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1. 发明专利

JP2007134256A Image display device and manufacturing method of the same 审中-公开
标题翻译：图像显示装置及其制造方法
公开(公告)号：JP2007134256A
公开(公告)日：2007-05-31
申请号：JP2005328295
申请日：2005-11-14
申请人： Hitachi Displays Ltd , Hitachi Ltd , 株式会社日立ディスプレイズ , 株式会社日立製作所
发明人： KANEKO YOSHIYUKI , SAGAWA MASAKAZU , TSUJI KAZUTAKA , KIKUCHI HIROSHI
IPC分类号： H01J31/12 , H01J9/02 , H01J29/04
摘要： PROBLEM TO BE SOLVED: To secure the reliability of separation of elements by arranging a scanning signal wiring between two electron sources and surely electrically insulating the scanning signal wiring from one of the electron source out of two electron sources. SOLUTION: A continuous upper electrode AED is formed on the scanning signal wiring and the electron source ELS, and a notched part NOT for separating elements is formed on a part of the upper electrode AED. A part of a contour in lateral direction of the notched part NOT is arranged at a position where the scanning signal wiring is superposed on the other layers. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了通过在两个电子源之间布置扫描信号布线来确保元件分离的可靠性，并且可靠地将扫描信号布线与两个电子源中的一个电子源电绝缘。解决方案：在扫描信号布线和电子源ELS上形成连续的上电极AED，并且在上电极AED的一部分上形成不用于分离元件的缺口部分。切口部分NOT的横向轮廓的一部分布置在扫描信号布线叠加在其它层上的位置。版权所有（C）2007，JPO＆INPIT

2. 发明专利

JP2006331831A Image display device and its manufacturing method 审中-公开
标题翻译：图像显示装置及其制造方法
公开(公告)号：JP2006331831A
公开(公告)日：2006-12-07
申请号：JP2005153367
申请日：2005-05-26
申请人： Hitachi Displays Ltd , Hitachi Ltd , 株式会社日立ディスプレイズ , 株式会社日立製作所
发明人： SAGAWA MASAKAZU , KIKUCHI HIROSHI , SUNAHARA KAZUO
IPC分类号： H01J31/12 , H01J9/24 , H01J29/86
摘要： PROBLEM TO BE SOLVED: To obtain an image display device having a through-hole for evacuation in which induction of dry spot is evaded while retaining smoothness of an electron source forming surface.
SOLUTION: A bottomed half through-hole HOL is installed which is bored into the direction of the electron source forming surface MS from the opposite face ES side to the electron source forming surface MS of a first base circuit board MG to form the electron source. After the electron source is formed at the electron source forming surface MS of the first base circuit board MG, the half through-hole HOL is made to be the through-hole by breaking and removing the bottom part BT of the half through-hole HOL.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：获得具有用于抽空的通孔的图像显示装置，其中避免了干斑的诱导，同时保持电子源形成表面的平滑度。解决方案：安装底部半通孔HOL，其从相对表面ES侧向第一基板电路板MG的电子源形成表面MS钻入电子源形成表面MS的方向，以形成第电子源。在第一基底电路板MG的电子源形成表面MS上形成电子源之后，半通孔HOL通过断开和去除半通孔HOL的底部BT而形成通孔。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2004355995A Organic electroluminescent display device and its manufacturing method 审中-公开
标题翻译：有机电致发光显示装置及其制造方法
公开(公告)号：JP2004355995A
公开(公告)日：2004-12-16
申请号：JP2003154140
申请日：2003-05-30
申请人： Hitachi Displays Ltd , Hitachi Ltd , 株式会社日立ディスプレイズ , 株式会社日立製作所
发明人： FUKUOKA NOBUHIKO , USHIFUSA NOBUYUKI , KIKUCHI HIROSHI
IPC分类号： H01L51/50 , H05B33/04 , H05B33/10 , H05B33/12 , H05B33/14 , H05B33/22
摘要： PROBLEM TO BE SOLVED: To provide a high luminance image display by achieving arrangement of a transparent conductive anode electrode with a high forming temperature in an upper area of a luminance layer, where the heat resistance is low.
SOLUTION: Organic electroluminescent layers 4a, 4b, 4c as a first organic layer with a low heat resistance are formed on a main substrate as an insulation substrate, and the anode electrode 8 with a high forming temperature is formed on a heat resistant and transparent cover film 7, both of which are then laminated to achieve arrangement of the transparent conductive anode electrode with a high forming temperature on the organic electroluminescent layers 4a, 4b, 4c, where the heat resistance is low. The second organic layer having a function for increasing the luminescence efficiency is formed on the transparent conductive anode electrode 8 before laminating on the organic electroluminescent layer 4a, 4b, 4c, enabling a tight connection between the organic materials.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：通过在耐热性低的亮度层的上部区域中实现具有高成形温度的透明导电性阳极电极的布置来提供高亮度图像显示。解决方案：在作为绝缘基板的主基板上形成作为具有低耐热性的第一有机层的有机电致发光层4a，4b，4c，并且具有高成型温度的阳极电极8形成在耐热性和透明覆盖膜7，两者都被层压，以实现在耐热性低的有机电致发光层4a，4b，4c上布置具有高成型温度的透明导电阳极电极。在层叠有机电致发光层4a，4b，4c之后，在透明导电性阳极电极8上形成具有增加发光效率的功能的第二有机层，从而能够在有机材料之间进行紧密连接。版权所有（C）2005，JPO＆NCIPI

