Patents by Inventor Chang-Ching Yeh

Chang-Ching Yeh 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).

  • Publication number: 20240118528
    Abstract: A microscope device for observing a sample. The microscope device and the sample are located on an optical route. The microscope device includes an objective lens unit and an additional light source set. The light source set includes a circuit substrate, a battery and a light-emitting unit. The circuit substrate has a power source portion and a light source portion electrically connected to the power source portion. A connecting member and the battery are arranged at opposite sides of the power source portion. The light-emitting unit is arranged on the light source portion, and the distance between the light-emitting unit and the center axis of the optical route is greater than the radius of the objective lens unit. The battery activates the light-emitting unit to generate a light beam, and the light beam irradiates toward the center axis of the optical route.
    Type: Application
    Filed: October 6, 2023
    Publication date: April 11, 2024
    Inventors: Chang-Ching YEH, Chang-Yu CHEN, Shu-Sheng LIN
  • Publication number: 20230393378
    Abstract: A micro distance adjusting mechanism includes a first element having a first body and a first screw-connecting portion, a second element having a second body and a second screw-connecting portion, and a connection member. The first body has a first through hole on an optical route, and the second body has a second through hole on the optical route. The objective lens unit is telescoped in the first and second through holes. The first screw-connecting portion is rotatably connected to the second screw-connecting portion, and the first and second bodies make a relative rotation range during the micro distance adjustment. The connection member is connected to the first body or the second body to limit the relative rotation range within 360 degrees and the range of the micro distance adjustment to 0.1 mm-3.5 mm.
    Type: Application
    Filed: June 5, 2023
    Publication date: December 7, 2023
    Inventors: CHANG-YU CHEN, CHANG-CHING YEH
  • Patent number: 11805601
    Abstract: A load control device for controlling a load unit includes a transistor circuit, a charge/charge-discharge circuit, a first hand-assembly electrode and a second hand-assembly electrode. The transistor circuit includes a transistor, and a first electrode of the transistor is electrically connected to one end of the load unit. The charge/charge-discharge circuit is electrically connected to a control electrode and a second electrode of the transistor. The first hand-assembly electrode is electrically connected to the control electrode of the transistor. The second hand-assembly electrode is electrically connected to the charge/charge-discharge circuit and the second electrode of the transistor. A hand-assembly circuit board including the load control device and a hand-assembly circuit is also provided.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: October 31, 2023
    Assignee: AIDMICS BIOTECHNOLOGY (HK) CO., LIMITED
    Inventor: Chang-Ching Yeh
  • Publication number: 20220384202
    Abstract: A method includes forming a fin structure over a substrate; forming a gate structure over the substrate and crossing the fin structure, wherein the gate structures comprises a gate electrode and a hard mask layer over the gate electrode; forming gate spacers on opposite sidewalls of the gate structure; performing an ion implantation process to form doped regions in the hard mask layers of the gate structure and in the gate spacers, wherein the ion implantation process is performed at a tilt angle; etching portions of the fin structure exposed by the gate structure and the gate spacers to form recesses in the fin structure; and forming source/drain epitaxial structures in the recesses.
    Type: Application
    Filed: August 10, 2022
    Publication date: December 1, 2022
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Yu-Hsien LIN, Chang-Ching YEH
  • Patent number: 11456182
    Abstract: A method includes forming a fin structure extending above a substrate; forming dummy gate structures extending across the fin structure, each of the dummy gate structures including a dummy gate electrode layer and a hard mask layer over the dummy gate electrode layer; performing an ion implantation process to dope the hard mask layers of the dummy gate structures; after performing the ion implantation process to dope the hard mask layers of the dummy gate structures, performing a first etching process to etch a source/drain region of the fin structure between the dummy gate structures to form a recess in the source/drain region of the fin structure; forming an epitaxial structure in the recess; and replacing the dummy gate structures with metal gate structures.
