Patents by Inventor Ren SHEN
Ren SHEN 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: 8390551Abstract: A driving device for quickly changing the gray level of the liquid crystal display and its driving method are disclosed. The driving device includes a group of thin film transistors with matrix array, a plurality of gate lines and a plurality of data lines. The driving method for the thedriving device includes: two gate lines in the liquid crystal display are simultaneously or synchronously turned on according to in the bright period or in the black period, the voltage for displaying the present frame interval data or the voltage for displaying black image is given to the thin film transistors connected with the gate lines, and scanning continues in turn. The present invention is suitable for the picture treatment of various liquid crystal displays, organic light emitting diode (OLED) display or plasma display panel (PDP).Type: GrantFiled: June 17, 2008Date of Patent: March 5, 2013Assignee: VastView Technology Inc.Inventors: Yuh-Ren Shen, Chun-Chi Chen, Cheng-Jung Chen
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Patent number: 8305367Abstract: The major characteristics of the present invention lies in that, on one hand, conventional driving or overdriving techniques that do not add significant cost to the display device are used for scanning while, on the other hand, the direct-lit, LED-based backlight is turned off during the pixels' transient period where their grey levels gradually approach or overshoot above the target grey levels so that the residuals of the dynamic images during the transient period are not manifested.Type: GrantFiled: July 2, 2009Date of Patent: November 6, 2012Assignee: Vastview Technology Inc.Inventor: Yuh-Ren Shen
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Publication number: 20120241743Abstract: A thin film transistor (TFT) and a fabricating method thereof are provided. The TFT includes a channel layer, an ohmic contact layer, a dielectric layer, a source, a drain, a gate, and a gate insulating layer. The channel layer has an upper surface and a sidewall. The ohmic contact layer is disposed on a portion of the upper surface of the channel layer. The dielectric layer is disposed on the sidewall of the channel layer, and does not overlap with the ohmic contact layer. The source and the drain are disposed on portions of the ohmic contact layer and the dielectric layer. A portion of dielectric layer is not covered by the source or the drain. The gate is above or below the channel layer. The gate insulating layer is disposed between the gate and the channel layer.Type: ApplicationFiled: June 6, 2012Publication date: September 27, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Guang-Ren Shen, Pei-Ming Chen, Chun-Hsiun Chen, Wei-Ming Huang
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Patent number: 8232147Abstract: A thin film transistor (TFT) and a fabricating method thereof are provided. The TFT includes a channel layer, an ohmic contact layer, a dielectric layer, a source, a drain, a gate, and a gate insulating layer. The channel layer has an upper surface and a sidewall. The ohmic contact layer is disposed on a portion of the upper surface of the channel layer. The dielectric layer is disposed on the sidewall of the channel layer, and does not overlap with the ohmic contact layer. The source and the drain are disposed on portions of the ohmic contact layer and the dielectric layer. A portion of dielectric layer is not covered by the source or the drain. The gate is above or below the channel layer. The gate insulating layer is disposed between the gate and the channel layer.Type: GrantFiled: May 14, 2010Date of Patent: July 31, 2012Assignee: Au Optronics CorporationInventors: Guang-Ren Shen, Pei-Ming Chen, Chun-Hsiun Chen, Wei-Ming Huang
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Publication number: 20120138932Abstract: A pixel structure and a manufacturing method thereof are provided. In the pixel structure, an electrode of a storage capacitor is formed when an active layer is formed, and the electrode and the active layer are made of the same material. The material of the electrode and the active layer can be an oxide semiconductor with high transmittance. Therefore, a stable display frame of the pixel structure can be provided by the storage capacitor, an aperture ratio of the pixel structure can be improved, and power consumption can be further reduced.Type: ApplicationFiled: April 18, 2011Publication date: June 7, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Wu-Hsiung Lin, Po-Hsueh Chen, Shin-Shueh Chen, Guang-Ren Shen, Jia-Hong Ye
