Patents by Inventor Chih-Wen Chen
Chih-Wen Chen 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).
-
Publication number: 20170118384Abstract: The present disclosure illustrates an adaptive lighting device for optical inspection, which may be assembled with the image capturing device and the lighting module capable of moving and rotating of the lighting device is used to provide a variety of the illumination ranges and the illumination angles for performing an optical inspection. The adaptive lighting device can avoid the separation situation of the flaw and the ghost image of flaw in the inspection image, to achieve the technical effect of raising a correctness rate of the optical inspection effectively.Type: ApplicationFiled: October 26, 2015Publication date: April 27, 2017Inventors: Chih-Wen CHEN, Ming-Fu CHEN, Rui-Cian WENG
-
Patent number: 9251739Abstract: A first display zone and a second display zone are displayed based on a first light source group, which corresponds to a first voltage data signal; and then the second display zone and a third display zone are displayed based on light for a second light source group, which corresponding to a second voltage data signal. The first light source group and the second light source group illuminate the display zones alternatively. Each display zone is fed with either a first data voltage signal or a second data voltage signal. While the first data voltage signal is updating each display zone in sequence, the second data voltage signal starts updating the first display zone when the first voltage signal is updating the third display zone.Type: GrantFiled: October 2, 2014Date of Patent: February 2, 2016Assignee: AU OPTRONICS CORP.Inventors: Meng-Chieh Tsai, Chih-Wen Chen, Chih-Hung Shih, Chih-Jen Hu, Ren-Wei Liao
-
Patent number: 9250447Abstract: Disclosed herein is a parallax barrier including a first substrate, a second substrate and a liquid crystal layer disposed between the first and the second substrates. A plurality of first strip electrodes and a plurality of second strip electrodes are arranged on the first substrate, whereas a plurality of third electrodes and a plurality of fourth electrodes are arranged on the second substrate. Each of the third electrodes has a step-shaped first portion and each of the fourth electrodes has a step-shaped second portion.Type: GrantFiled: July 16, 2014Date of Patent: February 2, 2016Assignee: AU OPTRONICS CORPORATIONInventors: Meng-Chieh Tsai, Chih-Wen Chen, Chih-Hung Shih
-
Patent number: 9182628Abstract: The present invention discloses a 2D/3D switchable liquid crystal lens assembly. The liquid crystal lens assembly from an emitting surface to an incident surface sequentially includes a plurality of adjacently arranged elongated convex lenses, a first transparent substrate, a second transparent substrate, a plurality of electrodes disposed on the second transparent substrate, and a liquid crystal layer sandwiched between the first and second transparent substrates. The plurality of electrodes are used for controlling an alignment of liquid crystal molecules inside the liquid crystal layer so as to adjust a refractive index of the liquid crystal molecules inside the liquid crystal layer corresponding to at least one pixel. The refractive index progressively increase or progressively decrease from a center toward both sides to control a propagation direction of incident light and guide the passed incident light to one of the convex lenses.Type: GrantFiled: September 27, 2012Date of Patent: November 10, 2015Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Chih-Wen Chen, Chia-Chiang Hsiao
-
Publication number: 20150310813Abstract: The present invention provides an over-drive value generating apparatus, which includes: a measuring module utilized to measure a plurality of brightness values shown by using a plurality of first-eye gray scales in every n scales and a plurality of second-eye gray scales in every n scales; an interpolation module utilized to linearly interpolate the brightness values into N×N brightness values which consist of N first-eye gray scales respectively corresponding to N second-eye gray scales; a calculating module utilized to calculate N×N crosstalk values of the N first-eye gray scales respectively switching to the N second-eye gray scales; and a determining module utilized to determine a first over-drive gray scale and a second over-drive gray scale. The present invention further provides a method for generating over-drive values.Type: ApplicationFiled: February 21, 2014Publication date: October 29, 2015Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Bin FANG, Chih-Wen CHEN
