Patents by Inventor Kai-Ming Chang

Kai-Ming 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).

  • Publication number: 20240121523
    Abstract: A light-adjusting device having first regions and second regions is provided. The light-adjusting device includes pillars that form several groups of meta structures. The groups of meta structures correspond to the first regions, and from a top view, the first regions and the second regions are arranged in a checkerboard pattern.
    Type: Application
    Filed: October 7, 2022
    Publication date: April 11, 2024
    Inventors: Kai-Hao CHANG, Chun-Yuan WANG, Shin-Hong KUO, Zong-Ru TU, Po-Hsiang WANG, Chih-Ming WANG
  • Patent number: 11262482
    Abstract: An impact resistant structure adapted to an electronic component. The impact resistant structure includes a resistance stack layer and a damping laminate. The resistance stack layer is disposed on a first surface of the electronic component, and the damping laminate is disposed on a second surface of the electronic component. The second surface of the electronic component is opposite to the first surface. The damping laminate includes a soft film and a support film, where the support film is disposed between the soft film and the electronic component.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: March 1, 2022
    Assignees: Industrial Technology Research Institute, Intellectual Property Innovation Corporation
    Inventors: Jui-Chang Chuang, Chen-Chu Tsai, Kai-Ming Chang, Chih-Chia Chang, Ting-Hsun Cheng
  • Publication number: 20210195697
    Abstract: A thin film heater includes a heat conductive layer, a heat insulation layer and a heat generation layer. The heat generation layer is disposed between the heat conductive layer and the heat insulation layer. The thermal conductivity of the heat conductive layer is greater than or equal to three times the thermal conductivity of the heat insulation layer.
    Type: Application
    Filed: February 14, 2020
    Publication date: June 24, 2021
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Li-Wei YAO, Hsiao-Fen WEI, Yu-Ching LIN, Yi-Rong LIN, Kai-Ming CHANG, Yen-Shu LEE
  • Patent number: 11007751
    Abstract: An impact resistant structure for an electronic component. The impact resistant structure includes a resistance stack layer and a damping laminate. The resistance stack layer is disposed on a first surface of the electronic component, a thickness of the resistance stack layer is less than 10 ?m, and a Young's modulus of the resistance stack layer is between 40 GPa and 150 GPa. The damping laminate is disposed on a second surface of the electronic component. The second surface of the electronic component is opposite to the first surface. The damping laminate includes a soft film and a support film, where the support film is disposed between the soft film and the electronic component.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: May 18, 2021
    Assignees: Industrial Technology Research Institute, Intellectual Property Innovation Corporation
    Inventors: Jui-Chang Chuang, Chen-Chu Tsai, Kai-Ming Chang, Chih-Chia Chang, Ting-Hsun Cheng
  • Patent number: 10757804
    Abstract: A flexible hybrid electronic (FHE) system includes a carrier, a first redistribution structure on the carrier, a first device on the first redistribution structure, and an encapsulation layer encapsulating the first device. The carrier has a first Young's modulus Y1. The first redistribution structure has a second Young's modulus Y2. The first device and a portion of the encapsulation layer form a top surface of the first redistribution structure to a top surface of the first device is a first portion having a third Young's modulus Y3. The other portion of the encapsulation layer from the top surface of the first device to a top surface of the encapsulation layer is a second portion having a fourth Young's modulus Y4. A ratio of Y3/Y4 is between 1.62 and 1.98; a ratio of Y3/Y2 is between 0.18 and 0.22; and a ratio of Y3/Y1 is between 280.62 and 342.98.
