Display Elements Arranged In Matrix (e.g., Rows And Columns) Patents (Class 345/55)
  • Patent number: 12259607
    Abstract: A liquid crystal apparatus includes a first electrode, a liquid crystal layer, a second electrode, and a measurement circuit, and the measurement circuit supplies a first potential to the first electrode and supplies a second potential higher than the first potential to the second electrode in a first period, supplies the first potential to the first electrode, and supplies a third potential higher than the first potential and lower than the second potential to the second electrode in a second period, supplies a fourth potential higher than the third potential and lower than the second potential to the first electrode and supplies a third potential to the second electrode in a third period, and stops the supply of the potential to the first electrode and supplies the third potential to the second electrode in a fourth period.
    Type: Grant
    Filed: March 28, 2024
    Date of Patent: March 25, 2025
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Shinsuke Fujikawa
  • Patent number: 12260793
    Abstract: A display panel, an electronic device and a crack detection method are provided. The display panel includes: a substrate and a detection signal line located on a side of the substrate, where the detection signal line is located in the non-display area, and includes a first detection signal line and a second detection signal line arranged in sequence in a first direction, and when detecting cracks, the first detection signal line and the second detection signal line may be used to detect cracks in different manners or in the same manner, to improve the reliability of crack detection. In addition, one of the first detection signal line and the second detection signal line may be selected for crack detection according to the actual situation, to improve the efficiency of crack detection.
    Type: Grant
    Filed: May 25, 2023
    Date of Patent: March 25, 2025
    Assignee: WUHAN TIANMA MICROELECTRONICS CO., LTD.
    Inventor: Chunming Jin
  • Patent number: 12261973
    Abstract: A display panel and a mobile terminal are disclosed. The display panel includes a pivot cover. An impact resistant structure is embedded in the pivot cover. The impact resistant structure includes a gravity sensing assembly and a telescopic assembly. The telescopic assembly includes a telescopic block. The impact resistant structure drives the telescopic block to switch between a contracted state and an elongated state through whether the gravity sensing assembly is forced by an external force, so that the telescopic block is switching between spaced from the frame body and abutted against the frame body, thereby making the impact resistant structure switch between a first state and a second state.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: March 25, 2025
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Jiang Li
  • Patent number: 12249299
    Abstract: A novel bit storage circuit includes a first voltage supply line, a second voltage supply line, a bit line, a latch, a first switching transistor, and a blocking transistor. The latch includes an input and an output. The first switching transistor includes a first terminal, a second terminal, and a control terminal. The first switching transistor is operative to provide a conductive path and a non-conductive path between the bit line and the input of the latch responsive to a first control signal being asserted on the control terminal of the first switching transistor. The blocking transistor includes a control terminal and is operative to selectively provide a conductive path and a non-conductive path between the input of the latch and the second voltage supply line responsive to a second control signal. The blocking transistor facilitates the use of a single bit line.
    Type: Grant
    Filed: October 10, 2022
    Date of Patent: March 11, 2025
    Assignee: OmniVision Technologies, Inc.
    Inventors: Qing Qin, Hoon Ryu
  • Patent number: 12248215
    Abstract: According to one embodiment, a display device includes a first scanning line, a second scanning line, an inorganic insulating layer, a first projection located just above the first scanning line and disposed on the inorganic insulating layer, a second projection located just above the second scanning line and disposed on the inorganic insulating layer, a first color filter disposed on the inorganic insulating layer between the first projection and the second projection, an organic insulating layer covering the first projection, the second projection, and the first color filter. A width of the first projection is smaller than a width of the first scanning line. A width of the second projection is smaller than a width of the second scanning line.
    Type: Grant
    Filed: October 3, 2023
    Date of Patent: March 11, 2025
    Assignee: JAPAN DISPLAY INC.
    Inventor: Junko Nagasawa
  • Patent number: 12239255
    Abstract: A modular cooking apparatus is disclosed. The modular cooking apparatus includes a housing for containing a first and second interchangeable cooking modules. The first interchangeable cooking module contains a first oven, and the second interchangeable cooking module contains a second oven. The second oven is different from the first oven. The modular cooking apparatus also includes a control panel for receiving cooking inputs, a controller for controlling the first and second interchangeable cooking modules, and a single power plug for receiving electrical power from a wall outlet.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: March 4, 2025
    Assignee: AUTOMATION TECH, LLC
    Inventors: Philip R. McKee, Scott Smith, Andrew Podevels, Harold Hansen, Lee Vanlanen, Harold Sackett
  • Patent number: 12243144
    Abstract: This application provides a display method and an electronic device. The method includes: The electronic device may generate a transition animation of the electronic device based on a user selection and a video stored in the electronic device.
