Patents by Inventor Chung-Yung Tai

Chung-Yung Tai 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).

  • Patent number: 12158604
    Abstract: An optical film, an optical film set, a backlight module and a display device are provided. The optical film includes a main body, plural first prism structures and plural second prism structures. The main body has a first optical surface and a second optical surface. The first prism structures are disposed on the first optical surface. Each of the first prism structures extends along a first direction. The second prism structures are disposed on the second optical surface. Each of the second prism structures extends along a second direction. The first direction is different from the second direction.
    Type: Grant
    Filed: January 24, 2024
    Date of Patent: December 3, 2024
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Wei-Hsuan Chen, Chung-Yung Tai, Chun-Yi Wu
  • Publication number: 20240168217
    Abstract: An optical film, an optical film set, a backlight module and a display device are provided. The optical film includes a main body, plural first prism structures and plural second prism structures. The main body has a first optical surface and a second optical surface. The first prism structures are disposed on the first optical surface. Each of the first prism structures extends along a first direction. The second prism structures are disposed on the second optical surface. Each of the second prism structures extends along a second direction. The first direction is different from the second direction.
    Type: Application
    Filed: January 24, 2024
    Publication date: May 23, 2024
    Inventors: Wei-Hsuan CHEN, Chung-Yung TAI, Chun-Yi WU
  • Patent number: 11960111
    Abstract: An optical film, an optical film set, a backlight module and a display device are provided. The optical film includes a main body, plural first prism structures and plural second prism structures. The main body has a first optical surface and a second optical surface. The first prism structures are disposed on the first optical surface. Each of the first prism structures extends along a first direction. The second prism structures are disposed on the second optical surface. Each of the second prism structures extends along a second direction. The first direction is different from the second direction.
    Type: Grant
    Filed: November 16, 2022
    Date of Patent: April 16, 2024
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Wei-Hsuan Chen, Chung-Yung Tai, Chun-Yi Wu
  • Publication number: 20240004123
    Abstract: An optical film comprises a light incident side and a light emitting side opposite to the light incident side. A plurality of light incident microstructures are formed on the light incident side, and the light incident microstructures are tapered structures. According to the structural design of the light incident microstructures of the optical film, the light field of a light source can be expanded to achieve the purpose of emitting light at a specific angle. The invention also provides a backlight module and a display device including the optical film.
    Type: Application
    Filed: September 5, 2023
    Publication date: January 4, 2024
    Applicant: Radiant Opto-Electronics Corporation
    Inventors: Wei-Hsuan CHEN, Chung-Yung TAI, Wen-Hao CAI, Chun-Yi WU
  • Patent number: 11789192
    Abstract: A backlight module includes at least one optical film and a backlight unit. The optical film has a light incident side and a light emitting side opposite to the light incident side. A plurality of light incident microstructures are formed on the light incident side, and the light incident microstructures are tapered structures. The backlight unit is disposed on the light incident side of the optical film and includes a light source. According to the structural design of the light incident microstructures of the optical film, the light field of the light source can be expanded to achieve the purpose of emitting light at a specific angle. The invention also provides a display device including the backlight module.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: October 17, 2023
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Wei-Hsuan Chen, Chung-Yung Tai, Wen-Hao Cai, Chun-Yi Wu
  • Publication number: 20230194769
    Abstract: An optical film, an optical film set, a backlight module and a display device are provided. The optical film includes a main body, plural first prism structures and plural second prism structures. The main body has a first optical surface and a second optical surface. The first prism structures are disposed on the first optical surface. Each of the first prism structures extends along a first direction. The second prism structures are disposed on the second optical surface. Each of the second prism structures extends along a second direction. The first direction is different from the second direction.
