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1. 发明授权

US06310616B1 Voltage generating circuit, and common electrode drive circuit signal line drive circuit and gray-scale voltage generating circuit for display device 有权
标题翻译：电压发生电路，公共电极驱动电路信号线驱动电路和显示装置的灰度电压发生电路
公开(公告)号：US06310616B1
公开(公告)日：2001-10-30
申请号：US09234446
申请日：1999-01-21
申请人： Toshihiro Yanagi , Hisao Okada , Tadatsugu Nishitani , Yuji Yamamoto , Takeshi Takarada
发明人： Toshihiro Yanagi , Hisao Okada , Tadatsugu Nishitani , Yuji Yamamoto , Takeshi Takarada
IPC分类号： G09G500
CPC分类号： H04N3/127 , G09G3/2011 , G09G3/2014 , G09G3/3614 , G09G3/3655 , G09G3/3696 , G09G2330/021
摘要： A drive circuit for a display device supplying a plurality of gray-scale voltages to the display device, based on externally supplied digital video signal data, includes: a plurality of gray-scale power supplies, a plurality of drive power supplies, a unit for forming a first part of the plurality of gray-scale voltages using the gray-scale voltage power supplies, and a unit for forming a second part of the plurality of gray-scale voltages using the drive power supplies.
摘要翻译：一种用于根据外部提供的数字视频信号数据向显示装置提供多个灰度电压的显示装置的驱动电路，包括：多个灰度电源，多个驱动电源，用于使用灰度级电压电源形成多个灰度电压的第一部分，以及使用驱动电源形成多个灰度电压的第二部分的单元。

2. 发明授权

US5680148A Driving circuit for a display apparatus capable of display of an image with gray scales 失效
标题翻译：用于能够以灰度显示图像的显示装置的驱动电路
公开(公告)号：US5680148A
公开(公告)日：1997-10-21
申请号：US503328
申请日：1995-07-17
申请人： Hisao Okada , Tadatsugu Nishitani , Toshihiro Yanagi
发明人： Hisao Okada , Tadatsugu Nishitani , Toshihiro Yanagi
IPC分类号： G02F1/133 , G09G3/20 , G09G3/36
CPC分类号： G09G3/2011 , G09G3/3648 , G09G3/3688 , G09G2310/027 , G09G2320/0276 , G09G3/2014 , G09G3/3614
摘要： A driving circuit for a display apparatus is provided which apparatus includes pixels allowed to produce a display image by specific voltages applied thereto. The driving circuit includes: a first voltage output means for generating an interpolated voltage on the basis of gray-scale reference voltages supplied thereto, and applying the interpolated voltage to the pixels, the interpolated voltage being of a level between the voltage levels of the gray-scale reference voltages; and a second voltage output means for applying, to the pixels, a voltage different from the gray-scale reference voltages.
摘要翻译：提供了一种用于显示装置的驱动电路，该装置包括允许通过施加到其上的特定电压产生显示图像的像素。驱动电路包括：第一电压输出装置，用于基于提供给其的灰度参考电压产生内插电压，并将内插电压施加到像素，所述内插电压是灰度的电压电平之间的电平 - 参考电压; 以及第二电压输出装置，用于向像素施加不同于灰度参考电压的电压。

3. 发明授权

US5929847A Voltage generating circuit, and common electrode drive circuit, signal line drive circuit and gray-scale voltage generating circuit for display devices 失效
公开(公告)号：US5929847A
公开(公告)日：1999-07-27
申请号：US194151
申请日：1994-02-09
申请人： Toshihiro Yanagi , Hisao Okada , Tadatsugu Nishitani , Yuji Yamamoto , Takeshi Takarada
发明人： Toshihiro Yanagi , Hisao Okada , Tadatsugu Nishitani , Yuji Yamamoto , Takeshi Takarada
IPC分类号： G09G3/20 , G09G3/36 , H04N3/12 , G09G5/00
CPC分类号： H04N3/127 , G09G3/3696 , G09G2330/021 , G09G3/2011 , G09G3/2014 , G09G3/3614 , G09G3/3655
摘要： A drive circuit for a display device supplying a plurality of gray-scale voltages to the display device, based on externally supplied digital video signal data, includes: a plurality of gray-scale power supplies, a plurality of drive power supplies, a unit for forming a first part of the plurality of gray-scale voltages using the gray-scale voltage power supplies, and a unit for forming a second part of the plurality of gray-scale voltages using the drive power supplies.

4. 发明授权

US06509895B2 Voltage generating circuit, and common electrode drive circuit, signal line drive circuit and gray-scale voltage generating circuit for display devices 失效
公开(公告)号：US06509895B2
公开(公告)日：2003-01-21
申请号：US09916343
申请日：2001-07-30
申请人： Toshihiro Yanagi , Hisao Okada , Tadatsugu Nishitani , Yuji Yamamoto , Takeshi Takarada
发明人： Toshihiro Yanagi , Hisao Okada , Tadatsugu Nishitani , Yuji Yamamoto , Takeshi Takarada
IPC分类号： G09G500
CPC分类号： H04N3/127 , G09G3/2011 , G09G3/2014 , G09G3/3614 , G09G3/3655 , G09G3/3696 , G09G2330/021
摘要： A drive circuit for a display device supplying a plurality of gray-scale voltages to the display device, based on externally supplied digital video signal data, includes: a plurality of gray-scale power supplies, a plurality of drive power supplies, a unit for forming a first part of the plurality of gray-scale voltages using the gray-scale voltage power supplies, and a unit for forming a second part of the plurality of gray-scale voltages using the drive power supplies.

