Patents by Inventor Chien Pang

Chien Pang 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: 12379524
    Abstract: An optical imaging lens assembly includes at least one optical lens element. The optical lens element includes an anti-reflective coating, and the anti-reflective coating is arranged on at least one surface of the optical lens element. The anti-reflective coating includes a high-low refractive coating and a gradient refractive coating, and the high-low refractive coating is arranged between the optical lens element and the gradient refractive coating. The high-low refractive coating includes at least one high refractive coating layer and at least one low refractive coating layer, which are stacked in alternations. The low refractive coating layer is in contact with the optical lens element. The gradient refractive coating includes a plurality of holes, and the holes away from the optical lens element are relatively larger than the holes close to the optical lens element.
    Type: Grant
    Filed: August 18, 2022
    Date of Patent: August 5, 2025
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Wen-Yu Tsai, Chien-Pang Chang, Cheng-Yu Tsai, Chun-Hung Teng, Kuo-Chiang Chu
  • Publication number: 20250244506
    Abstract: An imaging lens assembly includes an optical element and an anti-reflecting film. An imaging light passes through the optical element, and the optical element has a gate trace. The anti-reflecting film is disposed on at least portion of a surface of the optical element, and includes a nanostructure layer and an intermediate layer. The nanostructure layer includes a plurality of ridge-like protrusions extending non-directionally. The intermediate layer is disposed between the optical element and the nanostructure layer, and includes at least two first medium layers and at least one second medium layer, wherein a refractive index of the at least one second medium layer is different from a refractive index of each of the at least two first medium layers, and the at least one second medium layer is disposed between the at least two first medium layers.
    Type: Application
    Filed: January 14, 2025
    Publication date: July 31, 2025
    Inventors: Wen-Yu TSAI, Chen-Wei FAN, Ming-Ta CHOU, Chien-Pang CHANG, Kuo-Chiang CHU
  • Publication number: 20250228094
    Abstract: A display substrate and a display device are provided. In the display substrate, each sub-pixel group of the plurality of sub-pixel groups includes a first sub-pixel, and the first sub-pixel includes a first anode, the first anode includes a first main portion and a first connection electrode connected with the first main portion, a size of the first main portion in the first direction is larger than a size of the first main portion in the second direction, the first anode simultaneously overlaps with two adjacent signal line groups of the plurality of signal line groups, and the first connection electrode is connected with a pixel driving circuit corresponding to the first sub-pixel, the first connection electrode is located at located at an intermediate portion of an edge of the first main portion.
    Type: Application
    Filed: March 27, 2025
    Publication date: July 10, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ling SHI, Shiming SHI, Chien Pang HUANG, Hao ZHANG
  • Publication number: 20250228095
    Abstract: A display substrate and a display device are provided. In the display substrate, an orthographic projection of the first anode on the base substrate is overlapped with orthographic projections of X signal lines, an orthographic projection of the third anode on the base substrate is overlapped with orthographic projections of Y signal lines, and X is greater than Y, the first anode includes a first part, a second part, and a third part which are sequentially arranged in the first direction, the first part and the third part are located at two sides of the second part, the second part is closer to the base substrate than the first part and the third part, and the first part is overlapped with one signal line group, and the third part is overlapped with another one signal line group.
    Type: Application
    Filed: March 27, 2025
    Publication date: July 10, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ling SHI, Shiming SHI, Chien Pang HUANG, Hao ZHANG
  • Publication number: 20250208318
    Abstract: An imaging lens assembly module has an optical axis, and includes an optical element, an assembling element and a low-reflection thin film, wherein the optical axis passes through the optical element. The assembling element is configured to be assembled with the optical element. The low-reflection thin film is disposed on a part of surfaces of the assembling element, and includes a nanostructure layer and a nanostructure matching layer. The nanostructure layer includes a plurality of ridged protrusions, wherein the ridged protrusions are arranged irregularly. The nanostructure matching layer is disposed between the assembling element and the nanostructure layer, and includes at least two optically rarer medium layers and at least one optically denser medium layer. The at least one optically denser medium layer is stacked between the at least two optically rarer medium layers.