4. 发明专利

JP2004165598A Active matrix type display device and manufacturing method therefor 审中-公开
公开(公告)号：JP2004165598A
公开(公告)日：2004-06-10
申请号：JP2003063044
申请日：2003-03-10
申请人： Hitachi Displays Ltd , 株式会社日立ディスプレイズ
发明人： KIKUCHI HIROSHI , HONGO MIKIO , HATANO MUTSUKO , OKURA OSAMU
IPC分类号： G02F1/1368 , H01L21/20 , H01L21/268 , H01L21/336 , H01L29/786
摘要： PROBLEM TO BE SOLVED: To provide a low-cost display device, provided with an active matrix substrate having a thin film transistor circuit of high performance. SOLUTION: An amorphous silicon film 104 of a pixel part of the active matrix substrate 101, constituting the display device, is selectively irradiated with a laser beam 208 to reform into a polysilicon film 105. A pixel circuit, such as a thin film transistor is formed on the reformed polysilicon film 105. COPYRIGHT: (C)2004,JPO

5. 发明专利

JP2004138912A Display unit and method for manufacturing the same 审中-公开
公开(公告)号：JP2004138912A
公开(公告)日：2004-05-13
申请号：JP2002304892
申请日：2002-10-18
申请人： Hitachi Displays Ltd , Hitachi Ltd , 株式会社日立ディスプレイズ , 株式会社日立製作所
发明人： HORIKOSHI KAZUHIKO , KIKUCHI HIROSHI , OGATA KIYOSHI , TAMURA TAKUO , YAMAGUCHI HIROKATSU , OKURA OSAMU , GOTO JUN
IPC分类号： G02F1/1368 , G09F9/30 , H01L21/20 , H01L21/268 , H01L21/336 , H01L29/786
摘要： PROBLEM TO BE SOLVED: To relieve defective display resulting from the instability of a laser beam in a display unit formed with a thin film transistor or the like by using semiconductor layers of a polycrystalline silicon film modified by irradiating an amorphous silicon film formed on an insulating substrate with laser beams. SOLUTION: When irradiating a strip-like pattern 305 on the amorphous silicon film with laser beams to perform crystallization, the angle between one side of an active matrix substrate 101 and the longitudinal direction of the strip-like pattern 305 of the laser beam irradiation is set in such a range that not to overlap in adjacent or close pixels or pixels of the same color. Thus, a thin film transistor 404, which drives a pixel 405 or a pixel of the same color having a color filter 505 and has characteristics different from those of others resulting from the instable intensity of laser, is arranged so as not to be on a straight line or not to be adjacent or close to each other in the surface of a display area AR. COPYRIGHT: (C)2004,JPO

