Patents by Inventor Hsueh-Ying Huang
Hsueh-Ying Huang 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: 8325155Abstract: A touch panel is provided. The touch panel includes a plurality of pixels, wherein each pixel includes M*N sub-pixels, at least m sub-pixels each include at least one photo sensitive area and at least one effective display area, the other n sub-pixels each include only at least one effective display area, and M?2, N?1, m?M, m+n=M and m?0. A first color filter film is disposed over a photo sensor of the photo sensitive area and a second color filter film is disposed over the effective display area, wherein the color of the first and the second color filter films are different at the at least m sub-pixels. The photo sensors at the same column are electrically connected by a signal readout line, wherein only one signal readout line is disposed at every M column of the sub-pixels.Type: GrantFiled: September 23, 2009Date of Patent: December 4, 2012Assignee: Au Optronics Corp.Inventors: Yu-Shuan Chang, Hsueh-Ying Huang, Min-Feng Chiang
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Publication number: 20120293459Abstract: An exemplary display apparatus includes a plurality of pixel units, a plurality of gate lines, a readout line and a plurality of touch control units. The gate lines are for deciding whether to enable the pixel units. Each of the touch control units is electrically coupled to the readout line and a corresponding one of the gate lines and includes a switching element. When one of the touch control units is touched, the switching element of the touched touch control unit is turned on, and thereby a waveform on the gate line corresponding to the touched touch control unit is coupled to the readout line and a position of the touched touch control unit is determined according to a timing sequence of a waveform on the readout line. The present invention also provides a touch detection method adapted to be implemented on the above-mentioned display apparatus.Type: ApplicationFiled: August 6, 2012Publication date: November 22, 2012Inventors: Wen-Hao WU, Hsueh-Ying Huang
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Publication number: 20120236223Abstract: A liquid crystal display having photo-sensing input mechanism includes a first gate line for transmitting a first gate signal, a second gate line for transmitting a second gate signal, a data line for transmitting a data signal, a pixel unit for outputting an image signal according to the first gate signal and the data signal, a readout line for transmitting a readout signal, a photo-sensing input unit and a driving adjustment unit. The photo-sensing input unit is utilized for generating a sensing voltage according to a driving voltage and an incident light signal, and is further utilized for outputting the readout signal according to the sensing voltage and the first gate signal. The driving adjustment unit is employed to provide the driving voltage according to the second gate signal and the incident light signal.Type: ApplicationFiled: January 10, 2012Publication date: September 20, 2012Inventors: Pei-Yi Chen, Hsueh-Ying Huang, Jian-Shen Yu
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Patent number: 8243036Abstract: An exemplary display apparatus includes a plurality of pixel units, a plurality of gate lines, a readout line and a plurality of touch control units. The gate lines are for deciding whether to enable the pixel units. Each of the touch control units is electrically coupled to the readout line and a corresponding one of the gate lines and includes a switching element. When one of the touch control units is touched, the switching element of the touched touch control unit is turn on, and thereby a waveform on the gate line corresponding to the touched touch control unit is coupled to the readout line and a position of the touched touch control unit is determined according to a timing sequence of a waveform on the readout line. The present invention also provides a touch detection method adapted to be implemented on the above-mentioned display apparatus.Type: GrantFiled: August 25, 2009Date of Patent: August 14, 2012Assignee: AU Optronics Corp.Inventors: Wen-Hao Wu, Hsueh-Ying Huang
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Patent number: 8243108Abstract: Pixel circuit includes first and second scan lines, data line, three switches, and pixel. Three switches all include first end, second end, and control end. Pixel includes first and second sub-pixels. First end of first switch is coupled to data line. Control end of first switch is coupled to first scan line. First end of second switch is coupled to second end of first switch. Control end of second switch is coupled to second scan line. First end of third switch is coupled to data line. Control end of third switch is coupled to first scan line. First sub-pixel is coupled to second end of second switch for coupling to second end of third switch through second and first switches. Second sub-pixel is coupled to second end of third switch for coupling to data line through third switch.Type: GrantFiled: July 23, 2009Date of Patent: August 14, 2012Assignee: AU Optronics Corp.Inventors: Pei-Yi Chen, Hsueh-Ying Huang, Chih-Yuan Chien
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Patent number: 8217879Abstract: A pixel unit in the present invention is divided into two sub-pixels. Each sub-pixel includes a thin film transistor, a liquid crystal capacitor and a storage capacitor. The two transistors respectively located in different sub-pixels are connected to different scan lines. One of the two transistors is connected to the data line through another transistor. Therefore, two different pixel voltages are formed in a pixel.Type: GrantFiled: October 26, 2010Date of Patent: July 10, 2012Assignee: AU Optronics CorporationInventors: Ming-Feng Chiang, Hsueh-Ying Huang, Ming-Sheng Lai
