Patents by Inventor Chih-Kwang Tzen

Chih-Kwang Tzen 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).

  • Patent number: 8004187
    Abstract: An organic electro-luminescence display includes an organic electro-luminescence device array, a first passivation layer completely covering organic electro-luminescence device array, and a plurality of color filters disposed on the first passivation layer. The color filters include a plurality of red color filters, green color filters, or blue color filters. The organic electro-luminescence device array includes a white light organic electro-luminescence device array. The type of the organic electro-luminescence device array includes an active matrix array or a passive matrix array.
    Type: Grant
    Filed: August 17, 2009
    Date of Patent: August 23, 2011
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Chih-Kwang Tzen, Chun-Chung Lu, Shuenn-Jiun Tang, Shih-Kuei Lo, Jie-Huang Wu
  • Patent number: 7955152
    Abstract: In a process of fabricating an organic electro-luminescence display, a substrate, a plurality of organic electro-luminescence devices, and a patterned separator structure are provided. The organic electro-luminescence devices and the patterned separator structure are disposed over the substrate. The patterned separator structure separates the organic electro-luminescence devices. A thickness of the patterned separator structure is greater than that of the organic electro-luminescence devices. A first passivation layer is then formed to completely cover the patterned separator structure and the organic electro-luminescence devices. A plurality of color filters are formed on the first passivation layer. The color filters are located above the organic electro-luminescence devices.
    Type: Grant
    Filed: August 17, 2009
    Date of Patent: June 7, 2011
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Chih-Kwang Tzen, Chun-Chung Lu, Shuenn-Jiun Tang, Shih-Kuei Lo, Jie-Huang Wu
  • Patent number: 7932533
    Abstract: A pixel structure driven by a scan line and a data line arranged on a substrate is provided. The pixel structure includes a control unit, an OEL unit and a semi-transparent reflector structure. The control unit driven by the scan line and the data line is arranged on the substrate. The OEL unit is arranged on the substrate and includes a transparent electrode, a light-emitting layer and a metal electrode. The transparent electrode is electrically connected with the control unit. The light-emitting layer is disposed on the transparent electrode. The metal electrode is disposed on the light-emitting layer. The semi-transparent reflector structure is sandwiched between the substrate and the OEL unit, and includes at least a plurality of first and second dielectric layers. The first and second dielectric layers are alternately stacked, and the refractive index of the first dielectric layers is different from that of the second dielectric layers.
    Type: Grant
    Filed: January 12, 2010
    Date of Patent: April 26, 2011
    Assignee: Chunghwa Picture Tubes, LTD.
    Inventors: Liang-Yuan Wang, Chih-Kwang Tzen, Pei-Lin Huang, Yi-Lung Kao, Ya-Ping Tsai, Shuenn-Jiun Tang
  • Patent number: 7871852
    Abstract: A method for fabricating a carbon-enriched film includes the following steps. First, a substrate is provided. Next, a CFx film (fluorinated carbon films) containing carbon-fluoride bonded molecules is formed on the substrate. Next, a treatment process is performed on the CFx film to convert the carbon-fluoride bonded molecules into carbon-carbon bonded molecules.
    Type: Grant
    Filed: January 18, 2010
    Date of Patent: January 18, 2011
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Wen-Jian Shen, Yi-Lung Kao, Shuenn-Jiun Tang, Chih-Kwang Tzen
  • Publication number: 20100117529
    Abstract: A pixel structure driven by a scan line and a data line arranged on a substrate is provided. The pixel structure includes a control unit, an OEL unit and a semi-transparent reflector structure. The control unit driven by the scan line and the data line is arranged on the substrate. The OEL unit is arranged on the substrate and includes a transparent electrode, a light-emitting layer and a metal electrode. The transparent electrode is electrically connected with the control unit. The light-emitting layer is disposed on the transparent electrode. The metal electrode is disposed on the light-emitting layer. The semi-transparent reflector structure is sandwiched between the substrate and the OEL unit, and includes at least a plurality of first and second dielectric layers. The first and second dielectric layers are alternately stacked, and the refractive index of the first dielectric layers is different from that of the second dielectric layers.
