Patents Examined by Stephen T Reed
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Patent number: 11966532Abstract: A touch sensor device includes a first panel, a second panel, and a drive-sense circuit (DSC). The first panel that includes first electrodes arranged in a first direction and second electrodes arranged in a second direction. The second panel includes third electrodes arranged in a third direction and fourth electrodes arranged in a fourth direction. The DSC is operably coupled via a single line to a coupling of a first electrode of the first electrodes and a first electrode of the third electrodes. The DSC is configured to provide the signal, which is generated based on a reference signal, via the single line to the coupling and simultaneously to sense the signal via the single line. The DSC generates a digital signal representative of the at least one electrical characteristic associated with the first electrode of the first electrodes and/or the first electrode of the third electrodes.Type: GrantFiled: June 6, 2023Date of Patent: April 23, 2024Assignee: SIGMASENSE, LLC.Inventor: Kevin Joseph Derichs
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Patent number: 11960675Abstract: The application provides a display apparatus. The display apparatus includes: a touch panel, configured to receive a touch operation and comprising a touch film and a display panel configured to display an image; a backlight module configured to provide a backlight source to the touch panel and including a backplane, a reflective sheet, a light guide plate, an optical film and a light source located on one side of the backplane; a touch pad, configured to drive and control the touch film; and a plurality of flexible circuit boards, through which the touch film is electrically connected with the touch pad, and which are located on a same side of the touch film.Type: GrantFiled: October 12, 2022Date of Patent: April 16, 2024Assignee: Hisense Visual Technology Co., Ltd.Inventors: Dongxin Qi, Aichen Xu, Ying Chen, Caixia Zhao, Yuxin Zhang
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Patent number: 11954272Abstract: An information processing device includes a first display, a touch sensor on a screen of the first display detects a position of an object on the screen and detects approach of a pen within a distance above the screen, a pen input processing acquires a position of the pen on the screen by switching between a first input mode for displaying a movement locus of the pen on the screen based on the position of the pen and a second input mode for making a second display sets to a specific arrangement relation with the first display displays the movement locus of the pen and an input switch processing which switches between the first input mode and the second input mode alternately in accordance with a movement of the pen performed in a non-contact state based on the specific arrangement relation after detection of the pen.Type: GrantFiled: April 7, 2023Date of Patent: April 9, 2024Assignee: Lenovo (Singapore) Pte. Ltd.Inventors: Keiichi Yoshitomi, Yoshitsugu Suzuki
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Patent number: 11954284Abstract: Provided is a position detection circuit that uses a touch sensor of a capacitance type including sensor electrodes to detect a first position indicated by a first indicator that communicates with the touch sensor to indicate the first position and a second position indicated by a second indicator that indicates the second position without communicating with the touch sensor, the position detection circuit including a first detection circuit that detects a touch of the second indicator to an input surface arranged on the touch sensor, a second detection circuit that detects the first indicator when proximity information indicating a proximity of the first indicator to the touch sensor is equal to or greater than a threshold, and a changing circuit that changes the threshold to a larger value when the first detection circuit detects the touch compared to when the first detection circuit does not detect the touch.Type: GrantFiled: June 13, 2023Date of Patent: April 9, 2024Assignee: Wacom Co., Ltd.Inventor: Yoshio Nomura
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Patent number: 11947753Abstract: The present application provides a touch driving circuit, a driving chip and a touch display device.Type: GrantFiled: August 15, 2023Date of Patent: April 2, 2024Assignee: SHENZHEN GOODIX TECHNOLOGY CO., LTD.Inventors: Long Huang, Chenyang Kong
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Patent number: 11942491Abstract: The present disclosure provides a light sensing unit, a gallium nitride (GaN)-based image sensor, and a display apparatus thereof. The light sensing unit includes: red, green, and blue light sensing sub-units, where materials of a light sensing layer of each of the light sensing sub-units are GaN-based materials containing indium(In). The materials of the light sensing layers may contain different contents of In, such that the light sensing sub-units are enabled to generate or not generate light sensing electrical signals according to different wave lengths of received light. During a GaN-based material growth process, the contents of In in different regions are controlled to prepare the light sensing sub-units at the same time to increase integration degrees of the light sensing unit, the GaN-based image sensor, and the display apparatus containing the light sensing unit to achieve miniaturization.Type: GrantFiled: March 18, 2021Date of Patent: March 26, 2024Assignee: ENKRIS SEMICONDUCTOR, INC.Inventor: Kai Cheng
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Patent number: 11942018Abstract: A display device is described including a display panel for displaying an image and an input sensing unit disposed on the display panel for sensing a user input. The input sensing unit includes: an electrode unit including first electrodes and second electrodes which intersect each other and a control unit for determining the proximity of an object or the shape of the object, based on capacitance change values of the first electrodes and the second electrodes. In a first mode the input sensing unit is driven using a self-capacitance method. The control unit may merge the capacitance change values, and determine the proximity of the object based on the merged value. In a second mode based on mutual capacitance, the control unit may determine the shape of the object.Type: GrantFiled: October 4, 2022Date of Patent: March 26, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jae Woo Choi, Tae Joon Kim, Eun Sol Seo, Hyun Wook Cho
