Patents by Inventor Du-Zen Peng
Du-Zen Peng 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: 9337449Abstract: An organic light-emitting device and an image display system employing the same are provided. The organic light-emitting device includes: a first substrate; an organic light-emitting pixel structure disposed on a top surface of the first substrate; a second substrate having a bottom surface opposite to the top surface of the first substrate; and an optical functional layer disposed over the organic light-emitting pixel structure.Type: GrantFiled: September 26, 2014Date of Patent: May 10, 2016Assignee: INNOLUX CORPORATIONInventors: Tsung-Yi Su, Du-Zen Peng
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Patent number: 9265098Abstract: A system for displaying images employing an organic electroluminescent device is provided. The organic electroluminescent device includes a first substrate with an inside surface; an organic electroluminescent pixels array disposed on the inside surface of the first substrate; a second substrate with an inside surface, wherein the inside surface of the second substrate is opposite to the inside surface of the first substrate; a color filter layer disposed on the inside surface of the second substrate; and an opaque frit sealing layer disposed between the first substrate and the second substrate, wherein the opaque frit sealing layer is separated from the organic electroluminescent pixels array by a dummy region and is encapsulating the organic electroluminescent pixel array between the first substrate and second substrate, and wherein the dummy region is filled up with a black matrix material, a frit sealing layer.Type: GrantFiled: December 6, 2012Date of Patent: February 16, 2016Assignees: INNOCOM TECHNOLOGY (SHENZHEN) CO., LTD., INNOLUX CORPORATIONInventors: Tsung-Yi Su, Du-Zen Peng, Hsiang-Lun Hsu
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Publication number: 20150048353Abstract: An organic light-emitting device and an image display system employing the same are provided. The organic light-emitting device includes: a first substrate; an organic light-emitting pixel structure disposed on a top surface of the first substrate; a second substrate having a bottom surface opposite to the top surface of the first substrate; and an optical functional layer disposed over the organic light-emitting pixel structure.Type: ApplicationFiled: September 26, 2014Publication date: February 19, 2015Inventors: Tsung-Yi SU, Du-Zen PENG
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Patent number: 8890405Abstract: An organic light-emitting device and an image display system employing the same are provided. The organic light-emitting device includes: a first substrate; an organic light-emitting pixel structure disposed on a top surface of the first substrate; a second substrate having a bottom surface opposite to the top surface of the first substrate; and an optical functional layer disposed over the organic light-emitting pixel structure.Type: GrantFiled: June 14, 2013Date of Patent: November 18, 2014Assignee: InnoLux CorporationInventors: Tsung-Yi Su, Du-Zen Peng
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Patent number: 8842059Abstract: A display system including at least one pixel is disclosed. The pixel includes a switching unit and a controlling unit. The switching unit controls a level of a first node. The controlling unit controls a level of a second node. During a first period, the level of the first node equals to a first reference level and the level of the second node equals to a second reference level. During a second period, the level of the first node equals to a third reference level and the voltage difference between the first and the second nodes equals to a threshold voltage of a driving unit. During a third period, the level of the first node equals to a data signal. During a fourth period, the driving unit lights a luminescence unit according to the voltage difference between the first and the second nodes.Type: GrantFiled: July 18, 2012Date of Patent: September 23, 2014Assignee: Innolux CorporationInventors: Shou-Cheng Wang, Tse-Yuan Chen, Du-Zen Peng
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Patent number: 8810559Abstract: A pixel structure including a first switching transistor, a setting unit, a capacitor, a driving transistor, a second switching transistor and a luminous element is disclosed. The capacitor is coupled between a first and a second node. The first switching transistor transmits a data signal to the first node according to a scan signal. The driving transistor includes a threshold voltage and a gate coupled to the second node. The second switching transistor includes a gate receiving an emitting signal. The luminous element is coupled to the driving transistor and the second switching transistor in series between a first operation voltage and a second operation voltage. The setting unit controls the voltage levels of the first and the second nodes to compensate the threshold voltage of the driving transistor.Type: GrantFiled: May 22, 2012Date of Patent: August 19, 2014Assignee: Innolux CorporationInventors: Du-Zen Peng, Tse-Yuan Chen, Chih-Chiang Tseng, Shou-Cheng Wang, Tsung-Yi Su
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Publication number: 20130335680Abstract: An organic light-emitting device and an image display system employing the same are provided. The organic light-emitting device includes: a first substrate; an organic light-emitting pixel structure disposed on a top surface of the first substrate; a second substrate having a bottom surface opposite to the top surface. of the first substrate; and an optical functional layer disposed over the organic light-emitting pixel structure.Type: ApplicationFiled: June 14, 2013Publication date: December 19, 2013Inventors: Tsung-Yi SU, Du-Zen PENG
