Patents by Inventor Jiawen Zhang

Jiawen Zhang 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).

  • Publication number: 20250022235
    Abstract: The disclosed computer-implemented method may include acquiring, from a client device within a real-world environment, information representative of the real-world environment, and transmitting the information representative of the real-world environment to a relocalization service. The method may further include receiving, from the relocalization service, (1) an anchor point that may include a mapped position within the real-world environment, and (2) a determined position within the real-world environment of a client device relative to the mapped position of the anchor point. The method may further include sending an identifier of the anchor point to an asset management service, and obtaining, from the asset management service, a digital asset. The method may further include presenting the digital asset at a position within an artificial environment relative to the mapped position of the anchor point. Various other methods, systems, and computer-readable media are also disclosed.
    Type: Application
    Filed: July 22, 2024
    Publication date: January 16, 2025
    Inventors: Alvaro Collet Romea, Jingming Dong, Xiaoyang Gao, Jiawen Zhang, Yuheng Ren, Raul Mur Artal, Christopher Sweeney, Jakob Julian Engel
  • Patent number: 12148112
    Abstract: The disclosed computer-implemented method may include acquiring, from a client device within a real-world environment, information representative of the real-world environment, and transmitting the information representative of the real-world environment to a relocalization service. The method may further include receiving, from the relocalization service, (1) an anchor point that may include a mapped position within the real-world environment, and (2) a determined position within the real-world environment of a client device relative to the mapped position of the anchor point. The method may further include sending an identifier of the anchor point to an asset management service, and obtaining, from the asset management service, a digital asset. The method may further include presenting the digital asset at a position within an artificial environment relative to the mapped position of the anchor point. Various other methods, systems, and computer-readable media are also disclosed.
    Type: Grant
    Filed: April 20, 2023
    Date of Patent: November 19, 2024
    Assignee: Meta Platforms Technologies, LLC
    Inventors: Alvaro Collet Romea, Jingming Dong, Xiaoyang Gao, Jiawen Zhang, Yuheng Ren, Raul Mur Artal, Christopher Sweeney, Jakob Julian Engel
  • Publication number: 20240353929
    Abstract: A drive control circuit, including: a feedback detection circuit configured to, when a target object presses on a haptic feedback panel, process an initial voltage signal of each of at least one haptic detection piezoelectric device, and output a detection signal corresponding to each of the at least one haptic detection piezoelectric device; a data processing circuit configured to receive the detection signal corresponding to each of the at least one haptic detection piezoelectric device, and output a drive enable signal according to the detection signal corresponding to each of the at least one haptic detection piezoelectric device and a set threshold; and a feedback drive circuit configured to receive the drive enable signal, and output a drive control signal to the at least one haptic drive piezoelectric device according to the drive enable signal.
    Type: Application
    Filed: August 10, 2022
    Publication date: October 24, 2024
    Inventors: Jijing HUANG, Jiawen ZHANG, Zongmin LIU
  • Publication number: 20240154591
    Abstract: An optical module includes an optical receiver with a complementary metal-oxide semiconductor (CMOS) transimpedance amplifier (TIA) and a digital signal processing (DSP) circuit. The DSP circuit is integrated with the CMOS TIA and facilitates adaptability of the CMOS TIA, and the CMOS TIA can adapt by using information provided by the DSP circuit.
    Type: Application
    Filed: June 15, 2023
    Publication date: May 9, 2024
    Applicant: Avago Technologies International Sales Pte. Limited
    Inventors: Jiawen Zhang, Delong Cui, Afshin Momtaz, Kun Chuai, Jun Cao
  • Patent number: 11966073
    Abstract: A reflective four-in-one light-emitting key core module, wherein an insulating layer is arranged on a support structure, a circuit layer is arranged on the insulating layer, a spacer layer is arranged above the insulating layer, a first through hole is opened in the spacer layer at a position corresponding to the keycap, an elastic conducting member is arranged at the position corresponding to the first through hole, a light-guiding film is arranged above the spacer layer, a conductive sheet is fixedly arranged at a position corresponding to the elastic conducting member, light-guiding mesh points are provided on the light-guiding film, a LED light is arranged on the circuit layer and corresponding to the keycap, a second through hole is opened on the spacer layer corresponding to a position of the LED light, a third through hole is opened on the light-guiding film at a position corresponding to the LED light.
    Type: Grant
    Filed: November 17, 2022
    Date of Patent: April 23, 2024
    Assignee: Shenzhen Shenshan Special Cooperation Zone HulChuangDa Electronic Intelligent Technology Co., Ltd
    Inventors: Jinxin Ding, Jiawen Zhang, Maoyu Lin
  • Publication number: 20230334798
    Abstract: The disclosed computer-implemented method may include acquiring, from a client device within a real-world environment, information representative of the real-world environment, and transmitting the information representative of the real-world environment to a relocalization service. The method may further include receiving, from the relocalization service, (1) an anchor point that may include a mapped position within the real-world environment, and (2) a determined position within the real-world environment of a client device relative to the mapped position of the anchor point. The method may further include sending an identifier of the anchor point to an asset management service, and obtaining, from the asset management service, a digital asset. The method may further include presenting the digital asset at a position within an artificial environment relative to the mapped position of the anchor point. Various other methods, systems, and computer-readable media are also disclosed.
