公开(公告)号：US20120298988A1

公开(公告)日：2012-11-29

申请号：US13522778

申请日：2010-10-25

申请人： Yoshihito Hara ,  Yukinobu Nakata

发明人： Yoshihito Hara ,  Yukinobu Nakata

IPC分类号： H01L33/08 ,  H01L21/336

CPC分类号： H01L21/02554 ,  H01L21/02565 ,  H01L27/1225 ,  H01L27/124 ,  H01L29/45 ,  H01L29/66969 ,  H01L29/7869

摘要： The present invention provides a highly reliable circuit board that includes TFTs a semiconductor layer of which is formed from an oxide semiconductor; and low-resistance aluminum wirings. The circuit board of the present invention includes an oxide semiconductor layer; source wirings; and drain wirings, wherein each of the source wirings and the drain wirings includes a portion in contact with the semiconductor layer, portions of the source wirings in contact with the semiconductor layer and respective portions of the drain wirings in contact with the semiconductor layer spacedly facing each other, and the source wirings and the drain wirings are formed by stacking a layer formed from a metal other than aluminum and a layer containing aluminum.

摘要翻译： 本发明提供一种高度可靠的电路板，其包括其半导体层由氧化物半导体形成的TFT; 和低电阻铝布线。 本发明的电路板包括氧化物半导体层; 源线; 和漏极布线，其中源极布线和漏极布线中的每一个包括与半导体层接触的部分，源极布线的与半导体层接触的部分以及与半导体层间隔开的接触的漏极布线的相应部分 并且源极布线和漏极布线通过层叠由铝以外的金属和含有铝的层形成的层而形成。

公开(公告)号：US20120044446A1

公开(公告)日：2012-02-23

申请号：US13265924

申请日：2010-01-20

申请人： Yoshihito Hara ,  Yukinobu Nakata ,  Keizoh Watanabe

发明人： Yoshihito Hara ,  Yukinobu Nakata ,  Keizoh Watanabe

IPC分类号： G02F1/1343 ,  H01J9/24

CPC分类号： G02F1/134309 ,  G02F1/133707 ,  G02F1/1393

摘要： The present invention provides: a vertical alignment liquid crystal display device using comb electrodes for voltage application to liquid crystals, the device being capable of reducing alignment defects of liquid crystals occurring at tips of electrodes, having a high contrast and white brightness, and being excellent in display properties; and a method for producing the same. The present invention is a method for producing a liquid crystal display device comprising a pair of substrates, a liquid crystal layer between the substrates, and an electrode for voltage application in the liquid crystal layer, the method comprising the steps of: resist pattern formation in which a resist film formed on a conductive film is exposed through a photomask; and an electrode pattern formation in which the conductive film is etched through the resist pattern, the photomask having a light-shielding or light-transmitting pattern including a core portion and a plurality of branch portions extending from the core portion, the branch portions each having a wide part at the tip.

摘要翻译： 本发明提供一种使用梳状电极对液晶施加电压的垂直取向液晶显示装置，该装置能够减少电极前端发生的液晶的取向缺陷，具有高对比度和白色亮度，并且优异 在显示属性; 及其制造方法。 本发明是一种液晶显示装置的制造方法，其特征在于，包括一对基板，基板之间的液晶层和液晶层中的电压施加用电极，该方法包括以下步骤： 在导电膜上形成的抗蚀剂膜通过光掩模曝光; 以及通过抗蚀剂图案蚀刻导电膜的电极图案形成，所述光掩模具有包含芯部的光屏蔽或透光图案，以及从所述芯部延伸的多个分支部，所述分支部具有 很大一部分在提示。

公开(公告)号：US20100045917A1

公开(公告)日：2010-02-25

申请号：US12523765

申请日：2008-01-22

申请人： Hajime Imai ,  Tetsuo Kikuchi ,  Hideki Kitagawa ,  Yoshihito Hara ,  Junya Shimada ,  Mitsunori Imade

发明人： Hajime Imai ,  Tetsuo Kikuchi ,  Hideki Kitagawa ,  Yoshihito Hara ,  Junya Shimada ,  Mitsunori Imade

IPC分类号： G02F1/1343

CPC分类号： G02F1/1393 ,  G02F1/133707 ,  G02F2001/134345

摘要： A liquid crystal display device according to the present invention includes a vertical alignment type liquid crystal layer 32. Each pixel electrode thereof 12 has a plurality of unit electrode portions 12a, each of which has a conductive film and slits 13 that have been cut through the conductive film. When a predetermined voltage is applied between the pixel electrode and a counter electrode, a liquid crystal domain is produced in association with each unit electrode portion and liquid crystal molecules in the liquid crystal domain come to have a substantially radially tilting alignment state. As a result, the device of the present invention achieves a wide viewing angle and a fast response characteristic.