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Publication number: 20130249885Abstract: A display device includes a pixel array and a sensing circuit. The pixel array includes multiple active display pixels and at least one dummy display pixel. The active display pixels and the dummy display pixel respectively include a transistor. The sensing circuit is coupled to the transistor of the dummy display pixel for sensing a voltage at the transistor and generates a trigger signal according to the sensed voltage, where a voltage generating device in the display system generates or adjusts a first control voltage according to the trigger signal and the transistors of the active display pixels and the dummy display pixel are turned off in response to the first control voltage.Type: ApplicationFiled: March 14, 2013Publication date: September 26, 2013Applicant: InnoLux CorporationInventor: Du-Zen PENG
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Patent number: 8502755Abstract: A control method controlling a display panel comprising a pixel unit. The pixel unit is coupled to a data line and comprises a capacitor, a transistor, and a luminiferous device. The capacitor comprises a first terminal coupled to the data line and a second terminal coupled to the transistor. The voltage of the first terminal is increased and the voltage of the second terminal is reduced during a first period. The voltage of the first and the second terminals are controlled during a second period subsequent to the first period. The luminiferous device is lit according to the voltage of the capacitor during a third period subsequent to the second period. The voltage of the data line is maintained during the third period.Type: GrantFiled: June 20, 2008Date of Patent: August 6, 2013Assignee: Chimei Innolux CorporationInventors: Ping-Lin Liu, Du-Zen Peng
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Patent number: 8462090Abstract: A display device including a pixel unit, a selection unit, and a control unit is disclosed. The pixel unit includes a driving transistor and a capacitor. The driving transistor includes a gate and a source. The capacitor is coupled between the gate and the source. The selection unit selectively transmits a first voltage or a second voltage to the driving transistor. The control unit controls the selection unit and receives the voltage of the source.Type: GrantFiled: April 2, 2012Date of Patent: June 11, 2013Assignee: Chimei Innolux CorporationInventors: Ping-Lin Liu, Du-Zen Peng
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Patent number: 8405585Abstract: An OLED display including a display panel, a memory, and a processing circuit is provided. The display panel includes a plurality of sub-pixels. The memory stores a compensation table. The processing circuit includes a current sensor, and a processor. The current sensor sense a current of at least one sub-pixel among said plurality of sub-pixels, and the compensation table is updated according to the sensed current. The processor receives image data and generates compensated image data based on the image data and the updated compensation table. Then the display panel displays said compensated image data.Type: GrantFiled: January 4, 2008Date of Patent: March 26, 2013Assignee: Chimei Innolux CorporationInventors: Shou-Cheng Wang, Du-Zen Peng
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Patent number: 8373624Abstract: An organic light emitting display device is disclosed, which including an active matrix substrate with an array of active elements disposed in an active region and a control circuit disposed in a peripheral region. A color filter substrate is oppositely disposed to the active matrix substrate, including color filter elements with different colors enclosed by a black matrix layer in a region corresponding to the active region and an extension of the black matrix layer in a region corresponding to the peripheral region. An array of OLED pixel is interposed between the active matrix substrate and the color filter substrate on the active region. Each of the OLED pixels includes an anode, an organic electroluminescent layer, and a cathode. A first conductive component electrically connects the control circuit and the extension of the black matrix layer. A second conductive component electrically connects the black matrix layer and the cathode.Type: GrantFiled: December 17, 2008Date of Patent: February 12, 2013Assignee: Chimei Innolux CorporationInventors: Chuan-Yi Chan, Du Zen Peng
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Publication number: 20130027380Abstract: A display system including at least one pixel is disclosed. The pixel includes a switching unit and a controlling unit. The switching unit controls a level of a first node. The controlling unit controls a level of a second node. During a first period, the level of the first node equals to a first reference level and the level of the second node equals to a second reference level. During a second period, the level of the first node equals to a third reference level and the voltage difference between the first and the second nodes equals to a threshold voltage of a driving unit. During a third period, the level of the first node equals to a data signal. During a fourth period, the driving unit lights a luminescence unit according to the voltage difference between the first and the second nodes.Type: ApplicationFiled: July 18, 2012Publication date: January 31, 2013Applicants: CHIMEI INNOLUX CORPORATION, INNOCOM TECHNOLOGY(SHENZHEN) CO., LTD.Inventors: Shou-Cheng WANG, Tse-Yuan CHEN, Du-Zen PENG
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Publication number: 20130016135Abstract: A display system including a driving circuit and a display panel is disclosed. The display panel displays an image according to the data signals and the scan signals and includes a first driving unit, a second driving unit, a first luminous element, a second luminous element and a third luminous element. The first driving unit includes a first driving transistor to generate a first driving current. The second driving unit includes a second driving transistor to generate a second driving current. The first luminous element is lighted according to the first driving current when a first emitting signal is activated. The second luminous element is lighted according to the first driving current when a second emitting signal is activated. The third luminous element is lighted according to the second driving current when the first emitting signal is activated.Type: ApplicationFiled: July 5, 2012Publication date: January 17, 2013Applicants: CHIMEI INNOLUX CORPORATION, INNOCOM TECHNOLOGY(SHENZHEN) CO., LTD.Inventors: Shou-Cheng WANG, Tse-Yuan CHEN, Chih-Chiang TSENG, Du-Zen PENG