    Type: Application
    Filed: January 12, 2010
    Publication date: May 13, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Liang-Yuan Wang, Chih-Kwang Tzen, Pei-Lin Huang, Yi-Lung Kao, Ya-Ping Tsai, Shuenn-Jiun Tang
  • Publication number: 20100119729
    Abstract: A method for fabricating a carbon-enriched film includes the following steps. First, a substrate is provided. Next, a CFx film (fluorinated carbon films) containing carbon-fluoride bonded molecules is formed on the substrate. Next, a treatment process is performed on the CFx film to convert the carbon-fluoride bonded molecules into carbon-carbon bonded molecules.
    Type: Application
    Filed: January 18, 2010
    Publication date: May 13, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Wen-Jian Shen, Yi-Lung Kao, Shuenn-Jiun Tang, Chih-Kwang Tzen
  • Patent number: 7682864
    Abstract: A method for fabricating an organic electroluminescent device (OLED) includes the following steps. First, a substrate is provided. Next, an anode layer is formed on the substrate. Next, a buffer layer is formed on the anode layer, wherein the buffer layer include a CFx film (fluorinated carbon films) containing carbon-fluoride bonded molecules. Next, a treatment process is performed on the CFx film to convert the carbon-fluoride bonded molecules into carbon-carbon bonded molecules. A plurality of organic layers is formed on the buffer layer. A cathode layer is formed on the organic layer. Because the buffer layer has a better conductivity, the organic electroluminescent device (OLED) of the present invention has a better luminous efficiency.
    Type: Grant
    Filed: May 22, 2006
    Date of Patent: March 23, 2010
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Wen-Jian Shen, Yi-Lung Kao, Shuenn-Jiun Tang, Chih-Kwang Tzen
  • Patent number: 7675078
    Abstract: A pixel structure including a control unit, an organic electro-luminescent (OEL) unit, and a filter structure is provided. The control unit is disposed on a substrate and is driven by a scan line and a data line. The OEL unit is disposed on the substrate, and includes a transparent electrode, a light-emitting layer, and a metal electrode. The transparent electrode is electrically connected with the control unit, and the light-emitting layer and the metal electrode are sequentially placed on the transparent electrode. The filter structure is sandwiched between the substrate and the OEL unit, and the filter structure includes a plurality of the first and second dielectric layers. The first and second dielectric layers are alternately stacked, and the refractive index of the first dielectric layers is different from that of the second dielectric layers.
    Type: Grant
    Filed: September 14, 2005
    Date of Patent: March 9, 2010
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Liang-Yuan Wang, Chih-Kwang Tzen, Pei-Lin Huang, Yi-Lung Kao, Ya-Ping Tsai, Shuenn-Jiun Tang
  • Publication number: 20090305597
    Abstract: In a process of fabricating an organic electro-luminescence display, a substrate, a plurality of organic electro-luminescence devices, and a patterned separator structure are provided. The organic electro-luminescence devices and the patterned separator structure are disposed over the substrate. The patterned separator structure separates the organic electro-luminescence devices. A thickness of the patterned separator structure is greater than that of the organic electro-luminescence devices. A first passivation layer is then formed to completely cover the patterned separator structure and the organic electro-luminescence devices. A plurality of color filters are formed on the first passivation layer. The color filters are located above the organic electro-luminescence devices.
    Type: Application
    Filed: August 17, 2009
    Publication date: December 10, 2009
    Applicant: Chunghwa Picture Tubes, LTD.
    Inventors: Chih-Kwang Tzen, Chun-Chung Lu, Shuenn-Jiun Tang, Shih-Kuei Lo, Jie-Huang Wu
  • Publication number: 20090302753
    Abstract: An organic electro-luminescence display includes an organic electro-luminescence device array, a first passivation layer completely covering organic electro-luminescence device array, and a plurality of color filters disposed on the first passivation layer. The color filters include a plurality of red color filters, green color filters, or blue color filters. The organic electro-luminescence device array includes a white light organic electro-luminescence device array. The type of the organic electro-luminescence device array includes an active matrix array or a passive matrix array.
    Type: Application
    Filed: August 17, 2009
    Publication date: December 10, 2009
    Applicant: Chunghwa Picture Tubes, LTD.
    Inventors: Chih-Kwang Tzen, Chun-Chung Lu, Shuenn-Jiun Tang, Shih-Kuei Lo, Jie-Huang Wu
  • Patent number: 7605533
    Abstract: An organic electro-luminescence display is disclosed. The organic electro-luminescence display comprises a substrate, a plurality of organic electro-luminescence devices, a patterned separator structure, a passivation layer and a plurality of color filters. Wherein, the organic electro-luminescence devices are disposed over the substrate. The patterned separator structure is disposed over the substrate to separate the organic electro-luminescence devices. The thickness of the patterned separator structure is greater than that of the organic electro-luminescence devices. The passivation layer completely covers the patterned separator structure and the organic electro-luminescence devices to separate the organic electro-luminescence devices from the color filters. The color filters are disposed on the passivation layer and are located above the organic electro-luminescence devices for colorful display.
