Patents by Inventor Jieyou ZHAO

Jieyou ZHAO 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).

  • Readout circuit, signal quantizing method and device, and computer device
    Patent number: 11894857
    Abstract: Disclosed are a readout circuit, a signal quantizing method, a signal quantizing device, and a computer device. The readout circuit includes: a signal sampler, including a plurality of channels; a plurality of integrators, connected to the plurality of channels and having a one-to-one relationship with the plurality of channels; a signal processor, including a first operational amplifier, a sampling input of the first operational amplifier being connected to outputs of the plurality of integrators, respectively; and an analog-digital converter. An input of the analog-digital converter is connected to an output of the first operational amplifier.
    Type: Grant
    Filed: March 15, 2022
    Date of Patent: February 6, 2024
    Assignee: Shanghai United Imaging Microelectronics Technology Co., Ltd.
    Inventors: Rong Wu, Longheng Luo, Jieyou Zhao, Mingfeng Chen
  • READOUT CIRCUIT, SIGNAL QUANTIZING METHOD AND DEVICE, AND COMPUTER DEVICE
    Publication number: 20220209783
    Abstract: Disclosed are a readout circuit, a signal quantizing method, a signal quantizing device, and a computer device. The readout circuit includes: a signal sampler, including a plurality of channels; a plurality of integrators, connected to the plurality of channels and having a one-to-one releationship with the plurality of channels; a signal processor, including a first operational amplifier, a sampling input of the first operational amplifier being connected to outputs of the plurality of integrators, respectively; and an analog-digital converter. An input of the analog-digital converter is connected to an output of the first operational amplifier.
    Type: Application
    Filed: March 15, 2022
    Publication date: June 30, 2022
    Applicant: Shanghai United Imaging Microelectronics Technology Co., Ltd.
    Inventors: Rong WU, Longheng LUO, Jieyou ZHAO, Mingfeng CHEN
  • ANALOG-TO-DIGITAL CONVERSION CIRCUIT, ANALOG-TO-DIGITAL CONVERSION DEVICE, AND DIGITAL X-RAY IMAGING SYSTEM
    Publication number: 20220196855
    Abstract: Disclosed are an analog-to-digital conversion circuit, an analog-to-digital conversion device, and a digital x-ray imaging system. The analog-to-digital conversion circuit includes a first reference voltage source, a second reference voltage source, a first analog-to-digital converter connected to the first reference voltage source, a second analog-to-digital converter connected to the second reference voltage source, a connecting circuit connected to the first analog-to-digital converter and the second analog-to-digital converter, respectively, and a current source having negative temperature coefficient configured to be connected to the first reference voltage source and the second reference voltage source, respectively.
    Type: Application
    Filed: March 3, 2022
    Publication date: June 23, 2022
    Applicant: Shanghai United Imaging Microelectronics Technology Co., Ltd.
    Inventors: Rong WU, Jieyou ZHAO, Haichao ZHANG