Patents by Inventor Sang Hyuck Bae
Sang Hyuck Bae 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).
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Patent number: 11944661Abstract: The present invention provides a pharmaceutical composition for prevention or treatment of a stress disease and depression, the pharmaceutical composition be safely useable without toxicity and side effects by using an extract of leaves of Vaccinium bracteatum Thunb., which is natural resource of Korea, so that the reduction of manufacturing and production costs and the import substitution and export effects can be expected through the replacement of a raw material for preparation with a plant inhabiting in nature.Type: GrantFiled: February 7, 2018Date of Patent: April 2, 2024Assignee: JEONNAM BIOINDUSTRY FOUNDATIONInventors: Chul Yung Choi, Dool Ri Oh, Yu Jin Kim, Eun Jin Choi, Hyun Mi Lee, Dong Hyuck Bae, Kyo Nyeo Oh, Myung-A Jung, Ji Ae Hong, Kwang Su Kim, Hu Won Kang, Jae Yong Kim, Sang O Pan, Sung Yoon Park, Rack Seon Seong
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Patent number: 11886674Abstract: A touch display apparatus senses a touch of a user and/or a tool. In the touch display apparatus, an upper electrode of each light-emitting device may include a first electrode region overlapping with an emission area and a second electrode region being spaced away from the first electrode region. The second electrode region may be connected to a link wire different from the first electrode region. Thus, in the touch display apparatus, at least one of the first electrode region and the second electrode region of each upper electrode may be used for sensing the touch of the user and/or the tool. Therefore, in the touch display apparatus, a process of forming components for sensing the touch may be simplified.Type: GrantFiled: December 20, 2021Date of Patent: January 30, 2024Assignee: LG Display Co., Ltd.Inventors: Hwi Deuk Lee, Yang Sik Lee, Sang Hyuck Bae
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Patent number: 11698694Abstract: A touch display apparatus for sensing a touch of a user and/or a tool is provided. The touch display apparatus includes upper electrodes on emission areas. The upper electrodes may be separated by a separating partition on a separating area and a second opening of a bank insulating layer. Each of the upper electrodes may be connected to one of link wires, which are disposed between a device substrate and the bank insulating layer. Thus, in the touch display apparatus, a process for sensing the touch of the user and/or the tool may be simplified, and a process efficiency may be improved.Type: GrantFiled: December 29, 2021Date of Patent: July 11, 2023Assignee: LG Display Co., Ltd.Inventors: Yang Sik Lee, Sang Hyuck Bae, Hwi Deuk Lee, Min Jic Lee
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Patent number: 11693508Abstract: A touch display apparatus senses a touch of a user, a tool or both. In the touch display apparatus, an upper electrode of a light-emitting device includes a first electrode portion overlapping an emission area, and a second electrode region spaced away from the first electrode region. A touch wire is disposed on an encapsulating element covering the light-emitting device. The touch wire includes a portion overlapping the second electrode region. Thus, in the touch display apparatus, a process of forming components for sensing the touch may be simplified.Type: GrantFiled: December 20, 2021Date of Patent: July 4, 2023Assignee: LG Display Co., Ltd.Inventors: Hwi Deuk Lee, Yang Sik Lee, Sang Hyuck Bae
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Patent number: 11579717Abstract: A touch display device and a method for driving the same is disclosed. The present disclosure provides a touch display device including a display panel including sub-pixels, a touch sensor including a touch electrode formed electrically in common with an electrode of a light-emitting diode included in the sub-pixels, and a touch driver configured to sense the touch sensor, wherein the electrode of the light-emitting diode serves as the touch electrode for a turn-off period of an emission control transistor for controlling emission of the light-emitting diode.Type: GrantFiled: December 30, 2021Date of Patent: February 14, 2023Assignee: LG Display Co., Ltd.Inventors: Yang Sik Lee, Sang Hyuck Bae
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Publication number: 20220206633Abstract: A touch display apparatus senses a touch of a user and/or a tool. In the touch display apparatus, an upper electrode of each light-emitting device may include a first electrode region overlapping with an emission area and a second electrode region being spaced away from the first electrode region. The second electrode region may be connected to a link wire different from the first electrode region. Thus, in the touch display apparatus, at least one of the first electrode region and the second electrode region of each upper electrode may be used for sensing the touch of the user and/or the tool. Therefore, in the touch display apparatus, a process of forming components for sensing the touch may be simplified.Type: ApplicationFiled: December 20, 2021Publication date: June 30, 2022Inventors: Hwi Deuk Lee, Yang Sik Lee, Sang Hyuck Bae
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Publication number: 20220206621Abstract: A touch display apparatus for sensing a touch of a user and/or a tool is provided. The touch display apparatus includes upper electrodes on emission areas. The upper electrodes may be separated by a separating partition on a separating area and a second opening of a bank insulating layer. Each of the upper electrodes may be connected to one of link wires, which are disposed between a device substrate and the bank insulating layer. Thus, in the touch display apparatus, a process for sensing the touch of the user and/or the tool may be simplified, and a process efficiency may be improved.Type: ApplicationFiled: December 29, 2021Publication date: June 30, 2022Inventors: Yang Sik Lee, Sang Hyuck Bae, Hwi Deuk Lee, Min Jic Lee
