Patents Assigned to RiTdisplay Corporation
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Publication number: 20100073310Abstract: A light transmission touch panel comprises a transparent substrate, a transparent conductive layer, an insulating layer, a plurality of first metal lines, and a plurality of second metal lines. The transparent conductive layer is overlaid on a surface of the transparent substrate and comprises a plurality of first cells, a plurality of second cells and a plurality of connecting lines, wherein the plurality of first cells and the plurality of second cells are arranged in a staggered manner and the plurality of connecting lines respectively connect the adjacent second cells. The insulating layer further comprises a plurality of insulating areas, each of which is overlaid on one of the first cells. The plurality of second metal lines are respectively disposed on the connecting lines. The plurality of first metal lines are respectively disposed on the plurality of insulating areas, and respectively connect the adjacent first cells.Type: ApplicationFiled: December 15, 2008Publication date: March 25, 2010Applicant: RITDISPLAY CORPORATIONInventors: HSUAN HAN LIANG, CHIH YEN LEE
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Patent number: 7615778Abstract: An organic electroluminescent device includes a first organic thin film transistor, a second organic thin film transistor and at least an organic functional layer. The organic functional layer is disposed between the second organic thin film transistor and the first organic thin film transistor. By applying voltages in the first organic thin film transistor and the second organic thin film transistor at the same time, a voltage difference between the two transistors is produced to make electrons and electric holes move into the organic functional layer and re-combine therein for emitting light. The integration of the organic thin film transistor and the organic electroluminescent device can widen aperture ratio and increase process reliability.Type: GrantFiled: December 6, 2005Date of Patent: November 10, 2009Assignee: RITDisplay CorporationInventors: En-Chiang Lin, Chi-Chih Liao
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Patent number: 7564183Abstract: An organic electroluminescent display panel, which comprises a substrate, at least one display structure area, at least one first dummy area, and at least one second dummy area. The display structure area comprises at least one encapsulation area, at least one pixel area, a first conducting area, a second conducting area, a wiring area, a first connecting area, and a second connecting area. The wiring area and the first dummy area connect the first connecting area, and the two conducting areas and the second dummy area connect the second connecting area. Besides, the first and the second connecting areas overlap a selected part of the encapsulation area of a neighboring display structure area. Accordingly, the number and capacity of display structure areas on the organic electroluminescent display panel are increased to obtain a uniform brightness during a lighting test.Type: GrantFiled: May 31, 2006Date of Patent: July 21, 2009Assignee: Ritdisplay CorporationInventors: Tzeng-Cherng Luo, Cheng-Fan Lin, Meng-Chieh Liao, Chi-Chung Chen, Kang Chen
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Publication number: 20090091241Abstract: A full-color OLED display panel comprises a full-color organic light-emitting device and a colored filter device stacked on the light-exit surface of the full-color organic light-emitting device. The full-color organic light-emitting device comprises a first electrode, a plurality of second electrodes, a first light-emitting layer sandwiched between the first electrode and a portion of the second electrodes, and a second light-emitting layer sandwiched between the first electrode and portions of the second electrodes and the first light-emitting layer. The colored filter device comprises a substrate, and a plurality of first color filter portions, a plurality of second color filter portions and a plurality of third color filter portions disposed on the surface of the substrate.Type: ApplicationFiled: September 26, 2007Publication date: April 9, 2009Applicant: RITDISPLAY CORPORATIONInventors: Chung Che Tsou, Cheng Fan Lin, Tzeng Cheng Luo, Shin Ju Lin, Tzung Zone Li, Hai Tang
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Patent number: 7511417Abstract: An organic light-emitting source includes a light-guiding substrate, at least one light-source area and a reflecting layer. The light-guiding substrate has a first surface and a second surface. The first surface includes at least one light-guiding part, which is a light guiding structure disposed on the light-guiding substrate. The light-source area includes at least one organic electroluminescent device, which sequentially includes a first electrode, at least one organic functional layer and a second electrode disposed over the first surface of the light-guiding substrate. The reflecting layer is disposed over the second surface of the light-guiding substrate.Type: GrantFiled: July 14, 2005Date of Patent: March 31, 2009Assignee: Ritdisplay CorporationInventors: Yih Chang, Tien Rong Lu