摘要翻译： 根据本发明的液晶显示装置包括垂直取向型液晶层32.其每个像素电极12具有多个单元电极部分12a，每个单元电极部分12a具有导电膜和切口13 导电膜。 当在像素电极和对电极之间施加预定电压时，与每个单位电极部分相关联地产生液晶畴，并且液晶畴中的液晶分子具有基本上径向倾斜的取向状态。 结果，本发明的装置实现了广视角和快速响应特性。

公开(公告)号：US5191006A

公开(公告)日：1993-03-02

申请号：US719491

申请日：1991-06-24

申请人： Isamu Matsumoto ,  Zenpei Mizutani ,  Hiroshi Yada ,  Yoshihito Hara

发明人： Isamu Matsumoto ,  Zenpei Mizutani ,  Hiroshi Yada ,  Yoshihito Hara

IPC分类号： C08K5/09 ,  C08K5/098 ,  C08K5/10 ,  C08K5/103 ,  C08L59/00 ,  C08L59/04

CPC分类号： C08K5/098 ,  C08K5/103

摘要： An oxymethylene copolymer composition which comprises an intimate mixture containing:(A) 100 parts by weight of an oxymethylene copolymer,(B) 0.01 to 2 parts by weight of an ester composed of a polyhydric alcohol having 2 to 10 carbon atoms and a higher fatty acid having 22 to 32 carbon atoms, and(C) 0.01 to 3 parts by weight of an alkaline earth metal salt of a fatty acid having 12 to 35 carbon atoms.

公开(公告)号：US5187218A

公开(公告)日：1993-02-16

申请号：US740617

申请日：1991-08-05

申请人： Isamu Masumoto ,  Zenpei Mizutani ,  Hiroshi Yada ,  Yoshihito Hara

发明人： Isamu Masumoto ,  Zenpei Mizutani ,  Hiroshi Yada ,  Yoshihito Hara

IPC分类号： C08K5/11 ,  C08L59/00 ,  C08L71/00

CPC分类号： C08L59/00 ,  C08L71/00

摘要： An acetal resin composition comprising:(A) 100 parts by weight of an acetal resin,(B) 0.01 to 5 parts by weight of a terminal-etherified polyalkylene glycol of the formula (I)R.sup.1 --O--(--R.sup.2 --O--).sub.m --R.sup.3wherein R.sup.1 is a hydrogen atom, an aliphatic hydrocarbon group having 1 to 7 carbon atoms, an aryl group or an aralkyl group, R.sup.2 is an alkylene group having 2 to 3 carbon atoms, R.sup.3 is an aliphatic hydrocarbon group having 1 to 7 carbon atoms, an aryl group or an aralkyl group, and m is a number of at least 20, and(C) 0.01 to 2 parts by weight of an ester from a polyhydric alcohol having 2 to 10 carbon atoms and a higher fatty acid having 22 to 32 carbon atoms. This acetal resin composition has highly improved mold releasability when injection-molded without any substantial impairment of mechanicla properties and thermal stability inherent to an acetal resin and gives precision molded articles having little molding strain.

公开(公告)号：US08659726B2

公开(公告)日：2014-02-25

申请号：US12595782

申请日：2007-12-27

申请人： Hajime Imai ,  Tetsuo Kikuchi ,  Hideki Kitagawa ,  Yoshihito Hara ,  Junya Shimada ,  Mitsunori Imade ,  Yoshiharu Kataoka

发明人： Hajime Imai ,  Tetsuo Kikuchi ,  Hideki Kitagawa ,  Yoshihito Hara ,  Junya Shimada ,  Mitsunori Imade ,  Yoshiharu Kataoka

IPC分类号： G02F1/1335 ,  G02F1/136

CPC分类号： G02F1/133555 ,  G02F1/133553 ,  G02F1/136227 ,  G02F1/136286 ,  G02F2001/134372 ,  G02F2001/136231 ,  G02F2001/136236

摘要： Transflective-type and reflection type liquid crystal display devices having a high image quality are provided with a good production efficiency.A liquid crystal display device according to the present invention is a liquid crystal display device which includes; a first substrate and a second substrate between which liquid crystal is interposed; a first electrode and a second electrode formed on the first substrate for applying a voltage for controlling an orientation of the liquid crystal; a transistor having an electrode which is electrically connected to the first electrode; a metal layer being formed on the first substrate and including a protrusion, a recess, or an aperture; and a reflective layer formed above the metal layer on the first substrate for reflecting incident light toward a display surface. The metal layer is made of a same material as that of a gate electrode of the transistor. The reflective layer includes a protrusion, a recess, or a level difference which is formed in accordance with a protrusion, a recess, or an aperture of the metal layer.

