Patents by Inventor Shih-Chyuan Fan Jiang
Shih-Chyuan Fan Jiang 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: 20160054627Abstract: A Fringe-Field Switching (FFS) mode liquid crystal display (LCD) panel with optimized designs of pixel areas and/or liquid crystal materials is provided. The FFS mode LCD panel includes an active-element array substrate with a plurality of pixel areas, an opposite substrate, and a liquid crystal layer. Each pixel area comprises a plurality of first common electrodes, a second common electrode between the pixel area and another horizontally adjacent pixel area, and a pixel electrode. The optical transmittance and homogeneity of the pixel area of the display panel are modified by manipulating the relative position of the electrodes in the pixel areas on the active-element array substrate and/or adopting specific parameters of liquid crystal materials in the liquid crystal layer of the display panel.Type: ApplicationFiled: November 3, 2015Publication date: February 25, 2016Inventors: Wan-Heng CHANG, Hsiao-Wei CHENG, Shih-Chyuan FAN JIANG
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Publication number: 20150378229Abstract: A pixel structure includes a substrate, a plurality of gate lines and data lines, and at least one first pixel. The gate lines and the data lines are disposed on the substrate. The first pixel is disposed on the substrate and electrically connected to corresponding gate line and data line. The first pixel includes a first electrode, a first dielectric layer and a second electrode. The first electrode is disposed on the substrate. The first dielectric layer is disposed on the first electrode, and the first dielectric layer has at least one first island structure. The second electrode is disposed on a top surface of the first island structure, and the second electrode partially exposes the top surface of the first island structure.Type: ApplicationFiled: September 14, 2015Publication date: December 31, 2015Inventors: Ju-Chin Chen, Hsiao-Wei Cheng, Shih-Chyuan Fan Jiang, Yu-Chia Huang
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Patent number: 9223180Abstract: A Fringe-Field Switching (FFS) mode liquid crystal display (LCD) panel with optimized designs of pixel areas and/or liquid crystal materials is provided. The FFS mode LCD panel includes an active-element array substrate with a plurality of pixel areas, an opposite substrate, and a liquid crystal layer. Each pixel area comprises a plurality of first common electrodes, a second common electrode between the pixel area and another horizontally adjacent pixel area, and a pixel electrode. The optical transmittance and homogeneity of the pixel area of the display panel are modified by manipulating the relative position of the electrodes in the pixel areas on the active-element array substrate and/or adopting specific parameters of liquid crystal materials in the liquid crystal layer of the display panel.Type: GrantFiled: March 13, 2013Date of Patent: December 29, 2015Assignee: AU OPTRONICS CORPORATIONInventors: Wan-Heng Chang, Hsiao-Wei Cheng, Shih-Chyuan Fan Jiang
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Publication number: 20150370115Abstract: A display may have a color filter layer and a thin-film transistor layer. A layer of liquid crystal material may be located between the color filter layer and the thin-film transistor layer. Column spacers may be formed on the color filter layer to maintain a desired gap between the color filter and thin-film transistor layers. Support pads may be used to support the column spacers. The column spacers and support pads may have comparable thicknesses. Different column spacers may be located at different portions of the support pads to allow the support pad size to be reduced while ensuring adequate support.Type: ApplicationFiled: June 18, 2014Publication date: December 24, 2015Inventors: Zhibing Ge, Yeon Sik Ham, Cheng Chen, Chia Hsuan Tai, Enkhamgalan Dorjgotov, Sang Un Choi, Shih-Chyuan Fan Jiang
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Publication number: 20150346528Abstract: A liquid crystal display may have a layer of liquid crystal material. The display may have an array of display pixel circuits. The display pixel circuits may each include a display pixel electrode that applies electric fields to a corresponding portion of the liquid crystal material. Thin-film transistor circuitry and other structures in the display pixels may control operation of the display pixels circuits. The thin-film transistor circuitry may be configured to handle operation of the display at multiple refresh rates. To accommodate multiple refresh rates, each pixel circuit may include a pair of transistors. A first transistor is used to apply data signals from a data line to the display pixel electrode. A storage capacitor is used to maintain the data signal on the electrode. The second transistor may be used to adjust the capacitance of the storage capacitor depending on the refresh rate of the display.Type: ApplicationFiled: September 23, 2014Publication date: December 3, 2015Inventors: Zhibing Ge, Enkhamgalan Dorjgotov, Cheng Chen, Lei Zhao, Chun-Yao Huang, Shih-Chang Chang, Shih-Chyuan Fan Jiang