-
Patent number: 9128320Abstract: A three-dimensional display including a display and a micro-lens is provided. The display has a plurality of pixel units thereon, and each pixel unit has a pixel pitch i. The micro-lens is disposed at a side of the display, the micro-lens has a plurality of lens units thereon, and each lens unit has a lens pitch l. A right eye viewing zone and a left eye viewing zone are formed if an image displayed from the display passes though the micro-lens, wherein a distance between the center of the right eye viewing zone and the center of the left eye viewing zone is wz, and lens pitch l satisfies: 2 ? i > l ? 2 ? i × w z w z + i , wz is between 70 and 500 mm and i is between 0.1 and 500 ?m.Type: GrantFiled: August 25, 2009Date of Patent: September 8, 2015Assignee: Au Optronics CorporationInventors: Wen-Lung Chen, Chih-Jen Hu, Yue-Shih Jeng, I-Hsiung Huang, Po-Wei Wu, Yu-June Wu, Chih-Wen Chen, Meng-Chieh Tsai
-
Publication number: 20150241711Abstract: The present invention provides a three-dimensional (3D) display apparatus. The 3D display apparatus comprises a display panel and a liquid crystal lens device. The liquid crystal lens device comprises two lens substrate, a liquid crystal lens layer, first elongated electrodes and second elongated electrodes. The elongated electrodes are disposed on inner surfaces of the lens substrates, and there is a predetermined angle between the first elongated electrodes and the second elongated electrodes. The present invention can achieve a stereoscopic image effect and a brightness enhancement.Type: ApplicationFiled: November 26, 2012Publication date: August 27, 2015Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Chih-Wen Chen
-
Publication number: 20150241710Abstract: A naked-eye 3D display device has a display panel and a liquid crystal lens. The liquid crystal lens is mounted on the display panel and correspondingly overlapped with a pixel array of the display panel and has a first electrode, a second electrode and a liquid crystal layer between the first and the second electrodes. The second electrode has separated electrode units. Each electrode unit is in a strip shape and extends obliquely in a stair-shaped manner along a vertical direction in which pixels are arranged. The adjacent two of the electrode units receive different electric voltages to form a specific electric field with the first electrode to change an arrangement direction of liquid crystal molecules at a corresponding position in the liquid crystal layer. The structure of the liquid crystal lens effectively improves image crosstalk between left-eye and right-eye images.Type: ApplicationFiled: November 16, 2012Publication date: August 27, 2015Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Chih-Wen Chen, Chia-chiang Hsiao
-
Patent number: 9104032Abstract: A naked-eye 3D display device has a display panel and a liquid crystal lens. The liquid crystal lens is mounted on the display panel and correspondingly overlapped with a pixel array of the display panel and has a first electrode, a second electrode and a liquid crystal layer between the first and the second electrodes. The second electrode has separated electrode units. Each electrode unit is in a strip shape and extends obliquely in a stair-shaped manner along a vertical direction in which pixels are arranged. The adjacent two of the electrode units receive different electric voltages to form a specific electric field with the first electrode to change an arrangement direction of liquid crystal molecules at a corresponding position in the liquid crystal layer. The structure of the liquid crystal lens effectively improves image crosstalk between left-eye and right-eye images.Type: GrantFiled: November 16, 2012Date of Patent: August 11, 2015Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO. LTD.Inventors: Chih-Wen Chen, Chia-Chiang Hsiao
-
Patent number: 9082329Abstract: The present invention provides a display panel and a 3D display device. The display panel comprising: a first substrate comprising multiple data lines, multiple scan lines, and multiple pixel units, wherein the pixel unit comprising three sub-pixel units, and each of the sub-pixel units electrically connects to the same data line sequentially, and each of the sub-pixel units electrically connects to the corresponding scan line, and the scan line corresponding to at least one of the sub-pixel unit and the scan line corresponding to the first sub-pixel unit of the adjacent next pixel unit are disposed side by side; and a second substrate disposed correspondingly to the first substrate and comprising a first black matrix disposed correspondingly to the scan lines.Type: GrantFiled: October 19, 2014Date of Patent: July 14, 2015Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Qiaosheng Liao, Chia-chiang Hsiao, Chih-Wen Chen
