Patents Examined by Kenneth Bukowski
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Patent number: 12046178Abstract: A display driver includes image processing circuitry and drive circuitry. The image processing circuitry is configured to generate first voltage data for a first pixel in a first screen area of a display panel using a first gamma parameter. The image processing circuitry is further configured to generate second voltage data for a second pixel in a second screen area of the display panel using a second gamma parameter set. The image processing circuitry is further configured to determine an interpolated gamma parameter set for a third pixel in a connection area of the display panel through interpolation between the first gamma parameter set and the second gamma parameter set. The connection area is disposed between the first screen area and the second screen area. The image processing circuitry is further configured to generate third voltage data for the third pixel using the interpolated gamma parameter set.Type: GrantFiled: June 27, 2023Date of Patent: July 23, 2024Assignee: Synaptics IncorporatedInventors: Takashi Nose, Hirobumi Furihata, Masao Orio
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Patent number: 12040814Abstract: An analog-to-digital converter includes: a sample/hold circuit, which samples an analog signal, and outputs a first voltage; a digital-to-analog conversion circuit, which converts a digital signal to output a second voltage; an amplifier, which amplifies the first voltage and the second voltage; a noise shaping filter, which integrates a residual voltage corresponding to a difference between the amplified first voltage and the amplified second voltage, and generates a first integration voltage and a second integration voltage; a comparator, which compares a sum of the amplified first voltage, the first integration voltage, and the second integration voltage with the amplified second voltage; and a SAR logic, which outputs the digital signal according to a comparison result of the comparator, and controls the digital-to-analog conversion circuit.Type: GrantFiled: March 8, 2023Date of Patent: July 16, 2024Assignees: SAMSUNG DISPLAY CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Kyungtea Park, Kun-Woo Park, Jae-Hyun Chung, Ohjo Kwon, Seung-Tak Ryu, Keumdong Jung
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Patent number: 12039916Abstract: A display device includes: pixels, each of the pixels including at least one light emitting element and a first transistor configured to supply a driving current to the at least one light emitting element; a sensing unit configured to sense a driving current of the first transistor, which corresponds to a data voltage applied to one pixel from among the pixels, the sensing unit being configured to detect a luminance of the light emitting element, which corresponds to the driving current; a gamma calculator configured to receive the driving current and the luminance of the light emitting element from the sensing unit, to calculate a gamma changed based on the driving current and the luminance of the light emitting element, and to provide, to a memory, the gamma changed based on the driving current and the luminance of the light emitting element.Type: GrantFiled: December 2, 2022Date of Patent: July 16, 2024Assignee: Samsung Display Co., Ltd.Inventors: Eui Myeong Cho, Ho Cheol Kang, Jae Hyun Koh, Seok Young Yoon
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Patent number: 12033574Abstract: The disclosure relates to a display device and a method for driving the same, which are capable of enhancing grayscale expression capability at low luminance. An image processor of the display device according to an embodiment of the disclosure converts data of a low-grayscale area lower than a threshold value into low-grayscale reproduction data, using a grayscale reproduction mask pattern including a selected value, the threshold value and a detailed adjustment value, thereby reproducing a luminance of the low-grayscale area through a combination of the threshold value, the selected value and the detailed adjustment value.Type: GrantFiled: July 20, 2022Date of Patent: July 9, 2024Assignee: LG Display Co., Ltd.Inventors: Youngtae Kim, Woongjin Seo
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Patent number: 12019947Abstract: Projection methods and systems are disclosed in this disclosure. In an implementation, a method includes: A first device that displays first content, detects a first gesture operation, and recognizes the detected first gesture operation, where the first gesture operation is a continuous and moving gesture operation; a second device detects the first gesture operation, and recognizes the detected first gesture operation, where the second device establishes a communication connection to the first device; if recognizing that the first gesture operation is a projecting gesture, the first device projects, to the second device, the first content displayed by the first device; and if recognizing that the first gesture operation is a projected gesture, the second device receives the first content projected by the first device, and displays the first content on the second device.Type: GrantFiled: November 29, 2021Date of Patent: June 25, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Kai Qian, Weisong Nie, Manjie Wang
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Patent number: 12020621Abstract: A method of controlling an element of a display device is provided. At least one processor of the display device may be configured to determine a first chromaticity value corresponding to a first grayscale value of the element of the display device, and determine a first luminance value corresponding to the first chromaticity value, based on the first chromaticity value and a target with respect to a relationship between chromaticity and luminance. In addition, the at least one processor of the display device may be configured to determine a second grayscale value corresponding to the first luminance value, determine a second chromaticity value corresponding to the second grayscale value, determine a second luminance value corresponding to the second chromaticity value, based on the second chromaticity value and the target, and determine chromaticity and luminance calibration coefficients, based on the second luminance value.Type: GrantFiled: March 31, 2022Date of Patent: June 25, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Kwangdon Kim, Jaesung Lee, Tammy Lee