    Type: Grant
    Filed: March 17, 2022
    Date of Patent: March 4, 2025
    Assignee: HONOR DEVICE CO., LTD.
    Inventors: Jie Ren, Liwei Huang, Kai Qian
  • Patent number: 12236846
    Abstract: Provided is a drive circuit including a power supply circuit, an adapter circuit board, and a voltage regulation circuit. The power supply circuit is coupled to the adapter circuit board and configured to transmit a power supply voltage to the adapter circuit board. The adapter circuit board is coupled to the plurality of light-emitting elements by wirings and configured to transmit the power supply voltage to each of the light-emitting elements. The voltage regulation circuit is coupled to the power supply circuit and configured to regulate, according to an ideal operating voltage corresponding to an operating current of each of the light-emitting elements under a target grayscale and a wiring voltage drop on the wiring coupled to each of the light-emitting elements, a magnitude of the power supply voltage output by the power supply circuit, in the case that the display panel displays a picture of the target grayscale.
    Type: Grant
    Filed: November 26, 2021
    Date of Patent: February 25, 2025
    Assignees: BOE MLED Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Shicai Cao, Zhitao Zhang, Xiurong Wang, Tao Yang, Mengmeng Wang
  • Patent number: 12236845
    Abstract: A display substrate includes a first voltage line, an alternating current signal line and a second voltage line arranged on a substrate, the substrate includes a display region and a non-display region; the display substrate further includes a first conductive layer, a first insulation layer and a second conductive layer laminated one on another on the substrate, the first voltage line and the alternating current signal line are arranged on the first conductive layer, and the second voltage line is arranged on the second conductive layer; the first voltage line is lapped onto the second voltage line through a first groove penetrating through the first insulation layer; and an orthogonal projection of the second voltage line onto the substrate overlaps an orthogonal projection of the alternating current signal line onto the substrate at an overlapping region.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: February 25, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Junxiu Dai, Yang Zhou, Lu Bai, Xin Zhang, Yi Qu, Siyu Wang, Song Liu
  • Patent number: 12228823
    Abstract: A light emitting substrate is provided. The light emitting substrate includes at least one light emitting controlling unit. The at least one light emitting controlling unit includes a plurality of light emitting elements arranged in M rows and N columns and grouped into (P×Q) number of sub-units, M being an integer equal to or greater than one, N being an integer equal to or greater than one, P being an integer equal to or greater than one, and Q being an integer equal to or greater than one; P groups of first voltage signal lines; and Q groups of second voltage signal lines. The (P×Q) number of sub-units are arranged in P rows and Q columns. A respective sub-unit in a p-th row and a q-th column includes K columns of light emitting elements, K being an integer equal to or greater than one.
    Type: Grant
    Filed: September 22, 2023
    Date of Patent: February 18, 2025
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Ming Yang, Yanan Niu, Fuqiang Li, Qi Qi, Wanzhi Chen, Zhenyu Zhang, Changfeng Li
  • Patent number: 12222614
    Abstract: In an electro-optical device, a first substrate is provided with a temperature detection element and an electro-static protection circuit that protects the temperature detection element from a surge current. A first resistor element is electrically coupled to the temperature detection element in series. The electro-static protection circuit includes a transistor electrically coupled to the first resistor element and the temperature detection element in parallel. A first capacitance element is provided on a wiring substrate electrically coupled to the first substrate, and is provided between a first coupling wiring line electrically coupled to one side of the temperature detection element and a second coupling wiring line electrically coupled to the other side thereof.
    Type: Grant
    Filed: September 7, 2022
    Date of Patent: February 11, 2025
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Shinsuke Fujikawa
  • Patent number: 12225785
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. The sub-pixel includes a pixel circuit including a data writing sub-circuit, a storage sub-circuit, a driving sub-circuit and a resistance device. The resistance device is connected between the driving sub-circuit and the light-emitting element, and is in a same layer as a control electrode of the driving sub-circuit and is insulated from the control electrode. A resistivity of the resistance device is higher than a resistivity of the control electrode of the driving sub-circuit.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: February 11, 2025
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Dachao Li
  • Patent number: 12225638
    Abstract: An microheater array system includes an integrated microheater array configured to generate a localized heat and having a plurality of pixels. Each pixel includes: an inductor; a stacked oscillator configured to generate a magnetic field at microwave frequencies with tunable intensity and frequency; and an electro-thermal loop. The microheater array system may further include a plurality of magnetic nanoparticles (MNPs).