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Patent number: 11934615Abstract: The present disclosure relates to a touch power management circuit and a touch driving system comprising the same, and more particularly, relates to a touch power management circuit to generate signals required for a touch driving by using voltage sources different in a pen touch driving period and a finger touch driving period in order to reduce power consumption of a display device and a touch driving system comprising the touch power management circuit.Type: GrantFiled: May 22, 2023Date of Patent: March 19, 2024Assignee: LX SEMICON CO., LTD.Inventors: Seong Sik Yoon, Seong Wha Hong
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Patent number: 11935479Abstract: According to some aspects of the disclosure, an organic light-emitting display device including a display panel including a driving thin film transistor (TFT), comprises a sensing unit configured to perform a sensing operation for external compensation of the display panel, and an analog-digital converter (ADC) configured to perform a conversion operation of converting an analog value held in the sensing unit into a digital value, wherein the sensing unit comprises a basic sensing unit configured to perform a sensing operation on the driving TFT, and a dummy sensing unit configured to perform a sensing operation on changes in a gain and an offset of the ADC, and the basic sensing unit and the dummy sensing unit are in a cascade connection to each other.Type: GrantFiled: July 21, 2023Date of Patent: March 19, 2024Assignee: DB GlobalChip Co., Ltd.Inventors: Cheon Wi Park, Jung Il Seo, Jae Hong Ko
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Patent number: 11937476Abstract: A display device comprises a substrate; a circuit array layer comprising pixel drivers, data lines, first dummy lines, and second dummy lines; and a light emitting array layer. The display area comprises middle, first side, and second side regions. The data lines comprise first, second, and third data lines disposed in the middle, first side, and second side regions, respectively. The first dummy lines comprise a first data detour line disposed in the first side region and adjacent to a part of the second data line, and auxiliary lines. The second dummy lines comprise a second data detour line configured to connect the first data detour line to the third data line, and additional lines. The auxiliary lines comprise a bias auxiliary line to which a bias power is applied; and a second power auxiliary line to which a second power is applied.Type: GrantFiled: May 4, 2023Date of Patent: March 19, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jin Sung An, Sung Ho Kim, Yong Jae Kim, Yun Hwan Park, Yoon Jee Shin, Sug Woo Jung, Hyun Wook Choi
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Patent number: 11935182Abstract: An information processing apparatus performs first determination of determining whether a blurring state of a region in a captured image corresponding to an element of three-dimensional shape data of an object satisfies a condition and performs second determination of, in a case where the blurring state is determined to satisfy the condition, determining whether the region is visible or invisible from an image capture apparatus having captured the captured image and, in a case where the blurring state is determined not to satisfy the condition, determining that the region is invisible. The information processing apparatus generates information used in generating a virtual viewpoint image, based on a determination result by the second determination.Type: GrantFiled: September 23, 2022Date of Patent: March 19, 2024Assignee: CANON KABUSHIKI KAISHAInventor: Yasufumi Takama
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Patent number: 11928278Abstract: An electronic device includes a user input surface configured to receive a user touch location and a user force input, one or more sensors positioned relative to the user input surface and configured to detect a force applied to the user input surface, and a controller in communication with the one or more sensors. The controller is configured to detect a first sensor response utilizing a first force applied to the user input surface via the one or more sensors and a first position of the first force applied, wherein the first position is relative to the user input surface, simulate a multi-finger force being applied by utilizing at least the first sensor response to form simulated multi-finger data, and deploy a model associated with the multi-finger force, wherein the model is utilized to output a predicted force and predicted location of an applied force relative to the input surface.Type: GrantFiled: February 26, 2021Date of Patent: March 12, 2024Assignee: Robert Bosch GmbHInventors: Carlos Cunha, Ingo Hermanns
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Patent number: 11921949Abstract: A touch sensor device includes a first panel, a second panel, and a drive-sense circuit (DSC). The first panel that includes first electrodes arranged in a first direction and second electrodes arranged in a second direction. The second panel includes third electrodes arranged in a third direction and fourth electrodes arranged in a fourth direction. The DSC is operably coupled via a single line to a coupling of a first electrode of the first electrodes and a first electrode of the third electrodes. The DSC is configured to provide the signal, which is generated based on a reference signal, via the single line to the coupling and simultaneously to sense the signal via the single line. The DSC generates a digital signal representative of the at least one electrical characteristic associated with the first electrode of the first electrodes and/or the first electrode of the third electrodes.Type: GrantFiled: March 31, 2023Date of Patent: March 5, 2024Assignee: SIGMASENSE, LLCInventor: Kevin Joseph Derichs
