Patents Examined by James S Nokham
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Patent number: 10474254Abstract: A stylus used to have a touch sensitive processing apparatus determine an axial direction and an angle of inclination which the stylus corresponds to a touch screen through electrical signal emitted by the stylus. The stylus includes: a penholder; a tip section on one end of the penholder; a first ring electrode surrounding the penholder; a second ring electrode surrounding the penholder, wherein the second ring electrode is closer to the tip section than the first ring electrode being, the first ring electrode and the second ring electrode are used to emit the electrical signal; and a first insulating material configured to have the first ring electrode electrically decouple the second ring electrode.Type: GrantFiled: October 17, 2017Date of Patent: November 12, 2019Assignee: EGALAX_EMPIA TECHNOLOGY INC.Inventor: Shang-Tai Yeh
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Patent number: 10474261Abstract: Disclosed herein are a touch detecting apparatus and a touch detecting method using a pixel or pixels in display devices including a means for applying an AC input voltage to a drive IC of the display device and detecting a change in touch capacitance between the pixel and an object in synchronization with a change in amplitude of the AC input voltage. In particular, the touch detecting apparatus using a pixel or pixels in display devices according to an exemplary embodiment of the present invention includes: a grayscale voltage generator applying a grayscale voltage to a source line and a sensing signal processor detecting a touch signal based on a feedback voltage of the grayscale voltage applied to the source line.Type: GrantFiled: December 9, 2016Date of Patent: November 12, 2019Assignee: G2TOUCH CO., LTD.Inventor: Sung Ho Lee
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Patent number: 10474357Abstract: A touch-sensitive display apparatus and a control apparatus are included in an operating device of a motor vehicle. The control apparatus is configured, in a first operating mode, to display on the display apparatus a screen keyboard for receiving a character sequence from a user. A driver is not to operate the on-screen keyboard during a journey. A sensor apparatus is configured to detect an approach of an object to the display apparatus, a distinction being drawn between a driver approach from a predetermined driver side and a passenger approach from a passenger side opposite the driver side. The control apparatus is configured to deactivate the first operating mode in the event of a detected driver approach of the object and, instead, to activate an alternative operating mode that is different from the first operating mode.Type: GrantFiled: January 18, 2017Date of Patent: November 12, 2019Assignee: AUDI AGInventor: Tahar Bouaziz
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Patent number: 10459559Abstract: A method, system, and one or more computer-readable storage media for providing multi-dimensional haptic touch screen interaction are provided herein. The method includes detecting a force applied to a touch screen by an object and determining a magnitude, direction, and location of the force. The method also includes determining a haptic force feedback to be applied by the touch screen on the object based on the magnitude, direction, and location of the force applied to the touch screen, and displacing the touch screen in a specified direction such that the haptic force feedback is applied by the touch screen on the object.Type: GrantFiled: June 20, 2017Date of Patent: October 29, 2019Assignee: Microsoft Technology Licensing, LLCInventors: Michael J. Sinclair, Michel Pahud, Hrvoje Benko
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Patent number: 10460641Abstract: Disclosed are an image processing circuit and image processing method which is capable of enhancing gray level presentation, and a display device using the same. The image processing circuit and image processing method performs a differential extension of each gray level to a higher gray level with respect to a perceived brightness picture level (PBPL) reflecting a distribution of high gray levels of the input image, and then overdrives a light emitting device in the region of high gray levels higher than or equal to the threshold gray level.Type: GrantFiled: May 13, 2016Date of Patent: October 29, 2019Assignee: LG DISPLAY CO., LTD.Inventors: Hong-Seop Shin, Kyong-Ho Lim, Yu-Hoon Kim
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Patent number: 10460672Abstract: The present invention generates overdriving image data by compressing and storing image data and comparing stored previous-period image data and current-period image data. The present invention controls a data voltage upward or downward through overdriving image data, thereby improving the reaction speed of a pixel.Type: GrantFiled: July 11, 2017Date of Patent: October 29, 2019Assignee: SILICON WORKS CO., LTD.Inventors: You Shin Lee, Young Jun Jun, Young Sun Na, Jae Hwan Lim, Seong Hyeon Jo
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Patent number: 10444863Abstract: A virtual reality device, including a first sensor, a second sensor, a processor, and a display screen, is provided. The first sensor senses a first rotation-amplitude corresponding to the virtual reality device, and outputs a first sensing signal corresponding to the first rotation-amplitude. The second sensor senses a second rotation-amplitude corresponding to the user's eyes, and outputs a second sensing signal corresponding to the second rotation-amplitude. The processor generates a panoramic image, and obtains an initial display picture. The display screen displays the initial display picture. The processor further outputs a first display picture according to the first sensing signal and the second sensing signal, and the display screen displays the first display picture.Type: GrantFiled: April 12, 2017Date of Patent: October 15, 2019Assignee: QUANTA COMPUTER INC.Inventors: Jung-Wen Chang, Chien-Hung Lin
