Patents by Inventor JA-YOUNG PYUN
JA-YOUNG PYUN 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: 10935706Abstract: A curved liquid crystal display device includes first and second substrates facing each other and including a central region and a peripheral region; a plurality of data lines disposed on the first substrate and being spaced apart from each other by the same distance; a plurality of gate lines disposed on the first substrate and crossing the plurality of data lines; a pixel electrode disposed on the first substrate; a common electrode on the first substrate or the second substrate; a plurality of black matrixes disposed on the second substrate, a distance between adjacent black matrixes in the central region being smaller than a distance between adjacent black matrixes in the peripheral region; and a liquid crystal layer disposed between the first and second substrates.Type: GrantFiled: November 19, 2018Date of Patent: March 2, 2021Assignee: LG Display Co., Ltd.Inventors: In-Yeong Kong, Do-Sung Kim, Hee-Young Chae, Se-Hong Park, Jong-Sin Park, Ja-Young Pyun, Dong-Yoon Lee, Jae-Woong YouN
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Publication number: 20190086594Abstract: A curved liquid crystal display device includes first and second substrates facing each other and including a central region and a peripheral region; a plurality of data lines disposed on the first substrate and being spaced apart from each other by the same distance; a plurality of gate lines disposed on the first substrate and crossing the plurality of data lines; a pixel electrode disposed on the first substrate; a common electrode on the first substrate or the second substrate; a plurality of black matrixes disposed on the second substrate, a distance between adjacent black matrixes in the central region being smaller than a distance between adjacent black matrixes in the peripheral region; and a liquid crystal layer disposed between the first and second substrates.Type: ApplicationFiled: November 19, 2018Publication date: March 21, 2019Applicant: LG Display Co., Ltd.Inventors: In-Yeong KONG, Do-Sung KIM, Hee-Young CHAE, Se-Hong PARK, Jong-Sin PARK, Ja-Young PYUN, Dong-Yoon LEE, Jae-Woong YOUN
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Patent number: 10168458Abstract: A curved liquid crystal display device includes first and second substrates facing each other and including a central region and a peripheral region; a plurality of data lines disposed on the first substrate and being spaced apart from each other by the same distance; a plurality of gate lines disposed on the first substrate and crossing the plurality of data lines; a pixel electrode disposed on the first substrate; a common electrode on the first substrate or the second substrate; a plurality of black matrixes disposed on the second substrate, a distance between adjacent black matrixes in the central region being smaller than a distance between adjacent black matrixes in the peripheral region; and a liquid crystal layer disposed between the first and second substrates.Type: GrantFiled: May 7, 2015Date of Patent: January 1, 2019Assignee: LG Display Co., Ltd.Inventors: In-Yeong Kong, Do-Sung Kim, Hee-Young Chae, Se-Hong Park, Jong-Sin Park, Ja-Young Pyun, Dong-Yoon Lee, Jae-Woong Youn
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Patent number: 10162222Abstract: A curved LCD device includes first and second substrates; gate and data lines in a display area on the first substrate and defining a pixel region; a thin film transistor connected to the gate and data lines; a color filter layer in the pixel region; pixel and common electrodes on the color filter layer; first light-blocking layers in the display area over the first substrate; a second light-blocking layer in a non-display area over the first substrate; first and second column spacers in the display area on the second substrate, wherein the first column spacer has a first height, and the second column spacer has a second height; and a third column spacer in the non-display area on the second substrate and having the second height, wherein the third column spacer is in point-contact with the second light-blocking layer when an external force is applied.Type: GrantFiled: May 27, 2015Date of Patent: December 25, 2018Assignee: LG DISPLAY CO., LTD.Inventors: Hee-Young Chae, Se-Hong Park, In-Yeong Kong, Jong-Sin Park, Ja-Young Pyun, Dong-Yoon Lee, Jae-Woong Youn
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Patent number: 9964808Abstract: A curved liquid crystal display device may include first and second substrates having curved surfaces along a first direction; first and second alignment layers on inner surfaces of the first and second substrates, respectively; a liquid crystal layer between the first and second alignment layers; and a seal pattern in an edge area surrounding the liquid crystal layer between the first and second substrates, wherein the first and second alignment layers have an alignment direction substantially parallel with the first direction to orient liquid crystal molecules of the liquid crystal layer.Type: GrantFiled: May 15, 2015Date of Patent: May 8, 2018Assignee: LG DISPLAY CO., LTD.Inventors: Se-Hong Park, Hee-Young Chae, In-Yeong Kong, Jong-Sin Park, Ja-Young Pyun, Dong-Yoon Lee, Jae-Woong Youn
