Patents by Inventor Yong Yuan

Yong Yuan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11881155
    Abstract: Provided are a display panel and a display device. The display panel includes a pixel circuit and a light-emitting element. The pixel circuit includes a data write module, a drive module and a compensation module. The drive module includes a drive transistor; the data write module is connected to an input terminal of the drive module, a first electrode of the compensation module is connected to an output terminal of the drive module, and a second electrode of the compensation module is connected to a control terminal of the drive module. The data write module includes a data write transistor and a bias transistor, the data write transistor is connected to a data signal input terminal and configured to transmit a data signal, and the bias transistor is connected to a bias signal input terminal and configured to transmit a bias signal.
    Type: Grant
    Filed: November 28, 2022
    Date of Patent: January 23, 2024
    Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventor: Yong Yuan
  • Patent number: 11881157
    Abstract: Provided are a display panel and a display device. The display panel includes a pixel circuit and a light-emitting element. The pixel circuit includes a drive module and a data write module. The drive module is configured to provide a drive current for the light-emitting element and comprises a drive transistor. An operation of the pixel circuit includes a bias stage, in the bias stage, the data write module and the drive module are on, a compensation module is off, a data signal provides a bias signal for a drain of the drive transistor to adjust a bias state of the drive transistor.
    Type: Grant
    Filed: November 28, 2022
    Date of Patent: January 23, 2024
    Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventor: Yong Yuan
  • Patent number: 11837136
    Abstract: Provided are a display panel and display device. The display panel includes a driver circuit comprising a shift register that is N-stage cascaded; wherein the shift register comprises: a third control unit configured to receive a first voltage signal and generate an output signal in response to a signal of a third node, or receive a second voltage signal and generate an output signal in response to a signal of a second node; and a fourth control comprising a first capacitor and a first transistor, wherein a second plate of the first capacitor is connected to a drain of the first transistor, a first plate of the first capacitor and a gate of the first transistor are connected to a same node; and/or a first plate of the first capacitor and a gate of the first transistor receive a same signal.
    Type: Grant
    Filed: February 28, 2023
    Date of Patent: December 5, 2023
    Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventor: Yong Yuan
  • Patent number: 11837606
    Abstract: A display panel and a display device are provided. The display panel includes at least one driving circuit and at least one pixel circuit. A driving circuit provides a driving signal for a pixel circuit. The driving circuit includes N-level shift registers cascaded with each other, where N is greater than or equal to two. A shift register includes at least one first active layer, and an active layer with a largest area is a first preset active layer. The pixel circuit includes at least one second active layer, where an active layer with a largest area among active layers containing silicon is a second preset active layer, and an active layer with a largest area among active layers containing oxide semiconductor is a third preset active layer. The first preset active layer has an area greater than the second preset active layer and the third preset active layer.
    Type: Grant
    Filed: October 15, 2021
    Date of Patent: December 5, 2023
    Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Qingjun Lai, Yihua Zhu, Yong Yuan, Ping An, Zhaokeng Cao
  • Patent number: 11837135
    Abstract: Provided are a display panel and display device. The display panel includes a driver circuit comprising a shift register that is N-stage cascaded; wherein the shift register comprises: a third control unit configured to receive a first voltage signal and generate an output signal in response to a signal of a third node, or receive a second voltage signal and generate an output signal in response to a signal of a second node; and a fourth control comprising a first capacitor and a first transistor, wherein a second plate of the first capacitor is connected to a drain of the first transistor, a source of the first transistor receives a first control signal, and a gate of the first transistor receives a second control signal.
    Type: Grant
    Filed: February 28, 2023
    Date of Patent: December 5, 2023
    Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventor: Yong Yuan
  • Patent number: 11830882
    Abstract: A display panel and a display device are provided in the present disclosure. The display panel includes a base substrate, a first transistor, a second transistor, a pixel circuit, and a drive circuit. A first active layer of the first transistor includes silicon; and a second active layer of the second transistor includes an oxide semiconductor. A length of a channel region of the first transistor is LL a distance between a first gate electrode and the first active layer is D1, and a first area S1=L1×D1; and a length of a channel region of the second transistor is L2, a distance between a second gate electrode and the second active layer is D2, and a second area S2=L2×D2, where S1<S2. The second transistor is included in the drive circuit, and the first transistor is included in one of the pixel circuit and the drive circuit.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: November 28, 2023
    Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Qingjun Lai, Yihua Zhu, Yong Yuan, Ping An, Zhaokeng Cao
  • Publication number: 20230377501
    Abstract: The application provides a display panel, integrated chip component and display device. The display panel includes: a first display area and a second display area; pixel circuits comprising first pixel circuits and second pixel circuits, the first pixel circuits and the second pixel circuits being configured to provide driving currents for light-emitting elements in the first display area and the second display area, respectively; and first pixel units and second pixel units, each first pixel unit comprising a first pixel circuit and a light-emitting element connected to the first pixel circuit, and each second pixel unit comprising a second pixel circuit and a light-emitting element connected to the second pixel circuit; wherein each first pixel unit is configured to receive a first power supply signal V1 and a second power supply signal V2, V1>V2.