5. 发明授权

US5621426A Display apparatus and driving circuit for driving the same 失效
标题翻译：显示装置及其驱动电路
公开(公告)号：US5621426A
公开(公告)日：1997-04-15
申请号：US446064
申请日：1995-05-19
申请人： Hisao Okada , Tadatsugu Nishitani , Toshihiro Yanagi
发明人： Hisao Okada , Tadatsugu Nishitani , Toshihiro Yanagi
IPC分类号： G02F1/133 , G09G3/20 , G09G3/36
CPC分类号： G09G3/3688 , G09G3/3696 , G09G2310/027 , G09G2330/02 , G09G3/2011 , G09G3/2018
摘要： A driving circuit for driving a display apparatus, includes: a control signal generating unit for generating a plurality of control signals in accordance with digital video data; a voltage signal output unit for receiving the plurality of control signals and selectively outputting at least one of a plurality of voltage signals supplied from a voltage supply unit in response to the plurality of control signals; and a signal delay unit, when a predetermined change occurs for each of the plurality of control signals, for transmitting the predetermined change to the voltage signal output unit with a predetermined period .DELTA.t delayed.
摘要翻译：一种用于驱动显示装置的驱动电路，包括：控制信号产生单元，用于根据数字视频数据产生多个控制信号; 电压信号输出单元，用于接收多个控制信号，并且响应于多个控制信号选择性地输出从电压提供单元提供的多个电压信号中的至少一个; 以及信号延迟单元，当对于所述多个控制信号中的每个控制信号发生预定的变化时，用于以预定周期DELTA t将所述预定变化发送到所述电压信号输出单元。

6. 发明授权

US5537129A Common electrode driving circuit for use in a display apparatus 失效
标题翻译：用于显示装置的公共电极驱动电路
公开(公告)号：US5537129A
公开(公告)日：1996-07-16
申请号：US178387
申请日：1993-12-23
申请人： Hisao Okada , Tadatsugu Nishitani , Yuji Yamamoto , Takeshi Takarada
发明人： Hisao Okada , Tadatsugu Nishitani , Yuji Yamamoto , Takeshi Takarada
IPC分类号： G02F1/133 , G09G3/36
CPC分类号： G09G3/3655 , G02F2203/66 , G09G2320/0209
摘要： A common electrode driving circuit for use in a display apparatus including a first substrate; a second substrate opposed to the first substrate with a display medium interposed therebetween; a plurality of pixel electrodes, a plurality of common electrode driving terminals provided on a surface of the first substrate opposed to the second substrate; and at least one common electrode provided on a surface of the second substrate opposed to the first substrate. The common electrode is opposed to the plurality of pixel electrodes and is connected to the plurality of common electrode driving terminals respectively through a plurality of common electrode transfer resistances. The common electrode driving circuit includes a detection device for detecting a resultant voltage applied to the common electrode through at least one of the plurality of common electrode transfer resistances; and a driving voltage generating circuit for generating a driving voltage based on a reference signal and a resultant voltage applied to the common electrode which is detected by the detection device and outputting the driving voltage to the plurality of common electrode driving terminals.
摘要翻译：一种在包括第一基板的显示装置中使用的公共电极驱动电路; 与所述第一基板相对的第二基板，其间具有显示介质; 多个像素电极，设置在与第二基板相对的第一基板的表面上的多个公共电极驱动端子; 以及设置在与第一基板相对的第二基板的表面上的至少一个公共电极。公共电极与多个像素电极相对，并且分别通过多个公共电极转印电阻连接到多个公共电极驱动端子。公共电极驱动电路包括检测装置，用于通过多个公共电极转移电阻中的至少一个来检测施加到公共电极的合成电压; 以及驱动电压产生电路，用于基于由所述检测装置检测到的参考信号和施加到所述公共电极的合成电压来产生驱动电压，并将所述驱动电压输出到所述多个公共电极驱动端子。

7. 发明授权

US5402142A Drive circuit for display apparatus 失效
标题翻译：显示装置的驱动电路
公开(公告)号：US5402142A
公开(公告)日：1995-03-28
申请号：US934389
申请日：1992-08-21
申请人： Hisao Okada , Yuji Yamamoto , Tadatsugu Nishitani , Toshihiro Yanagi
发明人： Hisao Okada , Yuji Yamamoto , Tadatsugu Nishitani , Toshihiro Yanagi
IPC分类号： G02F1/133 , G09G3/20 , G09G3/36 , H04N3/12 , H04N5/20
CPC分类号： H04N3/127 , G09G3/3648 , G09G3/3655 , G09G3/3688 , G09G3/3696 , G09G2310/027 , G09G2320/0204 , G09G2320/0219 , G09G2320/0247 , G09G3/2011 , G09G3/3614
摘要： A drive circuit for a display apparatus includes an input section for receiving a digital video signal, a voltage supply section for generating a common electrode voltage and a plurality of gradation voltages, a driving section for selecting one of the plurality of gradation voltages according to the input digital video signal and applying the selected gradation voltage to one of the pixel electrodes, and for applying the common electrode voltage to the common electrode, the common electrode voltage being shifted based on a certain relationship so that a central value of the common electrode voltage is different from central values of the gradation voltages.
摘要翻译：用于显示装置的驱动电路包括用于接收数字视频信号的输入部分，用于产生公共电极电压和多个灰度电压的电压供应部分，用于根据所述多个灰度电压来选择所述多个灰度电压中的一个的驱动部分输入数字视频信号并将所选择的灰度电压施加到一个像素电极，并且将公共电极电压施加到公共电极，基于一定关系使公共电极电压偏移，使得公共电极电压的中心值不同于灰度电压的中心值。

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