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Patent number: 9182643Abstract: A liquid crystal display may have a layer of liquid crystal material. The display may have an array of display pixel circuits. The display pixel circuits may each include a display pixel electrode that applies electric fields to a corresponding portion of the liquid crystal material. Thin-film transistor circuitry and other structures in the display pixels may control operation of the display pixels circuits. The thin-film transistor circuitry may be configured to handle operation of the display at multiple refresh rates. To accommodate multiple refresh rates, each pixel circuit may include a pair of transistors. A first transistor is used to apply data signals from a data line to the display pixel electrode. A storage capacitor is used to maintain the data signal on the electrode. The second transistor may be used to adjust the capacitance of the storage capacitor depending on the refresh rate of the display.Type: GrantFiled: September 23, 2014Date of Patent: November 10, 2015Assignee: Apple Inc.Inventors: Zhibing Ge, Enkhamgalan Dorjgotov, Cheng Chen, Lei Zhao, Chun-Yao Huang, Shih-Chang Chang, Shih-Chyuan Fan Jiang
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Patent number: 9165946Abstract: An array substrate includes a scan line, a data line, a thin film transistor, a first transparent electrode, a passivation layer, and a second transparent electrode. The scan line and the data line interlace to define a pixel region. The gate dielectric layer of the thin film transistor overlaps the scan line and the data line and extends to cover the pixel region. The gate dielectric layer has a first region, a second region, and a third region. The first region corresponds to the semiconductor layer of the thin film transistor. The second region connects the first region and the third region. The thickness of the second region is different from that of the third region. The first transparent electrode covers the gate dielectric layer in the pixel region. The passivation layer covers the thin film transistor and the first transparent electrode. The second transparent electrode covers the passivation layer.Type: GrantFiled: September 16, 2014Date of Patent: October 20, 2015Assignee: AU OPTRONICS CORPORATIONInventors: Wan-Heng Chang, Hsiao-Wei Cheng, Shih-Chyuan Fan Jiang
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Patent number: 9164340Abstract: A pixel structure includes a substrate, a plurality of gate lines and data lines, and at least one first pixel. The gate lines and the data lines are disposed on the substrate. The first pixel is disposed on the substrate and electrically connected to corresponding gate line and data line. The first pixel includes a first electrode, a first dielectric layer and a second electrode. The first electrode is disposed on the substrate. The first dielectric layer is disposed on the first electrode, and the first dielectric layer has at least one first island structure. The second electrode is disposed on a top surface of the first island structure, and the second electrode partially exposes the top surface of the first island structure.Type: GrantFiled: June 22, 2014Date of Patent: October 20, 2015Assignee: AU Optronics Corp.Inventors: Ju-Chin Chen, Hsiao-Wei Cheng, Shih-Chyuan Fan Jiang, Yu-Chia Huang
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Publication number: 20150212380Abstract: A pixel structure includes a substrate, a plurality of gate lines and data lines, and at least one first pixel. The gate lines and the data lines are disposed on the substrate. The first pixel is disposed on the substrate and electrically connected to corresponding gate line and data line. The first pixel includes a first electrode, a first dielectric layer and a second electrode. The first electrode is disposed on the substrate. The first dielectric layer is disposed on the first electrode, and the first dielectric layer has at least one first island structure. The second electrode is disposed on a top surface of the first island structure, and the second electrode partially exposes the top surface of the first island structure.Type: ApplicationFiled: June 22, 2014Publication date: July 30, 2015Inventors: Ju-Chin Chen, Hsiao-Wei Cheng, Shih-Chyuan Fan Jiang, Yu-Chia Huang
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Publication number: 20150124206Abstract: A pixel structure disposed on a first substrate is provided. The pixel structure includes a scan line, a data line, an active component, a pixel electrode, a first dielectric layer, a common electrode, and a protrusion. The scan line and the data line are disposed on the first substrate. The pixel electrode is disposed on the first substrate. The first dielectric layer is disposed on the first substrate and covers the pixel electrode. The common electrode is disposed on the first dielectric layer, and the common electrode has at least two first branched electrodes and a first opening between the first branched electrodes. The first branched electrodes and the first opening on the first substrate overlap with the pixel electrode in a projection direction. The protrusion is disposed on the first dielectric layer, and the protrusion is disposed in the first opening between the first branched electrodes.Type: ApplicationFiled: May 27, 2014Publication date: May 7, 2015Applicant: AU Optronics CorporationInventors: Wan-Heng CHANG, Hsiao-Wei CHENG, Shih-Chyuan FAN JIANG
