专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20080074568A1 LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD OF THE SAME 有权
标题翻译：液晶显示装置及其驱动方法
公开(公告)号：US20080074568A1
公开(公告)日：2008-03-27
申请号：US11850430
申请日：2007-09-05
申请人： Yukio Tanaka , Kenji Nakao , Tetsuo Fukami
发明人： Yukio Tanaka , Kenji Nakao , Tetsuo Fukami
IPC分类号： G02F1/141
CPC分类号： G09G3/3614 , G09G3/3406 , G09G3/3611 , G09G2300/0491 , G09G2310/0235 , G09G2310/061 , G09G2310/08 , G09G2320/0247
摘要： A liquid crystal display device includes a liquid crystal display panel (LCD panel), an area light source device which illuminates the LCD panel, a driving unit which drives the LCD panel and the area light source device, and a control unit which controls the driving unit. The LCD panel includes display pixels. The area light source device includes plural kinds of light sources which are successively turned on in one frame period. The control unit includes means for controlling the driving unit in a manner to execute video signal write and reset signal write after the video signal write, in a period in which one of the plural kinds of light sources is turned on in the one frame period. The video signal write and the reset signal write are executed with the same polarity, and a polarity of potential of the display pixels is reversed between frame periods.
摘要翻译：液晶显示装置包括：液晶显示面板（LCD面板），照亮LCD面板的区域光源装置，驱动LCD面板的驱动单元和区域光源装置;以及控制单元，其控制驱动单元。 LCD面板包括显示像素。区域光源装置包括在一个帧周期中连续打开的多种光源。控制单元包括用于在一帧周期中多个光源中的一个被接通的时段内以视频信号写入之后执行视频信号写入和复位信号写入的方式来控制驱动单元的装置。以相同的极性执行视频信号写入和复位信号写入，并且显示像素的电位的极性在帧周期之间反转。

2. 发明授权

US09286842B2 Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：US09286842B2
公开(公告)日：2016-03-15
申请号：US11526733
申请日：2006-09-26
申请人： Yukio Tanaka , Kenji Nakao , Tetsuo Fukami , Kazuhiro Nishiyama
发明人： Yukio Tanaka , Kenji Nakao , Tetsuo Fukami , Kazuhiro Nishiyama
IPC分类号： G09G3/36 , G09G3/34
CPC分类号： G09G3/3648 , G09G3/3406 , G09G3/3607 , G09G3/3614 , G09G2310/0218 , G09G2310/0237 , G09G2310/0283 , G09G2310/063 , G09G2320/0247 , G09G2330/021
摘要： A liquid crystal display device which includes a plurality of OCB liquid crystal pixels arrayed substantially in a matrix, and a driver circuit which cyclically writes a non-video signal and a video signal as a pixel voltage in each of the liquid crystal pixels. The liquid crystal display device further includes a control circuit which sets a first period and a second period different in length from the first period such that a total time length of the first period and the second period does not exceed one frame period, and controls the driver circuit to execute write of the non-video signal for the liquid crystal pixels in the first period and to execute write of the video signal for the liquid crystal pixels PX in the second period.
摘要翻译：一种液晶显示装置，其包括基本上排列成矩阵的多个OCB液晶像素，以及在每个液晶像素中循环写入非视频信号和视频信号作为像素电压的驱动电路。液晶显示装置还包括控制电路，其设定与第一期间不同长度的第一期间和第二期间，使得第一期间和第二期间的总时间长度不超过一个帧周期，并且控制驱动电路，以在第一时段内执行用于液晶像素的非视频信号的写入，并且在第二周期中执行用于液晶像素PX的视频信号的写入。

3. 发明授权

US08451206B2 Liquid crystal display and method with field sequential driving and frame polarity reversal 有权
标题翻译：液晶显示和方法与场顺序驱动和帧极性反转
公开(公告)号：US08451206B2
公开(公告)日：2013-05-28
申请号：US11850430
申请日：2007-09-05
申请人： Yukio Tanaka , Kenji Nakao , Tetsuo Fukami
发明人： Yukio Tanaka , Kenji Nakao , Tetsuo Fukami
IPC分类号： G09G3/36
CPC分类号： G09G3/3614 , G09G3/3406 , G09G3/3611 , G09G2300/0491 , G09G2310/0235 , G09G2310/061 , G09G2310/08 , G09G2320/0247
摘要： A liquid crystal display device includes a liquid crystal display panel (LCD panel), an area light source device which illuminates the LCD panel, a driving unit which drives the LCD panel and the area light source device, and a control unit which controls the driving unit. The LCD panel includes display pixels. The area light source device includes plural kinds of light sources which are successively turned on in one frame period. The control unit includes means for controlling the driving unit in a manner to execute video signal write and reset signal write after the video signal write, in a period in which one of the plural kinds of light sources is turned on in the one frame period. The video signal write and the reset signal write are executed with the same polarity, and a polarity of potential of the display pixels is reversed between frame periods.
摘要翻译：液晶显示装置包括：液晶显示面板（LCD面板），照亮LCD面板的区域光源装置，驱动LCD面板的驱动单元和区域光源装置;以及控制单元，其控制驱动单元。 LCD面板包括显示像素。区域光源装置包括在一个帧周期中连续打开的多种光源。控制单元包括用于在一帧周期中多个光源中的一个被接通的时段内以视频信号写入之后执行视频信号写入和复位信号写入的方式来控制驱动单元的装置。以相同的极性执行视频信号写入和复位信号写入，并且显示像素的电位的极性在帧周期之间反转。

