Patents by Inventor Ping-Yuan Su
Ping-Yuan Su 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: 10025131Abstract: A touch-sensing liquid crystal panel and a fabrication method thereof are provided. The touch-sensing liquid crystal panel includes a color filter substrate and a transistor substrate. In the fabrication method, at first, a first glass substrate is provided. Thereafter, a sensing matrix is formed on a first surface of the first glass substrate at a baking temperature. The sensing matrix is formed from indium tin oxide (ITO), and a sheet resistance of the sensing matrix is equal to or less than 30 ohm/square. Then, color filters and a common electrode are disposed on a second surface of the first glass substrate to form a color filter substrate, wherein the second surface is opposite to the first surface. Thereafter, the transistor substrate is provided and combined with the color filter substrate. Thereafter, a slimming process is performed to slim a second glass substrate of the transistor substrate.Type: GrantFiled: May 2, 2016Date of Patent: July 17, 2018Assignee: HannStar Display CorporationInventors: Hsu-Ho Wu, Ping-Yuan Su, Yu-Cheng Lin, Hsing-Ying Lee, Kun-Hua Tsai
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Patent number: 9454029Abstract: A touch-sensing liquid crystal panel is provided and includes a color filter substrate and a transistor substrate. The color filter substrate includes a first substrate, a sensing array, touch-sensing circuit contact pads, and color filters. The transistor substrate includes a second substrate and pixel units. In one embodiment, the first substrate has a first edge region and a second edge region having the same width. In another embodiment, the touch-sensing circuit contact pads are disposed at the first edge region and the second edge region of the first substrate, and each conductive pattern in the sensing array is connected to the touch-sensing circuit contact pads of the first edge region and the second edge region. In another embodiment, each conductive pattern of the sensing array includes two first conductive patterns and conductive pattern rows disposed between the first conductive patterns.Type: GrantFiled: April 2, 2014Date of Patent: September 27, 2016Assignee: HannStar Display CorporationInventors: Hsu-Ho Wu, Yu-Cheng Lin, Ping-Yuan Su, Kun-Hua Tsai, Hsing-Ying Lee
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Publication number: 20160246112Abstract: A touch-sensing liquid crystal panel and a fabrication method thereof are provided. The touch-sensing liquid crystal panel includes a color filter substrate and a transistor substrate. In the fabrication method, at first, a first glass substrate is provided. Thereafter, a sensing matrix is formed on a first surface of the first glass substrate at a baking temperature. The sensing matrix is formed from indium tin oxide (ITO), and a sheet resistance of the sensing matrix is equal to or less than 30 ohm/square. Then, color filters and a common electrode are disposed on a second surface of the first glass substrate to form a color filter substrate, wherein the second surface is opposite to the first surface. Thereafter, the transistor substrate is provided and combined with the color filter substrate. Thereafter, a slimming process is performed to slim a second glass substrate of the transistor substrate.Type: ApplicationFiled: May 2, 2016Publication date: August 25, 2016Inventors: Hsu-Ho WU, Ping-Yuan SU, Yu-Cheng LIN, Hsing-Ying LEE, Kun-Hua TSAI
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Publication number: 20160246095Abstract: A touch-sensing liquid crystal panel and a fabrication method thereof are provided. The touch-sensing liquid crystal panel includes a color filter substrate and a transistor substrate. In the fabrication method, at first, a first glass substrate is provided. Thereafter, a sensing matrix is formed on a first surface of the first glass substrate at a baking temperature. The sensing matrix is formed from indium tin oxide (ITO), and a sheet resistance of the sensing matrix is equal to or less than 30 ohm/square. Then, color filters and a common electrode are disposed on a second surface of the first glass substrate to form a color filter substrate, wherein the second surface is opposite to the first surface. Thereafter, the transistor substrate is provided and combined with the color filter substrate. Thereafter, a slimming process is performed to slim a second glass substrate of the transistor substrate.Type: ApplicationFiled: May 2, 2016Publication date: August 25, 2016Inventors: Hsu-Ho WU, Ping-Yuan SU, Yu-Cheng LIN, Hsing-Ying LEE, Kun-Hua TSAI
