Patents by Inventor Bon-Seog Gu
Bon-Seog Gu 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: 12205560Abstract: An image controller includes: a first semiconductor circuit configured to generate a third compensation data obtained by applying a first image compensation to an input image data; a second semiconductor circuit configured to generate a first compensation data obtained by applying a second image compensation different from the first image compensation to the input image data; and a sensing unit configured to generate a temperature sensing data by measuring a temperature of the second semiconductor circuit. The first semiconductor circuit determines whether an operation of the second semiconductor circuit is to be off based on the temperature sensing data.Type: GrantFiled: June 22, 2021Date of Patent: January 21, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Bon Seog Gu
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Publication number: 20250014498Abstract: A display apparatus including: a display panel including a first direction data line extending in a first direction, a plurality of second direction data lines extending in a second direction different from the first direction, a gate line extending in the second direction and a pixel connected to the first direction data line and the gate line; a gate driver configured to apply a gate signal to the gate line; and a data driver configured to apply a data voltage to the second direction data lines.Type: ApplicationFiled: June 14, 2024Publication date: January 9, 2025Inventors: JAEKEUN LIM, BON-SEOG GU, JIYOUN KIM, JINYOUNG ROH, HAE-KWAN SEO
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Publication number: 20240414941Abstract: A display device includes: a first-first pixel circuit portion positioned in a first pixel row and a first pixel column, a first-second pixel circuit portion positioned in the first pixel row and a second pixel column, a second-first pixel circuit portion positioned in a second pixel row and the first pixel column, a second-second pixel circuit portion positioned in the second pixel row and the second pixel column, a first sub-data line overlapping in a plan view the first-first pixel circuit portion and the second-first pixel circuit portion and extending in a column direction, and a second sub-data line overlapping in the plan view the first-second pixel circuit portion and the second-second pixel circuit portion and extending in the column direction.Type: ApplicationFiled: June 6, 2024Publication date: December 12, 2024Inventors: JAEKEUN LIM, JINYOUNG ROH, BON-SEOG GU, HAE-KWAN SEO
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Patent number: 12165586Abstract: A display device includes a display panel including a plurality of pixels and that displays an image in each of a plurality of frames, a driving controller that drives the plurality of frames with a plurality of driving frequencies, respectively, and a voltage controller that provides a first voltage and a second voltage, and the driving controller drives one of the plurality of frames with a first driving frequency and drives another one of the plurality of frames with a second driving frequency, and the voltage controller provides the second voltage to be repeated in a first period in the one of the plurality of frames and provides the second voltage to be repeated in a second period in the another one of the plurality of frames.Type: GrantFiled: August 15, 2023Date of Patent: December 10, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sukhun Lee, Bon-Seog Gu, Hongsoo Kim, Myungwoo Lee
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Publication number: 20240404473Abstract: A display device includes: a first light emitting element; a third light emitting element adjacent to the first light emitting element in a first direction; second light emitting elements respectively adjacent to the first and third light emitting elements in a second direction crossing the first direction; first pixel circuits respectively under the first and third light emitting elements; second pixel circuits respectively under the second light emitting elements; and a dummy pixel circuit in a dummy circuit area adjacent to a display area in which the first, second, and third light emitting elements and the first and second pixel circuits are arranged and connected to the third light emitting element, wherein the dummy pixel circuit has a width smaller than a width of each of the first pixel circuits in the second direction.Type: ApplicationFiled: August 12, 2024Publication date: December 5, 2024Inventors: JINYOUNG ROH, HAE-KWAN SEO, BON-SEOG GU, JAEKEUN LIM
