Patents by Inventor Hyoung-hak Kim
Hyoung-hak Kim 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: 20250056946Abstract: An embodiment of the present specification discloses a display device including a display panel including a display area and a non-display area adjacent to the display area and a metal dam disposed in the non-display area to surround at least three surfaces of the display panel. The display panel includes a substrate, a pixel driving circuit disposed on the substrate, and a light emitting element driven by the pixel driving circuit, the metal dam may be spaced a selected distance from an edge of the display panel, the metal dam may be formed of a plurality of metal layers connected through at least one hole, and the metal dam may include a first metal dam, a second metal dam, and a third metal dam that are disposed in the non-display area while surrounding at least three surfaces of the display area.Type: ApplicationFiled: August 5, 2024Publication date: February 13, 2025Inventors: Hye Sun JUNG, Bung Goo KIM, Hyoung Ho AHN, Hee Won LEE, Jun Young JO, Sang Hak SHIN, Jae Kwang LEE, Hyoung Sun PARK, Pyung Ho CHOI, Tae Yoon KIM
-
Publication number: 20250040309Abstract: A display apparatus according to an exemplary embodiment is disclosed. A display apparatus according to an exemplary embodiment includes a substrate having a bending region between an active area and a pad area. The display apparatus includes a planarization film on the active area and the pad area in the substrate. The display apparatus includes a first organic film coated on the planarization film, a second organic film coated on the first organic film, and a third organic film coated on the second organic film. The third organic film is formed such that an upper surface thereof is flattened in the active region. The display apparatus includes a plurality of light-emitting elements disposed on the third organic film.Type: ApplicationFiled: July 23, 2024Publication date: January 30, 2025Inventors: Hye Sun JUNG, Bung Goo KIM, Hyoung Ho AHN, Hee Won LEE, Jun Young JO, Sang Hak SHIN, Jae Kwang LEE, Hyoung Sun PARK, Pyung Ho CHOI, Tae Yoon KIM
-
Publication number: 20250037646Abstract: A mother substrate for a display panel and a display panel using the same are disclosed. A mother substrate for a display panel includes a conductive ring disposed in a non-display area outside the display area and surrounding each of the display areas, and one or more dummy pixel driving circuits disposed in a non-display area outside the display area. An electrostatic discharge (ESD) prevention structure inside the dummy pixel driving circuit can prevent defects of display panels due to ESD occurring in the manufacturing process of the display panel.Type: ApplicationFiled: June 11, 2024Publication date: January 30, 2025Inventors: Jun Young JO, Bung Goo KIM, Hyoung Ho AHN, Hee Won LEE, Hye Sun JUNG, Sang Hak SHIN, Jae Kwang LEE, Hyoung Sun PARK, Pyung Ho CHOI, Tae Yoon KIM
-
Publication number: 20250031498Abstract: A display panel and a display apparatus including the display panel are presented herein. A display panel according to one or more embodiments includes a substrate; an insulating layer on the substrate; a bank pattern on the insulating layer; a first electrode on the bank pattern; a contact electrode on the insulating layer, the contact electrode spaced apart from the bank pattern; a light-emitting element on the first electrode; a first optical layer surrounding the light-emitting element, the first optical layer comprising an organic insulating material including metal particles; a second optical layer on the contact electrode; and a third optical layer on the first optical layer.Type: ApplicationFiled: May 28, 2024Publication date: January 23, 2025Inventors: Yong Hoon Lee, Woo Sung Kim, Jong Soo Han, Sang Hak Shin, Dong Kyu Kim, Hyoung Sun Park, Hyun Seok Na, Hyun Chyol Shin, Seong Soo Cho
-
Publication number: 20250023000Abstract: A mother substrate for a display panel and a display panel using the same are disclosed. The mother substrate comprises a plurality of display area including a plurality of light-emitting areas configured to receive light-emitting elements, a plurality of wirings, and a plurality of pads connected to the plurality of wirings; a conductive ring in a non-display area that surrounds the display area such that each of the display areas is surrounded by the conductive ring and electrically connected to the pads; a photoresist pattern covering the plurality of display areas and the non-display area; and a first metal layer covering the photoresist pattern. The conductive ring includes an electrostatic blocking area.Type: ApplicationFiled: May 28, 2024Publication date: January 16, 2025Inventors: Jun Young Jo, Bung Goo Kim, Hyoung Ho Ahn, Hee Won Lee, Hye Sun Jung, Sang Hak Shin, Jae Kwang Lee, Hyoung Sun Park, Pyung Ho Choi, Tae Yoon Kim