    Type: Grant
    Filed: February 14, 2022
    Date of Patent: February 11, 2025
    Assignee: William Marsh Rice University
    Inventors: Yingying Fan, Qingbo Zhang, Linlin Zhang, Gang Bao, Taiyun Chi
  • Patent number: 12217672
    Abstract: A pixel circuit and a driving method thereof, a display substrate and a display device are provided. The pixel circuit includes a driving sub-circuit, a first switch sub-circuit and a first light-emitting control sub-circuit. The driving sub-circuit includes a control terminal connected with a first node, a first terminal connected with a second node and a second terminal connected with a third node, and is configured to control a driving signal from the first node to the third node for driving a light-emitting element; the first switch sub-circuit is configured to control conduction of the driving signal between the third node and a fourth node; the first light-emitting control sub-circuit is connected with a first electrode of the light-emitting element through a fifth node, and is configured to control conduction of the driving signal between the fourth node and the fifth node.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: February 4, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yao Huang, Binyan Wang, Meng Li
  • Patent number: 12211460
    Abstract: Provided are a driver board, a display panel, and a display apparatus. The driver board includes a driver circuit. The driver circuit includes N pixel electrodes, N pixel switches, a data switch, and a storage capacitor, N is a positive integer, and N?2. The storage capacitor includes a reference electrode and a counter electrode. A control terminal of the pixel switch receives a gating signal, a first terminal of the pixel switch is connected to the counter electrode, and a second terminal of the pixel switch is connected to the pixel electrode. The driver board further includes data lines, and each data line is connected to the counter electrode via the data switch.
    Type: Grant
    Filed: January 9, 2024
    Date of Patent: January 28, 2025
    Assignee: Shanghai Tianma Micro-Electronics Co., Ltd.
    Inventors: Haotian Lu, Linzhi Wang, Baiquan Lin, Zhen Liu, Kerui Xi, Kaidi Zhang, Yifan Xing, Xin Xu, Huijun Jin
  • Patent number: 12198627
    Abstract: Provided is a display apparatus in which initialization and compensation of a pixel is implemented through a pixel including a thin film transistor connected to a node between a driving transistor and a light emitting diode.
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: January 14, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Minjoo Kim, Jihyun Ka, Chulkyu Kang, Soongi Kwon, Sujin Kim, Minwoo Byun, Seoni Jeong, Chaehan Hyun, Sungchan Hwang
  • Patent number: 12198581
    Abstract: A light emitting diode display device includes: a substrate, a plurality of signal lines, and a plurality of transparent apertures. A plurality of element packages arranged in matrix on one side of the substrate, the two element packages are connected by the signal lines, and the transparent aperture is surrounded by the signal lines. The signal line is a multi-layer structure for transmitting signal, which can reduce the risk of breaking the signal transmission line during stretching. The transparent aperture is stacked with organic materials, and the inorganic material is removed, which reduces the problem of the cracking and extension of the inorganic material layer when the product is stretched. It also has the effect of reducing the penetration loss caused by the refraction of light through multiple layers, so that the transparent aperture forms a high light-transmitting effect.
    Type: Grant
    Filed: December 20, 2022
    Date of Patent: January 14, 2025
    Assignee: General Interface Solution Limited
    Inventors: Po-Ching Lin, Po-Lun Chen, Chun-Ta Chen, Ya-Chu Hsu, Chia-Ming Fan
  • Patent number: 12198650
    Abstract: A terminal device and a display panel are provided. The display panel includes sub-pixel columns. Each of the sub-pixel columns includes sub-pixels of a same color. The sub-pixels include first sub-pixels and second sub-pixels arranged alternately. The sub-pixel columns compose pixel groups. Colors of sub-pixels in different sub-pixel columns in one same pixel group are different. A data line is disposed between two adjacent sub-pixel columns. The first sub-pixel of one of the two sub-pixel columns of a same color in two adjacent pixel groups and the second sub-pixel of another one of the two sub-pixel columns of the same color in the two adjacent pixel groups are electrically connected to one same data line.
    Type: Grant
    Filed: July 22, 2022
    Date of Patent: January 14, 2025
    Assignee: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Kuhuang Lai
  • Patent number: 12190801
    Abstract: The present disclosure discloses a display panel and a display device. The display panel includes a base substrate including a first display region and a second display region. Since pixel circuits for driving light-emitting elements in the second display region are only disposed in the first display region but not disposed in the second display region, the light transmittance of the second display region is ensured to be good. Correspondingly, the display panel in the present disclosure has a good display effect.
    Type: Grant
    Filed: October 30, 2023
    Date of Patent: January 7, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yudiao Cheng, Benlian Wang, Yao Huang, Weiyun Huang, Lili Du, Yue Long
  • Patent number: 12190805
    Abstract: The present application discloses a display panel and its driving method, driving circuit and display device. The display panel includes a pixel circuit and a light-emitting element; the pixel circuit includes a first reset module configured to provide a reset signal for the light-emitting element under control of a first control signal; operation modes of the display panel includes a first mode and a second mode, a brightness of the display panel is L1 under the first mode, the brightness of the display panel is L2 under the second mode, and L1<L2; a refresh frequency of the first control signal is F1 under the first mode, the refresh frequency of the first control signal is F2 under the second mode, and F1<F2.