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Patent number: 12154486Abstract: A display panel of a display device includes: first light emitting elements located in a first row, second light emitting elements located in a second row adjacent to the first row, first pixel circuits located in the first row, and second pixel circuits located in the second row. Each of the first pixel circuits drives a first light emitting element, located in a column the same as a column in which the each of the first pixel circuits is located, among the first light emitting elements. At least one second pixel circuit of the second pixel circuits drives a second light emitting element, located in a column different from a column in which the at least one second pixel circuit is located, among the second light emitting elements.Type: GrantFiled: April 19, 2023Date of Patent: November 26, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jaekeun Lim, Jin-Wook Yang, Bon-Seog Gu, Jinyoung Roh, Hae-Kwan Seo
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Publication number: 20240346991Abstract: A display panel of a display device includes first and second pixel circuits disposed in a first row and connected to 0-th and second data lines, respectively, third and fourth pixel circuits disposed in a second row and connected to first and third data lines, respectively, a first light-emitting area connected to the first pixel circuit via a first connection wiring, a second light-emitting area at least partially overlapping the second pixel circuit and connected to the second pixel circuit, a third light-emitting area at least partially overlapping the third pixel circuit and connected to the third pixel circuit, and a fourth light-emitting area connected to the fourth pixel circuit via a second connection wiring.Type: ApplicationFiled: June 24, 2024Publication date: October 17, 2024Inventors: JINYOUNG ROH, HAE-KWAN SEO, BON-SEOG GU, JAEKEUN LIM
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Publication number: 20240331623Abstract: A display device includes a display panel including a pixel including a pixel circuit and a light emitting element, a plurality of scan lines connected to the pixel circuit, an emission control line connected to the pixel circuit, and a data line connected to the pixel circuit. The pixel circuit includes a first capacitor connected to a first node and a second node opposite to the first node, a first circuit portion that includes a first transistor connected between the data line and the first node and a second transistor connected between the first transistor and the first node, and a second circuit portion connected to the second node and the light emitting element. Before the light emitting element emits light, a reference voltage is provided to a third node between the first transistor and the second transistor.Type: ApplicationFiled: June 11, 2024Publication date: October 3, 2024Inventors: JAEKEUN LIM, BON-SEOG GU, SANGAN KWON, SOON-DONG KIM, JINYOUNG ROH, HAE-KWAN SEO
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Publication number: 20240331626Abstract: A display panel is disclosed that includes 2-1 to 2-4 pixel circuit sequentially disposed in a first direction in a second pixel row and 2-1 to 2-4 light emitting area sequentially disposed in the first direction. The 2-1 pixel circuit is connected to a first data line, the 2-2 pixel circuit is connected to a second data line, the 2-3 pixel circuit is connected to a third data line and the 2-4 pixel circuit is connected to a fourth data line. The 2-1 pixel circuit is connected to the 2-3 light emitting area, the 2-2 pixel circuit is connected to the 2-1 light emitting area, the 2-3 pixel circuit is connected to the 2-2 light emitting area and the 2-4 pixel circuit is connected to the 2-4 light emitting area. A color of the 2-1 light emitting area is different from a color of the 2-3 light emitting area.Type: ApplicationFiled: December 11, 2023Publication date: October 3, 2024Inventors: HAE-KWAN SEO, BON-SEOG GU, JIYOUN KIM, JINYOUNG ROH, JAEKEUN LIM
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Publication number: 20240312413Abstract: A display device is disclosed that includes a pixel component configured to output an image based on a first driving frequency, a scan driver configured to sequentially provide a scan signal to each pixel row in each frame based on the first driving frequency, and a driving controller configured control the scan driver such that, in the case where image data includes data corresponding to a static image, a display area is divided into a first area for the static image, and a second area for a video, and the first area is driven at a second driving frequency, and the second area is driven at a third driving frequency. The driving controller may control the scan driver such that a driving frequency corresponding to the first area is reduced to the second driving frequency, and a driving frequency corresponding to the second area is increased to the third driving frequency.Type: ApplicationFiled: May 24, 2024Publication date: September 19, 2024Inventors: Bon Seog GU, Hae Kwan SEO, Jin Young ROH, Jae Keun LIM