6. 发明专利

JP2009073711A Chemical polishing fluid for glass substrate and manufacturing method of liquid crystal display device using the same 审中-公开
标题翻译：用于玻璃基板的化学抛光液和使用其的液晶显示装置的制造方法
公开(公告)号：JP2009073711A
公开(公告)日：2009-04-09
申请号：JP2007246481
申请日：2007-09-25
申请人： Hitachi Displays Ltd , 株式会社日立ディスプレイズ
发明人： SATO HIDEMI , KIKUCHI HIROSHI , TAKAHARA YOICHI , SAEKI TOMONORI
IPC分类号： C03C15/00 , G02F1/13 , G02F1/1333
摘要： PROBLEM TO BE SOLVED: To solve the problems wherein the flaws or the like on a glass surface are enlarged and flatness is deteriorated in a chemical polishing step for reducing the thickness of a glass substrate for a liquid crystal display device.
SOLUTION: The enlargement of the flaws is suppressed and the liquid crystal display element having an excellent display surface quality is efficiently manufactured at a low cost by polishing a glass substrate surface by a chemical polishing liquid containing at a ratio of ≥25 wt.% mixture solution of hydrofluoric acid and ammonium fluoride and ≤30 wt.% at least one kind acid solution among hydrochloric acid, sulfuric acid, phosphoric acid, nitric acid and acetic acid and using water as a solvent.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：解决的问题为了解决在用于降低液晶显示装置的玻璃基板的厚度的化学抛光步骤中玻璃表面上的瑕疵等增大并且平坦度变差的问题。解决方案：通过利用含有≥25重量％的化学抛光液对玻璃基板表面进行抛光，以低成本有效地制造具有优异显示面质量的液晶显示元件，的氢氟酸和氟化铵的混合溶液，≤30重量％的盐酸，硫酸，磷酸，硝酸和乙酸中的至少一种酸溶液，并使用水作为溶剂。版权所有（C）2009，JPO＆INPIT

7. 发明专利

JP2005122910A Organic el display device and method of manufacturing organic el element 审中-公开
标题翻译：有机EL显示装置及制造有机EL元件的方法
公开(公告)号：JP2005122910A
公开(公告)日：2005-05-12
申请号：JP2003353136
申请日：2003-10-14
申请人： Hitachi Displays Ltd , Hitachi Ltd , 株式会社日立ディスプレイズ , 株式会社日立製作所
发明人： KIKUCHI HIROSHI , USHIFUSA NOBUYUKI , OKUNAKA MASAAKI , KATO SHINICHI
IPC分类号： H01L51/50 , H05B33/10 , H05B33/14 , H05B33/22 , H05B33/26
摘要： PROBLEM TO BE SOLVED: To provide a display device having excellent reliability and high performance, by simultaneously solving problems such as formation of a transparent electrode, reduction of an injection barrier, reduction of damage in film formation, and film adhesion in addition.
SOLUTION: In a structural body of organic EL elements used for the organic EL display device, a layered structure composed of an adhesive hole transporting layer 203 and a first metal layer 200 for protecting sputter damage or for adjusting an injection barrier, another layered structure composed of the first metal layer 200 for protecting the sputter damage or for adjusting the injection barrier and a second metal layer 200 for adjusting bonding, or both of the layered structures are included between a hole transporting layer 113 and a transparent electrode 201. Control of the injection barrier, reduction of damage in film formation, and enhancement of film adhesion can be simultaneously satisfied by using the above structure.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供具有优异的可靠性和高性能的显示装置，通过同时解决诸如形成透明电极的问题，注入阻挡层的减少，成膜损伤的减少和膜粘附等。解决方案：在用于有机EL显示装置的有机EL元件的结构体中，由粘合空穴传输层203和用于保护溅射损伤或调节注入阻挡层的第一金属层200构成的层状结构，另一个在空穴传输层113和透明电极201之间，包括由用于保护溅射损伤或调整注入阻挡层的第一金属层200和用于调节结合的第二金属层200或两者的层状结构构成的层状结构。通过使用上述结构，能够同时满足对注射阻挡层的控制，成膜的损伤的降低和膜的附着力的提高。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2004227792A Organic electroluminescent display device 审中-公开
公开(公告)号：JP2004227792A
公开(公告)日：2004-08-12
申请号：JP2003010671
申请日：2003-01-20
申请人： Hitachi Displays Ltd , Renesas Technology Corp , 株式会社日立ディスプレイズ , 株式会社ルネサステクノロジ
发明人： MATSUURA HIROYASU , USHIFUSA NOBUYUKI , FUKUOKA NOBUHIKO , KIKUCHI HIROSHI , TAKEMOTO KAZUNARI
IPC分类号： H01L51/50 , H01L27/32 , H01L51/52 , H05B33/04 , H05B33/14
CPC分类号： H01L27/3295 , H01L51/524 , H01L51/5246 , H01L51/525
摘要： PROBLEM TO BE SOLVED: To provide an organic EL display device capable of preventing damage to a board or a sealing adhesive and the distortion of display caused by an operation environment such as an ambient temperature and barometric pressure or heat generation during operation, and preventing the generation of a dark spot by blocking oxygen and moisture from the outside. SOLUTION: A luminescent layered body is disposed on a luminescent layered body formation substrate 1 without having permeability for oxygen and water; a sealing board 2 having a property value equivalent to that of the substrate is formed; at least one of the luminescent layered body formation substrate and the sealing board has light transmittance; the luminescent layered body formation substrate is stuck to the sealing board with a sealing adhesive annularly applied so as to surround a luminescent layered body group of the luminescent layered body formation substrate; projections 10 are formed higher than the luminescent layered body on pixel-separating banks 9; and a space 14 formed by the luminescent layered body formation substrate, the sealing board and the sealing adhesive is filled with an inert gas depressurized below the atmospheric pressure to bring the projections formed on the pixel-separating banks into contact with the inside surface of the sealing board. COPYRIGHT: (C)2004,JPO&NCIPI