    Type: Grant
    Filed: April 22, 2021
    Date of Patent: September 27, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Yu-Hsien Lin, Chang-Ching Yeh
  • Patent number: 11425815
    Abstract: A load adaptive device includes a substrate, a first electrode, a second electrode, and a passive element. The substrate is configured with a first conductor and a second conductor, and the surface area of the first conductor and/or the surface area of the second conductor are at least 15 mm2. The distance between the center of the first conductor and the center of the second conductor is at least 9 mm. The first electrode, the second electrode and the passive element are disposed on the substrate. The first electrode is electrically connected to the first conductor. Two terminals of the passive element are electrically connected to the second conductor and the second electrode, respectively. In addition, a hand-made circuit module includes the load adaptive device and a hand-made loop. A part of the hand-made loop is consisted of a hand-bonded conductive tape.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: August 23, 2022
    Assignee: AIDMICS BIOTECHNOLOGY (HK) CO., LIMITED
    Inventor: Chang-Ching Yeh
  • Publication number: 20210251072
    Abstract: A load adaptive device includes a substrate, a first electrode, a second electrode, and a passive element. The substrate is configured with a first conductor and a second conductor, and the surface area of the first conductor and/or the surface area of the second conductor are at least 15 mm2. The distance between the center of the first conductor and the center of the second conductor is at least 9 mm. The first electrode, the second electrode and the passive element are disposed on the substrate. The first electrode is electrically connected to the first conductor. Two terminals of the passive element are electrically connected to the second conductor and the second electrode, respectively. In addition, a hand-made circuit module includes the load adaptive device and a hand-made loop. A part of the hand-made loop is consisted of a hand-bonded conductive tape.
    Type: Application
    Filed: February 5, 2021
    Publication date: August 12, 2021
    Inventor: Chang-Ching YEH
  • Publication number: 20210251076
    Abstract: A load control device for controlling a load unit includes a transistor circuit, a charge/charge-discharge circuit, a first hand-assembly electrode and a second hand-assembly electrode. The transistor circuit includes a transistor, and a first electrode of the transistor is electrically connected to one end of the load unit. The charge/charge-discharge circuit is electrically connected to a control electrode and a second electrode of the transistor. The first hand-assembly electrode is electrically connected to the control electrode of the transistor. The second hand-assembly electrode is electrically connected to the charge/charge-discharge circuit and the second electrode of the transistor. A hand-assembly circuit board including the load control device and a hand-assembly circuit is also provided.
    Type: Application
    Filed: February 5, 2021
    Publication date: August 12, 2021
    Inventor: Chang-Ching YEH
  • Patent number: 10885811
    Abstract: A method of using a hand-made circuit board for learning includes: providing a hand-made circuit board which comprises a substrate; and a medium layer disposed on a surface of the substrate to form a pattern, wherein the medium layer has a notably paintable non-conductive zone configured with a plurality of electrical blocks, and the electrical blocks are discontinuously distributed in the notably paintable non-conductive zone, so that the electrical blocks on at least one cross-section of the notably paintable non-conductive zone are not electrically connected; and drawing a drawn conductive layer on the notably paintable non-conductive zone of the pattern by an end user, wherein the drawn conductive layer has conductive particles linking the electrical particle blocks in the notably paintable non-conductive zone, thereby electrically connecting the electrical particle blocks to complete a circuit line.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: January 5, 2021
    Assignee: Aidmics Biotechnology (HK) Co., Limited
    Inventor: Chang-Ching Yeh
  • Publication number: 20200258423
    Abstract: A method of using a hand-made circuit board for learning includes: providing a hand-made circuit board which comprises a substrate; and a medium layer disposed on a surface of the substrate to form a pattern, wherein the medium layer has a notably paintable non-conductive zone configured with a plurality of electrical blocks, and the electrical blocks are discontinuously distributed in the notably paintable non-conductive zone, so that the electrical blocks on at least one cross-section of the notably paintable non-conductive zone are not electrically connected; and drawing a drawn conductive layer on the notably paintable non-conductive zone of the pattern by an end user, wherein the drawn conductive layer has conductive particles linking the electrical particle blocks in the notably paintable non-conductive zone, thereby electrically connecting the electrical particle blocks to complete a circuit line.