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Patent number: 12014101Abstract: Disclosed is a display control apparatus which may include a communication device, a display, and a processor electrically connected with the communication device and the display, wherein the processor outputs a first information through the display and outputs at least a part of the first information through an external device connected through the communication device when a specified event occurs while the first information is output.Type: GrantFiled: August 23, 2022Date of Patent: June 18, 2024Assignees: Hyundai Motor Company, Kia CorporationInventor: Yong Sik Cho
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Patent number: 12008941Abstract: A display device including a first dot including a first shared pixel and a first dedicated pixel, a second dot disposed closest to the first dot in a first direction and including a second shared pixel and a second dedicated pixel, a third dot disposed in the first direction from the second dot and including a third shared pixel and a third dedicated pixel, and a first dummy dot disposed closest to the third dot in the first direction and including a first dummy pixel, in which the first shared pixel and the second shared pixel are configured to emit light having different colors, the first dedicated pixel, the second dedicated pixel, and the third dedicated pixel are configured to emit light having the same color, and the third shared pixel and the first dummy pixel are configured to emit light having different colors.Type: GrantFiled: March 7, 2022Date of Patent: June 11, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Geun Young Jeong, Weon Jun Choe
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Patent number: 12001025Abstract: An optical lens assembly for a near-eye display device includes a light box and a diffractive optical element (DOE). The light box has a first layer facing a display screen of the near-eye display device and a second layer facing the DOE. The light box is configured to receive a first light from a display screen of the near-eye display device and transmit at least a portion of the first light to the DOE through a folded optical path, where the first layer and the second layer are flat. The DOE aligned with an optical axis of an eye and is configured to receive a second light from the light box and converge the second light to the eye.Type: GrantFiled: June 15, 2023Date of Patent: June 4, 2024Assignee: TENCENT AMERICA LLCInventors: Youngshik Yoon, Yi Zhang, Hongdong Li, John D. Le, Kun Gao, Hao Zheng, Jianru Shi
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Patent number: 11983348Abstract: A display for an information handling system includes a top bezel, a printed circuit board, and a bottom bezel. The top bezel has a first width. The printed circuit board is in physical communication with the top bezel, and includes a touch circuit. The touch circuit performs one or more operations based on different touch operations. The bottom bezel has a second width, and multiple touch electrodes. Each of the touch electrodes communicates with the touch circuit.Type: GrantFiled: March 28, 2023Date of Patent: May 14, 2024Assignee: Dell Products L.P.Inventors: Guentaek Oh, KyungEun Lee, BongJun Lee
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Patent number: 11977235Abstract: A method for projecting image contents onto a user's retina using an optical system. A light beam is first projected onto a diverting unit of the optical system using a projector unit of the optical system. The light beam is subsequently diverted to the position of the user's eye. An ascertained deviation of an actual state of the projected light beam diverted by the diverting unit from a desired state is stored using memory unit. Second image data are generated using an image-processing device based on the stored and ascertained deviation of the actual state of the projected light beam from the desired state. The second image data are received using the projector unit. The received second image data are projected at successive second time intervals using the projector unit. At least two of the second time intervals differ from one another in terms of time.Type: GrantFiled: March 21, 2023Date of Patent: May 7, 2024Assignee: ROBERT BOSCH GMBHInventor: Robert Wolf
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Patent number: 11972052Abstract: Human interactive texture generation and search systems and methods are described. A deep convolutional generative adversarial network is used for mapping information in a latent space into texture models. An interactive evolutionary computation algorithm for searching a texture through an evolving latent space driven by human preference is also described. Advantages of a generative model and an evolutionary computation are combined to realize a controllable and bounded texture tuning process under the guidance of human preferences. Additionally, a fully haptic user interface is described, which can be used to evaluate the systems and methods in terms of their efficiency and accuracy of searching and generating new virtual textures that are closely representative of given real textures.Type: GrantFiled: April 21, 2022Date of Patent: April 30, 2024Assignee: UNIVERSITY OF SOUTHERN CALIFORNIAInventors: Shihan Lu, Heather Culbertson, Matthew Fontaine, Mianlun Zheng
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Patent number: 11968759Abstract: A dimming data transmission device includes a determination unit configured to determine whether each of a plurality of divided regions, into which a lightable region of an illumination device is divided, is a light-on region or a light-off region, and a transmission unit configured to transmit dimming data to dim only such a divided region of the divided regions as is serving as the light-on region.Type: GrantFiled: April 19, 2021Date of Patent: April 23, 2024Assignee: Rohm Co., Ltd.Inventor: Yasuhiro Tamano
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Patent number: 11961421Abstract: A display medium with a substrate provided with a plurality of virtual cells C, and, on the cell C, a partition P having a plurality of surfaces respectively formed on a plane that intersects with the substrate and exposed when the display medium is viewed from a plurality of directions. A portion exposed when the display medium is viewed from a predetermined direction among the plurality of directions is given the color of a content corresponding to the predetermined direction. The display medium displays different contents in the plurality of directions, respectively.Type: GrantFiled: November 26, 2020Date of Patent: April 16, 2024Assignee: DWANGO Co., Ltd.Inventor: Kaisei Sakurai
