Display Driving Control Circuitry Patents (Class 345/204)
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Patent number: 11600232Abstract: One or more embodiments of the present disclosure relate to a display device and a gate driving circuit. There is further provided with a synchronization transistor controlled according to a voltage of a Q node of a m-th scan driver (e.g., a second scan driver) and controlling an electrical connection between an output terminal of the n-th light emitting driver and a clock input terminal of the m-th scan driver, so that the rising characteristic and/or the falling characteristic of the light emission signal which is a type of the gate signal can be improved, thereby improving a threshold voltage compensation performance of the driving transistor and the image quality.Type: GrantFiled: December 14, 2021Date of Patent: March 7, 2023Assignee: LG Display Co., Ltd.Inventors: Yewon Hong, Yeonwoo Shin, TaeWoong Moon
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Patent number: 11600241Abstract: A display control device performs a display control of motion picture data, and includes a specific image insertion control unit that performs an insertion control of displaying a specific image different from the motion picture data on a display unit in a period from displaying a first frame of the motion picture data on the display unit to displaying a second frame subsequent to the first frame of the motion picture data; and an insertion execution control unit that decides whether or not to execute the insertion control based on a moving amount of a moving object included in the motion picture data and an observation angle of one pixel of the motion picture data displayed on the display unit.Type: GrantFiled: August 2, 2021Date of Patent: March 7, 2023Assignee: FUJIFILM CorporationInventors: Kosuke Takahashi, Takehiro Koguchi
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Patent number: 11592931Abstract: A display panel includes common electrodes in an active area and a first driving circuit on one side of the active area and a second driving circuit on the other side of the active area. First read-out lines are electrically connected to the common electrodes, respectively, and to the first driving circuit. Second read-out lines are electrically connected to the second driving circuit, and to the first read-out lines, respectively. An output signal of phototransistors may be detected using read-out lines connected to a common electrode serving as a touch sensor, such that touch sensing and photosensing can be performed using the shared read-out line. No disconnection areas are provided between the read-out lines driven by the different driving circuits, or the disconnection areas are distributed. Abnormalities in image quality due to the disconnection areas are prevented, and a sensing function using the shared read-out lines is provided.Type: GrantFiled: December 11, 2019Date of Patent: February 28, 2023Assignee: LG Display Co., Ltd.Inventors: HyunGon Kim, DukKeun Yoo
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Patent number: 11593670Abstract: Systems and methods are disclosed for managing flow state of a user of an information handling system that may include receiving, by a rules engine of the information handling system, contextual input associated with the user, the contextual input captured by one or more monitoring devices of the information handling system; determining, based on the contextual input, a user intent associated with the user, the user intent indicating whether the user intends to be in the flow state or in a distracted state; identifying, based on the user intent, that the user intends to be in the flow state; and in response to identifying that the user intends to be in the flow state: causing a flow management event to occur, the flow management even causing the user to be in the flow state.Type: GrantFiled: January 14, 2020Date of Patent: February 28, 2023Assignee: Dell Products L.P.Inventors: Michael S. Gatson, Vivek Viswanathan Iyer
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Patent number: 11592895Abstract: Systems and methods for improving power efficiency of electronic systems are disclosed. An intelligent voltage regulator module (VRM) can self-regulate the output power provided to one or more components of an electronic system. For example, output voltage to a component can be increased when more computational power is needed or lowered when appropriate. The intelligent VRM can regulate the output power, for instance, based on one or more of usage or activity of the component. In some cases, the intelligent VRM can independently regulate the output power without input from a host device or override one or more output power parameters. Adjustment of the output power can be performed using machine learning (ML).Type: GrantFiled: June 30, 2021Date of Patent: February 28, 2023Assignee: EPIRUS, INC.Inventors: Christopher Antonio Pineda, Jeffery Jay Logan, Harry Bourne Marr, Jr., Grant Lovely Verstandig
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Patent number: 11586085Abstract: A display apparatus including data lines, first gate lines, pixel structures, second gate lines, and first common lines is provided. The data lines are arranged in a first direction. The first gate lines are arranged in a second direction. The data lines and the second gate lines are arranged in the first direction, and the second gate lines are electrically connected to the first gate lines. The pixel structures are arranged in pixel columns which are arranged in the first direction. Each of the first common lines and the corresponding second gate line are configured between two adjacent pixel columns. The first common line and the corresponding second gate line are configured respectively on the opposite sides of the first gate line which is electrically connected to the corresponding second gate line. The first common line and the corresponding second gate line are structurally separated.Type: GrantFiled: July 27, 2020Date of Patent: February 21, 2023Assignee: Au Optronics CorporationInventors: Sheng-Yen Cheng, Min-Tse Lee, Hung-Chia Liao, Jia-Hong Wang, Ping-Wen Chen, Yueh-Hung Chung, Ya-Ling Hsu, Chen-Hsien Liao
