.Type: GrantFiled: August 4, 2015Date of Patent: August 1, 2017Assignee: MICROSOFT TECHNOLOGY LICENSING, LLCInventor: Tianzhu Qiao
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Patent number: 9722410Abstract: A burning protection circuit of a display device includes a plurality of current measuring units and a control unit. The display device includes a plurality of pixel blocks. Each of the pixel blocks includes a plurality of pixels. The pixel blocks are respectively supplied with power through a plurality of power supply lines. The current measuring units are configured to respectively generate a plurality of measured current values by respectively measuring a plurality of currents respectively supplied to the pixel blocks through the power supply lines. The control unit is configured to respectively generate a plurality of block data for the pixel blocks based on pixel data for the pixels of corresponding ones of the pixel blocks, and determine whether an overcurrent occurs based on a plurality of ratios of the measured current values to corresponding ones of the block data.Type: GrantFiled: October 30, 2014Date of Patent: August 1, 2017Assignee: Samsung Display Co., Ltd.Inventor: Do-Ik Kim
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Patent number: 9715307Abstract: An electronic device includes a pressure-sensitive touch screen display that can dynamically monitor a user's interaction with the device, and adjust the pressure thresholds of different areas of the touch screen display based on the user's monitored interactions. The orientation of the device is determined, the touch screen display is divided into sections, and the device monitors the pressure the user applies in the different sections of the screen. A pressure map is then created that includes pressure detection thresholds specific to the orientation and user. One or more preferred regions of the screen are defined based on the pressure map. When a pressure-sensitive input is located in a less preferred screen region, the pressure-sensitive input may be relocated to a preferred screen region, or may be enlarged while remaining in the less preferred screen region to allow the user to more easily press on the pressure-sensitive input.Type: GrantFiled: October 31, 2016Date of Patent: July 25, 2017Assignee: International Business Machines CorporationInventors: Eric L. Barsness, Jay S. Bryant, James E. Carey, Joseph W. Cropper, John M. Santosuosso