Patents by Inventor Tean-Sen Jen
Tean-Sen Jen 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).
-
Patent number: 10453409Abstract: The present invention provides a driving circuit and a display device. The driving circuit is disposed on a substrate of the display device. The driving circuit includes thin film transistors (TFTs), a capacitor and clock signal lines. Each of the TFTs includes a gate, a source and a drain. The capacitor is coupled to at least one of the TFTs, and includes a first and a second electrode. The material of the first and the second electrode includes a transparent conductive material. The clock signal lines extend along a first direction. The source and the drain of at least two of the TFTs respectively extend along a second direction. The angle between the first direction and the second direction is between 80 degrees and 100 degrees. At least a partial structure of the capacitor is located in a gap between adjacent ones of the TFTs.Type: GrantFiled: August 15, 2016Date of Patent: October 22, 2019Assignee: HannStar Display CorporationInventors: Tean-Sen Jen, Sung-Chun Lin, Hsuan-Chen Liu, Chien-Ting Chan
-
Patent number: 10121438Abstract: A shift register and a display device are provided. The shift register includes a pre-charge unit, a pull-up unit, a first pull-down unit and a second pull-down unit. The pre-charge unit receives first and second input signals, and outputs a pre-charge signal via a first node. The pull-up unit receives the pre-charge signal and a clock signal, and outputs a scanning signal via a second node. The first pull-down unit receives the pre-charge signal, first and second pull-down control signals, and controls whether to pull-down the scanning signal to a reference voltage level. The second pull-down unit receives the pre-charge signal and first and second pull-down control signals, and controls whether to keep the scanning signal at the reference voltage level. The period of the first second pull-down control signal and the period of the second pull-down control signal are in a range from 12 frames to 180 frames.Type: GrantFiled: June 30, 2016Date of Patent: November 6, 2018Assignees: HannStar Display (Nanjing) Corporation, HannStar Display CorporationInventors: Tean-Sen Jen, Sung-Chun Lin, Hsuan-Chen Liu, Chien-Ting Chan
-
Patent number: 9818772Abstract: A display device and a method for manufacturing the same are provided. The display device includes a first substrate, a second substrate and a light curable sealant. The first substrate has a displaying area and a non-displaying area, in which the displaying area includes a pixel array, and the non-displaying area includes a driving circuit. The driving circuit includes at least a capacitor which is made of transparent conductive material. The second substrate has an opaque area. The light curable sealant is located between the first substrate and the second substrate. When viewing from a normal vector of the first substrate or the second substrate, the light curable sealant, the capacitor and the opaque area are at least partially overlapped with each other.Type: GrantFiled: May 24, 2017Date of Patent: November 14, 2017Assignees: HannStar Display (Nanjing) Corporation, HannStar Display CorporationInventors: Tean-Sen Jen, Sung-Chun Lin, Hsuan-Chen Liu, Chien-Ting Chan
-
Publication number: 20170256573Abstract: A display device and a method for manufacturing the same are provided. The display device includes a first substrate, a second substrate and a light curable sealant. The first substrate has a displaying area and a non-displaying area, in which the displaying area includes a pixel array, and the non-displaying area includes a driving circuit. The driving circuit includes at least a capacitor which is made of transparent conductive material. The second substrate has an opaque area. The light curable sealant is located between the first substrate and the second substrate. When viewing from a normal vector of the first substrate or the second substrate, the light curable sealant, the capacitor and the opaque area are at least partially overlapped with each other.Type: ApplicationFiled: May 24, 2017Publication date: September 7, 2017Inventors: Tean-Sen JEN, Sung-Chun LIN, Hsuan-Chen LIU, Chien-Ting CHAN
-
Publication number: 20170249916Abstract: The present invention provides a driving circuit and a display device. The driving circuit is disposed on a substrate of the display device. The driving circuit includes thin film transistors (TFTs), a capacitor and clock signal lines. Each of the TFTs includes a gate, a source and a drain. The capacitor is coupled to at least one of the TFTs, and includes a first and a second electrode. The material of the first and the second electrode includes a transparent conductive material. The clock signal lines extend along a first direction. The source and the drain of at least two of the TFTs respectively extend along a second direction. The angle between the first direction and the second direction is between 80 degrees and 100 degrees. At least a partial structure of the capacitor is located in a gap between adjacent ones of the TFTs.Type: ApplicationFiled: August 15, 2016Publication date: August 31, 2017Inventors: Tean-Sen JEN, Sung-Chun LIN, Hsuan-Chen LIU, Chien-Ting CHAN