4. 发明申请

US20080024405A1 LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF DRIVING LIQUID CRYSTAL DISPLAY DEVICE 审中-公开
标题翻译：液晶显示装置及驱动液晶显示装置的方法
公开(公告)号：US20080024405A1
公开(公告)日：2008-01-31
申请号：US11781441
申请日：2007-07-23
申请人： Tetsuo FUKAMI , Yukio Tanaka , Kenji Nakao
发明人： Tetsuo FUKAMI , Yukio Tanaka , Kenji Nakao
IPC分类号： G09G3/36
CPC分类号： G09G3/3659 , G09G2300/0491 , G09G2300/0876 , G09G2310/06 , G09G2310/061
摘要： A liquid crystal display device includes display pixels which are arrayed in a matrix, a driver circuit which drives the display pixels in units of a predetermined number of rows, and a controller which controls the driver circuit so as to alternately execute non-video signal write in which a non-video signal is written by driving the display pixels on a row-by-row basis, and video signal write in which a video signal is written by driving the display pixels on a row-by-row basis. Each of the display pixels includes a first capacitance which is formed by a voltage applied between electrode substrates, and a second capacitance which is coupled to the first capacitance. The controller includes a control circuit which controls the driver circuit so as to charge a predetermined capacitance on the second capacitance in a superimposing manner during a time period in which the non-video signal write is executed.
摘要翻译：液晶显示装置包括排列成矩阵的显示像素，以预定行数为单位驱动显示像素的驱动电路，以及控制驱动电路以交替执行非视频信号写入的控制器其中通过以逐行为基础驱动显示像素来写入非视频信号，以及通过逐行驱动显示像素来写入视频信号的视频信号写入。每个显示像素包括由施加在电极基板之间的电压形成的第一电容和耦合到第一电容的第二电容。该控制器包括控制电路，该控制电路在执行非视频信号写入的时间段期间以叠加方式控制驱动电路以对第二电容的预定电容充电。

5. 发明申请

US20070229447A1 LIQUID CRYSTAL DISPLAY DEVICE 审中-公开
标题翻译：液晶显示装置
公开(公告)号：US20070229447A1
公开(公告)日：2007-10-04
申请号：US11689222
申请日：2007-03-21
申请人： Hiroshi Takahara , Kenji Nakao , Kazuhiro Nishiyama , Yukio Tanaka , Shigesumi Araki , Mitsutaka Okita , Tetsuo Fukami
发明人： Hiroshi Takahara , Kenji Nakao , Kazuhiro Nishiyama , Yukio Tanaka , Shigesumi Araki , Mitsutaka Okita , Tetsuo Fukami
IPC分类号： G09G3/36
CPC分类号： G09G3/3655 , G09G3/3406 , G09G3/3614 , G09G3/3696 , G09G2310/061 , G09G2320/0247 , G09G2320/0261 , G09G2320/041 , G09G2340/0435
摘要： Common signals VCOM during a black voltage writing period are set to be larger than common signals VCOM during a video writing period. The common voltage signals VCOM is VmH or VmL during the black voltage writing periods. The common voltage signals VCOM is VcH or VcL during video writing periods and video holding periods. The polarity of the common voltage signals VCOM is inverted alternately from frame to frame. A backlight is extinguished in the black voltage writing period.
摘要翻译：黑电压写入期间的公共信号VCOM在视频写入期间被设定为大于公共信号VCOM。在黑电压写入期间，公共电压信号VCOM为VmH或VmL。在视频写入期间和视频保持期间，公共电压信号VCOM为VcH或VcL。公共电压信号VCOM的极性从帧到帧交替地反转。在黑电压写入期间背光熄灭。