    Type: Application
    Filed: April 20, 2023
    Publication date: October 19, 2023
    Inventors: Alvaro Collet Romea, Jingming Dong, Xiaoyang Gao, Jiawen Zhang, Yuheng Ren, Raul Mur Artal, Christopher Sweeney, Jakob Julian Engel
  • Patent number: 11722109
    Abstract: An optical module includes an optical receiver with a complementary metal-oxide semiconductor (CMOS) transimpedance amplifier (TIA) and a digital signal processing (DSP) circuit. The DSP circuit is integrated with the CMOS TIA and facilitates adaptability of the CMOS TIA, and the CMOS TIA can adapt by using information provided by the DSP circuit.
    Type: Grant
    Filed: November 3, 2022
    Date of Patent: August 8, 2023
    Assignee: Avago Technologies International Sales Pte. Limited
    Inventors: Jiawen Zhang, Delong Cui, Afshin Momtaz, Kun Chuai, Jun Cao
  • Patent number: 11715269
    Abstract: The disclosed computer-implemented method may include acquiring, from a client device within a real-world environment, information representative of the real-world environment, and transmitting the information representative of the real-world environment to a relocalization service. The method may further include receiving, from the relocalization service, (1) an anchor point that may include a mapped position within the real-world environment, and (2) a determined position within the real-world environment of a client device relative to the mapped position of the anchor point. The method may further include sending an identifier of the anchor point to an asset management service, and obtaining, from the asset management service, a digital asset. The method may further include presenting the digital asset at a position within an artificial environment relative to the mapped position of the anchor point. Various other methods, systems, and computer-readable media are also disclosed.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: August 1, 2023
    Assignee: Meta Platforms Technologies, LLC
    Inventors: Alvaro Collet Romea, Jingming Dong, Xiaoyang Gao, Jiawen Zhang, Yuheng Ren, Raul Mur Artal, Christopher Sweeney, Jakob Julian Engel
  • Publication number: 20230141940
    Abstract: A straight-through three-in-one light-emitting key core module comprising a support structure, an insulating layer, a circuit layer, a spacer layer, an elastic conducting member, an LED light and a keycap, wherein the insulating layer is arranged on the support structure, the circuit layer is arranged on the insulating layer, and the spacer layer is arranged above the insulating layer, a first through hole is opened in the spacer layer at a position corresponding to the keycap, an elastic conducting member is arranged at a position corresponding to the first through hole, an LED light is arranged on the circuit layer and is arranged corresponding to the keycap, a second through hole is opened on the spacer layer corresponding to a position of the LED light, the LED light is arranged in the second through hole, and the keycap is arranged above the elastic conducting member.
    Type: Application
    Filed: November 17, 2022
    Publication date: May 11, 2023
    Inventors: JINXIN DING, JIAWEN ZHANG, MAOYU LIN
  • Publication number: 20230116154
    Abstract: A reflective four-in-one light-emitting key core module, wherein an insulating layer is arranged on a support structure, a circuit layer is arranged on the insulating layer, a spacer layer is arranged above the insulating layer, a first through hole is opened in the spacer layer at a position corresponding to the keycap, an elastic conducting member is arranged at the position corresponding to the first through hole, a light-guiding film is arranged above the spacer layer, a conductive sheet is fixedly arranged at a position corresponding to the elastic conducting member, light-guiding mesh points are provided on the light-guiding film, a LED light is arranged on the circuit layer and corresponding to the keycap, a second through hole is opened on the spacer layer corresponding to a position of the LED light, a third through hole is opened on the light-guiding film at a position corresponding to the LED light.
