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1. 发明专利

JP2012083793A Method for manufacturing liquid crystal display device 有权
标题翻译：制造液晶显示装置的方法
公开(公告)号：JP2012083793A
公开(公告)日：2012-04-26
申请号：JP2012020352
申请日：2012-02-01
申请人： Hitachi Displays Ltd , Panasonic Liquid Crystal Display Co Ltd , パナソニック液晶ディスプレイ株式会社 , 株式会社日立ディスプレイズ
发明人： TANABE HIDEO , TAKAHATA MASARU , KANEKO TOSHITERU , HASEGAWA ATSUSHI , SEHATA HIROKO
IPC分类号： G02F1/1368 , G02F1/1335
摘要： PROBLEM TO BE SOLVED: To provide a liquid crystal display device having a large retention volume in a pixel.SOLUTION: A method of manufacturing a liquid crystal display device includes: a process of forming a thin film transistor including a first electrode to which a video signal line is connected and a second electrode connected to a pixel electrode on a first substrate; a process of forming a first silicon nitride film above the second electrode; a process of forming an organic insulating film above the first silicon nitride film; a process of forming a capacitor electrode above the organic insulating film; a process of forming a second silicon nitride film at a temperature which is lower than the film formation temperature of the first silicon nitride film above the capacitor electrode and below the pixel electrode after forming the organic insulating film; and a process of forming a contact hole that penetrates through the first silicon nitride film and the second silicon nitride film and for electrically connecting the second electrode to the pixel electrode on the second electrode.
摘要翻译：要解决的问题：提供一种在像素中具有大的保留体积的液晶显示装置。解决方案：一种制造液晶显示装置的方法包括：形成薄膜晶体管的工艺，薄膜晶体管包括连接有视频信号线的第一电极和与第一基板上的像素电极连接的第二电极; 在第二电极上形成第一氮化硅膜的工艺; 在所述第一氮化硅膜上形成有机绝缘膜的工序; 在有机绝缘膜上形成电容电极的工序; 在形成有机绝缘膜之后，在低于电容器电极上方的第一氮化硅膜的成膜温度和像素电极以下的温度下形成第二氮化硅膜的工序; 以及形成穿过第一氮化硅膜和第二氮化硅膜并将第二电极与第二电极上的像素电极电连接的接触孔的工艺。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2012234187A Display 有权
标题翻译：显示
公开(公告)号：JP2012234187A
公开(公告)日：2012-11-29
申请号：JP2012149440
申请日：2012-07-03
申请人： Japan Display East Co Ltd , 株式会社ジャパンディスプレイイースト , Panasonic Liquid Crystal Display Co Ltd , パナソニック液晶ディスプレイ株式会社
发明人： TANABE HIDEO , TAKAHATA MASARU , KANEKO TOSHITERU , HASEGAWA ATSUSHI , SEHATA HIROKO
IPC分类号： G02F1/1368 , G02F1/1335 , H01L21/336 , H01L29/786
摘要： PROBLEM TO BE SOLVED: To provide a display having large retention capacity in pixels.SOLUTION: A display includes: a first electrode; a second electrode; a thin-film transistor in which one of a source electrode and a drain electrode is connected to the first electrode; and a first silicon nitride film and an organic insulation film formed on upper layers of the one of the source and drain electrodes in this order. The second electrode is formed on an upper layer of the organic insulation film. A second silicon nitride film is formed between the second electrode and the first electrode. The first silicon nitride film and the second silicon nitride film have a contact hole penetrating the both films and connecting the one of the source and drain electrodes to the first electrode. The second silicon nitride film does not have an area in contact with the one of the source and drain electrodes. An undersurface of the second silicon nitride film comes into contact with a top surface of the first silicon nitride film in the contact hole.