-
Patent number: 12142206Abstract: A display device includes: a substrate including a display area configured to display images and a non-display area around the display area; a plurality of driving voltage lines in the display area; a plurality of initialization voltage lines in the display area; a plurality of driving voltage transmission lines in the non-display area and configured to transmit a driving voltage to the driving voltage line, and including a first driving voltage transmission line and a second driving voltage transmission line adjacent to each other; an initialization voltage transmission line in the non-display area and configured to transmit an initialization voltage to the initialization voltage line; and a bridge connecting the first driving voltage transmission line and the second driving voltage transmission line and overlapping the initialization voltage transmission line.Type: GrantFiled: May 1, 2023Date of Patent: November 12, 2024Assignee: Samsung Display Co., Ltd.Inventors: Sang-Ho Moon, Chun Gi You, Hyoung Hak Kim
-
Publication number: 20230354658Abstract: An embodiment provides a light emitting display device including a pixel circuit disposed on a substrate, a repair line disposed on the substrate, a connection electrode overlapping the repair line in a thickness direction of the substrate, an insulating layer disposed on the pixel circuit and the connection electrode, a pixel electrode disposed on the insulating layer, and a connection portion disposed on the insulating layer. The pixel electrode includes a first electrode portion electrically connected to the pixel circuit through a first contact hole formed in the insulating layer and a second electrode portion electrically connected to the connection electrode through a second contact hole formed in the insulating layer. The connection portion electrically connect the first electrode portion and the second electrode portion.Type: ApplicationFiled: January 18, 2023Publication date: November 2, 2023Applicant: Samsung Display Co., LTD.Inventors: Chun Gi YOU, Hyoung Hak KIM, Hyun Young KIM
-
Publication number: 20230267880Abstract: A display device includes: a substrate including a display area configured to display images and a non-display area around the display area; a plurality of driving voltage lines in the display area; a plurality of initialization voltage lines in the display area; a plurality of driving voltage transmission lines in the non-display area and configured to transmit a driving voltage to the driving voltage line, and including a first driving voltage transmission line and a second driving voltage transmission line adjacent to each other; an initialization voltage transmission line in the non-display area and configured to transmit an initialization voltage to the initialization voltage line; and a bridge connecting the first driving voltage transmission line and the second driving voltage transmission line and overlapping the initialization voltage transmission line.Type: ApplicationFiled: May 1, 2023Publication date: August 24, 2023Inventors: Sang-Ho MOON, Chun Gi YOU, Hyoung Hak KIM
-
Patent number: 11640789Abstract: A display device includes: a substrate including a display area configured to display images and a non-display area around the display area; a plurality of driving voltage lines in the display area; a plurality of initialization voltage lines in the display area; a plurality of driving voltage transmission lines in the non-display area and configured to transmit a driving voltage to the driving voltage line, and including a first driving voltage transmission line and a second driving voltage transmission line adjacent to each other; an initialization voltage transmission line in the non-display area and configured to transmit an initialization voltage to the initialization voltage line; and a bridge connecting the first driving voltage transmission line and the second driving voltage transmission line and overlapping the initialization voltage transmission line.Type: GrantFiled: August 26, 2022Date of Patent: May 2, 2023Assignee: Samsung Display Co., Ltd.Inventors: Sang-Ho Moon, Chun Gi You, Hyoung Hak Kim
-
