Patents by Inventor Cheng-Chieh Chang

Cheng-Chieh Chang 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: 12354132
    Abstract: A terminal includes one or more processors, and memory storing one or more computer programs configured to be executed by the one or more processors. The one or more computer programs include instructions for: displaying an analysis screen of a livestream associated with a selling item on a display; and displaying, on the analysis screen, a first object indicating a sales activity on a livestreamer side and a second object indicating reactions on viewers side together along a same time axis.
    Type: Grant
    Filed: October 16, 2023
    Date of Patent: July 8, 2025
    Assignee: 17LIVE Japan Inc.
    Inventors: Hao-Jung Lo, Chia-Yi Yang, Yu-Hsin Chiang, Cheng-Chieh Chang, Sheng-Yen Wang, Liang-Fang Tsai
  • Patent number: 12148873
    Abstract: A light emitting device including a substrate, a first pad, a second pad, a light emitting diode, a first connection structure, a second connection structure, and a patterned adhesive layer and a method for manufacturing the same are provided. The first pad and the second pad are located on the substrate. The light emitting diode includes a first semiconductor layer, a second semiconductor layer overlapping the first semiconductor layer, a first electrode and a second electrode. The first electrode and the second electrode are respectively connected to the first semiconductor layer and the second semiconductor layer. The first connection structure electrically connects the first electrode to the first pad. The second connection structure electrically connects the second electrode to the second pad. The patterned adhesive layer is located between the substrate and the light emitting diode and does not contact the first connection structure and the second connection structure.
    Type: Grant
    Filed: September 20, 2023
    Date of Patent: November 19, 2024
    Assignee: AUO Corporation
    Inventors: Fang-Cheng Yu, Cheng-Chieh Chang, Cheng-Yeh Tsai
  • Publication number: 20240320706
    Abstract: A terminal includes one or more processors, and memory storing one or more computer programs configured to be executed by the one or more processors. The one or more computer programs include instructions for: displaying an analysis screen of a livestream associated with a selling item on a display; and displaying, on the analysis screen, a first object indicating a sales activity on a livestreamer side and a second object indicating reactions on viewers side together along a same time axis.
    Type: Application
    Filed: October 16, 2023
    Publication date: September 26, 2024
    Inventors: Hao-Jung LO, Chia-Yi YANG, Yu-Hsin CHIANG, Cheng-Chieh CHANG, Sheng-Yen WANG, Liang-Fang TSAI
  • Publication number: 20240308200
    Abstract: A method for transferring an electronic component includes the steps of: providing a carrier, wherein a surface of the carrier is loaded with an electronic component; providing a substrate; allowing a side of the substrate to face an electronic component-loaded side of the carrier, and maintaining an appropriate distance between the carrier and the substrate; providing an energy source for projecting an energy beam; splitting the energy beam into at least two sub-beams; focusing the at least two sub-beams, such that projection paths of the sub-beams are not parallel to each other; adjusting a distance between the carrier and the energy source as needed; and irradiating appropriate points on the electronic component-free side of the carrier with the at least two sub-beams to allow the electronic component to be separated from the carrier and transferred to the substrate.
    Type: Application
    Filed: May 22, 2024
    Publication date: September 19, 2024
    Applicant: SKIILEUX ELECTRICITY INC.
    Inventors: SHENG-HSIANG YU, SHANG-WEI TSAI, TE-FU CHANG, CHENG-CHIEH CHANG
  • Patent number: 11956887
    Abstract: A board, including a first pad area, a second pad area, a first micro heater, a second micro heater, a first heater terminal pad, a second heater terminal pad, and a third heater terminal pad, is provided. The first pad area and the second pad area respectively include at least one pad. The first micro heater and the second micro heater are respectively disposed corresponding to the first pad area and the second pad area. The first heater terminal pad and the second heater terminal pad form a loop with the first micro heater by being electrically connected to an outside, so that the first micro heater generates heat. The second heater terminal pad and the third heater terminal pad form another loop with the second micro heater by being electrically connected to the outside, so that the second micro heater generates heat. A circuit board and a fixture are also provided.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: April 9, 2024
    Assignee: Skiileux Electricity Inc.