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Publication number: 20220206658Abstract: A touch display apparatus senses a touch of a user, a tool or both. In the touch display apparatus, an upper electrode of a light-emitting device includes a first electrode portion overlapping an emission area, and a second electrode region spaced away from the first electrode region. A touch wire is disposed on an encapsulating element covering the light-emitting device. The touch wire includes a portion overlapping the second electrode region. Thus, in the touch display apparatus, a process of forming components for sensing the touch may be simplified.Type: ApplicationFiled: December 20, 2021Publication date: June 30, 2022Inventors: Hwi Deuk Lee, Yang Sik Lee, Sang Hyuck Bae
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Publication number: 20220206652Abstract: A touch display device and a method for driving the same is disclosed. The present disclosure provides a touch display device including a display panel including sub-pixels, a touch sensor including a touch electrode formed electrically in common with an electrode of a light-emitting diode included in the sub-pixels, and a touch driver configured to sense the touch sensor, wherein the electrode of the light-emitting diode serves as the touch electrode for a turn-off period of an emission control transistor for controlling emission of the light-emitting diode.Type: ApplicationFiled: December 30, 2021Publication date: June 30, 2022Inventors: Yang Sik LEE, Sang Hyuck BAE
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Publication number: 20220208862Abstract: A transparent touch display apparatus includes a light-emitting device on an emission area of a device substrate and a touch electrode on a transmission area of the device substrate. The light-emitting device includes a first electrode, a light-emitting layer and a second electrode. The touch electrode includes the same material as the second electrode. An encapsulating element is disposed on the light-emitting device and the touch electrode. An over-coat layer is disposed between the device substrate and the light-emitting device, and between the device substrate and the touch electrode. A first link wire electrically connected to the second electrode of the light-emitting device and a second link wire electrically connected to the touch electrode are disposed between the device substrate and the over-coat layer.Type: ApplicationFiled: December 22, 2021Publication date: June 30, 2022Inventors: Hwi Deuk Lee, Yang Sik Lee, Se Eung Lee, Sang Hyuck Bae
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Patent number: 10698506Abstract: An input system includes an input pen for interfacing with a touchscreen of a display panel. The input pen includes a conductive tip. A switching unit of the pen connects the conductive tip to a receiving unit and a driving unit. The receiving unit receives touchscreen driving signals from the touchscreen through the conductive tip. The driving unit generates pen driving signals transferred to the touchscreen through the conductive tip. The input pen also include a signal processing unit to calibrate timing of the pen driving signal by synchronizing the pen driving signal with the touchscreen driving signal. To enable touch detection, the conductive tip is positioned to contact or approach the touchscreen, the touchscreen driving signal is received from the touchscreen via the conductive tip. The pen driving signal is generated and transferred to the touchscreen via the conductive tip.Type: GrantFiled: April 23, 2018Date of Patent: June 30, 2020Assignee: LG Display Co., Ltd.Inventors: Sung-Chul Kim, Sang-Hyuck Bae, Sung-Su Han, Do-Young Jung
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Publication number: 20180239451Abstract: An input system includes an input pen for interfacing with a touchscreen of a display panel. The input pen includes a conductive tip. A switching unit of the pen connects the conductive tip to a receiving unit and a driving unit. The receiving unit receives touchscreen driving signals from the touchscreen through the conductive tip. The driving unit generates pen driving signals transferred to the touchscreen through the conductive tip. The input pen also include a signal processing unit to calibrate timing of the pen driving signal by synchronizing the pen driving signal with the touchscreen driving signal. To enable touch detection, the conductive tip is positioned to contact or approach the touchscreen, the touchscreen driving signal is received from the touchscreen via the conductive tip. The pen driving signal is generated and transferred to the touchscreen via the conductive tip.Type: ApplicationFiled: April 23, 2018Publication date: August 23, 2018Inventors: Sung-Chul KIM, Sang-Hyuck BAE, Sung-Su HAN, Do-Young JUNG
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Patent number: 9977517Abstract: An input system includes an input pen for interfacing with a touchscreen of a display panel. The input pen includes a conductive tip. A switching unit of the pen connects the conductive tip to a receiving unit and a driving unit. The receiving unit receives touchscreen driving signals from the touchscreen through the conductive tip. The driving unit generates pen driving signals transferred to the touchscreen through the conductive tip. The input pen also include a signal processing unit to calibrate timing of the pen driving signal by synchronizing the pen driving signal with the touchscreen driving signal. To enable touch detection, the conductive tip is positioned to contact or approach the touchscreen, the touchscreen driving signal is received from the touchscreen via the conductive tip. The pen driving signal is generated and transferred to the touchscreen via the conductive tip.Type: GrantFiled: October 8, 2015Date of Patent: May 22, 2018Assignee: LG Display Co., Ltd.Inventors: Sung-Chul Kim, Sang-Hyuck Bae, Sung-Su Han, Do-Young Jung