Publication number: 20220415252Abstract: A display device includes: a substrate including a display area configured to display images and a non-display area around the display area; a plurality of driving voltage lines in the display area; a plurality of initialization voltage lines in the display area; a plurality of driving voltage transmission lines in the non-display area and configured to transmit a driving voltage to the driving voltage line, and including a first driving voltage transmission line and a second driving voltage transmission line adjacent to each other; an initialization voltage transmission line in the non-display area and configured to transmit an initialization voltage to the initialization voltage line; and a bridge connecting the first driving voltage transmission line and the second driving voltage transmission line and overlapping the initialization voltage transmission line.Type: ApplicationFiled: August 26, 2022Publication date: December 29, 2022Inventors: Sang-Ho MOON, Chun Gi YOU, Hyoung Hak KIM
-
Patent number: 11436976Abstract: A display device includes: a substrate including a display area configured to display images and a non-display area around the display area; a plurality of driving voltage lines in the display area; a plurality of initialization voltage lines in the display area; a plurality of driving voltage transmission lines in the non-display area and configured to transmit a driving voltage to the driving voltage line, and including a first driving voltage transmission line and a second driving voltage transmission line adjacent to each other; an initialization voltage transmission line in the non-display area and configured to transmit an initialization voltage to the initialization voltage line; and a bridge connecting the first driving voltage transmission line and the second driving voltage transmission line and overlapping the initialization voltage transmission line.Type: GrantFiled: June 16, 2021Date of Patent: September 6, 2022Assignee: Samsung Display Co., Ltd.Inventors: Sang-Ho Moon, Chun Gi You, Hyoung Hak Kim
-
Publication number: 20220020325Abstract: A display device includes: a substrate including a display area configured to display images and a non-display area around the display area; a plurality of driving voltage lines in the display area; a plurality of initialization voltage lines in the display area; a plurality of driving voltage transmission lines in the non-display area and configured to transmit a driving voltage to the driving voltage line, and including a first driving voltage transmission line and a second driving voltage transmission line adjacent to each other; an initialization voltage transmission line in the non-display area and configured to transmit an initialization voltage to the initialization voltage line; and a bridge connecting the first driving voltage transmission line and the second driving voltage transmission line and overlapping the initialization voltage transmission line.Type: ApplicationFiled: June 16, 2021Publication date: January 20, 2022Inventors: Sang-Ho MOON, Chun Gi YOU, Hyoung Hak KIM
-
Publication number: 20160182858Abstract: A multivision display apparatus which enables participants who conduct a video conference to conduct the video conference in a manner in which the participants keep eye contact with each other. The multivision display apparatus includes a plurality of display apparatuses which output images, a bezel provided on an edge of each of the plurality of display apparatuses, a light receiving device which is provided on the bezel positioned at the center of a screen formed with the plurality of display apparatuses to have a vertical length, and receives an image, and an image receiving device which is provided on an upper end of the bezel to be connected to the light receiving device, receives the image received by the light receiving device, generates image data, and transmits the image data to the display apparatuses.Type: ApplicationFiled: October 16, 2015Publication date: June 23, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung Hyun CHOI, Hyoung Hak Kim, Dai Boong Lee
-
Patent number: 8614697Abstract: A display apparatus includes a timing controller which outputs image data, a data control signal and a first gate control signal, a data driving circuit which receives the image data and converts the image data into data voltages, a control signal converting circuit which delays the first gate control signal by a reference time period to convert the first gate control signal into a second gate control signal based on a reference signal, a gate driving circuit which outputs gate signals based on the second gate control signal, and a display panel which displays an image corresponding to the one line of the data voltages based on the gate signals. Each gate signal rises at a point in time delayed from a starting point of a corresponding horizontal scanning period by the reference time period and falls before an ending point of the corresponding horizontal scanning period.Type: GrantFiled: April 1, 2009Date of Patent: December 24, 2013Assignee: Samsung Display Co., Ltd.Inventors: Hyoung-Hak Kim, Sang-Hoon Park, Kyu-Jin Park, Kyu-Hun Lim, Sun-Mi Son
