Patents by Inventor Kun-Cheng TIEN
Kun-Cheng TIEN 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: 11640097Abstract: A total internal reflection display includes a sub-pixel, a reflecting layer, at least one first stereoscopic electrode and a display medium layer. The sub-pixel is defined by a color filter and a black matrix disposed adjacently to the color filter. The reflecting layer is located beneath the sub-pixel. The first stereoscopic electrode is located beneath the black matrix. The width of the first stereoscopic electrode is less than the width of the black matrix. The display medium layer is located between the sub-pixel and the reflecting layer. The height of the first stereoscopic electrode is greater than half of the thickness of the display medium layer.Type: GrantFiled: October 28, 2021Date of Patent: May 2, 2023Assignee: AU OPTRONICS CORPORATIONInventors: Chun-Yu Lin, Kun-Cheng Tien
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Publication number: 20230113781Abstract: A transparent display panel with driving electrode regions, circuit wiring regions, and optically transparent regions is provided. The driving electrode regions are arranged into an array in a first direction and a second direction. An average light transmittance of the circuit wiring regions is less than ten percent, and an average light transmittance of the optically transparent regions is greater than that of the driving electrode regions and the circuit wiring regions. The first direction intersects the second direction. The circuit wiring regions connect the driving electrode regions at intervals, such that each optically transparent region spans among part of the driving electrode regions. The transparent display panel includes first signal lines and second signal lines extending along the circuit wiring regions, and each circuit wiring region is provided with at least one of the first signal lines and at least one of the second signal lines.Type: ApplicationFiled: August 24, 2022Publication date: April 13, 2023Applicant: AUO CorporationInventors: Chun-Yu Lin, Kun-Cheng Tien, Jia-Long Wu, Ming-Lung Chen, Shu-Hao Huang
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Publication number: 20230082000Abstract: A display apparatus includes a first conductive pattern layer, a first insulating pattern layer, a second conductive pattern layer, a second insulating pattern layer, pixel structures, and a light-absorbing pattern layer. The first insulating pattern layer is disposed on the first conductive pattern layer and has a first opening. The second conductive pattern layer is disposed on the first insulating pattern layer and has light-shielding conductive patterns arranged periodically. The second insulating pattern layer is disposed on the second conductive pattern layer and has a second opening overlapped with the first opening. The light-absorbing pattern layer covers at least a first sidewall defining the first opening and a second sidewall defining the second opening and separates the light-shielding conductive patterns of the second conductive pattern layer. The light-absorbing pattern layer has a light-transmitting opening overlapped with the first opening and the second opening.Type: ApplicationFiled: May 24, 2022Publication date: March 16, 2023Applicant: Au Optronics CorporationInventors: Chun-Yu Lin, Ming-Lung Chen, Kun-Cheng Tien, Jia-Long Wu, YuTang Tsai
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Publication number: 20230052419Abstract: A total internal reflection display includes a sub-pixel, a reflecting layer, at least one first stereoscopic electrode and a display medium layer. The sub-pixel is defined by a color filter and a black matrix disposed adjacently to the color filter. The reflecting layer is located beneath the sub-pixel. The first stereoscopic electrode is located beneath the black matrix. The width of the first stereoscopic electrode is less than the width of the black matrix. The display medium layer is located between the sub-pixel and the reflecting layer. The height of the first stereoscopic electrode is greater than half of the thickness of the display medium layer.Type: ApplicationFiled: October 28, 2021Publication date: February 16, 2023Inventors: Chun-Yu LIN, Kun-Cheng TIEN
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Publication number: 20230044390Abstract: A display device including a substrate and a light source array disposed on the substrate is provide. The light source array includes a plurality of light-emitting units disposed on the substrate, and each light-emitting unit has a light source and an optical component. Each light source is disposed on the substrate and has a light emitting surface. Each optical component has a light receiving surface and a light exit surface, and each optical component is disposed on the light source with the light receiving surface connected to the light emitting surface. The optical component also has a side surface connecting the light receiving surface and the light exit surface. The side surface and the light receiving surface have an included angle between 100 and 130 degrees within the optical component.Type: ApplicationFiled: July 11, 2022Publication date: February 9, 2023Inventors: YU-HAN CHIANG, SHANG-CHIANG LIN, KUN-CHENG TIEN