    Type: Application
    Filed: January 30, 2023
    Publication date: November 23, 2023
    Applicant: Shanghai Tianma Microelectronics Co., Ltd.
    Inventors: Yong YUAN, Jujian FU, Ping AN
  • Publication number: 20230351940
    Abstract: Provided are a display panel and a display device. The display panel includes a driver circuit including N stages of cascaded shift registers, where N?2. A shift register includes a first control part and a second control part. The second control part includes a first control unit and a second control unit. The first control unit comprises a first gating unit. One terminal of the first gating unit is connected to a preset node, another terminal of the first gating unit is connected to a fourth node, and a control terminal of the first gating unit is configured to receive a fifth voltage signal. The second control unit is configured to receive at least a third voltage signal and a signal of the fourth node or receive at least a fourth voltage signal and a signal of a fifth node and generate an output signal.
    Type: Application
    Filed: June 30, 2023
    Publication date: November 2, 2023
    Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Qingjun LAI, Yihua ZHU, Yong YUAN
  • Publication number: 20230343271
    Abstract: Provided are a display panel and a display device. The display panel includes a driver circuit including N stages of cascaded shift registers, where N?2. A shift register includes a first control part and a second control part. The second control part includes a first control unit and a second control unit. The first control unit is configured to receive at least a signal of a preset node and a first output control signal and control a signal of a fourth node. During at least part of a time period during which the signal of the fourth node is a low level signal, each of a signal of the preset node and the first output control signal is a low level signal.
    Type: Application
    Filed: June 30, 2023
    Publication date: October 26, 2023
    Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Qingjun LAI, Yihua ZHU, Yong YUAN
  • Patent number: 11776346
    Abstract: Disclosed are a sheet-type medium conveying device and a cash recycling and handling apparatus. The sheet-type medium conveying device includes a first passage plate, a second passage plate and a driving mechanism. The first passage plate and the second passage plate are oppositely arranged. A passage is formed between the first passage plate and the second passage plate, and configured for a sheet-type medium to pass through. The driving mechanism is configured to drive a first end of the first passage plate and a first end of the second passage plate to get close to or away from each other.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: October 3, 2023
    Assignee: SHANDONG NEW BEIYANG INFORMATION TECHNOLOGY CO., LTD.
    Inventors: Zhenxing Zhao, Yong Yuan, Lei Zheng, Jianyu Sun, Qiangzi Cong
  • Patent number: 11776441
    Abstract: Display device and driving method thereof are provided. The display device includes a housing, a display screen, and a drive circuit. The housing includes a first side and a second side opposite to the first side in a first direction. The display screen includes a first end and a second end. At least one of the first end and the second end is accommodated in the housing. A first display area in a display area of the display screen is located between the first side and the second side. A second display area in the display area of the display screen is accommodated in the housing. The drive circuit is configured, when the display screen displays an image, to provide drive signals to the first display area, and control a display of the first display area without providing the drive signals to the second display area.
    Type: Grant
    Filed: February 1, 2022
    Date of Patent: October 3, 2023
    Assignee: XIAMEN TIANMA DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Meng Lai, Chen Zhong, Jinjin Yang, Yong Yuan
  • Publication number: 20230290288
    Abstract: A display panel includes a shift register, a pixel circuit, and a driving circuit. The shift register includes a first control unit, a second control unit, a third control unit, and a fourth control unit. The first control unit is configured to receive an input signal and control a signal of a first node in response to a first clock signal. The second control unit is configured to receive a first voltage signal and control a signal of a second node in response to the input signal and the first clock signal. The third control unit is configured to receive the first voltage signal and a second voltage signal and control a signal of a fourth node in response to the signal of the second node and a signal of a third node.
    Type: Application
    Filed: May 16, 2023
    Publication date: September 14, 2023
    Inventors: Qingjun LAI, Yihua ZHU, Yong YUAN, Ping AN, Zhaokeng CAO
  • Publication number: 20230290289
    Abstract: A display panel includes a driving circuit. The driving circuit includes N levels of shift registers cascaded with each other, N?2. A shift register of the N levels of the shift registers includes a third control unit and a fourth control unit. The third control unit is configured to receive the first voltage signal and a second voltage signal and control a signal of a fourth node in response to the signal of the second node and a signal of a third node. The first voltage signal is a high-level signal and the second voltage signal is a low-level signal. The fourth control unit is configured to receive a third voltage signal and a fourth voltage signal and generate an output signal in response to the signal of the first node and the signal of the fourth node and includes a first transistor and a second transistor.
    Type: Application
    Filed: May 16, 2023
    Publication date: September 14, 2023
    Inventors: Qingjun LAI, Yihua ZHU, Yong YUAN, Ping AN, Zhaokeng CAO
  • Publication number: 20230282145
    Abstract: A display panel includes a pixel circuit and a driving circuit. The pixel circuit includes a driving transistor. The driving circuit is configured to provide a signal for the pixel circuit, receive a third voltage signal and a fourth voltage signal, and generate an output signal. The third voltage signal is a high-level signal, and the fourth voltage signal is a low-level signal. A working process of the pixel circuit includes a reset phase and a bias phase. The output signal of the driving circuit is a reset signal in the reset phase. The output signal of the driving circuit is a bias signal in the bias phase. In response to the driving transistor being a PMOS transistor, the reset signal is the fourth voltage signal, and the bias signal is the third voltage signal.
