Patents by Inventor Seok Lyul Lee
Seok Lyul Lee 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: 10969631Abstract: A liquid crystal panel includes a substrate and a display medium layer. The display medium layer is located on the substrate. The display medium layer includes multiple first liquid crystal capsules and multiple second liquid crystal capsules. Each of the first liquid crystal capsules includes multiple first liquid crystal molecules. A dielectric anisotropy ?? of the first liquid crystal molecules is greater than 0. A refractive index of the first liquid crystal capsules on the z-axis is greater than refractive indices of the first liquid crystal capsules on the x-axis and on the y-axis. Each of the second liquid crystal capsules includes second liquid crystal molecules. A dielectric anisotropy ?? of the second liquid crystal molecules is greater than 0. A refractive index of the second liquid crystal capsules on the z-axis is smaller than refractive indices of the second liquid crystal capsules on the x-axis and on the y-axis.Type: GrantFiled: October 8, 2019Date of Patent: April 6, 2021Assignee: Au Optronics CorporationInventors: Chih-Hao Chen, Min-Zi Hong, Liang-Yin Huang, Seok-Lyul Lee
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Publication number: 20210072573Abstract: A liquid crystal panel and a manufacturing method thereof are provided. The liquid crystal panel includes a substrate, an electrode layer, an insulating layer, a first alignment layer, a second alignment layer, and a liquid crystal layer. The electrode layer is located on the substrate. The insulating layer is located on the electrode layer. The insulating layer has a cavity and an opening connected to a top portion of the cavity. The electrode layer is located below the cavity. The first alignment layer is located in the cavity and located on the electrode layer. The second alignment layer is located at the top portion of the cavity. Each of the liquid crystal layers is located in the cavity and between the first alignment layer and the second alignment layer.Type: ApplicationFiled: January 20, 2020Publication date: March 11, 2021Applicant: Au Optronics CorporationInventors: Hsien-Hung Su, Seok-Lyul Lee, Yen-Huang Hsu
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Patent number: 10935853Abstract: A display cell structure includes a first substrate and a second substrate spaced apart from each other, and a polarizer layer disposed between the two substrates, forming a first cell gaps between the first substrate and the polarizer layer, and a second cell gap between the second substrate and the polarizer layer. A first display structure is disposed in the first cell gap, and a second display structure is disposed in the second cell gap. The first display structure includes a plurality of first signal lines, forming a first signal line pattern. The second display structure includes a plurality of second signal lines, forming a second signal line pattern. The second signal line is different from the first signal line pattern. The polarizer layer may be a wire grid polarizer layer.Type: GrantFiled: October 2, 2019Date of Patent: March 2, 2021Assignee: A.U. VISTA, INC.Inventors: Willem den Boer, Adiel Abileah, Fang-Chen Luo, Seok-Lyul Lee, Tai Kang Wu
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Patent number: 10930234Abstract: A liquid crystal display (LCD) panel includes two substrates and one or more pixel arrays disposed therebetween. The one or more pixel arrays define a pixel matrix having a plurality of pixels. For each of the pixels, the one or more pixel arrays form a mirrored pixel circuit structure including a first pixel electrode and a second pixel electrode opposite to each other. The first pixel electrode and the second pixel electrode in each of the pixels are independently controlled. A quantity of gray levels displayed by each of the pixels of the LCD panel is M, the first pixel electrode and the second pixel electrode in each of the pixels are provided with a voltage switchable between N analog levels, M and N are integers, and N=2×?{square root over (M)}.Type: GrantFiled: February 28, 2020Date of Patent: February 23, 2021Assignee: A.U. VISTA, INC.Inventors: Willem den Boer, Seok-Lyul Lee
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Publication number: 20210048716Abstract: A pixel structure includes a switch element on a substrate, a first electrode, and a second electrode. The first electrode includes first to third trunk portions and first to fourth branch portions. The third trunk portion is located between the first and second trunk portions. The first branch portions are connected to the first trunk portion. The second and third branch portions are connected to the third trunk portion. The fourth branch portions are connected to the second trunk portion. The second electrode includes fourth and fifth trunk portions and the fifth to eighth branch portions. The fourth trunk portion overlaps a gap between the first and second branch portions. The fifth trunk portion overlaps a gap between the third and fourth branch portions. The fifth and sixth branch portions are connected to the fourth trunk portion. The seventh and eighth branch portions are connected to the fifth trunk portion.Type: ApplicationFiled: May 21, 2020Publication date: February 18, 2021Applicant: Au Optronics CorporationInventors: Wei-Ming Cheng, Min-Hsuan Chiu, Chien-Hsien Wu, Syuan-Ling Yang, Seok-Lyul Lee