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Patent number: 12094421Abstract: A scan driver includes a control unit, a first output unit, a second output unit, and a masking control unit. The control unit outputs a first control signal to a first control node and outputs a second control signal to a second control node. The first output unit is connected to the first control node, a first output terminal, and a first voltage terminal, and operates in response to the first control signal. The second output unit is connected to the second control node, the first output terminal, and a second voltage terminal, and operates in response to the second control signal. The masking control unit is connected between an input terminal, to which a clock signal is input, and the first control node and controls a voltage level of the first control signal in response to a masking enable signal.Type: GrantFiled: April 10, 2023Date of Patent: September 17, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jaekeun Lim, Bon-Seog Gu, Taehoon Kim, Jinyoung Roh, Hae-Kwan Seo
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Patent number: 12062335Abstract: A display device includes: a first light emitting element; a third light emitting element adjacent to the first light emitting element in a first direction; second light emitting elements respectively adjacent to the first and third light emitting elements in a second direction crossing the first direction; first pixel circuits respectively under the first and third light emitting elements; second pixel circuits respectively under the second light emitting elements; and a dummy pixel circuit in a dummy circuit area adjacent to a display area in which the first, second, and third light emitting elements and the first and second pixel circuits are arranged and connected to the third light emitting element, wherein the dummy pixel circuit has a width smaller than a width of each of the first pixel circuits in the second direction.Type: GrantFiled: May 24, 2023Date of Patent: August 13, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jinyoung Roh, Hae-Kwan Seo, Bon-Seog Gu, Jaekeun Lim
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Publication number: 20240257727Abstract: A source driver includes a digital-to-analog converter that converts signals corresponding to first and second colors included in digital image data into first and second analog color data voltages, respectively, an output buffer unit including a first output buffer that alternately outputs the first color data voltage and the second color data voltage during one horizontal period, and a controller that controls the digital-to-analog converter and the first output buffer to alternately output the first color data voltage and the second color data voltage corresponding to each horizontal period for each horizontal period. The controller controls the first output buffer such that the second color data voltage is output after the first color data voltage is first output during a first horizontal period, and the first color data voltage is output after the second color data voltage is first output during a subsequent second horizontal period.Type: ApplicationFiled: March 19, 2024Publication date: August 1, 2024Inventors: Hae Kwan SEO, Bon Seog GU, Jin Young ROH, Jae Keun LIM
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Patent number: 12033568Abstract: A display device includes a display panel including a pixel including a pixel circuit and a light emitting element, a plurality of scan lines connected to the pixel circuit, an emission control line connected to the pixel circuit, and a data line connected to the pixel circuit. The pixel circuit includes a first capacitor connected to a first node and a second node opposite to the first node, a first circuit portion that includes a first transistor connected between the data line and the first node and a second transistor connected between the first transistor and the first node, and a second circuit portion connected to the second node and the light emitting element. Before the light emitting element emits light, a reference voltage is provided to a third node between the first transistor and the second transistor.Type: GrantFiled: May 2, 2023Date of Patent: July 9, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jaekeun Lim, Bon-Seog Gu, Sangan Kwon, Soon-Dong Kim, Jinyoung Roh, Hae-Kwan Seo
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Publication number: 20240221613Abstract: A display panel of a display device includes first and second pixel circuits disposed in a first row and connected to 0-th and second data lines, respectively, third and fourth pixel circuits disposed in a second row and connected to first and third data lines, respectively, a first light-emitting area connected to the first pixel circuit via a first connection wiring, a second light-emitting area at least partially overlapping the second pixel circuit and connected to the second pixel circuit, a third light-emitting area at least partially overlapping the third pixel circuit and connected to the third pixel circuit, and a fourth light-emitting area connected to the fourth pixel circuit via a second connection wiring.Type: ApplicationFiled: July 31, 2023Publication date: July 4, 2024Inventors: JINYOUNG ROH, HAE-KWAN SEO, BON-SEOG GU, JAEKEUN LIM
