Patents Examined by Ibrahim Khan
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Patent number: 9886891Abstract: A sensing driving circuit and a display device including the same are disclosed. In one aspect, the sensing driving circuit includes a plurality of stages configured to respectively output a plurality of sensing signals and including a (K)th stage and a (K+1)th stage. The (K)th stage includes a shift register configured to provide a (K)th carry signal to the (K+1)th stage; and a masking buffer configured to output a (K)th sensing signal. The masking buffer includes a first input circuit configured to provide i) an input signal to a first node based on a node driving signal and ii) a first power voltage to a second node based on the input signal and the node driving signal. The masking buffer also includes a node masking circuit configured to supply the first power voltage to the first node based on a masking signal.Type: GrantFiled: June 2, 2015Date of Patent: February 6, 2018Assignee: Samsung Display Co., Ltd.Inventors: Hai-Jung In, Bo-Yong Chung
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Patent number: 9881548Abstract: An organic light emitting diode display includes at least one first data line, at least one second data line, a plurality of driving transistors, and a plurality of light emitters. Each driving transistor has a driving gate electrode connected to the at least one first data line and the at least one second data line, and the light emitters are respectively connected to the driving transistors. Emission regions of the light emitter do not overlap the at least one first data line, the at least one second data line, and the driving transistors. A shielding portion overlaps an end of the at least one first data line and an end of the at least one second data line.Type: GrantFiled: May 28, 2015Date of Patent: January 30, 2018Assignee: Samsung Display Co., Ltd.Inventors: Jong-Hyun Park, Jeong Hwan Kim, Sun Park, Chun Gi You
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Patent number: 9880674Abstract: In certain embodiments, a touch sensor includes first, second, and third electrode tracks. The first electrode track includes a first electrode, which has a first segment, a second segment connected to the first segment, and a third segment connected to the first segment. The second electrode track includes a second electrode, which includes a fourth segment, a fifth segment connected to the fourth segment, and a sixth segment connected to the fourth segment. A portion of the second segment extends between portions of the fifth and sixth segments from a perspective orthogonal to the surface of the touch sensor, and a portion of the fifth segment extends between portions of the second and third segments from the orthogonal perspective. The third electrode track includes a third electrode, a portion of which extends between portions of the first and second electrodes from the orthogonal perspective.Type: GrantFiled: June 28, 2013Date of Patent: January 30, 2018Assignee: Atmel CorporationInventor: Hyung-Gyu Kim
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Patent number: 9864495Abstract: Embodiments of the present invention generally relate to interacting with a virtual scene at a perspective which is independent from the perspective of the user. Methods and systems can include either tracking and defining a perspective of the user based on the position and orientation of the user in the physical space, projecting a virtual scene for the user perspective to a virtual plane, tracking and defining a perspective of the a freehand user input device based on the position and orientation of the a freehand user input device, identifying a mark in the virtual scene which corresponds to the position and orientation of the device in the physical space, creating a virtual segment from the mark and interacting with virtual objects in the virtual scene at the end point of the virtual segment, as controlled using the device.Type: GrantFiled: March 21, 2016Date of Patent: January 9, 2018Assignee: zSpace, Inc.Inventors: Jonathan J. Hosenpud, Michael A. Vesely
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Patent number: 9857889Abstract: A method and device for handling an event invocation at a touchscreen are provided. The method includes identifying the event invocation at a touchscreen of the device, determining if the event invocation is performed using a distal end of the stylus pen, retrieving an assigned predefined action with respect to the event invocation using the distal end of the stylus pen, receiving a confirmation that the assigned predefined action is acceptable, and performing the assigned predefined action for the event invocation by the distal end of the stylus pen.Type: GrantFiled: June 28, 2013Date of Patent: January 2, 2018Assignee: Samsung Electronic Co., LtdInventor: Vijay Bollineni
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Patent number: 9851895Abstract: A terminal and handwriting sharing method thereof are disclosed, by which a handwriting input is shared between the terminal and an external terminal. The present invention includes a touchscreen configured to display a trace of a user touch input, a wireless communication unit configured to configure a wireless network with an external terminal, and a controller, if a touch input is applied via the touchscreen, controlling a trace of the touch input to be displayed on at least one of the touchscreen and the external terminal.Type: GrantFiled: June 28, 2013Date of Patent: December 26, 2017Assignee: LG ELECTRONICS INC.Inventors: Keumsung Hwang, Miyoung Kim, Guwan Jung
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Patent number: 9852705Abstract: An electronic device and a method of controlling a temperature in an electronic device are provided. The method includes measuring a temperature of at least one part of the electronic device, determining an algorithm corresponding to the measured temperature of the at least one part, and displaying an image based on the determined algorithm.Type: GrantFiled: November 12, 2015Date of Patent: December 26, 2017Assignee: Samsung Electronics Co., LtdInventors: Jung-Hyun Kim, Hyun-Chang Shin, Moon-Soo Kim, Joo-Hyun Kim