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Patent number: 10410589Abstract: The present application provides a method for controlling a backlight source, a device for controlling a backlight source and a liquid crystal display, where the method includes: determining time intervals of received synchronous signals; determining an output delay compensation value of the synchronous signals, according to the time intervals and fixed response delay time for processing the synchronous signals; generating a compensated synchronous signal according to the output delay compensation value of the synchronous signals; transmitting the compensated synchronous signal to a PWM driver. The application allows a backlight source to perform optical display according to multipath control signals with relatively stable frequency, and reduces backlight blinking of the backlight source.Type: GrantFiled: December 9, 2016Date of Patent: September 10, 2019Assignees: HISENSE ELECTRIC CO., LTD., HISENSE USA CORPORATION, HISENSE INTERNATIONAL CO., LTD.Inventor: Yuxin Zhang
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Patent number: 10402000Abstract: A touch sensitive device that can detect the amount of pressure being applied to a touch screen from a user or other external object is provided. A spacer of the touch screen can be coated with a layer of conductive material and the change in capacitance between the spacer and various circuit elements of the touch screen can be measured. The change in capacitance can be correlated to the amount of pressure being applied to the touch screen, thus providing a method to determine the pressure being applied. During operation of the device, the system can time multiplex touch, display and pressure sensing operations so as to take advantage of an integrated touch and display architecture.Type: GrantFiled: March 4, 2013Date of Patent: September 3, 2019Assignee: Apple Inc.Inventors: Abbas Jamshidi-Roudbari, Shih Chang Chang, Cheng-Ho Yu, Ting-Kuo Chang
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Patent number: 10386973Abstract: Disclosed herein are a display device having an embedded touch screen capable of preventing deterioration of image quality generated in the display device when a touch sensor and a sensor signal line are disposed in the display device and solving a problem that sensitivity of a detected touch signal is weakened due to a parasitic capacitance generated between the touch sensor and the sensor signal line and a driving signal line and components of the display device, and a method of manufacturing the same.Type: GrantFiled: December 9, 2016Date of Patent: August 20, 2019Assignee: G2TOUCH CO., LTD.Inventor: Sung Ho Lee
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Patent number: 10386634Abstract: Collaborative scene sharing for overcoming visual obstructions is provided. Video feeds of a scene are obtained from multiple devices viewing the scene from different angle. An obstruction obstructs portion(s) of the scene from view by a device. An aggregation grid that partitions views of the scene into cells is established and used in providing an aggregated view of the scene to the device. This includes identifying cell(s) of the aggregation grid for which the view by the device is obstructed by the obstruction, and providing to the device video portion(s) obtained from video feed(s) from the multiple devices. The video portion(s) correspond to the cell(s) for which the view by the device is obstructed, and the video feeds from which the video portions are obtained are from other device(s), of the multiple devices, for which the view for the cell(s) is unobstructed.Type: GrantFiled: January 25, 2019Date of Patent: August 20, 2019Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Vijay Ekambaram, Sarbajit K. Rakshit
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Patent number: 10380966Abstract: Power-efficient data collection by a personal imaging device regarding a user's interaction with an application on a mobile device by automatically switching on and off costly, power-consuming applications of the personal imaging device without the use of a radio signal. The personal imaging device detects a visual start signal displayed on the mobile device of a tagged application on the mobile device. The personal imaging device activates sensors of the personal imaging device for collecting data regarding the user's interaction with the application on the mobile device. The personal imaging device collects data regarding the user's interaction with the application on the mobile device via the activated sensors and stores the data in a repository. The personal imaging device detects a visual end signal displayed on the mobile device, ending data collection.Type: GrantFiled: August 31, 2015Date of Patent: August 13, 2019Assignee: International Business Machines CorporationInventors: Prasenjit Dey, Vijay Ekambaram, Saravanan Sadacharam
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Patent number: 10379641Abstract: A touch screen apparatus includes: an active area and a non-active area outside the active area; first sensing electrodes arranged along a first direction in the active area; second sensing electrodes arranged along a second direction intersecting the first direction in the active area, the second sensing electrodes being insulated from the first sensing electrodes; and at least one additional sensing electrode separated from the first and second sensing electrodes, the at least one additional sensing electrode being located in the non-active area.Type: GrantFiled: July 11, 2017Date of Patent: August 13, 2019Assignee: Samsung Display Co., Ltd.Inventors: Sang Hyun Lim, Chang Sub Jung, A Ra Jo, Jae Woo Choi
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Patent number: 10289203Abstract: A number of images of an environment may be obtained over time by a number of sensors. The images may include an input surface and an input object, such as a hand or stylus, that may be utilized by a user to provide an input via the input surface. In some cases, the input may be provided without the input object touching the input surface. The location of the input object with respect to the input surface over time and a speed of the input object over time may be used to determine whether an input has been indicated by the input object without contacting the input surface.Type: GrantFiled: March 4, 2013Date of Patent: May 14, 2019Assignee: Amazon Technologies, Inc.Inventors: Yue Liu, Ning Yao