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Publication number: 20210033915Abstract: A display panel includes a first substrate, an electrode layer, and a display medium layer. The electrode layer is disposed on the first substrate. The display medium layer is disposed on the electrode layer and includes a filler and liquid crystal capsules. The liquid crystal capsules are distributed in the filler, and the filler has a birefringence difference ?n in a range from 0.02 to 0.175.Type: ApplicationFiled: April 6, 2020Publication date: February 4, 2021Inventors: Liang-Yin HUANG, Chih-Hao CHEN, Min-Zi HONG, Seok-Lyul LEE
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Patent number: 10886261Abstract: A light emitting diode (LED) display panel includes a LED array, a color change layer, and a shutter layer disposed therebetween. The LED array is formed by multiple LEDs, defining multiple pixels. Each pixel has a corresponding LED and multiple sub-pixels. The color change layer includes multiple color change structures corresponding to the sub-pixels. The shutter layer defines multiple shutter structures correspondingly aligned to the sub-pixels and the color change structures. Each shutter structure is independently controlled to be switchable between a first state, where light emitted by the corresponding LED is prevented from reaching the corresponding color change structure, and a second state, where light emitted by the corresponding LED is allowed to reach the corresponding color change structure. For each pixel, only the shutter structure corresponding to one sub-pixel is in the second state, and the shutter structures corresponding to the other sub-pixels are in the first state.Type: GrantFiled: June 3, 2020Date of Patent: January 5, 2021Assignee: A.U. VISTA, INC.Inventor: Seok-Lyul Lee
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Patent number: 10877327Abstract: A pixel structure including an active device, a first electrode and a second electrode is provided. The first electrode includes a main portion, first branch portions, a first auxiliary portion and a second auxiliary portion. The second electrode includes second branch portions and a peripheral portion. The main portion extends in a first direction. The first branch portions and the second branch portions cross with the main portion and are arranged alternately in the first direction. Each first branch portion has a first end and a second end located on two opposite sides of the main portion respectively. The first auxiliary portion is connected to the first ends of the first branch portions. The second auxiliary portion is connected to the second ends of the first branch portions. The first auxiliary portion and the second auxiliary portion of the first electrode overlap the peripheral portion of the second electrode.Type: GrantFiled: July 29, 2019Date of Patent: December 29, 2020Assignee: Au Optronics CorporationInventors: Wei-Ming Cheng, Min-Hsuan Chiu, Syuan-Ling Yang, Seok-Lyul Lee
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Patent number: 10859885Abstract: A pixel structure and a driving method are provided. The pixel structure includes a scan line, a first data line, a second data line, a first switching element, a second switching element, a common electrode, a first electrode and a second electrode. The first switching element is electrically connected with the scan line, the first data line and the first electrode. The second switching element is electrically connected with the second data line and the second electrode. The common electrode includes two first body portions and at least two first branch portions. The first electrode includes a second body portion and at least two second branch portions. The second electrode includes at least two main portions and at least one bridge portion. The at least one bridge portion overlaps at least one of the first branch portions in a projection direction.Type: GrantFiled: March 30, 2020Date of Patent: December 8, 2020Assignee: Au Optronics CorporationInventors: Wei-Ming Cheng, Min-Hsuan Chiu, Syuan-Ling Yang, Seok-Lyul Lee
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Publication number: 20200355966Abstract: A liquid crystal panel includes a substrate and a display medium layer. The display medium layer is located on the substrate. The display medium layer includes multiple first liquid crystal capsules and multiple second liquid crystal capsules. Each of the first liquid crystal capsules includes multiple first liquid crystal molecules. A dielectric anisotropy ?? of the first liquid crystal molecules is greater than 0. A refractive index of the first liquid crystal capsules on the z-axis is greater than refractive indices of the first liquid crystal capsules on the x-axis and on the y-axis. Each of the second liquid crystal capsules includes second liquid crystal molecules. A dielectric anisotropy ?? of the second liquid crystal molecules is greater than 0. A refractive index of the second liquid crystal capsules on the z-axis is smaller than refractive indices of the second liquid crystal capsules on the x-axis and on the y-axis.Type: ApplicationFiled: October 8, 2019Publication date: November 12, 2020Applicant: Au Optronics CorporationInventors: Chih-Hao Chen, Min-Zi Hong, Liang-Yin Huang, Seok-Lyul Lee
