Patents by Inventor Hong-Kang CHANG

Hong-Kang 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: 10642118
    Abstract: A display substrate is provided. The display substrate includes a first insulating layer disposed on a substrate, a second insulating layer disposed on the first insulating layer. In particular, the first insulating layer has a first opening and the second insulating layer has a second opening, wherein the first opening and the second opening are partially overlapped. Further, in a cross-sectional view, the first insulating layer corresponding to the first opening has two first bottom ends, and the second insulating layer corresponding to the second opening has two second bottom ends, a location of a first vertical central line between the two first bottom ends is different from a location of a second vertical central line between the two second bottom ends, and the first vertical central line and the second vertical central line are substantially parallel to a normal direction of the surface.
    Type: Grant
    Filed: May 2, 2019
    Date of Patent: May 5, 2020
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Yi-Chin Lee, Hong-Kang Chang, Yu-Chien Kao, Jui-Ching Chu, Li-Wei Sung, Hui-Min Huang
  • Publication number: 20190265568
    Abstract: A display substrate is provided. The display substrate includes a first insulating layer disposed on a substrate, a second insulating layer disposed on the first insulating layer. In particular, the first insulating layer has a first opening and the second insulating layer has a second opening, wherein the first opening and the second opening are partially overlapped. Further, in a cross-sectional view, the first insulating layer corresponding to the first opening has two first bottom ends, and the second insulating layer corresponding to the second opening has two second bottom ends, a location of a first vertical central line between the two first bottom ends is different from a location of a second vertical central line between the two second bottom ends, and the first vertical central line and the second vertical central line are substantially parallel to a normal direction of the surface.
    Type: Application
    Filed: May 2, 2019
    Publication date: August 29, 2019
    Inventors: Hung-Kun CHEN, Yi-Chin LEE, Hong-Kang CHANG, Yu-Chien KAO, Jui-Ching CHU, Li-Wei SUNG, Hui-Min HUANG
  • Patent number: 10324345
    Abstract: A display device and a display substrate are provided. The display device includes a first substrate, having a surface; a gate line disposed on the substrate, wherein the gate line substantially extends along a first direction; a first data line and a drain electrode disposed on the substrate, and the data line intersecting with the gate line. In particular, a first opening projects onto the surface to form a first projection pattern, wherein the first projection pattern includes a first portion, and wherein the first portion is disposed between projections of the at least two finger portions onto the surface and outside a projection of the connecting portion onto the surface.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: June 18, 2019
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Yi-Chin Lee, Hong-Kang Chang, Yi-Chien Kao, Jui-Ching Chu, Li-Wei Sung, Hui-Min Huang
  • Patent number: 10128275
    Abstract: A display device is provided. The display device includes a display region, a first conductive loop disposed outside the display region, wherein the first conductive loop includes at least one first conductive block and at least two second conductive blocks, wherein a dielectric layer is disposed between the at least one first conductive block and the at least two second conductive blocks and has at least two via holes, and wherein the at least two second conductive blocks are electrically connected the at least one first conductive block by the at least two via holes.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: November 13, 2018
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Hong-Kang Chang, Hsieh-Li Chou, Yu-Chien Kao, Li-Wei Sung, Jui-Ching Chu, Hui-Min Huang
  • Patent number: 9750140
    Abstract: The disclosure provides a display device including a first substrate, a display region disposed above the first substrate; a second substrate; a sealant disposed between the first substrate and the second substrate and outside the display region; and, a plurality of spacers disposed within the sealant. In particular, the first substrate and the second substrate are bonded together via the sealant. Further, the first substrate has a side wall including a first cutting crack surface and a first median crack surface, wherein a roughness of the first cutting crack surface is different from that of the first median crack surface.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: August 29, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Po-Hung Shen, Hui- Min Huang, Shih-Hsiung Wu, Jui-Chu Lai, Huan-Kuang Peng, Hong-Kang Chang, Yu-Chien Kao, Li-Wei Sung
  • Publication number: 20170229484
    Abstract: A display device is provided. The display device includes a display region, a first conductive loop disposed outside the display region, wherein the first conductive loop includes at least one first conductive block and at least two second conductive blocks, wherein a dielectric layer is disposed between the at least one first conductive block and the at least two second conductive blocks and has at least two via holes, and wherein the at least two second conductive blocks are electrically connected the at least one first conductive block by the at least two via holes.
    Type: Application
    Filed: April 18, 2017
    Publication date: August 10, 2017
    Inventors: Hung-Kun CHEN, Hong-Kang CHANG, Hsieh-Li CHOU, Yu-Chien KAO, Li-Wei SUNG, Jui-Ching CHU, Hui-Min HUANG
  • Patent number: 9690145
    Abstract: A display device is provided. The display device includes a pixel-displaying region, including: at least two pixels including a plurality of sub-pixels; and a light-shielding layer including a matrix portion and an enlarged portion, wherein the enlarged portion is disposed at an intersection of two of the adjacent sub-pixels and is adjacent to the matrix portion; wherein the matrix portion defines the sub-pixels, and a total area of the sub-pixels is defined as a first area and a ratio of an area of the enlarged portion to the first area is about 1.5% to 6%.