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Publication number: 20150109268Abstract: A pixel unit includes a first pixel, a second pixel, a third pixel, a fourth pixel and a light-shielding structure. The first pixel has a plurality of first sub-pixels, the second pixel has a plurality of second sub-pixels, the third pixel has a plurality of third pixels, and the fourth pixel has a plurality of fourth sub-pixels. The first sub-pixel has a first electrode extending along a first tilting direction. The second sub-pixel has a second electrode extending along a second tilting direction. The third sub-pixel has a third electrode extending along a third tilting direction. The fourth sub-pixel has a fourth electrode extending along a fourth tilting direction. The first pixel, the second pixel, the third pixel and the fourth pixel surround the light-shielding structure collectively. The first tilting direction, the second tilting direction, the third tilting direction and the fourth tilting direction are different from each other.Type: ApplicationFiled: May 30, 2014Publication date: April 23, 2015Applicant: Au Optronics CorporationInventors: Yu-Chia Huang, Ju-Chin Chen, Hsiao-Wei Cheng, Shih-Chyuan Fan-Jiang
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Patent number: 9007555Abstract: A liquid crystal display panel including a first substrate, scan lines extending along a first direction, data lines, active devices, pixel electrodes, common electrodes, a second substrate and a liquid crystal layer is provided. The pixel electrodes are respectively disposed in sub-pixel regions and coupled to the corresponding active devices. The common electrodes are respectively disposed corresponding to the pixel electrodes. Each common electrode or each pixel electrode includes plural stripe electrodes arranged side by side. Each stripe electrode includes a first section and a second section respectively disposed on two opposite sides of a reference axis, wherein a major axis of the first section forms an included angle with a major axis of the second section. The included angles of the stripe electrodes in each sub-pixel region are gradually varied along the first direction. The liquid crystal layer is disposed between the first substrate and the second substrate.Type: GrantFiled: June 28, 2012Date of Patent: April 14, 2015Assignee: Au Optronics CorporationInventors: Wen-Zong Chang, Shih-Chyuan Fan-Jiang, Hsiao-Wei Cheng
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Publication number: 20140085582Abstract: A Fringe-Field Switching (FFS) mode liquid crystal display (LCD) panel with optimized designs of pixel areas and/or liquid crystal materials is provided. The FFS mode LCD panel includes an active-element array substrate with a plurality of pixel areas, an opposite substrate, and a liquid crystal layer. Each pixel area comprises a plurality of first common electrodes, a second common electrode between the pixel area and another horizontally adjacent pixel area, and a pixel electrode. The optical transmittance and homogeneity of the pixel area of the display panel are modified by manipulating the relative position of the electrodes in the pixel areas on the active-element array substrate and/or adopting specific parameters of liquid crystal materials in the liquid crystal layer of the display panel.Type: ApplicationFiled: March 13, 2013Publication date: March 27, 2014Applicant: AU Optronics CorporationInventors: Wan-Heng CHANG, Hsiao-Wei CHENG, Shih-Chyuan FAN JIANG
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Publication number: 20130257700Abstract: A liquid crystal display panel including a first substrate, scan lines extending along a first direction, data lines, active devices, pixel electrodes, common electrodes, a second substrate and a liquid crystal layer is provided. The pixel electrodes are respectively disposed in sub-pixel regions and coupled to the corresponding active devices. The common electrodes are respectively disposed corresponding to the pixel electrodes. Each common electrode or each pixel electrode includes plural stripe electrodes arranged side by side. Each stripe electrode includes a first section and a second section respectively disposed on two opposite sides of a reference axis, wherein a major axis of the first section forms an included angle with a major axis of the second section. The included angles of the stripe electrodes in each sub-pixel region are gradually varied along the first direction. The liquid crystal layer is disposed between the first substrate and the second substrate.Type: ApplicationFiled: June 28, 2012Publication date: October 3, 2013Applicant: Au Optronics CorporationInventors: Wen-Zong Chang, Shih-Chyuan Fan-Jiang, Hsiao-Wei Cheng
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Patent number: 8223302Abstract: A display panel includes a first substrate, a second substrate, signal lines, sub-pixels, and at least one thickness adjusting layer. The second substrate is disposed above the first substrate and has a transparent electrode layer thereon. The signal lines are disposed on the first substrate. The sub-pixels are arranged between the first and second substrates. The sub-pixels are electrically connected with the signal lines, and parts of them have at least one transparent area and at least one reflective area. The transparent area has a transparent electrode therein, and the reflective area has a reflective electrode therein, respectively. The thickness adjusting layer is disposed above the reflective electrode and located at the reflective area of the part of the sub-pixels.Type: GrantFiled: June 17, 2009Date of Patent: July 17, 2012Assignee: Au Optronics CorporationInventors: Yu-Ping Kuo, Shih-Chyuan Fan Jiang, Chih-Jen Hu
