Patents by Inventor Byung-Chul Kim
Byung-Chul Kim 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: 10910593Abstract: An organic light emitting display device includes: a first substrate; a plurality of pixels on the first substrate, each of the pixels including a corresponding portion of an organic light emitting layer on the first substrate; an encapsulation film on the organic light emitting layer; a protruding pattern layer on the encapsulation film and comprising a plurality of spacers at a boundary between adjacent ones of the pixels; an adhesive layer on the protruding pattern layer; and a second substrate on the adhesive layer.Type: GrantFiled: February 14, 2019Date of Patent: February 2, 2021Assignee: Samsung Display Co., Ltd.Inventors: Sun Kyu Joo, Byung Chul Kim, In Ok Kim, Keun Chan Oh, Chang Soon Jang, In Seok Song, Gak Seok Lee
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Publication number: 20210013268Abstract: A light emitting display device comprises a substrate, a first pixel electrode disposed on the substrate, a pixel defining film disposed on the first pixel electrode and having a first opening at least partially exposing the first pixel electrode, a first organic light emitting layer disposed on the pixel defining film and overlapping with the first opening of the pixel defining film, and a black matrix disposed on the first organic light emitting layer and having a first opening overlapping with the first organic light emitting layer. Light having passed through the first opening of the black matrix is one of red light, green light, and blue light. The first opening of the black matrix may have a shape with a curved portion.Type: ApplicationFiled: September 29, 2020Publication date: January 14, 2021Applicant: Samsung Display Co. Ltd.Inventors: Sun Kyu JOO, Byung Chul KIM, Sung Chul KIM, Su Jeong KIM, In Ok KIM, Hye Ran MUN, In Seok SONG, Keun Chan OH, Jae Jin LYU, Yui Ku LEE
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Publication number: 20210005672Abstract: A color conversion substrate and a display device are provided. The color conversion substrate includes a base substrate, a first color filter and a second color filter disposed on a surface of the base substrate, a first partition layer disposed between the first color filter and the second color filter, a second partition layer disposed on the first partition layer, a first wavelength conversion pattern disposed on the first color filter and a second wavelength conversion pattern disposed on the second color filter, wherein the first partition layer includes a first lower surface disposed on the first color filter and a second lower surface disposed on the second color filter.Type: ApplicationFiled: June 11, 2020Publication date: January 7, 2021Applicant: Samsung Display Co., LTD.Inventors: Gak Seok LEE, Byung Chul KIM, In Ok KIM, Jae Min SEONG, In Seok SONG, Keun Chan OH, Ji Eun JANG, Chang Soon JANG, Sun Kyu JOO, Ha Lim JI
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Patent number: 10868092Abstract: A display device includes a substrate, a thin film transistor on the substrate, an interlayer insulating layer on the thin film transistor, an electrode on the interlayer insulating layer, the electrode including an emission region, a contact region overlapping the thin film transistor, and a dummy region protruding from the emission region in a direction different from the contact region, and an emission layer on the electrode, the emission region of the electrode overlapping the emission layer.Type: GrantFiled: December 11, 2018Date of Patent: December 15, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sun-Kyu Joo, In Seok Song, Keun Chan Oh, Byung-chul Kim, In Ok Kim, Gak Seok Lee, Chang-Soon Jang
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Publication number: 20200388654Abstract: A display device includes: a first substrate; a second substrate on the first substrate; a pixel between the first substrate and the second substrate and including a pixel area and a non-pixel area around the pixel area; a color filter between the pixel and the second substrate and overlapping with the pixel area; and a plurality of protrusions between the second substrate and the color filter, and each of the protrusions has a width that decreases as a distance from the second substrate increases.Type: ApplicationFiled: March 31, 2020Publication date: December 10, 2020Inventors: GAK SEOK LEE, Byung-Chul KIM, INOK KIM, Jaemin SEONG, Inseok SONG, KEUNCHAN OH, Jieun JANG, Chang-Soon JANG, Sun-Kyu JOO
