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1. 发明授权

US5539425A Display unit 失效
标题翻译：显示单元
公开(公告)号：US5539425A
公开(公告)日：1996-07-23
申请号：US182540
申请日：1994-01-14
申请人： Yutaka Kamaguchi , Seiichi Nishiyama , Hisao Sakurai
发明人： Yutaka Kamaguchi , Seiichi Nishiyama , Hisao Sakurai
IPC分类号： H04N5/16 , H04N5/46 , H04N7/015 , G09G3/30
CPC分类号： H04N7/0122
摘要： A display unit in which a black level is set to a predetermined level in a first display screen having a first aspect ratio and a black level is set to a predetermined level in a second display screen having a second aspect ratio is provided. A darkest signal of a video signal is detected from an image area corresponding to the second display screen. The darkest signal is lowered to a predetermined level in an image area corresponding to the first display screen. In accordance with the principles of the present invention, the situation where a video signal of the second display screen that is to be lowered will not be lowered can be prevented.
摘要翻译：提供了在具有第二宽高比的第二显示屏中，将具有第一宽高比和黑色电平的第一显示屏中的黑电平设置为预定电平的显示单元设置为预定电平。从对应于第二显示屏的图像区域检测视频信号的最暗信号。在对应于第一显示屏的图像区域中，最黑暗的信号被降低到预定的水平。根据本发明的原理，可以防止要降低的第二显示屏的视频信号不会降低的情况。

2. 发明授权

US5180989A Wideband amplifier 失效
标题翻译：宽带放大器
公开(公告)号：US5180989A
公开(公告)日：1993-01-19
申请号：US747697
申请日：1991-08-20
申请人： Hisao Sakurai , Seiichi Nishiyama
发明人： Hisao Sakurai , Seiichi Nishiyama
IPC分类号： H03F1/42 , H03F1/48 , H03F3/04 , H03F3/189 , H03F3/68
CPC分类号： H03F3/68 , H03F1/48
摘要： A wideband amplifier is provided having a plurality of transistors, the bases of which are commonly grounded, a signal source for generating input signals, an input terminal connected to the signal source, a drive amplifier connected to the input terminal, a plurality of input resistors connected to the drive amplifier and to respective emitters of the transistors, a plurality of load resistors connected to respective collectors of the transistors, and an output terminal connected to a junction where the collector and one of the load resistors are connected with each other.
摘要翻译：提供一种宽带放大器，其具有多个晶体管，其基极共同接地，用于产生输入信号的信号源，连接到信号源的输入端，连接到输入端的驱动放大器，多个输入电阻连接到驱动放大器和晶体管的相应发射极，连接到晶体管的相应集电极的多个负载电阻器，以及连接到集电极和一个负载电阻器彼此连接的结的输出端子。

3. 发明授权

US07837375B2 Planar illumination device and liquid crystal display device using the planar illumination device as a backlight 有权
标题翻译：平面照明装置和使用平面照明装置作为背光的液晶显示装置
公开(公告)号：US07837375B2
公开(公告)日：2010-11-23
申请号：US11640871
申请日：2006-12-19
申请人： Saburo Watanabe , Hiroshi Tokuyama , Seiichi Nishiyama
发明人： Saburo Watanabe , Hiroshi Tokuyama , Seiichi Nishiyama
IPC分类号： F21V7/04
CPC分类号： G02F1/133603 , G02F1/133605 , G02F2001/133613
摘要： A planar illumination device is provided that can achieve even distributions of mixed colors and luminance, downsizing and weight saving without lowering the luminous efficiency of LED chips. In addition, a liquid crystal display device using the planar illumination device as a backlight is provided.A polygonal flat plate-like light guide plate GLB is combined with a plurality of LED chips D1, D2, D3 emitting light with different colors from each other to constitute a color mixing unit DUT. A plurality of the color mixing units are arranged on printed circuit boards RFB having a reflection function to constitute a planar illumination device. The planer illumination device is installed on the back of a liquid crystal display panel, thus constituting a liquid crystal display device.
摘要翻译：提供一种平面照明装置，其可以实现混合颜色和亮度的均匀分布，减小尺寸和重量，而不降低LED芯片的发光效率。此外，提供了使用面状照明装置作为背光的液晶显示装置。多边形平板状导光板GLB与发射不同颜色的光的多个LED芯片D1，D2，D3组合以构成混色单元DUT。多个混色单元布置在具有反射功能的印刷电路板RFB上以构成平面照明装置。平面照明装置安装在液晶显示面板的背面，构成液晶显示装置。