-
Patent number: 9704895Abstract: A display device and a method for manufacturing the same are provided. The display device includes a first substrate, a second substrate and a light curable sealant. The first substrate has a displaying area and a non-displaying area, in which the displaying area includes a pixel array, and the non-displaying area includes a driving circuit. The driving circuit includes at least a capacitor which is made of transparent conductive material. The second substrate has an opaque area. The light curable sealant is located between the first substrate and the second substrate. When viewing from a normal vector of the first substrate or the second substrate, the light curable sealant, the capacitor and the opaque area are at least partially overlapped with each other.Type: GrantFiled: March 31, 2016Date of Patent: July 11, 2017Assignees: HannStar Display (Nanjing) Corporation, HannStar Display CorporationInventors: Tean-Sen Jen, Sung-Chun Lin, Hsuan-Chen Liu, Chien-Ting Chan
-
Patent number: 9684199Abstract: A liquid crystal display device includes a first substrate, a second substrate, and a liquid crystal layer. The first substrate includes a first transparent substrate including a first surface and a second surface, a color filter layer formed on the first surface of the first transparent substrate, a first alignment film formed on the color filter layer, and a first electrode interlayered in the color filter layer. The second substrate includes a second transparent substrate comprising a third surface and a fourth surface, a second electrode and a third electrode formed on the third surface of the second transparent substrate sequentially, and a second alignment film is formed on the third electrode. The second electrode and the third electrode are arranged at different insulation layers respectively and electrically insulated with each other. The LCD device of the present invention has an improved transmittance and a fast response time.Type: GrantFiled: September 22, 2013Date of Patent: June 20, 2017Assignee: INFOVISION OPTOELECTRONICS (KUNSHAN) CO., LTD.Inventors: Te-Chen Chung, Tean-Sen Jen, Chia-Te Liao, Yong-qian Li, Hong-qing Cui, Jin-yu Li, Dong-zhao Li
-
Publication number: 20170018244Abstract: A shift register and a display device are provided. The shift register includes a pre-charge unit, a pull-up unit, a first pull-down unit and a second pull-down unit. The pre-charge unit receives first and second input signals, and outputs a pre-charge signal via a first node. The pull-up unit receives a pre-charge signal and a clock signal, and outputs a scanning signal via a second node. The first pull-down signal receives the pre-charge signal, first and second pull-down control signals, and controls whether to pull-down the scanning signal to a reference voltage level. The second pull-down signal receives the pre-charge signal and first and second pull-down control signals, and controls whether to keep the scanning signal at the reference voltage level. The period of the first second pull-down control signal and the period of the second pull-down control signal are in a range from 12 frames to 180 frames.Type: ApplicationFiled: June 30, 2016Publication date: January 19, 2017Inventors: Tean-Sen JEN, Sung-Chun LIN, Hsuan-Chen LIU, Chien-Ting CHAN
-
Publication number: 20160293645Abstract: A display device and a method for manufacturing the same are provided. The display device includes a first substrate, a second substrate and a light curable sealant. The first substrate has a displaying area and a non-displaying area, in which the displaying area includes a pixel array, and the non-displaying area includes a driving circuit. The driving circuit includes at least a capacitor which is made of transparent conductive material. The second substrate has an opaque area. The light curable sealant is located between the first substrate and the second substrate. When viewing from a normal vector of the first substrate or the second substrate, the light curable sealant, the capacitor and the opaque area are at least partially overlapped with each other.Type: ApplicationFiled: March 31, 2016Publication date: October 6, 2016Inventors: Tean-Sen JEN, Sung-Chun LIN, Hsuan-Chen LIU, Chien-Ting CHAN
-
Publication number: 20140340621Abstract: A liquid crystal display device includes a first substrate, a second substrate, and a liquid crystal layer. The first substrate includes a first transparent substrate including a first surface and a second surface, a color filter layer formed on the first surface of the first transparent substrate, a first alignment film formed on the color filter layer, and a first electrode interlayered in the color filter layer. The second substrate includes a second transparent substrate comprising a third surface and a fourth surface, a second electrode and a third electrode formed on the third surface of the second transparent substrate sequentially, and a second alignment film is formed on the third electrode. The second electrode and the third electrode are arranged at different insulation layers respectively and electrically insulated with each other. The LCD device of the present invention has an improved transmittance and a fast response time.Type: ApplicationFiled: September 22, 2013Publication date: November 20, 2014Applicant: Infovision Optoelectronics (Kunshan) Co., Ltd.Inventors: Te-Chen Chung, Tean-Sen Jen, Chia-Te Liao, Yong-qian Li, Hong-qing Cui, Jin-yu Li, Dong-zhao Li