    Type: Application
    Filed: April 27, 2020
    Publication date: August 13, 2020
    Inventor: Chang-Ching YEH
  • Publication number: 20190355277
    Abstract: A hand-made circuit board includes a substrate and a medium layer disposed on a surface of the substrate to form a pattern. The medium layer has a non-conductive zone configured with a plurality of electrical blocks. The electrical blocks are discontinuously distributed in the non-conductive zone, so that the electrical blocks on at least one cross-section of the non-conductive zone are not electrically connected. In addition, the medium layer has a conductive zone configured with a plurality of electrical blocks. The electrical blocks are continuously distributed in the conductive zone, so that the electrical blocks on at least one cross-section of the conductive zone are electrically connected.
    Type: Application
    Filed: May 18, 2018
    Publication date: November 21, 2019
    Inventor: Chang-Ching YEH
  • Patent number: 9013419
    Abstract: An embodiment of this invention provides a touch panel, which comprises a touch screen and a display. The touch screen comprises a patterned, transparent first conductive layer comprising a sensing pattern and a shielding pattern. The touch panel features in that the touch screen employs the sensing pattern as a sensing layer, and the display employs the shielding pattern as an electrostatic protection layer.
    Type: Grant
    Filed: October 20, 2011
    Date of Patent: April 21, 2015
    Assignee: Hannstar Display Corp.
    Inventors: Hsu-Ho Wu, Sung-Chun Lin, Yi-Chung Juan, Chang-Ching Yeh
  • Patent number: 8791917
    Abstract: A touch display device and a formation method thereof are provided. The touch display device includes a touch panel disposed on a first surface of a substrate of a display panel. A color filter layer is disposed on a second surface of the substrate. The touch panel includes a plurality of first and second conductive patterns arranged by two directions that are perpendicular to each other. A patterned isolation layer, having a first portion and a second portion, is formed over the first surface of the substrate, wherein the first portion is disposed at the intersection of the first and the second conductive patterns, and the second portion is disposed between the first and the second conductive patterns. The first portion has a height that is lower than a height of the second portion.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: July 29, 2014
    Assignee: Hannstar Display Corp.
    Inventors: Yi-Chung Juan, Kuo-Sheng Lee, Chang-Ching Yeh, Chien-Ting Chan, Sung-Chun Lin
  • Publication number: 20140198060
    Abstract: A touch display apparatus including a display panel, a touch panel, a transparent conductive layer, and a conductive adhesive layer is provided. The touch panel is disposed on the display panel, and includes a cover lens, a touch device, and a shielding conductive ring. The touch device is disposed on the cover lens and located between the display panel and the cover lens. The shielding conductive ring is disposed on the cover lens and located between the display panel and the cover lens. The shielding conductive ring surrounds the touch device. The transparent conductive layer is disposed on the display panel and located between the display panel and the touch panel. The conductive adhesive layer is disposed between the display panel and the touch panel. The shielding conductive ring is electrically connected with the transparent conductive layer through the conductive adhesive layer.
    Type: Application
    Filed: February 26, 2013
    Publication date: July 17, 2014
    Applicant: HANNSTAR DISPLAY CORPORATION
    Inventors: Hsu-Ho Wu, Chia-Hua Yu, Hsuan-Chen Liu, Yi-Chung Juan, Chang-Ching Yeh
  • Publication number: 20130106727
    Abstract: A touch sensing device is disclosed. The device includes a transparent substrate having a sensing region and a non-sensing region enclosing the sensing region. A sensing structure is disposed on the transparent substrate in the sensing region. A shielding layer is disposed on the transparent substrate in the non-sensing region and exposes the sensing region. A specific pattern layer is disposed between the transparent substrate and the shielding layer and has a specific pattern, such that the shielding layer above the specific pattern layer has a first thickness and the shielding layer outside of the specific pattern layer has a second thickness greater than the first thickness. A passivation layer covers the sensing structure and the shielding layer. A method for fabricating the touch sensing device is also disclosed.