摘要翻译：要解决的问题：提供具有大像素保持能力的显示器。解决方案：显示器包括：第一电极; 第二电极; 其中源极电极和漏极电极之一连接到第一电极的薄膜晶体管; 以及依次形成在所述源极和漏极中的一个的上层上的第一氮化硅膜和有机绝缘膜。第二电极形成在有机绝缘膜的上层上。在第二电极和第一电极之间形成第二氮化硅膜。第一氮化硅膜和第二氮化硅膜具有穿透两个膜并将源电极和漏电极之一连接到第一电极的接触孔。第二氮化硅膜不具有与源极和漏极之一接触的面积。第二氮化硅膜的下表面与接触孔中的第一氮化硅膜的顶表面接触。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2007218999A Method for manufacturing display 有权
标题翻译：制造显示的方法
公开(公告)号：JP2007218999A
公开(公告)日：2007-08-30
申请号：JP2006036804
申请日：2006-02-14
申请人： Hitachi Displays Ltd , 株式会社日立ディスプレイズ
发明人： TAKAHATA MASARU , KANEKO TOSHITERU , TANABE HIDEO
IPC分类号： G02F1/1343 , G02F1/1333 , G02F1/1335 , G02F1/1368
CPC分类号： G02F1/133555 , G02F1/136227
摘要： PROBLEM TO BE SOLVED: To manufacture reflective electrodes and transmissive electrodes by suppressing the increase of their manufacturing steps for a liquid crystal display having reflective areas and transmissive areas. SOLUTION: A metal layer to form reflective electrodes and a transparent conductive film to form transmissive electrodes are stacked sequentially for the pixels having transmissive areas and reflective areas. Exposing and developing the resist film, a first pattern is formed and the metal layer and the transparent conductive film are etched at the same time. Then a second pattern is formed on the resist film by ashing and the metal layer is etched. Further, an organic resin layer is used as a mask to form contact holes. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：通过抑制具有反射区域和透射区域的液晶显示器的制造步骤的增加来制造反射电极和透射电极。解决方案：对于具有透射区域和反射区域的像素，依次层叠用于形成反射电极的金属层和用于形成透射电极的透明导电膜。曝光和显影抗蚀膜，形成第一图案，同时蚀刻金属层和透明导电膜。然后通过灰化在抗蚀剂膜上形成第二图案，并蚀刻金属层。此外，使用有机树脂层作为掩模以形成接触孔。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2007328210A Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：JP2007328210A
公开(公告)日：2007-12-20
申请号：JP2006160428
申请日：2006-06-09
申请人： Hitachi Displays Ltd , 株式会社日立ディスプレイズ
发明人： TANABE HIDEO , TAKAHATA MASARU , KANEKO TOSHITERU , HASEGAWA ATSUSHI , SEHATA HIROKO
IPC分类号： G02F1/1343
CPC分类号： G02F1/133345 , G02F1/133305 , G02F1/133504 , G02F1/133555 , G02F1/134363 , G02F1/136213 , G02F1/136227 , G02F1/1368 , G02F2001/13685 , H01L27/124 , H01L27/1248 , H01L29/78675
摘要： PROBLEM TO BE SOLVED: To provide a liquid crystal display device having a large holding capacity in a pixel. SOLUTION: The liquid crystal display device includes a picture signal line, a pixel electrode, a thin film transistor having a first electrode connected to the picture signal line and a second electrode, a first silicon nitride film, an organic insulating film, a capacitive electrode formed as a layer located above the organic insulating film, and a second silicon nitride film formed as a layer located above the capacitive electrode and below the pixel electrode. The second silicon nitride film is the film deposited at a temperature lower than that of the first silicon nitride film. The first silicon nitride film and the second silicon nitride film have a contact hole formed by dry-etching the both collectively, wherein the second electrode and the pixel electrode are connected via the contact hole. An electric potential different from that of the pixel electrode is applied to the capacitive electrode. The pixel electrode, the second silicon nitride film, and the capacitive electrode constitute the holding capacity. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种在像素中具有大的保持能力的液晶显示装置。解决方案：液晶显示装置包括图像信号线，像素电极，具有连接到图像信号线的第一电极的薄膜晶体管和第二电极，第一氮化硅膜，有机绝缘膜，形成为位于有机绝缘膜上方的层的电容电极和形成为位于电容电极上方且位于像素电极下方的层的第二氮化硅膜。第二氮化硅膜是在低于第一氮化硅膜的温度下沉积的膜。第一氮化硅膜和第二氮化硅膜具有通过二次干蚀刻而形成的接触孔，其中第二电极和像素电极经由接触孔连接。将不同于像素电极的电位施加到电容电极。像素电极，第二氮化硅膜和电容电极构成保持容量。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2009080279A Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：JP2009080279A
公开(公告)日：2009-04-16
申请号：JP2007249252
申请日：2007-09-26
申请人： Hitachi Displays Ltd , 株式会社日立ディスプレイズ
发明人： TANABE HIDEO , TAKAHATA MASARU , YAMASHITA MANABU
IPC分类号： G02F1/1368 , G02F1/1333
CPC分类号： G02F1/1368 , G02F1/133345 , G02F1/1337 , G02F2201/50 , H01L27/124 , H01L27/1288
摘要： PROBLEM TO BE SOLVED: To provide a liquid crystal display device which can prevent such a phenomenon that shavings of an alignment film get into a terminal part to cause defective conduction in the liquid crystal display device using an organic passivation film on a TFT substrate.
