Patents Examined by Andrew Sasinowski
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Patent number: 11837178Abstract: A display device may include: a display panel including a plurality of pixels, the display panel being configured to be driven in a first driving period, a blank period, and a second driving period; a data driver configured to provide a data voltage to at least one of the pixels to display an image based on a compensated image data, and detect a sensing voltage from a reference voltage line connected to the at least one of the pixels to convert the sensing voltage into a sensing data during the first driving period and the second driving period; and a timing controller configured to determine a first compensation data based on a difference between the sensing data detected during the first driving period and the sensing data detected during the second driving period, and determine the compensated image data based on an input image data and the first compensation data.Type: GrantFiled: December 19, 2022Date of Patent: December 5, 2023Assignee: LG Display Co., Ltd.Inventor: JungHoon Kim
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Patent number: 11837143Abstract: A display apparatus including: a display panel configured to display an image based on input image data; a data driver configured to output a data voltage to the display panel; and a driving controller configured to determine a driving frequency of the display panel based on flicker values for grayscale values of the input image data and output a driving frequency signal representing the driving frequency of the display panel to a host.Type: GrantFiled: January 3, 2023Date of Patent: December 5, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyo Jin Lee, Jae Keun Lim, Hong Soo Kim, Jinyoung Roh, Sehyuk Park
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Patent number: 11837160Abstract: Provided are a display panel and a driving method thereof, an array substrate, a display panel, and a display device. The pixel circuit includes a drive circuit, a first initialization circuit, a data write circuit, and a threshold compensation circuit. The control terminal of the drive circuit is electrically connected to a first node. A first terminal of the drive circuit is electrically connected to a second node, and a second terminal of the drive circuit is electrically connected to a third node. A first terminal of the first initialization circuit is electrically connected to a first reference signal terminal, and a second terminal of the first initialization circuit is electrically connected to the third node. The control terminal of the data write circuit is electrically connected to a scanning signal terminal.Type: GrantFiled: December 30, 2022Date of Patent: December 5, 2023Assignee: Wuhan Tianma Microelectronics Co., Ltd.Inventors: Wei Huang, Qinyuan Zhang, Yangzhao Ma
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Patent number: 11837162Abstract: A pixel circuit, a method of driving a pixel circuit and a display panel. The pixel circuit (10) includes: a drive circuit (100), a data writing circuit (200), a compensation circuit (300), and a light emitting element (500). The drive circuit (100) includes a control terminal (130), a first terminal (110) and a second terminal (120), and is configured to control a drive current flowing through the first terminal (110) and the second terminal (120) for driving the light emitting element (500) to emit light. The data writing circuit (200) is configured to write a data signal to a first terminal (110) of the drive circuit (100) in response to a first scanning signal. The compensation circuit (300) is configured to store a data signal written by the data writing circuit (200) and compensate the drive circuit (100) in response to a second scanning signal.Type: GrantFiled: March 10, 2023Date of Patent: December 5, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Sang Won Lee, Yidan Zhu
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Patent number: 11830420Abstract: Disclosed are a display panel, a driving method and a display device. The method includes generating, by the delay component, the gate control signal and sending the gate control signal to corresponding micron-level light-emitting components; and in response to that the gate control signal is detected to meet a voltage condition, intercepting, by each of the micron-level light-emitting components, a column data signal in the column pipe control component based on the gate control signal, and driving a sub-pixel based on the column data signal.Type: GrantFiled: June 1, 2023Date of Patent: November 28, 2023Assignee: HKC CORPORATION LIMITEDInventors: Mancheng Zhou, Rongrong Li
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Patent number: 11822385Abstract: An electronic device may include a glass housing member that includes an upper portion defining a display area, a lower portion defining an input area, and a transition portion joining the upper portion and the lower portion and defining a continuous, curved surface between the upper portion and the lower portion. The electronic device may include a display coupled to the glass housing member and configured to provide a visual output at the display area. The electronic device may include an input device coupled to the glass housing member and configured to detect inputs at the input area. The electronic device may include a support structure coupled to the glass housing member and configured to support the computing device.Type: GrantFiled: July 22, 2022Date of Patent: November 21, 2023Assignee: APPLE INC.Inventors: Keith J. Hendren, Paul X. Wang, Adam T. Garelli, Brett W. Degner, Christiaan A. Ligtenberg, Dinesh C. Mathew
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Patent number: 11822850Abstract: A tiling display apparatus includes a plurality of display modules connected to one another through an interface circuit based on a serial communication scheme to divide input image data configuring one screen to display a plurality of module images and a set board checking a module identification number based on a connection order of the plurality of display modules and setting image re-matching control information and a module image coordinate value corresponding to the module image for each of the plurality of display modules, on the basis of a placement direction of a control printed circuit board (PCB) individually included in each display module.Type: GrantFiled: October 31, 2022Date of Patent: November 21, 2023Assignee: LG Display Co., Ltd.Inventors: Kyu Hwan Joo, Tae Gung Kim