    Type: Grant
    Filed: November 9, 2022
    Date of Patent: January 7, 2025
    Assignee: XIAMEN TIANMA DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yuheng Zhang, Xiaoting Xing, Xueqi Sun
  • Patent number: 12193180
    Abstract: The disclosure provides an electronic device including a support plate and a first panel. The support plate includes a first bridge member and a second bridge member. The first panel is disposed on the support plate and includes a substrate, a signal line, a third bridge member, and a fourth bridge member. The signal line is disposed on the substrate. The third bridge member penetrates through the substrate and is electrically connected to the signal line and the first bridge member. The fourth bridge member penetrates through the substrate and is electrically connected to the signal line and the second bridge member.
    Type: Grant
    Filed: May 13, 2022
    Date of Patent: January 7, 2025
    Assignee: Innolux Corporation
    Inventors: Ming-Chun Tseng, Kung-Chen Kuo, Yi-Hua Hsu
  • Patent number: 12185602
    Abstract: A display device comprises a substrate; a circuit array layer comprising pixel drivers, data lines, first dummy lines, and second dummy lines; and a light emitting array layer. The display area comprises middle, first side, and second side regions. The data lines comprise first, second, and third data lines disposed in the middle, first side, and second side regions, respectively. The first dummy lines comprise a first data detour line disposed in the first side region and adjacent to a part of the second data line, and auxiliary lines. The second dummy lines comprise a second data detour line configured to connect the first data detour line to the third data line, and additional lines. The auxiliary lines comprise a bias auxiliary line to which a bias power is applied; and a second power auxiliary line to which a second power is applied.
    Type: Grant
    Filed: February 8, 2024
    Date of Patent: December 31, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Sung An, Sung Ho Kim, Yong Jae Kim, Yun Hwan Park, Yoon Jee Shin, Sug Woo Jung, Hyun Wook Choi
  • Patent number: 12176903
    Abstract: A duty cycle correction device includes: a phase-locked Loop (PLL)-based duty cycle correction circuit, a bypass duty cycle correction circuit and a multiplexer. The PLL-based duty cycle correction circuit is configured to receive and correct an input clock signal to generate a PLL-based corrected signal. The bypass duty cycle correction circuit is configured to be clocked by the input clock signal to sample a logic signal at its input terminal to generate a bypass corrected signal. The multiplexer is coupled to the PLL-based duty cycle correction circuit and the bypass duty cycle correction circuit and is configured to select one of the PLL-based corrected signal, the bypass corrected signal and the input clock signal as an output clock signal.
    Type: Grant
    Filed: July 12, 2023
    Date of Patent: December 24, 2024
    Assignee: HIMAX TECHNOLOGIES LIMITED
    Inventors: Yaw-Guang Chang, Kai Chang, Pei-Yao Chang
  • Patent number: 12174476
    Abstract: A light adjustment device includes a panel unit having a rectangular pillar shape and including a plurality of light adjustment panels stacked in a first direction, each light adjustment panel having a polygonal shape and including a lower substrate and an upper substrate overlapping the lower substrate. The light adjustment panels each have a first side, a second side adjacent to the first side, and a first corner at which the first side intersects the second side, and when two light adjustment panels adjacent to each other in a first direction among the light adjustment panels are viewed in the first direction, the first corner of one of the light adjustment panels is positioned inside of an edge of the other light adjustment panel, and the first corner of the other light adjustment panel is positioned inside of an edge of the one light adjustment panel.
    Type: Grant
    Filed: July 6, 2023
    Date of Patent: December 24, 2024
    Assignee: JAPAN DISPLAY INC.
    Inventors: Shunpei Takeuchi, Kohei Yamaguchi, Katsuichi Ide, Yukiya Hirabayashi, Osamu Kai, Hiroya Morimoto, Koichi Nagao
  • Patent number: 12165597
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a gate driving circuit including shift register units and clock signal lines including a first clock signal line, a second clock signal line providing a second clock signal, and a third clock signal line providing a third clock signal. An input circuit of a n-th stage shift register unit in the shift register units is connected with the first clock signal line, a first control circuit of the n-th stage shift register unit is connected with the first clock signal line, the second clock signal line, and the third clock signal line, a second control circuit of the n-th stage shift register unit is connected with the second clock signal line, and a phase of the second clock signal is opposite to a phase of the third clock signal.
