Patents by Inventor Tae-Jong Jun
Tae-Jong Jun 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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Publication number: 20240282254Abstract: A display device includes a display panel including a plurality of pixels, each of the plurality of pixels including a first color sub-pixel, a second color sub-pixel and a third color sub-pixel, and a panel driver configured to drive the display panel based on input image data. The panel driver stores a gamma curve characteristic to which a color crosstalk offset of the display panel is applied, detects mixed color pixels among the plurality of pixels by analyzing the input image data, determines a compensation coefficient for each of the mixed color pixels based on the input image data for each of the mixed color pixels, and compensates a luminance of each of the mixed color pixels based on the color crosstalk offset and the compensation coefficient.Type: ApplicationFiled: February 21, 2024Publication date: August 22, 2024Inventors: MYEONG-EON LEE, SOO-LIN KIM, TAE-JONG JUN
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Publication number: 20240284744Abstract: A light emitting display device includes: a plurality of unit pixels, each including a first light emitting region, a second light emitting region, and a third light emitting region. In a unit pixel from among the plurality of unit pixels: the first light emitting region, the second light emitting region, and the third light emitting region are sequentially located along a first diagonal direction having an angle with respect to first and second directions; the first light emitting region and the second light emitting region overlap with each other in the first direction or the second direction; and the second light emitting region and the third light emitting region overlap with each other in the first direction or the second direction.Type: ApplicationFiled: November 14, 2023Publication date: August 22, 2024Inventors: Sung-Jae PARK, SOO-LIN KIM, Tae-Jong JUN
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Patent number: 11899314Abstract: A color conversion display panel includes a substrate. A color conversion portion is disposed on the substrate. The color conversion portion includes a semiconductor nanocrystal. A transmission portion is disposed on the substrate. A blue light blocking filter is disposed between the substrate and the color conversion portion. The blue light blocking filter includes a first convex portion that protrudes toward the substrate. The transmission portion includes a first region including a scatterer and a second region including a second convex portion that protrudes toward the substrate.Type: GrantFiled: December 27, 2022Date of Patent: February 13, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ja Hun Koo, Kyung-Hun Lee, Tae-Jong Jun, Woo-Young Cheon
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Publication number: 20230142036Abstract: A color conversion display panel includes a substrate. A color conversion portion is disposed on the substrate. The color conversion portion includes a semiconductor nanocrystal. A transmission portion is disposed on the substrate. A blue light blocking filter is disposed between the substrate and the color conversion portion. The blue light blocking filter includes a first convex portion that protrudes toward the substrate. The transmission portion includes a first region including a scatterer and a second region including a second convex portion that protrudes toward the substrate.Type: ApplicationFiled: December 27, 2022Publication date: May 11, 2023Inventors: JA HUN KOO, KYUNG-HUN LEE, TAE-JONG JUN, WOO-YOUNG CHEON
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Patent number: 11567367Abstract: A color conversion display panel includes a substrate. A color conversion portion is disposed on the substrate. The color conversion portion includes a semiconductor nanocrystal. A transmission portion is disposed on the substrate. A blue light blocking filter is disposed between the substrate and the color conversion portion. The blue light blocking filter includes a first convex portion that protrudes toward the substrate. The transmission portion includes a first region including a scatterer and a second region including a second convex portion that protrudes toward the substrate.Type: GrantFiled: February 15, 2022Date of Patent: January 31, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ja Hun Koo, Kyung-Hun Lee, Tae-Jong Jun, Woo-Young Cheon
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Patent number: 11355052Abstract: A display apparatus includes a display panel including a plurality of pixels, and a driver which receives input image data, generates final image data by compensating the input image data to increase luminances of pixels disposed in at least one edge portion of the display panel among the plurality of pixels, and drives the display panel based on the final image data. The input image data for a pixel of the pixels is compensated based on a compensation constant determined according to a position of the pixel when the input image data for the pixel represents a gray level higher than or equal to a first reference gray level, and is compensated based on a reduced compensation constant that is reduced from the determined compensation constant when the input image data for the pixel represents the gray level lower than the first reference gray level.Type: GrantFiled: December 2, 2019Date of Patent: June 7, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Tae-Jong Jun, Jae Sung Bae, Sanghyun Lee, Daeki Park, Namjae Lim
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Publication number: 20220171240Abstract: A color conversion display panel includes a substrate. A color conversion portion is disposed on the substrate. The color conversion portion includes a semiconductor nanocrystal. A transmission portion is disposed on the substrate. A blue light blocking filter is disposed between the substrate and the color conversion portion. The blue light blocking filter includes a first convex portion that protrudes toward the substrate. The transmission portion includes a first region including a scatterer and a second region including a second convex portion that protrudes toward the substrate.Type: ApplicationFiled: February 15, 2022Publication date: June 2, 2022Inventors: Ja Hun KOO, Kyung-Hun LEE, Tae-Jong JUN, Woo-Young CHEON