    Type: Application
    Filed: May 16, 2023
    Publication date: September 7, 2023
    Inventors: Qingjun LAI, Yihua ZHU, Yong YUAN, Ping AN, Zhaokeng CAO
  • Patent number: 11721268
    Abstract: Provided are a display panel and a display device. The display panel includes a driver circuit including N stages of cascaded shift registers, where N?2. Each shift register includes a first control part and a second control part. The second control part includes a first control unit and a second control unit. The first control unit is configured to receive a signal of a preset node and a first output control signal and control a signal of a fourth node, where the preset node is one of a second node or a third node. A first output control signal received by a shift register at an M1-th stage is a signal of the preset node of a shift register at an M2-th stage, where 1?M1?N, 1?M2?N, 1?|M1?M2|?i, and 2?i?N?1.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: August 8, 2023
    Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Qingjun Lai, Yihua Zhu, Yong Yuan
  • Publication number: 20230247855
    Abstract: Disclosed are a display panel, a manufacturing method thereof and a display device. The display panel includes a substrate; a plurality of organic light emitting elements, which are located on a side of the substrate; a film encapsulation layer, which is located on a side of the plurality of organic light emitting elements facing away from the substrate; wherein the film encapsulation layer covers the plurality of organic light emitting elements, the film encapsulation layer comprises a first inorganic layer, a lens layer and a second cover layer, the lens layer is located between the first inorganic layer and the second cover layer, and the second covering layer is located on a side of the first inorganic layer facing away from the plurality of organic light emitting elements; wherein the lens layer comprises a plurality of lenses, and a material of the second cover layer is an inorganic material.
    Type: Application
    Filed: April 10, 2023
    Publication date: August 3, 2023
    Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
    Inventors: Yong YUAN, Guofeng ZHANG
  • Publication number: 20230230547
    Abstract: A display panel and a display device are provided. The display panel includes pixel circuits. Each pixel circuit includes a driving transistor, a data writing circuit, a light-emitting control circuit, a threshold compensation circuit and a bias adjustment circuit. The driving transistor includes a gate electrically connected to a first node, a first terminal electrically connected to a second node, and a second terminal electrically connected to the third node, and is configured to generate a driving current. The third node is connected to a light-emitting element through the light-emitting control circuit. The bias adjustment circuit is configured to provide a signal of a bias adjustment signal terminal to the second node under control of a signal of a first scanning signal terminal in such a manner that a bias state of the driving transistor is adjusted.
    Type: Application
    Filed: February 14, 2023
    Publication date: July 20, 2023
    Inventors: Yong YUAN, Nana XIONG, Jujian FU
  • Patent number: 11704958
    Abstract: Provided are a cash storage apparatus and a cash recycling and processing device. The cash storage apparatus includes a cabinet and a banknote box assembly. The cabinet is provided with a first inlet/outlet at a top of the cabinet and two guiding parts inside the cabinet. The two guiding parts are arranged in a first direction at an interval. Each guiding part includes a guiding rail extending in a second direction vertical to the first direction. The guiding rail is provided with a locating part. The banknote box assembly is provided with a second inlet/outlet at a top of the banknote box assembly and two first movable parts. The two first movable parts are arranged in movable fit with the two guiding rails respectively.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: July 18, 2023
    Assignee: SHANDONG NEW BEIYANG INFORMATION TECHNOLOGY CO., LTD.
    Inventors: Qiang Li, Lei Zheng, Yong Yuan, Jianyu Sun, Qiangzi Cong
  • Publication number: 20230215319
    Abstract: Provided are a display panel and display device. The display panel includes a driver circuit comprising a shift register that is N-stage cascaded; wherein the shift register comprises: a third control unit configured to receive a first voltage signal and generate an output signal in response to a signal of a third node, or receive a second voltage signal and generate an output signal in response to a signal of a second node; and a fourth control comprising a first capacitor and a first transistor, wherein a second plate of the first capacitor is connected to a drain of the first transistor, a source of the first transistor receives a first control signal, and a gate of the first transistor receives a second control signal.
    Type: Application
    Filed: February 28, 2023
    Publication date: July 6, 2023
    Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventor: Yong YUAN
  • Publication number: 20230206806
    Abstract: Provided are a display panel and display device. The display panel includes a driver circuit comprising a shift register that is N-stage cascaded; wherein the shift register comprises: a third control unit configured to receive a first voltage signal and generate an output signal in response to a signal of a third node, or receive a second voltage signal and generate an output signal in response to a signal of a second node; and a fourth control comprising a first capacitor and a first transistor, wherein a second plate of the first capacitor is connected to a drain of the first transistor, a first plate of the first capacitor and a gate of the first transistor are connected to a same node; and/or a first plate of the first capacitor and a gate of the first transistor receive a same signal.
    Type: Application
    Filed: February 28, 2023
    Publication date: June 29, 2023
    Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventor: Yong YUAN