    Inventors: Shang-Wei Tsai, Cheng Chieh Chang, Te Fu Chang
  • Publication number: 20240006575
    Abstract: A light emitting device including a substrate, a first pad, a second pad, a light emitting diode, a first connection structure, a second connection structure, and a patterned adhesive layer and a method for manufacturing the same are provided. The first pad and the second pad are located on the substrate. The light emitting diode includes a first semiconductor layer, a second semiconductor layer overlapping the first semiconductor layer, a first electrode and a second electrode. The first electrode and the second electrode are respectively connected to the first semiconductor layer and the second semiconductor layer. The first connection structure electrically connects the first electrode to the first pad. The second connection structure electrically connects the second electrode to the second pad. The patterned adhesive layer is located between the substrate and the light emitting diode and does not contact the first connection structure and the second connection structure.
    Type: Application
    Filed: September 20, 2023
    Publication date: January 4, 2024
    Applicant: AUO Corporation
    Inventors: Fang-Cheng Yu, Cheng-Chieh Chang, Cheng-Yeh Tsai
  • Patent number: 11804583
    Abstract: A light emitting device including a substrate, a first pad, a second pad, a light emitting diode, a first connection structure, a second connection structure, and a patterned adhesive layer and a method for manufacturing the same are provided. The first pad and the second pad are located on the substrate. The light emitting diode includes a first semiconductor layer, a second semiconductor layer overlapping the first semiconductor layer, a first electrode and a second electrode. The first electrode and the second electrode are respectively connected to the first semiconductor layer and the second semiconductor layer. The first connection structure electrically connects the first electrode to the first pad. The second connection structure electrically connects the second electrode to the second pad. The patterned adhesive layer is located between the substrate and the light emitting diode and does not contact the first connection structure and the second connection structure.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: October 31, 2023
    Assignee: Au Optronics Corporation
    Inventors: Fang-Cheng Yu, Cheng-Chieh Chang, Cheng-Yeh Tsai
  • Patent number: 11742456
    Abstract: A chip-detecting method, a chip-detecting structure and a chip-carrying structure are provided. The chip-detecting method includes providing a chip-detecting structure including a plurality of micro heater groups, a chip-carrying structure for carrying a plurality of chips, and a plurality of soldering material groups disposed between the chip-carrying structure and the chip-detecting structure; placing the chip-carrying structure and the chip-detecting structure adjacent to each other, so that each of the soldering material groups simultaneously contact the chip-carrying structure and the chip-detecting structure; respectively curing the low-temperature soldering material groups by heating of the micro heater groups, so that the chips are electrically connected to the chip-detecting structure respectively through the low-temperature soldering material groups that have been cured; and then detecting the chips so as to divide the chips into a plurality of good chips and a plurality of bad chips.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: August 29, 2023
    Assignee: ASTI GLOBAL INC., TAIWAN
    Inventors: Chien-Shou Liao, Cheng-Chieh Chang
  • Publication number: 20230068211
    Abstract: A device for transferring electronic component, comprising: an energy source used to project an energy beam; a first frame used to carry a carrier loaded with electronic component; a second frame used to carry a substrate for receiving the aforesaid electronic component; a beam splitting element arranged between the first frame and the energy source; and a focusing device arranged between the first frame and the beam splitting element. The present invention also relates to a method of transferring electronic component. The device for transferring electronic component and the method for transferring electronic component of the present invention can be applied in the manufacturing process of display.
    Type: Application
    Filed: June 2, 2022
    Publication date: March 2, 2023
    Inventors: SHENG-HSIANG YU, SHANG-WEI TSAI, TE-FU CHANG, CHENG-CHIEH CHANG
  • Patent number: 11545472
    Abstract: A bi-directional optical module includes a substrate, at least one first light-emitting diode (LED), and at least one second LED. The first LED is disposed on a surface of the substrate. The first LED has a first reflection surface and a first light-outlet surface that are opposite to each other, and the first light-outlet surface is away from the substrate relative to the first reflection surface. The second LED is disposed on the same surface of the substrate. The second LED has a second reflection surface and a second light-outlet surface that are opposite to each other, and the second light-outlet surface is close to the substrate relative to the second reflection surface. The substrate has at least one light-transparent area that is not occupied by the first LED and the second LED.
