Patents by Inventor Jang Wi Ryu
Jang Wi Ryu 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: 20240154073Abstract: According to embodiments, a light-emitting display device includes a light-emitting diode that emits blue light and green light, a color conversion layer on the light-emitting diode, and a scattering absorption layer disposed between the color conversion layer and the light-emitting diode and that transmits blue light and green light.Type: ApplicationFiled: September 12, 2023Publication date: May 9, 2024Applicant: Samsung Display Co., LTD.Inventors: Gak Seok LEE, Byung-Chul KIM, Jang Wi RYU, Jae Min SEONG, Keun Chan OH, Sang Hun LEE, HALIM JI
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Patent number: 11849603Abstract: A display module includes a display panel on which a display area and a non-display area surrounding the display area are defined and a functional layer disposed on the display panel. Here, the functional layer includes a color filter layer including a plurality of color filters and a plurality of first light shielding layers each disposed between the plurality of color filters, a light control layer including a plurality of light control parts overlapping the plurality of color filter layers, respectively, wherein at least one of the plurality of light control parts includes a quantum dot, and a heat conductive layer. The heat conductive layer includes at least one of metal, graphite, and silicon carbide.Type: GrantFiled: October 31, 2022Date of Patent: December 19, 2023Assignee: Samsung Display Co., Ltd.Inventors: Soodong Kim, Jang Wi Ryu
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Patent number: 11793048Abstract: A display panel includes light emitting elements which generate source light, pixel regions from which light is emitted, a layer including light control patterns, and a layer including light shielding patterns which are in each of the pixel regions and are spaced apart from each other within a respective pixel region, where the light shielding patterns each includes a first light shielding pattern including a light shielding material, and a second light shielding pattern which corresponds to the first light shielding pattern, includes a metal material and is closer to the layer including the light control patterns than the first light shielding pattern.Type: GrantFiled: February 17, 2021Date of Patent: October 17, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jang Wi Ryu, Byung-Chul Kim, Inseok Song, Halim Ji
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Publication number: 20230329063Abstract: A display device including a base layer including first to third pixel regions and a peripheral region, light emission elements, and a color filter layer. The color filter layer includes a first color filter overlapping the first pixel region and the peripheral region, and including first and second openings, a second color filter overlapping the second pixel region and the peripheral region, and including third and fourth openings, and a third color filter overlapping the third pixel region and the peripheral region, and including fifth and sixth openings. The peripheral region includes a single-layered region not overlapped by the first and second color filters and overlapped by the third color filter and a multi-layered region overlapped by at least two of the first and third color filters. The single-layered region is disposed on an outer side of each of the first to fourth openings in a plan view.Type: ApplicationFiled: January 9, 2023Publication date: October 12, 2023Applicant: Samsung Display Co., Ltd.Inventors: JANG WI RYU, BYUNG-CHUL KIM, JAEMIN SEONG, INSEOK SONG, HALIM JI
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Patent number: 11616101Abstract: A display device includes: a substrate; a color filter layer disposed below the substrate; a color control layer disposed below the color filter layer; and an optical auxiliary layer disposed between the substrate and the color filter layer and having a base portion and a plurality of recess portions, the plurality of recess portion defined in the base portion and recessed in a direction toward the substrate, wherein an average refractive index of the optical auxiliary layer is greater than or equal to an average refractive index of the substrate and is less than or equal to an average refractive index of the color filter layer.Type: GrantFiled: November 2, 2020Date of Patent: March 28, 2023Assignee: Samsung Display Co., Ltd.Inventors: Gak Seok Lee, Keunchan Oh, Byung-Chul Kim, Jang Wi Ryu, Inseok Song, Halim Ji
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Patent number: 11609368Abstract: A display device includes: a substrate including light-emitting areas and a light-blocking area including a spacer area; a color filter layer including color filters and a dummy color pattern, wherein the color filters are disposed in the light emitting areas, and the dummy color pattern is disposed in the spacer area; a light-transmitting layer disposed on the color filter layer and including a light-transmitting pattern and a light-transmitting dummy pattern, wherein the light-transmitting pattern is disposed on the color filters, and the light-transmitting dummy pattern is disposed on the dummy color pattern; and a bank layer disposed on the dummy color pattern, wherein the bank layer includes a spacer part disposed in the light-blocking area, and a bank part disposed in the light-blocking area, wherein the spacer part overlaps the spacer area, wherein the bank part has a smaller height than the spacer part with respect to the substrate.Type: GrantFiled: March 1, 2021Date of Patent: March 21, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: In Seok Song, Byung Chul Kim, Jang Wi Ryu, Gak Seok Lee, Ha Lim Ji
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Publication number: 20230058967Abstract: A display module includes a display panel on which a display area and a non-display area surrounding the display area are defined and a functional layer disposed on the display panel. Here, the functional layer includes a color filter layer including a plurality of color filters and a plurality of first light shielding layers each disposed between the plurality of color filters, a light control layer including a plurality of light control parts overlapping the plurality of color filter layers, respectively, wherein at least one of the plurality of light control parts includes a quantum dot, and a heat conductive layer. The heat conductive layer includes at least one of metal, graphite, and silicon carbide.Type: ApplicationFiled: October 31, 2022Publication date: February 23, 2023Inventors: Soodong KIM, JANG WI RYU