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Patent number: 8179487Abstract: A thin film transistor (TFT) array substrate including a substrate, a plurality of scan lines disposed on the substrate, a plurality of data lines disposed on the substrate, and a plurality of pixels arranged in array on the substrate is provided. Each scan line is connected to a row of pixels. Each pixel includes a TFT and a pixel electrode, wherein the pixel electrode is connected to one of the scan lines and one of the data lines through the TFT. In the same column of pixels, the TFTs are connected to two adjacent data lines alternatively and aligned in the column direction. At least one of the pixels further includes a capacitance compensating line. In the pixel having the capacitance compensating line, the TFT is connected to one of the adjacent two data lines, and the capacitance compensating line is connected to the other one.Type: GrantFiled: September 19, 2008Date of Patent: May 15, 2012Assignee: Au Optronics CorporationInventors: Yu-Hui Chou, Pei-Chun Liao, Hsueh-Ying Huang
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Publication number: 20120113055Abstract: The present invention provides a sensing device and a display device utilizing the sensing device. A photo sensing element of the sensing device is alternatively operated in a biased state and a reverse-biased state to prevent the stress issue. Furthermore, the sensing device improves the S/N ratio by generating an output signal through an active component. The display device including the sensing device prevents the stress issue and improves the S/N ratio by using specific driving signals.Type: ApplicationFiled: May 9, 2011Publication date: May 10, 2012Inventors: Tzu-Wei Liu, Hsueh-Ying Huang
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Publication number: 20120105403Abstract: An optical sense-control system, for receiving a first and second lights, includes: a first and a second optical filters, wherein the transmission of the first light having a majority intensity in a first wave-length band is greater than the that of the second light having a majority intensity in a second wave-length band in the first optical filter, the first wave-length band is less than the second wave-length band, and the transmission of the second light is greater than the that of the first light in the second optical filter; and a optical detection module, arranged in a side of the first and the second optical filters, for creating a first control signal while detecting the first light emitting through the first optical filter at a first zone and creating a second control signal while detecting the second light emitting through the second optical filter at a second zone.Type: ApplicationFiled: October 31, 2011Publication date: May 3, 2012Applicant: AU OPTRONICS CORP.Inventors: Hsueh-Ying Huang, Chang-Hung Yang, Pei-Yi Chen
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Patent number: 8154532Abstract: The present invention relates to a method for driving a display device having a panel having a display region and a peripheral region, a first photosensor member formed in the display region, and a second photosensor member formed in the peripheral region. In one embodiment, the method includes the steps of measuring an intensity of ambient light by the second photosensor member, and driving the first photosensor member according to the measured intensity of the ambient light, so as to sense a change of incident light caused by a touch on the display region.Type: GrantFiled: October 15, 2008Date of Patent: April 10, 2012Assignee: AU Optronics CorporationInventors: Yu-Hui Chou, Hsueh-Ying Huang, Chung-Hung Yang
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Publication number: 20120062508Abstract: A touch sensing apparatus and a touch sensing method are provided. The touch sensing apparatus includes a plurality of capacitance touch sensors and a post-processing circuit. Each of the capacitance touch sensors determines a value of an output current according to a distance between two electrodes of a touch sensing capacitor thereof. The post-processing circuit performs an integration operation for output currents to obtain a plurality of voltage values. The post-processing circuit further judge whether a touch event occurs according to a voltage difference between two voltage values corresponding to two capacitance touch sensors thereof, to further determine whether calculating a coordinate of a touch position. There is a linear relation between a variation of each of the voltage values and a variation of a distance between the two electrodes of the corresponding touch sensing capacitor.Type: ApplicationFiled: July 29, 2011Publication date: March 15, 2012Applicant: AU OPTRONICS CORP.Inventors: Tzu-Wei LIU, Hsueh-Ying HUANG
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Patent number: 8098220Abstract: A pixel unit in the present invention is divided into two sub-pixels. Each sub-pixel includes a thin film transistor, a liquid crystal capacitor and a storage capacitor. The two transistors respectively located in different sub-pixels are connected to different scan lines. One of the two transistors is connected to the data line through another transistor. Therefore, two different pixel voltages are formed in a pixel.Type: GrantFiled: October 26, 2010Date of Patent: January 17, 2012Assignee: AU Optronics CorporationInventors: Min-Feng Chiang, Hsueh-Ying Huang, Ming-Sheng Lai
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Patent number: 8040336Abstract: A display device includes a rescue circuit line structure having a first conductive pattern, a second conductive pattern and a dielectric layer. The first conductive pattern is adapted to electrically interconnect a first circuit element and a second circuit element, wherein the first conductive pattern has an open. Neither of the first and second conductive patterns is used as a data line or a scan line. The dielectric layer is located on the open and disposed between the first conductive pattern and the second conductive pattern.Type: GrantFiled: July 16, 2010Date of Patent: October 18, 2011Assignee: Au Optronics Corp.Inventor: Hsueh-Ying Huang
