Patents by Inventor Soon-Sung Ahn

Soon-Sung Ahn 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: 11435860
    Abstract: A touch panel including: a first electrode pattern arranged in a first direction, including a plurality of first electrode cells that are physically separated from each other; a second electrode pattern arranged in a second direction crossing the first direction, including a plurality of second electrode cells that are physically separated from each other; first touch signal lines connected to the first electrode cells; and second touch signal lines connected to the second electrode cells. The electrode patterns and the touch signal lines are arranged on the same layer on a substrate such that a first virtual connection line for connecting centers of second electrode cells of a first group corresponding to an n-th first electrode cell crosses a second virtual connection line for connecting centers of second electrode cells of a second group corresponding to an (n+1)-th first electrode cell.
    Type: Grant
    Filed: March 7, 2021
    Date of Patent: September 6, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Hye Shin, Soon Sung Ahn
  • Publication number: 20210191565
    Abstract: A touch panel including: a first electrode pattern arranged in a first direction, including a plurality of first electrode cells that are physically separated from each other; a second electrode pattern arranged in a second direction crossing the first direction, including a plurality of second electrode cells that are physically separated from each other; first touch signal lines connected to the first electrode cells; and second touch signal lines connected to the second electrode cells. The electrode patterns and the touch signal lines are arranged on the same layer on a substrate such that a first virtual connection line for connecting centers of second electrode cells of a first group corresponding to an n-th first electrode cell crosses a second virtual connection line for connecting centers of second electrode cells of a second group corresponding to an (n+1)-th first electrode cell.
    Type: Application
    Filed: March 7, 2021
    Publication date: June 24, 2021
    Inventors: Ji Hye SHIN, Soon Sung AHN
  • Patent number: 10942611
    Abstract: A touch panel including: a first electrode pattern arranged in a first direction, including a plurality of first electrode cells that are physically separated from each other; a second electrode pattern arranged in a second direction crossing the first direction, including a plurality of second electrode cells that are physically separated from each other; first touch signal lines connected to the first electrode cells; and second touch signal lines connected to the second electrode cells. The electrode patterns and the touch signal lines are arranged on the same layer on a substrate such that a first virtual connection line for connecting centers of second electrode cells of a first group corresponding to an n-th first electrode cell crosses a second virtual connection line for connecting centers of second electrode cells of a second group corresponding to an (n+1)-th first electrode cell.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: March 9, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Hye Shin, Soon Sung Ahn
  • Patent number: 10705663
    Abstract: A touch screen including a substrate that includes an active area and a non-active area adjacent to the active area, the active area including at least one fingerprint recognition area; touch sensing electrodes including first sensing electrodes arranged in the active area, and at least one second sensing electrode arranged in the fingerprint recognition area, the second sensing electrode configured for sensing a touch and recognizing a fingerprint; and a pad portion provided with a plurality of pads which are electrically connected to respective sensing electrodes, wherein the at least one second sensing electrode includes: a plurality of sub electrodes extending in a direction inclined with respect to an edge portion of the active area; and a plurality of fingerprint recognition lines connecting the sub electrodes to the pad portion, and the fingerprint recognition lines arranged in a same fingerprint recognition area extend in a same direction.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: July 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soon Sung Ahn, Hyoung Wook Jang, Hyun Jae Na, Mu Gyeom Kim
  • Publication number: 20200183516
    Abstract: A display device includes: a plurality of first electrode patterns; a plurality of second electrode patterns; a plurality of first touch signal lines; and a plurality of second touch signal lines. The plurality of first electrode patterns respectively include a plurality of first electrode cells physically separated from each other and arranged in a first direction. The plurality of second electrode patterns include a plurality of second electrode cells physically separated from each other and arranged in a second direction crossing the first direction. The plurality of first touch signal lines are connected to the first electrode cells. The plurality of second touch signal lines are connected to the second electrode cells. The first and second electrode patterns and the first and second touch signal lines are all positioned at the same layer on a substrate. The first touch signal lines are independently connected to each first electrode cell.
    Type: Application
    Filed: February 10, 2020
    Publication date: June 11, 2020
    Inventors: Hyoung Wook JANG, Hyun Jae NA, Jin Woo NOH, Soon Sung AHN
  • Patent number: 10564783
    Abstract: A display device includes: a plurality of first electrode patterns; a plurality of second electrode patterns; a plurality of first touch signal lines; and a plurality of second touch signal lines. The plurality of first electrode patterns respectively include a plurality of first electrode cells physically separated from each other and arranged in a first direction. The plurality of second electrode patterns include a plurality of second electrode cells physically separated from each other and arranged in a second direction crossing the first direction. The plurality of first touch signal lines are connected to the first electrode cells. The plurality of second touch signal lines are connected to the second electrode cells. The first and second electrode patterns and the first and second touch signal lines are all positioned at the same layer on a substrate. The first touch signal lines are independently connected to each first electrode cell.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: February 18, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyoung Wook Jang, Hyun Jae Na, Jin Woo Noh, Soon Sung Ahn
  • Publication number: 20190354230
    Abstract: A touch panel including: a first electrode pattern arranged in a first direction, including a plurality of first electrode cells that are physically separated from each other; a second electrode pattern arranged in a second direction crossing the first direction, including a plurality of second electrode cells that are physically separated from each other; first touch signal lines connected to the first electrode cells; and second touch signal lines connected to the second electrode cells. The electrode patterns and the touch signal lines are arranged on the same layer on a substrate such that a first virtual connection line for connecting centers of second electrode cells of a first group corresponding to an n-th first electrode cell crosses a second virtual connection line for connecting centers of second electrode cells of a second group corresponding to an (n+1)-th first electrode cell.