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Patent number: 9355807Abstract: A touch-sensing liquid crystal panel and a fabrication method thereof are provided. The touch-sensing liquid crystal panel includes a color filter substrate and a transistor substrate. In the fabrication method, at first, a first glass substrate is provided. Thereafter, a sensing matrix is formed on a first surface of the first glass substrate at a baking temperature. The sensing matrix is formed from indium tin oxide (ITO), and a sheet resistance of the sensing matrix is equal to or less than 30 ohm/square. Then, color filters and a common electrode are disposed on a second surface of the first glass substrate to form a color filter substrate, wherein the second surface is opposite to the first surface. Thereafter, the transistor substrate is provided and combined with the color filter substrate. Thereafter, a slimming process is performed to slim a second glass substrate of the transistor substrate.Type: GrantFiled: February 23, 2014Date of Patent: May 31, 2016Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Hsu-Ho Wu, Ping-Yuan Su, Yu-Cheng Lin, Hsing-Ying Lee, Kun-Hua Tsai
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Patent number: 9046707Abstract: A touch-sensing liquid crystal panel and a fabrication method thereof are provided. The touch-sensing liquid crystal panel includes a color filter substrate, a transistor substrate, and a sensing matrix. In the fabrication method, at first, a first glass substrate is provided. Then, color filters and a common electrode are disposed on a first surface of the first glass substrate to form a color filter substrate. Thereafter, a transistor substrate is combined with the color filter substrate. Then, the glass substrates of the color filter substrate and the transistor substrate are slimed. Thereafter, a sensing layer is formed on a second surface of the first glass substrate, wherein the second surface is opposite to the first surface. Then, the sensing layer is baked to enable a sheet resistance of the sensing matrix to be equal to or less than 30 ohm/square. Thereafter, the sensing layer is patterned.Type: GrantFiled: January 15, 2014Date of Patent: June 2, 2015Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Hsu-Ho Wu, Ping-Yuan Su, Yu-Cheng Lin, Hsing-Ying Lee, Kun-Hua Tsai
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Patent number: 8970550Abstract: A touch panel that includes a first substrate, a touch sensing layer, a compensation pattern layer, a second substrate, and a first optical adhesive layer is provided. The touch sensing layer includes a plurality of electrode sets arranged in parallel, and each of the electrode sets includes a scan electrode and a plurality of sensing electrodes. An orthogonal projection of the touch sensing layer on the first substrate is not overlapped with an orthogonal projection of the compensation pattern layer on the first substrate. The compensation pattern layer and the touch sensing layer are located between the first substrate and the second substrate. The first optical adhesive layer is located between the first substrate and the second substrate. A touch display is also provided.Type: GrantFiled: August 12, 2013Date of Patent: March 3, 2015Assignee: HannStar Display CorporationInventors: Chia-Hua Yu, Yu-Cheng Lin, Ping-Yuan Su, Kun-Hua Tsai, Hsing-Ying Lee
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Publication number: 20140375906Abstract: A touch-sensing liquid crystal panel and a fabrication method thereof are provided. The touch-sensing liquid crystal panel includes a color filter substrate and a transistor substrate. In the fabrication method, at first, a first glass substrate is provided. Thereafter, a sensing matrix is formed on a first surface of the first glass substrate at a baking temperature. The sensing matrix is formed from indium tin oxide (ITO), and a sheet resistance of the sensing matrix is equal to or less than 30 ohm/square. Then, color filters and a common electrode are disposed on a second surface of the first glass substrate to form a color filter substrate, wherein the second surface is opposite to the first surface. Thereafter, the transistor substrate is provided and combined with the color filter substrate. Thereafter, a slimming process is performed to slim a second glass substrate of the transistor substrate.Type: ApplicationFiled: February 23, 2014Publication date: December 25, 2014Applicant: HannStar Display CorporationInventors: Hsu-Ho WU, Ping-Yuan SU, Yu-Cheng LIN, Hsing-Ying LEE, Kun-Hua TSAI
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Publication number: 20140368752Abstract: A touch-sensing liquid crystal panel is provided and includes a color filter substrate and a transistor substrate. The color filter substrate includes a first substrate, a sensing array, touch-sensing circuit contact pads, and color filters. The transistor substrate includes a second substrate and pixel units. In one embodiment, the first substrate has a first edge region and a second edge region having the same width. In another embodiment, the touch-sensing circuit contact pads are disposed at the first edge region and the second edge region of the first substrate, and each conductive pattern in the sensing array is connected to the touch-sensing circuit contact pads of the first edge region and the second edge region. In another embodiment, each conductive pattern of the sensing array includes two first conductive patterns and conductive pattern rows disposed between the first conductive patterns.Type: ApplicationFiled: April 2, 2014Publication date: December 18, 2014Applicant: HannStar Display CorporationInventors: Hsu-Ho WU, Yu-Cheng LIN, Ping-Yuan SU, Kun-Hua TSAI, Hsing-Ying LEE