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Publication number: 20080265745Abstract: An organic LED display apparatus comprises a substrate and an upper cover. The substrate comprises a display area, a plurality of inner leads and a plurality of outer leads. The upper cover overlays the display area and the plurality of inner leads, and is hermetically combined with the substrate by means of an encapsulating material. The plurality of outer leads is covered with an insulating material that is laid on the outer leads immediately after they are formed on the substrate. Therefore, the plurality of outer leads can be protected from scratches and damage.Type: ApplicationFiled: March 19, 2008Publication date: October 30, 2008Applicant: RITDISPLAY CORPORATIONInventors: CHUN HAO PAN, TZENG CHENG LUO, CHUNG CHE TSOU
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Publication number: 20080122755Abstract: An active matrix organic electro-luminescence display panel is provided. The display panel includes a substrate, an organic electro-luminescence device array, a driving circuit array and an insulating layer. A plurality of anodes of the organic electro-luminescence device array is disposed on the substrate. The circuit array is disposed on the organic electro-luminescence device array. The insulating layer is disposed on the substrate and located between the organic electro-luminescence device array and the driving circuit array. The insulating layer exposes a part of each the organic electro-luminescence device. Each driving circuit includes a scan line, a data line and a control unit. The control unit is electrically coupled to the scan line, the data line and a lower voltage source, while the corresponding organic electro-luminescence device is electrically coupled between the control unit and a higher voltage source.Type: ApplicationFiled: April 11, 2007Publication date: May 29, 2008Applicant: RITDISPLAY CORPORATIONInventor: Yen-Chun Chen
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Publication number: 20080038866Abstract: A method for fabricating an active matrix organic electro-luminescence (OEL) display panel is provided. First, a driving circuit array including a plurality of driving circuits is formed on a substrate. A patterned conductive layer is then formed over the driving circuit array, wherein the patterned conductive layer is electrically coupled with a high voltage source and disposed above the driving circuits. Thereafter, a plurality of organic functional layers corresponding to the driving circuits is formed on the patterned conductive layer. Finally, a plurality of cathodes electrically insulated from each other is formed on the organic functional layers, wherein the each cathode is electrically coupled with the one of the driving circuits, respectively.Type: ApplicationFiled: November 28, 2006Publication date: February 14, 2008Applicant: RITDISPLAY CORPORATIONInventor: Yen-Chun Chen
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Publication number: 20080030433Abstract: A driving circuit for driving an organic electro-luminescence device through a high voltage source and a low voltage source is provided. The driving circuit includes a scan line, a data line and a control unit. The control unit is electrically coupled with the scan line, the data line and the low voltage source. The organic electro-luminescence device is electrically coupled between the control unit and the high voltage source.Type: ApplicationFiled: September 20, 2006Publication date: February 7, 2008Applicant: RITDISPLAY CORPORATIONInventors: Yen-Chun Chen, Tung-Yang Tang, Chao-Chen Wang
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Publication number: 20080030802Abstract: A contact image sensor module for scanning the image of a planar object comprises a white organic electroluminescent device, a plurality of cylindrical lenses, a color filter, and a contact image-sensing element. The white organic electroluminescent device emits white light which illuminates the planar object to result in reflected light. The cylindrical lenses direct the reflected light to the color filter, and the filtered light forms an image in the contact image-sensing element.Type: ApplicationFiled: July 23, 2007Publication date: February 7, 2008Applicant: RITDISPLAY CORPORATIONInventors: Chung Che Tsou, Shin Ju Lin
