Patents by Inventor Tai-Jiun Hwang
Tai-Jiun Hwang 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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Publication number: 20160344388Abstract: A driving circuit is proposed. The driving circuit includes a scanning driving circuit and at least one group of combinational logic circuits. A first group of scanning signals output by an output terminal of the scanning driving circuit. An input terminal of the at least one group of combinational logic circuits is connected to the output terminal of the scanning driving circuit or is connected to an output terminal of a preceding group of combinational logic circuits. At least one second group of scanning signals output by the output terminal of the at least one group of combinational logic circuits for the driving circuit to output more groups of scanning signals. Accordingly, it is not necessary to use multiple groups of independent driving circuits. Besides, the combination of the scanning driving circuit and the groups of combinational logic circuits reduce cost.Type: ApplicationFiled: June 5, 2015Publication date: November 24, 2016Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.Inventors: Yuchao ZENG, Tai-jiun HWANG
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Publication number: 20160329007Abstract: The disclosure is related to a naked eye three-dimensional display panel and an overdriving method. The overdriving method comprises: obtaining target voltages and overdriving voltages of driving electrodes; searching overdriving periods corresponding to the target voltages and the driving voltages in a preset look-up table, wherein mapping relations for different values of the target voltages, the overdriving voltages and the overdriving periods are stored in the preset look-up table; generating overdriving signals according to the obtained target voltages, the obtained driving voltages and the searched overdriving periods; and driving the liquid crystal prism. The disclosure can avoid the issues of insufficient overdriving and excessive overdriving and the naked eye three-dimensional displaying effect using the overdriving technology can be assured.Type: ApplicationFiled: May 20, 2015Publication date: November 10, 2016Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.Inventors: Limin WANG, Tai-jiun HWANG
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Publication number: 20160180765Abstract: The present invention provides an image display method, comprising: acquiring test gray scale data for pixel data of test image data, and acquiring the gray scale compensation table according to the test gray scale data and the preset gray scale data; converting the original image data into processed image data; implementing gray scale data compensation to pixel data in the processed image data according to a gray scale compensation table; implementing display operation with the processed image data after the gray scale data compensation.Type: ApplicationFiled: December 22, 2014Publication date: June 23, 2016Inventors: Tai-Jiun Hwang, Pengfei Liang
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Publication number: 20160069947Abstract: A method and an apparatus for testing a display panel are provided. The apparatus comprises an interface circuit for connecting to the display panel to be tested, and a test circuit for generating a test signal to the display panel through the interface circuit in a test state for a display panel, and for generating an adjustment signal to the display panel through the interface circuit in a predetermined state for the display panel, wherein at least a portion of an afterimage signal in the display panel is reduced by the adjustment signal.Type: ApplicationFiled: September 12, 2014Publication date: March 10, 2016Inventors: Zhenling Wang, Tai-Jiun Hwang
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Publication number: 20160063682Abstract: An image compensation method is disclosed. The method comprising: detecting a realistic display mode of a display; generating an image compensation data based on the realistic display mode of the display and a preset compensation data; using the image compensation data to execute an image compensation operation to a display image signal; using the realistic display mode of a display to execute a display operation to the display image signal after the image compensation operation. The present invention is able to execute the image compensation operation to the display images of all display modes of the display.Type: ApplicationFiled: September 12, 2014Publication date: March 3, 2016Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Tai-Jiun Hwang, Pengfei Liang
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Publication number: 20160012769Abstract: An OLED display device includes a display screen, a sensor, and a timing controller. The timing controller includes a detection unit, a test image generation unit, a data compensation unit, and image control unit. The detection unit provides a command for generating a test image. The test image generation unit generates a test image according to the command. The data compensation unit receives a decayed signal that corresponds to the test image and is detected by the sensor in order to generate a compensation signal according to the decayed signal. In response to the compensation signal, the image control unit compensates an external image to achieve normal displaying of the external image on the display screen.Type: ApplicationFiled: September 22, 2015Publication date: January 14, 2016Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Tai-jiun HWANG
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Publication number: 20160012770Abstract: An OLED display device includes a display screen, a sensor, and a timing controller. The timing controller includes a detection unit, a test image generation unit, a data compensation unit, and image control unit. The detection unit provides a command for generating a test image. The test image generation unit generates a test image according to the command. The data compensation unit receives a decayed signal that corresponds to the test image and is detected by the sensor in order to generate a compensation signal according to the decayed signal. In response to the compensation signal, the image control unit compensates an external image to achieve normal displaying of the external image on the display screen.Type: ApplicationFiled: September 22, 2015Publication date: January 14, 2016Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Tai-jiun HWANG
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Patent number: 9171494Abstract: The present invention discloses an OLED display device and control method thereof. The OLED display device includes a display screen, a sensor and a timing controller, wherein the timing controller includes a detection unit, a test image generation unit, a data compensation unit and image control unit. Detection unit provides command for generating test image. Test image generation unit generates test image according to the command for generating test image. Data compensation unit obtains decayed signal corresponding to test image detected by the sensor and to generate compensation signal to transmit to image control unit according to decayed signal. Image control unit transmits test image to display screen for detecting decay of display screen when inputting test image. As such, the present invention can improve the uneven display situation caused by decay of OLED display device as time passes.Type: GrantFiled: October 25, 2012Date of Patent: October 27, 2015Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventor: Tai-Jiun Hwang
