Patents by Inventor Changming Jia

Changming Jia 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).

  • Laser array, laser light source and laser projection device
    Patent number: 10642138
    Abstract: A laser array including at least one line of lasers. The at least one line of lasers includes a first laser and a second laser which are adjacent to each other. A first laser beam emitted by the first laser and a second laser beam emitted by the second laser are both in a first color, and the first laser beam has a wavelength less than that of the second laser beam.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: May 5, 2020
    Assignees: QINGDAO HISENSE LASER DISPLAY CO., LTD., HISENSE USA CORP., HISENSE INTERNATIONAL CO., LTD.
    Inventors: Youliang Tian, Changming Jia
  • LASER ARRAY, LASER LIGHT SOURCE AND LASER PROJECTION DEVICE
    Publication number: 20190354000
    Abstract: A laser array including at least one line of lasers. The at least one line of lasers includes a first laser and a second laser which are adjacent to each other. A first laser beam emitted by the first laser and a second laser beam emitted by the second laser are both in a first color, and the first laser beam has a wavelength less than that of the second laser beam.
    Type: Application
    Filed: July 31, 2019
    Publication date: November 21, 2019
    Applicants: Qingdao Hisense Laser Display Co., Ltd., Hisense USA Corp., Hisense International Co., Ltd.
    Inventors: Youliang Tian, Changming Jia
  • Laser array, laser light source and laser projection device
    Patent number: 10416544
    Abstract: A laser array including at least one line of lasers. The at least one line of lasers includes a first laser and a second laser which are adjacent to each other. A first laser beam emitted by the first laser and a second laser beam emitted by the second laser are both in a first color, and the first laser beam has a wavelength less than that of the second laser beam.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: September 17, 2019
    Assignees: Qingdao Hisense Laser Display Co., Ltd., Hisense USA Corp., Hisense International Co., Ltd.
    Inventors: Youliang Tian, Changming Jia
  • Laser projection device
    Patent number: 10389968
    Abstract: A laser projection device may include a laser, an installing bracket and a sealing ring. A sidewall of the laser may include an annular groove. A laser installing opening may be included on the installing bracket and the laser may be fitted in the laser installing opening. The sealing ring may include an embedded portion and a curved portion. A first bevel chamfer may be formed on an outer side of the curved portion, and a second bevel chamfer may be formed between the top surface and an inner wall of the laser installing opening. The sealing ring may be located between the sidewall of the laser and the laser installing opening, and the first bevel chamfer and the second bevel chamfer fit together.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: August 20, 2019
    Assignee: Qindao Hisense Laser Display Co., Ltd.
    Inventors: Xianglai Pang, Changming Jia, Hongjie Fan, Fei Zhao, Zinan Zhou, Xiuyan Cao
  • LASER ARRAY, LASER LIGHT SOURE AND LASER PROJECTION DEVICE
    Publication number: 20190094673
    Abstract: A laser array including at least one line of lasers. The at least one line of lasers includes a first laser and a second laser which are adjacent to each other. A first laser beam emitted by the first laser and a second laser beam emitted by the second laser are both in a first color, and the first laser beam has a wavelength less than that of the second laser beam.
    Type: Application
    Filed: March 30, 2018
    Publication date: March 28, 2019
    Applicants: Qingdao Hisense Laser Display Co., Ltd., Hisense USA Corp., Hisense International Co., Ltd.
    Inventors: Youliang Tian, Changming Jia