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Patent number: 8008863Abstract: A driving system and method for color sequential liquid crystal display (LCD) are described. The driving system includes a sensor, scanning modules, switching modules and a control unit. The control unit receives the sensing signal from the sensor and controls the first switching module based on the sensing signal for switching the scanning module to select one of the scanning modes in response to the environment temperature. The control unit adjusts the scanning direction of the liquid crystal display according to the switched scanning mode. The control unit controls the switching module based on the driving mode corresponding to the sensing signal. Further, the switching module switches the gamma voltage-setting module for selecting one of the voltage-setting values in response to the sensing signal and driving the liquid crystal display.Type: GrantFiled: October 1, 2007Date of Patent: August 30, 2011Assignee: AU Optronics Corp.Inventors: Min-feng Chiang, Hsueh-ying Huang
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Publication number: 20110169772Abstract: A touch device is disposed on a substrate having a plurality of gate lines. The touch device comprises a power line, a photo sensor and a readout line. The photo sensor is electrically coupled to the power line and two specific gate lines of the gate lines, and generated a different output signal according to irradiation with a different level. The readout line is electrically coupled to the photo sensor for outputting the output signal. The photo sensor comprises a readout switch and a photosensitive switch. The readout switch is electrically coupled to one of the two specific gate lines. The photosensitive switch is electrically coupled to another of the two specific gate lines and the power line. Signals in another of the two specific gate lines and the power line cooperate to determine whether the photosensitive switch is in an off state.Type: ApplicationFiled: January 9, 2010Publication date: July 14, 2011Inventors: Tzu-Wei LIU, Hsueh-Ying HUANG
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Patent number: 7924253Abstract: A liquid crystal display includes a plurality of pixels defined by adjacent scan lines and data lines. Each pixel includes a first sub-pixel defined by the scan line and a first common electrode line and a second sub-pixel defined by the scan line and a second common electrode line. The first common electrode line is connected to at least one of the voltage sources. The second common electrode is electrically connected to two of the voltage sources through a first and a second switch devices. The two switch devices are connected to different scan lines.Type: GrantFiled: October 16, 2007Date of Patent: April 12, 2011Assignee: Au Optronics CorporationInventors: Hsueh-Ying Huang, Ming-Sheng Lai, Min-Feng Chiang
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Patent number: 7916108Abstract: A liquid crystal display (LCD) panel with color washout improvement. In one embodiment, the LCD panel a plurality of pixels, {Pn,m}, spatially arranged in the form of a matrix, n=1, 2, . . . , N, and m=1, 2, . . . , M, and N, M being an integer greater than zero, each pixel Pn,m comprising at least a first sub-pixel, Pn,m(1), having a sub-pixel electrode and a second sub-pixel, Pn,m(2), having a sub-pixel electrode. The plurality of pixels, {Pn,m}, is configured such that when a gray level voltage associated with a gray level, g, of an image to be displayed on a pixel is applied to the pixel Pn,m, a potential difference, ?V12(g), is generated in the sub-pixel electrodes of the first and second sub-pixels of the pixel Pn,m. The potential difference, ?V12(g) varies with the gray level g of the image to be displayed on the pixel, where g=0, 1, 2, . . . , R corresponding to one of the shades of grey of the image expressed in h bits, h being an integer greater than zero and R=(2h?1).Type: GrantFiled: April 21, 2008Date of Patent: March 29, 2011Assignee: Au Optronics CorporationInventors: Chen-Kuo Yang, Chien-Hua Chen, Chih-Yuan Chien, Hsueh-Ying Huang
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Publication number: 20110037741Abstract: A pixel unit in the present invention is divided into two sub-pixels. Each sub-pixel includes a thin film transistor, a liquid crystal capacitor and a storage capacitor. The two transistors respectively located in different sub-pixels are connected to different scan lines. One of the two transistors is connected to the data line through another transistor. Therefore, two different pixel voltages are formed in a pixel.Type: ApplicationFiled: October 26, 2010Publication date: February 17, 2011Applicant: AU OPTRONICS CORPORATIONInventors: Ming-Feng Chiang, Hsueh-Ying Huang, Ming-Sheng Lai
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Publication number: 20110037688Abstract: A pixel unit in the present invention is divided into two sub-pixels. Each sub-pixel includes a thin film transistor, a liquid crystal capacitor and a storage capacitor. The two transistors respectively located in different sub-pixels are connected to different scan lines. One of the two transistors is connected to the data line through another transistor. Therefore, two different pixel voltages are formed in a pixel.Type: ApplicationFiled: October 26, 2010Publication date: February 17, 2011Applicant: AU Optronics CorporationInventors: Min-Feng Chiang, Hsueh-Ying Huang, Ming-Sheng Lai
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Publication number: 20110012844Abstract: A liquid crystal display with sensing mechanism includes a data line, a sensing unit, a pixel unit, a first gate line, a second gate line, a source driver, a readout signal processing unit and a switch unit. The data line is used to deliver a data signal or a readout signal. The sensing unit is employed to generate the readout signal. The pixel unit functions to control pixel brightness according to the data signal. The first gate line delivers a first gate signal for controlling the sensing unit. The second gate line delivers a second gate signal for controlling the pixel unit. The source driver is utilized for providing the data signal. The readout signal processing unit performs a sensing position analysis on the readout signal received. The switch unit is put in use for connecting the data line with either the source driver or the readout signal processing unit.Type: ApplicationFiled: October 20, 2009Publication date: January 20, 2011Inventors: Yu-Shuan Chang, Hsueh-Ying Huang