4. 发明授权

US07753578B2 Liquid crystal display 失效
标题翻译：液晶显示器
公开(公告)号：US07753578B2
公开(公告)日：2010-07-13
申请号：US12348120
申请日：2009-01-02
申请人： Seiichi Nishiyama , Shigetake Takaku , Yoshiharu Takeda , Shigeo Mikoshiba , Tomokazu Shiga , Koji Hashimoto
发明人： Seiichi Nishiyama , Shigetake Takaku , Yoshiharu Takeda , Shigeo Mikoshiba , Tomokazu Shiga , Koji Hashimoto
IPC分类号： F21V7/04 , H01J61/00 , G05F1/00
CPC分类号： H05B41/2806 , G02F1/133604 , G02F1/133605 , G02F1/133608 , G02F1/13452 , G02F2001/133317 , G02F2001/133334 , G02F2001/133612 , G09G3/3406 , H01J61/06 , H01J65/046 , H05B41/2822 , Y02B20/22
摘要： A liquid crystal display includes a liquid crystal display panel for modulating light to form an image, and a back light unit having a plurality of lamp tubes with outside electrodes and without inside electrodes. Each of the plurality of lamp tubes has a first outside electrode disposed at one end portion and a second outside electrode disposed at another end portion. The first outside electrode which is disposed at one of the plurality of lamp tubes is electrically connected with the first outside electrode disposed at an adjacent another of the plurality of lamp tubes by a conductive member, and the second outside electrode which is disposed at the one of said plurality of lamp tubes is electrically connected with the second outside electrode disposed at the adjacent another of the plurality of lamp tubes by a conductive member.
摘要翻译：液晶显示器包括用于调制光以形成图像的液晶显示面板和具有多个具有外部电极且没有内部电极的灯管的背光单元。多个灯管中的每一个具有设置在一个端部的第一外部电极和设置在另一端部的第二外部电极。设置在多个灯管中的一个灯管上的第一外部电极通过导电构件与设置在多个灯管中的相邻另一个灯管的第一外部电极电连接，并且设置在该一个灯管的第二外部电极所述多个灯管与通过导电构件设置在所述多个灯管中的相邻另一个灯管处的所述第二外部电极电连接。

5. 发明申请

US20080143924A1 LIQUID CRYSTAL DISPLAY DEVICE 失效
标题翻译：液晶显示装置
公开(公告)号：US20080143924A1
公开(公告)日：2008-06-19
申请号：US11924641
申请日：2007-10-26
申请人： Sakae Watanabe , Hiroshi Kurihara , Seiichi Nishiyama
发明人： Sakae Watanabe , Hiroshi Kurihara , Seiichi Nishiyama
IPC分类号： G02F1/13357
CPC分类号： H05B41/282 , G02F1/133604 , G02F1/1362 , G09G3/3406 , G09G3/3648 , G09G2320/0209 , G09G2320/0233 , H05B41/02 , Y02B20/183
摘要： The present invention provides a display device of high brightness which can eliminate brightness irregularities on a display surface while preventing the degradation of display quality attributed to an undesired electric field generated at the time of performing inverter driving of the cold cathode fluorescent lamps of a backlight. In a liquid crystal display device, a plurality of cold cathode fluorescent lamps of a backlight unit is arranged along a short axis of the display device. The cold cathode fluorescent lamp has a high-voltage electrode thereof connected to an inverter circuit and a ground electrode thereof connected to a ground. Further, the plurality of cold cathode fluorescent lamps arranged along the short axis have electrodes thereof arranged alternately between the high-voltage electrode and the ground electrode. a first side electrode of the first cold cathode fluorescent lamp connects to an inverter circuit on a first printed circuit board and a second side electrode of the first cold cathode fluorescent lamp connects to a ground;
摘要翻译：本发明提供一种高亮度的显示装置，其可以消除显示面上的亮度不均匀性，同时防止由于在进行背光源的冷阴极荧光灯的逆变器驱动时产生的不期望的电场引起的显示质量的劣化。在液晶显示装置中，背光单元的多个冷阴极荧光灯沿着显示装置的短轴配置。冷阴极荧光灯具有连接到逆变器电路的高压电极和连接到地的接地电极。此外，沿短轴配置的多个冷阴极荧光灯具有交替设置在高压电极和接地电极之间的电极。第一冷阴极荧光灯的第一侧电极连接到第一印刷电路板上的逆变器电路，第一冷阴极荧光灯的第二侧电极连接到地;

