Patents Examined by Ricardo Osorio
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Patent number: 11741897Abstract: With regard to a display device having an external compensation function, the occurrence of operational failure caused by off-leakage at a transistor is suppressed. A unit circuit configuring a gate driver is provided with a stabilization transistor including a control terminal, a first conduction terminal connected to a first internal node, and a second conduction terminal connected to a first control signal line, a stabilization circuit-configured to control a potential of the control terminal of the stabilization transistor-based on a potential of the first internal node, a first reset transistor including a control terminal, a first conduction terminal connected to a second output terminal, and a second conduction terminal connected to a first reference potential line, and a reset circuit configured to control a potential of the control terminal of the first reset transistor based on the potential of the first internal node.Type: GrantFiled: May 14, 2019Date of Patent: August 29, 2023Assignee: SHARP KABUSHIKI KAISHAInventor: Kaoru Yamamoto
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Patent number: 11740466Abstract: An electronic device may include a display module that generates light and an optical system that redirects the light towards an eye box. The system may include an input coupler that couples the light into the waveguide. The input coupler may include a prism on the waveguide and a scanning mirror. The scanning mirror may receive the light through the waveguide and the prism and may reflect the light into the waveguide through the prism while being rotated over a set of orientations. The scanning mirror may fill a relatively large field of view eye box with a corresponding image frame despite the limited field of view of the image light produced by the display module. The orientation of the scanning mirror may be adjusted based on gaze tracking data.Type: GrantFiled: March 16, 2021Date of Patent: August 29, 2023Assignee: Apple Inc.Inventors: Vikrant Bhakta, Guolin Peng, Hyungryul Choi, Scott M. DeLapp
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Patent number: 11741879Abstract: The present application discloses a method, device, and apparatus for brightness compensation of a display panel. The display panel has a first display region and a second display region. The method includes selecting at least one first region in the second display region close to the first display region; obtaining current brightness values of sub-pixels in the at least one first region under a target grayscale value; determining an average brightness value of the at least one first region based on the current brightness values of the sub-pixels in the at least one first region; determining a target brightness value of the first display region under the target grayscale value according to the average brightness value; performing brightness compensation on the first display region based on the target brightness value.Type: GrantFiled: June 30, 2022Date of Patent: August 29, 2023Assignee: Kunshan New Flat Panel Display Technology Center Co., Ltd.Inventors: Feng Chen, Junhui Lou, Xiaoyu Gao
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Patent number: 11741870Abstract: An electronic device is provided. The electronic device includes a housing, a display rollable into the housing, and a display driver circuitry operably coupled to the display. The display driver circuitry is configured to display, while the electronic device is in a first state in which a first display area of the display is exposed and a second display area of the display adjacent to the first display area is rolled into the housing, a first image in the exposed first display area, obtain, a second image based on applying a first weight to a pixel value of a first pixel of a first horizontal line and applying a second weight less than the first weight to a pixel value of a second pixel of the first horizontal line, and display, while displaying the first image, the second image in the second display area rolled into the housing.Type: GrantFiled: April 29, 2022Date of Patent: August 29, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Jinhyun Kim, Jaesung Lee, Hanyuool Kim, Jongkon Bae, Yohan Lee, Seungkyu Choi
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Patent number: 11720181Abstract: Methods and systems for processing input from an image-capture device for gesture-recognition. The method further includes computationally interpreting user gestures in accordance with a first mode of operation; analyzing the path of movement of an object to determine an intent of a user to change modes of operation; and, upon determining an intent of the user to change modes of operation, subsequently interpreting user gestures in accordance with the second mode of operation.Type: GrantFiled: August 26, 2022Date of Patent: August 8, 2023Assignee: Ultrahaptics IP Two LimitedInventor: David S. Holz