    Type: Application
    Filed: November 16, 2022
    Publication date: June 22, 2023
    Inventors: Wei-Hsuan CHEN, Chung-Yung TAI, Chun-Yi WU
  • Publication number: 20230013893
    Abstract: A backlight module includes at least one optical film and a backlight unit. The optical film has a light incident side and a light emitting side opposite to the light incident side. A plurality of light incident microstructures are formed on the light incident side, and the light incident microstructures are tapered structures. The backlight unit is disposed on the light incident side of the optical film and includes a light source. According to the structural design of the light incident microstructures of the optical film, the light field of the light source can be expanded to achieve the purpose of emitting light at a specific angle. The invention also provides a display device including the backlight module.
    Type: Application
    Filed: June 29, 2022
    Publication date: January 19, 2023
    Applicant: Radiant Opto-Electronics Corporation
    Inventors: Wei-Hsuan CHEN, Chung-Yung TAI, Wen-Hao CAI, Chun-Yi WU
  • Patent number: 11106081
    Abstract: A light-emitting mechanism comprises at least one LED, an optical unit disposed on the LED, and at least one dimming unit disposed on the optical unit and corresponding to the LED. The dimming unit includes a shading component disposed directly above the corresponding LED, the size of the shading component is greater than or equal to the size of the LED below the shading component, and the adjacent shading components are not contact with each other. The invention also provides a backlight module including the light-emitting mechanism.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: August 31, 2021
    Assignees: RADIANT(GUANGZHOU) OPTO-ELECTRONICS CO., LTD, RADIANT OPTO-ELECTRONICS CORPORATION
    Inventors: Jui-Lin Chen, Pin-Hsun Lee, Pei-Ling Kao, Yuan-Jhang Chen, Wei-Hsuan Chen, Chung-Yung Tai
  • Publication number: 20200285111
    Abstract: A light-emitting mechanism comprises at least one LED, an optical unit disposed on the LED, and at least one dimming unit disposed on the optical unit and corresponding to the LED. The dimming unit includes a shading component disposed directly above the corresponding LED, the size of the shading component is greater than or equal to the size of the LED below the shading component, and the adjacent shading components are not contact with each other. The invention also provides a backlight module including the light-emitting mechanism.
    Type: Application
    Filed: May 22, 2020
    Publication date: September 10, 2020
    Inventors: Jui-Lin CHEN, Pin-Hsun LEE, Pei-Ling KAO, Yuan-Jhang CHEN, Wei-Hsuan CHEN, Chung-Yung TAI
  • Publication number: 20170023827
    Abstract: A reflective element is adapted for use in a backlight module, which includes a plurality of optical lens elements each being provided with a light emitting element. The reflective element includes a plurality of interconnecting reflective portions, each defining a through hole that is adapted for accommodating a corresponding one of the optical lens elements and a corresponding one of the light emitting elements, and being adapted for reflecting light incident from the corresponding one of the light emitting elements. A backlight module and a display device including the reflective element are also disclosed.
    Type: Application
    Filed: October 7, 2016
    Publication date: January 26, 2017
    Inventors: Chung-Yung TAI, Wei-Hsuan CHEN, Fong-Ming LIU
  • Publication number: 20090279306
    Abstract: A lighting apparatus is disclosed. The lighting apparatus comprises a casing, at least one light source and a microstructure cover. The light source is disposed on one side of the casing. The microstructure cover is mounted on the casing opposite to the reflective face thereof. The microstructure cover has a plurality of guiding micro-structures to guide light and a plurality of dispersing micro-structures to disperse light.
    Type: Application
    Filed: July 8, 2008
    Publication date: November 12, 2009
    Applicant: RADIANT OPTO-ELECTRONICS CORPORATION
    Inventors: Ying-Fu Wang, Yen-Chuan Chu, Yi-Jen Chiu, Chung-Yung Tai, Thung-Chi Wu
  • Publication number: 20060083020
    Abstract: A diffuser in a direct back light module comprised of multiple, minute, 3D conductors in staggered arrangement in the plate of the diffuser to permit the light passing through it to have multiple reflections in multiple directions and in turn the consistent diffusion for light source.
    Type: Application
    Filed: October 15, 2004
    Publication date: April 20, 2006
    Inventors: Chung-Yung Tai, Yi-Fang Lin, Yen Chu, Ying-Fu Wang