Patents by Inventor Jui Chang

Jui 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: 11531258
    Abstract: A light source module configured to provide a light beam along a first direction is provided. The light source module includes first to third light source groups and first to fourth beam-combining devices, wherein each of a light exiting surface of the first light source group and a light exiting surface of the third light source group is not parallel to a light exiting surface of the second light source group. An emitted light of the first light source group is transmitted along the first direction after being reflected by the first and second beam-combining devices. An emitted light of the third light source group is transmitted along the first direction after being reflected by the third and fourth beam-combining devices. An emitted light of the second light source group is transmitted along the first direction and passes through the first and third beam-combining devices.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: December 20, 2022
    Assignee: Coretronic Corporation
    Inventor: Jui Chang
  • Patent number: 11519092
    Abstract: A surface-treated copper foil includes a treating surface, and a peak extreme height (Sxp) of the treating surface being in a range of 0.4-2.5 ?m, where the hysteresis loop of the surface-treated copper foil includes a first magnetization and a second magnetization when the magnetic field strength of the hysteresis loop is zero, and the absolute difference between the value of the first magnetization and the value of the second magnetization is in a range of 20-1200 emu/m3.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: December 6, 2022
    Assignee: CHANG CHUN PETROCHEMICAL CO., LTD.
    Inventors: Ting-Chun Lai, Yao-Sheng Lai, Jui-Chang Chou
  • Publication number: 20220384251
    Abstract: Methods of forming semiconductor devices are provided. The methods include: forming a trench in a substrate, wherein the trench includes a defect protruding from a bottom surface of the trench; forming a flowable material on the substrate to at least partially cover the defect; performing an etching process to reduce the height of the defect; and removing the flowable material.
    Type: Application
    Filed: May 26, 2021
    Publication date: December 1, 2022
    Applicant: Vanguard International Semiconductor Corporation
    Inventors: I-Ping LEE, Kwang-Ming LIN, Chih-Cherng LIAO, Ya-Huei KUO, Pei-Yu CHANG, Ya-Ting CHANG, Tsung-Hsiung LEE, Zheng-Xian WU, Kai-Chuan KAN, Yu-Jui CHANG, Yow-Shiuan LIU
  • Publication number: 20220367591
    Abstract: Provided is a display panel, including a substrate, multiple pixel circuits, an insulating layer, multiple first electrodes, a first isolation structure, and a second isolation structure. The pixel circuits are located on the substrate. The insulating layer is located on the pixel circuits and has multiple through holes. The first electrodes are located on the insulating layer and are respectively electrically connected to the pixel circuits through the through holes. The first isolation structure is located on the insulating layer and overlaps the through holes. The second isolation structure includes multiple separating parts and multiple cover parts. The separating parts and the first isolation structure at least partially overlap, and the cover parts respectively overlap the through holes and the first isolation structure.
    Type: Application
    Filed: November 5, 2021
    Publication date: November 17, 2022
    Applicant: Au Optronics Corporation
    Inventors: Kuo-Jui Chang, Wen-Tai Chen, Chi-Sheng Chiang, Yu-Chuan Liao, Chien-Sen Weng, Ming-Wei Sun
  • Patent number: 11500798
    Abstract: The disclosure provides a data transmission device. The data transmission device includes a storage medium, a processor and a communication interface. The storage medium is configured to store a plurality of applications. The processor is coupled to the storage media and configured to determine a host application among the plurality of applications, where the host application includes a software development kit (SDK) program, and executes the SDK program of the host application to request behavior data of the plurality of applications. The communication interface is coupled to the processor and is configured to transmit the behavior data to a server.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: November 15, 2022
    Assignee: ASUSTEK COMPUTER INC.
    Inventors: I-Heng Wu, Chang-Hsien Wang, Yang-Jui Chang
  • Patent number: 11492718
    Abstract: An electrodeposited copper foil includes a bulk copper foil. When a weight of the electrodeposited copper foil is increased to 105.0 wt % during a thermogravimetric analysis (TGA) performed on the electrodeposited copper foil at a heating rate of 5° C./min and an air flow rate of 95 mL/min, a heating temperature of the TGA is defined as T105.0 wt % and in a range of 550° C. to 750° C.
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: November 8, 2022
    Assignee: CHANG CHUN PETROCHEMICAL CO., LTD.
    Inventors: Yao-Sheng Lai, Jui-Chang Chou
  • Publication number: 20220320740
    Abstract: An electronic device and an antenna feeding module are provided. The electronic device includes a metal housing and an antenna feeding module. The metal housing is provided with a slot with an opening end and a closed end. The antenna feeding module includes a carrier board and a feeding circuit. The feeding circuit includes a feeding element and a radiating element. The radiating element includes a coupling portion, a radiating branch and a feeding portion. There is a coupling gap between the coupling portion and the metal housing, and the coupling gap is less than 0.5 times the width of the slot. The feeding circuit is used to excite the metal housing, so that the metal housing and the radiating element generate a first resonance path with a first resonance mode and a second resonance path with a second resonance mode.