    Type: Grant
    Filed: March 11, 2020
    Date of Patent: August 25, 2020
    Assignee: Industrial Technology Research Institute
    Inventors: Yu-Ming Peng, Kuan-Chu Wu, Kai-Ming Chang, Chen-Tsai Yang
  • Patent number: 10670940
    Abstract: A display panel including a substrate, a display device, a dielectric layer, and an optical resonance structure is provided. The substrate has a layout area and a light transmitting area located outside the layout area. The display device is disposed on the layout area of the substrate. The display device includes a first display electrode, a second display electrode, and a display media layer deposited between the first display electrode and the second display electrode. The dielectric layer is disposed on the substrate and covers the display device. The optical resonance structure is disposed on the dielectric layer and distributed correspondingly to the display device. The optical resonance structure includes a first transflective layer and a second transflective layer stacked on the display device and separated from each other.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: June 2, 2020
    Assignees: Industrial Technology Research Institute, Intellectual Property Innovation Corporation
    Inventors: Chih-Chia Chang, Yi-Hsiang Huang, Kai-Ming Chang, Kuan-Ting Chen
  • Publication number: 20200130324
    Abstract: An impact resistant structure for an electronic component. The impact resistant structure includes a resistance stack layer and a damping laminate. The resistance stack layer is disposed on a first surface of the electronic component, a thickness of the resistance stack layer is less than 10 ?m, and a Young's modulus of the resistance stack layer is between 40 GPa and 150 GPa. The damping laminate is disposed on a second surface of the electronic component. The second surface of the electronic component is opposite to the first surface. The damping laminate includes a soft film and a support film, where the support film is disposed between the soft film and the electronic component.
    Type: Application
    Filed: December 30, 2019
    Publication date: April 30, 2020
    Applicants: Industrial Technology Research Institute, Intellectual Property Innovation Corporation
    Inventors: Jui-Chang Chuang, Chen-Chu Tsai, Kai-Ming Chang, Chih-Chia Chang, Ting-Hsun Cheng
  • Patent number: 10602641
    Abstract: A housing assembly has an insertion opening adapted for insertion of an electronic unit and includes a first housing, a second housing, a thermal pad, and a guide structure. The second housing is opposite to the first housing, a space is formed between the first housing and the second housing, and the space is in communication with the insertion opening. The thermal pad is disposed on one side of the first housing facing the second housing. The guide structure is disposed inside the space and is adapted to guide the electronic unit to move towards the first housing when the electronic unit is inserted into the space through the insertion opening and moves, so that the electronic unit comes into contact with the thermal pad.
    Type: Grant
    Filed: February 25, 2019
    Date of Patent: March 24, 2020
    Assignee: PEGATRON CORPORATION
    Inventors: Kai-Ming Chang, Chou-Hsiung Chuang, Chun-Tang Hsu, Yu-Juei Chang
  • Publication number: 20190335611
    Abstract: A housing assembly has an insertion opening adapted for insertion of an electronic unit and includes a first housing, a second housing, a thermal pad, and a guide structure. The second housing is opposite to the first housing, a space is formed between the first housing and the second housing, and the space is in communication with the insertion opening. The thermal pad is disposed on one side of the first housing facing the second housing. The guide structure is disposed inside the space and is adapted to guide the electronic unit to move towards the first housing when the electronic unit is inserted into the space through the insertion opening and moves, so that the electronic unit comes into contact with the thermal pad.
    Type: Application
    Filed: February 25, 2019
    Publication date: October 31, 2019
    Inventors: Kai-Ming CHANG, Chou-Hsiung CHUANG, Chun-Tang HSU, Yu-Juei CHANG
  • Patent number: 10379650
    Abstract: In an embodiment of the disclosure, a touch-sensing display panel includes a substrate, connection electrodes, a touch-sensing device layer, a buffer layer, a display device, and conductive vias. The substrate has a display area and a non-display area connecting the display area. The connection electrodes are located on the non-display area of the substrate. The touch-sensing device layer is located on the substrate. The buffer layer covers the touch-sensing device layer. The display device including a first electrode layer, a second electrode layer, and a display medium layer is disposed on the buffer layer and corresponds to the display area. The first electrode layer and the second electrode layer extend from the display area to the non-display area. The conductive vias penetrate the buffer layer and correspond to the non-display area. The first electrode layer and the second electrode layer are electrically connected to the connection electrodes via the conductive vias.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: August 13, 2019
    Assignee: Industrial Technology Research Institute
    Inventors: Chih-Chia Chang, Kuang-Jung Chen, Yi-Chuan Lu, Kai-Ming Chang
  • Publication number: 20190140210
    Abstract: A protective structure includes a substrate, a hard coating layer and an auxiliary layer. The auxiliary layer is disposed on the substrate. The hard coating layer is disposed on the auxiliary layer. The auxiliary layer is disposed between the substrate and the hard coating layer. The Young's modulus of the auxiliary layer is greater than the Young's modulus of the hard coating layer, and the Young's modulus of the hard coating layer is greater than the Young's modulus of the substrate.