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Patent number: 11586720Abstract: A display system includes: a transmission device that transmits image data; a reception device that is connected to the transmission device and receives the image data; and a display device that displays an image indicated by the image data received by the reception device. The reception device creates a connection code, creates a security key, which is used for connection with the transmission device, from the connection code, and transmits the connection code to the display device to cause the display device to display it. The display device displays the connection code. The transmission device creates the security key from the connection code having been inputted, and is connected to the reception device by using the security key.Type: GrantFiled: August 5, 2016Date of Patent: February 21, 2023Assignee: SHARP NEC DISPLAY SOLUTIONS, LTD.Inventor: Yusuke Ogiwara
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Patent number: 11579693Abstract: An electronic device, while the electronic device is worn over a predefined portion of the user's body, displays, via a display generation component arranged on the electronic device opposite the predefined portion of the user's body, a graphical representation of an exterior view of a body part that corresponds to the predefined portion of the user's body. The electronic device detects a change in position of the electronic device with respect to the predefined portion of the user's body. The electronic device, in response to detecting the change in the position of the electronic device with respect to the predefined portion of the user's body, modifies the graphical representation of the exterior view of the body part that corresponds to predefined portion of the user's body in accordance with the detected change in position of the electronic device with respect to the predefined portion of the user's body.Type: GrantFiled: September 23, 2021Date of Patent: February 14, 2023Assignee: APPLE INC.Inventors: Thomas S. Hulbert, Karlin Y. Bark, Alfred B. Huergo Wagner, Felipe Bacim De Araujo E Silva, Seung Wook Kim, William A. Sorrentino, III
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Patent number: 11579496Abstract: A display device may include a display panel having a display area and a non-display area located in a first direction from the display area, a printed circuit board located in the first direction from the non-display area and configured to generate a signal, a driving film connected to the non-display area of the display panel and configured to drive the display panel in response to the signal, and a connecting film having a first end connected to the non-display area of the display panel and a second end connected to the printed circuit board. The connecting film electrically connects the printed circuit board and the driving film.Type: GrantFiled: January 7, 2019Date of Patent: February 14, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sunghyun Kim, Namsoo Kang, Soonkyeong Kwon, Yoonsup Kim, Sewon Min, Kihyun Sung, JunYong Ahn
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Patent number: 11579716Abstract: An electronic device including: a display layer including an active area and a peripheral area adjacent to the active area, wherein the active area includes a first area in which an image is displayed; a sensor layer disposed on the display layer and including a plurality of sensing electrodes; a controller configured to generate a change signal in response to a change in a surface area of the first area; a display driver configured to transmit a horizontal synchronization signal to the display layer in response to the change signal; and a sensing driver configured to control at least some of the plurality of sensing electrodes in response to the horizontal synchronization signal.Type: GrantFiled: September 28, 2021Date of Patent: February 14, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yongsub So, Sanghun Park
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Patent number: 11580903Abstract: The present application provides a display panel, belonging to the field of display technology. The display panel includes a base substrate, and a first electro-conductive pattern and a second electro-conductive pattern which are arranged on the base substrate, wherein the first electro-conductive pattern includes a first electrode layer, the second electro-conductive pattern includes a second electrode layer, at least one of the first electro-conductive pattern and the second electro-conductive pattern further includes an antenna pattern, and the antenna pattern is insulated from the electrode layer in the electro-conductive pattern where the antenna pattern is located.Type: GrantFiled: April 8, 2020Date of Patent: February 14, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Sha Liu, Yalong Su, Wenting Tian, Xiao Sun, Yun Qiu, Qiang Zhang, Zhaokun Yang, Pingqi Zhang, Yingji Jiang
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Patent number: 11580908Abstract: Embodiments of the present disclosure are related to a driving circuit and a display device, by applying an initialization voltage to a sensing node between a driving transistor and a light-emitting element and sensing a voltage change of the sensing node according to driving the light-emitting element, a threshold voltage of the light-emitting element can be detected without turning-on the driving transistor. Furthermore, by turning on the driving transistor and falling a voltage of the sensing node before sensing the voltage of the sensing node, a voltage lower than the threshold voltage of the light-emitting element can be sensed and a variation of a characteristic value of the light-emitting element is detected, thus a circuit for sensing the characteristic value of the light-emitting element can be implemented easily.Type: GrantFiled: December 3, 2021Date of Patent: February 14, 2023Assignee: LG Display Co., Ltd.Inventors: Kwanghun Jeon, Kimin Choi, HyoBin Choi