    Type: Grant
    Filed: January 29, 2022
    Date of Patent: December 10, 2024
    Assignees: Beijing BOE Technology Development Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Yipeng Chen, Hui Lu, Ling Shi
  • Patent number: 12167648
    Abstract: An array substrate is provided. The array substrate includes a gate line extending along a first direction. The gate line includes a plurality of wide portions and a plurality of narrow portions respectively arranged along the first direction, the plurality of wide portions having a first dimension greater than a second dimension of the plurality of narrow portions along a second direction, the second direction at an angle in a range of 80 degrees to 100 degrees with respect to the first direction. An orthographic projection of a respective one of the plurality of wide portions in the respective subpixel on the base substrate overlaps with an orthographic projection of a portion of the semiconductor material layer in the respective subpixel on the base substrate, forming an active layer of the data-write transistor in the respective subpixel.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: December 10, 2024
    Assignees: Beijing BOE Technology Development Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Huijuan Yang, Xiaofeng Jiang, Tinghua Shang, Yang Zhou, Yi Zhang, Lulu Yang, Lu Bai
  • Patent number: 12165570
    Abstract: A driving circuit, a driving method therefor, and a display apparatus. The driving circuit comprises: a light emitting device (L), configured to emit light under the control of a driving current (Ids); a driving transistor (M0), configured to generate a driving current (Ids) according to a data signal; a first control circuit (10), configured to provide an initialization signal to a gate of the driving transistor (M0) and a first electrode of the light emitting device (L) in response to a first scanning signal (ga1-N) of an Nth row and a first light emission control signal (em1-N) of the Nth row; and a data writing circuit (20), configured to provide the data signal to the driving transistor (M0) in response to a second scanning signal (ga2-N) of the N-th row.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: December 10, 2024
    Assignees: Beijing BOE Technology Development Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Yao Huang, Weiyun Huang, Yue Long, Benlian Wang, Yuanjie Xu, Lili Du
  • Patent number: 12166487
    Abstract: A scan flip-flop circuit includes a selection circuit including first and second input terminals coupled to first and second I/O nodes, a flip-flop circuit coupled to the selection circuit, a first driver coupled between the flip-flop circuit and the first I/O node, and a second driver coupled between the flip-flop circuit and the second I/O node. The selection circuit and drivers receive a scan direction signal. In response to a first logic level of the scan direction signal, the selection circuit responds to a first signal received at the first input terminal, and the second driver outputs a second signal responsive to a flip-flop circuit output signal. In response to a second logic level of the scan direction signal, the selection circuit responds to a third signal received at the second input terminal, and the first driver outputs a fourth signal responsive to the flip-flop circuit output signal.
    Type: Grant
    Filed: January 9, 2023
    Date of Patent: December 10, 2024
    Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., TSMC NANJING COMPANY, LIMITED
    Inventors: Huaixin Xian, Tzu-Ying Lin, Liu Han, Jerry Chang Jui Kao, Qingchao Meng, Xiangdong Chen
  • Patent number: 12159590
    Abstract: A voltage supply circuit, a voltage supply method, a voltage supply module and a display device are provided. The voltage supply circuit includes a first node control circuit, a first control node control circuit, a second node control circuit and a driving voltage output circuit. The first node control circuit controls a potential of the first node; the first control node control circuit controls the potential of the first control node; the second node control circuit controls a potential of the second node; the driving voltage output circuit is electrically connected to the second node, the driving voltage output terminal and the initial voltage terminal respectively, and is configured to control the driving voltage output terminal to output a driving voltage according to the initial voltage provided by the initial voltage terminal under the control of the potential of the second node.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: December 3, 2024
    Assignees: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Zhidong Yuan, Yongqian Li, Can Yuan
  • Patent number: 12154464
    Abstract: A display module and a tiled display device are provided. The display module includes a driving backboard and a heat dissipation component, wherein the driving backboard includes an underlaying substrate and a driving circuit disposed on the underlaying substrate, the underlaying substrate is provided with a flexible printed circuit board connected with the driving circuit, and the heat dissipation component is provided with an adapter component connected with the flexible printed circuit board, and the adapter component includes a pluggable connector.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: November 26, 2024
    Assignees: BOE MLED Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Shaofei Guo, Shipeng Wang, Zhonghua Li, Yiping Ruan
  • Patent number: 12154501
    Abstract: The present invention provides a display control method of a display panel, a display module, and a display device. Pulse widths of first pulses corresponding to non-display phases in one frame period in an emission start signal are at least partially different, so that pixel driving circuits adjust light-emitting durations of light-emitting devices corresponding to each display phase according to emission control signals. Accordingly, a display brightness of each light-emitting device can be adjusted within one frame period, and a flickering problem can be alleviated.