    Type: Application
    Filed: December 1, 2024
    Publication date: June 26, 2025
    Inventors: Wen-Yu TSAI, Lin-An CHANG, Ming-Ta CHOU, Chien-Pang CHANG, Kuo-Chiang CHU
  • Publication number: 20250194370
    Abstract: A display substrate and a display device are provided. In the display substrate, an orthographic projection of the first anode on the base substrate is overlapped with orthographic projections of X signal lines, an orthographic projection of the third anode on the base substrate is overlapped with orthographic projections of Y signal lines, and X is greater than Y, the first anode includes a first part, a second part, and a third part which are sequentially arranged in the first direction, the first part and the third part are located at two sides of the second part, the second part is closer to the base substrate than the first part and the third part, and the first part is overlapped with one signal line group, and the third part is overlapped with another one signal line group.
    Type: Application
    Filed: February 21, 2025
    Publication date: June 12, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ling SHI, Shiming SHI, Chien Pang HUANG, Hao ZHANG
  • Publication number: 20250167563
    Abstract: A charging method and a power system are provided. The power system includes multiple batteries, multiple charging integrated circuits respectively coupled to the multiple batteries, and a processor. The charging method is performed by the processor, and includes: obtaining multiple remaining capacities of the multiple batteries, respectively; selecting a battery from the multiple batteries that is lowest in remaining capacity as a target battery, and using a charging integrated circuit of the multiple charging integrated circuits that is coupled to the target battery as a target charging integrated circuit; and configuring the target charging integrated circuit to charge the target battery according to a first total power, and configuring each of the multiple charging integrated circuits other than the target charging integrated circuit to charge a corresponding one of the multiple batteries according to a second total power that is less than the first total power.
    Type: Application
    Filed: May 15, 2024
    Publication date: May 22, 2025
    Inventors: CHIEN-PANG YU, Chun-Chi Wang
  • Patent number: 12298538
    Abstract: A miniature optical lens assembly, which has at least one optical element, includes the optical element. The optical element includes a low reflection layer disposed on at least one surface of the optical element. The low reflection layer includes a plurality of nanocrystalline grains, and the nanocrystalline grains are located on one surface of the low reflection layer. The optical element is at least one of a light blocking element, an annular spacer element and a barrel element.
    Type: Grant
    Filed: August 3, 2021
    Date of Patent: May 13, 2025
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Kuo-Chiang Chu, Chien-Pang Chang, Chun-Hung Teng, Wen-Yu Tsai
  • Publication number: 20250147205
    Abstract: An optical lens assembly includes, from an object side to an image side, at least four optical lens elements. At least one of the at least four optical lens elements includes an anti-reflective coating. The at least one optical lens element including the anti-reflective coating is made of a plastic material. The anti-reflective coating is arranged on an object-side surface or an image-side surface of the at least one optical lens element including the anti-reflective coating. The anti-reflective coating includes at least one coating layer. One of the at least one coating layer at the outer of the anti-reflective coating is made of ceramics. The anti-reflective coating includes a plurality of holes, and sizes of the plurality of holes adjacent to the outer of the anti-reflective coating are larger than sizes of the plurality of holes adjacent to the inner of the anti-reflective coating.
    Type: Application
    Filed: January 9, 2025
    Publication date: May 8, 2025
    Inventors: Wen-Yu TSAI, Chien-Pang CHANG, Chi-Wei CHI, Wei-Fong HONG, Chun-Hung TENG, Kuo-Chiang CHU
  • Publication number: 20250138096
    Abstract: A battery detection circuit and a battery detection method are provided. The battery detection circuit includes battery gauge circuits and a processing circuit. The battery gauge circuits read battery information of batteries, and the battery information at least includes a current battery capacity, a current temperature and a current cell voltage. The processing circuit receives and processes the battery information, and performs: determining whether a battery temperature of any one of the batteries is greater than a designated temperature; if negative, determining whether the current cell voltage of any one of the batteries is lower than a designated voltage, and if affirmative, adjusting the corresponding current battery capacity to generate a reported battery capacity.