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Patent number: 11574599Abstract: A scan driver includes active stages. Each active stage includes a first transistor that resets a control node, a second transistor that transfers a previous carry signal to the control node, a third transistor that transfers a scan clock signal to a scan output node, a first capacitor electrically connected between the control node and the scan output node, a fourth transistor that transfers a first low voltage to the scan output node, a fifth transistor that transfers a carry clock signal to a carry output node, a sixth transistor that electrically connects the control node to the carry output node, and a seventh transistor that transfers a second low voltage to the control node.Type: GrantFiled: January 13, 2022Date of Patent: February 7, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sang Yong No, Kwihyun Kim, Hwa-Rang Lee, Jiyeon Choi
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Patent number: 11568799Abstract: A driving circuit for a display panel and including a receiving interface, a timing controller, a pulse width modulation controller and a line latch is disclosed. The receiving interface is configured to receive a first input signal, a second input signal and a link signal to generate a plurality of display data accordingly, wherein the first input signal and the second input signal are a pair of differential signals. The timing controller is configured to interpret the first input signal, the second input signal and the link signal to generate a trigger signal. The pulse width modulation controller is configured to perform pulse width modulation to generate a first output signal and a second output signal. The line latch is configured to hold the first and second output signals, and output the first and second output signals according to the trigger signal to drive the display panel.Type: GrantFiled: October 29, 2021Date of Patent: January 31, 2023Assignee: AU OPTRONICS CORPORATIONInventors: Chih-Hao Hung, Hung-Chi Wang, Ya-Fang Chen, Chih-Hsiang Yang
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Patent number: 11568825Abstract: Provided are a driving method for a display panel, display driving device and electronic apparatus. The display panel includes a shift register. A drive signal of the shift register includes a trigger signal and a clock signal. The driving method includes: a current FPS in a current display mode is acquired; a current trigger signal and a current clock signal of the shift register is determined according to the current FPS; the shift register is provided with the current trigger signal and the current clock signal. A refresh frequency of the current trigger signal is the same as the current FPS. The current clock signal is the same as a reference clock signal in a reference display mode at least within an effective action duration of the current trigger signal. The current FPS is less than or equal to the reference FPS in the reference display mode.Type: GrantFiled: December 30, 2019Date of Patent: January 31, 2023Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Mengmeng Zhang, Xingyao Zhou, Yue Li
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Patent number: 11567597Abstract: A display device can include a display panel having a plurality of data lines, a plurality of gate lines and a plurality of subpixels are arrayed; a data driver configured to supply a video data signal including a first signal segment and a second signal segment maintaining a predetermined voltage difference to each of the plurality of data lines, and output readout data in response to signal sensing through each of the plurality of data lines to which the video data signal is supplied; and a touch controller configured to detect a touch based on the readout data, wherein each of the plurality of subpixels includes: an emitting device; a driving transistor; a first transistor; and a storage capacitor connected between a first node and a second node, and including a first plate and a second plate.Type: GrantFiled: September 10, 2021Date of Patent: January 31, 2023Assignee: LG DISPLAY CO., LTD.Inventors: Jaehun Jun, Hyunkyu Park
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Patent number: 11569314Abstract: An organic light-emitting display apparatus includes: first and second pixel electrodes on a substrate, and spaced from each other; a pixel-defining film surrounding edges of the first and second pixel electrodes; a first intermediate layer on the first pixel electrode; a second intermediate layer on the second pixel electrode, spaced from the first intermediate layer; a first counter electrode on the first intermediate layer; a second counter electrode on the second intermediate layer, spaced from the first counter electrode; a first passivation layer on the first counter electrode; a second passivation layer on the second counter electrode, spaced from the first passivation layer; a first bank around the first passivation layer and protruding from the pixel-defining film to extend in a direction away from the substrate; and a second bank around the second passivation layer and protruding from the pixel-defining film to extend in the direction away from the substrate.Type: GrantFiled: September 24, 2020Date of Patent: January 31, 2023Assignee: Samsung Display Co., Ltd.Inventors: Yonghoon Yang, Minsuk Ko