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Patent number: 9552105Abstract: A display device having a multi-touch recognition function includes an integration module having a plurality of cameras integrated at an edge of a display panel; and a processor that detects a touch area using at least first and second images captured by the plurality of cameras, respectively.Type: GrantFiled: May 10, 2007Date of Patent: January 24, 2017Assignee: LG Display Co., Ltd.Inventors: Yeon Shim Shim, Hyung Uk Jang, Sang Hyuck Bae
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Publication number: 20160116997Abstract: An input system includes an input pen for interfacing with a touchscreen of a display panel. The input pen includes a conductive tip. A switching unit of the pen connects the conductive tip to a receiving unit and a driving unit. The receiving unit receives touchscreen driving signals from the touchscreen through the conductive tip. The driving unit generates pen driving signals transferred to the touchscreen through the conductive tip. The input pen also include a signal processing unit to calibrate timing of the pen driving signal by synchronizing the pen driving signal with the touchscreen driving signal. To enable touch detection, the conductive tip is positioned to contact or approach the touchscreen, the touchscreen driving signal is received from the touchscreen via the conductive tip. The pen driving signal is generated and transferred to the touchscreen via the conductive tip.Type: ApplicationFiled: October 8, 2015Publication date: April 28, 2016Inventors: Sung-Chul KIM, Sang-Hyuck BAE, Sung-Su HAN, Do-Young JUNG
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Patent number: 8890850Abstract: A display device includes a waveguide with a light propagating therein, and a panel including a first organic light-emitting device in a sub-pixel region and a second organic light-emitting device in a sensing region adjacent to the sub-pixel region, the first organic light-emitting device for displaying a data on the panel, and the second light-emitting device responsive to a scattering of the light from the waveguide for outputting a signal indicative of a contact on the waveguide.Type: GrantFiled: July 12, 2007Date of Patent: November 18, 2014Assignee: LG Display Co., Ltd.Inventors: In Jae Chung, In Ho Ahn, Seong Ho Baik, Sang Hyuck Bae
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Patent number: 8830208Abstract: A display module including a touch panel configured to be touched so as to input information, a liquid crystal display panel disposed below the touch panel and configured to display the information to be touched on the touch panel, a plurality of emitting light units configured to emit infrared light formed in at least two sides of the touch panel, a plurality of image sensors disposed below the liquid crystal panel and configured to detect infrared rays redirected through the liquid crystal panel towards the image sensors based on a touching of the touch panel, and a controller configured to determine a portion of the touch panel that is touched based on signals received from the plurality of image sensors.Type: GrantFiled: October 1, 2008Date of Patent: September 9, 2014Assignee: LG Display Co., Ltd.Inventors: Min Ho Sohn, Jong Seong Choi, Hyung Uk Jang, Sang Rae Lee, Sang Hyuck Bae, Byung Chun Yu
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Patent number: 8624810Abstract: There are provided a liquid crystal display (LCD) to which infrared rays (IR) light sources are applied and a multi-touch system using the same. The LCD to which IR light sources are applied includes a back light in which a plurality of lamp light sources and a plurality of IR light sources are repeatedly arranged in column and row directions, a diffusion plate and a plurality of optical sheets arranged on the back light, and an LCD panel provided on the back light to display an image using light incident from the back light.Type: GrantFiled: December 23, 2008Date of Patent: January 7, 2014Assignee: LG Display Co., Ltd.Inventors: In-Ho Ahn, Dae-San Lim, Jong-Seong Choi, Hyung-Uk Jang, Sang-Rae Lee, Sang-Hyuck Bae, Byung-Chun Yu
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Patent number: 8581882Abstract: A touch panel display device includes a liquid crystal panel to display an image by regulating transmittance of light supplied from a back light unit, and a touch sensing part provided on upper edges of the liquid crystal panel in order to detect a position touched by a user or an object. The touch sensing part includes infrared lamps to generate and emit infrared light, infrared light reflecting tubes mounted with the infrared lamps, and image sensors to sense the infrared light output from the light output regions of the infrared light reflecting tubes. Each of the infrared light reflecting tubes has light output regions and non-output regions evenly formed at a surface facing an upper surface of the liquid crystal panel so that the infrared light emitted from the infrared lamps is evenly irradiated on the upper surface of the liquid crystal panel.Type: GrantFiled: September 26, 2008Date of Patent: November 12, 2013Assignee: LG Display Co., Ltd.Inventors: Min Ho Sohn, Jong Seong Choi, Hyung Uk Jang, Sang Rae Lee, Sang Hyuck Bae, Byung Chun Yu
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Patent number: 8493361Abstract: A touch type display device includes: a flat panel display module; a plurality of infrared light emitting units disposed on a portion or on the entirety of the edge of the flat panel display module; an infrared camera disposed on at least two corners of the flat panel display module; and a band pass filter allowing light of a certain wavelength band in light emitted from the infrared light emitting units to pass therethrough so as to be supplied to the infrared camera.Type: GrantFiled: November 30, 2009Date of Patent: July 23, 2013Assignee: LG Display Co., Ltd.Inventors: Jong-Seong Choi, Hyung-Uk Jang, Sang-Hyuck Bae, Byung-Chun Yu