Patents Assigned to HANNSTAR DISPLAY (NANJING) CORP.
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Patent number: 10700020Abstract: A thin film transistor substrate having a display region and a peripheral region, and the thin film transistor substrate includes a first substrate, scan lines, data lines, an insulating layer, first thin film transistors, at least one passivation layer and at least one gate driving circuit. The first substrate has an electrostatic protection area and a driving circuit area, and the electrostatic protection area and the driving circuit area are situated in the peripheral region. The scan lines, the data lines and the first thin film transistors are disposed in the display region. The insulating layer includes a gate insulator of the first thin film transistor, and the passivation layer is disposed on the insulating layer. The gate driving circuit is disposed in the driving circuit area. At least one of the passivation layer and the insulating layer are not disposed in the electrostatic protection area.Type: GrantFiled: February 25, 2018Date of Patent: June 30, 2020Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Sung-Chun Lin, Hsien-Tang Hu, Hsuan-Chen Liu, Chien-Ting Chan
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Patent number: 10649297Abstract: A pixel structure includes a substrate, a thin film transistor and a common electrode. The thin film transistor is disposed on the substrate, wherein a semiconductive active layer of the thin film transistor has a channel region disposed between a source and a drain, the channel region includes a main channel region and at least one sub channel region, a channel length of the main channel region is less than a channel length of the at least one sub channel region, and the channel length of the main channel region is equal to a minimum of a channel length of the channel region. The common electrode is disposed on the thin film transistor, and the common electrode overlaps at least a portion of the at least one sub channel region, wherein the common electrode has an opening exposing the main channel region.Type: GrantFiled: October 4, 2018Date of Patent: May 12, 2020Assignee: HANNSTAR DISPLAY CORPORATIONInventor: Mu-Kai Kang
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Patent number: 10636755Abstract: An electronic product includes a substrate and a bonding pad structure. The bonding pad structure is disposed on the substrate, and the bonding pad structure includes a first metal layer, a first insulating layer, at least one first connecting hole and a transparent conductive layer. The first metal layer and the first insulating layer are disposed on the substrate. The first connecting hole is situated in the first insulating layer, and the first connecting hole exposes a portion of the first metal layer. The transparent conductive layer is disposed on the first insulating layer, and the transparent conductive layer has a first edge and a second edge opposite to the first edge, wherein the transparent conductive layer is electrically connected to the first metal layer through the first connecting hole. A spacing between the first edge and the first connecting hole is greater than or equal to 100 ?m.Type: GrantFiled: December 3, 2018Date of Patent: April 28, 2020Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Hsuan-Chen Liu, Yu-Tuan Hsu
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Patent number: 10615183Abstract: An electronic device includes a first substrate, a second substrate, a plurality of first metal line segments and a shielding layer. The second substrate is opposite to the first substrate. The first metal line segments are disposed on the first substrate and extend along a first direction, wherein at least one of the first metal line segments includes a first alignment part and a first trace part, a width of the first alignment part is larger than a width of the first trace part, and the first alignment parts are arranged along a second direction. The shielding layer is disposed on the second substrate, and the shielding layer includes a plurality of first alignment structures, wherein one of the first alignment parts is aligned with one of the first alignment structures in a normal vector of the first substrate.Type: GrantFiled: November 21, 2018Date of Patent: April 7, 2020Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Chung-Lin Chang, Hsuan-Chen Liu
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Patent number: 10528161Abstract: A manufacturing method of a touch panel includes following steps. The first sensing electrodes and the second sensing electrodes are formed on a substrate first. Connecting bridges are formed next, wherein adjacent two first sensing electrodes are connected by at least one connecting bridge, and a manufacturing method of the connecting bridges includes following steps. A metal layer is formed on the substrate first, wherein a material of the metal layer includes silver. A photoresist layer is formed on a surface of the metal layer next, wherein a material of the photoresist layer includes sulfur. A photolithography process and an etching process are respectively performed on the photoresist layer and the metal layer to form the connecting bridges, wherein silver in the metal layer and sulfur in the photoresist layer react with each other to form a silver sulfide layer after the photoresist layer is formed.Type: GrantFiled: April 13, 2018Date of Patent: January 7, 2020Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Chih-Wei Chen, Mei-Ling Chou, Yao-Chih Chuang
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Patent number: 10481448Abstract: A liquid crystal display device includes a plurality of pixel units, an electrode line surrounding the pixel units, at least one gate driver coupled with the pixel units via a plurality of gate lines, and at least one electrostatic discharge protection circuit coupled with the at least one gate driver and the electrode line.Type: GrantFiled: November 14, 2016Date of Patent: November 19, 2019Assignees: HANNSTAR DISPLAY (NANJING) CORPORATION, HANNSTAR DISPLAY CORPORATIONInventors: Chia-Hua Yu, Sung-Chun Lin, Hsuan-Chen Liu, Chien-Ting Chan
