公开(公告)号：US07733006B2

公开(公告)日：2010-06-08

申请号：US10516545

申请日：2003-06-13

申请人： Takeshi Ichikawa ,  Ryoji Fujiwara ,  Daisuke Sasaguri

发明人： Takeshi Ichikawa ,  Ryoji Fujiwara ,  Daisuke Sasaguri

IPC分类号： H01J1/304

CPC分类号： H01J9/025 ,  H01J1/3048

摘要： There is provided an electron-emitting device of a field emission type, with which the spot size of an electron beam is small, an electron emission area is large, highly efficient electron emission is possible with a low voltage, and the manufacturing process is easy. The electron-emitting device includes a layer 2 which is electrically connected to a cathode electrode 5, and a plurality of particles 3 which contains a material having a resistivity lower than that of a material constituting the layer 2, and is wherein a density of particles 3 in the layer 2 is 1×1014/cm3 or more and 5×1018/cm3 or less.

摘要翻译： 提供了一种场致发射型电子发射装置，其电子束的光点尺寸小，电子发射面积大，电子发射能够以低电压发射，制造工艺容易 。 电子发射器件包括电连接到阴极电极5的层2和包含电阻率低于构成层2的材料的电阻率的多个颗粒3，其中颗粒的密度 层2中的3为1×​​10 14 / cm 3以上且5×10 18 / cm 3以下。

公开(公告)号：US20090153013A1

公开(公告)日：2009-06-18

申请号：US12331236

申请日：2008-12-09

申请人： Michiyo Nishimura ,  Ryoji Fujiwara ,  Yoji Teramoto ,  Kazushi Nomura ,  Shunsuke Murakami

发明人： Michiyo Nishimura ,  Ryoji Fujiwara ,  Yoji Teramoto ,  Kazushi Nomura ,  Shunsuke Murakami

IPC分类号： H01J1/02 ,  H01J9/02

CPC分类号： H01J1/30 ,  H01J9/022 ,  H01J31/127 ,  H01J2201/30 ,  H01J2329/0405

摘要： A method for manufacturing an electron-emitting device according to the present invention includes a step of preparing a carbon layer containing conductive metallic particles, a step of oxidizing a portion the conductive metallic particles, and a step of forming a dipole layer on a surface of the carbon layer. An electron-emitting device according to the present invention is manufactured by the manufacturing method for the electron-emitting device. An electron source according to the present invention includes a plurality of the electron-emitting devices. An image display apparatus according to the present invention includes the electron source and a image forming member which forms an image by an electron emitted from the electron source.

摘要翻译： 根据本发明的制造电子发射器件的方法包括制备含有导电金属颗粒的碳层，氧化导电金属颗粒的一部分的步骤和在偶极子层的表面上形成偶极层的步骤 碳层。 根据本发明的电子发射器件通过电子发射器件的制造方法制造。 根据本发明的电子源包括多个电子发射器件。 根据本发明的图像显示装置包括电子源和通过从电子源发射的电子形成图像的图像形成部件。

公开(公告)号：US20090108727A1

公开(公告)日：2009-04-30

申请号：US12255185

申请日：2008-10-21

申请人： Kazushi Nomura ,  Ryoji Fujiwara ,  Michiyo Nishimura ,  Yoji Teramoto ,  Shunsuke Murakami

发明人： Kazushi Nomura ,  Ryoji Fujiwara ,  Michiyo Nishimura ,  Yoji Teramoto ,  Shunsuke Murakami

IPC分类号： H01J1/00 ,  H01J9/02

CPC分类号： H01J31/127 ,  H01J29/467

摘要： An electron-emitting device according to the present invention is characterized by that a gate electrode is located above a cathode electrode; a insulating member is located between the gate electrode and the cathode electrode; and the gate electrode and the insulating member are provided with openings, respectively, the openings being communicated with each other, wherein the insulating member is formed by layering three or more insulating layers including a first insulating layer, which is brought in contact with the gate electrode and has an opening, of which size is approximately the same as the size of the opening of the gate electrode; and a second insulating layer, which is located nearer to the side of the cathode electrode than the first insulating layer and has a larger opening than the opening of the gate electrode.

摘要翻译： 根据本发明的电子发射器件的特征在于栅电极位于阴极上方; 绝缘构件位于栅电极和阴极之间; 并且所述栅电极和所述绝缘构件分别设置有所述开口彼此连通的开口，其中所述绝缘构件通过层叠三个或更多个绝缘层而形成，所述绝缘层包括与所述栅极接触的第一绝缘层 电极，其开口大小与栅电极的开口尺寸大致相同; 以及第二绝缘层，其位于比第一绝缘层更靠近阴极侧的并且具有比栅电极的开口大的开口。

公开(公告)号：US07400099B2

公开(公告)日：2008-07-15

申请号：US11747338

申请日：2007-05-11

申请人： Yuji Kasanuki ,  Shoshiro Saruta ,  Daisuke Sasaguri ,  Ryoji Fujiwara

发明人： Yuji Kasanuki ,  Shoshiro Saruta ,  Daisuke Sasaguri ,  Ryoji Fujiwara

IPC分类号： G09G3/10

CPC分类号： H01J31/127 ,  H01J29/085 ,  H01J29/94

摘要： A flat panel image display device includes a rear plate including plural electron emission elements, a face plate disposed opposed to the rear plate, fluorescent members being disposed on a surface of the face plate opposed to the rear plate, and the fluorescent members being covered with a metal back film, and a voltage applying unit to apply an acceleration voltage of 8 kV to 15 kV between the rear plate and the face plate. In addition, the metal back film has a getter material, and a current luminance characteristic of the fluorescent member satisfies γ≧0.9 if L=klγ , wherein L is luminance, l is an irradiation current, and k is a constant.