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Publication number: 20150194470Abstract: The present invention discloses a display apparatus, comprising: a control unit, employed for setting an image display period and a touch sense period and generating image display data, a first control signal and a second control signal; a display panel, employed for displaying images and generating a touch sense signal. The present invention also discloses a method of image display and touch sense of a display apparatus. The present invention integrates the image display function and the touch sense function without stacking the touch panel and promotes the display quality.Type: ApplicationFiled: July 24, 2012Publication date: July 9, 2015Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Tai Jiun Hwang
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Patent number: 8841657Abstract: An organic display device and a method of manufacturing method thereof are provided. The organic display device includes scan lines, data lines and power lines. Portions crossed and defined by the scan lines, the data lines and the power supply lines are provide with display regions. The display region is formed with an organic light emitting diode. The organic light emitting diode includes an anode layer, and a conductive layer is formed on the power supply line. The anode layer of the organic light emitting diode and the conductive layer are etched and formed on the same basis of a material layer.Type: GrantFiled: August 16, 2012Date of Patent: September 23, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Tai-Jiun Hwang
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Patent number: 8835912Abstract: The present invention discloses an OLED panel and the OLED display device thereof. The OLED panel includes a metallic absorbing film, disposed on a light-out side of the OLED panel and grounded, for absorbing electromagnetic radiation produced by the OLED panel. The present invention uses the metallic absorbing film integrating on a glass substrate on a light-out side so that the metallic absorbing film absorbs the electromagnetic radiation from the OLED panel effectively and has the advantages of a simple structure and cheap material.Type: GrantFiled: October 23, 2012Date of Patent: September 16, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventor: Tai-Jiun Hwang
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Publication number: 20140210806Abstract: An OLED device includes a power detection unit for detecting a power detection signal when turning on, a test image generation unit for generating a test image signal when a selection unit selects the test image signal to transmit according to the power detection signal and a timing control unit drives an OLED panel according to the test image signal, a current-adjusting unit for adjusting and holding real-time current complying with a predetermined current if the current-adjusting unit detects that the real-time current of the OLED panel is lower than the predetermined current, and a normal image signal input terminal for inputting normal image signal to control the selection unit to transmit the normal image signal, and then the OLED panel displays a normal image according to normal image signal from the timing control unit and the hold real-time current complying with the predetermined current provided by the current-adjusting unit.Type: ApplicationFiled: January 31, 2013Publication date: July 31, 2014Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Tai-jiun Hwang
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Publication number: 20140111655Abstract: The present invention discloses an OLED display device and control method thereof. The OLED display device includes a display screen, a sensor and a timing controller, wherein the timing controller includes a detection unit, a test image generation unit, a data compensation unit and image control unit. Detection unit provides command for generating test image. Test image generation unit generates test image according to the command for generating test image. Data compensation unit obtains decayed signal corresponding to test image detected by the sensor and to generate compensation signal to transmit to image control unit according to decayed signal. Image control unit transmits test image to display screen for detecting decay of display screen when inputting test image. As such, the present invention can improve the uneven display situation caused by decay of OLED display device as time passes.Type: ApplicationFiled: October 25, 2012Publication date: April 24, 2014Inventor: Tai-Jiun Hwang
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Publication number: 20140110673Abstract: The present invention discloses an OLED panel and the OLED display device thereof. The OLED panel includes a metallic absorbing film, disposed on a light-out side of the OLED panel and grounded, for absorbing electromagnetic radiation produced by the OLED panel. The present invention uses the metallic absorbing film integrating on a glass substrate on a light-out side so that the metallic absorbing film absorbs the electromagnetic radiation from the OLED panel effectively and has the advantages of a simple structure and cheap material.Type: ApplicationFiled: October 23, 2012Publication date: April 24, 2014Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Tai-Jiun Hwang
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Publication number: 20140049457Abstract: The present invention provides an organic display unit and the applied display thereof. Each light emitting diode in the organic display unit corresponds to one light unit. Each driving circuit in the organic display unit controls at least two light emitting diodes to lighten and then controls the light unit correspondent to the light emitting diodes to lighten.Type: ApplicationFiled: September 26, 2012Publication date: February 20, 2014Applicant: SHENZHEN CHINA OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Tai-Jiun Hwang
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Publication number: 20140034910Abstract: An organic display device and a method of manufacturing method thereof are provided. The organic display device includes scan lines, data lines and power lines. Portions crossed and defined by the scan lines, the data lines and the power supply lines are provide with display regions. The display region is formed with an organic light emitting diode. The organic light emitting diode includes an anode layer, and a conductive layer is formed on the power supply line. The anode layer of the organic light emitting diode and the conductive layer are etched and formed on the same basis of a material layer.Type: ApplicationFiled: August 16, 2012Publication date: February 6, 2014Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO. LTD.Inventor: Tai-Jiun Hwang