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公开(公告)号:US20120127416A1
公开(公告)日:2012-05-24
申请号:US13382042
申请日:2010-05-10
申请人: Katsuhiko Morishita , Tsuyoshi Okazaki , Takehiko Sakai , Dai Chiba , Shingo Kawashima , Tetsuo Fujita , Miyuki Yonezawa
发明人: Katsuhiko Morishita , Tsuyoshi Okazaki , Takehiko Sakai , Dai Chiba , Shingo Kawashima , Tetsuo Fujita , Miyuki Yonezawa
IPC分类号: G02F1/1343
CPC分类号: G02F1/134363 , G02F1/1393 , G02F2001/134318 , G02F2001/13706 , G02F2201/124
摘要: The present invention provides a liquid crystal display device having improved transmittance. The liquid crystal display device according to the present invention has a first substrate and a second substrate disposed to face each other, and a liquid crystal layer interposed between the first substrate and the second substrate. The first substrate includes a pixel electrode to which a signal voltage is supplied and a common electrode to which a common voltage is supplied. The pixel electrode and the common electrode both comprise comb teeth. The comb teeth of the pixel electrode and the comb teeth of the common electrode are disposed with each other alternately via an interval. The liquid crystal layer contains liquid crystal molecules having positive dielectric anisotropy. The liquid crystal molecules are aligned in a direction orthogonal to a surface of the first substrate in a voltage non-application condition. The first substrate includes an extension wiring provided in a position overlapping at least one comb tooth of the comb teeth of the pixel electrode and the common electrode so as to extend along the at least one comb tooth via an insulating film, and the extension wiring serves as a wiring to which the signal voltage is supplied.
摘要翻译: 本发明提供一种具有改善的透射率的液晶显示装置。 根据本发明的液晶显示装置具有彼此相对配置的第一基板和第二基板以及插入在第一基板和第二基板之间的液晶层。 第一衬底包括提供信号电压的像素电极和提供公共电压的公共电极。 像素电极和公共电极都包括梳齿。 像素电极的梳齿和公共电极的梳齿彼此间隔地交替设置。 液晶层包含具有正介电各向异性的液晶分子。 液晶分子在非施加电压条件下在与第一基板的表面正交的方向上排列。 第一基板包括设置在与像素电极的梳齿和公共电极的梳齿的至少一个梳齿重叠的位置的延伸布线,以便经由绝缘膜沿着至少一个梳齿延伸,并且延伸布线 作为提供信号电压的布线。
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公开(公告)号:US20120069282A1
公开(公告)日:2012-03-22
申请号:US13322206
申请日:2010-04-20
申请人: Tsuyoshi Okazaki , Takehiko Sakai , Katsuhiko Morishita , Shingo Kawashima , Dai Chiba , Tetsuo Fujita
发明人: Tsuyoshi Okazaki , Takehiko Sakai , Katsuhiko Morishita , Shingo Kawashima , Dai Chiba , Tetsuo Fujita
IPC分类号: G02F1/1343
CPC分类号: G02F1/134363 , G02F2001/134318
摘要: The present invention provides a liquid crystal display device capable of reducing a white tinge phenomenon in a vertical alignment mode having at least a pair of comb-shaped electrodes. The present invention provides a liquid crystal display device including a pair of substrates disposed opposite each other, and a liquid crystal layer sandwiched between the pair of substrates, wherein one of the pair of substrates includes a pair of comb-shaped electrodes, the pair of electrodes are disposed opposite each other planarly within a pixel, the liquid crystal layer contains p-type nematic liquid crystal and is driven by an electric field generated between the pair of electrodes, the p-type nematic liquid crystal is vertically aligned relative to surfaces of the pair of substrates when no voltage is applied, and two or more regions differing from each other in an interval between the pair of electrodes are formed within the pixel.