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Patent number: 11567781Abstract: Disclosed are a drive control method and apparatus and a display device. The drive control method may be applied to a controller, and include: adding at least one configuration instruction into a target region of one row of data to obtain a target row of data, wherein the configuration instruction is intended for self-configuration of a drive parameter by a first driver chip, and the target region includes at least one of a blank region and a region where display data is located; and sending the target row of data to the first driver chip.Type: GrantFiled: March 29, 2019Date of Patent: January 31, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shuhuan Yu, Xin Duan
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Patent number: 11562672Abstract: A liquid crystal projector includes a liquid crystal panel, a shift device and a display control circuit. The liquid crystal panel includes a plurality of panel pixels. The shift device shifts projection positions of the plurality of panel pixels. The display control circuit controls the liquid crystal panel to cause one of the panel pixels to represent k (k is an integer equal to or more than 3) display pixels that are in a non-adjacent relationship in k unit periods in a frame period, and the display control circuit controls the shift device to vary the projection position for each of the k unit periods.Type: GrantFiled: March 2, 2021Date of Patent: January 24, 2023Assignee: SEIKO EPSON CORPORATIONInventor: Hiroyuki Hosaka
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Patent number: 11563192Abstract: A display device and a method for manufacturing a display device are provided. The display device includes an array substrate and a cover plate. The array substrate is a silicon-based organic light-emitting diode array substrate. An orthographic projection of the array substrate in a plane parallel to the array substrate covers an orthographic projection of the cover plate in the plane, the orthographic projection of the array substrate includes a plurality of edges, the orthographic projection of the cover plate includes a plurality of edges, the plurality of edges of the array substrate are in one-to-one correspondence to the plurality of edges of the cover plate. At least two edges of the orthographic projection of the array substrate do not overlap with corresponding edges of the orthographic projection of the cover plate and are located outside the orthographic projection of the cover plate.Type: GrantFiled: August 16, 2019Date of Patent: January 24, 2023Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Junbo Wei, Shengji Yang, Chao Pu, Kuanta Huang, Pengcheng Lu, Xiaochuan Chen
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Patent number: 11562685Abstract: An LED driving apparatus for driving an LED array including a plurality of digital-to-analog converters and a plurality of data latch circuits is provided. Each of the digital-to-analog converters is coupled to a corresponding LED, and outputs a driving current according to n-bits pixel data to drive the corresponding LED. Each of the plurality of data latch circuits stores the n-bits pixel data, and is coupled to a corresponding digital-to-analog converter to control the n-bits pixel data to be written into the corresponding digital-to-analog converter. Each of digital-to-analog converters includes n sub-driving current generating circuits. Each of the n sub-driving current generating circuits generates a sub-driving current having a current value corresponding to a bit order of a bit of the n-bits pixel data. The driving current is generated by summing up n sub-driving currents.Type: GrantFiled: August 16, 2021Date of Patent: January 24, 2023Assignee: Novatek Microelectronics Corp.Inventor: Sheng-Wen Hsiao
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Patent number: 11556210Abstract: The present disclosure relates to a technology for supplying an auxiliary signal to a panel, which allows maximizing an effect of removing parasitic capacitances by correcting an auxiliary signal such that characteristics of the auxiliary signal conform with those of a touch driving signal.Type: GrantFiled: October 25, 2021Date of Patent: January 17, 2023Assignee: LX Semicon Co., Ltd.Inventors: Chan Ho Chun, Dong Min Won, Ho Jin Kang
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Patent number: 11553829Abstract: An information processing apparatus (2000) detects an abnormal region (30) from a predetermined range (16) of a video frame (14). The information processing apparatus (2000) determines whether a predetermined condition is satisfied in a case where the abnormal region (30) is detected from the predetermined range (16) of a certain video frame (14) and the abnormal region (30) is not detected from the predetermined range (16) of a predetermined video frame (14) generated later than the video frame (14). In a case where the predetermined condition is not satisfied, the information processing apparatus (2000) performs a predetermined notification.Type: GrantFiled: May 18, 2018Date of Patent: January 17, 2023Assignees: NEC CORPORATION, NATIONAL CANCER CENTERInventors: Ikuma Takahashi, Maki Sano, Motoyasu Okutsu, Chiemi Tanaka, Masahiro Saikou, Hitoshi Imaoka, Kenichi Kamijo, Yutaka Saito, Masayoshi Yamada
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Patent number: 11557237Abstract: An overdrive method includes: performing loss compression to an input image to generate image data, and storing the image data into a memory; reading the image data from the memory and decoding the image data to obtain a previous image; obtaining a current image, calculating a difference between a current grey level at a location of the current image and a previous grey level of the previous image at the location; calculating a gain according to the difference and a threshold; calculating an overdrive grey level according to the current grey level and the previous grey level; and mixing the overdrive grey level and the current grey level based on the gain to generate an output grey level to replace the current grey level.Type: GrantFiled: November 30, 2020Date of Patent: January 17, 2023Assignee: HIMAX TECHNOLOGIES LIMITEDInventor: Chiu-Yu Chen