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Publication number: 20200302882Abstract: A pixel structure includes a switching element, a first electrode, and a second electrode. The first electrode includes two first main portions parallel to an extension direction of the data line, a girder portion coupled between the two first main portions, and two connection portions coupled between the two first main portions. The girder portion and the two connection portions are parallel to an extension direction of the scan line, and the girder portion is disposed between the two connection portions. The second electrode includes a second main portion parallel to the extension direction of the data line, multiple branch portions symmetrically coupled with the second main portion, and two extension portions parallel to the extension direction of the data line. Each of the two extension portions is coupled with two of the multiple branch portions.Type: ApplicationFiled: August 1, 2019Publication date: September 24, 2020Inventors: Wei-Ming CHENG, Seok-Lyul LEE
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Publication number: 20200225548Abstract: A pixel structure and a driving method are provided. The pixel structure includes a scan line, a first data line, a second data line, a first switching element, a second switching element, a common electrode, a first electrode and a second electrode. The first switching element is electrically connected with the scan line, the first data line and the first electrode. The second switching element is electrically connected with the second data line and the second electrode. The common electrode includes two first body portions and at least two first branch portions. The first electrode includes a second body portion and at least two second branch portions. The second electrode includes at least two main portions and at least one bridge portion. The at least one bridge portion overlaps at least one of the first branch portions in a projection direction.Type: ApplicationFiled: March 30, 2020Publication date: July 16, 2020Applicant: Au Optronics CorporationInventors: Wei-Ming Cheng, Min-Hsuan Chiu, Syuan-Ling Yang, Seok-Lyul Lee
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Patent number: 10712616Abstract: A display cell structure includes a first liquid crystal display (LCD) panel and a second LCD panel. The first LCD panel includes a first polarizer layer, a second polarizer layer and a first liquid crystal layer, and liquid crystal molecules in the first liquid crystal layer have a first liquid crystal retardation. The second LCD panel includes a third polarizer layer, a fourth polarizer layer and a second liquid crystal layer, and liquid crystal molecules in the second liquid crystal layer have a second liquid crystal retardation. In some cases, the second liquid crystal retardation is different from the first liquid crystal retardation. In some cases, the third polarizer layer is a carbon nano-tube polarizer layer.Type: GrantFiled: October 15, 2019Date of Patent: July 14, 2020Assignee: A.U. Vista, Inc.Inventors: Seok-Lyul Lee, Fang-Chen Luo, Adiel Abileah, Willem den Boer, Tai Kang Wu
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Publication number: 20200209662Abstract: A pixel structure includes a substrate, a first metal layer, a first insulating layer, a conductive layer, a second insulating layer, and a second metal layer. The first metal layer is located on a substrate. The first metal layer includes a data line and a source connected to the data line. The first insulating layer covers the first metal layer. The conductive layer is located on the first insulating layer. The conductive layer includes a semiconductor channel and a first electrode. The semiconductor channel is electrically connected to the source. At least one portion of the first electrode is located in an opening area of the pixel structure. The second insulating layer covers the conductive layer. The second metal layer is located on the second insulating layer. The second metal layer includes a scan line and a gate connected to the scan line. The gate overlaps the semiconductor channel.Type: ApplicationFiled: July 19, 2019Publication date: July 2, 2020Applicant: Au Optronics CorporationInventors: Min-Hsuan Chiu, Ju-Chin Chen, Wei-Ming Cheng, Seok-Lyul Lee
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Patent number: 10690981Abstract: A pixel structure and a driving method are provided. The pixel structure includes a scan line, a first data line, a second data line, a first switching element, a second switching element, a common electrode, a first electrode and a second electrode. The first switching element is electrically connected with the scan line, the first data line and the first electrode. The second switching element is electrically connected with the second data line and the second electrode. The common electrode includes two first body portions and at least two first branch portions. The first electrode includes a second body portion and at least two second branch portions. The second electrode includes at least two main portions and at least one bridge portion. The at least one bridge portion overlaps at least one of the first branch portions in a projection direction.Type: GrantFiled: June 14, 2018Date of Patent: June 23, 2020Assignee: Au Optronics CorporationInventors: Wei-Ming Cheng, Min-Hsuan Chiu, Syuan-Ling Yang, Seok-Lyul Lee