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: June 27, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Fang-Jin Lee, Yi-Chin Lee, Kuan-Hung Kuo, Chao-Yu Cheng, Chi-Han Hsieh, Hong-Kang Chang
  • Patent number: 9659973
    Abstract: The present disclosure provides a display device, including: a display region, a driving element, and the display region electrically connected to the driving element through a plurality of signal line pairs. In particular, at least one of the signal line pairs includes a first conductive line and a second conductive line, and the first conductive line is electrically isolated from the second conductive line. In the signal line pair, at least a part of the first conductive line overlaps the second conductive line.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: May 23, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Hong-Kang Chang, Hsieh-Li Chou, Yi-Chien Kao, Li-Wei Sung, Jui-Ching Chu, Hui-Min Huang
  • Patent number: 9632375
    Abstract: A display device is provided. The display device includes a switch including a gate, an active layer disposed on the gate, a source electrode connected to the active layer, and a drain electrode connected to the active layer. In particular, the distance between the edge of the gate electrode and the edge of the active layer is 1.2 to 3 ?m. The drain electrode includes a connection portion, an oblique portion, and an extension portion, wherein the oblique portion is disposed between the connection portion and the extension portion, and wherein at least a part of the oblique portion overlaps with the gate electrode.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: April 25, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Yi-Chin Lee, Hong-Kang Chang, Yi-Chien Kao, Jui-Ching Chu, Li-Wei Sung, Hui-Min Huang
  • Patent number: 9570365
    Abstract: The present disclosure provides a display device, including: a display region; and a non-display region adjacent to the display region, wherein the non-display region includes: a gate-driving circuit; a driving unit; and a test pad, wherein the driving unit electrically connects the gate-driving circuit through the test pad. The present disclosure also provides a test pad.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: February 14, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Yu-Ti Huang, Hong-Kang Chang
  • Publication number: 20170038630
    Abstract: A display device is provided. The display device includes a pixel-displaying region, including: at least two pixels including a plurality of sub-pixels; and a light-shielding layer including a matrix portion and an enlarged portion, wherein the enlarged portion is disposed at an intersection of two of the adjacent sub-pixels and is adjacent to the matrix portion; wherein the matrix portion defines the sub-pixels, and a total area of the sub-pixels is defined as a first area and a ratio of an area of the enlarged portion to the first area is about 1.5% to 6%.
    Type: Application
    Filed: October 19, 2016
    Publication date: February 9, 2017
    Inventors: Hung-Kun CHEN, Fang-Jin LEE, Yi-Chin LEE, Kuan-Hung KUO, Chao-Yu CHENG, Chi-Han HSIEH, Hong-Kang CHANG
  • Publication number: 20170023840
    Abstract: A display device and a display substrate are provided. The display device includes a first substrate, having a surface; a gate line disposed on the substrate, wherein the gate line substantially extends along a first direction; a first data line and a drain electrode disposed on the substrate, and the data line intersecting with the gate line. In particular, a first opening projects onto the surface to form a first projection pattern, wherein the first projection pattern includes a first portion, and wherein the first portion is disposed between projections of the at least two finger portions onto the surface and outside a projection of the connecting portion onto the surface.
    Type: Application
    Filed: September 20, 2016
    Publication date: January 26, 2017
    Inventors: Hung-Kun CHEN, Yi-Chin LEE, Hong-Kang CHANG, Yi-Chien KAO, Jui-Ching CHU, Li-Wei SUNG, Hui-Min HUANG
  • Patent number: 9513514
    Abstract: A display device is provided. The display device includes a first substrate including a pixel-displaying region; a second substrate disposed opposite to the first substrate; a sealant disposed between the first substrate and the second substrate and disposed outside the pixel-displaying region; and a spacer wall disposed between the first substrate and the second substrate and disposed between the pixel-displaying region and the sealant, wherein a first side of the spacer wall is adjacent to the pixel-displaying region and a second side of the spacer wall is adjacent to the sealant, and a height of the first side is greater than a height of the second side.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: December 6, 2016
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Hong-Kang Chang, Yu-Chien Kao, Li-Wei Sung, Fang-Jin Lee, Hsieh-Li Chou
  • Patent number: 9507222
    Abstract: A display device is provided. The display device includes a pixel-displaying region, including: at least two pixels including a plurality of sub-pixels; and a light-shielding layer including a matrix portion and an enlarged portion, wherein the enlarged portion is disposed at an intersection of two of the adjacent sub-pixels and is adjacent to the matrix portion; wherein the matrix portion defines the sub-pixels, and a total area of the sub-pixels is defined as a first area and a ratio of an area of the enlarged portion to the first area is about 1.5% to 6%.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: November 29, 2016
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Fang-Jin Lee, Yi-Chin Lee, Kuan-Hung Kuo, Chao-Yu Cheng, Chi-Han Hsieh, Hong-Kang Chang
  • Publication number: 20150264805
    Abstract: The disclosure provides a display device including a first substrate, a display region disposed above the first substrate; a second substrate; a sealant disposed between the first substrate and the second substrate and outside the display region; and, a plurality of spacers disposed within the sealant. In particular, the first substrate and the second substrate are bonded together via the sealant. Further, the first substrate has a side wall including a first cutting crack surface and a first median crack surface, wherein a roughness of the first cutting crack surface is different from that of the first median crack surface.
