Patents Assigned to AROLLTECH CO., LTD.
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Patent number: 11355564Abstract: An OLED device includes: a first substrate having a bonding surface; a second substrate having a first surface; a coloring unit including an OLED layer and optionally a color-transformation layer, the OLED layer being formed on a selected one of the first and second substrates, the color-transformation layer being formed on the second substrate; and a pixel circuit with TFT functions disposed on the first substrate and coupled to the OLED layer. The bonding surface of the first substrate and the first surface of the second substrate are in direct bonding.Type: GrantFiled: December 4, 2019Date of Patent: June 7, 2022Assignee: AROLLTECH CO., LTD.Inventors: Yih Chang, Yusheng Chang, Tsung Jen Kuo
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Patent number: 10923557Abstract: An AMOLED free of TFT in the active area includes a first substrate; an organic light-emitting diode (OLED) device disposed on the first substrate; a plurality of conductive lines disposed on the first substrate; and connected to the OLED device; and a driving device having TFT functions, connected to the OLED device through the conductive lines, configured to drive the OLED device, and disposed outside of the active area.Type: GrantFiled: September 20, 2019Date of Patent: February 16, 2021Assignee: AROLLTECH CO., LTD.Inventors: Yih Chang, Yusheng Chang
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Patent number: 10083384Abstract: A display device includes a screen. The screen is arranged to display a modifying barcode having a plurality of modifying parallel bars. The screen has a pixel direction and a sub-pixel direction different from the pixel direction. The plurality of modifying parallel bars of the modifying barcode are perpendicular or substantially perpendicular to the pixel direction.Type: GrantFiled: May 18, 2016Date of Patent: September 25, 2018Assignee: AROLLTECH CO., LTD.Inventors: Yih Chang, Yu-Chih Jen
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Patent number: 9614175Abstract: An OLED device includes: a transparent substrate; a light-emitting stack including an anode layer, a cathode layer, and a functional layer, the anode layer including anode units, each of which has first and second anode elements that extend in a column direction and that are aligned with and spaced apart from each other along a row direction transverse to the column direction; an anode-connecting metallic layer stacked on the light-emitting stack; a cathode-connecting metallic layer stacked on the light-emitting stack; and bridging lines disposed in the light-emitting stack and extending in the row direction such that the first and second anode elements are electrically connected to each other through a respective one of the bridging lines.Type: GrantFiled: April 1, 2014Date of Patent: April 4, 2017Assignee: AROLLTECH CO., LTD.Inventor: Yih Chang
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Patent number: 9166188Abstract: An OLED device includes: a first insulator sheet; a light-emitting stack stacked with the first insulator sheet and including a transparent anode layer, a cathode layer, and a functional layer; a metallic mesh stacked with the anode layer in a vertical direction, the metallic mesh contacting the anode layer and being covered by the anode layer; a second insulator sheet stacked with the cathode layer in the vertical direction; a plurality of cathode-connecting vias extending through the second insulator sheet; and a cathode-connecting metallic layer stacked with the second insulator sheet in the vertical direction and connected electrically to the cathode layer through the cathode-connecting vias.Type: GrantFiled: June 10, 2014Date of Patent: October 20, 2015Assignee: Arolltech Co., Ltd.Inventor: Yih Chang
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Patent number: 8994669Abstract: The present invention discloses a display with in-cell touch sensors comprising a first substrate, a second substrate, and a touch sensor disposed on the second substrate. A thin-film transistor (TFT) array is disposed on a surface of the first substrate, and a color pixel array is disposed on a surface of the second substrate. The TFT array faces and is aligned with the color pixel array. The touch sensor comprises a plurality of electrodes, a plurality of first leads, and a plurality of first pads. Each of the first leads is connected to one of the electrodes and one of the first pads. There are a plurality of second pads, a plurality of second leads, a plurality of connecting wires, and a plurality of terminal pads. Each of the second leads connects one of the second pads and one of the connecting wires. At least one of the connecting wires simultaneously and electrically connects several of the second leads. Each of the connecting wires electrically connects at least one of the terminal pads.Type: GrantFiled: March 23, 2011Date of Patent: March 31, 2015Assignee: Arolltech Co., Ltd.Inventor: Yih Chang