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Publication number: 20230030752Abstract: A display panel, including a circuit substrate, a light emitting diode, and a reflective layer, is provided. The light emitting diode includes a light emitting layer and first and second semiconductor layers. The light emitting layer is located between the first and second semiconductor layers. The second semiconductor layer is located between the first semiconductor layer and the circuit substrate. The reflective layer is in contact with a part of a side surface of the light emitting diode. A part of the reflective layer is located between the light emitting diode and the circuit substrate. Taking a direction perpendicular to a top surface of the circuit substrate as a height direction, a horizontal height of a top surface of the reflective layer is located between a horizontal height of a top surface of the light emitting layer and a horizontal height of a top surface of the light emitting diode.Type: ApplicationFiled: November 1, 2021Publication date: February 2, 2023Applicant: Au Optronics CorporationInventors: Ming-Lung Chen, Kun-Cheng Tien, Chien-Huang Liao
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Publication number: 20220390087Abstract: A backlight module includes a light source array, a reflector module, and an optical film. The light source array includes a plurality of light sources. The light emitted from the light source can be refracted by the lens unit to obtain a specific light-output angle and uniformity. The reflector module includes a plurality of reflector units. Each reflector unit includes a flat portion, a first wall portion, and a corner wall portion, which have structures and arrangements designed to enable the light source to achieve a display effect of less shadows and better contrast.Type: ApplicationFiled: May 27, 2022Publication date: December 8, 2022Inventors: MING-LUNG CHEN, KUN-CHENG TIEN, YI-WEN LIN, CHENG-CHUAN CHEN
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Patent number: 11402702Abstract: A display apparatus includes a display panel and a switching panel disposed outside the display panel. The switching panel includes a first base, a first electrode, a second electrode, a second base, a third electrode, a fourth electrode and a liquid crystal layer. The first electrode and the second electrode are disposed on the first base. The first electrode has branches, and the branches of the first electrode are arranged in a first direction. The second base is disposed opposite to the first base. The third electrode and the fourth electrode are disposed on the second base. The third electrode has branches, and the branches of the third electrode are arranged in a second direction, and the first direction is interlaced with the second direction. The liquid crystal layer is disposed between the first base and the second base.Type: GrantFiled: July 9, 2020Date of Patent: August 2, 2022Assignee: Au Optronics CorporationInventors: Kun-Cheng Tien, Chien-Huang Liao, Cian-Rou Wu, Chin-An Lin, Wei-Cheng Cheng
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Patent number: 11366358Abstract: A display apparatus includes a display panel and a switching panel disposed outside the display panel. The switching panel includes a first base, first and second electrodes disposed on the first base, a second base, third and fourth electrodes disposed on the second base, and a liquid crystal layer disposed between the first base and the second base. When the display apparatus is operated in a first anti-peep mode, the first electrode and the second electrode disposed on the first base have a first AC driving signal and a second AC driving signal respectively, and the third electrode and the fourth electrode disposed on the second base have DC reference signals respectively, wherein the first AC driving signal and the second AC driving signal are in synchronization.Type: GrantFiled: June 4, 2020Date of Patent: June 21, 2022Assignee: Au Optronics CorporationInventors: Cian-Rou Wu, Kun-Cheng Tien, Chien-Huang Liao, Chin-An Lin
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Publication number: 20210271138Abstract: A display apparatus includes a display panel and a switching panel disposed outside the display panel. The switching panel includes a first base, a first electrode, a second electrode, a second base, a third electrode, a fourth electrode and a liquid crystal layer. The first electrode and the second electrode are disposed on the first base. The first electrode has branches, and the branches of the first electrode are arranged in a first direction. The second base is disposed opposite to the first base. The third electrode and the fourth electrode are disposed on the second base. The third electrode has branches, and the branches of the third electrode are arranged in a second direction, and the first direction is interlaced with the second direction. The liquid crystal layer is disposed between the first base and the second base.Type: ApplicationFiled: July 9, 2020Publication date: September 2, 2021Applicant: Au Optronics CorporationInventors: Kun-Cheng Tien, Chien-Huang Liao, Cian-Rou Wu, Chin-An Lin, Wei-Cheng Cheng