    Type: Grant
    Filed: May 26, 2022
    Date of Patent: November 26, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Tao Chen
  • Patent number: 12147642
    Abstract: An always on display method and an electronic device relate to the field of terminal technologies. The electronic device receives a screen-off event. In response to the screen-off event, the electronic device may enter the screen-off state. In the screen-off state, the electronic device may display a first screen-off animation in a first screen-off animation group based on a charging status and power information of the electronic device; and after the first screen-off animation ends, if the electronic device detects a first touch operation input by the user, the electronic device may display a second screen-off animation in the first screen-off animation group in response to the first touch operation.
    Type: Grant
    Filed: March 3, 2022
    Date of Patent: November 19, 2024
    Assignee: Honor Device Co., Ltd.
    Inventors: Xiaohang Zhang, Liwei Huang, Shishu Yang, Jie Ren
  • Patent number: 12148094
    Abstract: Systems and methods for dynamically updating and distributing digital reconnaissance maps for incident response. One example system includes an electronic processor coupled to an electronic communication interface. The processor is configured to receive an incident notification for an incident occurring at an incident scene and to generate a reconnaissance map for the incident scene. The processor is configured to receive a voice communication associated with a first incident responder at the incident scene and determine, for the first incident responder, a location within the incident scene. The processor is configured to determine a location status for the location based on the voice communication and to generate an updated reconnaissance map for the incident scene based on the reconnaissance map, the location, and the location status.
    Type: Grant
    Filed: June 21, 2022
    Date of Patent: November 19, 2024
    Assignee: MOTOROLA SOLUTIONS, INC.
    Inventors: Elizabeth M. Stephens, Antonio Faraone, Anbuselvan Kuppusamy
  • Patent number: 12148364
    Abstract: A light emitting display device includes a substrate, a drive power circuit, a gate circuit unit, multiple LEDs and a power switch unit. The power switch unit includes multiple first transistor switches and at least one second transistor switch that cooperatively control current flows through the LEDs. The first transistor switches are respectively connected to first terminals of the LEDs. The at least one second transistor switch is connected to second terminals of the LEDs. The first transistor switches are further connected to the drive power circuit to receive multiple drive currents, and are further connected to the gate circuit unit to receive a timing input. The at least one second transistor switch is further connected to the gate circuit unit to receive a timing input. The light emitting display device can have reduced parasitic capacitance effect, and thus reduced power consumption and have improved display quality.
    Type: Grant
    Filed: June 21, 2023
    Date of Patent: November 19, 2024
    Assignee: MACROBLOCK, INC.
    Inventors: Li-Chang Yang, Yi-Sheng Lin
  • Patent number: 12148363
    Abstract: A display device includes: a memory; a pixel unit including first pixels disposed with a first density in a first area and second pixels disposed with a second density smaller than the first density in a second area in contact with the first area; and a degradation compensator which updates degradation information stored in the memory, based on input grayscales for the first and second pixels, and changes the input grayscales to output grayscales, based on the degradation information. The degradation compensator stores the degradation information in the memory in a unit of block for the pixel unit. The memory stores only first degradation information for each of first blocks including only the first pixels, stores only second degradation information for each of second blocks including only the second pixels, and stores the first and second degradation information for each of third blocks including both the first and second pixels.
    Type: Grant
    Filed: September 5, 2023
    Date of Patent: November 19, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seok Ha Hong, Hyung Jin Kim, Kyung Su Lee
  • Patent number: 12141393
    Abstract: A display apparatus with touch electrode embedded therein includes a display panel including gate lines and touch groups including touch electrodes, a generator generating a lower gate clock corresponding to a lower gate pulse output to a lower gate line included in a touch group and normal gate clocks supplied to normal gate lines except the lower gate line among gate lines corresponding to the touch group, a controller supplying gate control signals to the generator, and a gate driver generating gate pulses by using the gate control signals, the lower gate clock, and the normal gate clocks and supplying the gate pulses to gate lines corresponding to the touch group. A form of the lower gate clock differs from a form of each of the normal gate clocks, each of the touch groups is arranged in parallel with the gate lines, and the touch groups are arranged in a direction vertical to the gate lines.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: November 12, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: ChungHo Yu, KwangHan Lee, JaeHoon Lim
  • Patent number: 12142239
    Abstract: A novel human interface excellent in operability is provided. Furthermore, a novel data processor excellent in operability is provided. Furthermore, a novel data processor, a novel display device, or the like is provided. An input/output device that receives image data and supplies positional data, and an arithmetic device that supplies the image data and receives the positional data are included. The input/output device includes a first region, a second region, and a bend portion between the first region and the second region. Each of the first region and the second region includes a display portion and a positional data input portion that overlaps the display portion. The arithmetic device includes an arithmetic unit and a storage unit that stores a program to be executed by the arithmetic unit.