摘要翻译: 本发明提供一种能够减少具有至少一对梳状电极的垂直取向模式下的白色色调现象的液晶显示装置。 本发明提供一种液晶显示装置,包括一对彼此相对布置的基板和夹在所述一对基板之间的液晶层,其中所述一对基板中的一个包括一对梳状电极,所述一对基板 电极在像素内平面地彼此相对设置,液晶层包含p型向列型液晶,并且由在该对电极之间产生的电场驱动,p型向列型液晶相对于 在没有施加电压的情况下形成一对基板,并且在该像素内形成在一对电极之间的间隔中彼此不同的两个以上的区域。
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公开(公告)号:US20120057118A1
公开(公告)日:2012-03-08
申请号:US13321057
申请日:2010-04-20
申请人: Katsuhiko Morishita , Tsuyoshi Okazaki , Takehiko Sakai , Dai Chiba , Tetsuo Fujita , Shingo Kawashima
发明人: Katsuhiko Morishita , Tsuyoshi Okazaki , Takehiko Sakai , Dai Chiba , Tetsuo Fujita , Shingo Kawashima
IPC分类号: G02F1/1343
CPC分类号: G02F1/134363 , G02F2001/134318
摘要: Provided is a liquid crystal display device in which transmittance can be enhanced. The present invention provides a liquid crystal display device provided with a pair of substrates and a liquid crystal layer sandwiched between the pair of substrates. One of the substrates has a comb-shaped first electrode and a comb-shaped second electrode. The first electrode includes a first trunk portion and a first branch portion obliquely connected to the first trunk portion. The second electrode includes a second trunk portion and a second branch portion obliquely connected to the second trunk portion. The liquid crystal layer includes a p-type nematic liquid crystal that is vertically aligned with respect to the surfaces of the substrates when no voltage is applied. Each pixel has a blank portion of the second electrode having an acute angle-shaped blank portion and an obtuse angle-shaped blank portion that are mutually adjacent. The first branch portion has a specific branch portion disposed within the blank portion of the second electrode. The spacing between the specific branch portion and the second electrode at a portion that extends along the extension direction of the specific branch portion and that forms the acute angle-shaped blank portion is narrower, at least at the tip region of the specific branch portion, than the spacing between the specific branch portion and the second electrode at a portion that extends along the extension direction of the specific branch portion and that forms an obtuse angle-shaped blank portion.
摘要翻译: 提供了可以提高透射率的液晶显示装置。 本发明提供了一种液晶显示装置,其具有一对基板和夹在该对基板之间的液晶层。 其中一个基板具有梳状的第一电极和梳状的第二电极。 第一电极包括第一主干部分和与第一干线部分倾斜连接的第一分支部分。 第二电极包括第二主干部分和与第二主干部分倾斜连接的第二分支部分。 液晶层包括在没有施加电压时相对于基板的表面垂直取向的p型向列型液晶。 每个像素具有第二电极的空白部分,其具有相互相邻的锐角形状的空白部分和钝角形的空白部分。 第一分支部分具有设置在第二电极的空白部分内的特定分支部分。 至少在特定分支部分的尖端区域处,特定分支部分和第二电极之间沿着特定分支部分的延伸方向延伸并且形成锐角形坯体部分的间隔较窄, 比在特定分支部分和第二电极之间在特定分支部分的延伸方向上延伸并形成钝角形的坯料部分的部分之间的间隔。
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公开(公告)号:US08907938B2
公开(公告)日:2014-12-09
申请号:US13318388
申请日:2010-02-18
申请人: Kazunori Morimoto , Takehiko Sakai , Tetsuo Fujita , Dai Chiba , Katsuhiko Morishita , Tsuyoshi Okazaki
发明人: Kazunori Morimoto , Takehiko Sakai , Tetsuo Fujita , Dai Chiba , Katsuhiko Morishita , Tsuyoshi Okazaki
IPC分类号: G06F3/038 , G09G5/00 , G02F1/1343
CPC分类号: G02F1/134363 , G02F2001/134318
摘要: A liquid crystal display device which can suppress generation of a locally luminous part where a dark line disappears. The display device includes: a pair of substrates, a liquid crystal layer sandwiched between the pair of substrates, wherein one of the pair of substrates includes a pair of electrodes in pixel. At least one of the electrodes may include a comb-tooth portion. A first comb-tooth portion of one of the pair of electrodes and a second comb-tooth portion of the other one of the pair of electrodes may be disposed to face each other. The distance between the pair of electrodes in a transverse direction of the comb-tooth portions of the pair of electrodes is at most 10 μm in example embodiments, and a rotational viscosity of the p-type nematic liquid crystals may be at least 130 mPa·s.