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Patent number: 11822731Abstract: The technology provides for a system for determining a gesture provided by a user. In this regard, one or more processors of the system may receive image data from one or more visual sensors of the system capturing a motion of the user, and may receive motion data from one or more wearable computing devices worn by the user. The one or more processors may recognize, based on the image data, a portion of the user's body that corresponds to a gesture to perform a command. The one or more processors may also determine one or more correlations between the image data and the received motion data. Based on the recognized portion of the user's body and the one or more correlations between the image data and the received motion data, the one or more processors may detect the gesture.Type: GrantFiled: October 20, 2022Date of Patent: November 21, 2023Assignee: Google LLCInventors: Katherine Blair Huffman, Gregory Granito
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Patent number: 11822739Abstract: A peripheral device with an adaptive scroll wheel can be used to provide additional control of a host computing device. A variable force is used to change friction on the adaptive scroll wheel for different situations. Examples include stopping a scroll wheel at an end of a document, changing a number of ratchet steps based on a number of items on a list, and changing scroll profiles based on application, such as a scroll profile for document processing and a scroll profile for gaming.Type: GrantFiled: August 4, 2022Date of Patent: November 21, 2023Assignee: Logitech Europe S.A.Inventors: Jean-Claude Dunant, Jan Stoeckli, Maxim Vlasov, Nicolas Ramond, Patrick Cerisier
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Patent number: 11822750Abstract: A touch screen sensor includes a visible light transparent substrate and an electrically conductive micropattern disposed on or in the visible light transparent substrate. The micropattern includes a first region micropattern within a touch sensing area and a second region micropattern. The first region micropattern has a first sheet resistance value in a first direction, is visible light transparent, and has at least 90% open area. The second region micropattern has a second sheet resistance value in the first direction. The first sheet resistance value is different from the second sheet resistance value.Type: GrantFiled: March 6, 2023Date of Patent: November 21, 2023Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Matthew H. Frey, Michael J. Robrecht, George F. Jambor
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Patent number: 11817032Abstract: The present invention discloses a display device and a display method. A voltage adjustment circuit is configured to compare whether a difference between absolute values of a first data voltage signal and a second data voltage signal at a preset moment exceeds a set threshold range and output a control signal to a voltage adjustment circuit when the difference exceeds the set threshold range. Thus, a first data latch and update signal of a first source driver chip is adjusted by the voltage adjustment circuit, or a second data latch and update signal of a second source driver chip is adjusted, so that the first data voltage signal and the second data voltage signal are respectively output to a first data line and a second data line at a same time.Type: GrantFiled: March 31, 2023Date of Patent: November 14, 2023Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventors: Weifeng Chen, Qingsheng Lan
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Patent number: 11817039Abstract: A display device includes a substrate, a plurality of pixels provided to the substrate, a plurality of first light emitting elements provided to each of the pixels and configured to output visible light, a pixel circuit provided to the substrate and configured to supply a drive signal to each of the first light emitting elements, and a second light emitting element provided to the pixel circuit and configured to output infrared light.Type: GrantFiled: February 4, 2022Date of Patent: November 14, 2023Assignee: Japan Display Inc.Inventors: Akihiro Ogawa, Masanobu Ikeda
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Patent number: 11817044Abstract: The present application provides a pixel driving circuit and a display panel. The pixel driving circuit includes an amplitude regulating module and a pulse width modulation module, where the amplitude regulating module and the pulse width modulation module are both electrically connected to a first node, so that the pulse width modulation module and the amplitude modulation module are configured to cooperate with a first data signal and a second data signal, respectively, to realize regulation of both the pulse width and the amplitude of the valid pulse of the driving current signal for driving the light emitting device to emit light. As such, the valid pulse of the driving current signal has different pulse widths and different amplitudes under correspondingly different gray scale states, so that the light emitting brightness and the light emitting duration of the light emitting device under correspondingly different gray scale states are different.Type: GrantFiled: October 28, 2022Date of Patent: November 14, 2023Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Haiming Cao, Chao Tian, Fei Ai, Guanghui Liu
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Patent number: 11817047Abstract: A display panel includes a pixel circuit that includes a light emitting module, a driving module, a first dual control module, and a second dual control module. A control end of the driving module is connected to a first node. The first dual control module has a control end connected to a first scanning line and has a first end connected to the first node. A first capacitor is formed between an intermediate node of the first dual control module and a first potential line. The second dual control module has a first end connected to the first node and has a second end connected to the driving module. A second capacitor is formed between an intermediate node of the second dual control module and a second potential line. Capacitance of one of the first capacitor and the second capacitor is greater than another.Type: GrantFiled: December 28, 2022Date of Patent: November 14, 2023Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Xingda Xia, Jujian Fu, Nana Xiong, Yuqi Hu