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Patent number: 11557263Abstract: A display panel for displaying an image is provided with a plurality of pixels arranged in a matrix. Each pixel includes one or more units each including a plurality of subunits. Each subunit includes a transistor in which an oxide semiconductor layer which is provided so as to overlap a gate electrode with a gate insulating layer interposed therebetween, a pixel electrode which drives liquid crystal connected to a source or a drain of the transistor, a counter electrode which is provided so as to face the pixel electrode, and a liquid crystal layer provided between the pixel electrode and the counter electrode. In the display panel, a transistor whose off current is lower than 10zA/?m at room temperature per micrometer of the channel width and off current of the transistor at 85° C. can be lower than 100zA/?m per micrometer in the channel width.Type: GrantFiled: March 11, 2022Date of Patent: January 17, 2023Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Shunpei Yamazaki
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Patent number: 11552144Abstract: A light emitting diode display device including: an organic light emitting diode including an anode electrode; a first transistor for providing a current to the anode electrode of the organic light emitting diode; a second transistor for transmitting a voltage to a gate electrode of the first transistor; a first capacitor for storing the voltage transmitted to the gate electrode of the first transistor; and a second capacitor disposed between a first electrode of the second transistor and a data line, wherein the first electrode of the second transistor is directly connected to the anode electrode of the organic light emitting diode.Type: GrantFiled: January 20, 2022Date of Patent: January 10, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sang Ho Park, Yeon Hong Kim, Jin Yeong Kim, Jin Taek Kim, Soo Hyun Moon, Mi Jin Park, Tae Hoon Yang, Sung-Jin Lee, Jin Woo Lee, Kwang Taek Hong
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Patent number: 11551627Abstract: An array substrate and a display panel are provided. The array substrate includes pixel units arranged in an array, and the pixel units include at least two sub-pixels in a same row. Driving polarities of sub-pixels in a same pixel unit are same. The driving polarities include a positive frame driving and a negative frame driving, wherein in a row direction, driving polarities of sub-pixels of adjacent pixel units are different, and in a column direction, driving polarities of adjacent first-row pixel units and second-row pixel units are different.Type: GrantFiled: October 30, 2020Date of Patent: January 10, 2023Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Li Zhao
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Patent number: 11545084Abstract: A system including a display module and a system module. The display module is integrated in a portable device with a display communicatively coupled to one or more of a driver unit, a measurement unit, a timing controller, a compensation sub-module, and a display memory unit. The system module is communicatively coupled to the display module and has one or more interface modules, one or more processing units, and one or more system memory units. At least one of the processing units and the system memory units is programmable to calculate new compensation parameters for the display module during an offline operation.Type: GrantFiled: September 14, 2021Date of Patent: January 3, 2023Assignee: IGNIS INNOVATION INC.Inventor: Gholamreza Chaji
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Patent number: 11546664Abstract: In the present specification, a digital device and a method of processing data in said digital device are disclosed. Here, a digital device according to an embodiment of the present invention comprises: a memory; a user interface unit that receives a menu request signal through a remote application executed in an external device; a display unit that displays an executed application; and a control unit that determines the properties of the received menu request signal on the basis of the application being displayed and generates menu data, implements controlling to transmit the generated menu data to the external device and output the menu data through a screen of the external device, and when a menu item selection signal of the menu output from the external device is received, implements controlling to transmit or activate menu data corresponding to the menu item selection signal.Type: GrantFiled: August 23, 2016Date of Patent: January 3, 2023Assignee: LG ELECTRONICS INC.Inventor: Chala Park
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Patent number: 11545115Abstract: A video display hub is mounted in a common household area such as a kitchen or family room. The display hub is configured to display various types of information for users in the area, such as weather, traffic updates, schedules, notes, messages, lists, news, etc. When the user is at a distance from the display hub, information is presented at a relatively low density, with a low level of granularity and detail in conjunction with large fonts, graphics, and icons. When the user is close to the display hub, information is presented at a relatively high density, with a high level of granularity and detail in conjunction with small fonts, graphics, and icons.Type: GrantFiled: June 3, 2019Date of Patent: January 3, 2023Assignee: Amazon Technologies, Inc.Inventors: Michael Douglas McQueen, Meng Li, Eric Alan Breitbard, Robert Steven Murdock, Julien George Beguin, Gregory Michael Hart, Scott Ian Blanksteen