摘要翻译: 一种液晶显示装置,能够抑制黑线消失的局部发光部的产生。 显示装置包括:一对基板,夹在该对基板之间的液晶层,其中一对基板中的一个基板包括像素中的一对电极。 至少一个电极可以包括梳齿部分。 一对电极之一的第一梳齿部分和一对电极中的另一个电极的第二梳齿部分可以彼此相对地设置。 在一些电极的梳齿部分的横向上的一对电极之间的距离在示例性实施例中为至多10μm,并且p型向列型液晶的旋转粘度可以至少为130mPa·s s。
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公开(公告)号:US20120050246A1
公开(公告)日:2012-03-01
申请号:US13318388
申请日:2010-02-18
申请人: Kazunori Morimoto , Takehiko Sakai , Tetsuo Fujita , Dai Chiba , Katsuhiko Morishita , Tsuyoshi Okazaki
发明人: Kazunori Morimoto , Takehiko Sakai , Tetsuo Fujita , Dai Chiba , Katsuhiko Morishita , Tsuyoshi Okazaki
CPC分类号: G02F1/134363 , G02F2001/134318
摘要: The present invention provides a liquid crystal display device which can suppress generation of a locally luminous part where a dark line disappears. The present invention is a liquid crystal display device, including: a pair of substrates disposed to face each other, and a liquid crystal layer sandwiched between the pair of substrates, wherein one of the pair of substrates includes a pair of electrodes in pixel, each of the electrodes including a comb-tooth portion, a first comb-tooth portion of one of the pair of electrodes and a second comb-tooth portion of the other one of the pair of electrodes are disposed to face each other, the liquid crystal layer includes p-type nematic liquid crystals and is driven by an electric field generated between the pair of electrodes, the p-type nematic liquid crystals are aligned perpendicularly to surfaces of the pair of substrates when no voltage is applied, the distance between the pair of electrodes in a transverse direction of the comb-tooth portions of the pair of electrodes is at most 10 μm, and a rotational viscosity of the p-type nematic liquid crystals is at least 130 mPa·s.
摘要翻译: 本发明提供一种能够抑制黑线消失的局部发光部的产生的液晶显示装置。 本发明是一种液晶显示装置,包括:一对基板相对配置,夹在一对基板之间的液晶层,其中一对基板中的一个基板包括像素中的一对电极,每个基板 包括梳齿部分,一对电极中的一个电极的第一梳齿部分和一对电极中的另一个电极的第二梳齿部分彼此面对,液晶层 包括p型向列型液晶,并且由在该对电极之间产生的电场驱动,当没有施加电压时,p型向列型液晶垂直于该对基板的表面排列, 一对电极的梳齿部的宽度方向的电极为10μm以下,p型向列型液晶的旋转粘度为130mPa·s以上。
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公开(公告)号:US08045097B2
公开(公告)日:2011-10-25
申请号:US12297922
申请日:2007-04-16
申请人: Takehiko Sakai , Tsuyoshi Okazaki , Katsuhiko Morishita , Yoshiharu Kataoka , Chikanori Tsukamura , Dai Chiba
发明人: Takehiko Sakai , Tsuyoshi Okazaki , Katsuhiko Morishita , Yoshiharu Kataoka , Chikanori Tsukamura , Dai Chiba
IPC分类号: G02F1/1347 , G02F1/1335
CPC分类号: G02F1/13471 , G02F1/1323 , G02F2001/133638 , G02F2413/08
摘要: In a liquid crystal display device including a display liquid crystal panel and a viewing-angle-control liquid crystal panel and capable of switching viewing angle characteristics, a half wavelength plate for setting a viewing restricted direction is provided between the display liquid crystal panel and the viewing-angle-control liquid crystal panel. This makes it possible to realize a liquid crystal display device that allows a viewing restricted direction to be set as appropriate.