-
Publication number: 20150192825Abstract: The present invention relates to a liquid crystal panel and method for manufacturing the same. The liquid crystal panel manufacturing method comprises steps of: manufacturing an array substrate and a color filter substrate, sealing the array substrate and the color filter substrate together, and injecting liquid crystal material therebetween so as to form a liquid crystal cell, the color filter substrate having a first black matrix and a color resistor layer at an inner side thereof; and forming a second black matrix on an external surface of the color filter substrate by ink-jet printing. The liquid crystal panel and method for manufacturing the same is quite simple, the production efficiency is improved, and the manufacturing cost is reduced.Type: ApplicationFiled: October 18, 2012Publication date: July 9, 2015Inventors: Zan Yang, Chia-Chiang Hsiao, Chih-Wen Chen
-
Patent number: 9052537Abstract: A 2D/3D image switching type liquid crystal display is described. The 2D/3D image switching type liquid crystal display includes a liquid crystal display (LCD), a film-type patterned retarder (FPR) and a liquid crystal barrier layer. When either the FPR is disposed between the LCD panel and the liquid crystal barrier layer or liquid crystal barrier layer is disposed between the LCD panel and the backlight module, an electrical field controls the first grating regions and the second grating regions to form a bright region and a dark region for adjusting the left-hand circularly polarized light and the right-hand circularly polarized light from the FPR to switch 2D/3D image by switching the liquid crystal barrier layer.Type: GrantFiled: August 20, 2012Date of Patent: June 9, 2015Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Qiaosheng Liao, Chia-Chiang Hsiao, Chih-Wen Chen
-
Patent number: 9041644Abstract: The present invention discloses an electro-phoretic display and display method thereof. The method comprises: To form a first electric field so that reflective particles in electro-phoretic layer in an area corresponding to a color resist for display have a first distance from the color substrate. Light incident to the reflective particles partly or completely emerges from the electro-phoretic layer after being reflected by them when the distance is the first distance. To form at least one second electric field in an area corresponding to color resists not for display so that the reflective particles in the electro-phoretic layer in that area have a second distance from the color substrate. Light incident into the electro-phoretic layer is absorbed by the light absorbing liquid when the distance is the second distance. The color resist for display is the one used for displaying a color intended to be displayed by the electro-phoretic display.Type: GrantFiled: November 15, 2012Date of Patent: May 26, 2015Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Chia-chiang Hsiao, Chih-Wen Chen
-
Publication number: 20150138455Abstract: A 2D/3D image switching type liquid crystal display is described. The 2D/3D image switching type liquid crystal display includes a liquid crystal display (LCD), a film-type patterned retarder (FPR) and a liquid crystal barrier layer. When either the FPR is disposed between the LCD panel and the liquid crystal barrier layer or liquid crystal barrier layer is disposed between the LCD panel and the backlight module, an electrical field controls the first grating regions and the second grating regions to form a bright region and a dark region for adjusting the left-hand circularly polarized light and the right-hand circularly polarized light from the FPR to switch 2D/3D image by switching the liquid crystal barrier layer.Type: ApplicationFiled: August 20, 2012Publication date: May 21, 2015Inventors: Qiaosheng Liao, Chia-Chiang Hsiao, Chih-Wen Chen
-
Patent number: 9030613Abstract: The present invention provides a liquid crystal display panel, a liquid crystal display apparatus and a 3D image system. The liquid crystal display panel comprises a patterned retarder and a shading film. The shading film includes a plurality of transparent units and a plurality of shading units arranged in an alternating manner, and the shading units are positioned between the first phase retarders and the second phase retarders, respectively. When the offset of the first phase retarders or the second phase retarders occurs, the shading unit can shade the deviated light rays.Type: GrantFiled: May 9, 2012Date of Patent: May 12, 2015Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Chia-Chiang Hsiao, Chih-Wen Chen