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Patent number: 10854687Abstract: An organic light emitting display device comprising: a substrate; a first pixel electrode disposed on the substrate; a pixel defining film disposed on the first pixel electrode and having a first opening at least partially exposing the first pixel electrode; a first organic light emitting layer disposed on the pixel defining film and overlapping with the first opening of the pixel defining film; and a black matrix disposed on the first organic light emitting layer and having a first opening overlapping with the first organic light emitting layer. Light having passed through the first opening of the black matrix is one of red light, green light, and blue light. The first opening of the black matrix may have a shape with a curved portion.Type: GrantFiled: February 16, 2018Date of Patent: December 1, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sun Kyu Joo, Byung Chul Kim, Sung Chul Kim, Su Jeong Kim, In Ok Kim, Hye Ran Mun, In Seok Song, Keun Chan Oh, Jae Jin Lyu, Yui Ku Lee
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Patent number: 10853156Abstract: A display device may include an image processor which is configured to process an image signal and includes a detector configured to determine a group of parameters by detecting a waveform of a detected partial discharge and measuring each of parameters of the waveform in the form of a binary number and a controller configured to identify the partial discharge by comparing the determined group with previously stored groups; and a display unit configured to display the image signal.Type: GrantFiled: September 13, 2018Date of Patent: December 1, 2020Assignee: LSIS CO., LTD.Inventor: Byung-Chul Kim
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Publication number: 20200365833Abstract: A display panel includes a base substrate including: a plurality of pixel regions and a peripheral region adjacent thereto; a pixel defining film disposed on the base substrate and having a plurality of openings, each of which corresponding to a respective one of the plurality of pixel regions; a plurality of light emitting elements disposed on the base substrate corresponding to the plurality of openings and configured to generate first color light; an encapsulation member disposed on the plurality of light emitting elements; a light shield pattern disposed on the encapsulation member and overlapping the peripheral region when viewed in a plan view; and a light control layer disposed on the encapsulation member and the light shield pattern and overlapping the plurality of pixel regions. The pixel defining film includes a first color material, and the light shield pattern includes a second color material different form the first color.Type: ApplicationFiled: April 13, 2020Publication date: November 19, 2020Inventors: Sun-Kyu JOO, Byung-Chul KIM, INOK KIM, JAECHEOL PARK, Jaemin SEONG, Inseok SONG, KEUNCHAN OH, GAK SEOK LEE, Jieun JANG, Chang-Soon JANG
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Publication number: 20200350387Abstract: A display device including a substrate that includes a circuit layer; an insulating layer on the substrate; a pixel defining layer on the insulating layer, the pixel defining layer having an opening exposing a region of a top surface of the insulating layer; a light blocking layer covering a top surface and a side surface of the pixel defining layer; and an organic electroluminescent element in the opening, wherein the organic electroluminescent element includes a first electrode on the region of the top surface of the insulating layer exposed through the opening; at least one organic layer on the first electrode; and a second electrode on the at least one organic layer.Type: ApplicationFiled: July 16, 2020Publication date: November 5, 2020Inventors: Byung-chul KIM, Sujeong KIM, Kiyoung YEON, Sun-kyu JOO, Chul HUH, Inok KIM, Hyeran MUN, Inseok SONG, Wooyoung LEE, Yui-ku LEE
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Patent number: 10804334Abstract: An organic light emitting diode display includes: a display panel; and a color conversion panel positioned on the display panel. The color conversion panel includes: a substrate; a color filter layer disposed under the substrate; a first light blocking layer disposed under the color filter layer; and a first color conversion layer, a second color conversion layer, and a third color conversion layer positioned under the first light blocking layer. The color filter layer includes a first color filter, a second color filter, and a third color filter, the first light blocking layer includes a first portion that overlaps the first color filter, a second portion that overlaps the second color filter, and a third portion that overlaps the third color filter, and the first portion, the second portion, and the third portion are connected.Type: GrantFiled: January 4, 2019Date of Patent: October 13, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: In Seok Song, Sun-Kyu Joo, Byung-Chul Kim, In Ok Kim, Gak Seok Lee, Chang-Soon Jang
