Patents by Inventor Young-Seok Yoo
Young-Seok Yoo 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: 20250138677Abstract: A display device includes a display panel, a sensor unit overlapping the display panel and including a plurality of touch driving electrodes, a plurality of touch sensing electrodes, and a plurality of noise sensing electrodes, and a touch driving circuit supplying a driving signal to the plurality of touch driving electrodes and receiving a touch sensing signal from the plurality of touch sensing electrodes. The touch driving circuit is configured to receive a noise level signal indicating a noise level of the display panel from a host that generates image data, select at least some noise sensing channels among a plurality of noise sensing channels connected to the plurality of noise sensing electrodes, based on the noise level signal, receive a noise signal using at least some of the selected noise sensing channels, and compensate for the touch sensing signal using the received noise signal.Type: ApplicationFiled: August 21, 2024Publication date: May 1, 2025Inventors: Soo Won KIM, Gwang Bum KO, Mi Hee SON, Young Seok YOO, Joo Hyeon JEONG
-
Publication number: 20250130669Abstract: A display device includes: a display driver for displaying an image on a display panel of the display device, and generating a mode control signal indicating whether the display panel includes at least one of a first display area and a second display area; and a sensor driver for setting a touch sensitivity of a first touch area of the display device corresponding to the first display area and a touch sensitivity of a second touch area of the display device correspond to the second display area, based on the mode control signal.Type: ApplicationFiled: June 25, 2024Publication date: April 24, 2025Inventors: Soo Won KIM, Hyun Jae LEE, Young Sik KIM, Yun Ho KIM, Young Seok YOO
-
Patent number: 12182367Abstract: A touch sensing device includes a base layer, a touch electrode layer, a first reinforcing member, and a touch circuit board. The base layer includes a main area and a protruding area protruding from the main area in a first direction. The touch electrode layer is disposed on a surface of the base layer. The first reinforcing member is disposed on a surface of the protruding area. The touch circuit board is electrically connected to the touch electrode layer. The protruding area includes a bending area and a pad area. The bending area is bent downward. The pad area extends from the bending area in the first direction and overlaps the base layer in a second direction intersecting the first direction in a bent state of the bending area. The touch circuit board is attached to the pad area.Type: GrantFiled: December 9, 2019Date of Patent: December 31, 2024Assignee: Samsung Display Co., Ltd.Inventors: Byeong Kyu Jeon, Jeong Heon Lee, Chang Bum Kim, Jung Mok Park, Hee Woong Park, Sang Wook Yoo, Young Seok Yoo, Choon Hyop Lee
-
Publication number: 20230280870Abstract: A display device includes a display unit having a display area with a first hole formed therein, and an input sensing unit which is disposed on the display unit and having a second hole corresponding to the first hole. the input sensing unit includes a base layer which includes: an adjacent area adjacent to the second hole; and a sensing area overlapping the display area, detection electrodes disposed on the sensing area; and a first connection wiring disposed on the adjacent area and that electrically connects at least two detection electrodes spaced apart by the second hole, disposed at respective sides of the second hole. The display unit includes dams disposed adjacent to the first hole, each of the dams forming a closed loop along edges of the first hole. The first connection wiring overlaps at least one of the dams.Type: ApplicationFiled: April 11, 2023Publication date: September 7, 2023Inventors: Chang Bum KIM, Hyung Chul Kim, Jung Mok Park, Young Sik Kim, Young Seok Yoo
-
Patent number: 11747869Abstract: A display device is disclosed that includes a display panel, a sensor substrate, sensing electrodes, an antenna pattern, an antenna signal line, an antenna pad, and an antenna frame. The sensor substrate is disposed on an upper surface of the display panel and includes a touch sensing area, a first peripheral area adjacent to the touch sensing area, and a second peripheral area bent from the first peripheral area. The sensing electrodes and the antenna pattern are disposed on the touch sensing area of the sensor substrate. The antenna signal line is connected from the antenna pattern and extends to the first peripheral area and the second peripheral area. The antenna pad is disposed in the second peripheral area and connects to the antenna signal line. The antenna frame is attached to a lower surface of the display panel and defines a bending shape of the sensor substrate.Type: GrantFiled: July 13, 2022Date of Patent: September 5, 2023Assignee: Samsung Display Co., Ltd.Inventors: Hyun Jae Lee, Sung Hwan Kim, Young Seok Yoo