摘要翻译: 在包括显示液晶面板和视角控制液晶面板并且能够切换视角特性的液晶显示装置中,在显示液晶面板和显示液晶面板之间设置用于设定观看限制方向的半波长板 视角控制液晶面板。 这使得可以实现能够适当地设置观看限制方向的液晶显示装置。
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公开(公告)号:US20100103148A1
公开(公告)日:2010-04-29
申请号:US12530661
申请日:2008-03-13
申请人: Tsuyoshi Okazaki , Takehiko Sakai , Katsuhiko Morishita , Yoshiharu Kataoka , Chikanori Tsukamura , Dai Chiba
发明人: Tsuyoshi Okazaki , Takehiko Sakai , Katsuhiko Morishita , Yoshiharu Kataoka , Chikanori Tsukamura , Dai Chiba
IPC分类号: G09G3/36
CPC分类号: G02F1/13471 , G02F1/1323 , G02F1/133514 , G02F2001/134345 , G02F2201/52 , G02F2202/40 , G09G3/3648 , G09G2300/023 , G09G2300/0452 , G09G2300/0486 , G09G2320/0238 , G09G2320/068
摘要: There are provided a viewing angle control device that can provide a pure black display without coloring and have a significantly improved shielding ability in the narrow viewing angle state, and a display using the viewing angle control device. To adjust the VT (voltage-transmittance) characteristics of a viewing angle control liquid crystal panel (2) that switches a viewing angle between a wide viewing angle state and a narrow viewing angle state by using birefringence of liquid crystal, translucent electrode films (205r, 205g, 206b), to which alternating-current voltages with different frequencies are applied, are provided on a portion of at least one of a pair of translucent substrates (201, 202) sandwiching the liquid crystal, the portion corresponding to at least one color of a picture element of a display liquid crystal panel (1), so that the voltage-transmittance characteristics of the liquid crystal are adjusted.
摘要翻译: 提供了一种视角控制装置,其能够提供纯黑色显示器而不着色,并且在窄视角状态下具有显着提高的屏蔽能力,以及使用视角控制装置的显示器。 为了通过使用液晶的双折射来调节在宽视角状态和窄视角状态之间切换视角的视角控制液晶面板(2)的VT(电压透过率)特性,透光性电极膜(205r ,205g,206b),其中施加有不同频率的交流电压被设置在夹着液晶的一对半透明基板(201,202)中的至少一个的部分上,该部分对应于至少一个 显示液晶面板(1)的像素的颜色,从而调节液晶的电压 - 透射率特性。
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公开(公告)号:US20100085513A1
公开(公告)日:2010-04-08
申请号:US12441993
申请日:2007-09-12
申请人: Dai Chiba , Tsuyoshi Okazaki , Katsuhiko Morishita , Yoshiharu Kataoka , Chikanori Tsukamura , Takehiko Sakai
发明人: Dai Chiba , Tsuyoshi Okazaki , Katsuhiko Morishita , Yoshiharu Kataoka , Chikanori Tsukamura , Takehiko Sakai
IPC分类号: G02F1/1347 , G02F1/1333 , G02F1/1343
CPC分类号: G02F1/134336 , G02F1/1323
摘要: A viewing angle control panel (2) that includes two substrates (4 and 6) facing each other and liquid crystal layer (5) provided between the substrates and that is usable in combination with a display panel (10) so as to allow a liquid crystal display device (1) to switch a viewing angle characteristic, wherein: one of the substrates (6) includes a counter electrode pattern (62) in which a counter electrode is provided over the one of the two substrates; and the other one of the substrates (4) includes a transparent electrode pattern (49) in which transparent electrodes (49a through 49d) are provided in a striped manner and first and second wire electrodes (e.g., wire electrodes 48a and 48b) that are provided for each space (e.g., a space 51x) between the transparent electrodes in the transparent electrode pattern (49) in such a manner that the first the second wire electrodes, positioned in parallel with the transparent electrodes, respectively, overlap the space 51x. In the arrangement, electric potential settings of wiring electrodes (48a through 48f) are changed. This makes it possible to switch a visibility limitation direction.
