Patents by Inventor Sang Hyun Choi
Sang Hyun Choi 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: 11579739Abstract: A touch sensing device includes first sensor electrodes disposed in a first area, second sensor electrodes disposed in a second area, first sensor lines each connected to the first sensor electrodes in the first area, and second sensor lines each connected to the second sensor electrodes in the second area. Each of the second sensor lines includes a first sub-sensor line disposed in the second area, and a second sub-sensor line disposed in the first area and the second area and connected to the first sub-sensor line.Type: GrantFiled: March 17, 2022Date of Patent: February 14, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sang Hyun Choi, Yong Hwan Park, Kwang Soo Bae, Chaun Gi Choi, Sang Hyun Han
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Publication number: 20230038020Abstract: A touch sensing device includes first sensor electrodes disposed in a first area, second sensor electrodes disposed in a second area, first sensor lines each connected to the first sensor electrodes in the first area, and second sensor lines each connected to the second sensor electrodes in the second area. Each of the second sensor lines includes a first sub-sensor line disposed in the second area, and a second sub-sensor line disposed in the first area and the second area and connected to the first sub-sensor line.Type: ApplicationFiled: March 17, 2022Publication date: February 9, 2023Inventors: Sang Hyun CHOI, Yong Hwan PARK, Kwang Soo BAE, Chaun Gi CHOI, Sang Hyun HAN
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Publication number: 20230041805Abstract: The present disclosure relates to a display device. According to an embodiment of the present disclosure, a display device includes a supporter including a plurality of segments disposed to be spaced apart from each other and defining a plurality of holes between the plurality of segments, and a display panel disposed on the supporter. The display panel includes: an active element layer including a light emitting element and a thin film transistor for driving the light emitting element, an encapsulation layer disposed on the active element layer, a plurality of stress dispersion pattern disposed on the encapsulation layer to overlap the plurality of holes in a thickness direction, and an insulating layer disposed on the plurality of stress dispersion pattern and filling a plurality of holes defined between the plurality of stress dispersion pattern.Type: ApplicationFiled: February 15, 2022Publication date: February 9, 2023Inventors: Suk KIM, Hoon Gi LEE, Sang Hyun CHOI, Chaun Gi CHOI, Sang Hyun HAN
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Publication number: 20230037013Abstract: A display device includes a substrate which includes a main area, a first auxiliary area extending from a first side of the main area in a first direction, and a sub-area extending from a second side of the main area in a second direction intersecting the first direction. Scan lines are disposed in the main area and the first auxiliary area and extend in the first direction. Data lines are disposed in the main area and the first auxiliary area and extend in the second direction. Sensor lines are disposed in the main area and the first auxiliary area and extend in the first direction. Sensor electrodes are disposed in the main area and the first auxiliary area and are connected to the sensor lines, respectively.Type: ApplicationFiled: March 9, 2022Publication date: February 2, 2023Inventors: SANG HYUN CHOI, Hyoeng Ki Kim, Hoon Gi Lee, Chaun Gi Choi
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Publication number: 20220392978Abstract: A display device includes a base substrate; a thin-film transistor disposed on the base substrate; a via layer disposed on the thin-film transistor and having a via hole formed therein, the via hole penetrating the via layer in a thickness direction; a first electrode disposed on the via layer and having an electrode hole formed therein, the electrode hole penetrating the first electrode in the thickness direction; a bank layer disposed on the first electrode and exposing part of a top surface of the first electrode; an emission layer on the first electrode; and a second electrode on the emission layer, wherein the first is electrically connected to the thin-film transistor through the via hole, and the bank layer includes an outer bank pattern, which overlaps with the via hole in the thickness direction, and a bank island pattern, which is disposed in the electrode hole.Type: ApplicationFiled: April 18, 2022Publication date: December 8, 2022Inventors: Kwang Soo BAE, Min Jeong OH, Sang Hyun CHOI, Chaun Gi CHOI
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Patent number: 11489143Abstract: A display device includes: a pixel defining layer on a pixel electrode, and having a pixel opening exposing a portion of the pixel electrode; an emission layer on the pixel electrode at the pixel opening; an opposite electrode on the emission layer; a first refractive layer on the opposite electrode, and having a first refractive index, and a refractive opening that overlaps with the pixel opening; and a second refractive layer on the first refractive layer, and having a second refractive index greater than the first refractive index. A minimum gap between the pixel opening and the refractive opening in a plan view is greater than or equal to ?1 ?m and less than or equal to 2.5 ?m, and a width of the refractive opening is less than a width of the pixel opening when the minimum gap is negative, and greater when the minimum gap is positive.Type: GrantFiled: May 13, 2020Date of Patent: November 1, 2022Assignee: Samsung Display Co., Ltd.Inventors: Haeyoung Yun, Soon Il Jung, Jung-Hyun Cho, Sang-Hyun Choi, Beohm-Rock Choi
