Patents by Inventor Likai Deng

Likai Deng 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: 20190366332
    Abstract: The present disclosure provides a microfluidic device, a driving method thereof and a microfluidic system. The microfluidic device includes a first substrate and a second substrate disposed opposite to each other, and a microcavity provided between the first and second substrates for accommodating droplets. The microfluidic device further includes at least one ultrasonic layer provided between the first and second substrates. The at least one ultrasonic layer includes a plurality of ultrasonic sensors configured to perform at least one of detection operation and driving operation to the droplets accommodated in the microcavity.
    Type: Application
    Filed: March 4, 2019
    Publication date: December 5, 2019
    Inventors: Ping ZHANG, Haisheng WANG, Xiaoliang DING, Wei LIU, Xueyou CAO, Pengpeng WANG, Yanling HAN, Jiabin WANG, Yangbing LI, ChihJen CHENG, Likai DENG
  • Patent number: 10374115
    Abstract: A microfluidic system includes a liquid drop accommodation space, an array of photosensitivity detection circuits and an array of driving circuits between an upper substrate and a lower substrate. Each photosensitivity detection circuit includes a photosensitive transistor and a first gating transistor. The photosensitive transistor has a gate electrode coupled to a first scan signal line, a source electrode coupled to a first power supply voltage signal line, and a drain electrode coupled to a source electrode of the first gating transistor. The first gating transistor has a gate electrode coupled to a second scan signal line, and a drain electrode coupled to a read signal line. Each driving circuit includes a driving transistor and a driving electrode. The driving transistor has a gate electrode coupled to a third scan signal line, a source electrode coupled to a data signal line, and a drain electrode coupled to the driving electrode.
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: August 6, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueyou Cao, Xue Dong, Haisheng Wang, Xiaoliang Ding, Yingming Liu, Yanling Han, Yuzhen Guo, Pengpeng Wang, Chihjen Cheng, Ping Zhang, Wei Liu, Likai Deng, Yangbing Li
  • Publication number: 20190097076
    Abstract: A microfluidic system includes a liquid drop accommodation space, an array of photosensitivity detection circuits and an array of driving circuits between an upper substrate and a lower substrate. Each photosensitivity detection circuit includes a photosensitive transistor and a first gating transistor. The photosensitive transistor has a gate electrode coupled to a first scan signal line, a source electrode coupled to a first power supply voltage signal line, and a drain electrode coupled to a source electrode of the first gating transistor. The first gating transistor has a gate electrode coupled to a second scan signal line, and a drain electrode coupled to a read signal line. Each driving circuit includes a driving transistor and a driving electrode. The driving transistor has a gate electrode coupled to a third scan signal line, a source electrode coupled to a data signal line, and a drain electrode coupled to the driving electrode.
    Type: Application
    Filed: May 4, 2018
    Publication date: March 28, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueyou CAO, Xue DONG, Haisheng WANG, Xiaoliang DING, Yingming LIU, Yanling HAN, Yuzhen GUO, Pengpeng WANG, Chihjen CHENG, Ping ZHANG, Wei LIU, Likai DENG, Yangbing LI
  • Publication number: 20190092623
    Abstract: A droplet control and detection device and an operating method thereof are provided. The droplet control and detection device includes: a light source; a first electrode; a second electrode; a droplet arranged on a light-exiting side of the light source, where the droplet is movable under the effect of an electric field formed between the first electrode and the second electrode; a photoelectric detection structure configured to detect light emitted by the light source and reflected by the droplet; and a processing circuit configured to obtain droplet information according to a detection result of the photoelectric detection structure and control an electrical signal applied on the first electrode and the second electrode according to the droplet information.
    Type: Application
    Filed: March 27, 2018
    Publication date: March 28, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang DING, Xue DONG, Haisheng WANG, Yingming LIU, Xueyou CAO, Yuzhen GUO, Ping ZHANG, Pengpeng WANG, Yanling HAN, Chihjen CHENG, Likai DENG, Yangbing LI
  • Publication number: 20190070602
    Abstract: A microfluidic system and method are disclosed. The microfluidic system includes: a first base substrate; a second base substrate opposite to the first base substrate; a first electrode on a side of the first base substrate close to the second base substrate; and a second electrode on a side of the second base substrate close to the first base substrate, the first base substrate and the second base substrate forms a cell, the cell is configured to receive a liquid to be detected, the first electrode and the second electrode are configured to drive the liquid to be detected during a first time period, and output a capacitance signal between the first electrode and the second electrode during a second time period.
    Type: Application
    Filed: April 18, 2018
    Publication date: March 7, 2019
    Inventors: Yanling Han, Xue Dong, Haisheng Wang, Xiaoliang Ding, Yingming Liu, Yuzhen Guo, Xueyou Cao, Ping Zhang, Pengpeng Wang, Chih Jen Cheng, Wei Liu, Yangbing Li, Likai Deng