Patents Assigned to CISTA SYSTEM CORP.
  • Patent number: 11843006
    Abstract: Provided are an image sensor with one or more image receivers for image switching, and an imaging system and method therefor. The image sensor includes an image sensor array to generate first image data for a first image; a receiver to receive, into the image sensor, second image data for a second image; an image selection circuit coupled to the image sensor array and the receiver to receive the first image data and the second image data and select one of the first image data and the second image data according to one or more image selection criteria and at least one of the first image data and the second image data; and a transmitter coupled to the image selection circuit to transmit the selected one of the first image data and the second image data from the image sensor.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: December 12, 2023
    Assignee: Cista System Corp.
    Inventors: Zhaojian Li, Jiangtao Pang
  • Patent number: 11678063
    Abstract: A high dynamic range sensing device is disclosed. The device includes an array of Bayer pattern units. Each of the Bayer pattern units comprises a plurality of pixels and each of the plurality of pixels comprises a plurality of photodiodes. At least one of the plurality of photodiodes in each pixel is configured to detect near infrared (NIR) light and at least one of the plurality of photodiodes in each of the plurality of pixels is configured to detect visible light.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: June 13, 2023
    Assignee: Cista System Corp.
    Inventors: Hirofumi Komori, Zhaojian Li
  • Patent number: 11569276
    Abstract: Provided are an image sensor with one or more image receivers for image switching, and an imaging system and method therefor. The image sensor includes an image sensor array to generate first image data for a first image; a receiver to receive, into the image sensor, second image data for a second image; an image selection circuit coupled to the image sensor array and the receiver to receive the first image data and the second image data and select one of the first image data and the second image data according to one or more image selection criteria and at least one of the first image data and the second image data; and a transmitter coupled to the image selection circuit to transmit the selected one of the first image data and the second image data from the image sensor.
    Type: Grant
    Filed: February 24, 2022
    Date of Patent: January 31, 2023
    Assignee: Cista System Corp.
    Inventors: Zhaojian Li, Jiangtao Pang
  • Patent number: 11418692
    Abstract: Provided are an image sensor with one or more image receivers for image combining, and an imaging system and method therefor. The image sensor includes an image sensor array to generate first image data for a first image; a receiver to receive, into the image sensor, second image data for a second image; an image combination circuit coupled to the image sensor array and the receiver to receive the first image data and the second image data and combine the first image data and the second image data into combined image data for a single combined image, according to one or more image combination criteria, and at least one of the first image data and the second image data; and a transmitter coupled to the image combination circuit to transmit the combined image data for the combined image from the image sensor.
    Type: Grant
    Filed: April 26, 2021
    Date of Patent: August 16, 2022
    Assignee: Cista System Corp.
    Inventors: Zhaojian Li, Jiangtao Pang
  • Patent number: 11322531
    Abstract: Provided are an image sensor with one or more image receivers for image switching, and an imaging system and method therefor. The image sensor includes an image sensor array to generate first image data for a first image; a receiver to receive, into the image sensor, second image data for a second image; an image selection circuit coupled to the image sensor array and the receiver to receive the first image data and the second image data and select one of the first image data and the second image data according to one or more image selection criteria and at least one of the first image data and the second image data; and a transmitter coupled to the image selection circuit to transmit the selected one of the first image data and the second image data from the image sensor.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: May 3, 2022
    Assignee: Cista System Corp.
    Inventors: Zhaojian Li, Jiangtao Pang
  • Patent number: 11272134
    Abstract: A system is provided for generating a ramping signal. The system includes a plurality of storage circuits each including an input and an output. The output of a previous storage circuit is connected to the input of a next storage circuit. The storage circuits are configured to propagate a first enable signal based on a first control signal. The system also includes a plurality of first current generating circuits. Each first current generating circuit is coupled to the output of a corresponding storage circuit to receive the propagated first enable signal. The first current generating circuits are configured to generate a first current signal based on the propagated first enable signal.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: March 8, 2022
    Assignee: Cista System Corp.