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Patent number: 8181588Abstract: An automatic reversing-reposition rocker arm includes a rocker arm body, and the rocker arm body is a steel box beam. A rocker arm pivoting shaft is attached on a middle of the body. The rocker arm body has a ballast tank, a water inlet, and a water outlet. The ballast tank is located in a back end of the rocker arm body. The water inlet is located in an upper edge of the ballast tank. The water outlet is located in a lower edge of the ballast tank. A left side and a right side of a lengthwise forth end of the rocker arm pivoting shaft match each other, and a plurality of connecting devices are attached on the forth end of the rocker arm body. A plurality of gas-liquid buffers connects with the rocker arm body via the connecting devices.Type: GrantFiled: October 25, 2009Date of Patent: May 22, 2012Assignees: China National Offshore Oil Corp., China Offshore Oil Engineering Co., LtdInventors: Zhi Xia Fan, Ru Hua Yuan, Hui Xu, Tao Geng, Huai Liang Li, Yong Li Li, Qing Ren Shen
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Patent number: 8154061Abstract: A bottom gate thin film transistor and an active array substrate are provided. The bottom gate thin film transistor includes a gate, a gate insulation layer, a semiconductor layer, a plurality of sources and a plurality of drains. The gate insulation layer is disposed on the gate. The semiconductor layer is disposed on the gate insulation layer and located above the gate. An area ratio of the semiconductor layer and the gate is about 0.001 to 0.9. The sources are electrically connected with each other, and the drains are electrically connected with each other.Type: GrantFiled: July 10, 2009Date of Patent: April 10, 2012Assignee: Au Optronics CorporationInventors: Chuan-Sheng Wei, Guang-Ren Shen, Chang-Yu Huang, Pei-Ming Chen, Sheng-Chao Liu, Chun-Hsiun Chen, Wei-Ming Huang
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Patent number: 8044985Abstract: A display overdrive method applicable to LCD picture process involves having image data containing gray scale presentation range inputted into the display; a corresponding gray scale range being set up based on the time of a frame from the former range to be present on the display; each gray scale code in the former range being corresponded to the that of the latter to drive the display; gamma voltage corresponding to gray scale in the former range being adjusted relatively to those in the latter range for reducing response time of pixels of the display comparatively to the frame time.Type: GrantFiled: June 20, 2005Date of Patent: October 25, 2011Assignee: Vastview Technology, Inc.Inventor: Yuh-Ren Shen
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Publication number: 20110215324Abstract: A thin film transistor (TFT) and a fabricating method thereof are provided. The TFT includes a channel layer, an ohmic contact layer, a dielectric layer, a source, a drain, a gate, and a gate insulating layer. The channel layer has an upper surface and a sidewall. The ohmic contact layer is disposed on a portion of the upper surface of the channel layer. The dielectric layer is disposed on the sidewall of the channel layer, and does not overlap with the ohmic contact layer. The source and the drain are disposed on portions of the ohmic contact layer and the dielectric layer. A portion of dielectric layer is not covered by the source or the drain. The gate is above or below the channel layer. The gate insulating layer is disposed between the gate and the channel layer.Type: ApplicationFiled: May 14, 2010Publication date: September 8, 2011Applicant: AU OPTRONICS CORPORATIONInventors: Guang-Ren Shen, Pei-Ming Chen, Chun-Hsiun Chen, Wei-Ming Huang
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Publication number: 20110094434Abstract: An automatic reversing-reposition rocker arm includes a rocker arm body, and the rocker arm body is a steel box beam. A rocker arm pivoting shaft is attached on a middle of the body. The rocker arm body has a ballast tank, a water inlet, and a water outlet. The ballast tank is located in a back end of the rocker arm body. The water inlet is located in an upper edge of the ballast tank. The water outlet is located in a lower edge of the ballast tank. A left side and a right side of a lengthwise forth end of the rocker arm pivoting shaft match each other, and a plurality of connecting devices are attached on the forth end of the rocker arm body. A plurality of gas-liquid buffers connects with the rocker arm body via the connecting devices.Type: ApplicationFiled: October 25, 2009Publication date: April 28, 2011Applicants: CHINA NATIONAL OFFSHORE OIL CORP, CHINA OFFSHORE OIL ENGINEERING CO.,LTDInventors: Zhi Xia Fan, Ru Hua Yuan, Hui Xu, Tao Geng, Huai Liang Li, Yong Li Li, Qing Ren Shen