    Type: Application
    Filed: December 28, 2017
    Publication date: May 9, 2019
    Applicants: Industrial Technology Research Institute, Intellectual Property Innovation Corporation
    Inventors: Ting-Hsun Cheng, Chih-Chia Chang, Kai-Ming Chang, Jui-Chang Chuang
  • Publication number: 20190049630
    Abstract: An impact resistant structure adapted to an electronic component. The impact resistant structure includes a resistance stack layer and a damping laminate. The resistance stack layer is disposed on a first surface of the electronic component, and the damping laminate is disposed on a second surface of the electronic component. The second surface of the electronic component is opposite to the first surface. The damping laminate includes a soft film and a support film, where the support film is disposed between the soft film and the electronic component.
    Type: Application
    Filed: July 19, 2018
    Publication date: February 14, 2019
    Applicants: Industrial Technology Research Institute, Intellectual Property Innovation Corporation
    Inventors: Jui-Chang Chuang, Chen-Chu Tsai, Kai-Ming Chang, Chih-Chia Chang, Ting-Hsun Cheng
  • Publication number: 20190033580
    Abstract: An optical compensation structure including a substrate, a barrier layer, and a first coating layer is provided. The barrier layer is deposed on the substrate. The barrier layer has a first refractive region and a second refractive region adjacent thereto. A refractive index of the second refraction region is greater than a refractive index of the first refractive region. The first coating layer covers a portion of the second refractive region.
    Type: Application
    Filed: September 21, 2017
    Publication date: January 31, 2019
    Applicants: Industrial Technology Research Institute, Intellectual Property Innovation Corporation
    Inventors: Chih-Chia Chang, Kai-Ming Chang, Chun-Ko Chen
  • Publication number: 20180149944
    Abstract: A display panel including a substrate, a display device, a dielectric layer, and an optical resonance structure is provided. The substrate has a layout area and a light transmitting area located outside the layout area. The display device is disposed on the layout area of the substrate. The display device includes a first display electrode, a second display electrode, and a display media layer deposited between the first display electrode and the second display electrode. The dielectric layer is disposed on the substrate and covers the display device. The optical resonance structure is disposed on the dielectric layer and distributed correspondingly to the display device. The optical resonance structure includes a first transflective layer and a second transflective layer stacked on the display device and separated from each other.