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Patent number: 11921947Abstract: A touch function setting method is provided. The method comprising: receiving a sequence parameter which includes multiple clicks, each of the clicks is corresponding to one of areas of a touch panel or screen; receiving a function parameter corresponding to the sequence parameter, the function parameter is corresponding to activate a function; and storing a group of touch function parameters, which includes the sequence parameter and the function parameter.Type: GrantFiled: February 18, 2022Date of Patent: March 5, 2024Assignee: EGALAX_EMPIA TECHNOLOGY INC.Inventors: Chin-Fu Chang, Shang-Tai Yeh, Chia-Ling Sun, Jia-Ming Chen
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Patent number: 11914821Abstract: A touch sensitive processing method, comprising: performing capacitance sensing by a touch panel to gather an approximating or touching position of an external conductive object with regard to the touch panel; determining whether the approximating or touching position is within a non-report area, wherein a shape of the non-report area is a circle or an ellipse; when the approximating or touching position is determined outside the non-report area, reporting the approximating or touching position to a host; and when the approximating or touching position is determined inside the non-report area, ignoring the approximating or touching position.Type: GrantFiled: February 14, 2023Date of Patent: February 27, 2024Assignee: EGALAX_EMPIA TECHNOLOGY INC.Inventors: Chin-Hsiang Chao, Chun-Jung Huang
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Patent number: 11904689Abstract: A vehicle display device includes a display unit, a surrounding member, and a cover member. The surrounding member is disposed to surround a periphery of the display unit and has an opening at an end on a viewing side. The cover member is disposed on a display surface of the display unit on the viewing side and covers the opening of the surrounding member. The surrounding member does not cover a surface of the cover member on the viewing side in a direction normal to the surface of the cover member. The surrounding member includes an upper surrounding portion located above the display unit. An upper viewing side end of the upper surrounding portion projects from the surface of the cover member in the direction normal to the surface of the cover member by a length of 0.1 mm or more and 2.0 mm or less relative to the surface of the cover member.Type: GrantFiled: August 2, 2021Date of Patent: February 20, 2024Assignee: DENSO CORPORATIONInventor: Kimihiro Matsuoka
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Patent number: 11906735Abstract: A head-up display device (10) includes one picture generation unit (20) that emits both first light (L1) and second light (L2) and includes an optical path adjuster (40) disposed in an optical path of at least one of the first light (L1) and the second light (L2) and having light transmission properties and substantially zero optical power. The optical path adjuster (40) gradually separates the first light (L1) and the second light (L2) as compared with a state before at least one of the first light (L1) and the second light (L2) enters the optical path adjuster (40) in such a manner that the first light (L1) creates a first virtual image (V1) in a position closer to an operator and the second light (L2) creates a second virtual image (V2) in a position farther from the operator than the first virtual image (V1).Type: GrantFiled: April 18, 2023Date of Patent: February 20, 2024Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Yuri Hamada, Kazuomi Murakami, Takanobu Toyoshima, Hideaki Yamamoto
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Patent number: 11907473Abstract: A display device includes a display panel configured to display an image, a sensing panel configured to at least partially overlap the display panel and that includes a sensing area and a non-sensing area, a sensing panel controller configured to drive the sensing panel, a plurality of sensing electrodes disposed in the sensing area, and a plurality of sensing lines electrically connected to the plurality of sensing electrodes, respectively. The sensing panel controller is configured to apply the same sensing voltage to each of the plurality of sensing lines or to apply a reference voltage different from the sensing voltage to at least some sensing lines among the plurality of sensing lines.Type: GrantFiled: June 6, 2022Date of Patent: February 20, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jae Hyun Park, Sang Kook Kim, Tae Joon Kim, Hyung Bae Kim, Ji Yeong Lee, Hyun Jae Lee
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Patent number: 11900874Abstract: The pixel circuit of the present disclosure includes: a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light based on a driving voltage in a luminescence stage; a storage module configured to maintain and provide the driving voltage to the driving module in the luminescence stage; a first transistor, having a first electrode coupled to a position from which the driving module acquires the driving voltage; a second transistor, having a first electrode coupled to the first electrode of the first transistor, and a second electrode being not directly coupled to a signal source; and a voltage stabilizing capacitor, having a first electrode coupled to the second electrode of the second transistor, and a second electrode coupled to a constant voltage signal source.Type: GrantFiled: November 27, 2020Date of Patent: February 13, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jingwen Zhang, Yunsheng Xiao, Miao Wang, Yuqian Pang
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Patent number: 11900712Abstract: A fingerprint image capture system comprises an electro-optical material which captures a static fingerprint image and an apparatus for converting the static fingerprint image into an electronic signal. The image capture system includes an electrode for contacting a finger, and a bias supply for creating an electric field where epidermal ridges contact the electro-optical material. A transistor array senses charge or optical density variations in the electro-optical material to create an electronic representation of the fingerprint image. An initialization electrode places the electro-optical material into a uniform condition prior to acquisition of the fingerprint image. A physical artifact of the fingerprint image can be archived by removing the electro-optical material from the system following the fingerprint image acquisition.Type: GrantFiled: March 15, 2021Date of Patent: February 13, 2024Assignee: Integrated Biometrics, LLCInventors: Edward John Bawolek, Douglas E. Loy