6. 发明申请

US20050162582A1 Liquid crystal display 审中-公开
标题翻译：液晶显示器
公开(公告)号：US20050162582A1
公开(公告)日：2005-07-28
申请号：US11038233
申请日：2005-01-21
申请人： Takaaki Kitada , Seiichi Nishiyama
发明人： Takaaki Kitada , Seiichi Nishiyama
IPC分类号： G02F1/1333 , F21S2/00 , F21S8/04 , F21V19/00 , F21Y103/00 , G02F1/1335 , G02F1/13357
CPC分类号： G02F1/133604 , G02F1/133608 , G02F2201/465 , G02F2201/503
摘要： There is disclosed a liquid crystal display including cold cathode fluorescent tubes having improved failure resistance and shock resistance. The liquid crystal display has a liquid crystal panel and a backlight disposed on the opposite side of the display screen of the liquid crystal panel. The backlight has plural light sources and plural lamp holders for holding the light sources. Each of the lamp holders has a pair of gripping portions for gripping the light sources and a connector portion having the gripping portions at its opposite ends. The connector portion has slits in its opposite end portions, the slits extending in the longitudinal direction of the connector portion.
摘要翻译：公开了一种液晶显示器，其包括具有改善的耐破坏性和抗冲击性的冷阴极荧光管。液晶显示器具有液晶面板和设置在液晶面板的显示屏的相对侧上的背光。背光具有多个光源和多个用于保持光源的灯座。每个灯座具有用于夹持光源的一对夹持部分和在其相对端具有夹持部分的连接器部分。连接器部分在其相对端部具有狭缝，狭缝在连接器部分的纵向方向上延伸。

7. 发明授权

US5317200A Phase shift circuit apparatus 失效
标题翻译：相移电路装置
公开(公告)号：US5317200A
公开(公告)日：1994-05-31
申请号：US952656
申请日：1992-09-28
申请人： Seiichi Nishiyama
发明人： Seiichi Nishiyama
IPC分类号： H03H11/20 , H03K5/00 , H03K5/13 , H03L7/00 , H03L7/06
CPC分类号： H03H11/20 , H03K5/13 , H03K2005/00286
摘要： In a phase shift circuit apparatus, first and second currents, produced by dividing signal current at a predetermined ratio by a variable bias voltage, are respectively supplied to fifth and eighth transistors which constitute the second differential amplification means, and the first and the second currents are respectively divided at predetermined ratios to supply currents, including square components; third, fourth, fifth and sixth currents which are caused to flow through fifth and sixth transistors of the third differential amplification means and seventh and eighth transistors of the fourth differential amplification means, respectively. Seventh and eighth currents which, produced by dividing signal current at predetermined ratios, are supplied to the ninth and the tenth transistors or the eleventh and the twelfth transistors from the first and the second connection nodes, respectively. In this event, currents which are first and second divided sum currents including square components at predetermined ratio are provided to the first and the second load resistances, and at the fourth connection node there is developed an output voltage by composing the first connection node voltage, which leads the input signal by a phase angle of 45.degree., with the second connection node voltage which lags the input signal by a phase angle of 45.degree., and the gain of the output is substantially constant within a variable range of phase.
摘要翻译：在相移电路装置中，分别将构成第二差分放大装置的第五和第八晶体管分别提供给以预定比例的可变偏置电压分压的第一和第二电流，第一和第二电流分别以预定比例分配给包括方形分量的电源电流; 第三，第四，第五和第六电流分别流过第三差分放大装置的第五和第六晶体管和第四差分放大装置的第七和第八晶体管。通过以预定比例将信号电流分频而产生的第七和第八电流分别从第一和第二连接节点提供给第九晶体管或第十十晶体管或第十一晶体管和第十二晶体管。在这种情况下，以第一和第二负载电阻提供包括以预定比例的方形分量的第一和第二除和电流的电流，并且在第四连接节点通过组合第一连接节点电压而产生输出电压，这导致输入信号的相位角为45°，第二连接节点电压滞后于45°的相位角，输出增益在相变范围内基本恒定。

8. 发明授权

US08334945B2 Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：US08334945B2
公开(公告)日：2012-12-18
申请号：US12007091
申请日：2008-01-07
申请人： Seiichi Nishiyama
发明人： Seiichi Nishiyama
IPC分类号： G02F1/1335 , F21V7/04
CPC分类号： G02B6/0055 , G02B6/0038 , G02B6/0073 , G02B6/0083
摘要： The present invention provides a liquid crystal display device having a back light for irradiating a liquid crystal panel with light. An LED as a light emitting element is provided on a light guide panel provided in the back light, and a reflection member is provided on an optical sheet in the vicinity of an inclined plane of the light guide panel to reflect the light going out of the inclined plane toward the light guide panel. Furthermore, a convex portion of the light guide panel is formed between a plurality of light emitting elements, and an adhesive member is also provided between the convex portion and the optical sheet to ensure tight adhesion between the light guide panel and the optical sheet.
摘要翻译：本发明提供一种液晶显示装置，其具有用于用光照射液晶面板的背光。作为发光元件的LED设置在设置在背光中的导光板上，并且反射构件设置在导光板的倾斜面附近的光学片上，以反射出来的光倾斜平面朝向导光板。此外，导光板的凸部形成在多个发光元件之间，并且在凸部和光学片之间还设置有粘合部件，以确保导光板与光学片之间的紧密粘合。