摘要翻译： 具有高图像质量的透反射型和反射型液晶显示装置具有良好的生产效率。 根据本发明的液晶显示装置是一种液晶显示装置，包括： 第一基板和第二基板，液晶插入其间; 第一电极和第二电极，形成在第一基板上，用于施加用于控制液晶取向的电压; 具有电连接到第一电极的电极的晶体管; 金属层形成在第一基板上并且包括突起，凹部或孔; 以及反射层，形成在第一基板上的金属层的上方，用于将入射光反射到显示面。 金属层由与晶体管的栅电极相同的材料制成。 反射层包括根据金属层的突起，凹部或孔形成的突起，凹部或水平差。

公开(公告)号：US20130181217A1

公开(公告)日：2013-07-18

申请号：US13823872

申请日：2011-09-30

申请人： Yoshihito Hara ,  Yukinobu Nakata

发明人： Yoshihito Hara ,  Yukinobu Nakata

IPC分类号： H01L29/786 ,  H01L29/66

CPC分类号： H01L27/124 ,  G02F1/13458 ,  G02F1/136227 ,  G02F2001/13629 ,  G02F2001/136295 ,  H01L27/1225 ,  H01L27/1255 ,  H01L27/1288 ,  H01L27/3262 ,  H01L29/41733 ,  H01L29/42384 ,  H01L29/7869 ,  H05B33/02

摘要： A semiconductor device (100) according to the present invention includes a thin film transistor (10) having a gate electrode (62a), a first insulating layer (64), an oxide semiconductor layer (66a), a protection layer (68), a source electrode (72as), and a second insulating layer (74). A first connecting portion (30) includes a lower metal layer (72c), an upper metal layer (72c), and an insulating layer (74). A second connecting portion (40) includes a lower metal layer (72d) and an upper conductive layer (17d). A region in which the lower metal layer (72d) is in contact with the upper conductive layer (17d), and a region in which an insulating layer (74) made of a same material as the first insulating layer and a semiconductor layer (66d) made of a same material as the oxide semiconductor layer (66a) are stacked in between the lower metal layer (72d) and the upper conductive layer (17d), are formed in the second connecting portion (40). As a result, a semiconductor device with a higher performance can be provided with a high production efficiency.

公开(公告)号：US20130153904A1

公开(公告)日：2013-06-20

申请号：US13819352

申请日：2011-08-26

申请人： Jun Nishimura ,  Yukinobu Nakata ,  Yoshihito Hara

发明人： Jun Nishimura ,  Yukinobu Nakata ,  Yoshihito Hara

IPC分类号： H01L27/04 ,  H01L21/82

CPC分类号： H01L27/04 ,  G02F1/133345 ,  G02F1/136213 ,  G02F1/136227 ,  G02F1/1368 ,  H01L21/82 ,  H01L27/1225 ,  H01L27/1255

摘要： A semiconductor device (1000) includes a thin film transistor having a gate line (3a), source and drain lines (13as, 13ad), and an island-like oxide semiconductor layer (7), and a capacitor element (105) having a first electrode (3b) formed from the same conductive film as the gate line (3s), a second electrode (13b) formed from the same conductive film as the source line (13as), and a dielectric layer positioned between the first electrode and the second electrode. A gate insulating film (5) has a layered structure including a first insulating layer (5A) containing an oxide and a second insulating layer (5B) disposed on the side closer to the gate electrode closer than the first insulating film and having a higher dielectric constant than the first insulating film, the layered structure being in contact with the oxide semiconductor layer (7). The dielectric layer includes the second insulating film (5B) but does not include the first insulating film (5A). Accordingly, the deterioration of the oxide semiconductor layer due to oxygen deficiency can be suppressed without reducing the capacitance value of the capacitor element).