    Type: Grant
    Filed: February 3, 2005
    Date of Patent: October 20, 2009
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Chih-Kwang Tzen, Chun-Chung Lu, Shuenn-Jiun Tang, Shih-Kuei Lo, Jie-Hunag Wu
  • Patent number: 7521860
    Abstract: An organic electro-luminescence display including a substrate, a plurality of white light electro-luminescence devices, a first protecting film, a second protecting film and a third protecting film is provided. The white light electro-luminescence devices are disposed on the substrate. The first protecting film covers a portion of the white light electro-luminescence devices and has a property of filtering first-color light. The second protecting film covers another portion of the white light electro-luminescence devices and has a property of filtering second-color light. The third protecting film covers other portion of the white light electro-luminescence devices and has a property of filtering third-color light.
    Type: Grant
    Filed: August 29, 2005
    Date of Patent: April 21, 2009
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Ya-Ping Tsai, Yi-Lung Kao, Chih-Kwang Tzen
  • Publication number: 20080076317
    Abstract: An active matrix organic electro-luminescence device array comprises an active element array substrate, a patterned rib, a conductive layer, an organic luminescent layer and a common electrode layer. The active element array substrate has a plurality of active elements, and the patterned rib is disposed over the active element array substrate, wherein the patterned rib has a plurality of apertures exposing the active elements. The conductive layer is disposed over the active element array substrate and the patterned rib, wherein a portion of the conductive layer disposed over the active element array substrate and a portion of the conductive layer disposed over the patterned rib are disconnected. The organic luminescent layer is disposed over the conductive layer in the apertures. Finally, for example, the common electrode layer is formed by a plasma diffusion method to cover the organic luminescent layer and the patterned rib completely and continuously.
    Type: Application
    Filed: November 29, 2007
    Publication date: March 27, 2008
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Chun-Chung Lu, Shuenn-Jiun Tang, Chih-Kwang Tzen, Jie-Huang Wu
  • Publication number: 20080018242
    Abstract: A method of fabricating a double side emitting organic light emitting diode (OLED) including the following steps is provided. First, a transparent substrate is provided. Then, a first transparent electrode and an organic light emitting layer are sequentially formed on the transparent substrate. Next, a second transparent electrode is formed on the organic light emitting layer. The method of forming the second transparent electrode includes the following steps. A first film composed of alkali metal compound or alkaline-earth metal compound is formed on the organic light emitting layer; a second film composed of metal material is formed on the first film and has a thickness between 20 angstroms and 50 angstroms; a third film composed of transparent conductive material is formed on the second film by using a plasma diffusion deposition process or an ionic thermal evaporation process.
    Type: Application
    Filed: July 20, 2006
    Publication date: January 24, 2008
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Wen-Jian Shen, Chih-Kwang Tzen, Cheng-Feng Su, Shuenn-Jiun Tang
  • Publication number: 20070128346
    Abstract: A method for fabricating an organic electroluminescent device (OLED) includes the following steps. First, a substrate is provided. Next, an anode layer is formed on the substrate. Next, a buffer layer is formed on the anode layer, wherein the buffer layer include a CFx film (fluorinated carbon films) containing carbon-fluoride bonded molecules. Next, a treatment process is performed on the CFx film to convert the carbon-fluoride bonded molecules into carbon-carbon bonded molecules. A plurality of organic layers is formed on the buffer layer. A cathode layer is formed on the organic layer. Because the buffer layer has a better conductivity, the organic electroluminescent device (OLED) of the present invention has a better luminous efficiency.