摘要翻译: 一种视角控制面板(2),其包括彼此面对的两个基板(4和6)以及设置在所述基板之间的液晶层(5),并且可与显示面板(10)组合使用以允许液体 晶体显示装置(1)切换视角特性,其中:所述基板(6)中的一个包括在所述两个基板中的一个上设置有相对电极的对电极图案(62) 并且另一个基板(4)包括透明电极图案(49),其中以条纹方式设置透明电极(49a至49d),以及第一和第二线电极(例如,线电极48a和48b) 设置在透明电极图案(49)中的透明电极之间的每个空间(例如,空间51x),使得分别与透明电极平行定位的第一电极电极分别与空间51x重叠。 在这种布置中,布线电极(48a至48f)的电位设置改变。 这使得可以切换可见性限制方向。
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公开(公告)号:US20100026937A1
公开(公告)日:2010-02-04
申请号:US12529649
申请日:2008-03-13
申请人: Tsuyoshi Okazaki , Takehiko Sakai , Katsuhiko Morishita , Yoshiharu Kataoka , Chikanori Tsukamura , Dai Chiba
发明人: Tsuyoshi Okazaki , Takehiko Sakai , Katsuhiko Morishita , Yoshiharu Kataoka , Chikanori Tsukamura , Dai Chiba
IPC分类号: G02F1/1347
CPC分类号: G02F1/13471 , G02F1/1323 , G02F1/133345 , G02F1/133514 , G02F2201/52 , G02F2202/40 , G02F2203/62
摘要: There are provided a viewing angle control device that can provide a black display without coloring and achieve a significantly improved shielding ability during a narrow viewing angle state, and a display using the same. In order to adjust VT (voltage-transmittance) characteristics of a viewing angle control liquid crystal panel (2) that switches a viewing angle between a wide viewing angle state and a narrow viewing angle state by using birefringence of liquid crystal, the viewing angle control liquid crystal panel (2) includes a translucent dielectric film (206g, 206r) for adjusting the voltage-transmittance characteristics of the liquid crystal at a position corresponding to a picture element of at least one color in a display liquid crystal panel (1) on at least one of a pair of translucent substrates (201, 202) that sandwich the liquid crystal therebetween.
摘要翻译: 提供了一种视角控制装置,其可以提供黑色显示而不着色,并且在窄视角状态下实现显着改善的屏蔽能力,以及使用其的显示器。 为了通过使用液晶的双折射来调节在宽视角状态和窄视角状态之间切换视角的视角控制液晶面板(2)的VT(电压 - 透光率)特性,视角控制 液晶面板(2)包括半透明电介质膜(206g,206r),用于在显示液晶面板(1)上对应于至少一种颜色的像素的位置处调节液晶的电压 - 透射率特性 在其间夹着液晶的一对半透明基板(201,202)中的至少一个。
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公开(公告)号:US20090174843A1
公开(公告)日:2009-07-09
申请号:US12297922
申请日:2007-04-16
申请人: Takehiko Sakai , Tsuyoshi Okazaki , Katsuhiko Morishita , Yoshiharu Kataoka , Chikanori Tsukamura , Dai Chiba
发明人: Takehiko Sakai , Tsuyoshi Okazaki , Katsuhiko Morishita , Yoshiharu Kataoka , Chikanori Tsukamura , Dai Chiba
IPC分类号: G02F1/1347
CPC分类号: G02F1/13471 , G02F1/1323 , G02F2001/133638 , G02F2413/08
摘要: In a liquid crystal display device including a display liquid crystal panel and a viewing-angle-control liquid crystal panel and capable of switching viewing angle characteristics, a half wavelength plate for setting a viewing restricted direction is provided between the display liquid crystal panel and the viewing-angle-control liquid crystal panel. This makes it possible to realize a liquid crystal display device that allows a viewing restricted direction to be set as appropriate.
摘要翻译: 在包括显示液晶面板和视角控制液晶面板并且能够切换视角特性的液晶显示装置中,在显示液晶面板和显示液晶面板之间设置用于设定观看限制方向的半波长板 视角控制液晶面板。 这使得可以实现能够适当地设置观看限制方向的液晶显示装置。
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