-
Patent number: 8537084Abstract: A liquid crystal panel includes a plurality of pixel units, each of which include gating lines, data lines, a pixel electrode and a thin film transistor (TFT). Common electrodes of first pixel units in a same row are electrically connected via a first common line, and common electrodes of second pixel units in the same row are electrically connected via a second common line. The first common line is connected with a first common voltage and the second common voltage is connected with a second common voltage. The first common voltage and the second common voltage are alternating current voltages and have opposite polarities in the same frame. The liquid crystal panel can decrease power consumption of a source driver and lower cost of the liquid crystal panel.Type: GrantFiled: April 20, 2009Date of Patent: September 17, 2013Assignee: Infovision Optoelectronics (Kunshan) Co., Ltd.Inventors: Te-Chen Chung, Tean-Sen Jen, Yu-Wen Chiu, Chia-Ta Liao
-
Patent number: 8203513Abstract: A low color shift liquid crystal display and a driving method thereof are provided. The liquid crystal display comprises a plurality of data lines; a plurality of scanning lines arranged across the plurality of data lines, two adjacent scanning lines and two adjacent data lines arranged across the two adjacent scanning lines together defining a pixel region; and a plurality of pixels each comprising a first and a second sub-pixels. The first sub-pixel is connected to a first scanning line of the two adjacent scanning lines, the second sub-pixel includes a compensation capacitor, which is coupled to a second scanning line of the two adjacent scanning lines. Thereby a voltage difference can be maintained between the two sub-pixels under the same driving condition, and the voltage difference can be easily adjusted by suitably changing the waveforms of scanning drive signals on the scanning lines.Type: GrantFiled: December 15, 2008Date of Patent: June 19, 2012Assignee: Infovision Optoelectronics (Kunshan) Co., Ltd.Inventors: Te-Chen Chung, Tean-Sen Jen, Chia-Te Liao, Lian-Bo Mao, Junrui Zhang
-
Patent number: 8189132Abstract: A liquid crystal display having a repair circuit structure and an array substrate of the liquid crystal display are provided. Each of the repair lines of the repair circuit comprises a front repair line portion arranged to cross with a front data line portion in a substantially perpendicular manner, an end repair line portion arranged to cross with an end data line portion in a substantially perpendicular manner, and an intermediate repair line portion connecting the front and end repair line portions. At least two repair lines in the end repair line portion are positioned in different layers so that a parasitic capacitance between respective repair lines in the repair circuit structure can be reduced and signal transmission quality can be ensured.Type: GrantFiled: July 21, 2008Date of Patent: May 29, 2012Assignee: Infovision Optoelectronics (Kunshan) Co., Ltd.Inventors: Te-Chen Chung, Tean-Sen Jen
-
Patent number: 8179494Abstract: A liquid crystal display having a repair line structure and an array substrate of the liquid crystal display are provided. The repair line comprises a front repair line portion arranged to at least partially overlap a front portion of a first signal line, an end repair line portion arranged to at least partially overlap an end portion of the first signal line, and an intermediate repair line portion electrically connecting the front and end repair line portions. The front repair line portion comprises at least a first signal connection line and an external line which are electrically isolated when the repair line has not been used to repair a defect in the first signal line.Type: GrantFiled: July 17, 2008Date of Patent: May 15, 2012Assignee: Infovision Optoelectronics (Kunshan) Co., Ltd.Inventors: Te-Chen Chung, Tean-Sen Jen
-
Patent number: 8169586Abstract: A liquid crystal display panel is disclosed, including: a first substrate; a second substrate opposite to the first substrate; a plurality of first, second and third spacers disposed between the first substrate and the second substrate, the distribution density of the first spacers being larger than that of the second spacers and the distribution density of the third spacers being larger than that of the first spacers. The liquid crystal display panel can effectively reduce image display defects caused by the gravity mura, the press mura and the push mura.Type: GrantFiled: July 18, 2008Date of Patent: May 1, 2012Assignee: Infovision Optoelectronics (Kunshan) Co., Ltd.Inventors: Te-Chen Chung, Tean-Sen Jen, Chia-Te Liao