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Publication number: 20120299896Abstract: A pixel structure including a first switching transistor, a setting unit, a capacitor, a driving transistor, a second switching transistor and a luminous element is disclosed. The capacitor is coupled between a first and a second node. The first switching transistor transmits a data signal to the first node according to a scan signal. The driving transistor includes a threshold voltage and a gate coupled to the second node. The second switching transistor includes a gate receiving an emitting signal. The luminous element is coupled to the driving transistor and the second switching transistor in series between a first operation voltage and a second operation voltage. The setting unit controls the voltage levels of the first and the second nodes to compensate the threshold voltage of the driving transistor.Type: ApplicationFiled: May 22, 2012Publication date: November 29, 2012Applicants: CHIMEI INNOLUX CORPORATION, INNOCOM TECHNOLOGY (SHENZHEN) CO., LTD.Inventors: Du-Zen PENG, Tse-Yuan CHEN, Chih-Chiang TSENG, Shou-Cheng WANG, Tsung-Yi SU
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Patent number: 8300173Abstract: A system for displaying images is provided. The system includes a reflective liquid crystal display device including a first substrate having a pixel unit array thereon. A second substrate is disposed above the first substrate and a liquid crystal layer is disposed therebetween. A plurality of first electrodes is disposed between the second substrate and the liquid crystal layer and corresponds to each pixel unit including a reflective electrode. A second electrode is disposed between the plurality of first electrodes and the liquid crystal layer to serve as a common electrode that controls the liquid crystal layer. An organic light-emissive layer is disposed between the plurality of first electrodes and the second electrode. A light-emitting device is constituted by the plurality of first electrodes, the second electrode, and the organic light-emissive layer to provide light onto the reflective electrode.Type: GrantFiled: May 20, 2010Date of Patent: October 30, 2012Assignee: Chimei Innolux CorporationInventors: Du-Zen Peng, Ryuji Nishikawa
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Patent number: 8231423Abstract: An organic light-emitting device and a method for forming the same are provided. The organic light-emitting device includes: a substrate including a pixel area and a peripheral circuit area; a passivation layer on the substrate, the passivation layer including a first part in the pixel area and a second part in the peripheral circuit area; a pixel definition layer defining a plurality of pixel openings corresponding to the pixel area of the substrate; a plurality of first electrodes in the pixel openings; an adhesion layer on the second part; an organic layer on the first electrodes; and a second electrode layer on the organic light emitting layer, wherein the second electrode extends to the peripheral circuit area to connect with the adhesion layer.Type: GrantFiled: January 2, 2009Date of Patent: July 31, 2012Assignee: Chimei Innolux CorporationInventors: Chuan-Yi Chan, Du-Zen Peng, Po-Kun Su, Ryuji Nishikawa
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Publication number: 20120188222Abstract: A display device including a pixel unit, a selection unit, and a control unit is disclosed. The pixel unit includes a driving transistor and a capacitor. The driving transistor includes a gate and a source. The capacitor is coupled between the gate and the source. The selection unit selectively transmits a first voltage or a second voltage to the driving transistor. The control unit controls the selection unit and receives the voltage of the source.Type: ApplicationFiled: April 2, 2012Publication date: July 26, 2012Inventors: Ping-Lin LIU, Du-Zen Peng
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Patent number: 8199082Abstract: A display device including a pixel unit, a selection unit, and a control unit is disclosed. The pixel unit includes a driving transistor and a capacitor. The driving transistor includes a gate and a source. The capacitor is coupled between the gate and the source. The selection unit selectively transmits a first voltage or a second voltage to the driving transistor. The control unit controls the selection unit and receives the voltage of the source.Type: GrantFiled: June 11, 2008Date of Patent: June 12, 2012Assignee: Chimei Innolux CorporationInventors: Ping-Lin Liu, Du-Zen Peng
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Patent number: 8198808Abstract: The present invention relates to an active matrix display and an image display system using the active matrix display. The image display system includes the active matrix display and a power supply apparatus. The active matrix display includes an active matrix substrate, a reflective layer and a sidewall-protective structure. The reflective layer is formed above the active matrix substrate and has first and second surfaces. The second surface faces the active matrix substrate. The sidewall-protective structure is formed above the active matrix substrate and surrounds the sidewalls of the reflective layer adjacent to the first and second surfaces.Type: GrantFiled: April 24, 2009Date of Patent: June 12, 2012Assignee: Chimei Innolux CorporationInventors: Chuan-Yi Chan, Du-Zen Peng, Ryuji Nishikawa