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    • 1. 发明授权
    • Display device
    • 显示设备
    • US08610699B2
    • 2013-12-17
    • US12700787
    • 2010-02-05
    • Kenichi AkiyamaYoshihiro KotaniShuuichirou Matsumoto
    • Kenichi AkiyamaYoshihiro KotaniShuuichirou Matsumoto
    • G09G5/00
    • G09G3/3688G09G2310/027
    • An object of the invention is to reduce the size of a decoder circuit of a display device. A decoder circuit which outputs voltages corresponding to 8-bit digital values includes a predecoder section, which includes an A decoder, B decoder, and C decoder, each of which is configured of a matrix type decoder circuit which carries out a three bits' worth of decoding, and a tournament type decoder circuit which carries out a three bits' worth of decoding, a selection circuit which, having input thereinto three voltages output respectively from the A decoder, B decoder, and C decoder, and applied to three output signal lines, selects two voltages of the three input voltages using a bit with one of the digital values and applies them to two output signal lines, and an intermediate voltage output circuit which, having input thereinto the two voltages selected by the selection circuit, outputs a voltage which is the average of the two voltages.
    • 本发明的目的是减小显示装置的解码器电路的尺寸。 输出对应于8位数字值的电压的解码器电路包括预解码器部分,其包括A解码器,B解码器和C解码器,每个解码器部分由执行三比特值的矩阵型解码器电路 的解码,以及执行三比特解码的比赛型解码器电路,选择电路,其输入分别从A解码器,B解码器和C解码器输出的三个电压,并且应用于三个输出信号 使用具有数字值之一的位选择三个输入电压的两个电压,并将其施加到两个输出信号线,并且输入其中由选择电路选择的两个电压的中间电压输出电路输出一个 电压是两个电压的平均值。
    • 2. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE HAVING DRIVE CIRCUITS WITH MASTER/SLAVE CONTROL
    • 具有主/从属控制的驱动电路的液晶显示装置
    • US20130307839A1
    • 2013-11-21
    • US13922823
    • 2013-06-20
    • Yoshihiro KOTANIKenichi Akiyama
    • Yoshihiro KOTANIKenichi Akiyama
    • G09G3/36
    • G09G3/3696G09G3/3688G09G2310/0218
    • A liquid crystal display device used in miniaturized portable equipment includes a distribution circuit corresponding to a circuit scale of a drive circuit to cope with a high-definition multi-grayscale display. A liquid crystal display device having a liquid crystal display element and a liquid crystal drive circuit includes a distribution circuit which distributes a drive circuit output to a plurality of video signal lines within one scanning period. The distribution circuit is divided into a plurality of distribution circuits, and control signals are supplied to each distribution circuit from both end portions of the each distribution circuit. When an output part of the drive circuit is configured with a high withstand-voltage output amplifier and a low withstand-voltage output amplifier alternately connected with the distribution circuit, master and slave functions are imparted to the drive circuit allowing the drive circuit to cope with odd-numbered outputs.
    • 用于小型便携式设备的液晶显示装置包括对应于驱动电路的电路规模的分配电路,以应对高分辨率多灰度显示。 具有液晶显示元件和液晶驱动电路的液晶显示装置包括在一个扫描周期内将驱动电路输出分配给多个视频信号线的分配电路。 分配电路被分成多个分配电路,并且控制信号从每个分配电路的两个端部提供给每个分配电路。 当驱动电路的输出部分配置有高耐压输出放大器和与分配电路交替连接的低耐压输出放大器时,主和从功能被赋予驱动电路,允许驱动电路处理 奇数输出。
    • 3. 发明申请
    • Liquid crystal display device
    • 液晶显示装置
    • US20090231324A1
    • 2009-09-17
    • US12292447
    • 2008-11-19
    • Yoshihiro KotaniKenichi Akiyama
    • Yoshihiro KotaniKenichi Akiyama
    • G09G5/00H04N7/18
    • G09G3/3696G09G3/3688G09G2310/0218
    • A liquid crystal display device used in miniaturized portable equipment includes a distribution circuit corresponding to a circuit scale of a drive circuit to cope with a high-definition multi-grayscale display. A liquid crystal display device which is constituted of a liquid crystal display element and a liquid crystal drive circuit includes a distribution circuit which distributes an output of a drive circuit to a plurality of video signal lines within one scanning period, the distribution circuit is divided into a plurality of distribution circuits, and control signals are supplied to each distribution circuit from both end portions of the each distribution circuit. Further, when an output part of the drive circuit is configured such that a high withstand-voltage output amplifier and a low withstand-voltage output amplifier are alternately connected with the distribution circuit, a master function and a slave function are imparted to the drive circuit so as to allow the drive circuit to cope with odd-numbered outputs.