    Type: Grant
    Filed: March 10, 2023
    Date of Patent: November 12, 2024
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Yoshiharu Hirakata
  • Patent number: 12135583
    Abstract: A display device includes a display panel including a first display area having first pixels, and a second display area having second pixels. The display device includes a lower member below the display panel, a supporting member extended to the display panel, and a first slide module disposed between the lower member and the supporting member, the first slide module enabling the lower member and the supporting member to move relative to each other in a direction. The second display area protrudes beyond the lower member in the direction due to a movement by the first slide module. A number of first pixels per a unit area of the first display area is greater than a number of second pixels per the unit area of the second display area.
    Type: Grant
    Filed: October 23, 2023
    Date of Patent: November 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Eui Ri Cho
  • Patent number: 12136391
    Abstract: A pixel circuit includes a light emitting element, a driving transistor which applies a driving current to the light emitting element, a write transistor which receives a write gate signal and a data voltage and is connected to a first electrode of the driving transistor, a first compensation transistor which receives a compensation gate signal and is connected to a second electrode of the driving transistor and a first electrode of a second compensation transistor, the second compensation transistor which receives the compensation gate signal, and is connected to the second electrode of the first compensation transistor and a control electrode of the driving transistor, a storage capacitor which receives a first power voltage and is connected to the control electrode of the driving transistor, and a node control transistor which receives the write gate signal and is connected to the second electrode of the first compensation transistor.
    Type: Grant
    Filed: November 8, 2022
    Date of Patent: November 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Keunwoo Kim
  • Patent number: 12136385
    Abstract: A pixel driving circuit includes a memory unit including a data memory and a register and storing data related to driving of a luminous element, a driver supplying electrical power to the luminous element based on data stored in the memory unit, and a reset unit controlling reset of the memory unit, wherein the reset unit generates a first reset signal for controlling reset of the data memory and a second reset signal for controlling reset of the register.
    Type: Grant
    Filed: July 14, 2023
    Date of Patent: November 5, 2024
    Assignee: SAPIEN Semiconductors Inc.
    Inventors: Ji Han Kim, Sung Ho Hwang, Ji Haeng Lee, Dae Young Jung, Jong Gu Jeon
  • Patent number: 12136383
    Abstract: In a pixel of a display device, a back gate control voltage is applied to a back gate electrode of a first transistor that operates as a driving transistor in an anode initialization period, and the back gate electrode of the first transistor is connected to an anode of a light emitting element in a light emitting period. A first transfer line is disposed apart from the first transistor in a first direction. A capacitor pattern is disposed apart from the first transistor in a second direction opposite to the first direction. A second transmission line is disposed between the first transistor and the capacitor pattern.
    Type: Grant
    Filed: July 31, 2023
    Date of Patent: November 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Su Jin Kim, Chulkyu Kang, Donghyun Kim, Seon-Kyoon Mok
  • Patent number: 12125430
    Abstract: A display panel and a display device are provided. The pixel circuit includes a drive device, a first light-emitting control device and a second light-emitting control device; the first light-emitting control device and the second light-emitting control device are configured to jointly control a light-emitting duration of the light-emitting element; the first light-emitting control device is electrically connected to the first light-emitting control signal line, the second light-emitting control device is connected to the second light-emitting control signal line.
    Type: Grant
    Filed: May 18, 2023
    Date of Patent: October 22, 2024
    Assignee: TIANMA ADVANCED DISPLAY TECHNOLOGY INSTITUTE (XIAMEN) CO., LTD.
    Inventor: Yingteng Zhai
  • Patent number: 12118954
    Abstract: According to one embodiment, a display device includes a pair of substrates including a display area in which pixels are arranged, pixel electrodes and memories provided in the pixels, signal lines supplied with digital signals, switching elements connecting the memories and the signal lines, scanning lines supplied with scanning signals, a first driver unit, and a second driver unit. The first driver unit is provided in a peripheral area around the display area, and supplies the digital signal to the signal line. The second driver unit is provided in the peripheral area, and supplies the scanning signal to the scanning line. In the display device, at least a part of the first driver unit is provided between the display area and the second driver unit.
    Type: Grant
    Filed: July 19, 2023
    Date of Patent: October 15, 2024
    Assignee: Japan Display Inc.