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Patent number: 11714510Abstract: A capacitance detection circuit, a touch control chip and an electronic device can effectively extract a capacitance change without increasing costs of a circuit. The capacitance detection circuit includes: a CCA circuit, a first input end and a second input end of the CCA circuit are connected to a capacitance to be measured and a cancellation capacitance, respectively, a third input end of the CCA circuit is connected to a coding voltage, and a first output end and a second output end of the CCA circuit output a first current and a second current, respectively, where the cancellation capacitance is smaller than an initial value of the capacitance to be measured; a PGA circuit, two input ends of the PGA circuit are connected to two output ends of the CCA circuit, respectively.Type: GrantFiled: September 17, 2021Date of Patent: August 1, 2023Assignee: SHENZHEN GOODIX TECHNOLOGY CO., LTD.Inventor: Qian Yu
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Patent number: 11709551Abstract: The specification discloses methods and systems for enabling users to configure one or more actuators in data communication with a user's computing device and positioned on a prop to generate and deliver feedback to a motion capture actor engaged with the prop. At least one graphical interface in the computing device is configured to enable the user to configure occurrence of at least one event during a scene, associate a time and duration of occurrence to the at least one event within an overall duration of the scene, select the prop, assign the at least one event and the associated time and duration of occurrence to at least one actuator on the prop, configure at least one parameter for the feedback, and activate the at least one actuator to generate and deliver the feedback to the actor in response to an occurrence of the at least one event.Type: GrantFiled: November 22, 2022Date of Patent: July 25, 2023Assignee: Activision Publishing, Inc.Inventors: Michael Sanders, Xianchun Wu, Sven Pohle
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Patent number: 11705052Abstract: The present application relates to a sub-pixel rendering method for a display panel, which determines sampling locations according to arrangement locations of the sub-pixels, converts an input image according to a human vision model for correspondingly generating an adjustment luminance data, and samples a plurality of adjustment luminance value of the adjustment luminance data according to the sampling locations. Thereby, corresponded target grayscale data is generated. Thus, the input image is prevented from distortion.Type: GrantFiled: June 1, 2022Date of Patent: July 18, 2023Assignee: ForceLead Technology Corp.Inventor: Ching-Tsun Chang
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Patent number: 11688322Abstract: A display apparatus including an OLED (organic light-emitting device) substrate having a structure in which at least one blue light-emitting unit and at least one green light-emitting unit are stacked, wherein the OLED substrate generates a mixed light of a blue light and a green light; and a color controller provided on the OLED substrate to adjust color of a light generated from the OLED substrate. The color controller includes a first color control element having a plurality of first quantum dots for green conversion; a second color control element having plurality of second quantum dots for red conversion; a third color control element for presenting a blue color; a first color filter provided on the first color control element; and a second color filter provided on the second color control element.Type: GrantFiled: September 30, 2022Date of Patent: June 27, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sangyoon Lee, Sunghun Lee, Shinae Jun, Chilhee Chung, Byoungki Choi, Intaek Han
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Patent number: 11676526Abstract: Methods for verifying and improving angular color shift impact factors are provided. Experiments have verified that angular color shift can be effectively improved by downgrading gray levels of red and green subpixels, while downgrading gray levels of blue subpixels may deteriorate the angular color shift.Type: GrantFiled: July 9, 2020Date of Patent: June 13, 2023Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Bo Hai
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Patent number: 11662858Abstract: A terminal device such as a smartphone displays a first image on a display unit, and outputs a second image including the first image as a part to a display device such as a navigation device. Also, the terminal device obtains relative position information indicating a relative positional relation of the first image with respect to the second image from an external server. When a user makes a touch input to the second image displayed on the display device, the input position is transmitted from the display device to the terminal device. The terminal device obtains the conversion necessity information indicating whether or not the input position on the second image needs to be converted based on the relative position information, and converts the input position on the second image to the input position on the first image based on the relative position information when the conversion is necessary.Type: GrantFiled: April 29, 2022Date of Patent: May 30, 2023Assignee: PIONEER CORPORATIONInventor: Shunichiro Nagao