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Patent number: 11538422Abstract: A pixel of a light emitting display device includes: a switching transistor which transfers a data voltage in response to a gate writing signal, a storage capacitor which stores a storage voltage, a driving transistor which generates a driving current based on the storage voltage stored in the storage capacitor, an emission transistor which selectively forms a path of the driving current in response to an emission signal, a light emitting diode which emits light based on the driving current, and a diode initialization transistor which transfers an initialization voltage to the light emitting diode in response to the emission signal. The storage voltage corresponds to a value obtained by subtracting a threshold voltage of the driving transistor from the data voltage.Type: GrantFiled: August 31, 2021Date of Patent: December 27, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Wonjun Lee, Mihyeon Jo, Cholho Kim
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Patent number: 11538433Abstract: A gamma voltage generating circuit includes a gamma buffer configured to output a gamma voltage, a first gamma line and a second gamma line providing an output path of the gamma voltage, an output selecting unit configured to connect an output terminal of the gamma buffer to one of the first gamma line and the second gamma line, and an output resistor unit having a first resistor connected to the first gamma line and a second resistor connected to the second gamma line. The second resistor has a resistance value different from that of the first resistor.Type: GrantFiled: August 2, 2021Date of Patent: December 27, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jee Hwal Kim, Ki Ho Kong, In Suk Kim
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Patent number: 11538427Abstract: Disclosed herein is a method of operating a display panel having a matrix of display elements. The method includes ordered steps of: (1) causing flow of current from a source of power, into an anode of a given display element, out of a cathode of the given display element to ground, wherein the flow of current into the anode and out the cathode to ground results in charging of a parasitic capacitance associated with the anode, (2) transferring charge from a storage capacitor to a parasitic capacitance associated with the cathode, and (3) stopping the flow of current, and then transferring charge from the parasitic capacitance associated with the anode to the storage capacitor.Type: GrantFiled: January 7, 2022Date of Patent: December 27, 2022Assignee: STMicroelectronics S.r.l.Inventors: Gaetano L'Episcopo, Giovanni Conti
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Patent number: 11538384Abstract: A display device including: a display area including pixels connected to data lines and scan lines, the display area including a plurality of signal output lines connected to each of the scan lines through a contact; a data driver including a first data driving circuit at a side of the display area; a scan driver disposed at the side of the display area; and a timing controller, wherein the first data driving circuit includes: output buffers which respectively output data signals to first to k-th data lines (k is an integer greater than 2) of the data lines; and an output delay controller which transmits the data signals to the output buffers through first to k-th transmission lines, and controls delay times of the data signals output to the first to k-th transmission lines based on position information of a pixel row to which the data signals are supplied.Type: GrantFiled: June 21, 2021Date of Patent: December 27, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ki Hyun Pyun, Jang Mi Lee, Eun Jin Choi
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Patent number: 11538430Abstract: This application discloses a display device and an inspection method. The display device includes a display panel and a control circuit board, the display panel includes a display region and switching devices, the switching devices are arranged between the display region and the control circuit board and the control circuit board is configured to drive the display panel.Type: GrantFiled: November 9, 2018Date of Patent: December 27, 2022Assignee: HKC CORPORATION LIMITEDInventor: Junhong Cao
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Patent number: 11532253Abstract: A display system includes a display screen, a light source to generate a light beam to be modulated in accordance with image data, and a beam scanning module to receive the light beams and to direct the light beam onto an associated display region of the display screen. The beam scanning module includes a resonant scanning mirror configured to scan the light beam along a first scanning direction across the associated display region, and a polygon scanning mirror to scan the light beam along a second scanning direction across the associated display region.Type: GrantFiled: January 21, 2020Date of Patent: December 20, 2022Assignee: Prysm Systems Inc.Inventors: Roger A. Hajjar, Scot C. Fairchild, Arthur R. Telkamp
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Patent number: 11531236Abstract: A liquid crystal display including a first substrate on which a plurality of first pixels are defined, a first pixel electrode arranged for each of the first pixels on the first substrate, a second substrate arranged opposite the first substrate, a third substrate arranged on the second substrate and on which a plurality of second pixels are defined, a second pixel electrode arranged for each of the second pixels on the third substrate, and a fourth substrate arranged opposite the third substrate. Each of the first pixels has a first domain and each of the second pixels has a second domain, and a direction of the first domain of the first pixels and a direction of the second domain of the second pixels are different from each other.Type: GrantFiled: September 18, 2018Date of Patent: December 20, 2022Assignee: Samsung Display Co., Ltd.Inventors: Jung Suk Bang, Kwang Soo Bae, Min Jeong Oh, Bo Ram Lee, Young Je Cho