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: January 3, 2023
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Ting-Wei Guo, Chen-Chi Lin, Pin-Miao Liu, Cheng-Chieh Chang, Ho-Cheng Lee, Wen-Wei Yang
  • Publication number: 20220377876
    Abstract: A board, including a first pad area, a second pad area, a first micro heater, a second micro heater, a first heater terminal pad, a second heater terminal pad, and a third heater terminal pad, is provided. The first pad area and the second pad area respectively include at least one pad. The first micro heater and the second micro heater are respectively disposed corresponding to the first pad area and the second pad area. The first heater terminal pad and the second heater terminal pad form a loop with the first micro heater by being electrically connected to an outside, so that the first micro heater generates heat. The second heater terminal pad and the third heater terminal pad form another loop with the second micro heater by being electrically connected to the outside, so that the second micro heater generates heat. A circuit board and a fixture are also provided.
    Type: Application
    Filed: January 27, 2022
    Publication date: November 24, 2022
    Applicant: Skiileux Electricity Inc.
    Inventors: Shang-Wei Tsai, Cheng Chieh Chang, Te Fu Chang
  • Publication number: 20220322519
    Abstract: A board, including a pad layer, a micro heater layer, and an insulating layer which are laminated, is provided. The pad layer includes a pad. The micro heater layer includes a micro heater. The micro heater is disposed corresponding to the pad. The insulating layer is located between the pad layer and the micro heater layer. A resistance value of the micro heater ranges from 10 ? to 500 ?. A circuit board is also provided.
    Type: Application
    Filed: December 3, 2021
    Publication date: October 6, 2022
    Applicant: Skiileux Electricity Inc.
    Inventors: Shang-Wei Tsai, Cheng Chieh Chang, Te Fu Chang
  • Publication number: 20210391516
    Abstract: A light emitting device including a substrate, a first pad, a second pad, a light emitting diode, a first connection structure, a second connection structure, and a patterned adhesive layer and a method for manufacturing the same are provided. The first pad and the second pad are located on the substrate. The light emitting diode includes a first semiconductor layer, a second semiconductor layer overlapping the first semiconductor layer, a first electrode and a second electrode. The first electrode and the second electrode are respectively connected to the first semiconductor layer and the second semiconductor layer. The first connection structure electrically connects the first electrode to the first pad. The second connection structure electrically connects the second electrode to the second pad. The patterned adhesive layer is located between the substrate and the light emitting diode and does not contact the first connection structure and the second connection structure.
    Type: Application
    Filed: November 20, 2020
    Publication date: December 16, 2021
    Applicant: Au Optronics Corporation
    Inventors: Fang-Cheng Yu, Cheng-Chieh Chang, Cheng-Yeh Tsai
  • Publication number: 20210384376
    Abstract: A chip-detecting method, a chip-detecting structure and a chip-carrying structure are provided. The chip-detecting method includes providing a chip-detecting structure including a plurality of micro heater groups, a chip-carrying structure for carrying a plurality of chips, and a plurality of soldering material groups disposed between the chip-carrying structure and the chip-detecting structure; placing the chip-carrying structure and the chip-detecting structure adjacent to each other, so that each of the soldering material groups simultaneously contact the chip-carrying structure and the chip-detecting structure; respectively curing the low-temperature soldering material groups by heating of the micro heater groups, so that the chips are electrically connected to the chip-detecting structure respectively through the low-temperature soldering material groups that have been cured; and then detecting the chips so as to divide the chips into a plurality of good chips and a plurality of bad chips.
    Type: Application
    Filed: June 8, 2021
    Publication date: December 9, 2021
    Inventors: CHIEN-SHOU LIAO, Cheng-Chieh Chang
  • Patent number: 11106130
    Abstract: A direct patterning method of touch panel is provided. A substrate having a display region and a peripheral region is provided. A periphery circuit having a bonding pad is disposed on the periphery region. A metal nanowire layer made of metal nanowires are disposed on the display region and the peripheral region. A photosensitive pre-cured layer is disposed on the metal nanowire layer. A photolithography process is performed, which includes exposing the pre-cured layer to define a removal area and a reserved area, and removing the pre-cured layer and the metal nanowire layer on the removal area using a developer solution to form a touch-sensing electrode disposed on the display region and to expose the bonding pad disposed on the periphery region. The touch sensing electrode made of the pre-cured layer and the metal nanowire layer is electrically connected to the periphery circuit.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: August 31, 2021
    Assignee: TPK Touch Solutions Inc.