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Patent number: 11353374Abstract: A liquid leak detection sensor has a sensitivity adjustable function, which adjusts a time to sense, that is, the sensitivity of a sensor regardless of whether the viscosity of a leaked liquid is high or low since a sensing position of the sensor can be adjusted according to the viscosity of the leaked liquid and the tilt of an installation place. The sensor includes a fixing connection fixture having a fixing plate with a fixing hole and a connection part formed with an angle adjustment protrusion, which are integrally provided; an insertion connection fixture into which the angle adjustment protrusion of the fixing connection fixture is inserted; a housing coupled to the insertion connection fixture and a substrate inserted into the housing and having a light-receiving unit for receiving light and a light-emitting unit for emitting light; and a lens part installed in the housing.Type: GrantFiled: May 18, 2018Date of Patent: June 7, 2022Assignees: AUTOSENSORKOREA CO., LTD.Inventors: Ji Hyeon Heo, Sang Hyun Choi
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Patent number: 11233213Abstract: An organic light emitting display device includes a substrate with a first emitting region adjacent a second emitting region, a first anode in the first emitting region, a first organic light emitting layer on the first anode, a second anode in the second emitting region, and a second organic light emitting layer on a part of the first anode and the second anode. The second organic light emitting layer includes a material different from the first organic light emitting layer.Type: GrantFiled: March 20, 2020Date of Patent: January 25, 2022Assignee: Samsung Display Co., Ltd.Inventors: Sang Hyun Choi, Young Nam Yun
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Publication number: 20210066667Abstract: A display device includes: a pixel defining layer on a pixel electrode, and having a pixel opening exposing a portion of the pixel electrode; an emission layer on the pixel electrode at the pixel opening; an opposite electrode on the emission layer; a first refractive layer on the opposite electrode, and having a first refractive index, and a refractive opening that overlaps with the pixel opening; and a second refractive layer on the first refractive layer, and having a second refractive index greater than the first refractive index. A minimum gap between the pixel opening and the refractive opening in a plan view is greater than or equal to ?1 ?m and less than or equal to 2.5 ?m, and a width of the refractive opening is less than a width of the pixel opening when the minimum gap is negative, and greater when the minimum gap is positive.Type: ApplicationFiled: May 13, 2020Publication date: March 4, 2021Inventors: Haeyoung YUN, Soon Il JUNG, Jung-Hyun CHO, Sang-Hyun CHOI, Beohm-Rock CHOI
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Publication number: 20210033486Abstract: A liquid leak detection sensor has a sensitivity adjustable function, which adjusts a time to sense, that is, the sensitivity of a sensor regardless of whether the viscosity of a leaked liquid is high or low since a sensing position of the sensor can be adjusted according to the viscosity of the leaked liquid and the tilt of an installation place. The sensor includes a fixing connection fixture having a fixing plate with a fixing hole and a connection part formed with an angle adjustment protrusion, which are integrally provided; an insertion connection fixture into which the angle adjustment protrusion of the fixing connection fixture is inserted; a housing coupled to the insertion connection fixture and a substrate inserted into the housing and having a light-receiving unit for receiving light and a light-emitting unit for emitting light; and a lens part installed in the housing.Type: ApplicationFiled: May 18, 2018Publication date: February 4, 2021Inventors: Ji Hyeon HEO, Sang Hyun CHOI
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Publication number: 20200220095Abstract: An organic light emitting display device includes a substrate with a first emitting region adjacent a second emitting region, a first anode in the first emitting region, a first organic light emitting layer on the first anode, a second anode in the second emitting region, and a second organic light emitting layer on a part of the first anode and the second anode. The second organic light emitting layer includes a material different from the first organic light emitting layer.Type: ApplicationFiled: March 20, 2020Publication date: July 9, 2020Inventors: Sang Hyun CHOI, Young Nam YUN
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Patent number: 10622577Abstract: An organic light emitting display device includes a substrate with a first emitting region adjacent a second emitting region, a first anode in the first emitting region, a first organic light emitting layer on the first anode, a second anode in the second emitting region, and a second organic light emitting layer on a part of the first anode and the second anode. The second organic light emitting layer includes a material different from the first organic light emitting layer.Type: GrantFiled: December 19, 2017Date of Patent: April 14, 2020Assignee: Samsung Display Co., Ltd.Inventors: Sang Hyun Choi, Young Nam Yun