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Patent number: 11502279Abstract: A display module includes a display panel on which a display area and a non-display area surrounding the display area are defined and a functional layer disposed on the display panel. Here, the functional layer includes a color filter layer including a plurality of color filters and a plurality of first light shielding layers each disposed between the plurality of color filters, a light control layer including a plurality of light control parts overlapping the plurality of color filter layers, respectively, wherein at least one of the plurality of light control parts includes a quantum dot, and a heat conductive layer. The heat conductive layer includes at least one of metal, graphite, and silicon carbide.Type: GrantFiled: April 10, 2020Date of Patent: November 15, 2022Inventors: Soodong Kim, Jang Wi Ryu
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Patent number: 11398531Abstract: Provided is a display device including a first base substrate, a plurality of pixels disposed on the first base substrate and each of which including a pixel area and a non-pixel area around the pixel area, a second base substrate facing the first base substrate with the pixels therebetween, and a plurality of light conversion layers disposed under the second base substrate and overlapping the pixel areas of the pixels, wherein the second base substrate includes a first part overlapping the non-pixel area, and a second part around the first part, wherein a refractive index of the first part is different from a refractive index of the second part.Type: GrantFiled: May 5, 2020Date of Patent: July 26, 2022Inventors: Jang Wi Ryu, Songyi Kim, Sujin Kim, Woo-Man Ji
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Publication number: 20220223654Abstract: A color converting substrate includes: a base part having, defined therein a first light transmitting region, a second light transmitting region spaced apart from the first light transmitting region in a first direction, and a first light blocking region between the first light transmitting region and the second light transmitting region; a first color filter positioned on one surface of the base part and overlapping the first light transmitting region; a second color filter positioned on the one surface of the base part and overlapping the second light transmitting region; a light blocking pattern overlapping the first light blocking region and positioned on the one surface of the base part; and a light transmitting pattern positioned on the first color filter, the second color filter, and the light blocking pattern, wherein the first color filter and the second color filter include a coloring material of a first color.Type: ApplicationFiled: May 7, 2020Publication date: July 14, 2022Inventors: Jang Wi RYU, Soo Dong KIM, Byung Chul KIM, In Seok SONG, Ha Lim JI, Gak Seok LEE
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Publication number: 20220130907Abstract: A display device includes a first substrate, a pixel structure, a first optical filter, a first-color filter, a second optical filter, a second-color filter, and a second substrate. The pixel structure is disposed between the first substrate and each of the optical filters. The first-color filter is disposed on the first optical filter and has a first refractive index. The second optical filter is spaced from the first optical filter and includes a second-color pigment. The second-color filter is disposed on the second optical filter and has a second refractive index. The second substrate is disposed on the first color filter and the second color filter and has a third refractive index. A difference between the third refractive index and the second refractive index is less than a difference between the third refractive index and the first refractive index.Type: ApplicationFiled: July 20, 2021Publication date: April 28, 2022Inventors: INSEOK SONG, GAK SEOK LEE, KEUNCHAN OH, BYUNG-CHUL KIM, JANG WI RYU, HALIM JI
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Publication number: 20220003909Abstract: A display device includes: a substrate including light-emitting areas and a light-blocking area including a spacer area; a color filter layer including color filters and a dummy color pattern, wherein the color filters are disposed in the light emitting areas, and the dummy color pattern is disposed in the spacer area; a light-transmitting layer disposed on the color filter layer and including a light-transmitting pattern and a light-transmitting dummy pattern, wherein the light-transmitting pattern is disposed on the color filters, and the light-transmitting dummy pattern is disposed on the dummy color pattern; and a bank layer disposed on the dummy color pattern, wherein the bank layer includes a spacer part disposed in the light-blocking area, and a bank part disposed in the light-blocking area, wherein the spacer part overlaps the spacer area, wherein the bank part has a smaller height than the spacer part with respect to the substrate.Type: ApplicationFiled: March 1, 2021Publication date: January 6, 2022Inventors: In Seok SONG, Byung Chul KIM, Jang Wi RYU, Gak Seok LEE, Ha Lim JI
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Publication number: 20210391389Abstract: A display panel includes light emitting elements which generate source light, pixel regions from which light is emitted, a layer including light control patterns, and a layer including light shielding patterns which are in each of the pixel regions and are spaced apart from each other within a respective pixel region, where the light shielding patterns each includes a first light shielding pattern including a light shielding material, and a second light shielding pattern which corresponds to the first light shielding pattern, includes a metal material and is closer to the layer including the light control patterns than the first light shielding pattern.Type: ApplicationFiled: February 17, 2021Publication date: December 16, 2021Inventors: JANG WI RYU, BYUNG-CHUL KIM, INSEOK SONG, HALIM JI