    Type: Application
    Filed: October 7, 2024
    Publication date: May 1, 2025
    Inventors: CHIEN-PANG YU, LI-SHING CHEN
  • Publication number: 20250130396
    Abstract: An imaging lens assembly has an optical axis and includes a plastic lens element set. The plastic lens element set includes two plastic lens elements and at least one anti-reflective layer. The two plastic lens elements, in order from an object side to an image side along the optical axis are a first plastic lens element and a second plastic lens element. The anti-reflective layer has a nanostructure and is disposed on at least one of an image-side surface of the first plastic lens element and an object-side surface of the second plastic lens element.
    Type: Application
    Filed: December 23, 2024
    Publication date: April 24, 2025
    Inventors: Chien-Pang CHANG, Wen-Yu TSAI, Lin-An CHANG, Ming-Ta CHOU, Kuo-Chiang CHU
  • Patent number: 12279488
    Abstract: A display substrate and a display device. The display substrate includes a plurality of sub-pixel groups and a plurality of signal line groups. The plurality of signal line groups are arranged along a first direction and are spaced apart from each other, each of the signal line groups includes at least one signal line, and the signal line extends along a second direction intersecting the first direction. Each of the sub-pixel groups includes a first sub-pixel, and the first sub-pixel includes a first anode and a first effective light-emitting region, the first anode includes a first main portion, and the first main portion at least partially overlaps with the first effective light-emitting region, a size of the first main portion in the first direction is larger than a size of the first main portion in the second direction, and the first anode overlaps with two adjacent signal line groups.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: April 15, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ling Shi, Shiming Shi, Chien Pang Huang, Hao Zhang
  • Publication number: 20250102778
    Abstract: An optical lens assembly includes at least two optical lens elements. At least one of the optical lens elements includes a long wavelength absorbing material, the optical lens element including the long wavelength absorbing material is made of a plastic material, and the long wavelength absorbing material is evenly mixed with the plastic material. At least one of the optical lens elements includes a long wavelength filter coating, the optical lens element including the long wavelength filter coating is made of a plastic material, and the long wavelength filter coating is arranged on an object-side surface or an image-side surface of the optical lens element. The long wavelength filter coating includes a plurality of high refractive index coating layers and a plurality of low refractive index coating layers, and the high refractive index coating layers and the low refractive index coating layers are stacked in alternations.
    Type: Application
    Filed: December 1, 2024
    Publication date: March 27, 2025
    Inventors: Chien-Pang CHANG, Pei-Chi CHANG, Chun-Hung TENG
  • Publication number: 20250077003
    Abstract: A roller module includes a scroll wheel, a magnetization member, a swinging element and a pole-reversible magnetic element. The magnetization member is synchronously rotated with the scroll wheel. The swinging element includes a pivotal part, a first magnetic element and a second magnetic element. The first magnetic element and the second magnetic element are movable by using the pivotal part as a rotation center. The pole-reversible magnetic element and the first magnetic element interact with each other. Consequently, the second magnetic element is close to or away from the magnetization member.