-
Publication number: 20230176630Abstract: A display device is disclosed that includes a display panel, a sensor substrate, sensing electrodes, an antenna pattern, an antenna signal line, an antenna pad, and an antenna frame. The sensor substrate is disposed on an upper surface of the display panel and includes a touch sensing area, a first peripheral area adjacent to the touch sensing area, and a second peripheral area bent from the first peripheral area. The sensing electrodes and the antenna pattern are disposed on the touch sensing area of the sensor substrate. The antenna signal line is connected from the antenna pattern and extends to the first peripheral area and the second peripheral area. The antenna pad is disposed in the second peripheral area and connects to the antenna signal line. The antenna frame is attached to a lower surface of the display panel and defines a bending shape of the sensor substrate.Type: ApplicationFiled: July 13, 2022Publication date: June 8, 2023Inventors: Hyun Jae LEE, Sung Hwan KIM, Young Seok YOO
-
Patent number: 11656730Abstract: A display device includes a display unit having a display area with a first hole formed therein, and an input sensing unit which is disposed on the display unit and having a second hole corresponding to the first hole, the input sensing unit includes a base layer which includes: an adjacent area adjacent to the second hole; and a sensing area overlapping the display area, detection electrodes disposed on the sensing area; and a first connection wiring disposed on the adjacent area and that electrically connects at least two detection electrodes spaced apart by the second hole, disposed at respective sides of the second hole. The display unit includes dams disposed adjacent to the first hole, each of the dams forming a closed loop along edges of the first hole. The first connection wiring overlaps at least one of the dams.Type: GrantFiled: February 4, 2022Date of Patent: May 23, 2023Assignee: Samsung Display Co., Ltd.Inventors: Chang Bum Kim, Hyung Chul Kim, Jung Mok Park, Young Sik Kim, Young Seok Yoo
-
Publication number: 20220229516Abstract: A display device includes a display unit having a display area with a first hole formed therein, and an input sensing unit which is disposed on the display unit and having a second hole corresponding to the first hole. the input sensing unit includes a base layer which includes: an adjacent area adjacent to the second hole; and a sensing area overlapping the display area, detection electrodes disposed on the sensing area; and a first connection wiring disposed on the adjacent area and that electrically connects at least two detection electrodes spaced apart by the second hole, disposed at respective sides of the second hole. The display unit includes dams disposed adjacent to the first hole, each of the dams forming a closed loop along edges of the first hole. The first connection wiring overlaps at least one of the dams.Type: ApplicationFiled: February 4, 2022Publication date: July 21, 2022Inventors: Chang Bum KIM, Hyung Chul KIM, Jung Mok PARK, Young Sik KIM, Young Seok YOO
-
Patent number: 11243645Abstract: A display device is provided. The display device includes a display unit which includes a display area and a first hole formed in the display area; and an input sensing unit which is disposed on the display unit and comprises a second hole corresponding to the first hole, the input sensing unit further including: a base layer which includes: an adjacent area disposed adjacent to the second hole and a sensing area overlapping the display area and surrounding the adjacent area; detection electrodes which are disposed on the sensing area; and a first connection wiring which is disposed on the adjacent area, the first connection wire electrically connecting at least two detection electrodes spaced apart by the second hole, disposed at respective sides of the second hole.Type: GrantFiled: January 30, 2019Date of Patent: February 8, 2022Assignee: Samsung Display Co., Ltd.Inventors: Chang Bum Kim, Hyung Chul Kim, Jung Mok Park, Young Sik Kim, Young Seok Yoo
-