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Patent number: 11269217Abstract: A color conversion display panel includes a substrate. A color conversion portion is disposed on the substrate. The color conversion portion includes a semiconductor nanocrystal. A transmission portion is disposed on the substrate. A blue light blocking filter is disposed between the substrate and the color conversion portion. The blue light blocking filter includes a first convex portion that protrudes toward the substrate. The transmission portion includes a first region including a scatterer and a second region including a second convex portion that protrudes toward the substrate.Type: GrantFiled: December 14, 2020Date of Patent: March 8, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ja Hun Koo, Kyung-Hun Lee, Tae-Jong Jun, Woo-Young Cheon
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Patent number: 11145264Abstract: A method of driving a display panel includes determining a present polarity of a pixel data signal of a present frame, generating a first compensated grayscale of the pixel data signal of the present frame using a pixel data signal of a previous frame, the pixel data signal of the present frame, and the present polarity, and displaying an image using the first compensated grayscale. The first compensated grayscale varies according to the present polarity.Type: GrantFiled: December 23, 2019Date of Patent: October 12, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun Sik Hwang, Daecheol Kim, Yoongu Kim, Bongim Park, Ik Hyun Ahn, Woojoo Lee, Tae-Jong Jun
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Patent number: 11054699Abstract: A display apparatus includes a light source unit configured to output light, a display panel configured to display an image and including a first substrate, a second substrate facing the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate, and a diffusion layer provided between the light source unit and the display panel and including scatterers for scattering the light supplied from the light source unit. The diffusion layer has a first concentration area in which the scatterers are provided at a first concentration, and a second concentration area in which the scatterers are provided at a second concentration.Type: GrantFiled: June 4, 2019Date of Patent: July 6, 2021Assignee: Samsung Display Co., Ltd.Inventors: Jahun Koo, Jinho Park, Kyung-hun Lee, Ho Lee, Tae-Jong Jun, Woo-young Cheon
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Patent number: 11056067Abstract: A display apparatus includes a display panel including a plurality of pixels, and a driver which receives input image data, divides a border portion of the display panel into edge regions and corner regions, generates final image data by compensating the input image data such that luminances of the edge regions are increased by a first multiplicative factor and luminances of the corner regions are increased by a second multiplicative factor greater than the first multiplicative factor, and drives the display panel based on the final image data.Type: GrantFiled: December 3, 2019Date of Patent: July 6, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Tae-Jong Jun, Daeki Park, Namjae Lim, Jae Sung Bae, Sanghyun Lee
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Publication number: 20210132445Abstract: A color conversion display panel includes a substrate. A color conversion portion is disposed on the substrate. The color conversion portion includes a semiconductor nanocrystal. A transmission portion is disposed on the substrate. A blue light blocking filter is disposed between the substrate and the color conversion portion. The blue light blocking filter includes a first convex portion that protrudes toward the substrate. The transmission portion includes a first region including a scatterer and a second region including a second convex portion that protrudes toward the substrate.Type: ApplicationFiled: December 14, 2020Publication date: May 6, 2021Inventors: JA HUN KOO, Kyung-Hun Lee, Tae-Jong Jun, Woo-Young Cheon
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Patent number: 10984741Abstract: A display apparatus includes a display panel, a gate driving circuit, and a data driving circuit. The display panel includes N gate lines, M data lines, and a plurality of pixels connected to the N gate lines and the M data lines. The gate driving circuit sequentially drives K-th, (K+2)-th, (K+4)-th, (K+12)-th, (K+14)-th, (K+16)-th, (K+24)-th, . . . , (N?11)-th, (N?9)-th, and (N?7)-th gate lines during a first subframe period, (K+6)-th, (K+8)-th, (K+10)-th, (K+18)-th, (K+20)-th, (K+22)-th, (K+30)-th, . . . , (N?5)-th, (N?3)-th, and (N?1)-th gate lines during a second subframe period, (K+1)-th, (K+3)-th, (K+5)-th, (K+13)-th, (K+15)-th, (K+17)-th, (K+25)-th, . . . , (N?10)-th, (N?8)-th, and (N?6)-th gate lines during a third subframe period, and (K+7)-th, (K+9)-th, (K+11)-th, (K+19)-th, (K+21)-th, (K+23)-th, (K+31)-th, . . . , (N?4)-th, (N?2)-th, and N-th gate lines during a fourth subframe period. The data driving circuit drives the M data lines by outputting data signals to the M data lines.Type: GrantFiled: April 9, 2018Date of Patent: April 20, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Juki Park, Tae-Jong Jun, Jinseob Byun
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Patent number: 10877318Abstract: A color conversion display panel includes a substrate. A color conversion portion is disposed on the substrate. The color conversion portion includes a semiconductor nanocrystal. A transmission portion is disposed on the substrate. A blue light blocking filter is disposed between the substrate and the color conversion portion. The blue light blocking filter includes a first convex portion that protrudes toward the substrate. The transmission portion includes a first region including a scatterer and a second region including a second convex portion that protrudes toward the substrate.Type: GrantFiled: August 15, 2019Date of Patent: December 29, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ja Hun Koo, Kyung-Hun Lee, Tae-Jong Jun, Woo-Young Cheon