    Inventors: Shan-Yu Wu, Chien-Hsien Yu, Chih-Min Chen, Wei-Na Cao, Cheng-Chieh Chang, Xue-Wei Wei, Zhi-Xiong Chen
  • Patent number: 10950175
    Abstract: A light emitting diode (LED) display panel includes a back plate and a pixel structure, which includes multiple pixels. Each pixel includes a reflector structure and two LEDs emitting light of a same color, all disposed on the back plate. The reflector structure of each pixel has a first reflective bank structure and a second reflective bank structure. The first reflective bank structure has a first bank opening. The second reflective bank structure has a second bank opening. The two LEDs are disposed within the first and second bank openings. The first bank opening has a first shape, and the second bank opening has a second shape, which is a mirror shape or a 180° symmetrical shape of the first shape. For each of the pixels, the first shape is a polygonal shape, and at least two corners of the first shape have an included angle less than 90°.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: March 16, 2021
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Wen-Wei Yang, Pin-Miao Liu, Cheng-Chieh Chang
  • Patent number: 10840158
    Abstract: A pixel structure includes at least one sub-pixel. The sub-pixel includes a substrate, a first micro light-emitting element, a repair micro light-emitting element, a first connecting line, a second connecting line, and a bridge pattern. The first micro light-emitting element is disposed on the substrate. The repair micro light-emitting element is disposed on the first micro light-emitting element and partially overlaps the first micro light-emitting element in a vertical direction of the substrate. The first connecting line is electrically connected to a first electrode of the first micro light-emitting element and a third semiconductor layer of the repair micro light-emitting element. The second connecting line is electrically connected to a second electrode of the first micro light-emitting element.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: November 17, 2020
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Ting-Wei Guo, Cheng-Chieh Chang, Chen-Chi Lin, Yi-Cheng Liu
  • Patent number: 10783826
    Abstract: A light emitting diode (LED) display panel includes a back plate and a pixel structure, which includes multiple pixels. Each pixel includes a reflector structure and two LEDs emitting light of a same color, all disposed on the back plate. The reflector structure of each pixel has a first reflective bank structure and a second reflective bank structure. The first reflective bank structure has a first bank opening. The second reflective bank structure has a second bank opening. The two LEDs are disposed within the first and second bank openings. The first bank opening has a first shape, and the second bank opening has a second shape, which is a mirror shape or a 180° symmetrical shape of the first shape. For each of the pixels, the first shape is a polygonal shape, and at least two corners of the first shape have an included angle less than 90°.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: September 22, 2020
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Wen-Wei Yang, Pin-Miao Liu, Cheng-Chieh Chang
  • Patent number: 10784426
    Abstract: A device substrate includes a receiving substrate, a micro light emitting element, a first wire, and a second wire is provided. The micro light emitting element is disposed on the receiving substrate. The micro light emitting element includes a first type semiconductor layer and a second type semiconductor layer. The first type semiconductor layer is disposed on the receiving substrate and has a first wire connecting surface away from the receiving substrate. The second type semiconductor layer is disposed on a part of the first type semiconductor layer and has a second wire connection surface away from the receiving substrate. The first wire is disposed on the first wire connection surface. The second wire is disposed on the second wire connection surface. A projection range of the first wire perpendicularly projected on the micro light emitting element and a projection range of the second wire perpendicularly projected on the micro light emitting element are at least partially overlap.
    Type: Grant
    Filed: May 27, 2019
    Date of Patent: September 22, 2020
    Assignee: Au Optronics Corporation
    Inventors: Wen-Wei Yang, Cheng-Chieh Chang, Cheng-Yeh Tsai
  • Publication number: 20200176425
    Abstract: A bi-directional optical module includes a substrate, at least one first light-emitting diode (LED), and at least one second LED. The first LED is disposed on a surface of the substrate. The first LED has a first reflection surface and a first light-outlet surface that are opposite to each other, and the first light-outlet surface is away from the substrate relative to the first reflection surface. The second LED is disposed on the same surface of the substrate. The second LED has a second reflection surface and a second light-outlet surface that are opposite to each other, and the second light-outlet surface is close to the substrate relative to the second reflection surface. The substrate has at least one light-transparent area that is not occupied by the first LED and the second LED.
    Type: Application
    Filed: February 7, 2020
    Publication date: June 4, 2020
    Inventors: Ting-Wei GUO, Chen-Chi LIN, Pin-Miao LIU, Cheng-Chieh CHANG, Ho-Cheng LEE, Wen-Wei YANG