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Patent number: 8223303Abstract: A transflective LCD device includes an array substrate and a color filter. The substrate includes a plurality gate lines, a plurality of common lines, and a plurality of data lines substantially crossing the gate lines to define a plurality of sub-pixel regions. Each sub-pixel region has a reflective area and a transmissive area. Two of the reflective area of two adjacent sub-pixel regions in the same column are juxtaposed to each other. The color filter has a plurality of sub-pixel regions respectively aligned with the sub-pixel regions of the array substrate. The color filter includes an insulating layer disposed on the reflective area of a respective sub-pixel region. An LC layer is disposed between the array substrate and the color filter.Type: GrantFiled: June 10, 2011Date of Patent: July 17, 2012Assignee: Au Optronics Corp.Inventors: Ching-Sheng Cheng, Li-Ping Liu, Shih-Chyuan Fan Jiang, Chih-Chun Pei, Chih-Jen Hu, Ching-Huan Lin, Chih-Ming Chang
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Patent number: 8085354Abstract: A pixel structure is disclosed. The pixel structure is suitable to be disposed on a substrate and includes a first pixel electrode, a second pixel electrode and a top gate TFT. The first pixel electrode and the second pixel electrode are disposed over the substrate, wherein the first pixel electrode and the second pixel electrode are separated from each other. The top gate TFT is disposed between the substrate and the first pixel electrode and includes a patterned semiconductor layer and a gate.Type: GrantFiled: February 10, 2009Date of Patent: December 27, 2011Assignee: Au Optronics CorporationInventors: Cheng Lo, Shih-Chyuan Fan Jiang, Ching-Sheng Cheng, Ching-Huan Lin, Chih-Jen Hu, Chih-Ming Chang
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Publication number: 20110242452Abstract: A transflective LCD device includes an array substrate and a color filter. The substrate includes a plurality gate lines, a plurality of common lines, and a plurality of data lines substantially crossing the gate lines to define a plurality of sub-pixel regions. Each sub-pixel region has a reflective area and a transmissive area. Two of the reflective area of two adjacent sub-pixel regions in the same column are juxtaposed to each other. The color filter has a plurality of sub-pixel regions respectively aligned with the sub-pixel regions of the array substrate. The color filter includes an insulating layer disposed on the reflective area of a respective sub-pixel region. An LC layer is disposed between the array substrate and the color filter.Type: ApplicationFiled: June 10, 2011Publication date: October 6, 2011Inventors: Ching-Sheng CHENG, Li-Ping Liu, Shih-Chyuan Fan Jiang, Chih-Chun Pei, Chih-Jen Hu, Ching-Huan Lin, Chih-Ming Chang
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Patent number: 8026541Abstract: A liquid crystal display (LCD) panel is provided. The LCD panel includes an active device array substrate, an opposite substrate, and a liquid crystal layer. The active device array substrate includes a plurality of pixel units, and each of the pixel units has a reflective area and a transmissive area. The opposite substrate is disposed above the active device array substrate and has a plurality of first alignment protrusions corresponding to the reflective area and a plurality of second alignment protrusions corresponding to the transmissive area. The first and the second alignment protrusions are positioned between the opposite substrate and the active device array substrate. Additionally, a height of the first alignment protrusions is greater than a height of the second alignment protrusions. The liquid crystal layer is disposed between the opposite substrate and the active device array substrate. The LCD panel has a high aperture ratio.Type: GrantFiled: July 20, 2007Date of Patent: September 27, 2011Assignee: Au Optronics CorporationInventors: Shih-Chyuan Fan Jiang, Ching-Huan Lin, Chih-Ming Chang
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Patent number: 8023078Abstract: A transflective LCD device includes an array substrate and a color filter. The substrate includes a plurality gate lines, a plurality of common lines, and a plurality of data lines substantially crossing the gate lines to define a plurality of sub-pixel regions. Each sub-pixel region has a reflective area and a transmissive area. Two of the reflective area of two adjacent sub-pixel regions in the same column are juxtaposed to each other. The color filter has a plurality of sub-pixel regions respectively aligned with the sub-pixel regions of the array substrate. The color filter includes an insulating layer disposed on the reflective area of a respective sub-pixel region. An LC layer is disposed between the array substrate and the color filter.Type: GrantFiled: July 29, 2008Date of Patent: September 20, 2011Assignee: Au Optronics Corp.Inventors: Ching-Sheng Cheng, Li-Ping Liu, Shih-Chyuan Fan Jiang, Chih-Chun Pei, Chih-Jen Hu, Ching-Huan Lin, Chih-Ming Chang