    Type: Application
    Filed: October 17, 2023
    Publication date: March 6, 2025
    Inventors: Chun-Nan Su, Chun-Che Wu, Chien-Pang Chien, Kai-Wen Lee, Li-Kuei Cheng
  • Patent number: 12235409
    Abstract: An optical lens assembly includes, from an object side to an image side, at least four optical lens elements. At least one of the at least four optical lens elements includes an anti-reflective coating. The at least one optical lens element including the anti-reflective coating is made of a plastic material. The anti-reflective coating is arranged on an object-side surface or an image-side surface of the at least one optical lens element including the anti-reflective coating. The anti-reflective coating includes at least one coating layer. One of the at least one coating layer at the outer of the anti-reflective coating is made of ceramics. The anti-reflective coating includes a plurality of holes, and sizes of the plurality of holes adjacent to the outer of the anti-reflective coating are larger than sizes of the plurality of holes adjacent to the inner of the anti-reflective coating.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: February 25, 2025
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Wen-Yu Tsai, Chien-Pang Chang, Chi-Wei Chi, Wei-Fong Hong, Chun-Hung Teng, Kuo-Chiang Chu
  • Patent number: 12235410
    Abstract: An optical lens assembly includes, from an object side to an image side, at least four optical lens elements. At least one of the at least four optical lens elements includes an anti-reflective coating. The at least one optical lens element including the anti-reflective coating is made of a plastic material. The anti-reflective coating is arranged on an object-side surface or an image-side surface of the at least one optical lens element including the anti-reflective coating. The anti-reflective coating includes at least one coating layer. One of the at least one coating layer at the outer of the anti-reflective coating is made of ceramics. The anti-reflective coating includes a plurality of holes, and sizes of the plurality of holes adjacent to the outer of the anti-reflective coating are larger than sizes of the plurality of holes adjacent to the inner of the anti-reflective coating.
    Type: Grant
    Filed: January 17, 2022
    Date of Patent: February 25, 2025
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Wen-Yu Tsai, Chien-Pang Chang, Chi-Wei Chi, Wei-Fong Hong, Chun-Hung Teng, Kuo-Chiang Chu
  • Publication number: 20250062634
    Abstract: A power management system and a power management method that are adapted to an electronic device are provided. The power management system includes an alternative current power supply, a first battery, a first charger, a second battery, a second charger, and a control circuit. The control circuit is electrically connected to the first charger and the second charger. The control circuit is configured to detect capacities of the first battery and the second battery, to set a first system power of the first charger as a first rated power, and to set a second system power of the second charger to be less than the first rated power. The control circuit enables a turbo boost mode of the first charger and disables a turbo boost mode of the second charger.
    Type: Application
    Filed: June 19, 2024
    Publication date: February 20, 2025
    Inventor: CHIEN-PANG YU
  • Publication number: 20250040630
    Abstract: A luminous garment includes a garment body, a logo element, a power source, a control module, and an operation interface. The garment body is wearable by a user. The logo element is arranged on the surface of the garment body to emit light upon receiving an electrical current flowing therethrough. The operation interface is arranged for operation by the user to generate an operation signal and transmit the operation signal to the control module. The control module is arranged to control, according to the operation signal, a light emission mode of the logo element.
    Type: Application
    Filed: February 8, 2024
    Publication date: February 6, 2025
    Inventors: Chien-Pang LEE, Luly Pei YANG
  • Patent number: 12216332
    Abstract: An imaging lens assembly has an optical axis and includes a plastic lens element set. The plastic lens element set includes two plastic lens elements and at least one anti-reflective layer. The two plastic lens elements, in order from an object side to an image side along the optical axis are a first plastic lens element and a second plastic lens element. The anti-reflective layer has a nanostructure and is disposed on at least one of an image-side surface of the first plastic lens element and an object-side surface of the second plastic lens element.
    Type: Grant
    Filed: December 8, 2021
    Date of Patent: February 4, 2025
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Chien-Pang Chang, Wen-Yu Tsai, Lin-An Chang, Ming-Ta Chou, Kuo-Chiang Chu
  • Patent number: 12196928
    Abstract: An optical lens assembly includes at least two optical lens elements. At least one of the optical lens elements includes a long wavelength absorbing material, the optical lens element including the long wavelength absorbing material is made of a plastic material, and the long wavelength absorbing material is evenly mixed with the plastic material. At least one of the optical lens elements includes a long wavelength filter coating, the optical lens element including the long wavelength filter coating is made of a plastic material, and the long wavelength filter coating is arranged on an object-side surface or an image-side surface of the optical lens element. The long wavelength filter coating includes a plurality of high refractive index coating layers and a plurality of low refractive index coating layers, and the high refractive index coating layers and the low refractive index coating layers are stacked in alternations.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: January 14, 2025
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Chien-Pang Chang, Pei-Chi Chang, Chun-Hung Teng