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Patent number: 7920121Abstract: A dynamic control method for controlling backlight module of liquid crystal display (LCD) comprises steps of: receiving a frame data which is transferred to the LCD and consists a plurality of raw grayscale level; processing a statistical analysis for distribution of the plurality of raw grayscale level; and transferring a plurality of corrected grayscale level which is resulted from the statistical analysis corresponding to the raw grayscale level to the backlight control unit and a data modification simultaneously, wherein the backlight control unit uses the plurality of corrected grayscale level to modify brightness of backlight module and the data modification uses the plurality of corrected grayscale level to compare with the plurality of raw grayscale level for accurate display performance, so that the electrical power consumption is reduced and image quality is enhanced.Type: GrantFiled: April 26, 2007Date of Patent: April 5, 2011Assignee: VastView Technology Inc.Inventors: Yuh-Ren Shen, Chang-Cheng Lin, Cheng-Chung Peng, Chih-Hao Wu
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Publication number: 20100270551Abstract: A bottom gate thin film transistor and an active array substrate are provided. The bottom gate thin film transistor includes a gate, a gate insulation layer, a semiconductor layer, a plurality of sources and a plurality of drains. The gate insulation layer is disposed on the gate. The semiconductor layer is disposed on the gate insulation layer and located above the gate. An area ratio of the semiconductor layer and the gate is about 0.001 to 0.9. The sources are electrically connected with each other, and the drains are electrically connected with each other.Type: ApplicationFiled: July 10, 2009Publication date: October 28, 2010Applicant: AU OPTRONICS CORPORATIONInventors: Chuan-Sheng Wei, Guang-Ren Shen, Chang-Yu Huang, Pei-Ming Chen, Sheng-Chao Liu, Chun-Hsiun Chen, Wei-Ming Huang
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Publication number: 20100271785Abstract: A heat-dissipating and fixing mechanism of an electronic component includes a heat-dissipating element, a circuit board and a thermally-conductive adhesive interface. The circuit board has multiple insertion holes. The pins of the electronic component are inserted into corresponding insertion holes of the circuit board. The thermally-conductive adhesive interface has a first surface bonded with the heat-dissipating element and a second surface bonded with the electronic component. As a consequence, the electronic component is fixed on the heat-dissipating element through the thermally-conductive adhesive interface, and the heat generated by the electronic component is transmitted to the heat-dissipating element through the thermally-conductive adhesive interface.Type: ApplicationFiled: June 22, 2009Publication date: October 28, 2010Inventors: Hung-Chang Hsieh, Chi-Sheng Chen, Ren-Shen Huang
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Publication number: 20100265270Abstract: A driving device for quickly changing the gray level of the liquid crystal display and its driving method are disclosed. The driving device includes a group of thin film transistors with matrix array, a plurality of gate lines and a plurality of data lines. The object of quickly changing the gray level of the liquid crystal display can be accomplished by the different arrangement of the gate lines and the data lines and the different connection of the thin film transistors with the gate lines and the data lines. The driving method for the said driving device includes: two gate lines in the liquid crystal display are simultaneously or synchronously turned on according to in the bright period or in the black period, the voltage for displaying the present frame interval data or the voltage for displaying black image is given to the thin film transistors connected with the gate lines, and scanning continues in turn.Type: ApplicationFiled: June 17, 2008Publication date: October 21, 2010Inventors: Yuh-Ren SHEN, Chun-Chi Chen, Cheng-Jung Chen