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Publication number: 20150370116Abstract: A curved LCD device includes first and second substrates; gate and data lines in a display area on the first substrate and defining a pixel region; a thin film transistor connected to the gate and data lines; a color filter layer in the pixel region; pixel and common electrodes on the color filter layer; first light-blocking layers in the display area over the first substrate; a second light-blocking layer in a non-display area over the first substrate; first and second column spacers in the display area on the second substrate, wherein the first column spacer has a first height, and the second column spacer has a second height; and a third column spacer in the non-display area on the second substrate and having the second height, wherein the third column spacer is in point-contact with the second light-blocking layer when an external force is appliedType: ApplicationFiled: May 27, 2015Publication date: December 24, 2015Inventors: Hee-Young CHAE, Se-Hong PARK, In-Yeong KONG, Jong-Sin PARK, Ja-Young PYUN, Dong-Yoon LEE, Jae-Woong YOUN
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Publication number: 20150362766Abstract: A curved liquid crystal display device may include first and second substrates having curved surfaces along a first direction; first and second alignment layers on inner surfaces of the first and second substrates, respectively; a liquid crystal layer between the first and second alignment layers; and a seal pattern in an edge area surrounding the liquid crystal layer between the first and second substrates, wherein the first and second alignment layers have an alignment direction substantially parallel with the first direction to orient liquid crystal molecules of the liquid crystal layer.Type: ApplicationFiled: May 15, 2015Publication date: December 17, 2015Inventors: Se-Hong PARK, Hee-Young Chae, In-Yeong Kong, Jong-Sin Park, Ja-Young Pyun, Dong-Yoon Lee, Jae-Woong Youn
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Publication number: 20150362796Abstract: A curved liquid crystal display device includes first and second substrates facing each other and including a central region and a peripheral region; a plurality of data lines disposed on the first substrate and being spaced apart from each other by the same distance; a plurality of gate lines disposed on the first substrate and crossing the plurality of data lines; a pixel electrode disposed on the first substrate; a common electrode on the first substrate or the second substrate; a plurality of black matrixes disposed on the second substrate, a distance between adjacent black matrixes in the central region being smaller than a distance between adjacent black matrixes in the peripheral region; and a liquid crystal layer disposed between the first and second substrates.Type: ApplicationFiled: May 7, 2015Publication date: December 17, 2015Applicant: LG DISPLAY CO., LTD.Inventors: In-Yeong KONG, Do-Sung KIM, Hee-Young CHAE, Se-Hong PARK, Jong-Sin PARK, Ja-Young PYUN, Dong-Yoon LEE, Jae-Woong YOUN
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Patent number: 8581942Abstract: A backlight unit for a liquid crystal display device includes a reflection plate, a light guide plate over the reflection plate, the light guide plate having n grooves at a lower surface and including (n+1) areas divided by the grooves, wherein n is a natural number, a first LED assembly disposed at a first side surface of the light guide plate, the first LED assembly including (n+1) LED packages, each of which has at least one LED, wherein the LED packages of the first LED assembly correspond to the areas, respectively, and are separately driven, and a plurality of optical sheets over the light guide plate.Type: GrantFiled: December 9, 2009Date of Patent: November 12, 2013Assignee: LG Display Co., Ltd.Inventors: Ja-Young Pyun, Hyun-Ho Shin, Kyu-Bong Jung
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Patent number: 8531116Abstract: A light source driving apparatus for implementing general purpose driving of a high-current light emitting diode (LED) and a low-current LED, and a method for driving the same are disclosed. The apparatus for driving the light source includes a plurality of light emitting diode (LED) strings, and a light emitting diode (LED) driving circuit for driving the LED strings, and having a plurality of channels commonly connected to the same LED string.Type: GrantFiled: November 18, 2010Date of Patent: September 10, 2013Assignee: LG Display Co., Ltd.Inventors: Byung-Sam Min, Ja-Young Pyun
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Publication number: 20110140615Abstract: A light source driving apparatus for implementing general purpose driving of a high-current light emitting diode (LED) and a low-current LED, and a method for driving the same are disclosed. The apparatus for driving the light source includes a plurality of light emitting diode (LED) strings, and a light emitting diode (LED) driving circuit for driving the LED strings, and having a plurality of channels commonly connected to the same LED string.Type: ApplicationFiled: November 18, 2010Publication date: June 16, 2011Inventors: Byung-Sam Min, Ja-Young Pyun
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Publication number: 20100214331Abstract: A backlight unit for a liquid crystal display device includes a reflection plate, a light guide plate over the reflection plate, the light guide plate having n grooves at a lower surface and including (n+1) areas divided by the grooves, wherein n is a natural number, a first LED assembly disposed at a first side surface of the light guide plate, the first LED assembly including (n+1) LED packages, each of which has at least one LED, wherein the LED packages of the first LED assembly correspond to the areas, respectively, and are separately driven, and a plurality of optical sheets over the light guide plate.Type: ApplicationFiled: December 9, 2009Publication date: August 26, 2010Inventors: JA-YOUNG PYUN, Hyun-Ho Shin, Kyu-Bong Jung