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Publication number: 20210327963Abstract: A display device includes: a substrate; a color filter layer disposed below the substrate; a color control layer disposed below the color filter layer; and an optical auxiliary layer disposed between the substrate and the color filter layer and having a base portion and a plurality of recess portions, the plurality of recess portion defined in the base portion and recessed in a direction toward the substrate, wherein an average refractive index of the optical auxiliary layer is greater than or equal to an average refractive index of the substrate and is less than or equal to an average refractive index of the color filter layer.Type: ApplicationFiled: November 2, 2020Publication date: October 21, 2021Inventors: Gak Seok LEE, Keunchan OH, Byung-Chul KIM, Jang Wi RYU, Inseok SONG, Halim Jl
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Patent number: 10996522Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in a pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.Type: GrantFiled: December 19, 2019Date of Patent: May 4, 2021Assignee: Samsung Display Co., Ltd.Inventors: Hak Sun Chang, Eun-Kil Park, Hyun-Ho Kang, Jang Wi Ryu, Seung-Suk Yang, Ki Chul Shin, Se Hyun Lee, Jae-Soo Jang, Hyo Ju Jung
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Publication number: 20200381483Abstract: Provided is a display device including a first base substrate, a plurality of pixels disposed on the first base substrate and each of which including a pixel area and a non-pixel area around the pixel area, a second base substrate facing the first base substrate with the pixels therebetween, and a plurality of light conversion layers disposed under the second base substrate and overlapping the pixel areas of the pixels, wherein the second base substrate includes a first part overlapping the non-pixel area, and a second part around the first part, wherein a refractive index of the first part is different from a refractive index of the second part.Type: ApplicationFiled: May 5, 2020Publication date: December 3, 2020Inventors: JANG WI RYU, Songyi KIM, Sujin KIM, Woo-Man JI
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Publication number: 20200373513Abstract: A display module includes a display panel on which a display area and a non-display area surrounding the display area are defined and a functional layer disposed on the display panel. Here, the functional layer includes a color filter layer including a plurality of color filters and a plurality of first light shielding layers each disposed between the plurality of color filters, a light control layer including a plurality of light control parts overlapping the plurality of color filter layers, respectively, wherein at least one of the plurality of light control parts includes a quantum dot, and a heat conductive layer. The heat conductive layer includes at least one of metal, graphite, and silicon carbide.Type: ApplicationFiled: April 10, 2020Publication date: November 26, 2020Inventors: Soodong KIM, Jang Wi RYU
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Patent number: 10838267Abstract: A liquid crystal display, including a first substrate; a gate line and a data line disposed on the first substrate; and a pixel electrode connected to the gate line and the data line and comprising a first sub pixel electrode and a second sub pixel electrode disposed on the first substrate. Each of the first sub pixel electrode and the second sub pixel electrode includes a transverse stem; a longitudinal stem; and a plurality of minute branches extending from transverse stem and the longitudinal stem. A width of the first sub pixel electrode is different from a width of the second sub pixel electrode.Type: GrantFiled: November 21, 2019Date of Patent: November 17, 2020Assignee: Samsung Display Co., Ltd.Inventors: Hak Sun Chang, Jang Wi Ryu, Ki Chul Shin, Jae-Soo Jang
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Patent number: 10809579Abstract: A liquid crystal display includes: a first substrate; a pixel electrode on the first substrate and including a first subpixel electrode and a second subpixel electrode which are separated from each other; a second substrate facing the first substrate; a common electrode on the second substrate; and a liquid crystal layer between the first substrate and the second substrate, in which the first subpixel electrode includes a first plate-shaped portion and a plurality of first branch electrodes extended from the first plate-shaped portion, the second subpixel electrode includes a second plate-shaped portion surrounds the first branch electrodes and a plurality of second branch electrodes extended from the second plate-shaped portion, and a difference between a first voltage applied to the first subpixel electrode and a common voltage applied to the common electrode is larger than a difference between a second voltage applied to the second subpixel electrode and the common voltage.Type: GrantFiled: April 24, 2015Date of Patent: October 20, 2020Assignee: Samsung Display Co., Ltd.Inventors: Hak Sun Chang, Cheol Shin, Jae-Soo Jang, Ki Chul Shin, Jang Wi Ryu, Ho Kil Oh, Ka Eun Kim, Se Hyun Lee, Hyo Ju Jung
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Patent number: 10782564Abstract: A liquid crystal display includes a lower panel electrode including a lower panel unit electrode, an upper panel electrode including an upper panel unit electrode facing the lower panel unit electrode, and a liquid crystal layer between the lower panel electrode and the upper panel electrode and including liquid crystal molecules, where the lower panel unit electrode includes a center electrode disposed at a center thereof, minute branches which extends from an edge side of the center electrode to an outside, and a first cutout is defined in the center of the center electrode, and the a second cutout is defined in the upper panel unit electrode between the minute branches and the first cutout, and a third cutout is connected to the second cutout and defines a boundary between subregions together with the first cutout.Type: GrantFiled: May 20, 2015Date of Patent: September 22, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hak Sun Chang, Cheol Shin, Jang Wi Ryu, Ki Chul Shin, Jae-Soo Jang