摘要翻译： 平板图像显示装置包括：背板，包括多个电子发射元件;与该后板相对设置的面板;荧光部件设置在与后板相对的面板的表面上;荧光部件被覆盖有 金属背膜和施加8kV至15kV之间的加速电压的电压施加单元，其在后板和面板之间。 此外，金属背膜具有吸气材料，并且如果L = klgamma，荧光构件的当前亮度特性满足gamma> = 0.9，其中L是亮度，l是照射电流，并且k是常数。

公开(公告)号：US20070267657A1

公开(公告)日：2007-11-22

申请号：US11747338

申请日：2007-05-11

申请人： Yuji Kasanuki ,  Shoshiro Saruta ,  Daisuke Sasaguri ,  Ryoji Fujiwara

发明人： Yuji Kasanuki ,  Shoshiro Saruta ,  Daisuke Sasaguri ,  Ryoji Fujiwara

IPC分类号： H01L27/10

CPC分类号： H01J31/127 ,  H01J29/085 ,  H01J29/94

摘要： A flat panel image display device comprises: a rear plate including plural electron emission elements; a face plate disposed opposed to the rear plate, fluorescent members being disposed on a surface of the face plate opposed to the rear plate, and the fluorescent members being covered with a metal back film; and a voltage applying unit to apply an acceleration voltage of 8 kV to 15 kV between the rear plate and the face plate, wherein the metal back film has a getter material, and a current luminance characteristic of the fluorescent member satisfies γ≧0.9 if L=klγ (L is luminance, l is an irradiation current, and k is a constant). Thus, a high contrast can be acquired even if electrons scattered backward again bombard and penetrate into the fluorescent member.

摘要翻译： 平板图像显示装置包括：包括多个电子发射元件的后板; 与后板相对设置的面板，荧光部件设置在与后板相对的面板的表面上，荧光部件被金属背膜覆盖; 以及电压施加单元，用于在后板和面板之间施加8kV至15kV的加速电压，其中所述金属背膜具有吸气材料，并且所述荧光部件的电流亮度特性满足gamma> = 0.9 if L = klgamma（L是亮度，l是照射电流，k是常数）。 因此，即使再次散射的电子再次轰击并穿透到荧光部件中，也可以获得高对比度。

公开(公告)号：US20060066199A1

公开(公告)日：2006-03-30

申请号：US10516545

申请日：2003-06-13

申请人： Takeshi Ichikawa ,  Ryoji Fujiwara ,  Daisuke Sasaguri

发明人： Takeshi Ichikawa ,  Ryoji Fujiwara ,  Daisuke Sasaguri

IPC分类号： H01J1/14 ,  H01J1/05 ,  H01K1/04 ,  H01J9/04

CPC分类号： H01J9/025 ,  H01J1/3048

摘要： There is provided an electron-emitting device of a field emission type, with which the spot size of an electron beam is small, an electron emission area is large, highly efficient electron emission is possible with a low voltage, and a manufacturing process is easy. The electron-emitting device includes a layer 2 which is electrically connected to a cathode electrode 5, and a plurality of particles 3 which contains a material having resistivity lower than that of a material constituting the layer 2, and is wherein a density of particles 3 in the layer 2 is 1×1014/cm3 or more and 5×1018/cm3 or less.

摘要翻译： 提供了一种场致发射型电子发射装置，其电子束的光点尺寸小，电子发射面积大，电子发射能够以低电压发射，制造工艺容易 。 电子发射器件包括电连接到阴极电极5的层2和包含比构成层2的材料的电阻率低的材料的多个颗粒3，其中颗粒3的密度 在层2中为1×10 14 / cm 3以上且5×10 18 / cm 3以下。

公开(公告)号：US5396352A

公开(公告)日：1995-03-07

申请号：US746338

申请日：1991-08-16

申请人： Shuzo Kaneko ,  Ryoji Fujiwara ,  Akio Yoshida ,  Tomoro Maruyama

发明人： Shuzo Kaneko ,  Ryoji Fujiwara ,  Akio Yoshida ,  Tomoro Maruyama

IPC分类号： G02F1/133 ,  G09G3/20 ,  G09G3/36 ,  H04N3/12 ,  G09G3/130

CPC分类号： H04N3/122 ,  G09G3/3651 ,  G09G2310/06 ,  G09G2310/061 ,  G09G2310/065 ,  G09G3/2011 ,  G09G3/207

摘要： Disclosed is a liquid crystal apparatus including a liquid crystal panel having a pair of electrodes and a liquid crystal exhibiting spontaneous polarization and arranged between the pair of electrodes, first means for applying a gradation voltage signal corresponding to gradation information to the pair of electrodes, and second means for applying, a DC component serving as a reverse bias of an internal electric field generated upon application of the gradation voltage signal, to the liquid crystal during one vertical scanning period.