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Patent number: 11663940Abstract: The present disclosure relates to a display assembly, a display device and a driving method. The display assembly includes: a display panel provided with a plurality of pixel islands distributed in an array, any one of the pixel islands including sub-pixels continuously arranged along a set direction; and a lens layer arranged on a light exit surface of the display panel and including lenses arranged along the set direction. A lenticular lens pitch is not greater than a size of an opening of each pixel island in the set direction, and along the set direction, a sub-pixel pitch in each of the pixel islands is smaller than a half of the lenticular lens pitch. The lenticular lens pitch is equal to a sum of a size of each lenticular lens in the set direction and a distance between two adjacent ones of the plurality of lenticular lenses.Type: GrantFiled: May 7, 2021Date of Patent: May 30, 2023Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jian Gao, Xue Dong, Sen Ma, Xiaochuan Chen, Tao Hong, Yanliu Sun, Fang Cheng
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Patent number: 11657750Abstract: A display substrate and a display panel are disclosed. The display substrate includes a base substrate having an active area and a peripheral area surrounding the active area; a plurality of sub-pixels, in the active area; a plurality of first pins and a plurality of second pins located in the peripheral area; a plurality of first array test pins located between the plurality of first pins and the plurality of second pins and respectively electrically coupled to a plurality of array test signal lines; and a plurality of second array test pins located between the plurality of first pins and the plurality of second pins and extending in a direction along a boundary of the active area, wherein the plurality of first array test pins are located on at least one side of the plurality of second array test pins in the direction along the boundary of the active area.Type: GrantFiled: July 8, 2020Date of Patent: May 23, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yu Wang, Yi Zhang, Tingliang Liu, Chang Luo, Tinghua Shang, Huijuan Yang, Yang Zhou, Pengfei Yu, Shun Zhang, Linhong Han, Meng Zhang, Hao Zhang, Xiaofeng Jiang, Huijun Li, Yupeng He, Xin Zhang
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Patent number: 11651747Abstract: Provided with: a detecting means to detect a possible light intensity changing frequency of a measuring object; a frequency determining means to determine a light intensity changing frequency with reference to the possible light intensity changing frequency; a resolution determining means to determine a frequency resolution for flicker measuring with reference to the determined light intensity changing frequency; and a flicker measuring means to conduct flicker measuring with the determined frequency resolution. The resolution determining means determines the frequency resolution to be an integral submultiple of the light intensity changing frequency determined by the frequency determining means.Type: GrantFiled: October 21, 2020Date of Patent: May 16, 2023Assignee: KONICA MINOLTA, INC.Inventor: Satoshi Masuda
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Patent number: 11651714Abstract: If a distance from a current position to a guide point is less than a predetermined distance, a normal output process and a stop process of a guide image are repeatedly performed. If a priority display request for a guide image is performed, a priority output process of the guide image is performed prior to the stop process. If an interval between the priority output process and the normal output process performed after the priority output process is short, the priority output process continues until the normal output process starts.Type: GrantFiled: June 18, 2021Date of Patent: May 16, 2023Assignees: NS WEST Inc., SHOEI CO., LTD.Inventors: Motoki Tashima, Naoya Matsuoka, Yuusuke Matsumoto, Manabu Yamada, Yoshimasa Tanaka, Masanori Hiramatsu, Hirotaka Asaoka, Kou Satou, Kousuke Aoi