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Publication number: 20080030127Abstract: An organic light-emitting device (OLED) with a heat dissipation structure includes a substrate, an anode layer, a metal layer, a light-emitting layer, a cathode layer, at least one external anode, and at least one external cathode, wherein at least one external anode is connected to the anode layer, and at least one external cathode is connected to the cathode layer. The metal layer, due to having a high thermal conductivity, conducts the heat generated during the operation of the light-emitting layer to the external anode. The cathode layer, due to having a good thermal conductivity, also conducts the heat generated during the operation of the light-emitting layer to the external cathode. In addition, the tips of the metal layer after being etched may cause discontinuity of the coating layer of the light-emitting layer and abnormal light emission.Type: ApplicationFiled: October 16, 2006Publication date: February 7, 2008Applicant: RITDISPLAY CORPORATIONInventors: Chung Che Tsou, Shin Ju Lin
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Publication number: 20080030451Abstract: An active matrix organic electro-luminescence display panel including a substrate, an organic electro-luminescence device array, and a driving circuit array is provided. The organic electro-luminescence device array includes numerous organic electro-luminescence devices which are arranged in array one the substrate, and the driving circuit array includes numerous driving circuits arranged in array on the substrate. The driving circuit is suitable for driving the corresponding organic electro-luminescence device through a high voltage source and a low voltage source. Additionally, the driving circuit includes a scan line, a data line, and a control unit. The control unit is electrically coupled with the scan line, the data line, and the low voltage source. The organic electro-luminescence device is electrically coupled between the control unit and the high voltage source. Further, the corresponding organic electro-luminescence device is electrically coupled between the control unit and the high voltage source.Type: ApplicationFiled: November 27, 2006Publication date: February 7, 2008Applicant: RITDISPLAY CORPORATIONInventors: Tung-Yang Tang, Yen-Chun Chen, Chao-Chen Wang
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Patent number: 7315117Abstract: A full color display panel comprises an organic light-emitting area, a white-light producing layer, a color-separating layer and a transparent substrate. In this case, the organic light-emitting area comprises a plurality of pixels for emitting short wavelength light. The color-separating layer is doped with a fluorescent material and/or a phosphorescent material in a transparent protecting medium. The color-separating layer comprises a light-shielding frame and a plurality of color filters. The light-shielding frame is disposed around the peripheral of the color filters. The color-separating layer is disposed on the transparent substrate. The white-light producing layer is disposed above the color-separating layer. The organic light-emitting area is disposed above the white-light producing layer.Type: GrantFiled: June 1, 2004Date of Patent: January 1, 2008Assignee: RiTdisplay CorporationInventors: Tien Rong Lu, Chi-Chung Chen, Chi-Chih Liao
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Patent number: 7288885Abstract: An electrode substrate of a flat panel display comprises a substrate, an electrode layer, a conductive layer, and a barrier layer. The electrode layer is disposed above the substrate. The conductive layer is disposed above the electrode layer. The barrier layer is disposed above the conductive layer.Type: GrantFiled: June 29, 2004Date of Patent: October 30, 2007Assignee: Ritdisplay CorporationInventors: Chao Chin Wu, Meng-Chieh Liao, Jiun-Haw Lee
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Publication number: 20070240914Abstract: A transparent touch panel according to this aspect of the present invention comprises a transparent substrate, a capacitive touch device positioned on the transparent substrate, an interfacial structure positioned on the capacitive touch device, and a display device positioned on the interfacial structure. The capacitive touch device includes a plurality of first sensing blocks positioned on the transparent substrate, a dielectric layer covering the first sensing blocks, a plurality of second sensing blocks positioned on the dielectric layer, a plurality of first wires positioned on the transparent substrate, and a plurality of second wires positioned on the dielectric layer. Preferably, the first sensing blocks and the second sensing blocks are interlaced, each first wire connects the first sensing blocks on the same column, and each second wire connects the second sensing blocks on the same row.Type: ApplicationFiled: April 12, 2007Publication date: October 18, 2007Applicant: RITDISPLAY CORPORATIONInventors: Yuang Wei Lai, Yih Chang, Tung Yang Tang, Chun Chieh Kuo