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Patent number: 11810501Abstract: An image element is disclosed having first and second supply terminals, a light emitting semiconductor component, a driver circuit comprising a driver transistor, a storage capacitor, and a switching transistor, and a trigger circuit comprising an output transistor and a control capacitor. The light emitting semiconductor component and the driver transistor are arranged in series with each other and between the first supply terminal and the second supply terminal. A first electrode of the storage capacitor is coupled to a control terminal of the driver transistor. The switching transistor is configured to switch on and off a current flow through the light emitting semiconductor component. A first electrode of the control capacitor is connected to a control terminal of the output transistor. A first terminal of the output transistor is connected to a control terminal of the switching transistor. Furthermore, a method for operating an image element, in particular such an image element, is disclosed.Type: GrantFiled: April 8, 2021Date of Patent: November 7, 2023Assignee: AMS-OSRAM INTERNATIONAL GMBHInventors: Patrick Hörner, Igor Stanke
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Patent number: 11798454Abstract: A display device includes: a target pixel; observation target pixels located adjacent to the target pixel; and a grayscale corrector for converting an input grayscale value corresponding to the target pixel with reference to observation target grayscale values corresponding to the observation target pixels. The grayscale corrector includes: a light emitting pixel counter for providing a number of light emitting pixels by counting a number of observation target pixels that exceeds a reference value; and a grayscale converter for providing a converted grayscale value by converting the input grayscale value, based on the number of light emitting pixels.Type: GrantFiled: April 11, 2022Date of Patent: October 24, 2023Assignee: Samsung Display Co., Ltd.Inventors: Si Beak Pyo, Seung Kyu Lee, Choon Yul Oh, Jun Ho Hwang
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Patent number: 11797096Abstract: Embodiments of the present disclosure relate to a touch display device, a driving method, and a driving circuit. More particularly, embodiments of the present disclosure relate to a touch display device, a driving method, and a driving circuit capable of preventing touch sensitivity from being affected by display driving even though simultaneously performing the display driving and touch driving by supplying a data voltage to a plurality of data lines disposed in a display panel, supplying a common voltage to a plurality of common electrodes disposed in the display panel, displaying an image through the display panel, and supplying a common voltage to the common electrodes.Type: GrantFiled: June 27, 2022Date of Patent: October 24, 2023Assignee: LG Display Co., Ltd.Inventors: CheolSe Kim, HoonBae Kim, SunYeop Kim
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Patent number: 11798589Abstract: An optical information storage medium includes a substrate and a multilayer polymeric film. The multilayer polymeric film has a first surface and an opposite second surface that extend the length of the multilayer polymeric film. The second surface is adhered to a surface of the substrate. The multilayer polymeric film includes a plurality of coextruded alternating polymeric active data storage layers and polymeric buffer layers.Type: GrantFiled: March 12, 2020Date of Patent: October 24, 2023Assignees: CASE WESTERN RESERVE UNIVERSITY, FOLIO PHOTONICS, INC.Inventors: Kenneth Singer, Irina Shiyanovskaya
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Patent number: 11798467Abstract: A light emitting display apparatus includes a pixel driving circuit including a driving transistor and an anode reset capacitor connected to a gate of the driving transistor and a light emitting device configured to emit light with a current supplied through the driving transistor. An anode reset period, where a data voltage is not supplied to the driving transistor, is between refresh periods where the light emitting device emits the light with the data voltage supplied to the driving transistor, and an anode reset voltage supplied to the anode reset capacitor in the refresh period is higher than an initial voltage which is input to the gate of the driving transistor in the refresh period.Type: GrantFiled: October 3, 2022Date of Patent: October 24, 2023Assignee: LG DISPLAY CO., LTD.Inventors: JungChul Kim, HoYoung Lee, Sungwook Chang, Jaesung Kim
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Patent number: 11790837Abstract: A pixel includes first and second sub-emission areas enclosed by a bank; a first light source unit disposed in the first sub-emission area, and including at least one first light emitting element connected between at least one first split electrode and a second power supply; a second light source unit disposed in the second sub-emission area, and including at least one second light emitting element connected between at least one second split electrode and the second power supply; a first driving circuit connected between a first power supply and the at least one first split electrode, and supplying a first driving current to the first light source unit in response to a first data signal; and a second driving circuit connected between the first power supply and the second split electrode, and supplying a second driving current to the second light source unit in response to a second data signal.Type: GrantFiled: August 1, 2022Date of Patent: October 17, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin Oh Kwag, Won Sik Oh, Keun Kyu Song, Sung-Chan Jo, Hyun Min Cho