9. 发明专利

JP2006286617A Thin film electron source, manufacturing method of the same, and image display device using the thin film electron source 审中-公开
标题翻译：薄膜电子源，其制造方法和使用薄膜电子源的图像显示装置
公开(公告)号：JP2006286617A
公开(公告)日：2006-10-19
申请号：JP2006057169
申请日：2006-03-03
申请人： Hitachi Displays Ltd , Hitachi Ltd , 株式会社日立ディスプレイズ , 株式会社日立製作所
发明人： SANO YASUSHI , TAMURA TAKUO , KIKUCHI HIROSHI , MIYATA KAZUFUMI , FUKUCHI KAZUHIRO
IPC分类号： H01J1/312 , H01J9/02 , H01J29/04 , H01J31/12
摘要： PROBLEM TO BE SOLVED: To provide a thin film electron source of which defect in an anode oxide film is reduced, having high reliability and long life, and an image display device using the same. SOLUTION: An insulation layer of the thin film electron source formed by laminating a first electrode 11, the insulation layer 12, and a second electrode 13 on an insulation substrate 10 in this sequence is formed by an anode oxidation method. The number of defects existing in the insulation layer is reduced to 3×10 19 /cm 3 or less. COPYRIGHT: (C)2007,JPO&INPIT

10. 发明专利

JP2004265776A Organic el display 审中-公开
公开(公告)号：JP2004265776A
公开(公告)日：2004-09-24
申请号：JP2003055929
申请日：2003-03-03
申请人： Hitachi Displays Ltd , Hitachi Ltd , 株式会社日立ディスプレイズ , 株式会社日立製作所
发明人： KIKUCHI HIROSHI , USHIFUSA NOBUYUKI , TAKEMOTO KAZUNARI
IPC分类号： H05B33/04 , H01L27/32 , H01L51/50 , H01L51/52 , H05B33/14
CPC分类号： H01L51/529 , H01L27/3244 , H01L51/5246 , H01L51/5259 , H01L2251/5315 , Y10S428/917 , Y10T428/25
摘要： PROBLEM TO BE SOLVED: To prevent water from entering many organic EL devices on an organic EL substrate, to improve mechanical strength as a flat-surface display, and to improve heat dissipation generated in the organic EL device and electrical conductivity of a conductive layer. SOLUTION: This organic EL device is a sealing structure body of a laminated structure wherein a filling material is filled between an organic EL substrate 401 having a pixel area part 202 wherein many organic EL devices are disposed on a glass substrate 101 and drawing wiring 204 and a sealing plate 116. In the filling material, a drying agent and metallic fine particles for giving electrical conductivity and thermal conductivity are distributedly held. With this constitution, infiltration of water to the organic EL device is prevented, the mechanical strength is secured, and the thermal conductivity and the electrical conductivity are improved. COPYRIGHT: (C)2004,JPO&NCIPI

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