    Inventors: Dennis Tunglin Lee, Guangbin Zhang
  • Patent number: 11032460
    Abstract: Provided are an image sensor with one or more image receivers for image combining, and an imaging system and method therefor. The image sensor includes an image sensor array to generate first image data for a first image; a receiver to receive, into the image sensor, second image data for a second image; an image combination circuit coupled to the image sensor array and the receiver to receive the first image data and the second image data and combine the first image data and the second image data into combined image data for a single combined image, according to one or more image combination criteria, and at least one of the first image data and the second image data; and a transmitter coupled to the image combination circuit to transmit the combined image data for the combined image from the image sensor.
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: June 8, 2021
    Assignee: Cista System Corp.
    Inventors: Zhaojian Li, Jiangtao Pang
  • Patent number: 10992893
    Abstract: A system is provided for generating a ramping signal. The system includes a plurality of storage circuits each including an input and an output. The output of a previous storage circuit is connected to the input of a next storage circuit. The storage circuits are configured to propagate a first enable signal based on a first control signal. The system also includes a plurality of first current generating circuits. Each first current generating circuit is coupled to the output of a corresponding storage circuit to receive the propagated first enable signal. The first current generating circuits are configured to generate a first current signal based on the propagated first enable signal.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: April 27, 2021
    Assignee: Cista System Corp.
    Inventors: Dennis Tunglin Lee, Guangbin Zhang
  • Patent number: 10986316
    Abstract: A high dynamic range sensing device is disclosed. The device may comprise an array of Bayer-pattern units of color filters, each of the color filters corresponding to a pixel of the sensing device, and each of the color filters overlapping with a plurality of photodiodes.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: April 20, 2021
    Assignee: Cista System Corp.
    Inventors: Hirofumi Komori, Dennis Tunglin Lee, Guangbin Zhang, Jingzhou Zhang
  • Patent number: 10892287
    Abstract: Provided are an image sensor with one or more image receivers for image switching, and an imaging system and method therefor. The image sensor includes an image sensor array to generate first image data for a first image; a receiver to receive, into the image sensor, second image data for a second image; an image selection circuit coupled to the image sensor array and the receiver to receive the first image data and the second image data and select one of the first image data and the second image data according to one or more image selection criteria and at least one of the first image data and the second image data; and a transmitter coupled to the image selection circuit to transmit the selected one of the first image data and the second image data from the image sensor.
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: January 12, 2021
    Assignee: Cista System Corp.
    Inventors: Zhaojian Li, Jiangtao Pang
  • Patent number: 10868971
    Abstract: A high dynamic range sensing device is disclosed. The device includes an array of Bayer pattern units. Each of the Bayer pattern units comprises a plurality of pixels and each of the plurality of pixels comprises a plurality of photodiodes. At least one of the plurality of photodiodes in each pixel is configured to detect near infrared (NIR) light and at least one of the plurality of photodiodes in each of the plurality of pixels is configured to detect visible light.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: December 15, 2020
    Assignee: Cista System Corp.
    Inventors: Hirofumi Komori, Zhaojian Li
  • Patent number: 10741602
    Abstract: An image sensor including at least one pixel for collecting charge in its photodiode is provided. The image sensor comprises: a substrate having a first surface on a front side and a second surface on a back side, a photodetector formed in the silicon substrate and having a light-receiving surface on the second surface, and a first layer with positive charges disposed on the second surface, the first layer being configured to form an electron accumulation region at the light-receiving surface of the photodetector for suppressing a dark current at a back side interface of the image sensor. A method for fabricating an image sensor including a first layer with positive charges is also provided.
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: August 11, 2020
    Assignee: Cista System Corp.
    Inventors: Hirofumi Komori, Jingyi Bai
  • Patent number: 10698142
    Abstract: A multispectral sensing device is disclosed. The sensing device may comprise an array of pixel units. Each of the pixel units may comprise four pixels in a two by two configuration. Each of the pixels may comprise a plurality of sub-pixels. Each of the pixel units may include at least one pixel that includes at least two sub-pixels configured to detect light of different wavelengths.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: June 30, 2020
    Assignee: Cista System Corp.