-
Patent number: 8471978Abstract: A driving device including a board on which a timing controller for signal processing and a memory are mounted, the board having a conductive field, in which the conductive field has a non-contact region which is coated with an insulating material, and an exposed contact region which is not covered with the insulating material, the exposed contact region formed adjacent to the timing controller or the memory, a conductive member disposed in the exposed contact region, and a shield covering the board and electrically connected to the conductive field via the conductive member.Type: GrantFiled: January 26, 2011Date of Patent: June 25, 2013Assignee: Samsung Display Co., Ltd.Inventors: Hyoung-Hak Kim, Tae-Hyeong Park, Dong-Ho Lee
-
Patent number: 8373646Abstract: In a backlight device and a driving method thereof, a voltage controller controls a voltage level of a first input voltage in response to a dimming signal to output a second input voltage. A pulse generator receives the second input voltage from the voltage controller and generates a pulse signal having a duty ratio corresponding to the dimming signal and a high voltage level corresponding to the second input voltage. An inverter generates a lamp driving signal based on the pulse signal. At least one lamp included in the backlight device is turned on or turned off in response to a lamp driving signal to adjust luminance of the backlight device.Type: GrantFiled: November 24, 2009Date of Patent: February 12, 2013Assignee: Samsung Display Co., Ltd.Inventors: Kyu-Jin Park, Hyoung-Hak Kim, Sang-Hoon Park
-
Publication number: 20110122597Abstract: A driving device including a board on which a timing controller for signal processing and a memory are mounted, the board having a conductive field, in which the conductive field has a non-contact region which is coated with an insulating material, and an exposed contact region which is not covered with the insulating material, the exposed contact region formed adjacent to the timing controller or the memory, a conductive member disposed in the exposed contact region, and a shield covering the board and electrically connected to the conductive field via the conductive memberType: ApplicationFiled: January 26, 2011Publication date: May 26, 2011Inventors: Hyoung-Hak Kim, Tae-Hyeong Park, Dong-Ho Lee
-
Patent number: 7894035Abstract: A driving device including a board on which a timing controller for signal processing and a memory are mounted, the board having a conductive field, in which the conductive field has a non-contact region which is coated with an insulating material, and an exposed contact region which is not covered with the insulating material, the exposed contact region formed adjacent to the timing controller or the memory, a conductive member disposed in the exposed contact region, and a shield covering the board and electrically connected to the conductive field via the conductive member.Type: GrantFiled: January 19, 2010Date of Patent: February 22, 2011Assignee: Samsung Electronics Co., Ltd.Inventor: Hyoung-hak Kim
-
Publication number: 20100302289Abstract: In a backlight device and a driving method thereof, a voltage controller controls a voltage level of a first input voltage in response to a dimming signal to output a second input voltage. A pulse generator receives the second input voltage from the voltage controller and generates a pulse signal having a duty ratio corresponding to the dimming signal and a high voltage level corresponding to the second input voltage. An inverter generates a lamp driving signal based on the pulse signal. At least one lamp included in the backlight device is turned on or turned off in response to a lamp driving signal to adjust luminance of the backlight device.Type: ApplicationFiled: November 24, 2009Publication date: December 2, 2010Inventors: Kyu-Jin PARK, Hyoung-Hak KIM, Sang-Hoon PARK
-
Publication number: 20100110049Abstract: A driving device including a board on which a timing controller for signal processing and a memory are mounted, the board having a conductive field, in which the conductive field has a non-contact region which is coated with an insulating material, and an exposed contact region which is not covered with the insulating material, the exposed contact region formed adjacent to the timing controller or the memory, a conductive member disposed in the exposed contact region, and a shield covering the board and electrically connected to the conductive field via the conductive member.Type: ApplicationFiled: January 19, 2010Publication date: May 6, 2010Inventor: Hyoung-hak Kim