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Publication number: 20210271125Abstract: A display apparatus includes a display panel and a switching panel disposed outside the display panel. The switching panel includes a first base, first and second electrodes disposed on the first base, a second base, third and fourth electrodes disposed on the second base, and a liquid crystal layer disposed between the first base and the second base. When the display apparatus is operated in a first anti-peep mode, the first electrode and the second electrode disposed on the first base have a first AC driving signal and a second AC driving signal respectively, and the third electrode and the fourth electrode disposed on the second base have DC reference signals respectively, wherein the first AC driving signal and the second AC driving signal are in synchronization.Type: ApplicationFiled: June 4, 2020Publication date: September 2, 2021Applicant: Au Optronics CorporationInventors: Cian-Rou Wu, Kun-Cheng Tien, Chien-Huang Liao, Chin-An Lin
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Patent number: 10935832Abstract: An optical film including a first layer and a second layer disposed on the first layer and attached to the first layer is provided. The first layer has a plurality of micro-structures respectively extending along a first direction and arranged side by side at an interval. The micro-structures protrude toward the second layer. A first pitch exists between each micro-structure and an adjacent micro-structure in a side-by-side arrangement direction. The first pitch is greater than 10 times a wavelength of an incident light. Moreover, a display device including the foregoing optical film is also provided.Type: GrantFiled: December 14, 2018Date of Patent: March 2, 2021Assignee: AU OPTRONICS CORPORATIONInventors: Kun-Cheng Tien, Meng-Lin Tsai, Yu-Hsuan Hung, Wei-Cheng Wong, Chin-An Lin
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Patent number: 10884297Abstract: A pixel structure includes a first sub-pixel, a second sub-pixel, and a third sub-pixel. Each of first pixel electrodes has first branch portions. Each of the first pixel electrodes has a first outline. The first branch portions of each of the first pixel electrodes and one of first connecting electrodes have a first junction. The first junction has a length. The first outline has a length. Each of the first sub-pixel, the second sub-pixel, and the third sub-pixel has a first ratio of the length of the first junction to the length of the first outline. The first ratios of at least two of the first sub-pixel, the second sub-pixel, and the third sub-pixel are substantially different.Type: GrantFiled: September 21, 2019Date of Patent: January 5, 2021Assignee: Au Optronics CorporationInventors: Chin-An Lin, Kun-Cheng Tien
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Publication number: 20200355968Abstract: A pixel structure includes a first sub-pixel, a second sub-pixel, and a third sub-pixel. Each of first pixel electrodes has first branch portions. Each of the first pixel electrodes has a first outline. The first branch portions of each of the first pixel electrodes and one of first connecting electrodes have a first junction. The first junction has a length. The first outline has a length. Each of the first sub-pixel, the second sub-pixel, and the third sub-pixel has a first ratio of the length of the first junction to the length of the first outline. The first ratios of at least two of the first sub-pixel, the second sub-pixel, and the third sub-pixel are substantially different.Type: ApplicationFiled: September 21, 2019Publication date: November 12, 2020Applicant: Au Optronics CorporationInventors: Chin-An Lin, Kun-Cheng Tien
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Patent number: 10657872Abstract: A display device includes a plurality of gate lines, configured to output corresponding scan signals to corresponding pixels; a plurality of data lines, configured to receive display data and output corresponding pixel voltages to corresponding pixels, where the plurality of data lines includes 12 successive data lines from left to right; a gate driver, electrically coupled to the gate lines, configured to drive the pixels; and a data driver, electrically coupled to the data lines, configured to provide data signals to the pixels, where the data driver respectively provides data with polarities of: positive, negative, positive, negative, positive, negative, negative, positive, negative, positive, negative, and positive to the 12 data lines, and each column of pixels includes pixels in two forms; when the display data has a same gray scale, the data driver respectively provides two different pixel voltages to the pixels in two forms.Type: GrantFiled: October 12, 2017Date of Patent: May 19, 2020Assignee: AU OPTRONICS CORPORATIONInventors: Kun-Cheng Tien, Chien-Huang Liao, Jia-Long Wu