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Publication number: 20070242055Abstract: A top-emitting OLED display having a transparent touch panel includes a substrate, an upper cover plate, an OLED display device, a capacitive touch device and a sealant layer. The OLED device is stacked on the substrate, the capacitive touch device is stacked on the upper cover plate, and the sealant layer combines the substrate and the upper cover plate such that the OLED device and the capacitive touch device are enclosed between the substrate and the upper cover plate. The capacitive touch device includes a first transparent conductive layer, an isolating layer, a second transparent conductive layer and an electromagnetic shielding layer sequentially formed on the upper cover plate. The electromagnetic shielding layer can effectively reduce the electromagnetic interfering between the OLED device and the capacitive touch device.Type: ApplicationFiled: April 12, 2007Publication date: October 18, 2007Applicant: RITDISPLAY CORPORATIONInventor: Yuang Wei Lai
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Publication number: 20070242054Abstract: A light transmission touch panel comprises a transparent substrate, a first transparent conductive layer, an insulation layer and a second transparent conductive layer, wherein the first transparent conductive layer, the insulation layer and the second transparent conductive layer are patterned and overlaid on a surface of the substrate. The first transparent conductive layer and the second transparent conductive layer are either on a surface or respectively on two opposite surfaces of the insulation layer. An electrical field having a component along the surface of the substrate occurs between two adjacent portions of the first transparent conductive layer and the second transparent conductive layer once they are electrically charged. When an article touches the touch panel, the intensity of the electrical lines is accordingly changed so that the touch panel can detect where the touch position is.Type: ApplicationFiled: April 12, 2007Publication date: October 18, 2007Applicant: RITDISPLAY CORPORATIONInventors: Yih Chang, Tung-Yang Tang, Yuang-Wei Lai, Chun-Chieh Kuo, Ching-Lung Chen
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Publication number: 20070164936Abstract: A driving device for an organic light-emitting panel is provided. The driving device includes a data-driving unit, a first scan-driving unit and a second scan-driving unit. The organic light-emitting panel includes a plurality of data lines and a plurality of scan lines. Each scan line has two ends connected to the driving device. Furthermore, the first scan-driving unit includes a plurality of first switches and the second scan-driving unit includes a plurality of second switches. The first switch connected to one end of one of the scan lines and the second switch connected to the other end of the same one of the scan lines are selectively simultaneously connected to a reference voltage or a ground voltage.Type: ApplicationFiled: August 30, 2006Publication date: July 19, 2007Applicant: RITDISPLAY CORPORATIONInventor: Hung-Jung Chang
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Patent number: 7208870Abstract: An organic electroluminescent panel having a silver alloy is disclosed, which has a substrate; a plurality of the first electrodes; a plurality of the second electrodes; a plurality of conducting lines containing a silver alloy; a plurality of isolating walls; and a plurality of organic electroluminescent media. The first electrodes are arranged in parallel on the substrate. The organic electroluminescent media are disposed on the first electrodes. The second electrodes are disposed on the organic electroluminescent media. The conducting lines containing the silver alloy connect to the first electrodes or the second electrodes. The silver alloy contained in the conducting lines has 80 to 99.8 mol % of silver; 0.1 to 10 mol % of copper; and 0.1 to 10 mol % of at least one transition metal selected from the group consisting of palladium (Pd), magnesium (Mg), gold (Au), platinum (Pt), and the combinations thereof.Type: GrantFiled: October 24, 2003Date of Patent: April 24, 2007Assignee: RiTdisplay CorporationInventors: Yih Chang, Shang-Wei Chen, Tien Wang Huang, Tien-Rong Lu, Hsin Tzu Yao, Chih-Jen Yang
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Patent number: 7154235Abstract: An organic electroluminescent device having solar cells and a fabricating method therefor are disclosed. The device comprises a transparent substrate; an organic electroluminescent device on the transparent substrate; and at least one solar cells on the transparent substrate. Besides, the device further comprises a driving unit coupled to the organic electroluminescent device; a transform unit coupled to the solar cells; and a control unit coupled to the driving unit and the transform unit.Type: GrantFiled: December 8, 2003Date of Patent: December 26, 2006Assignee: RiTdisplay CorporationInventors: Jiun-Haw Lee, Ting-Wei Chuang, Chih-Chien Lee, Peir-Jy Hu