    Type: Application
    Filed: November 17, 2022
    Publication date: April 13, 2023
    Inventors: JINXIN DING, JIAWEN ZHANG, MAOYU LIN
  • Patent number: 11132841
    Abstract: The disclosed computer-implemented method may include acquiring, from a client device within a real-world environment, information representative of the real-world environment, and transmitting the information representative of the real-world environment to a relocalization service. The method may further include receiving, from the relocalization service, (1) an anchor point that may include a mapped position within the real-world environment, and (2) a determined position within the real-world environment of a client device relative to the mapped position of the anchor point. The method may further include sending an identifier of the anchor point to an asset management service, and obtaining, from the asset management service, a digital asset. The method may further include presenting the digital asset at a position within an artificial environment relative to the mapped position of the anchor point. Various other methods, systems, and computer-readable media are also disclosed.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: September 28, 2021
    Assignee: Facebook Technologies, LLC
    Inventors: Alvaro Collet Romea, Jingming Dong, Xiaoyang Gao, Jiawen Zhang, Yuheng Ren, Raul Mur Artal, Christopher Sweeney, Jakob Julian Engel
  • Publication number: 20200175764
    Abstract: The disclosed computer-implemented method may include acquiring, from a client device within a real-world environment, information representative of the real-world environment, and transmitting the information representative of the real-world environment to a relocalization service. The method may further include receiving, from the relocalization service, (1) an anchor point that may include a mapped position within the real-world environment, and (2) a determined position within the real-world environment of a client device relative to the mapped position of the anchor point. The method may further include sending an identifier of the anchor point to an asset management service, and obtaining, from the asset management service, a digital asset. The method may further include presenting the digital asset at a position within an artificial environment relative to the mapped position of the anchor point. Various other methods, systems, and computer-readable media are also disclosed.
    Type: Application
    Filed: November 30, 2018
    Publication date: June 4, 2020
    Inventors: Alvaro Collet Romea, Jingming Dong, Xiaoyang Gao, Jiawen Zhang, Yuheng Ren, Raul Mur Artal, Christopher Sweeney, Jakob Julian Engel
  • Publication number: 20190131958
    Abstract: A time-interleaved clock circuit, including circuitry to provide multiple clock components of a sampling clock. The clock components are corrected by averaging pairs of the multiple clock components in order to output averaged signals. The time-interleaved clock is applied to data conversion in which input signals of the analog signal domain or of the digital signal domain are sampled based on the corrected clock components and converted to the digital signal domain or the analog signal domain, respectively.
    Type: Application
    Filed: October 26, 2017
    Publication date: May 2, 2019
    Applicant: Avago Technologies International Sales Pte. Limited
    Inventors: Hyo Gyuem RHEW, Adesh GARG, Meisam Honarvar NAZARI, Jiawen ZHANG, Ali NAZEMI, Jun CAO
  • Patent number: 10277210
    Abstract: A time-interleaved clock circuit, including circuitry to provide multiple clock components of a sampling clock. The clock components are corrected by averaging pairs of the multiple clock components in order to output averaged signals. The time-interleaved clock is applied to data conversion in which input signals of the analog signal domain or of the digital signal domain are sampled based on the corrected clock components and converted to the digital signal domain or the analog signal domain, respectively.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: April 30, 2019
    Assignee: AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) PTE. LTD.
    Inventors: Hyo Gyuem Rhew, Adesh Garg, Meisam Honarvar Nazari, Jiawen Zhang, Ali Nazemi, Jun Cao
  • Patent number: 10069508
    Abstract: Multiplexing circuitry and method for driving multiplexing circuits are provided. A circuit includes a multiplexer circuit having symmetrical data input paths driven by a half-rate clock signal and a first stage multiplexing circuit configured to provide input signals to the multiplexer circuit. The first stage multiplexing circuit is driven by quadrature clocks to generate time-shifted data.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: September 4, 2018
    Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.
    Inventors: Jiawen Zhang, Adesh Garg, Ali Nazemi, Jun Cao
  • Patent number: 10014877
    Abstract: A digital-to-analog converter (DAC) includes a plurality of segments, wherein the plurality of segments includes a first segment electronically coupled to each of the plurality of segments, wherein the first segment includes a predetermined number of most significant bits (MSB), a second segment electronically coupled to each of the plurality of segments, wherein the second segment includes a first predetermined number of least significant bits (LSB), and a third segment electronically coupled with each of the plurality of segments, wherein the third segment includes a second predetermined number of LSBs. Additionally, the DAC includes an all logic implementation.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: July 3, 2018
    Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.
    Inventors: Adesh Garg, Ali Nazemi, Jiawen Zhang, Burak Catli, Anand J. Vasani, Jun Cao, Jan Mulder, Jan Westra
  • Patent number: 9685969
    Abstract: A time-interleaved digital-to-analog converter (DAC) architecture is provided. The DAC architecture includes a multiplexer/encoder configured to receive a data signal and to generate a plurality of data streams based on the data signal. First and second DAC circuits receive respective first and second data streams of the plurality of data streams and selectively process the respective first and second data streams to generate a respective DAC output signal. The respective DAC output signals of the first and second DAC circuits are coupled together to provide an output signal of the DAC architecture.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: June 20, 2017
    Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.
    Inventors: Adesh Garg, Ali Nazemi, Anand Jitendra Vasani, Hyo Gyuem Rhew, Jiawen Zhang, Jun Cao, Meisam Honarvar Nazari, Afshin Momtaz, Tamer Ali
  • Patent number: D1031911
    Type: Grant
    Filed: March 12, 2024
    Date of Patent: June 18, 2024
    Inventor: Jiawen Zhang