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Patent number: 10255985Abstract: A supplement resetting module for a gate driver circuit, including a pull-up control unit, a pull-down control unit, a clock signal input end, a predetermined level input end, a first control signal input end, a second control signal input end and a signal output end. A control end of the pull-up control unit is connected to the clock signal input end, an output end of the pull-up control unit is connected to the signal output end, a first control end of the pull-down control unit is connected to the first control signal input end, a second control end of the pull-down control unit is connected to the second control signal input end, an input end of the pull-down control unit is connected to the predetermined level input end, and an output end of the pull-down control unit is connected to the signal output end.Type: GrantFiled: August 25, 2016Date of Patent: April 9, 2019Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Mingfu Han, Guangliang Shang, Yuanbo Zhang, Yujie Gao, Yan Yan, Yingmeng Miao, Seungwoo Han, Zhihe Jin, Xing Yao, Haoliang Zheng
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Patent number: 10248270Abstract: A method for performing capacitive force sensing involves acquiring a plurality of changes of capacitance at a plurality of sensor electrodes, determining an input object location, obtaining a mixed signal representing the plurality of changes of capacitance at the input object location, wherein the mixed signal comprises a touch signal portion and a bending signal portion, identifying at least one inflection point using the mixed signal, using the at least one inflection point, identifying a touch signal region of the mixed signal, performing curve fitting to complete the bending signal portion in the touch signal region of the mixed signal to obtain a completed bending signal, and determining an applied force based on the completed bending signal.Type: GrantFiled: September 30, 2016Date of Patent: April 2, 2019Assignee: SYNAPTICS INCORPORATEDInventors: Ying Wang, Qingbiao Deng, Igor Polishchuk
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Patent number: 10235586Abstract: An image processing system includes a host device, an input device and an information processing module. The host device includes a storage module, a first data transmission interface, a display module and a control unit. The control unit controls the display module to separately display at least one information encoding pattern at different time points. The input device includes an image capturing module, a second data transmission interface and a processing unit. The image capturing module captures a part of the at least one information encoding pattern displayed on the display module. The processing unit controls the second data transmission interface to transmit data to the first data transmission interface. The information processing module recognizes the part of the at least one information encoding pattern captured by the image capturing module, so as to control the host device or the input device to execute corresponding operation.Type: GrantFiled: August 4, 2014Date of Patent: March 19, 2019Assignee: Wistron CorporationInventor: Chia-Chang Hou
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Patent number: 10223982Abstract: In a display apparatus provided with an electrophoresis layer, such a display apparatus as to improve the response performance of a touch detection is provided. A driving unit included in a display apparatus alternately repeats a display driving process for supplying a first driving signal to a driving electrode disposed in a selected partial display region and a detection driving process for supplying a second driving signal to a driving electrode disposed in another selected partial display region while successively cyclically changing the partial display region and successively cyclically changing another partial detection region. Moreover, in the detection driving process, a touch detection unit included in the display apparatus detects an input position at another selected partial detection region based on an electrostatic capacitance of the driving electrode disposed at another selected detection region.Type: GrantFiled: July 20, 2017Date of Patent: March 5, 2019Assignee: Japan Display Inc.Inventors: Yoshiharu Nakajima, Hayato Kurasawa
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Patent number: 10223059Abstract: Provided is a configuration of a display device that can have a narrower frame. A display device (1) includes a first display unit (11) including a first substrate (111); a second display unit (12) including a second substrate (121) that is arranged so as to be adjacent to the first substrate (111) in an in-plane direction of the first substrate (111); a first line group (1171) that supplies a signal to the first display unit (11), the first line group (1171) passing through between the first substrate (111) and the second substrate (121); and a second line group (1271) that supplies a signal to the second display unit (12), the second line group (1271) passing through between the first substrate (111) and the second substrate (121).Type: GrantFiled: July 31, 2015Date of Patent: March 5, 2019Assignee: SHARP KABUSHIKI KAISHAInventor: Hisashi Watanabe
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Patent number: 10215985Abstract: Collaborative scene sharing for overcoming visual obstructions is provided. Video feeds of a scene are obtained from multiple devices viewing the scene from different angle. An obstruction obstructs portion(s) of the scene from view by a device. An aggregation grid that partitions views of the scene into cells is established and used in providing an aggregated view of the scene to the device. This includes identifying cell(s) of the aggregation grid for which the view by the device is obstructed by the obstruction, and providing to the device video portion(s) obtained from video feed(s) from the multiple devices. The video portion(s) correspond to the cell(s) for which the view by the device is obstructed, and the video feeds from which the video portions are obtained are from other device(s), of the multiple devices, for which the view for the cell(s) is unobstructed.Type: GrantFiled: March 6, 2018Date of Patent: February 26, 2019Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Vijay Ekambaram, Sarbajit K. Rakshit