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Patent number: 9846519Abstract: Threshold values smaller than degrees of proximity of an object indicated by detection data at peak positions are set based on detection data of the peak positions at which a degree of proximity of the object is higher than that of surrounding detection positions. An evaluation value according to an area of a region on a detection surface occupied by a group of detection positions, including the peak positions, in which degrees of proximity of the object indicated by detection data are higher than the threshold values, is calculated, and it is determined whether the object in proximity to the peak position is a finger or a palm based on the evaluation value.Type: GrantFiled: November 13, 2015Date of Patent: December 19, 2017Assignee: Alps Electric Co., Ltd.Inventors: Satoshi Nakajima, Satoshi Hayasaka, Shinichi Sagawai
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Patent number: 9847071Abstract: In a liquid crystal display (LCD) device having a touch panel function, power consumption is reduced in the standby state. The display section is divided into blocks each of which is formed of a plurality of display lines. The counter electrode is disposed for each block. A driving circuit selectively supplies, to the counter electrode of each block, the voltage used for the liquid crystal display and the voltage used for the touch panel scanning. The driving circuit has a source amplifier that supplies the video voltages to the video lines. The driving circuit reduces the current in the source amplifier, such that the current is lower than current at the time of a normal operation, to lower the power consumption, and stops the operation of the source amplifier and supplies the GND voltage to the video lines to further lower the power consumption.Type: GrantFiled: May 7, 2015Date of Patent: December 19, 2017Assignee: Japan Display Inc.Inventor: Shouji Nagao
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Patent number: 9835863Abstract: A display control apparatus includes: an input unit that receives state information indicating at least one of a state of a moving object, a state of inside of the moving object, and a state of outside of the moving object; and a controller that controls a displayer, which generates a predetermined image and outputs the predetermined image onto a display medium, based on the state information. The predetermined image shows a presentation image including text, when displayed on the display medium. The controller causes the displayer to generate a first predetermined image showing a first presentation image including first text corresponding to a predetermined event, determines whether the at least one state has made a predetermined change, based on the state information, and causes the displayer to generate a second predetermined image showing a second presentation image including second text corresponding to the predetermined event.Type: GrantFiled: June 3, 2015Date of Patent: December 5, 2017Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Koichi Emura, Makoto Mochizuki, Tetsuo Matsuse
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Patent number: 9830023Abstract: A projector includes a projection unit, an external I/F, an image I/F, a connection detecting unit, a manipulation detecting unit, and an instruction information generation unit. The connection detecting unit detects connection in the external I/F and the image I/F. The manipulation detecting unit causes the projection unit to project a detecting image when connection is detected and detects a manipulation performed with respect to the detecting image. The instruction information generation unit executes processing which is based on the detected manipulation.Type: GrantFiled: November 13, 2014Date of Patent: November 28, 2017Assignee: SEIKO EPSON CORPORATIONInventor: Hiroyuki Ichieda
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Patent number: 9830876Abstract: The present invention provides a CMOS GOA circuit. The latch module (3) comprises a NOR gate (Y), and the two input ends of the NOR gate (Y) are respectively inputted with the inverted stage transfer signal (XQ(N)) and the global signal (Gas). When the global signal (Gas) is high voltage level, all the scan driving signals (G(N)) of the respective stages are controlled to be raised up to high voltage levels at the same time, and meanwhile, the NOR gate (Y) is controlled to pull down voltage levels of the stage transfer signals (Q(N)) of the respective stages to clear and reset the stage transfer signals (Q(N)) of the respective stages. In comparison with prior art, an independent reset module is not required.Type: GrantFiled: October 10, 2015Date of Patent: November 28, 2017Assignees: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Mang Zhao
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Patent number: 9817523Abstract: A capacitive touch panel includes elongated drive electrodes arranged next to one another and elongated sensor electrodes arranged next to one another across the drive electrodes. Together, the drive electrodes and the sensor electrodes define a coordinate system where each coordinate location comprises a capacitor formed at an intersection between one of the drive electrodes and one of the sensor electrodes. In implementations, the drive electrodes and/or the sensor electrodes are configured to block capacitance between a touch at a coordinate location and the drive electrodes during a floating condition for the panel. In other implementations, the drive electrodes and/or the sensor electrodes are configured to exaggerate capacitance between a touch at a coordinate location and the drive electrodes during a floating condition for the panel.Type: GrantFiled: February 9, 2012Date of Patent: November 14, 2017Assignee: QUALCOMM IncorporatedInventors: Rishi Mohindra, Guozhong Shen, Kenneth W. Knox