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Publication number: 20140209887Abstract: An OLED device includes: a transparent substrate; a light-emitting stack including an anode layer, a cathode layer, and a functional layer, the anode layer including anode units, each of which has first and second anode elements that extend in a column direction and that are aligned with and spaced apart from each other along a row direction transverse to the column direction; an anode-connecting metallic layer stacked on the light-emitting stack; a cathode-connecting metallic layer stacked on the light-emitting stack; and bridging lines disposed in the light-emitting stack and extending in the row direction such that the first and second anode elements are electrically connected to each other through a respective one of the bridging lines.Type: ApplicationFiled: April 1, 2014Publication date: July 31, 2014Applicant: AROLLTECH CO., LTD.Inventor: Yih CHANG
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Patent number: 8742659Abstract: A display pixel includes: a first stack including a transparent anode layer having first and second anode elements, a cathode layer, and a functional layer disposed between the anode layer and the cathode layer; a second stack disposed on the first stack and including an insulating layer and a conductive column line disposed on a surface of the insulating layer; a conductive bridging line disposed in the first stack and connected to the first and second anode elements; and an upper via unit including an upper contact via extending from the conductive column line into the first stack and connected to the bridging line or one of the first and second anode elements.Type: GrantFiled: November 10, 2011Date of Patent: June 3, 2014Assignee: Arolltech Co., Ltd.Inventor: Yih Chang
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Publication number: 20120119642Abstract: A display pixel includes: a first stack including a transparent anode layer having first and second anode elements, a cathode layer, and a functional layer disposed between the anode layer and the cathode layer; a second stack disposed on the first stack and including an insulating layer and a conductive column line disposed on a surface of the insulating layer; a conductive bridging line disposed in the first stack and connected to the first and second anode elements; and an upper via unit including an upper contact via extending from the conductive column line into the first stack and connected to the bridging line or one of the first and second anode elements.Type: ApplicationFiled: November 10, 2011Publication date: May 17, 2012Applicant: AROLLTECH CO., LTD.Inventor: Yih CHANG
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Publication number: 20110310056Abstract: An electronic blackboard comprises an addressable light-emitting board and a touch panel. The touch panel is stacked on the surface of the addressable light-emitting board. The touch panel includes a plurality of sensing areas arranged in an array, and the addressable light-emitting board includes a plurality of light-emitting areas corresponding to the sensing areas. When one of the sensing areas generates a sensing signal by a finger or pen, the corresponding light-emitting area is lit and therefore creates clear white trace on a black background to become an electronic blackboard.Type: ApplicationFiled: June 14, 2011Publication date: December 22, 2011Applicant: AROLLTECH CO., LTD.Inventor: YIH CHANG
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Publication number: 20110242027Abstract: The present invention discloses a display with in-cell touch sensors comprising a first substrate, a second substrate, and a touch sensor disposed on the second substrate. A thin-film transistor (TFT) array is disposed on a surface of the first substrate, and a color pixel array is disposed on a surface of the second substrate. The TFT array faces and is aligned with the color pixel array. The touch sensor comprises a plurality of electrodes, a plurality of first leads, and a plurality of first pads. Each of the first leads is connected to one of the electrodes and one of the first pads. There are a plurality of second pads, a plurality of second leads, a plurality of connecting wires, and a plurality of terminal pads. Each of the second leads connects one of the second pads and one of the connecting wires. At least one of the connecting wires simultaneously and electrically connects several of the second leads. Each of the connecting wires electrically connects at least one of the terminal pads.Type: ApplicationFiled: March 23, 2011Publication date: October 6, 2011Applicant: AROLLTECH CO., LTD.Inventor: YIH CHANG