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Patent number: 10642082Abstract: A liquid crystal display has a plurality of light directing elements located between the CF substrate and the TFT substrate. The TFT substrate has a plurality of pixel areas and a plurality of bordering areas between adjacent pixel areas. The CF substrate has a plurality of apertures corresponding to the pixel areas and a plurality of masking elements between adjacent aperture areas. Each of the masking elements is broader than the corresponding bordering area on the TFT substrate. The light directing elements with reflective surfaces are used to condense part of the light beam transmitted through a pixel area so as to reduce the beam width of the light beam as it reaches the corresponding aperture. The light directing elements can be located on the CF substrate or the TFT substrate.Type: GrantFiled: December 1, 2017Date of Patent: May 5, 2020Assignee: A.U. Vista, Inc.Inventor: Seok-Lyul Lee
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Patent number: 10642094Abstract: A display panel including a first substrate, a second substrate, a first display medium layer, a polarizing layer, and a second display medium layer is provided. The first display medium layer is disposed between the first substrate and the second substrate. The first display medium layer includes a first base material and a plurality of first encapsulated particles immobilized in the first base material. The average size of the first encapsulated particles is 1 nm to 400 nm. The polarizing layer is disposed between the first display medium layer and the second substrate. The polarizing layer is in contact with the first display medium layer. The second display medium layer is disposed between the polarizing layer and the second substrate.Type: GrantFiled: October 4, 2018Date of Patent: May 5, 2020Assignee: Au Optronics CorporationInventors: Ju-Chin Chen, Seok-Lyul Lee, Syuan-Ling Yang, Yang-En Wu
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Publication number: 20200133063Abstract: A display cell structure is provided. A first substrate and a second substrate are spaced apart from each other, and a wire grid polarizer layer is disposed therebetween, forming a first cell gap between the first substrate and the wire grid polarizer layer and a second cell gap between the second substrate and the wire grid polarizer layer. A first display structure is disposed in the first cell gap, and includes multiple first pixel electrodes and a polymer liquid crystal layer. A polarizer layer is disposed on the second substrate and facing an opposite side to the wire grid polarizer layer. A second display structure is disposed in the second cell gap, and includes multiple second pixel electrodes and a liquid crystal layer.Type: ApplicationFiled: December 31, 2019Publication date: April 30, 2020Inventors: Fang-Chen Luo, Seok-Lyul Lee
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Patent number: 10634949Abstract: A representative display system includes: a pixel array having a plurality of pixels, a plurality of select lines, and a plurality of data lines; a first of the plurality of pixels having a first metal-insulator-metal (MIM) diode, a second MIM diode, a first storage capacitor, and a first light emitting diode (LED), the first MIM diode and the second MIM diode being electrically coupled in series between a first of the plurality of select lines and a second of the plurality of select lines, the first storage capacitor and the first LED being electrically coupled, in parallel, between a first of the plurality of data lines and between the first MIM diode and the second MIM diode; wherein the first LED is selectively controllable to emit light in response to corresponding select signals simultaneously provided on the first of the plurality of select lines and the second of the plurality of select lines and in response to data signals on the data lines.Type: GrantFiled: October 17, 2018Date of Patent: April 28, 2020Assignee: A.U. VISTA INC.Inventors: Willem den Boer, Seok Lyul Lee
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Publication number: 20200124914Abstract: A representative display system includes: a pixel array having a plurality of pixels, a plurality of select lines, and a plurality of data lines; a first of the plurality of pixels having a first metal-insulator-metal (MIM) diode, a second MIM diode, a first storage capacitor, and a first light emitting diode (LED), the first MIM diode and the second MIM diode being electrically coupled in series between a first of the plurality of select lines and a second of the plurality of select lines, the first storage capacitor and the first LED being electrically coupled, in parallel, between a first of the plurality of data lines and between the first MIM diode and the second MIM diode; wherein the first LED is selectively controllable to emit light in response to corresponding select signals simultaneously provided on the first of the plurality of select lines and the second of the plurality of select lines and in response to data signals on the data lines.Type: ApplicationFiled: October 17, 2018Publication date: April 23, 2020Inventors: Willem den Boer, Seok Lyul Lee