    Type: Application
    Filed: August 5, 2019
    Publication date: November 21, 2019
    Inventors: Ji Hye Shin, Soon Sung Ahn
  • Publication number: 20190324576
    Abstract: A touch screen including a substrate that includes an active area and a non-active area adjacent to the active area, the active area including at least one fingerprint recognition area; touch sensing electrodes including first sensing electrodes arranged in the active area, and at least one second sensing electrode arranged in the fingerprint recognition area, the second sensing electrode configured for sensing a touch and recognizing a fingerprint; and a pad portion provided with a plurality of pads which are electrically connected to respective sensing electrodes, wherein the at least one second sensing electrode includes: a plurality of sub electrodes extending in a direction inclined with respect to an edge portion of the active area; and a plurality of fingerprint recognition lines connecting the sub electrodes to the pad portion, and the fingerprint recognition lines arranged in a same fingerprint recognition area extend in a same direction.
    Type: Application
    Filed: June 28, 2019
    Publication date: October 24, 2019
    Inventors: Soon Sung AHN, Hyoung Wook JANG, Hyun Jae NA, Mu Gyeom KIM
  • Patent number: 10379684
    Abstract: A touch screen including a substrate that includes an active area and a non-active area adjacent to the active area, the active area including at least one fingerprint recognition area; touch sensing electrodes including first sensing electrodes arranged in the active area, and at least one second sensing electrode arranged in the fingerprint recognition area, the second sensing electrode configured for sensing a touch and recognizing a fingerprint; and a pad portion provided with a plurality of pads which are electrically connected to respective sensing electrodes, wherein the at least one second sensing electrode includes: a plurality of sub electrodes extending in a direction inclined with respect to an edge portion of the active area; and a plurality of fingerprint recognition lines connecting the sub electrodes to the pad portion, and the fingerprint recognition lines arranged in a same fingerprint recognition area extend in a same direction.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: August 13, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soon Sung Ahn, Hyoung Wook Jang, Hyun Jae Na, Mu Gyeom Kim
  • Patent number: 10372264
    Abstract: A touch panel including: a first electrode pattern arranged in a first direction, including a plurality of first electrode cells that are physically separated from each other; a second electrode pattern arranged in a second direction crossing the first direction, including a plurality of second electrode cells that are physically separated from each other; first touch signal lines connected to the first electrode cells; and second touch signal lines connected to the second electrode cells. The electrode patterns and the touch signal lines are arranged on the same layer on a substrate such that a first virtual connection line for connecting centers of second electrode cells of a first group corresponding to an n-th first electrode cell crosses a second virtual connection line for connecting centers of second electrode cells of a second group corresponding to an (n+1)-th first electrode cell.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: August 6, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Hye Shin, Soon Sung Ahn
  • Patent number: 10285263
    Abstract: A circuit board includes a substrate and conductive patterns disposed inside or on the substrate, in which two neighboring conductive patterns are separated from each other by a gap disposed therebetween, and the conductive pattern includes first cut patterns connected to the gap and disposed toward an inside of the conductive pattern.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: May 7, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Ho Hong, Hye Jin Joo, Won Il Choi, Soon Sung Ahn, Hyoung Wook Jang
  • Publication number: 20180373386
    Abstract: A touch panel including: a first electrode pattern arranged in a first direction, including a plurality of first electrode cells that are physically separated from each other; a second electrode pattern arranged in a second direction crossing the first direction, including a plurality of second electrode cells that are physically separated from each other; first touch signal lines connected to the first electrode cells; and second touch signal lines connected to the second electrode cells. The electrode patterns and the touch signal lines are arranged on the same layer on a substrate such that a first virtual connection line for connecting centers of second electrode cells of a first group corresponding to an n-th first electrode cell crosses a second virtual connection line for connecting centers of second electrode cells of a second group corresponding to an (n+1)-th first electrode cell.
    Type: Application
    Filed: August 31, 2018
    Publication date: December 27, 2018
    Inventors: Ji Hye SHIN, Soon Sung AHN
  • Patent number: 10067592
    Abstract: A touch panel includes: a first electrode pattern arranged in a first direction, including a plurality of first electrode cells that are physically separated from each other; a second electrode pattern arranged in a second direction crossing the first direction, including a plurality of second electrode cells that are physically separated from each other; first touch signal lines connected to the first electrode cells; and second touch signal lines connected to the second electrode cells. The electrode patterns and the touch signal lines are arranged on the same layer on a substrate such that a first virtual connection line for connecting centers of second electrode cells of a first group corresponding to an n-th first electrode cell crosses a second virtual connection line for connecting centers of second electrode cells of a second group corresponding to an (n+1)-th first electrode cell.