SOLUTION: A video signal line 107 is extended to the terminal part. The video signal line 107 is covered with an inorganic passivation film 108 and the organic passivation film 109 besides the terminal part. In the terminal part, terminal part through-holes are formed on the organic passivation film 109 and the inorganic passivation film 108 in order to make electrical connection possible. The terminal part is covered with an ITO film 120 in order to protect the video signal line 107. The taper angle θ of the organic passivation film 109 in the terminal part through-holes is set to be 35° or less, the thickness of the organic passivation film 109 in the periphery of the terminal part through-holes is set to be 300 nm to 600 nm and, thereby, the shavings of the alignment film is prevented from getting into the terminal part to avoid defective conduction.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：解决问题：提供一种液晶显示装置，其可以防止在TFT上使用有机钝化膜的液晶显示装置中的取向膜的切屑进入端子部分导致不良导通的现象基质。解决方案：视频信号线107延伸到终端部分。视频信号线107除了终端部分之外还被无机钝化膜108和有机钝化膜109覆盖。在端子部分中，为了使电连接成为可能，在有机钝化膜109和无机钝化膜108上形成端子部分通孔。端子部分被ITO膜120覆盖以保护视频信号线107.端子部分通孔中的有机钝化膜109的锥角θ设定为35°或更小，端子部通孔周边的有机钝化膜109被设定为300nm〜600nm，从而防止了取向膜的刨屑进入端子部，以避免导通不良。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2008076702A Method of manufacturing display device 审中-公开
标题翻译：制造显示装置的方法
公开(公告)号：JP2008076702A
公开(公告)日：2008-04-03
申请号：JP2006255175
申请日：2006-09-21
申请人： Hitachi Displays Ltd , 株式会社日立ディスプレイズ
发明人： TANABE HIDEO , TAKAHATA MASARU , NAKAMU HIDEAKI , KANEKO TOSHITERU
IPC分类号： G02F1/1335
CPC分类号： G02F1/133345 , G02F1/133555 , G02F1/13452 , G02F2001/133357
摘要： PROBLEM TO BE SOLVED: To prevent the occurrence of radial irregularities when applying an organic insulating film being an upper layer by forming two layers of organic insulating films on a connection terminal part in a liquid crystal display device including a reflection area and a transmission area. SOLUTION: A pixel part having the transmission area and the reflection area is formed, and a second organic insulating film is formed between a metallic layer forming a reflection electrode and a transparent conductive film forming a pixel electrode. Then, a surface of the reflection electrode is flattened. In a contact hole of the connection terminal part, an inclination of a first organic resin film is made gentle to suppress the occurrence of radial irregularities in the second insulating film. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题为了防止在通过在包括反射区域和液晶显示装置的液晶显示装置的连接端子部分上形成两层有机绝缘膜来施加作为上层的有机绝缘膜时发生径向不规则性传输区域。解决方案：形成具有透射区域和反射区域的像素部分，并且在形成反射电极的金属层和形成像素电极的透明导电膜之间形成第二有机绝缘膜。然后，反射电极的表面变平。在连接端子部分的接触孔中，使第一有机树脂膜的倾斜度平缓以抑制第二绝缘膜中的径向凹凸的发生。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2007328247A Liquid crystal display apparatus 审中-公开
标题翻译：液晶显示装置
公开(公告)号：JP2007328247A
公开(公告)日：2007-12-20
申请号：JP2006160864
申请日：2006-06-09