9. 发明授权

US07990361B2 Liquid crystal display device having an improved backlight 有权
标题翻译：具有改进的背光的液晶显示装置
公开(公告)号：US07990361B2
公开(公告)日：2011-08-02
申请号：US12382029
申请日：2009-03-06
申请人： Toshihiro Yajima , Seiichi Nishiyama , Shigetake Takaku , Yoshiharu Takeda , Shigeo Mikoshiba , Tomokazu Shiga , Koji Hashimoto , Yusuke Baba
发明人： Toshihiro Yajima , Seiichi Nishiyama , Shigetake Takaku , Yoshiharu Takeda , Shigeo Mikoshiba , Tomokazu Shiga , Koji Hashimoto , Yusuke Baba
IPC分类号： G09G3/36
CPC分类号： G02F1/133604 , G02F1/133605 , G02F1/133608 , G02F2001/133317 , G02F2001/13332 , G02F2001/133334 , G02F2001/133612 , G09G3/3406 , G09G2320/0233 , H01J65/046 , H05B41/245 , H05B41/2822
摘要： A liquid crystal display device includes a liquid crystal display panel having a liquid crystal layer sandwiched between a pair of transparent substrates, at least one of which has patterned electrodes on an inner surface thereof, and a backlight disposed behind the liquid crystal display panel. The backlight has at least one discharge tube including a sealed-off transparent tube, a phosphor film formed on an inner surface of the sealed-off transparent tube, and a discharge gas within the sealed-off transparent tube and plural electrodes spaced in a direction of an axis of the sealed-off transparent tube and positioned at least partially around a circumference of the sealed-off transparent tube. At least two adjacent ones of the plural electrodes is supplied with alternating voltages different in frequency from each other, respectively.
摘要翻译：液晶显示装置包括液晶显示面板，液晶显示面板具有夹在一对透明基板之间的液晶层，其中至少一个在其内表面上具有图形电极，以及设置在液晶显示面板后面的背光。背光源具有至少一个放电管，其包括密封的透明管，形成在密封的透明管的内表面上的荧光膜，以及密封的透明管内的放电气体和沿着方向并且至少部分地围绕密封的透明管的圆周定位。多个电极中的至少两个相邻的电极被分别供给彼此频率不同的交流电压。

10. 发明授权

US07218308B2 Liquid crystal display device having an improved backlight 有权
标题翻译：具有改进的背光的液晶显示装置
公开(公告)号：US07218308B2
公开(公告)日：2007-05-15
申请号：US11211582
申请日：2005-08-26
申请人： Toshihiro Yajima , Seiichi Nishiyama , Shigetake Takaku , Yoshiharu Takeda , Shigeo Mikoshiba , Tomokazu Shiga , Koji Hashimoto , Yusuke Baba
发明人： Toshihiro Yajima , Seiichi Nishiyama , Shigetake Takaku , Yoshiharu Takeda , Shigeo Mikoshiba , Tomokazu Shiga , Koji Hashimoto , Yusuke Baba
IPC分类号： G09G3/36
CPC分类号： G02F1/133604 , G02F1/133605 , G02F1/133608 , G02F2001/133317 , G02F2001/13332 , G02F2001/133334 , G02F2001/133612 , G09G3/3406 , G09G2320/0233 , H01J65/046 , H05B41/245 , H05B41/2822
摘要： A liquid crystal display device includes a liquid crystal display panel having a liquid crystal layer sandwiched between a pair of transparent substrates, at least one of which has patterned electrodes on an inner surface thereof, and a backlight disposed behind the liquid crystal display panel. The backlight has at least one discharge tube including a sealed-off transparent tube, a phosphor film formed on an inner surface of the sealed-off transparent tube, and a discharge gas within the sealed-off transparent tube and plural electrodes spaced in a direction of an axis of the sealed-off transparent tube and positioned at least partially around a circumference of the sealed-off transparent tube. At least two adjacent ones of the plural electrodes is supplied with alternating voltages different in frequency from each other, respectively.
摘要翻译：液晶显示装置包括液晶显示面板，液晶显示面板具有夹在一对透明基板之间的液晶层，其中至少一个在其内表面上具有图形电极，以及设置在液晶显示面板后面的背光。该背光具有至少一个放电管，其包括密封的透明管，形成在密封的透明管的内表面上的荧光膜，以及密封的透明管内的放电气体和沿着方向并且至少部分地围绕密封的透明管的圆周定位。多个电极中的至少两个相邻的电极被分别供给彼此频率不同的交流电压。

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