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Patent number: 10466559Abstract: A pixel structure includes a first substrate, a thin-film transistor, a second insulation layer, a first transparent conduction layer and a second substrate. The thin-film transistor includes a gate electrode formed on the first substrate, a semiconductor layer formed on the gate electrode, a first insulation layer located between the semiconductor layer and the gate electrode, and an electrode layer including a source electrode and a drain electrode. The source electrode covers a portion of the semiconductor layer. The drain electrode covers a portion of the semiconductor layer. The second insulation layer covers the thin-film transistor. The first transparent conduction layer is formed on the second insulation layer. An opening is formed in the first transparent conduction layer along a fringe of the semiconductor layer.Type: GrantFiled: September 28, 2017Date of Patent: November 5, 2019Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Hsuan-Chen Liu, Chung-Lin Chang
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Patent number: 10379274Abstract: A color filter and a display panel, wherein the color filter includes a color correction material. In an absorption spectrum of the color correction material, a wavelength interval of the absorption spectrum with a visible light absorption rate smaller than 0.2 is from 150 to 180 nanometers.Type: GrantFiled: December 21, 2016Date of Patent: August 13, 2019Assignee: HANNSTAR DISPLAY CORPORATIONInventor: Jiun-Haw Lee
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Patent number: 10358596Abstract: A fluorescent material includes at least one organic compound with molecular stacking of H-aggregate or J-aggregate. When a first color light illuminates the fluorescent material, the organic compound with molecular stacking of H-aggregate or J-aggregate converts the first color light to a second color light.Type: GrantFiled: December 1, 2016Date of Patent: July 23, 2019Assignee: HANNSTAR DISPLAY CORPORATIONInventor: Jiun-Haw Lee
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Patent number: 10229747Abstract: The present invention relates to a display panel and a gate driving circuit of the display panel. The gate driving circuit is disposed on a first substrate and includes a first transistor unit. The first transistor unit is disposed on the first substrate and includes a first gate block, a second gate block, and a first connection portion. The first connection portion is electrically connected to the first gate block and the second gate block. At least a gap is formed between the first gate block and the second gate block. The display panel includes the first substrate, the gate driving circuit, a second substrate, and a sealant. The second substrate is disposed corresponding to the first substrate. The sealant is formed between the first substrate and the second substrate.Type: GrantFiled: August 15, 2016Date of Patent: March 12, 2019Assignees: HANNSTAR DISPLAY (NANJING) CORPORATION, HANNSTAR DISPLAY CORPORATIONInventors: Sung-Chun Lin, Hsuan-Chen Liu, Chien-Ting Chan
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Patent number: 10181303Abstract: A shift register circuit is disclosed. The shift register circuit includes a first gate driving module, a second gate driving module, a first discharging module, and a second discharging module. The first gate driving module has a first node and a first output terminal. The second gate driving module has a second node and a second output terminal. The first discharging module is coupled to the first node, the second node, and the first output terminal respectively. The second discharging module is coupled to the second node, the first node, and the second output terminal respectively. Both the first discharging module and the second discharging module include ten transistors respectively.Type: GrantFiled: February 2, 2016Date of Patent: January 15, 2019Assignees: HANNSTAR DISPLAY (NANJING) CORPORATION, HANNSTAR DISPLAY CORPORATIONInventors: Chia-Hua Yu, Sung-Chun Lin, Hsuan-Chen Liu, Chien-Ting Chan
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Patent number: 10121432Abstract: A shift register includes a primary circuit and a secondary circuit including an inverting circuit and a pull-down circuit. The pull-down circuit includes a first transistor. The primary circuit has an output terminal, a first and a second input terminals, and is electrically connected to a first common terminal. The secondary circuit is electrically connected to the first common terminal. The pull-down circuit is electrically connected to the inverting circuit. The first transistor has a first top gate, a first bottom gate, a first first electrode and a first second electrode, wherein the first second electrode is configured to receive a first voltage level, the first top gate is configured to receive a second voltage level, and the second voltage level is higher than the first voltage level.Type: GrantFiled: August 22, 2016Date of Patent: November 6, 2018Assignees: HANNSTAR DISPLAY (NANJING) CORPORATION, HANNSTAR DISPLAY CORPORATIONInventors: Sung-Chun Lin, Hsuan-Chen Liu, Chien-Ting Chan
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Patent number: 10115910Abstract: An organic electroluminescent material, an organic electroluminescent device, a quantum dot electroluminescent unit, and a quantum dot electroluminescent device are disclosed. The quantum dot electroluminescent unit includes a plurality of electro-phosphorescent quantum dots and at least an organic electroluminescent material, and the electro-phosphorescent quantum dots disperse in the organic electroluminescent material.Type: GrantFiled: April 1, 2016Date of Patent: October 30, 2018Assignees: HANNSTAR DISPLAY (NANJING) CORPORATION, HANNSTAR DISPLAY CORPORATIONInventors: Jau-Jiun Huang, Man-Kit Leung, Yu-Lin Chiang, Jiun-Haw Lee