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Publication number: 20200303465Abstract: A display panel includes an upper display substrate including pixel areas arranged in each of pixel columns and a light blocking area and a lower display substrate including display elements respectively overlapping the pixel areas. The upper display substrate includes a base substrate, a color filter layer, and a light control layer including transmission portions overlapping first pixel areas arranged in a first pixel column and first conversion portions overlapping second pixel areas arranged in a second pixel column, and a barrier layer including first barriers disposed between the first conversion portions and the transmission portions and first sub-barriers disposed between adjacent first conversion portions. A first shortest distance from the base substrate to a lower surface of each of the first barriers is equal to a second shortest distance from the base substrate to a lower surface of each of the first sub-barriers.Type: ApplicationFiled: January 29, 2020Publication date: September 24, 2020Inventors: Sun-kyu JOO, Keunchan OH, Byung-Chul KIM, lnok KIM, Jaemin SEONG, Gakseok LEE, Jieun JANG, lnseok SONG, Chang-Soon JANG
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Patent number: 10756154Abstract: A display device including a substrate that includes a circuit layer; an insulating layer on the substrate; a pixel defining layer on the insulating layer, the pixel defining layer having an opening exposing a region of a top surface of the insulating layer; a light blocking layer covering a top surface and a side surface of the pixel defining layer; and an organic electroluminescent element in the opening, wherein the organic electroluminescent element includes a first electrode on the region of the top surface of the insulating layer exposed through the opening; at least one organic layer on the first electrode; and a second electrode on the at least one organic layer.Type: GrantFiled: May 21, 2018Date of Patent: August 25, 2020Assignee: Samsung Display Co., Ltd.Inventors: Byung-chul Kim, Sujeong Kim, Kiyoung Yeon, Sun-kyu Joo, Chul Huh, Inok Kim, Hyeran Mun, Inseok Song, Wooyoung Lee, Yui-ku Lee
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Publication number: 20200258945Abstract: A color conversion substrate includes a base on which first to third light outputting regions and a light shielding region surrounding the first to third light outputting regions are defined; first to third color filters on the base in the first to third light outputting regions, respectively; a first light shielding member on the first color filter in the light shielding region; a light transmission pattern on the first color filter; a first wavelength conversion pattern on the second color filter and which converts light of a first color into light of a second color; and a second wavelength conversion pattern on the third color filter and which converts the light of the first color into light of a third color. A first opening located in the light shielding region is defined in at least one of the light transmission pattern and the first and second wavelength conversion patterns.Type: ApplicationFiled: October 3, 2019Publication date: August 13, 2020Inventors: Sun Kyu JOO, Byung Chul KIM, In Ok KIM, Jae Min SEONG, In Seok SONG, Keun Chan OH, Gak Seok LEE, Ji Eun JANG, Chang Soon JANG
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Publication number: 20200258944Abstract: A display device is provided. A display device includes a plurality of pixels arranged in a row axis and in a column axis that intersects the row axis, a first substrate on which a light-emitting element disposed in each of the pixels is disposed, a second substrate which faces the first substrate, and a first wavelength conversion pattern disposed on the second substrate in a first pixel column and which converts wavelength of light emitted from the light-emitting element. The first wavelength conversion pattern includes a first main pattern part arranged in a stripe fashion along the column axis and a protruding pattern part projected from the first main pattern part toward at least one of first and second directions of the row axis.Type: ApplicationFiled: July 11, 2019Publication date: August 13, 2020Inventors: Sun Kyu JOO, Keun Chan OH, Byung Chul KIM, In Ok KIM, In Seok SONG, Gak Seok LEE, Chang Soon JANG
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Patent number: 10719288Abstract: A display apparatus is provided. The display apparatus includes: a display configured to include a plurality of display modules, a storage configured to store a first luminance correction coefficient corresponding to light-emitting pixels constituting each of the plurality of display modules and a second luminance correction coefficient corresponding to at least one target pixels adjacent to a seam region from among the light-emitting pixels, and a processor configured to apply the second luminance correction coefficient to the target pixel, apply the first luminance correction coefficient to remaining pixels, and drive the display, wherein the second luminance correction coefficient may be a luminance correction coefficient which is calculated based on a target luminance value to compensate the seam region.Type: GrantFiled: August 30, 2019Date of Patent: July 21, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kil-soo Jung, Byung-chul Kim, Sung-yeol Kim