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Patent number: 9812061Abstract: A display apparatus includes a display unit, a source driver, a gate driver and a compensation unit. The display unit includes at least a pixel unit. Each pixel unit includes a first transistor, a second transistor, a first capacitor, a second capacitor and an organic light emitting diode. When the pixel unit is operated in a display mode, the pixel unit outputs a sensing voltage including a first parameter having characteristics of the second transistor and a second parameter having characteristics of the organic light emitting diode. The source driver receives a compensation data and accordingly adjusts the next display data. The compensation unit is disposed between the second capacitor and the source driver and electrically coupled between the second end of the second capacitor and the source driver. The compensation unit receives the sensing voltage and outputs the compensation data according to the received sensing voltage.Type: GrantFiled: April 21, 2015Date of Patent: November 7, 2017Assignee: AU OPTRONICS CORP.Inventors: Li-Wei Liu, Yi-Cheng Lin
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Patent number: 9805680Abstract: A liquid crystal display device and a gate driving circuit are disclosed. The gate driving circuit includes multiple-stage gate driving units and a control chip. Each stage gate driving unit includes a first pulling control unit, a first pulling unit, a second pulling control unit, a second pulling unit, a first reset unit, a second reset unit. The control chip is used for pulling a first clock signal and a first voltage reference signal to a first voltage level. Accordingly, the scanning lines driven by the gate driving circuit are all turned on in order to stably realize an All-Gate-On function.Type: GrantFiled: September 21, 2015Date of Patent: October 31, 2017Assignees: Shenzhen China Star Optoelectronics Technology Co, Ltd, WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTDInventors: Juncheng Xiao, Ronglei Dai, Yao Yan, Shangcao Cao
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Patent number: 9799293Abstract: A liquid crystal display device and a gate driving circuit are disclosed. The gate driving circuit includes multiple-stage gate driving units and a control chip. Each stage gate driving unit includes a first pulling control unit, a first pulling unit, a second pulling control unit, a second pulling unit, a first control unit, a second control unit and a third control unit. The control chip is used for pulling a first clock signal and a first voltage reference signal to a first voltage level. Accordingly, the scanning lines driven by the gate driving circuit are all turned on in order to stably realize an All-Gate-On function.Type: GrantFiled: September 21, 2015Date of Patent: October 24, 2017Assignees: Shenzhen China Star Optoelectronics Technology Co., Ltd, Wuhan China Star Optoelectronics Technology Co., LtdInventors: Juncheng Xiao, Shangcao Cao, Yao Yan, Ronglei Dai
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Patent number: 9798423Abstract: A plurality of detection patterns are formed as conductive patterns directly on a back surface of a panel substrate to which an operation object such as a finger comes in proximity from a front surface side thereof. By independently detecting a change in capacitance in the plurality of detection patterns caused by proximity of the operation object from the front surface side, proximity of the operation object to the panel substrate is detected.Type: GrantFiled: March 27, 2013Date of Patent: October 24, 2017Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Takayasu Otagaki, Hiroya Ito
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Patent number: 9772707Abstract: A touch screen and fabrication method is provided. The touch screen includes a transparent substrate having a display region and a non-display region; a first polarizing film formed on the transparent substrate; and a second polarizing film formed on the first polarizing film. The first polarizing film includes a first region having a first polarization axis direction, and the first region is located in the non-display region along a vertical direction of the transparent substrate. The second polarizing film includes a second region having a second polarization axis direction, and the second region is located in the non-display region along the vertical direction of the transparent substrate. Further, the first polarization axis direction of the first region is perpendicular to second polarization axis direction of the second region.Type: GrantFiled: June 23, 2015Date of Patent: September 26, 2017Assignees: XIAMEN TIANMA MICROELECTRONICS CO., LTD., TIANMA MICROELECTRONICS CO., LTD.Inventors: Xiaomin Liu, Ting Zhou
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Patent number: 9773771Abstract: A display panel including a substrate, a first and second driving chips, a circuit board and multiple second signal traces are provided. The first and second driving chips are disposed in a non-display region and located adjacent to each other. The first driving chip has multiple first pins disposed on a first short side and a first long side of the first driving chip. The second driving chip has multiple second pins disposed on a second short side and a second long side of the second driving chip. In the non-display region, a width of the circuit board is smaller than a total width of the first driving chip, the second driving chip and a distance between the first driving chip and the second driving chip, and the circuit board has a plurality of first signal traces. The display panel of the invention decreases an amount of required circuit boards.Type: GrantFiled: November 12, 2015Date of Patent: September 26, 2017Assignee: Chunghwa Picture Tubes, Ltd.Inventors: Shen-Yu Wu, Yun-Chih Chen, Hung-Hsiang Chen
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Patent number: 9766743Abstract: A mobile terminal including a main body having front, side and rear surfaces; a sensing unit configured to sense a movement of the main body; a display unit including a first region located on the front surface and a second region extending from the first region and located on the side surface; and a controller configured to display first information on the first region of the display unit, activate the second region when the movement of the main body meets a preset condition in a deactivated state of the second region, and display second information associated with the first information on the second region.Type: GrantFiled: May 29, 2015Date of Patent: September 19, 2017Assignee: LG ELECTRONICS INC.Inventors: Egun Jung, Soyoung Bae, Yongkyoung Shin, Jugwan Eom, Hongseok Choi, Daemyeong Park, Yeongnam Ahn, Jungsun Cho