    Type: Application
    Filed: October 30, 2017
    Publication date: May 31, 2018
    Applicants: Industrial Technology Research Institute, Intellectual Property Innovation Corporation
    Inventors: Chih-Chia Chang, Yi-Hsiang Huang, Kai-Ming Chang, Kuan-Ting Chen
  • Patent number: 9946406
    Abstract: An optical film with touch function includes a substrate, a material layer, a plurality of columnar structures, and a filter electrode layer. The substrate has a carrying surface. The material layer is disposed on the carrying surface of the substrate. Each of the columnar structures is extended from a side of the material layer adjacent to the carrying surface to a side of the material layer away from the carrying surface. A side of each of the columnar structures adjacent to the substrate has a first end surface. The filter electrode layer is disposed between the substrate and the material layer. The filter electrode layer includes a plurality of sensing electrode regions electrically insulated from each other. The filter electrode layer has a plurality of openings, and the openings respectively expose the first end surfaces.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: April 17, 2018
    Assignee: Industrial Technology Research Institute
    Inventors: Yi-Shou Tsai, Kuo-Chang Lee, Chih-Chia Chang, Yi-Chuan Lu, Ying-Ting Liou, Kai-Ming Chang
  • Publication number: 20180052551
    Abstract: A sensing display panel comprises a display panel including a first substrate and a reflective layer disposed on the first substrate; a buffer layer having a first surface and a second surface opposite to the first surface; a sensing panel; and connection electrodes. The display panel is disposed on the first surface. The sensing display, including at least one filter layer, a gray film and a sensing device layer, has a sensing surface disposed on the second surface. The reflective layer reflects light from the sensing surface toward the sensing panel, the buffer layer, and the display panel. First and second conductive layers included in the sensing device layer are electrically insulated from each other. The first connection electrodes are disposed on the second surface or the first substrate, the first connection electrodes electrically connect to the first and the second conductive layers, respectively.
    Type: Application
    Filed: May 2, 2017
    Publication date: February 22, 2018
    Applicant: Industrial Technology Research Institute
    Inventors: Chih-Chia Chang, Kai-Ming Chang
  • Patent number: 9837635
    Abstract: A protective structure includes an impact resistant structure and an anti-scratch structure. The impact resistant structure includes a plurality of buffer structures and a plurality of filling structures located around the buffer structures. The anti-scratch structure is located over the impact resistant structure. The anti-scratch structure includes a hard coat layer which covers the impact resistant structure, and a surface anti-scratch layer which covers the hard coat layer.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: December 5, 2017
    Assignee: Industrial Technology Research Institute
    Inventors: Chih-Chia Chang, Cheng-Chung Lee, Kuang-Jung Chen, Kai-Ming Chang, Jui-Chang Chuang
  • Patent number: 9830030
    Abstract: A touch control device comprises a flexible touch panel, a sensor and a controller. The flexible touch panel receives a touch input. The sensor detects a bending of the flexible touch panel. The controller drives the flexible touch panel with a load drive capability setting and adjusts the load drive capability setting according to the bending of the flexible touch panel.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: November 28, 2017
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Tsu-Chiang Chang, Chien-Ju Lee, Kai-Ming Chang, Heng-Yin Chen, Yu-Sheng Tsai
  • Publication number: 20170269732
    Abstract: A touch-sensing display panel including a display panel and a touch-sensing panel deposed on the display panel is provided. The display panel includes a reflective layer. The touch-sensing display includes a touch-sensing surface. The touch-sensing display includes a filter layer, a gray film, and a touch-sensing device layer. The light transmitted from the touch-sensing surface toward the display panel and the touch-sensing panel is reflected by the reflective layer. The optical density ratio between the filter layer and the gray film with respect to visible light is N, wherein N is between 1 and 40.
    Type: Application
    Filed: November 22, 2016
    Publication date: September 21, 2017
    Applicant: Industrial Technology Research Institute
    Inventors: Chih-Chia Chang, Kai-Ming Chang, Yi-Shou Tsai
  • Patent number: 9710120
    Abstract: In one embodiment, a sensing apparatus having a first region with light transmittance less than a second region is provided. The sensing apparatus includes a first conductive layer, a color filter layer and a second conductive layer disposed on a substrate. The first conductive layer is located in the first region and includes first electrode patterns. The color filter layer covers the first conductive layer. The second conductive layer is disposed on the color filter layer and includes second electrode patterns. At least one of the second electrode patterns has a connection portion passing through the color filter layer to electrically connect to one of the first electrode patterns. The first electrode patterns and the second electrode patterns form first electrode series and second electrode series intersecting with the first electrode series. The connection portion is located at the intersection of one first electrode series and one second electrode series.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: July 18, 2017
    Assignee: Industrial Technology Research Insitute
    Inventors: Chih-Chia Chang, Kai-Ming Chang, Kuo-Chang Lee, Yi-Shou Tsai