Patent number: 11169629Abstract: A touch screen and a display device having the same are disclosed. The touch screen includes an insulating substrate including a sensing region and a peripheral region, a plurality of sensing electrodes disposed in the sensing region, a plurality of wirings disposed in the peripheral region and electrically connected to the plurality of sensing electrodes, a plurality of pads disposed in the peripheral region and electrically connected to the plurality of wirings, an optical film disposed on an upper portion of the plurality of sensing electrodes, a flexible circuit board electrically connected to the plurality of pads, and a reinforcing member disposed on the flexible circuit board corresponding to the plurality of pads, wherein a first height measured from the insulating substrate to an upper surface of the reinforcing member is equal to a second height measured from the insulating substrate to an upper surface of the optical film.Type: GrantFiled: April 16, 2019Date of Patent: November 9, 2021Inventors: Ji Yeon Baek, Mi Young Kim, Chang Bum Kim, Jung Mok Park, Young Seok Yoo, Byeong Kyu Jeon, Hee Yeon Choi
-
Patent number: 11067723Abstract: An optical touch film includes a sensor layer, an optical film, an adhesive layer, a separation layer, and a refractive insulating layer. The sensor layer includes touch electrodes forming a sensor. The adhesive layer is between the sensor layer and the optical film. The separation layer is on a surface of the sensor layer. The separation layer includes an organic polymer material. The refractive insulating layer is on the touch electrodes. A refractive index of the refractive insulating layer is greater than a refractive index of the separation layer.Type: GrantFiled: January 15, 2020Date of Patent: July 20, 2021Assignee: Samsung Display Co., Ltd.Inventors: In Nam Lee, Young Seok Yoo, Kang Won Lee, Hyun Jae Lee, Seung Hwan Chung
-
Publication number: 20200301541Abstract: A touch sensing device includes a base layer, a touch electrode layer, a first reinforcing member, and a touch circuit board. The base layer includes a main area and a protruding area protruding from the main area in a first direction. The touch electrode layer is disposed on a surface of the base layer. The first reinforcing member is disposed on a surface of the protruding area. The touch circuit board is electrically connected to the touch electrode layer. The protruding area includes a bending area and a pad area. The bending area is bent downward. The pad area extends from the bending area in the first direction and overlaps the base layer in a second direction intersecting the first direction in a bent state of the bending area. The touch circuit board is attached to the pad area.Type: ApplicationFiled: December 9, 2019Publication date: September 24, 2020Inventors: Byeong Kyu JEON, Jeong Heon LEE, Chang Bum KIM, Jung Mok PARK, Hee Woong PARK, Sang Wook YOO, Young Seok YOO, Choon Hyop LEE
-
Publication number: 20200150799Abstract: An optical touch film includes a sensor layer, an optical film, an adhesive layer, a separation layer, and a refractive insulating layer. The sensor layer includes touch electrodes forming a sensor. The adhesive layer is between the sensor layer and the optical film. The separation layer is on a surface of the sensor layer. The separation layer includes an organic polymer material. The refractive insulating layer is on the touch electrodes. A refractive index of the refractive insulating layer is greater than a refractive index of the separation layer.Type: ApplicationFiled: January 15, 2020Publication date: May 14, 2020Inventors: In Nam Lee, Young Seok Yoo, Kang Won Lee, Hyun Jae Lee, Seung Hwan Chung
-
Publication number: 20200089347Abstract: A touch screen and a display device having the same are disclosed. The touch screen includes an insulating substrate including a sensing region and a peripheral region, a plurality of sensing electrodes disposed in the sensing region, a plurality of wirings disposed in the peripheral region and electrically connected to the plurality of sensing electrodes, a plurality of pads disposed in the peripheral region and electrically connected to the plurality of wirings, an optical film disposed on an upper portion of the plurality of sensing electrodes, a flexible circuit board electrically connected to the plurality of pads, and a reinforcing member disposed on the flexible circuit board corresponding to the plurality of pads, wherein a first height measured from the insulating substrate to an upper surface of the reinforcing member is equal to a second height measured from the insulating substrate to an upper surface of the optical film.Type: ApplicationFiled: April 16, 2019Publication date: March 19, 2020Inventors: Ji Yeon BAEK, Mi Young KIM, Chang Bum KIM, Jung Mok PARK, Young Seok YOO, Byeong Kyu JEON, Hee Yeon CHOI
-