摘要翻译： 本发明公开了一种液晶显示装置，其具有：液晶面板，具有一对电极和显示出自发极化并配置在该对电极之间的液晶;第一装置，将对应于灰度信息的灰度电压信号施加到该对电极;以及 第二装置，用于在一个垂直扫描周期期间将用于施加灰度电压信号时产生的内部电场的反向偏压的DC分量施加到液晶。

公开(公告)号：US5327272A

公开(公告)日：1994-07-05

申请号：US857509

申请日：1992-03-25

申请人： Ryoji Fujiwara ,  Shuzo Kaneko ,  Akio Maruyama ,  Tomoko Maruyama ,  Tomoko Murakami

发明人： Ryoji Fujiwara ,  Shuzo Kaneko ,  Akio Maruyama ,  Tomoko Maruyama ,  Tomoko Murakami

IPC分类号： C09K19/58 ,  G02F1/1337 ,  G02F1/141 ,  H01B1/20 ,  G02F1/137

CPC分类号： H01B1/20 ,  C09K19/58 ,  G02F1/133711 ,  G02F1/133784 ,  G02F1/141 ,  G02F2001/133796 ,  G02F2203/30

摘要： An optical modulation element, in which a pixel surrounding a ferroelectric liquid crystal layer and an column shaped orientation layer is formed between a pair of electrodes. The orientation layer is formed by a high-molecular polymer in which an ultrafine granular conductive substance may be dispersed. External voltage applied across the electrodes in response to gradation signals performs gradation drivings.

摘要翻译： 光电调制元件，其中围绕铁电液晶层和列形取向层的像素形成在一对电极之间。 取向层由可以分散有超微粒状导电性物质的高分子聚合物形成。 响应于灰度信号施加在电极两端的外部电压进行灰度驱动。

公开(公告)号：US5148302A

公开(公告)日：1992-09-15

申请号：US771532

申请日：1991-10-07

申请人： Akihiko Nagano ,  Etsuro Kishi ,  Ryoji Fujiwara ,  Yukitoshi Ohkubo ,  Michiyo Nishimura ,  Hajime Sakata ,  Takayuki Ishii ,  Masato Yamanobe

发明人： Akihiko Nagano ,  Etsuro Kishi ,  Ryoji Fujiwara ,  Yukitoshi Ohkubo ,  Michiyo Nishimura ,  Hajime Sakata ,  Takayuki Ishii ,  Masato Yamanobe

IPC分类号： G02B5/18 ,  G02F1/1333 ,  G02F1/29

CPC分类号： G02F1/292 ,  G02B5/1828 ,  G02F1/133371 ,  G02F2201/305 ,  G02F2203/22

摘要： An optical modulation element characterized in that a two-dimensional phase type diffraction gratings, whose refractive index changes for each predetermined period along two different directions in a predetermined plane, is adopted, and a changing state of the refractive index is controlled to change characteristics of the diffraction grating, so that a diffraction phenomenon of light incident on the element is controlled.

摘要翻译： 一种光调制元件，其特征在于，采用其在预定平面中沿着两个不同方向的折射率每个预定周期变化的二维相位衍射光栅，并且控制折射率的改变状态以改变 衍射光栅，从而控制入射到元件上的光的衍射现象。

公开(公告)号：US4850681A

公开(公告)日：1989-07-25

申请号：US33773

申请日：1987-04-03

申请人： Masao Yamanobe ,  Yasuyuki Watanabe ,  Hajime Sakata ,  Yukitoshi Ohkubo ,  Tomoyuki Umezawa ,  Chiori Mochizuki ,  Kazuya Ishiwata ,  Takayuki Ishii ,  Akihiko Nagano ,  Etsuro Kishi ,  Ryoji Fujiwara

发明人： Masao Yamanobe ,  Yasuyuki Watanabe ,  Hajime Sakata ,  Yukitoshi Ohkubo ,  Tomoyuki Umezawa ,  Chiori Mochizuki ,  Kazuya Ishiwata ,  Takayuki Ishii ,  Akihiko Nagano ,  Etsuro Kishi ,  Ryoji Fujiwara

IPC分类号： G02F1/1333 ,  G02F1/29

CPC分类号： G02F1/133371 ,  G02F1/292 ,  G02F2201/305 ,  G02F2203/22

摘要： An optical modulation device for effecting optical modulation by controlling the diffraction phenomenon of light, which not only consumes a small amouhnt of the driving energy employed, such as a electric power, but which is also capable of improvements in reliability.

摘要翻译： 一种用于通过控制光的衍射现象来实现光调制的光调制装置，其不仅消耗了诸如电力之类的驱动能量的小型，而且还能够提高可靠性。