6. 发明申请

US20070103425A1 Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：US20070103425A1
公开(公告)日：2007-05-10
申请号：US11526733
申请日：2006-09-26
申请人： Yukio Tanaka , Kenji Nakao , Tetsuo Fukami , Kazuhiro Nishiyama
发明人： Yukio Tanaka , Kenji Nakao , Tetsuo Fukami , Kazuhiro Nishiyama
IPC分类号： G09G3/36
CPC分类号： G09G3/3648 , G09G3/3406 , G09G3/3607 , G09G3/3614 , G09G2310/0218 , G09G2310/0237 , G09G2310/0283 , G09G2310/063 , G09G2320/0247 , G09G2330/021
摘要： A liquid crystal display device which includes a plurality of OCB liquid crystal pixels arrayed substantially in a matrix, and a driver circuit which cyclically writes a non-video signal and a video signal as a pixel voltage in each of the liquid crystal pixels. The liquid crystal display device further includes a control circuit which sets a first period and a second period different in length from the first period such that a total time length of the first period and the second period does not exceed one frame period, and controls the driver circuit to execute write of the non-video signal for the liquid crystal pixels in the first period and to execute write of the video signal for the liquid crystal pixels PX in the second period.
摘要翻译：一种液晶显示装置，其包括基本上排列成矩阵的多个OCB液晶像素，以及在每个液晶像素中循环写入非视频信号和视频信号作为像素电压的驱动电路。液晶显示装置还包括控制电路，其设定与第一期间不同长度的第一期间和第二期间，使得第一期间和第二期间的总时间长度不超过一个帧周期，并且控制驱动电路，以在第一时段内执行用于液晶像素的非视频信号的写入，并且在第二周期中执行用于液晶像素PX的视频信号的写入。

7. 发明授权

US07894007B2 Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：US07894007B2
公开(公告)日：2011-02-22
申请号：US12114208
申请日：2008-05-02
申请人： Tetsuo Fukami , Yukio Tanaka , Masaki Miyatake , Hiroshi Azuma , Kenji Nakao
发明人： Tetsuo Fukami , Yukio Tanaka , Masaki Miyatake , Hiroshi Azuma , Kenji Nakao
IPC分类号： G09G3/36 , G02F1/141
CPC分类号： G02F1/1395 , G02F2001/133388 , G09G3/3648 , G09G3/3688 , G09G2300/0491 , G09G2310/0232 , G09G2310/06 , G09G2320/0233
摘要： A liquid crystal display device includes a liquid crystal display panel having a display section which is composed of a plurality of display pixels, a driving unit which drives the display pixels, and a control unit which controls the driving unit. A first substrate includes pixel electrodes which are disposed in association with the plurality of display pixels. A second substrate includes a counter-electrode which is opposed to the plurality of pixel electrodes. A pair of alignment films are disposed on the plurality of pixel electrodes and the counter-electrode, and control an alignment state of liquid crystal molecules, which are included in the liquid crystal layer, by rubbing treatment. Dummy display pixels are disposed on a terminal end side of the display section in a rubbing direction. A driving unit includes circuit for cyclically applying a reverse transition prevention signal to the dummy display pixels.
摘要翻译：液晶显示装置包括具有由多个显示像素组成的显示部分的液晶显示面板，驱动显示像素的驱动单元和控制驱动单元的控制单元。第一基板包括与多个显示像素相关联地设置的像素电极。第二基板包括与多个像素电极相对的对置电极。一对取向膜设置在多个像素电极和对置电极上，通过摩擦处理来控制包含在液晶层中的液晶分子的取向状态。虚拟显示像素沿摩擦方向设置在显示部的终端侧。驱动单元包括用于向虚拟显示像素循环地施加反向转变防止信号的电路。

8. 发明授权

US08411013B2 Active matrix liquid crystal display device and driving method with overlapping write periods 有权
标题翻译：主动矩阵液晶显示装置及驱动方式重叠写入周期
公开(公告)号：US08411013B2
公开(公告)日：2013-04-02
申请号：US12166790
申请日：2008-07-02
申请人： Yukio Tanaka , Kenji Nakao , Tetsuo Fukami , Kazuhiro Nishiyama
发明人： Yukio Tanaka , Kenji Nakao , Tetsuo Fukami , Kazuhiro Nishiyama
IPC分类号： G09G3/36
CPC分类号： G09G3/3648 , G09G2300/0491 , G09G2310/024 , G09G2310/061 , G09G2310/08 , G09G2320/0209 , G09G2320/041
摘要： A display device includes a circuit which is configured to execute such control that write of a non-video signal in pixels is executed in the first period, write of a video signal in the pixels is executed in the second period which partly overlaps the first period, write of the video signal, in the pixels is executed in the third period which partly overlaps the second period, the write of the non-video signal and the write of the video signal are alternately executed in units of one horizontal cycle or horizontal cycles in a period in which the first period overlaps the second period, and the write of the video signal corresponding to the second period and the third period are alternately executed in units of one horizontal cycle or horizontal cycles in a period in which the second period overlaps the third period.
摘要翻译：显示装置包括：电路，被配置为执行这样的控制，即，在第一周期中执行以像素为单位的非视频信号的写入，在与第一周期部分重叠的第二周期中执行像素中的视频信号的写入在与第二周期部分重叠的第三周期中执行像素中的视频信号的写入，非视频信号的写入和视频信号的写入以一个水平周期或水平周期为单位交替执行在第一周期与第二周期重叠的时段中，并且对应于第二周期和第三周期的视频信号的写入在第二周期重叠的周期中以一个水平周期或水平周期为单位交替执行第三期。