    Type: Application
    Filed: February 23, 2012
    Publication date: May 2, 2013
    Inventors: Yi-Chung Juan, Hsuan-Chen Liu, Chang-Ching Yeh, Sung-Chun Lin
  • Publication number: 20130082944
    Abstract: A touch display device and a formation method thereof are provided. The touch display device includes a touch panel disposed on a first surface of a substrate of a display panel. A color filter layer is disposed on a second surface of the substrate. The touch panel includes a plurality of first and second conductive patterns arranged by two directions that are perpendicular to each other. A patterned isolation layer, having a first portion and a second portion, is formed over the first surface of the substrate, wherein the first portion is disposed at the intersection of the first and the second conductive patterns, and the second portion is disposed between the first and the second conductive patterns. The first portion has a height that is lower than a height of the second portion.
    Type: Application
    Filed: March 30, 2012
    Publication date: April 4, 2013
    Inventors: Yi-Chung Juan, Kuo-Sheng Lee, Chang-Ching Yeh, Chien-Ting Chan, Sung-Chun Lin
  • Publication number: 20130009886
    Abstract: An embodiment of this invention provides a touch panel, which comprises a touch screen and a display. The touch screen comprises a patterned, transparent first conductive layer comprising a sensing pattern and a shielding pattern. The touch panel features in that the touch screen employs the sensing pattern as a sensing layer, and the display employs the shielding pattern as an electrostatic protection layer.
    Type: Application
    Filed: October 20, 2011
    Publication date: January 10, 2013
    Applicant: HANNSTAR DISPLAY CORP.
    Inventors: HSU-HO WU, SUNG-CHUN LIN, YI-CHUNG JUAN, CHANG-CHING YEH
  • Publication number: 20120319990
    Abstract: A touch display device is provided. The touch display device includes a touch panel disposed on a display panel. The touch panel includes a plurality of first conductive patterns arranged along a first direction, wherein the first conductive patterns are separated from each other. A plurality of second conductive patterns is arranged along a second direction perpendicular to the first direction, wherein the second conductive patterns are connected with each other. An isolation structure is disposed between any two adjacent first conductive patterns. A plurality of conductive bridge structures is disposed on the isolation structure for electrically connecting any two adjacent first conductive patterns.
    Type: Application
    Filed: November 28, 2011
    Publication date: December 20, 2012
    Inventors: Chien-Ting CHAN, Yi-Chung Juan, Kuo-Sheng Lee, Chang-Ching Yeh, Sung-Chun Lin
  • Patent number: 8264632
    Abstract: A data line repair structure for a liquid crystal display panel is disclosed. The data line repair structure includes a first repair line parallel to the scan line and crossing a first end of the data line; a fourth repair line formed in an oblique line area of the liquid crystal panel, coupled to the first repair line; a second repair line parallel to the data line, coupled to the gate driving chip and the fourth repair line; a third repair line parallel to the scan line, coupled to the second repair line and separated from a second end of the data line; and a floating line connected between the third repair line and the second end of the data line when the data line has a broken point.
    Type: Grant
    Filed: September 28, 2011
    Date of Patent: September 11, 2012
    Assignee: Hannstar Display Corp.
    Inventors: Kun-Chen Lee, Chia-Hua Yu, Sung-Chun Lin, Chang-Ching Yeh, Hsuan-Chen Liu
  • Publication number: 20120021663
    Abstract: A data line repair structure for a liquid crystal display panel is disclosed. The data line repair structure includes a first repair line parallel to the scan line and crossing a first end of the data line; a fourth repair line formed in an oblique line area of the liquid crystal panel, coupled to the first repair line; a second repair line parallel to the data line, coupled to the gate driving chip and the fourth repair line; a third repair line parallel to the scan line, coupled to the second repair line and separated from a second end of the data line; and a floating line connected between the third repair line and the second end of the data line when the data line has a broken point.
    Type: Application
    Filed: September 28, 2011
    Publication date: January 26, 2012
    Applicant: Hannstar Display Corp.
    Inventors: Kun-Chen Lee, Chia-Hua Yu, Sung-Chun Lin, Chang-Ching Yeh, Hsuan-Chen Liu