    Inventor: Takehiro Shima
  • Patent number: 12119410
    Abstract: A display device in which a plurality of pixels are arranged in an array is provided. Each of the plurality of pixels comprises a current path that includes a light emitting element and a first transistor, and a second transistor for transmitting a luminance signal. The first transistor comprises diffusion regions arranged in the current path, and a gate electrode to which the luminance signal is transmitted from the second transistor. The diffusion regions are of a first conductivity type, and the gate electrode is of a second conductivity type opposite to the first conductivity type.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: October 15, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hiromasa Tsuboi
  • Patent number: 12112678
    Abstract: A hybrid pulse-width-modulation pixel includes a light controller responsive to a variable power signal specifying different powers and a pixel controller. The pixel controller is operable receive a pixel luminance signal comprising multiple bits specifying a desired light-controller luminance, generate the variable power signal in response to the pixel luminance signal, and drive the light controller to emit light at different luminances in response to the variable power signal for different time periods. The pixel controller is operable to provide the variable power signal at a constant first power for a first time period and provide the variable power signal at a constant second power different from the constant first power for a second time period.
    Type: Grant
    Filed: August 29, 2022
    Date of Patent: October 8, 2024
    Assignee: X Display Company Technology Limited
    Inventors: Imre Knausz, Ronald S. Cok
  • Patent number: 12106703
    Abstract: According to an aspect, a display device includes a pixel including a first sub-pixel configured to emit light having a peak in a spectrum of red, a second sub-pixel configured to emit light having a peak in a spectrum of green, and a third sub-pixel configured to emit light having a peak in a spectrum of blue. The first sub-pixel, the second sub-pixel, and the third sub-pixel are inorganic light-emitting diodes. A light emission intensity of the second sub-pixel is increased at a predetermined ratio with respect to a light emission intensity of the first sub-pixel when the first sub-pixel emits light at a light emission intensity within a low-luminance range equal to or lower than a predetermined level of luminance.
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: October 1, 2024
    Assignee: Japan Display Inc.
    Inventors: Kazuhiko Sako, Kazunari Tomizawa, Tsutomu Harada
  • Patent number: 12107091
    Abstract: A display device having a display region to be viewed through a lens, the display device comprising: a substrate; and the display region in which the substrate is provided with a plurality of pixels, a plurality of scan lines extending in a first direction, and a plurality of signal lines extending in a second direction, wherein the first direction is non-parallel and non-orthogonal to a direction orthogonal to the second direction.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: October 1, 2024
    Assignee: Japan Display Inc.
    Inventor: Yoshihiro Watanabe
  • Patent number: 12106722
    Abstract: A display substrate, and a display apparatus corresponding thereto and a manufacturing method therefor. The display substrate comprises: a display region and a non-display region, wherein the non-display region is provided with a gate driving circuit, which comprises a plurality of cascaded shift register units. Each shift register unit comprises: an input circuit (10), a first control circuit (11), a second control circuit (12) and an output circuit (15), wherein the first control circuit (11) is located between the input circuit (10) and the output circuit (15) in a first direction, and the first control circuit (11) is arranged in the first direction; and the second control circuit (12) is adjacent to the first control circuit (11) in a second direction; the first direction intersects with the second direction.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: October 1, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Haigang Qing, Yunsheng Xiao, Quanyong Gu
  • Patent number: 12100353
    Abstract: In a display device including pixel circuits including oxide TFTs, degradation in display quality caused by light irradiation onto the oxide TFTs is suppressed. A TFT having a channel region formed of silicon is adopted as a drive transistor. A TFT having a gate electrode; a first conductive electrode and a second conductive electrode that function as a drain electrode and a source electrode; a back-gate electrode; and a channel region formed of an oxide semiconductor is adopted as a threshold voltage compensation transistor. A second conductive electrode of the drive transistor is connected to the first conductive electrode of the threshold voltage compensation transistor, and a gate electrode of the drive transistor is connected to the second conductive electrode of the threshold voltage compensation transistor. Silicon connected to the second conductive electrode of the drive transistor is used as the back-gate electrode of the threshold voltage compensation transistor.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: September 24, 2024
    Assignee: SHARP DISPLAY TECHNOLOGY CORPORATION
    Inventor: Tamotsu Sakai
  • Patent number: 12094388
    Abstract: A source driving circuit includes: a logic and control sub-circuit configured to convert a source data signal into a data signal; a latch sub-circuit configured to, receive the data signal, latch an odd-numbered row of data in an odd-numbered frame, and latch an even-numbered row of data in an even-numbered frame; and an output sub-circuit configured to: receive the odd-numbered row of data in the odd-numbered frame and output the odd-numbered row of data in a first set duration, which is greater than a charging time of sub-pixels in the even-numbered row and less than or equal to twice the charging time; and receive the even-numbered row of data in the even-numbered frame and output the even-numbered row of data in a second set duration, which is greater than a charging time of sub-pixels in the odd-numbered row and less than or equal to twice the charging time.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: September 17, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yinlong Zhang, Yanping Liao, Jiantao Liu, Guohuo Su