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Patent number: 7812802Abstract: An overdrive accuracy adjustment device and method for use in a liquid crystal display panel is presented. According to a current grayscale value of a pixel in an awaiting to be displayed image and a previous grayscale value of the corresponding pixel in an already-displayed image, the corresponding overdrive grayscale value is found from a look-up table. In order to more efficiently use the limited storage capacity of the look-up table as well as improve the accuracy of the overdrive, in accordance with the physical characteristics of the liquid crystal display panel in particular (in particular to the grayscale values which often require the overdrive), the gap size between the current grayscale values and/or the gap size between the previous grayscale values may be adjusted in the look-up table, without having to increase the quantity of the overdrive grayscale values stored in the look-up table.Type: GrantFiled: February 15, 2007Date of Patent: October 12, 2010Assignee: VastView Technology Inc.Inventors: Chang-Cheng Lin, Yuh-Ren Shen, Cheng-Chung Peng
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Patent number: 7683877Abstract: A double-frame-rate method for reducing the time lapse of a LCD pixel between its two consecutive scans within a frame is provided. The method horizontally partitions the scan lines into (k) non-overlapping regions, each containing m1, m2, . . . , mk scan lines. The method then scans each of the regions twice before continuing to the next region and, as such, completes two passes of scanning of the entire frame. For a pixel in a region (j), the time lapse between the pixel's two consecutive scans during the frame's frame time is (mj/n) of the time lapse of conventional double-frame-rate methods.Type: GrantFiled: September 30, 2005Date of Patent: March 23, 2010Assignee: VastView Technology Inc.Inventors: Yuh-Ren Shen, Yu-Lin Lee, Chang-Cheng Lin
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Patent number: 7683869Abstract: A method to drive a display with grid array pixels is comprised of writing image data containing a range of grayscale code into multiple pixels; at least a time of a pixel row being divided into frame time and black picture time; each code in the grayscale range being mapped to that in and adjusted range to drive the display without changing gamma voltage or with increased gamma voltage of the greatest grayscale code to present the luminance desired; pixel response time being shorter than frame time; and black picture data being written into the pixel row during the black picture time.Type: GrantFiled: June 20, 2005Date of Patent: March 23, 2010Assignee: VastView Technology, Inc.Inventors: Yuh-Ren Shen, Chang-Cheng Li, Yu-Lin Lee
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Patent number: 7656374Abstract: The method increases the output frame rate to p/q (p, q are both natural numbers and p>q) times of the input frame rate. In a period of time equal to the least common multiple of the input and output frame times, q input frames are output and (p?q) transient frames are generated and inserted at appropriate places before or after the q input frames in the output frame sequence so as to enhance the dynamic display effect of the display device.Type: GrantFiled: September 4, 2006Date of Patent: February 2, 2010Assignee: Vastview Technology, Inc.Inventors: Yuh-Ren Shen, Yu-Lin Lee, Chang-Cheng Lin
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Patent number: 7636099Abstract: A driving device for quickly changing the gray level of the liquid crystal display (LCD and its driving method are disclosed. The driving device includes a group of thin film transistors with matrix array, a plurality of gate lines and a plurality of data lines. The object of quickly changing the gray level of the LCD can be accomplished by the different arrangement of the gate lines and the data lines and the different connection of the thin film transistors with the gate lines and the data lines. The driving method includes: two gate lines in the LCD are simultaneously or synchronously turned on according to in the bright, period or in the black, period, the voltage for displaying the present frame interval data or the voltage for displaying black image is given to the thin film transistors connected with the gate lines, and scanning continues in turn.Type: GrantFiled: May 16, 2008Date of Patent: December 22, 2009Assignee: VastView Technology Inc.Inventors: Yuh-Ren Shen, Chun-Chi Chen, Cheng-Jung Chen
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Publication number: 20090267972Abstract: The major characteristics of the present invention lies in that, on one hand, conventional driving or overdriving techniques that do not add significant cost to the display device are used for scanning while, on the other hand, the direct-lit, LED-based backlight is turned off during the pixels' transient period where their grey levels gradually approach or overshoot above the target grey levels so that the residuals of the dynamic images during the transient period are not manifested.Type: ApplicationFiled: July 2, 2009Publication date: October 29, 2009Inventor: Yuh-Ren Shen