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Patent number: 10147345Abstract: Provided is a display device including: a data processor controlling color reproducibility of RGB data under a low illumination environment to process an input image signal; a signal controller dividing the input image signal in a frame unit according to a vertical synchronization signal and the input image signal in a scan line unit according to a horizontal synchronization signal to generate an image data signal; and a data driver receiving the image data signal to transfer a plurality of data signals to each of the plurality of data lines coupled to a plurality of pixels. The display device reduces glaring and provides a higher-definition image to a user due to the accurate representation of neutral white under the high illumination environment.Type: GrantFiled: June 10, 2016Date of Patent: December 4, 2018Assignee: Samsung Display Co., Ltd.Inventors: Sang-Hyun Choi, Young-Nam Yun
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Publication number: 20180108856Abstract: An organic light emitting display device includes a substrate with a first emitting region adjacent a second emitting region, a first anode in the first emitting region, a first organic light emitting layer on the first anode, a second anode in the second emitting region, and a second organic light emitting layer on a part of the first anode and the second anode. The second organic light emitting layer includes a material different from the first organic light emitting layer.Type: ApplicationFiled: December 19, 2017Publication date: April 19, 2018Inventors: Sang Hyun CHOI, Young Nam YUN
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Patent number: 9876186Abstract: An organic light emitting display device includes a substrate with a first emitting region adjacent a second emitting region, a first anode in the first emitting region, a first organic light emitting layer on the first anode, a second anode in the second emitting region, and a second organic light emitting layer on a part of the first anode and the second anode. The second organic light emitting layer includes a material different from the first organic light emitting layer.Type: GrantFiled: November 5, 2014Date of Patent: January 23, 2018Assignee: Samsung Display Co., Ltd.Inventors: Sang Hyun Choi, Young Nam Yun
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Publication number: 20160284261Abstract: Provided is a display device including: a data processor controlling color reproducibility of RGB data under a low illumination environment to process an input image signal; a signal controller dividing the input image signal in a frame unit according to a vertical synchronization signal and the input image signal in a scan line unit according to a horizontal synchronization signal to generate an image data signal; and a data driver receiving the image data signal to transfer a plurality of data signals to each of the plurality of data lines coupled to a plurality of pixels. The display device reduces glaring and provides a higher-definition image to a user due to the accurate representation of neutral white under the high illumination environment.Type: ApplicationFiled: June 10, 2016Publication date: September 29, 2016Inventors: Sang-Hyun Choi, Young-Nam Yun
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Patent number: 9447833Abstract: Disclosed herein is a dynamic damper that can reduce vibrations with respect to not only the axial direction but also the radial direction of a connector connected to a vibration generating source.Type: GrantFiled: February 24, 2015Date of Patent: September 20, 2016Assignee: DAEHEUNG RUBBER & TECHNOLOGY CO., LTD.Inventors: Sang Hyun Choi, Hyun Chul Sohn, Shin Won Lee
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Patent number: 9378704Abstract: Provided is a display device including: a data processor controlling color reproducibility of RGB data under a low illumination environment to process an input image signal; a signal controller dividing the input image signal in a frame unit according to a vertical synchronization signal and the input image signal in a scan line unit according to a horizontal synchronization signal to generate an image data signal; and a data driver receiving the image data signal to transfer a plurality of data signals to each of the plurality of data lines coupled to a plurality of pixels. The display device reduces glaring and provides a higher-definition image to a user due to the accurate representation of neutral white under the high illumination environment.Type: GrantFiled: December 17, 2012Date of Patent: June 28, 2016Assignee: Samsung Display Co., Ltd.Inventors: Sang-Hyun Choi, Young-Nam Yun
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Publication number: 20160169314Abstract: Disclosed herein is a dynamic damper that can reduce vibrations with respect to not only the axial direction but also the radial direction of a connector connected to a vibration generating source.Type: ApplicationFiled: February 24, 2015Publication date: June 16, 2016Inventors: Sang Hyun CHOI, Hyun Chul SOHN, Shin Won LEE
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Publication number: 20150357385Abstract: An organic light emitting display device includes a substrate with a first emitting region adjacent a second emitting region, a first anode in the first emitting region, a first organic light emitting layer on the first anode, a second anode in the second emitting region, and a second organic light emitting layer on a part of the first anode and the second anode. The second organic light emitting layer includes a material different from the first organic light emitting layer.Type: ApplicationFiled: November 5, 2014Publication date: December 10, 2015Inventors: Sang Hyun CHOI, Young Nam YUN