摘要翻译： 半导体器件（1000）包括具有栅极线（3a），源极和漏极线（13as，13ad）和岛状氧化物半导体层（7）的薄膜晶体管，以及电容器元件（105），其具有 由与栅极线（3s）相同的导电膜形成的第一电极（3b），由与源极线（13as）相同的导电膜形成的第二电极（13b）以及位于第一电极 第二电极。 栅极绝缘膜（5）具有层叠结构，该层叠结构具有包含氧化物的第一绝缘层（5A）和位于比第一绝缘膜更靠近栅电极的一侧的第二绝缘层（5B），并且具有较高的电介质 与第一绝缘膜恒定，层状结构与氧化物半导体层（7）接触。 电介质层包括第二绝缘膜（5B），但不包括第一绝缘膜（5A）。 因此，可以抑制氧缺陷导致的氧化物半导体层的劣化，而不会降低电容器元件的电容值）。

公开(公告)号：US20130063686A1

公开(公告)日：2013-03-14

申请号：US13699122

申请日：2011-05-19

申请人： Kunihiro Tashiro ,  Hideki Fujimoto ,  Yoshihito Hara

发明人： Kunihiro Tashiro ,  Hideki Fujimoto ,  Yoshihito Hara

IPC分类号： G02F1/1343 ,  G02F1/1335 ,  G02F1/1337

CPC分类号： G02F1/134336 ,  G02F1/133707 ,  G02F1/133753 ,  G02F2001/133757 ,  G02F2001/134318

摘要： A liquid crystal display device (100) of the present invention has a plurality of pixels (P) which are in a matrix arrangement and includes: a first substrate (1) which includes a pixel electrode (12) which is provided in each pixel; a second substrate (2) which opposes the first substrate; and a vertical alignment liquid crystal layer (3) which is provided between these substrates, wherein light that is incident on the liquid crystal layer is circularly-polarized light, and the liquid crystal layer modulates the circularly-polarized light, thereby realizing display. The pixel electrode includes at least one cruciform trunk portion (12a), a plurality of branch portions (12b) extending from the at least one cruciform trunk portion in a direction of about 45°, and a plurality of slits (12c) provided between the plurality of branch portions. The second substrate includes a plurality of counter electrodes (22) which are electrically independent of each other in each pixel. According to the present invention, in a liquid crystal display device which includes a vertical alignment liquid crystal, the γ shift can be sufficiently reduced, and decrease of the transmittance can be prevented.

摘要翻译： 本发明的液晶显示装置（100）具有矩阵排列的多个像素（P），包括：第一基板（1），其包括设置在各像素中的像素电极（12） 与第一基板相对的第二基板（2） 以及设置在这些基板之间的垂直取向液晶层（3），其中入射到液晶层的光是圆偏振光，并且液晶层调制圆偏振光，从而实现显示。 像素电极包括至少一个十字形主干部分（12a），从至少一个十字形主干部分沿大约45°的方向延伸的多个分支部分（12b）和多个狭缝（12c） 多个分支部分。 第二基板包括在每个像素中彼此电独立的多个对置电极（22）。 根据本发明，在包括垂直取向液晶的液晶显示装置中，可以充分地减小γ偏移，并且可以防止透射率的降低。

公开(公告)号：US08300186B2

公开(公告)日：2012-10-30

申请号：US12299138

申请日：2007-04-05

申请人： Hajime Imai ,  Tetsuo Kikuchi ,  Hideki Kitagawa ,  Yoshihito Hara

发明人： Hajime Imai ,  Tetsuo Kikuchi ,  Hideki Kitagawa ,  Yoshihito Hara

IPC分类号： G02F1/1335

CPC分类号： G02F1/133555 ,  G02F1/133553 ,  G02F1/136227 ,  G02F2001/136281

摘要： A liquid crystal display device, which can be a transflective-type or a reflection-type, includes a reflection section arranged to reflect incident light toward a display surface, wherein the reflection section includes a reflective layer provided on a substrate, and includes a first recess formed in a surface of the reflective layer and a second recess formed in the surface of the reflective layer in the first recess. The first recess corresponds to an aperture of a Cs metal layer, and the second recess corresponds to an aperture of a semiconductor layer. The transflective-type or reflection-type liquid crystal display device has a high image quality at low cost.

摘要翻译： 可以是透反射型或反射型的液晶显示装置包括反射部分，其被布置成将入射光反射到显示表面，其中反射部分包括设置在基板上的反射层，并且包括第一 形成在反射层的表面中的凹部和形成在第一凹部中的反射层的表面中的第二凹部。 第一凹部对应于Cs金属层的孔，第二凹槽对应于半导体层的孔。 半反射型或反射型液晶显示装置以低成本具有高图像质量。