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Patent number: 11532256Abstract: A display apparatus comprises a display assembly and a main control chip. The display assembly comprises K timing controllers, K data driving circuits and a display panel. Each timing controller is configured to receive a set of pixel data among K sets of pixel data into which an i-th row of pixel data in a frame of image data are divided. A data driving circuit in the K data driving circuits is configured to receive the set of pixel data from a corresponding timing controller and output a set of data voltages. The display panel is configured to receive K sets of data voltages for display. The main control chip comprises a processor configured to receive the frame of image data, divide the i-th row of pixel data into the K sets of pixel data, and simultaneously transmit the K sets of pixel data to the K timing controllers.Type: GrantFiled: December 7, 2020Date of Patent: December 20, 2022Assignees: K-Tronics (Suzhou) Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.Inventor: Min Zhu
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Patent number: 11527470Abstract: Disclosed are film packages and methods of fabricating package modules. The film package includes a film substrate that includes a chip region and a peripheral region facing each other in a first direction, a plurality of output pads that are arranged in the first direction on the chip region and on the peripheral region, and a semiconductor chip on the chip region and electrically connected to the output pads. The output pads on the chip region are arranged at regular first intervals along the first direction. The output pads include a plurality of first output pads that are arranged at a first pitch along the first direction on the chip region and a plurality of second output pads on the peripheral region. The second output pads are arranged at a second pitch greater than the first pitch of the first output pads.Type: GrantFiled: May 12, 2020Date of Patent: December 13, 2022Inventors: Shle-Ge Lee, Youngbae Kim, Ji-Yong Park
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Patent number: 11521539Abstract: A scanning drive circuit, a driving method, a display panel, and a display apparatus are provided. The scanning drive circuit includes 1st to nth shift registers cascaded sequentially. Each shift register includes a pull-down unit, a pull-up unit, and first and second output units. The first output unit is electrically connected to a second supply voltage terminal and a first clock signal output terminal, and configured to output a level to a first output terminal based on levels of a second node and a third node. The second output unit is electrically connected to a third supply voltage terminal and a second clock signal output terminal, and configured to output a level to a second output terminal based on the levels of the second node and a fourth node. The first and the second output terminals of each shift register output effective levels sequentially.Type: GrantFiled: August 5, 2021Date of Patent: December 6, 2022Assignee: Shanghai Tianma AM-OLED Co., Ltd.Inventors: Yue Li, Mengmeng Zhang
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Patent number: 11521542Abstract: The present disclosure provides a method for a display driver system and a display driver system.Type: GrantFiled: November 20, 2020Date of Patent: December 6, 2022Assignee: NOVATEK MICROELECTRONICS CORP.Inventors: Hsu-Chih Wei, Po-Hsiang Fang, Keko-Chun Liang, Che-Wei Yeh, Ju-Lin Huang
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Patent number: 11522011Abstract: Embedded non-volatile memory structures having selector elements with ballast are described. In an example, a memory device includes a word line. A selector element is above the word line. The selector element includes a selector material layer and a ballast material layer different than the selector material layer. A bipolar memory element is above the word line. A conductive electrode is between the elector element and the bipolar memory element. A bit line is above the word line.Type: GrantFiled: September 13, 2017Date of Patent: December 6, 2022Assignee: Intel CorporationInventors: Prashant Majhi, Ravi Pillarisetty, Elijah V. Karpov, Brian S. Doyle, Abhishek A. Sharma
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Patent number: 11521528Abstract: A gate driver on array (GOA) circuit and a display panel including the same are provided. The GOA circuit includes: a GOA drive signal line including a voltage common (VCOM) signal line, a start vertical (STV) signal line, a reference voltage (VSS) signal line, and a low-frequency clock (LC) signal line; and a GOA protection circuit, wherein an end of the GOA protection circuit is connected to the VCOM signal line, and another end thereof is electrically connected to the STV signal line, the VSS signal line, and the LC signal line.Type: GrantFiled: December 11, 2019Date of Patent: December 6, 2022Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Suping Xi
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Patent number: 11520187Abstract: A liquid crystal display panel and a liquid crystal display device are provided. The liquid crystal display panel includes a substrate comprising a first substrate and a second substrate, a plurality of spacers comprising a plurality of first spacers and a plurality of second spacers, and at least one retaining wall disposed between the first spacer and the second spacer or between the second spacers.Type: GrantFiled: November 28, 2019Date of Patent: December 6, 2022Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Huihua Liao