9. 发明申请

US20080278647A1 LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF DRIVING LIQUID CRYSTAL DISPLAY DEVICE 审中-公开
标题翻译：液晶显示装置及驱动液晶显示装置的方法
公开(公告)号：US20080278647A1
公开(公告)日：2008-11-13
申请号：US12113401
申请日：2008-05-01
申请人： Tetsuo FUKAMI , Yukio Tanaka , Kenji Nakao
发明人： Tetsuo FUKAMI , Yukio Tanaka , Kenji Nakao
IPC分类号： G02F1/133
CPC分类号： G02F1/1395 , G09G3/3655 , G09G2300/0491 , G09G2300/0876 , G09G2310/06
摘要： A liquid crystal display device includes substrates which are opposed to each other, a liquid crystal layer which includes an OCB mode liquid crystal and is held between the substrates, a display section which is composed of display pixels that are arrayed in a matrix, and a driving unit which cyclically charges a reverse transition prevention signal and a video signal in each of the display pixels. The driving unit includes circuits for varying a liquid crystal voltage which is retained in the display pixel after the charging of the reverse transition prevention signal, and a liquid crystal voltage which is retained in the display pixel after the charging of the video signal, thereby making a variation amount of the liquid crystal voltage after the charging of the reverse transition prevention signal greater than a variation amount of the liquid crystal voltage after the charging of the video signal.
摘要翻译：液晶显示装置包括彼此相对的基板，包括OCB模式液晶并保持在基板之间的液晶层，由阵列排列的显示像素组成的显示部分和驱动单元，其对每个显示像素中的反向转变防止信号和视频信号进行循环充电。驱动单元包括用于改变在反向转变防止信号的充电之后保留在显示像素中的液晶电压的电路和在对视频信号进行充电之后保留在显示像素中的液晶电压，从而使在反向转变防止信号的充电之后的液晶电压的变化量大于在视频信号的充电之后的液晶电压的变化量。

10. 发明申请

US20080278644A1 LIQUID CRYSTAL DISPLAY DEVICE 有权
标题翻译：液晶显示装置
公开(公告)号：US20080278644A1
公开(公告)日：2008-11-13
申请号：US12114208
申请日：2008-05-02
申请人： Tetsuo Fukami , Yukio Tanaka , Masaki Miyatake , Hiroshi Azuma , Kenji Nakao
发明人： Tetsuo Fukami , Yukio Tanaka , Masaki Miyatake , Hiroshi Azuma , Kenji Nakao
IPC分类号： G09G3/36 , G02F1/133 , G02F1/1337
CPC分类号： G02F1/1395 , G02F2001/133388 , G09G3/3648 , G09G3/3688 , G09G2300/0491 , G09G2310/0232 , G09G2310/06 , G09G2320/0233
摘要： A liquid crystal display device includes a liquid crystal display panel having a display section which is composed of a plurality of display pixels, a driving unit which drives the display pixels, and a control unit which controls the driving unit. A first substrate includes pixel electrodes which are disposed in association with the plurality of display pixels. A second substrate includes a counter-electrode which is opposed to the plurality of pixel electrodes. A pair of alignment films are disposed on the plurality of pixel electrodes and the counter-electrode, and control an alignment state of liquid crystal molecules, which are included in the liquid crystal layer, by rubbing treatment. Dummy display pixels are disposed on a terminal end side of the display section in a rubbing direction. A driving unit includes circuit for cyclically applying a reverse transition prevention signal to the dummy display pixels.
摘要翻译：液晶显示装置包括具有由多个显示像素组成的显示部分的液晶显示面板，驱动显示像素的驱动单元和控制驱动单元的控制单元。第一基板包括与多个显示像素相关联地设置的像素电极。第二基板包括与多个像素电极相对的对置电极。一对取向膜设置在多个像素电极和对置电极上，通过摩擦处理来控制包含在液晶层中的液晶分子的取向状态。虚拟显示像素沿摩擦方向设置在显示部的终端侧。驱动单元包括用于向虚拟显示像素循环地施加反向转变防止信号的电路。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式