申请人： Hitachi Displays Ltd , 株式会社日立ディスプレイズ
发明人： TAKAHATA MASARU , KANEKO TOSHITERU , TANAKA MASAHIRO
IPC分类号： G02F1/1339 , G02F1/1335
摘要： PROBLEM TO BE SOLVED: To provide a high definition translucent type liquid crystal display apparatus permitting to attain making a columnar spacer to be a thick film in narrowing a cell gap. SOLUTION: A pixel P1 in which the columnar spacer is not arranged has a transmission area TA and a reflecting area RA, and in the TA, a transparent pixel electrode PX is arranged, and in the RA, a diffuse reflecting electrode RAL is formed on the PX, which is composed of a metal electrode deposited on a stepped surface of an organic protective film PAS. A pixel P2 in which the columnar spacer SOC is arranged has a transparent area TA and a columnar spacer base SOC-B. As to the SOC-B, the organic insulating film PAS is formed, which projects to a 2nd substrate SUB 2 side with a level difference from the transmission area TA and has micro dot-like irregularly patterned surface form, and the columnar spacer base SOC-B is formed, which is deposited on the upper layer of this organic insulating film PAS and composed of a metal electrode MT with a surface form copying the surface form of the organic insulating film. A size (height) of the level difference of this base is smaller (lower) than that of the level difference forming the diffuse reflecting electrode RAL in the reflecting area where the columnar spacer is not arranged. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种高分辨率半透明型液晶显示装置，其允许在使单元间隙变窄的同时将柱状间隔物制成厚膜。解决方案：其中未布置柱状间隔物的像素P1具有透射区域TA和反射区域RA，并且在TA中布置透明像素电极PX，并且在RA中，漫反射电极RAL 在PX上形成，其由沉积在有机保护膜PAS的台阶表面上的金属电极组成。配置有柱状间隔物SOC的像素P2具有透明区域TA和柱状间隔物基底SOC-B。对于SOC-B，形成有机绝缘膜PAS，其向第二基板SUB 2侧突出，与透射区域TA具有水平差，并且具有微点状不规则图案化表面形状，并且柱状间隔基体SOC -B形成，其沉积在该有机绝缘膜PAS的上层上，并且由具有复制有机绝缘膜的表面形式的表面形式的金属电极MT组成。该基底的电平差的大小（高度）比形成未设置柱状间隔物的反射区域中的漫反射电极RAL的电平差的尺寸（高度）小（低）。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2007292976A Liquid crystal display device and method for manufacturing the same 审中-公开
标题翻译：液晶显示装置及其制造方法
公开(公告)号：JP2007292976A
公开(公告)日：2007-11-08
申请号：JP2006120109
申请日：2006-04-25
申请人： Hitachi Displays Ltd , 株式会社日立ディスプレイズ
发明人： TAKAHATA MASARU , OCHIAI TAKAHIRO , KANEKO TOSHITERU
IPC分类号： G02F1/1368 , G02F1/1345 , H01L21/336 , H01L29/786
摘要： PROBLEM TO BE SOLVED: To simplify a manufacturing process by reducing the number of sheets of photomasks at the time of manufacturing the TFT substrate of a liquid crystal display device. SOLUTION: Gate wiring GL and a common electrode CCM are formed by using a first photomask on a glass substrate. Next, drain wiring DL and a pixel electrode PX are formed by using a second photomask. Finally, gate wiring terminal GL and a drain wiring terminal DT are formed by using a third photomask. COPYRIGHT: (C)2008,JPO&INPIT

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