    Type: Application
    Filed: May 22, 2006
    Publication date: June 7, 2007
    Inventors: Wen-Jian Shen, Yi-Lung Kao, Shuenn-Jiun Tang, Chih-Kwang Tzen
  • Publication number: 20070057251
    Abstract: A pixel structure including a control unit, an organic electro-luminescent (OEL) unit, and a filter structure is provided. The control unit is disposed on a substrate and is driven by a scan line and a data line. The OEL unit is disposed on the substrate, and includes a transparent electrode, a light-emitting layer, and a metal electrode. The transparent electrode is electrically connected with the control unit, and the light-emitting layer and the metal electrode are sequentially placed on the transparent electrode. The filter structure is sandwiched between the substrate and the OEL unit, and the filter structure includes a plurality of the first and second dielectric layers. The first and second dielectric layers are alternately stacked, and the refractive index of the first dielectric layers is different from that of the second dielectric layers.
    Type: Application
    Filed: September 14, 2005
    Publication date: March 15, 2007
    Inventors: Liang-Yuan Wang, Chih-Kwang Tzen, Pei-Lin Huang, Yi-Lung Kao, Ya-Ping Tsai, Shuenn-Jiun Tang
  • Publication number: 20070046187
    Abstract: An organic electro-luminescence display including a substrate, a plurality of white light electro-luminescence devices, a first protecting film, a second protecting film and a third protecting film is provided. The white light electro-luminescence devices are disposed on the substrate. The first protecting film covers a portion of the white light electro-luminescence devices and has a property of filtering first-color light. The second protecting film covers another portion of the white light electro-luminescence devices and has a property of filtering second-color light. The third protecting film covers other portion of the white light electro-luminescence devices and has a property of filtering third-color light.
    Type: Application
    Filed: August 29, 2005
    Publication date: March 1, 2007
    Inventors: Ya-Ping Tsai, Yi-Lung Kao, Chih-Kwang Tzen
  • Publication number: 20070046180
    Abstract: An organic electro-luminescence element and an organic electro-luminescence display are provided. The organic electro-luminescence display includes a substrate and a plurality of organic electro-luminescence elements disposed in array on the substrate. The organic electro-luminescence element includes a first electrode layer, an organic luminescent layer, a second transparent electrode layer, a first transparent filler layer, a second transparent filler layer and a semitransparent layer. Wherein, the organic luminescent layer is disposed on the first electrode layer, and the second transparent electrode layer is disposed on the organic luminescent layer. The first transparent filler layer and the second transparent filler layer are disposed on the second transparent electrode layer, and the thickness of the second transparent filler layer is larger than the thickness of the first transparent filler layer.
    Type: Application
    Filed: August 29, 2005
    Publication date: March 1, 2007
    Inventors: Yi-Lung Kao, Ya-Ping Tsai, Chih-Kwang Tzen, Liang-Yuan Wang, Shuenn-Jiun Tang
  • Publication number: 20060170340
    Abstract: An organic electro-luminescence display is disclosed. The organic electro-luminescence display comprises a substrate, a plurality of organic electro-luminescence devices, a patterned separator structure, a passivation layer and a plurality of color filters. Wherein, the organic electro-luminescence devices are disposed over the substrate. The patterned separator structure is disposed over the substrate to separate the organic electro-luminescence devices. The thickness of the patterned separator structure is greater than that of the organic electro-luminescence devices. The passivation layer completely covers the patterned separator structure and the organic electro-luminescence devices to separate the organic electro-luminescence devices from the color filters. The color filters are disposed on the passivation layer and are located above the organic electro-luminescence devices for colorful display.
    Type: Application
    Filed: February 3, 2005
    Publication date: August 3, 2006
    Inventors: Chih-Kwang Tzen, Chun-Chung Lu, Shuenn-Jiun Tang, Shih-Kuei Lo, Jie-Hunag Wu
  • Publication number: 20060125385
    Abstract: An active matrix organic electro-luminescence device array comprises an active element array substrate, a patterned rib, a conductive layer, an organic luminescent layer and a common electrode layer. The active element array substrate has a plurality of active elements, and the patterned rib is disposed over the active element array substrate, wherein the patterned rib has a plurality of apertures exposing the active elements. The conductive layer is disposed over the active element array substrate and the patterned rib, wherein a portion of the conductive layer disposed over the active element array substrate and a portion of the conductive layer disposed over the patterned rib are disconnected. The organic luminescent layer is disposed over the conductive layer in the apertures. Finally, for example, the common electrode layer is formed by a plasma diffusion method to cover the organic luminescent layer and the patterned rib completely and continuously.
    Type: Application
    Filed: December 14, 2004
    Publication date: June 15, 2006
    Inventors: Chun-Chung Lu, Shuenn-Jiun Tang, Chih-Kwang Tzen, Jie-Huang Wu