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Patent number: 11635834Abstract: The display device includes a substrate, a pixel, an image-signal line, a counter substrate over the pixel and the image-signal line, a touch-detecting electrode, and a first terminal portion. The pixel is located over the array substrate and includes a pixel electrode, a common electrode, and a liquid crystal layer. The image-signal line is located over the substrate and is electrically connected to the pixel. The touch-detecting electrode is located over the counter substrate and extends in a direction intersecting with a direction in which the common electrode extends. The first terminal portion is electrically connected to the touch-detecting electrode. The first terminal portion is spaced from a first edge of the counter substrate intersecting with the image-signal line. A plane shape of the first terminal portion in a plane parallel to a surface of the counter substrate has at least one first curved portion facing the first edge.Type: GrantFiled: April 28, 2021Date of Patent: April 25, 2023Assignee: Japan Display Inc.Inventor: Koichiro Adachi
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Patent number: 11635819Abstract: A haptic feedback device for providing haptic sensation comprises a haptic feedback interface that includes a plurality of haptic elements. The haptic feedback device detects a speed and a direction of travel associated with a plurality of moving objects in an upcoming scene of a video based on a look-ahead buffer of the video played on an external display device or the haptic feedback device. A haptic feedback is determined for the upcoming scene of the video based on the look-ahead buffer of the video and the detected speed and direction of travel associated with the plurality of moving objects. One or more movable haptic cues are generated on the haptic feedback interface using the plurality of haptic elements in synchronization with a current scene played on the external display device or the haptic feedback device, based on the determined haptic feedback.Type: GrantFiled: August 9, 2022Date of Patent: April 25, 2023Inventor: Alex Hamid Mani
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Patent number: 11630546Abstract: A display device, includes: a base substrate; a display element layer on the base substrate, the display element layer including a driving electrode; an insulation layer on the display element layer, the insulation layer defining an active region and a peripheral region adjacent to the active region; an input sensing layer on the insulation layer, the input sensing layer including a sensing electrode that overlaps the active region and a compensation electrode that overlaps the peripheral region, the sensing electrode and the driving electrode forming a parasitic capacitor; and a detection control circuit electrically connected through an output node to the sensing electrode and the compensation electrode, wherein the detection control circuit is configured to control a capacitance of the parasitic capacitor using a first offset capacitor, the first offset capacitor being formed by the compensation electrode.Type: GrantFiled: August 1, 2022Date of Patent: April 18, 2023Assignee: Samsung Display Co., Ltd.Inventors: Sanghun Park, Soowon Kim, Jihoon Kim
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Patent number: 11630487Abstract: According to an embodiment of the disclosure, an electronic device, comprising, a housing, a flexible display slidably coupled to the housing, and at least one processor configured to control the flexible display to display an execution screen of a first application on a first region of the flexible display which is exposed to an outside based on a first mode, detect a pull-out of the flexible display from the housing, and in response to detecting the pull-out of the flexible display, control the flexible display to display the execution screen of the first application on at least a portion of the first region, and control the flexible display to display an execution screen of a second application different from the first application on at least another portion of the first region and a second region of the flexible display which is exposed to the outside by the pull-out.Type: GrantFiled: August 11, 2022Date of Patent: April 18, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Youngin Choi, Jungchul An, Sungho Lee, Hanchul Jung, Jungyeob Oh, Bonghak Choi, Donghyun Yeom, Minwoo Yoo
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Patent number: 11614653Abstract: Color may be achieved in TIR-based image displays by addition of a sub-pixel color filter array (CFA). Color may be enhanced by tuning the size, shape, arrangement and colors of the sub-pixel color filters in the CFA. CFAs comprising of pixels further comprising one to four or more different repeating sub-pixel color filters may be capable of creating a wide gamut of displayable colors. The sub-pixels may be arranged in repeat cells wherein the sub-pixels within the repeat cell may be mapped to one or more pixels. Sub-pixel rendering may be used during driving of a TIR-based display. Sub-pixel rendering uses logical dynamic pixels where a single sub-pixel may be used in one or more pixels depending on the image displayed.Type: GrantFiled: July 3, 2019Date of Patent: March 28, 2023Assignee: CONCORD (HK) INTERNATIONAL EDUCATION LIMITEDInventors: Graham Beales, Seokjin Han, Robert J. Fleming, Candice Brown Elliot