    Type: Application
    Filed: August 17, 2021
    Publication date: October 6, 2022
    Inventors: HSUAN-JUI CHANG, YUN-TSAN LEE, CHIA-HAO CHANG
  • Publication number: 20220319982
    Abstract: An IC structure comprises a first transistor formed on a substrate, a first interconnect structure over the first transistor, a dielectric layer over the first interconnect structure, a plurality of 2D semiconductor islands on the dielectric layer, and a plurality of second transistors formed on the plurality of 2D semiconductor islands.
    Type: Application
    Filed: August 23, 2021
    Publication date: October 6, 2022
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL YANG MING CHIAO TUNG UNIVERSITY
    Inventors: Chenming HU, Shu-Jui CHANG, Chen-Han CHOU, Yen-Teng HO, Chia-Hsing WU, Kai-Yu PENG, Cheng-Hung SHEN
  • Patent number: 11450719
    Abstract: An organic light-emitting panel, including a substrate, a planarization layer, a reflective layer and a bank layer, is provided. The substrate has a display region and a periphery region beside the display region. The planarization layer is disposed on the substrate and has an indentation. The reflective layer is disposed on the planarization layer. The reflective layer is formed along a sidewall of the indentation. The bank layer is disposed on the planarization layer, covers the indentation, and has a periphery taper surface. The indentation is adjacent to the periphery taper surface and is closer to the display region than the periphery taper surface. A fabrication method of the above organic light-emitting panel is also provided.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: September 20, 2022
    Assignee: Au Optronics Corporation
    Inventors: Kuo-Jui Chang, Chien-Sen Weng, Ming-Wei Sun
  • Publication number: 20220289822
    Abstract: Provided herein are IL-21 prodrugs and methods of making and using thereof for stimulating the immune system, or treating cancer or an infectious disease.
    Type: Application
    Filed: August 21, 2020
    Publication date: September 15, 2022
    Applicant: ASKGENE PHARMA, INC.
    Inventors: Yuefeng LU, Chunxiao YU, Liqin LIU, Jian-Feng (Jeff) LU, Jui Chang (Ray) CHUANG
  • Publication number: 20220262875
    Abstract: A display panel includes a substrate, a first isolation structure, a second isolation structure and a plurality of light emitting structures. The first isolation structure is disposed on the substrate and includes a plurality of through holes. The second isolation substrate is laminated on the first isolation substrate and fills up the plurality of through holes of the first isolation substrate. The plurality of light emitting structures are disposed on the substrate and are isolated from each other via the second isolation structure.
    Type: Application
    Filed: July 26, 2021
    Publication date: August 18, 2022
    Applicant: Au Optronics Corporation
    Inventors: Kuo-Jui Chang, Wen-Tai Chen, Chi-Sheng Chiang, Chien-Sen Weng, Ming-Wei Sun
  • Publication number: 20220254682
    Abstract: Implementations of the present disclosure provide methods for preventing contact damage or oxidation after via/trench opening formation. In one example, the method includes forming an opening in a structure on the substrate to expose a portion of a surface of an electrically conductive feature, and bombarding a surface of a mask layer of the structure using energy species formed from a plasma to release reactive species from the mask layer, wherein the released reactive species form a barrier layer on the exposed surface of the electrically conductive feature.
    Type: Application
    Filed: April 27, 2022
    Publication date: August 11, 2022
    Inventors: Bo-Jhih Shen, Yi-Wei Chiu, Hung Jui Chang
  • Patent number: 11408720
    Abstract: A method for measuring thickness of dielectric layer in circuit board includes the following steps: First, circuit board including dielectric layer and circuit layers is provided. The dielectric layer is between the circuit layers, and the circuit board further includes test area including test pattern and through hole. The test pattern includes first conductor and second conductors. The distance between the side of the through hole and the second conductor is less than the distance between the side of the through hole and the first conductor. Next, measuring device including conductive pin and sensing element is provided. Next, the conductive pin is powered, and one end of the conductive pin is electrically connected to the second conductor. Next, the sensing element is moved along the through hole to obtain sensing curve, and the thickness of the dielectric layer is calculated via variations of the sensing curve.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: August 9, 2022
    Assignee: Unimicron Technology Corporation
    Inventors: Cheng-Jui Chang, Hung-Lin Chang, Jeng-Wey Chiang
  • Patent number: 11408799
    Abstract: A method for measuring a thickness of a dielectric layer in a circuit board is provided. The method for measuring the thickness of the dielectric layer includes the following steps. First, a circuit board including at least one dielectric layer and at least two circuit layers is provided. The dielectric layer is between the circuit layers, and the circuit board further includes a test area including a test pattern and a through hole. The test pattern includes at least two metal layers. Next, a measuring device including a main body, at least one light source and a lens module is provided. When the main body is moved into the through hole, the light source emits light to the dielectric layer and the metal layer, and the lens module shoots the dielectric layer and the metal layer to form a captured image. The thickness of the dielectric layer is obtained via the captured image.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: August 9, 2022
    Assignee: Unimicron Technology Corporation
    Inventors: Cheng-Jui Chang, Hung-Lin Chang
  • Publication number: 20220246599
    Abstract: An integrated circuit (IC) device includes a functional circuit electrically coupled to a first power supply node and operable by a first power supply voltage on the first power supply node, and a power control circuit including a first transistor and a second transistor of different types. The first transistor includes a gate terminal configured to receive a control signal, a first terminal electrically coupled to the first power supply node, and a second terminal electrically coupled to a second power supply node. The second transistor includes a gate terminal configured to receive the control signal, and first and second terminals configured to receive a predetermined voltage. The first transistor is configured to, in response to the control signal, connect or disconnect the first and second power supply nodes to provide or cutoff power supply to the functional circuit.