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Publication number: 20200220041Abstract: Provided is a display apparatus including a chassis and a display panel installed on the chassis. The display panel includes a substrate and an inorganic light emitting element. The chassis includes a base plate including a mounting groove, and a bracket coupled to and received in the mounting groove. A rear surface of the substrate is attached to the bracket through an adhesive member.Type: ApplicationFiled: December 30, 2019Publication date: July 9, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung Chul KIM, Dong Yeob Lee, Seung Ryong Han
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Publication number: 20200212109Abstract: Provided is a display apparatus including a display module having a folding region and a plurality of non-folding regions adjacent to the folding region and including a display surface configured to display an image, and a support member below the display module and supporting the display module, wherein the display module is operated in a plurality of modes, and the plurality of modes includes a first mode in which the folding region has a first curvature radius and is folded in a first bending direction which surrounds a virtual first bending axis defined below the display module and a second mode in which the folding region has a second curvature radius and is folded in a second bending direction which surrounds a virtual second bending axis defined above the display module, wherein the first curvature radius is greater than the second curvature radius.Type: ApplicationFiled: November 18, 2019Publication date: July 2, 2020Inventors: Gak Seok LEE, Byung-Chul KIM, Chang-Soon JANG, In Ok KIM, Inseok SONG, Keunchan OH, Jieun JANG
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Publication number: 20200111848Abstract: A display device includes: a first base layer; a circuit element layer on the first base layer; a pixel definition layer on the circuit element layer and comprising a plurality of light-emitting openings which are spaced apart from each other and define a plurality of light-emitting regions; a second base layer spaced apart from and facing the first base layer; a light-shielding layer on the second base layer and comprising a plurality of openings respectively overlapping the light-emitting regions, wherein on a plane of the first base layer, shapes of first to third openings along one direction among the openings are different from each other.Type: ApplicationFiled: August 5, 2019Publication date: April 9, 2020Inventors: Sun-Kyu JOO, Keunchan Oh, Byung-Chul Kim, Inok Kim, Gak Seok Lee, Jieun Jang, Inseok Song, Chang-Soon Jang
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Patent number: 10592714Abstract: A projection apparatus and an operation method thereof are provided. The projection apparatus may include a projector, a detector, and a processor. The projector may be configured to project an image to a projection area. The detector may be configured to detect an ID pattern disposed onto the projection area and a position of the ID pattern. The processor may be configured to generate a projection image including content corresponding to the detected ID pattern such that the content is projected to the position corresponding to the detected ID pattern. The processor may be further configured to control the projector to project the generated projection image.Type: GrantFiled: May 24, 2016Date of Patent: March 17, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kil-soo Jung, Byung-chul Kim, Woo-sung Shim
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Patent number: 10593249Abstract: A display apparatus is provided. The display apparatus includes a display panel comprising a plurality of pixels, a panel driver configured to drive the display panel, a storage configured to store information regarding a color gamut of each of the plurality of pixels, and a processor configured to determine a target color gamut of each of the plurality of pixels so that a difference in color gamut from at least one adjacent pixel is equal to or less than a predetermined threshold value, and to drive the panel driver for each of the plurality of pixels to have a grayscale value based on the target color gamut.Type: GrantFiled: June 4, 2019Date of Patent: March 17, 2020Assignee: Samsung Electrons Co., Ltd.Inventors: Seung-ryong Han, Byung-chul Kim, Jin-sung Lee, Ho-young Lee