Publication number: 20200064968Abstract: A display device is provided. The display device includes a display unit which includes a display area and a first hole formed in the display area; and an input sensing unit which is disposed on the display unit and comprises a second hole corresponding to the first hole, the input sensing unit further including: a base layer which includes: an adjacent area disposed adjacent to the second hole and a sensing area overlapping the display area and surrounding the adjacent area; detection electrodes which are disposed on the sensing area; and a first connection wiring which is disposed on the adjacent area, the first connection wire electrically connecting at least two detection electrodes spaced apart by the second hole, disposed at respective sides of the second hole.Type: ApplicationFiled: January 30, 2019Publication date: February 27, 2020Inventors: Chang Bum KIM, Hyung Chul KIM, Jung Mok PARK, Young Sik KIM, Young Seok YOO
-
Patent number: 10572080Abstract: An optical touch film includes a sensor layer, an optical film, an adhesive layer, a separation layer, and a refractive insulating layer. The sensor layer includes touch electrodes forming a sensor. The adhesive layer is between the sensor layer and the optical film. The separation layer is on a surface of the sensor layer. The separation layer includes an organic polymer material. The refractive insulating layer is on the touch electrodes. A refractive index of the refractive insulating layer is greater than a refractive index of the separation layer.Type: GrantFiled: June 12, 2017Date of Patent: February 25, 2020Assignee: Samsung Display Co., Ltd.Inventors: In Nam Lee, Young Seok Yoo, Kang Won Lee, Hyun Jae Lee, Seung Hwan Chung
-
Patent number: 10359892Abstract: A flexible touch sensing unit includes a substrate including a plane region and a bending region, a plurality of sensing electrodes disposed on the substrate, a plurality of sensing lines surrounding the plurality of sensing electrodes and electrically connected to the plurality of sensing electrodes, and a damage prevention layer disposed in the bending region. Cracks on the sensing electrodes and the sensing lines which are disposed in the bending region may be prevented by the damage prevention layer in the bending region. A resulting flexible display device using the flexible touch sensing unit may be thinner by omission of a flexibility enhancing layer.Type: GrantFiled: December 20, 2016Date of Patent: July 23, 2019Assignee: Samsung Display Co., Ltd.Inventors: Kang-Won Lee, Young-Sik Kim, Hee-Woong Park, Young-Seok Yoo, Jeong-Heon Lee, Sung-Hwan Kim, Hyung-Chul Kim, Choon-Hyop Lee, Hyun-Jae Lee
-
Patent number: 10268241Abstract: A touch screen panel including a display panel; a first flexible circuit board including a first end connected to the display panel, the first flexible circuit board having at least one first opening; a touch panel disposed on the display panel and the first flexible circuit board; and a second flexible circuit board including a first end connected to the touch panel, the second flexible circuit board having at least one second opening corresponding to the at least one first opening.Type: GrantFiled: February 16, 2017Date of Patent: April 23, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kang Won Lee, Hee Woong Park, Young Seok Yoo, Jeong Heon Lee, Choon Hyop Lee, In Nam Lee, Hyun Jae Lee
-
Publication number: 20170357348Abstract: An optical touch film includes a sensor layer, an optical film, an adhesive layer, a separation layer, and a refractive insulating layer. The sensor layer includes touch electrodes forming a sensor. The adhesive layer is between the sensor layer and the optical film. The separation layer is on a surface of the sensor layer. The separation layer includes an organic polymer material. The refractive insulating layer is on the touch electrodes. A refractive index of the refractive insulating layer is greater than a refractive index of the separation layer.Type: ApplicationFiled: June 12, 2017Publication date: December 14, 2017Inventors: In Nam LEE, Young Seok YOO, Kang Won LEE, Hyun Jae LEE, Seung Hwan CHUNG
-
Publication number: 20170242457Abstract: A touch screen panel including a display panel; a first flexible circuit board including a first end connected to the display panel, the first flexible circuit board having at least one first opening; a touch panel disposed on the display panel and the first flexible circuit board; and a second flexible circuit board including a first end connected to the touch panel, the second flexible circuit board having at least one second opening corresponding to the at least one first opening.Type: ApplicationFiled: February 16, 2017Publication date: August 24, 2017Inventors: Kang Won LEE, Hee Woong PARK, Young Seok YOO, Jeong Heon LEE, Choon Hyop LEE, In Nam LEE, Hyun Jae LEE