    Inventors: Zhaojian Li, Hirofumi Komori
  • Patent number: 10638054
    Abstract: A high dynamic range sensing device is disclosed. The device includes an array of Bayer pattern units. Each of the Bayer pattern units comprises a plurality of pixels and each of the plurality of pixels comprises a plurality of photodiodes. At least one of the plurality of photodiodes in each pixel is configured to detect near infrared (NIR) light and at least one of the plurality of photodiodes in each of the plurality of pixels is configured to detect visible light.
    Type: Grant
    Filed: January 25, 2017
    Date of Patent: April 28, 2020
    Assignee: Cista System Corp.
    Inventors: Hirofumi Komori, Zhaojian Li
  • Patent number: 10444415
    Abstract: A multispectral sensing device is disclosed. The sensing device may comprise an array of pixel units. Each of the pixel units may comprise four pixels in a two by two configuration. Each of the pixels may comprise a plurality of sub-pixels. Each of the pixel units may include at least one pixel that includes at least two sub-pixels configured to detect light of different wavelengths.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: October 15, 2019
    Assignee: Cista System Corp.
    Inventors: Zhaojian Li, Hirofumi Komori
  • Patent number: 10440303
    Abstract: A system is provided for generating a ramping signal. The system includes a plurality of storage circuits each including an input and an output. The output of a previous storage circuit is connected to the input of a next storage circuit. The storage circuits are configured to propagate a first enable signal based on a first control signal. The system also includes a plurality of first current generating circuits. Each first current generating circuit is coupled to the output of a corresponding storage circuit to receive the propagated first enable signal. The first current generating circuits are configured to generate a first current signal based on the propagated first enable signal.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: October 8, 2019
    Assignee: Cista System Corp.
    Inventors: Dennis Tunglin Lee, Guangbin Zhang
  • Patent number: 10306191
    Abstract: A high dynamic range sensing device is disclosed. The device may comprise an array of Bayer-pattern units of color filters, each of the color filters corresponding to a pixel of the sensing device, and each of the color filters overlapping with a plurality of photodiodes.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: May 28, 2019
    Assignee: Cista System Corp.
    Inventors: Hirofumi Komori, Dennis Tunglin Lee, Guangbin Zhang, Jingzhou Zhang
  • Patent number: 10284802
    Abstract: A system and method is provided for image sensing. The image sensing system includes a comparator for comparing an input signal representing a sensed light signal from at least one pixel of the image sensing system and a reference signal. The comparator includes at least one digital transistor.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: May 7, 2019
    Assignee: Cista System Corp.
    Inventor: Guangbin Zhang
  • Patent number: 10134037
    Abstract: The present application relates to a multimedia data capture and processing (C&P) device. In an example, the multimedia data C&P device comprises a multimedia sensor configured to capture a first multimedia data; and a device processor configured to obtain a preset information, and generate a second multimedia data according to the first multimedia data and the preset information, at least a part of the second multimedia data presenting the preset information. The present application also relates to a user terminal and multimedia data processing server.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: November 20, 2018
    Assignee: CISTA SYSTEM CORP.
    Inventors: Guangbin Zhang, Jiangtao Pang
  • Patent number: 10043844
    Abstract: A device for generating a ramp signal with a changing slope is disclosed. The device may comprise a processor configured to generate a variable signal. The device may also comprise a phase-locked loop (PLL) circuit configured to receive the variable signal and a reference clock signal, generate a changing ramp clock signal based on the variable signal and the reference clock signal, and output the generated changing ramp clock signal as an input of an analog-to-digital-converter (ADC) circuit.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: August 7, 2018
    Assignee: Cista System Corp.
    Inventors: Wenhao Qiao, Guangbin Zhang, Dennis Tunglin Lee