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Patent number: 10747070Abstract: A liquid crystal display device includes a first row including first, second, and third first-color pixels; a second row including fourth, fifth, and sixth first-color pixels; and a third row including seventh, eighth, and ninth first-color pixels. The first, fourth, and seventh first-color pixels are aligned. The second, fifth, and eighth first-color pixels are aligned. The third, sixth, and ninth first-color pixels are aligned. The second first-color pixel is disposed between the first and third first-color pixels. Each pixel electrode of the first, third, fifth, seventh, and ninth first-color pixels may receive a high voltage for a gray level. Each pixel electrode of the second, fourth, sixth, and eighth first-color pixels may receive a low voltage for a gray level lower than the high voltage for a gray level. Liquid crystal molecules in each pixel have two domain directions.Type: GrantFiled: May 28, 2019Date of Patent: August 18, 2020Assignee: Samsung Display Co., Ltd.Inventors: Ju Ki Park, Tae-Jong Jun, Youn Hak Jeong, Won Jun Lee, Jin Joo Ha
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Publication number: 20200226969Abstract: A display apparatus includes a display panel including a plurality of pixels, and a driver which receives input image data, generates final image data by compensating the input image data to increase luminances of pixels disposed in at least one edge portion of the display panel among the plurality of pixels, and drives the display panel based on the final image data. The input image data for a pixel of the pixels is compensated based on a compensation constant determined according to a position of the pixel when the input image data for the pixel represents a gray level higher than or equal to a first reference gray level, and is compensated based on a reduced compensation constant that is reduced from the determined compensation constant when the input image data for the pixel represents the gray level lower than the first reference gray level.Type: ApplicationFiled: December 2, 2019Publication date: July 16, 2020Inventors: Tae-Jong JUN, Jae Sung BAE, Sanghyun LEE, Daeki PARK, Namjae LIM
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Publication number: 20200226990Abstract: A display apparatus includes a display panel including a plurality of pixels, and a driver which receives input image data, divides a border portion of the display panel into edge regions and corner regions, generates final image data by compensating the input image data such that luminances of the edge regions are increased by a first multiplicative factor and luminances of the corner regions are increased by a second multiplicative factor greater than the first multiplicative factor, and drives the display panel based on the final image data.Type: ApplicationFiled: December 3, 2019Publication date: July 16, 2020Inventors: Tae-Jong JUN, Daeki PARK, Namjae LIM, Jae Sung BAE, Sanghyun LEE
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Publication number: 20200143761Abstract: A method of driving a display panel includes determining a present polarity of a pixel data signal of a present frame, generating a first compensated grayscale of the pixel data signal of the present frame using a pixel data signal of a previous frame, the pixel data signal of the present frame, and the present polarity, and displaying an image using the first compensated grayscale. The first compensated grayscale varies according to the present polarity.Type: ApplicationFiled: December 23, 2019Publication date: May 7, 2020Inventors: HYUN SIK HWANG, DAECHEOL KIM, YOONGU KIM, BONGIM PARK, IK HYUN AHN, WOOJOO LEE, TAE-JONG JUN
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Patent number: 10593734Abstract: A display device may include: a display area; a peripheral area which is located outside the display area and in which a black matrix is disposed; and a plurality of pixel columns including: a first pixel column including a first pixel configured to display a first color; and a second pixel column including a second pixel configured to display a second color different from the first color, wherein an absolute value of a first boundary slope of a boundary line between the first pixel column and the black matrix may be greater than an absolute value of a second boundary slope of a boundary line between the second pixel column and the black matrix, and wherein the first color may be one of white and green.Type: GrantFiled: July 31, 2018Date of Patent: March 17, 2020Assignee: Samsung Display Co., Ltd.Inventors: Dae Ki Park, Tae Jong Jun
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Publication number: 20200073184Abstract: A liquid crystal display device includes a first row including first, second, and third first-color pixels; a second row including fourth, fifth, and sixth first-color pixels; and a third row including seventh, eighth, and ninth first-color pixels. The first, fourth, and seventh first-color pixels are aligned. The second, fifth, and eighth first-color pixels are aligned. The third, sixth, and ninth first-color pixels are aligned. The second first-color pixel is disposed between the first and third first-color pixels. Each pixel electrode of the first, third, fifth, seventh, and ninth first-color pixels may receive a high voltage for a gray level. Each pixel electrode of the second, fourth, sixth, and eighth first-color pixels may receive a low voltage for a gray level lower than the high voltage for a gray level. Liquid crystal molecules in each pixel have two domain directions.Type: ApplicationFiled: May 28, 2019Publication date: March 5, 2020Inventors: Ju Ki PARK, Tae-Jong JUN, Youn Hak JEONG, Won Jun LEE, Jin Joo HA