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Publication number: 20240221614Abstract: A display panel includes 11-th to 15-th pixel circuits arranged in a first row, 21-th to 25-th pixel circuits arranged in a second row, 11-th to 14-th light-emitting elements, each being connected to corresponding one of the 11-th to 15-th pixel circuits, and 21-th to 24-th light-emitting elements, each being connected to corresponding one of the 21-th to 25-th pixel circuits. The 11-th light-emitting element is connected to one of the 11-th to 15-th pixel circuits overlapping therewith, wherein the 13-th light-emitting element is connected to one of the 11-th to 15-th pixel circuits non-overlapping therewith via a first connection wiring, wherein the 21-th light-emitting element is connected to one of the 21-th to 25-th pixel circuits overlapping therewith, wherein the 23-th light-emitting element is connected to one of the 21-th to 25-th pixel circuits non-overlapping therewith via a second connection wiring.Type: ApplicationFiled: September 14, 2023Publication date: July 4, 2024Inventors: JINYOUNG ROH, HAE-KWAN SEO, BON-SEOG GU, JAEKEUN LIM
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Patent number: 12020635Abstract: A display panel of a display device includes first and second pixel circuits disposed in a first row and connected to 0-th and second data lines, respectively, third and fourth pixel circuits disposed in a second row and connected to first and third data lines, respectively, a first light-emitting area connected to the first pixel circuit via a first connection wiring, a second light-emitting area at least partially overlapping the second pixel circuit and connected to the second pixel circuit, a third light-emitting area at least partially overlapping the third pixel circuit and connected to the third pixel circuit, and a fourth light-emitting area connected to the fourth pixel circuit via a second connection wiring.Type: GrantFiled: July 31, 2023Date of Patent: June 25, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jinyoung Roh, Hae-Kwan Seo, Bon-Seog Gu, Jaekeun Lim
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Patent number: 12020646Abstract: A display device is disclosed that includes a pixel component configured to output an image based on a first driving frequency, a scan driver configured to sequentially provide a scan signal to each pixel row in each frame based on the first driving frequency, and a driving controller configured control the scan driver such that, in the case where image data includes data corresponding to a static image, a display area is divided into a first area for the static image, and a second area for a video, and the first area is driven at a second driving frequency, and the second area is driven at a third driving frequency. The driving controller may control the scan driver such that a driving frequency corresponding to the first area is reduced to the second driving frequency, and a driving frequency corresponding to the second area is increased to the third driving frequency.Type: GrantFiled: April 27, 2023Date of Patent: June 25, 2024Assignee: Samsung Display Co., Ltd.Inventors: Bon Seog Gu, Hae Kwan Seo, Jin Young Roh, Jae Keun Lim
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Publication number: 20240196677Abstract: Disclosed is a display device including a display panel that includes a first area and a second area. The second area is divided into a first side area and a second side area around a central axis. The display panel includes a first side normal pixel disposed in each of first and second rows of the first side area, a first side non-normal pixel disposed in the second row among the first and second rows of the first side area, a second side normal pixel disposed in each of first and second rows of the second side area, and a second side non-normal pixel disposed in the first row among the first and second rows of the second side area. Each of the first side non-normal pixel and the second side non-normal pixel further includes a connection wiring connecting a data line and a pixel circuit to each other.Type: ApplicationFiled: November 16, 2023Publication date: June 13, 2024Inventors: JAEKEUN LIM, BON-SEOG GU, JINYOUNG ROH, HAE-KWAN SEO
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Publication number: 20240179980Abstract: A display panel includes pixel circuits at a first row and a second row, and light-emitting elements at the first row and the second row, wherein the light-emitting elements at the first row include an anode and a dummy connection electrode extending from the anode, and are respectively electrically connected with, and overlap, the pixel circuits at the first row, and wherein a first light-emitting element among the light-emitting elements at the second row is spaced from a first pixel circuit among the pixel circuits at the second row, and is electrically connected with the first pixel circuit through a connection electrode and a first connection node.Type: ApplicationFiled: September 15, 2023Publication date: May 30, 2024Inventors: BON-SEOG GU, HAE-KWAN SEO, JINYOUNG ROH, JAEKEUN LIM