    Type: Application
    Filed: March 12, 2015
    Publication date: September 17, 2015
    Inventors: Hung-Kun CHEN, Po-Hung SHEN, Hui- Min HUANG, Shih-Hsiung WU, Jui-Chu LAI, Huan-Kuang PENG, Hong-Kang CHANG, Yu-Chien KAO, Li-Wei SUNG
  • Publication number: 20150262897
    Abstract: The present disclosure provides a display device, including: a display region; and a non-display region adjacent to the display region, wherein the non-display region includes: a gate-driving circuit; a driving unit; and a test pad, wherein the driving unit electrically connects the gate-driving circuit through the test pad. The present disclosure also provides a test pad.
    Type: Application
    Filed: March 10, 2015
    Publication date: September 17, 2015
    Inventors: Hung-Kun CHEN, Yu-Ti HUANG, Hong-Kang CHANG
  • Publication number: 20150261050
    Abstract: A display device is provided. The display device includes a pixel-displaying region, including: at least two pixels including a plurality of sub-pixels; and a light-shielding layer including a matrix portion and an enlarged portion, wherein the enlarged portion is disposed at an intersection of two of the adjacent sub-pixels and is adjacent to the matrix portion; wherein the matrix portion defines the sub-pixels, and a total area of the sub-pixels is defined as a first area and a ratio of an area of the enlarged portion to the first area is about 1.5% to 6%.
    Type: Application
    Filed: March 12, 2015
    Publication date: September 17, 2015
    Inventors: Hung-Kun CHEN, Fang-Jin LEE, Yi-Chin LEE, Kuan-Hung KUO, Chao-Yu CHENG, Chi-Han HSIEH, Hong-Kang CHANG
  • Publication number: 20150261030
    Abstract: A display device is provided. The display device includes a first substrate including a pixel-displaying region; a second substrate disposed opposite to the first substrate; a sealant disposed between the first substrate and the second substrate and disposed outside the pixel-displaying region; and a spacer wall disposed between the first substrate and the second substrate and disposed between the pixel-displaying region and the sealant, wherein a first side of the spacer wall is adjacent to the pixel-displaying region and a second side of the spacer wall is adjacent to the sealant, and a height of the first side is greater than a height of the second side.
    Type: Application
    Filed: March 12, 2015
    Publication date: September 17, 2015
    Inventors: Hung-Kun CHEN, Hong-Kang CHANG, Yu-Chien KAO, Li-Wei SUNG, Fang-Jin LEE, Hsieh-Li CHOU
  • Publication number: 20150263043
    Abstract: The present disclosure provides a display device, including: a display region, a driving element, and the display region electrically connected to the driving element through a plurality of signal line pairs. In particular, at least one of the signal line pairs includes a first conductive line and a second conductive line, and the first conductive line is electrically isolated from the second conductive line. In the signal line pair, at least a part of the first conductive line overlaps the second conductive line.
    Type: Application
    Filed: March 11, 2015
    Publication date: September 17, 2015
    Inventors: Hung-Kun CHEN, Hong-Kang CHANG, Hsieh-Li CHOU, Yi-Chien KAO, Li-Wei SUNG, Jui-Ching CHU, Hui-Min HUANG
  • Publication number: 20150262536
    Abstract: A display device is provided. The display device includes a switch including a gate, an active layer disposed on the gate, a source electrode connected to the active layer, and a drain electrode connected to the active layer. In particular, the distance between the edge of the gate electrode and the edge of the active layer is 1.2 to 3 ?m. The drain electrode includes a connection portion, an oblique portion, and an extension portion, wherein the oblique portion is disposed between the connection portion and the extension portion, and wherein at least a part of the oblique portion overlaps with the gate electrode.
    Type: Application
    Filed: March 12, 2015
    Publication date: September 17, 2015
    Inventors: Hung-Kun CHEN, Yi-Chin LEE, Hong-Kang CHANG, Yi-Chien KAO, Jui-Ching CHU, Li-Wei SUNG, Hui-Min HUANG