-
Publication number: 20150062109Abstract: The present invention provides a display panel and a 3D display device. The display panel comprising: a first substrate comprising multiple data lines, multiple scan lines, and multiple pixel units, wherein the pixel unit comprising three sub-pixel units, and each of the sub-pixel units electrically connects to the same data line sequentially, and each of the sub-pixel units electrically connects to the corresponding scan line, and the scan line corresponding to at least one of the sub-pixel unit and the scan line corresponding to the first sub-pixel unit of the adjacent next pixel unit are disposed side by side; and a second substrate disposed correspondingly to the first substrate and comprising a first black matrix disposed correspondingly to the scan lines.Type: ApplicationFiled: October 19, 2014Publication date: March 5, 2015Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTDInventors: Qiaosheng Liao, Chia-chiang Hsiao, Chih-Wen Chen
-
Publication number: 20150049068Abstract: The present invention provides a liquid crystal display panel and a 3D image system. The liquid crystal display panel comprises a first substrate, a second substrate, a liquid crystal layer. When display 3D images, pixels on predetermined rows are in a dark state, and at least three pixel rows are positioned between each adjacent two of the predetermined rows. In the present invention, the predetermined rows between adjacent two pixel units are in the dark state, thereby further enlarging the region of BM layer as well as solving the image crosstalk problem when displaying 3D images.Type: ApplicationFiled: May 9, 2012Publication date: February 19, 2015Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Qiaosheng Liao, Chia-chiang Hsiao, Chih-wen Chen
-
Patent number: 8957893Abstract: The present invention provides a three-dimensional (3D) display apparatus and a 3D system. The system comprises the 3D display apparatus and polarizer glasses. The 3D display apparatus comprises a display panel and a pattern retarder film. Retarder rows of the pattern retarder film are positioned to pixel row pairs of the display panel, respectively. The present invention can mitigate the image crosstalk problem exiting in the conventional 3D display.Type: GrantFiled: August 31, 2012Date of Patent: February 17, 2015Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Zan Yang, Chih-Wen Chen, Chia-Chiang Hsiao
-
Patent number: 8953108Abstract: The present invention discloses a stereoscopic display apparatus. The stereoscopic display apparatus comprises a display panel and a liquid crystal lens. A first electrode layer of the liquid crystal lens comprises a plurality of electrode strips arranged along a first direction and extending in a ladder form along a second direction. The present invention further discloses a liquid crystal lens. According to the present invention method, a plurality of lenticular lens units extend in a ladder form along the second direction are formed in the liquid crystal layer in 3D mode. While the 3D display effect is achieved, the crosstalk between left-eye signals and right-eye signals in 3D mode is effectively suppressed.Type: GrantFiled: November 15, 2012Date of Patent: February 10, 2015Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventor: Chih-Wen Chen
-
Patent number: 8937649Abstract: A method of displaying a three-dimensional image is disclosed. The method includes the steps of receiving a left-eye gray level image array and a right-eye gray level image array; converting the left-eye gray level image array and the right-eye gray level image array into a left-eye luminance image array and a right-eye luminance image array respectively; receiving a left-eye compensation array; adjusting the right-eye luminance image array in accordance with the left-eye luminance array and the left-eye compensation array; converting the adjusted right-eye luminance image array into an adjusted right-eye gray level image array; displaying the adjusted right-eye gray level image array.Type: GrantFiled: December 8, 2011Date of Patent: January 20, 2015Assignee: AU Optronics Corp.Inventors: Meng-Chieh Tsai, Chih-Wen Chen, Chih-Hung Shih