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Patent number: 10078169Abstract: A quantum tube includes a tube body, a plurality of first fluorescent particles and a plurality of second fluorescent particles. The tube body has a light incident surface, a light emitting surface, a top surface and a bottom surface. The top surface is connected between the light incident surface and the light emitting surface. The bottom surface is connected between the light incident surface and the light emitting surface. The top surface is opposite to the bottom surface. The top surface has an inclined portion. The inclined portion inclines with respect to the bottom surface by an angle. The first fluorescent particles are disposed in the tube body. The second fluorescent particles are disposed in the tube body.Type: GrantFiled: March 1, 2016Date of Patent: September 18, 2018Assignees: HannStar Display (Nanjing) Corporation, HANNSTAR DISPLAY CORPORATIONInventors: Chun-Pin Liu, Chin-Wei Lin
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Patent number: 9910547Abstract: An anti-interference touch sensing structure includes a first substrate, a plurality of touch sensing units and at least a first anti-interference spot. The touch sensing units are coplanarly disposed on the first substrate, and a first interval region is formed between the adjacent touch sensing units. The first anti-interference spot is disposed within the first interval region.Type: GrantFiled: May 14, 2015Date of Patent: March 6, 2018Assignees: HANNSTAR DISPLAY (NANJING) CORPORATION, HANNSTAR DISPLAY CORPORATIONInventors: Hsing-Ying Lee, Da-Ching Tang
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Patent number: 9842862Abstract: A manufacturing method of an anti-interference flexible electronic structure formed by a carrier separation process comprises the steps of: providing a carrier; attaching a flexible substrate to the carrier; forming a plurality of touch-sensing units coplanarly on the flexible substrate, wherein a first interval region is formed between the adjacent touch-sensing units; coplanarly forming at least a first anti-interference spot within the first interval region, wherein a distance is between the first anti-interference spot and the adjacent touch-sensing unit; and separating the flexible substrate from the carrier.Type: GrantFiled: July 20, 2015Date of Patent: December 12, 2017Assignees: HANNSTAR DISPLAY (NANJING) CORPORATION, HANNSTAR DISPLAY CORPORATIONInventors: Hsing-Ying Lee, Da-Ching Tang, Tien-Rong Lu
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Patent number: 9538316Abstract: A smart monitor system includes a hand-held electronic device and a monitor. The hand-held electronic device includes a panel, a control unit, a touch-sensing cover and a wireless communication unit. The touch-sensing cover has a cover and a touch-sensing structure. The cover is disposed on the side of the hand-held electronic device opposite the panel. Partial or total area of the touch-sensing structure is disposed on the cover. The touch-sensing structure is electrically connected to the control unit. The wireless communication unit has a wireless communication chip and an antenna. The wireless communication chip is electrically connected to the control unit, and the antenna is disposed on the touch-sensing cover. The smart monitor system can communicate with and controls the monitor through the hand-held electronic device for various application.Type: GrantFiled: June 16, 2015Date of Patent: January 3, 2017Assignees: HANNSTAR DISPLAY (NANJING) CORPORATION, HANNSTAR DISPLAY CORPORATIONInventors: Yu-Chi Chiao, Hsu-Ho Wu, Tien-Rong Lu
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Patent number: 9532456Abstract: A bonding structure of a touch panel and a flexible circuit board includes a touch panel, a flexible circuit board and a conductive adhesive film. The touch panel includes a shielding layer and multiple transmission wires disposed on the shielding layer. The flexible circuit board is under the touch panel and includes a substrate and multiple connection wires on the substrate. Each the connection wire includes a first connection portion and a second connection portion, and the two connection portions are separated from each other by an interval and electrically insulated from each other. The conductive adhesive film is between the transmission wires of the touch panel and the connection wires of the flexible circuit board, in which the first connection portions and the second connection portions of the connection wires are electrically connected to the transmission wires via the conductive adhesive film so as to form an electric loop.Type: GrantFiled: December 27, 2012Date of Patent: December 27, 2016Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Yung-Li Huang, Yu-Sheng Lin, Nan-Cheng Huang, Jih-Hsin Chiang
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Patent number: 9459473Abstract: An integrated gate driver circuit includes a control circuit, a plurality of drive stages and a plurality of discharge transistors. The control circuit is configured to output a plurality of clock signals within a frame period and to output a discharge enabling signal within a blanking period of the frame period. Each of the drive stages receives the clock signals and includes an output terminal configured to output a gate driving signal. Each of the discharge transistors is coupled to the output terminal of one of the drive stages and discharges the output terminal according to the discharge enabling signal thereby eliminating the voltage fluctuation of the output terminal in the blanking period.Type: GrantFiled: February 20, 2013Date of Patent: October 4, 2016Assignee: HANNSTAR DISPLAY CORPInventors: Chun-Chin Tseng, Ya-Wen Lee, Kuo-Wen Pan
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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