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Publication number: 20140333847Abstract: A touch panel that includes a first substrate, a touch sensing layer, a compensation pattern layer, a second substrate, and a first optical adhesive layer is provided. The touch sensing layer includes a plurality of electrode sets arranged in parallel, and each of the electrode sets includes a scan electrode and a plurality of sensing electrodes. An orthogonal projection of the touch sensing layer on the first substrate is not overlapped with an orthogonal projection of the compensation pattern layer on the first substrate. The compensation pattern layer and the touch sensing layer are located between the first substrate and the second substrate. The first optical adhesive layer is located between the first substrate and the second substrate. A touch display is also provided.Type: ApplicationFiled: August 12, 2013Publication date: November 13, 2014Applicant: Hannstar Display CorporationInventors: Chia-Hua Yu, Yu-Cheng Lin, Ping-Yuan Su, Kun-Hua Tsai, Hsing-Ying Lee
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Publication number: 20140313436Abstract: A touch-sensing liquid crystal panel and a fabrication method thereof are provided. The touch-sensing liquid crystal panel includes a color filter substrate, a transistor substrate, and a sensing matrix. In the fabrication method, at first, a first glass substrate is provided. Then, color filters and a common electrode are disposed on a first surface of the first glass substrate to form a color filter substrate. Thereafter, a transistor substrate is combined with the color filter substrate. Then, the glass substrates of the color filter substrate and the transistor substrate are slimed. Thereafter, a sensing layer is formed on a second surface of the first glass substrate, wherein the second surface is opposite to the first surface. Then, the sensing layer is baked to enable a sheet resistance of the sensing matrix to be equal to or less than 30 ohm/square. Thereafter, the sensing layer is patterned.Type: ApplicationFiled: January 15, 2014Publication date: October 23, 2014Applicant: HannStar Display CorporationInventors: Hsu-Ho WU, Ping-Yuan SU, Yu-Cheng LIN, Hsing-Ying LEE, Kun-Hua TSAI
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Publication number: 20140204049Abstract: The invention provides a display apparatus including a display panel, a display driving circuit and a touch sensing circuit. The display panel has a plurality of pixels arranged in an array, in which each of the pixels includes a liquid crystal capacitor. The display driving circuit is coupled to the display panel and configured to drive the pixels during a display period in a frame period to display images on the display panel. The touch sensing circuit is coupled to the display panel and configured to sense capacitance variations of the liquid crystal capacitors during a blanking period in the frame period, so as to generate a touch information.Type: ApplicationFiled: April 15, 2013Publication date: July 24, 2014Applicant: Hannstar Display CorporationInventors: Kun-Hua Tsai, Hsing-Ying Lee, Ping-Yuan Su, Yu-Cheng Lin
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Publication number: 20140176484Abstract: A capacitive touch display apparatus includes a liquid crystal (LC) display module, a touch panel and a judgment unit. The LC display module includes an active device array substrate, a color filter (CF) substrate, and an LC layer disposed between inner sides of the two substrates. The touch panel includes a single touch sensing layer fabricated on an outer side of the CF substrate and a cover lens disposed on the single touch sensing layer. The single touch sensing layer includes a transmitter patterned electrode and multiple receiver patterned electrodes. A same inductive capacitor is formed between each receiver patterned electrode and the transmitter patterned electrode. The judgment unit transmits a scan signal to the transmitter patterned electrode, and determines whether there is an occurrence of a single-touch event or a multi-touch event by analyzing inductive signals from the respective receiver patterned electrodes.Type: ApplicationFiled: February 26, 2013Publication date: June 26, 2014Applicant: HANNSTAR DISPLAY CORPORATIONInventors: Kun-Hua Tsai, Hsing-Ying Lee, Ping-Yuan Su, Yu-Cheng Lin