    Type: Application
    Filed: April 15, 2021
    Publication date: August 4, 2022
    Inventors: Yi-Jui CHANG, Jung-Chan YANG
  • Patent number: 11402407
    Abstract: A positionable probe card includes a space transformer, a plurality of positioning pins, and a probe head. The space transformer includes a space transforming substrate, the space transforming substrate includes a plurality of apertures, and the positioning pins are respectively fixed in the apertures. The probe head includes a plurality of positioning holes, and the positioning pins are respectively inserted into corresponding positioning holes. In addition, a method of manufacturing a positionable probe card is also disclosed herein.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: August 2, 2022
    Assignee: MPI Corporation
    Inventors: Zhi-Wei Su, Tzung-Je Tzeng, Wen-Chi Chen, Huo-Kang Hsu, Hsueh-Chih Wu, Sheng-Wei Lin, Chin-Yi Lin, Che-Wei Lin, Jian-Kai Hong, Shu-Jui Chang
  • Publication number: 20220221263
    Abstract: An electromagnetic measuring probe device for measuring a thickness of a dielectric layer of a circuit board and a method thereof are disclosed. The circuit board has at least one dielectric layer, at least two conductive layers and a test area. The test area has a test pattern and a through hole. The electromagnetic measuring probe device has a probe-measuring unit, an external conductive element, plural magnetic powder groups, and a maintaining unit. The probe-measuring unit has a transparent tube and an internal conductive pin. The external conductive element electrically connects with the test pattern. The conductive layers and the internal conductive pin generate a magnetic field while the probe-measuring unit enters into the through hole. The magnetic powder groups magnetically attracted are gathered to positions corresponding to thickness-range positions of the conductive layers and held by the maintaining unit, thus a gap between the two dielectric layers is obtained.
    Type: Application
    Filed: March 23, 2021
    Publication date: July 14, 2022
    Inventors: Cheng-Jui Chang, Hung-Lin Chang
  • Publication number: 20220221262
    Abstract: A method for measuring thickness of dielectric layer in circuit board includes the following steps: First, circuit board including dielectric layer and circuit layers is provided. The dielectric layer is between the circuit layers, and the circuit board further includes test area including test pattern and through hole. The test pattern includes first conductor and second conductors. The distance between the side of the through hole and the second conductor is less than the distance between the side of the through hole and the first conductor. Next, measuring device including conductive pin and sensing element is provided. Next, the conductive pin is powered, and one end of the conductive pin is electrically connected to the second conductor. Next, the sensing element is moved along the through hole to obtain sensing curve, and the thickness of the dielectric layer is calculated via variations of the sensing curve.
    Type: Application
    Filed: March 23, 2021
    Publication date: July 14, 2022
    Inventors: Cheng-Jui Chang, Hung-Lin Chang, Jeng-Wey Chiang
  • Publication number: 20220221370
    Abstract: A method for measuring a thickness of a dielectric layer in a circuit board is provided. The method for measuring the thickness of the dielectric layer includes the following steps. First, a circuit board including at least one dielectric layer and at least two circuit layers is provided. The dielectric layer is between the circuit layers, and the circuit board further includes a test area including a test pattern and a through hole. The test pattern includes at least two metal layers. Next, a measuring device including a main body, at least one light source and a lens module is provided. When the main body is moved into the through hole, the light source emits light to the dielectric layer and the metal layer, and the lens module shoots the dielectric layer and the metal layer to form a captured image. The thickness of the dielectric layer is obtained via the captured image.
    Type: Application
    Filed: March 23, 2021
    Publication date: July 14, 2022
    Inventors: Cheng-Jui Chang, Hung-Lin Chang
  • Patent number: 11365486
    Abstract: Provided are an electrolytic copper foil, an electrode comprising the same, and a lithium ion battery comprising the same. The electrolytic copper foil has a drum side and a deposited side opposing to the drum side, wherein a nanoindentation hardness of the drum side is equal to or larger than 0.5 GPa and equal to or smaller than 3.5 GPa; and a lightness of the drum side is equal to or larger than 25 and equal to or smaller than 75.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: June 21, 2022
    Assignee: CHANG CHUN PETROCHEMICAL CO., LTD.
    Inventors: Yao-Sheng Lai, Jian-Ming Huang, Kuei-Sen Cheng, Jui-Chang Chou