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Patent number: 11947733Abstract: Techniques for displaying a virtual object in an enhanced reality setting in accordance with a physical muting mode being active are described. In some examples, a system obtains context data for one or more physical elements in a physical setting, wherein the context data includes first context data and second context data that is different from the first context data. In some examples, in response to obtaining the context data for the one or more physical elements in the physical setting, a system causes display of a virtual object that represents the one or more physical elements using the first context data without using the second context data, in accordance with a determination that a physical muting mode is active.Type: GrantFiled: June 29, 2021Date of Patent: April 2, 2024Assignee: Apple Inc.Inventors: Clément Pierre Nicolas Boissière, Shaun Budhram, Tucker Bull Morgan, Bruno M. Sommer, Connor A. Smith
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Patent number: 11929003Abstract: A display device including: a display panel including first and second display areas; and a panel driver, second reference units in the second display area, each of the second reference units includes n first color light emitting elements and m second color light emitting elements, m is greater than n, the panel driver includes: an image analyzing part determining whether an image displayed in the second display area includes a pattern; and a data processing part rendering n first color image data corresponding to the n first color light emitting elements to generate first color compensation data and rendering m second color image data corresponding to the m second color light emitting elements in first or second rendering operations selected according to whether the image displayed in the second display area includes the first pattern to generate second color compensation data.Type: GrantFiled: June 21, 2022Date of Patent: March 12, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Seung Jae Lee
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Patent number: 11928299Abstract: A display device including a substrate including a display area and a non-display area, pixels provided in the display area, an encapsulation layer on the pixels, a first conductive pattern on the encapsulation layer and including a first metal layer of sensing lines disposed in a non-sensing area corresponding to the non-display area, a first insulating layer on the first conductive pattern, a second conductive pattern on the first insulating layer and including a second metal layer of the sensing lines, and a second insulating layer on the second conductive pattern, in which the first metal layer includes a first end located in the non-sensing area corresponding to a first side of a sensing area and a second end located in the non-sensing area corresponding to a second side adjacent to the first side, and the first end and the second end are spaced apart from each other.Type: GrantFiled: January 12, 2023Date of Patent: March 12, 2024Assignee: Samsung Display Co., Ltd.Inventors: Deok Young Choi, Jin Yup Kim, Dan Bee Seong, Chae Young Sung, Ha Gyeong Song, Hyun Ki Hwang
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Patent number: 11928270Abstract: A quick waveform editing method based on a mouse, comprising: receiving an original waveform which needs to be edited and setting an editing task, wherein, the editing task comprises a single waveform editing or a full waveform editing, which is used to edit an edge waveform of at least a pulse wave waveform; monitoring a mouse event and determining the type of the mouse event, wherein, the type of the mouse event comprises a left button event, a mouse wheel event and a right button event; if the type of the mouse event is the left button event, receiving an occurrence of the left button event monitored, which has a selected edge, and moving the selected edge left by a predetermined distance; if the type of the mouse event is the mouse wheel event, receiving an occurrence of the mouse wheel event monitored, which has a selected edge, and moving the selected edge up or down by a predetermined distance; if the type of the mouse event is the right button event, receiving an occurrence of the right button event mType: GrantFiled: October 14, 2020Date of Patent: March 12, 2024Assignee: SHANGHAI NCATEST TECHNOLOGIES CO., LTDInventors: Ryan Ren, Jiqiang Lyv
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Patent number: 11929037Abstract: A display device includes a timing controlling part generating an image data, a data control signal and a gate control signal; a data driving part generating a data voltage using the image data and the data control signal; a gate driving part generating a gate voltage using the gate control signal; a display panel including a plurality of subpixels and displaying an image using the data voltage and the gate voltage; and a plurality of first MUX switches and a plurality of second MUX switches sequentially transmitting the data voltage to two of a same color among the plurality of subpixels.Type: GrantFiled: December 21, 2021Date of Patent: March 12, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Soon-Hwan Hong, Dae-Seok Oh, Seong-Yeong Kim, Kyung-Ah Chin
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Patent number: 11928293Abstract: An input device is characterized in that in a first stroke region in which an operation panel is pushed during a touch operation, a first reaction force that occurs by pushing the operation panel is generated by the first elastic portion. In a second stroke region including a stroke longer than in the first stroke region and a stroke for performing a push operation, a second reaction force that occurs by pushing the operation panel is a resultant force generated by a first elastic portion and the push switch. In the vicinity of a boundary between the first stroke region and the second stroke region, the amount of change in the first reaction force with respect to a stroke length is less than the amount of change in the second reaction force with respect to a stroke length.Type: GrantFiled: August 11, 2022Date of Patent: March 12, 2024Assignee: Alps Alpine Co., Ltd.Inventors: Takashi Sato, Shunsuke Sato, Shinya Urayama