-
Patent number: 8102481Abstract: An array substrate of a liquid crystal display, comprising a first scan line and a second scan line, a first data line and a second data line arranged crossing with the first scan line and the second scan line to define a pixel region, and a pixel electrode in the pixel region, wherein the second data line comprises at least a first branch and a second branch that are electrically connected to each other. According to the invention, it is not necessary to provide the array substrate with additional space for disposing repair lines, and the non-display region is therefore not increased, resulting in an increased yield. Only a short length of repair lines is used in repair, and thus both electrical resistance of repair line and distortion of data signals can be reduced.Type: GrantFiled: January 8, 2009Date of Patent: January 24, 2012Assignee: Infovision Optoelectronics (Kunshan) Co., Ltd.Inventors: Te-Chen Chung, Tean-Sen Jen, Yu-Wen Chiu, Chia-Te Liao
-
Patent number: 8098341Abstract: The invention provides a thin film transistor (TFT) substrate comprises a plurality of gate lines, a plurality of data lines, gate terminals, data terminals and thin film transistors as well as a liquid crystal display (LCD) device having the TFT substrate. The gate terminal and/or data terminal contain a first portion and a second portion, and the first potion and the second portion are connected electrically with an end electrode made of a material which is anticorrosive in the air. The thin film transistor substrate of the invention prevents the spreading of the metal corrosion occurred at the gate leads to the display region of the LCD, and therefore the quality of the LCD device can be ensured.Type: GrantFiled: March 26, 2009Date of Patent: January 17, 2012Assignee: Infovision Optoelectronics (Kunshan) Co. Ltd.Inventors: Te-Chen Chung, Tean-Sen Jen, Yu-Wen Chiu, Chia-Te Liao
-
Patent number: 8023059Abstract: An array substrate of a liquid crystal display includes data lines; scanning lines configured to cross with the data lines; a test line provided outside a display region of the array substrate for test of the array substrate; and a repair line provided outside the display region for repair of a defective data line. The test line is configured to be electrically isolated from the repair line when the repair is not carried out and is electrically connected to the repair line and the defective data line when the repair is performed. A method of repairing the array substrate and a liquid crystal display using the array substrate are also provided. According to the invention, the test line can be used as a part of a repair circuit for repair of the data lines, thereby greatly decreasing non-display area.Type: GrantFiled: March 28, 2008Date of Patent: September 20, 2011Assignee: Infovision Optoelectronics (Kunshan) Co., Ltd.Inventors: Te-Chen Chung, Tean-Sen Jen, Chia-Te Liao
-
Patent number: 8009240Abstract: Fringe field switching mode liquid crystal display (FFS LCD) devices are disclosed. A first substrate is disposed opposing a second substrate with a gap therebetween. A liquid crystal layer is interposed between the first and the second substrate. A gate line and data lines are formed on the first substrate in a matrix configuration and defining pixel areas. A counter electrode is disposed on each pixel area of the first substrate. A pixel electrode is disposed above the counter electrode with an insulating layer therebetween. The pixel electrode includes a plurality of parallel electrodes. Each electrode includes a first segment, a second segment, and a third segment, wherein the first segment has an included angle ? from the horizontal direction, the second segment has an included angle ? from the horizontal direction, and the first segment has an included angle ? from the horizontal direction.Type: GrantFiled: July 14, 2009Date of Patent: August 30, 2011Assignee: Hannstar Display Corp.Inventors: Chia-Te Liao, Shih-Min Chao, Tean-Sen Jen, Yun-Bok Lee, Chia-Hua Yu
-
Patent number: 7973866Abstract: Fringe field switching mode liquid crystal display (FFS LCD) devices are disclosed. A first substrate is disposed opposing a second substrate with a gap therebetween. A liquid crystal layer is interposed between the first and the second substrate. A gate line and data lines are formed on the first substrate in a matrix configuration and defining pixel areas. A counter electrode is disposed on each pixel area of the first substrate. A pixel electrode is disposed above the counter electrode with an insulating layer therebetween. The pixel electrode includes a plurality of parallel electrodes. Each electrode includes a first segment, a second segment, and a third segment, wherein the first segment has an included angle ? from the horizontal direction, the second segment has an included angle ? from the horizontal direction, and the first segment has an included angle ? from the horizontal direction.Type: GrantFiled: October 5, 2010Date of Patent: July 5, 2011Assignee: Hannstar Display Corp.Inventors: Chia-Te Liao, Shih-Min Chao, Tean-Sen Jen, Yun-Bok Lee, Chia-Hua Yu