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: September 4, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Hye Shin, Soon Sung Ahn
  • Publication number: 20180164925
    Abstract: A display device includes: a plurality of first electrode patterns; a plurality of second electrode patterns; a plurality of first touch signal lines; and a plurality of second touch signal lines. The plurality of first electrode patterns respectively include a plurality of first electrode cells physically separated from each other and arranged in a first direction. The plurality of second electrode patterns include a plurality of second electrode cells physically separated from each other and arranged in a second direction crossing the first direction. The plurality of first touch signal lines are connected to the first electrode cells. The plurality of second touch signal lines are connected to the second electrode cells. The first and second electrode patterns and the first and second touch signal lines are all positioned at the same layer on a substrate. The first touch signal lines are independently connected to each first electrode cell.
    Type: Application
    Filed: February 12, 2018
    Publication date: June 14, 2018
    Inventors: Hyoung Wook JANG, Hyun Jae NA, Jin Woo NOH, Soon Sung AHN
  • Patent number: 9977559
    Abstract: Provided herein is a display device including a display unit for displaying an image, the display unit including light emitting regions; a touch sensor arranged on a rear surface of the display unit; and a coil unit arranged on a front surface of the display unit, and including a plurality of auxiliary coils.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: May 22, 2018
    Assignee: SAMSUNG DISPLAY, CO., LTD.
    Inventors: Soon Sung Ahn, Hyoung Wook Jang
  • Patent number: 9946416
    Abstract: Disclosed is a touch sensor device, including: a plurality of first sensing electrodes which includes a plurality of first linear electrodes extending in a first direction and a first connection electrode connecting the plurality of first linear electrodes to each other; and a plurality of second sensing electrodes which includes a plurality of second linear electrodes extending in a second direction perpendicular to the first direction and a second connection electrode connecting the plurality of second linear electrodes to each other, in which a disposition density of the plurality of first linear electrodes included in one first sensing electrode is gradually decreased from a center of the first sensing electrode to an outer side of the first sensing electrode.
    Type: Grant
    Filed: June 17, 2015
    Date of Patent: April 17, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Soon Sung Ahn, Hyoung Wook Jang, Seung Heui Jeong, Joo Hyung Lee
  • Patent number: 9939968
    Abstract: A touch panel including a base portion having a thickness that varies according to applied pressure; a first conductive pattern unit disposed on a first surface of the base portion and including first conductive patterns; and a second conductive pattern unit disposed on a second surface of the base portion opposing the first conductive pattern and including second conductive patterns that overlap with the first conductive patterns. Each of the first conductive patterns includes regions overlapping with the second conductive patterns, and in one of the overlapping regions, an amount of overlapping area between the first conductive pattern and the second conductive pattern decreases the farther away radially the overlapping area is from a center point of the overlapping region.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: April 10, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventor: Soon-Sung Ahn
  • Patent number: 9898146
    Abstract: A display device includes: a plurality of first electrode patterns; a plurality of second electrode patterns; a plurality of first touch signal lines; and a plurality of second touch signal lines. The plurality of first electrode patterns respectively include a plurality of first electrode cells physically separated from each other and arranged in a first direction. The plurality of second electrode patterns include a plurality of second electrode cells physically separated from each other and arranged in a second direction crossing the first direction. The plurality of first touch signal lines are connected to the first electrode cells. The plurality of second touch signal lines are connected to the second electrode cells. The first and second electrode patterns and the first and second touch signal lines are all positioned at the same layer on a substrate. The first touch signal lines are independently connected to each first electrode cell.
    Type: Grant
    Filed: October 1, 2014
    Date of Patent: February 20, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyoung Wook Jang, Hyun Jae Na, Jin Woo Noh, Soon Sung Ahn
  • Patent number: 9886144
    Abstract: A capacitive type touch sensor, includes a plurality of driving electrodes, a plurality of sensing electrodes disposed to overlap the driving electrodes, the sensing electrodes and the driving electrodes being spaced apart from each other, a driving unit configured to supply driving signals to the respective driving electrodes, and a sensing unit configured to detect sensing signals from the sensing electrodes, wherein the driving signals supplied by the driving unit include at least one of a first driving signal having a first frequency and a second driving signal having a second frequency different from the first frequency.
    Type: Grant
    Filed: October 1, 2014
    Date of Patent: February 6, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyoung-Wook Jang, Soon-Sung Ahn, Ja-seung Ku
  • Patent number: 9846497
    Abstract: A stylus includes a pressure detector for detecting applied pressure, a first signal generator for generating a signal of a first frequency, a second signal generator for generating a signal of a second frequency, and a controller for adjusting at least one of the first and second signal generators to control an amplitude ratio of the signal of the first frequency to the signal of the second frequency according to the applied pressure detected by the pressure detector.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: December 19, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soon-Sung Ahn, Hyoung-Wook Jang