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Patent number: 11520608Abstract: A method for selectively cloning computer display monitors from a first one or more monitors associated with an operator, to a second one or more monitors associated with a surgeon includes: obtaining at least one configuration, such as a configuration file, that includes one or more Graphical User Interface (GUI) elements, such as windows, which are to be rendered to the second one or more monitors or not rendered to the second one or more monitors; analyzing the GUI elements displayed by the first one or more monitors against the at least one configuration for corresponding GUI elements; cloning corresponding GUI elements; and sending data representative of the cloned corresponding GUI elements to the second one or more monitors for display on the second one or more monitors. The method may also include displaying on the second one or more monitors the cloned corresponding GUI elements.Type: GrantFiled: December 20, 2021Date of Patent: December 6, 2022Assignee: Biosense Webster (Israel) Ltd.Inventors: Benjamin Cohen, Vladimir Dvorkin, Natan Sharon Katz
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Patent number: 11520199Abstract: A display device includes: a capacitance wire; a first pixel electrode disposed so as to be adjacent to the capacitance wire; a second pixel electrode disposed so that the capacitance wire is located between the first pixel electrode and the second pixel electrode; a first capacitance forming electrode connected to the first pixel electrode and disposed so as to overlap the capacitance wire via an insulating film; and a shield electrode disposed so as to be located between the first pixel electrode and the second pixel electrode and so as to at least partially overlap the first capacitance forming electrode via an insulating film.Type: GrantFiled: April 6, 2021Date of Patent: December 6, 2022Assignee: SHARP KABUSHIKI KAISHAInventors: Junichi Morinaga, Masahiro Yoshida
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Patent number: 11514860Abstract: A display device includes a display panel including scan lines, first signal lines connected to the scan lines in a first pixel block, second signal lines connected to the scan lines in a second pixel block, third signal lines connected to the scan lines in a third pixel block; a first scan driver supplying a first output signal to the first signal lines based on a first sub-clock signal; a second scan driver supplying a second output signal to the second signal lines based on a second sub-clock signal; a third scan driver supplying a third output signal to the third signal lines based on and a third sub-clock signal; and a timing controller. Changes in pulse widths of the first to third output signals are different in one frame period.Type: GrantFiled: May 12, 2021Date of Patent: November 29, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ki Hyun Pyun, Jang Hoon Kwak, Won Jin Seo
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Patent number: 11514854Abstract: An organic light emitting diode display includes a driving transistor and a compensation transistor. The driving transistor includes a fist gate electrode disposed on a substrate, a polycrystalline semiconductor layer disposed on the first gate electrode of the driving transistor and including a first electrode, a second electrode, and a channel, and a second gate electrode disposed on the polycrystalline semiconductor layer of the driving transistor. The compensation transistor includes a polycrystalline semiconductor layer including a first electrode, a second electrode, and a channel, and a gate electrode disposed on the polycrystalline semiconductor layer of the compensation transistor.Type: GrantFiled: January 28, 2021Date of Patent: November 29, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young-In Hwang, Sung Ho Kim, Yong Ho Yang, Seong Min Wang
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Patent number: 11514836Abstract: A shift register and a display device are provided. A first control device, a second control device and an output device of the shift register all receive a first power signal and a second power signal as working power signals. The first control device controls a signal of a first node and a signal of a second node in response to a first drive signal. The second control device controls the signal of the first node in response to a second drive signal. The output device outputs a third drive signal in response to the signal of the first node or the signal of the second node, and the third drive signal is generated and outputted by utilizing the first drive signal and the second drive signal, and simplifying a circuit configuration of the shift register for generating the third drive signal.Type: GrantFiled: May 31, 2021Date of Patent: November 29, 2022Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.Inventors: Jieliang Li, Yuping Xu
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Patent number: RE49356Abstract: A control method for charging time sharing in a display apparatus, which includes receiving image data including a plurality of pixel data signals corresponding to a plurality of display driving periods, each display driving period associated with pixel data signals of a respective row of the display apparatus, calculating a plurality of gray variations corresponding to the plurality of display driving periods according to the plurality of pixel data signals, adjusting the plurality of display driving periods to generate a plurality of adjusted display driving periods according to the plurality of gray variations, and generating a gate clock signal according to the plurality of adjusted display driving periods.Type: GrantFiled: September 14, 2020Date of Patent: January 3, 2023Assignee: NOVATEK Microelectronics Corp.Inventors: Chin-Hung Hsu, Han-Ying Chang, Yu-Shiuan Shen