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Patent number: 10529291Abstract: A display panel includes a driver, X data lines, Y scan lines, and X*Y pixels. The driver is configured to receive display data with X*Y resolution. The X data lines are electrically connected to the driver and configured to receive a plurality of pixel voltages. The X*Y pixels are electrically connected to the data lines and the scan lines. When each gray level of a first color display data set is identical and lower than a first threshold value, the pixel voltages of the plurality of first color subpixels are not identical.Type: GrantFiled: September 6, 2016Date of Patent: January 7, 2020Assignee: AU OPTRONICS CORPORATIONInventors: Kun-Cheng Tien, Chien-Huang Liao, Jia-Long Wu, Wen-Hao Hsu, Yung-Jen Chen
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Patent number: 10473851Abstract: The present invention provides an optical film. The optical film includes a first light-guiding layer, a second light-guiding layer, and at least one light absorption member. The first light-guiding layer has a first light incident surface, a first light-emitting surface, and an accommodating recessed portion formed on the first light incident surface. The second light-guiding layer is disposed on the first light incident surface, and has a second light incident surface, a second light-emitting surface, and a light-guiding member formed on the second light-emitting surface. Each light-guiding member is disposed on each accommodating recessed portion respectively, and each light-guiding member has a top portion, a bottom portion, and a side surface connecting the top portion and the bottom portion.Type: GrantFiled: December 26, 2018Date of Patent: November 12, 2019Assignee: AU OPTRONICS CORPORATIONInventors: Kun-Cheng Tien, Yu-Hsuan Hung, Meng-Lin Tsai, Chin-An Lin, Wei-Cheng Wong
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Publication number: 20190212607Abstract: An optical film including a first layer and a second layer disposed on the first layer and attached to the first layer is provided. The first layer has a plurality of micro-structures respectively extending along a first direction and arranged side by side at an interval. The micro-structures protrude toward the second layer. A first pitch exists between each micro-structure and an adjacent micro-structure in a side-by-side arrangement direction. The first pitch is greater than 10 times a wavelength of an incident light. Moreover, a display device including the foregoing optical film is also provided.Type: ApplicationFiled: December 14, 2018Publication date: July 11, 2019Inventors: Kun-Cheng Tien, Meng-Lin Tsai, Yu-Hsuan Hung, Wei-Cheng Wong, Chin-An Lin
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Publication number: 20190212490Abstract: The present invention provides an optical film. The optical film includes a first light-guiding layer, a second light-guiding layer, and at least one light absorption member. The first light-guiding layer has a first light incident surface, a first light-emitting surface, and an accommodating recessed portion formed on the first light incident surface. The second light-guiding layer is disposed on the first light incident surface, and has a second light incident surface, a second light-emitting surface, and a light-guiding member formed on the second light-emitting surface. Each light-guiding member is disposed on each accommodating recessed portion respectively, and each light-guiding member has a top portion, a bottom portion, and a side surface connecting the top portion and the bottom portion.Type: ApplicationFiled: December 26, 2018Publication date: July 11, 2019Inventors: Kun-Cheng Tien, Yu-Hsuan Hung, Meng-Lin Tsai, Chin-An Lin, Wei-Cheng Wong
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Patent number: 10235921Abstract: A display device includes a plurality of data lines, a plurality of scan lines, and a pixel array. The pixel array is electrically coupled to the data lines and the scan lines. Colors of the sub pixels electrically coupled to the same scan line are the same. The pixel array includes a plurality of first color sub-pixel rows, a plurality of second color sub-pixel rows, and a plurality of third color sub-pixel rows. The third color sub-pixels corresponding to the same data line include a first sub-pixel and a second sub-pixel. The first sub-pixel and the second sub-pixel have different polarities. The sub-pixels configured between the first sub-pixel and the second sub-pixel have the same polarity.Type: GrantFiled: March 17, 2017Date of Patent: March 19, 2019Assignee: AU OPTRONICS CORPORATIONInventors: Kun-Cheng Tien, Chien-Huang Liao, Jia-Long Wu, Shu-En Li