    • 用于小型便携式设备的液晶显示装置包括对应于驱动电路的电路规模的分配电路,以应对高分辨率多灰度显示。 由液晶显示元件和液晶驱动电路构成的液晶显示装置包括在一个扫描期间内将驱动电路的输出分配给多个视频信号线的分配电路,分配电路分为 多个分配电路和控制信号从每个分配电路的两个端部提供给每个分配电路。 此外,当驱动电路的输出部分被配置为使得高耐压输出放大器和低耐压输出放大器与分配电路交替连接时,将主功能和从功能赋予驱动电路 以允许驱动电路处理奇数输出。
    • 4. 发明授权
    • Liquid crystal display device having drive circuits with master/slave control
    • 具有主/从控制的驱动电路的液晶显示装置
    • US08531377B2
    • 2013-09-10
    • US12292447
    • 2008-11-19
    • Yoshihiro KotaniKenichi Akiyama
    • Yoshihiro KotaniKenichi Akiyama
    • G09G3/36
    • G09G3/3696G09G3/3688G09G2310/0218
    • A liquid crystal display device used in miniaturized portable equipment includes a distribution circuit to cope with a high-definition multi-grayscale display. A distribution circuit distributes an output of a drive circuit to a plurality of video signal lines within one scanning period, the distribution circuit being divided into a plurality of distribution circuits, and control signals being supplied to each distribution circuit from both end portions of each distribution circuit. When an output part of the drive circuit is configured such that a high withstand-voltage output amplifier and a low withstand-voltage output amplifier are alternately connected with the distribution circuit, a master function and a slave function are imparted to the drive circuit so as to allow the drive circuit to cope with odd-numbered outputs.
    • 用于小型化便携式设备的液晶显示装置包括用于应对高分辨率多灰阶显示的分配电路。 分配电路在一个扫描周期内将驱动电路的输出分配给多个视频信号线,分配电路被分成多个分配电路,并且控制信号从每个分配的两个端部提供给每个分配电路 电路。 当驱动电路的输出部分被配置为使得高耐压输出放大器和低耐压输出放大器与分配电路交替连接时,将主功能和从功能赋予驱动电路,以便 以允许驱动电路处理奇数输出。
    • 5. 发明授权
    • Display device
    • 显示设备
    • US08477131B2
    • 2013-07-02
    • US12825596
    • 2010-06-29
    • Kenichi AkiyamaYoshihiro KotaniHiroko SehataKouichi Kotera
    • Kenichi AkiyamaYoshihiro KotaniHiroko SehataKouichi Kotera
    • G06F3/038
    • G09G3/20G02F1/13306G09G3/36
    • A decoder circuit which outputs a voltage based on a 8-bit digital value includes: a first decoder circuit and a second decoder circuit which output one voltage respectively using upper-order 6 bits of the 8-bit digital value; a selection circuit which receives voltages outputted from the first decoder circuit and the second decoder circuit, and distributes the two voltages to three terminals; and an intermediate voltage output circuit which outputs an intermediate voltage which is a one of five kinds of values based on the three voltages. The first decoder circuit and the second decoder circuit respectively include a select-switch-type decoder circuit and a tournament-type decoder circuit. Due to such a constitution, it is possible to reduce a circuit scale of the decoder circuit which outputs the voltage corresponding to the 8-bit digital value.
    • 输出基于8位数字值的电压的解码器电路包括:分别使用8位数字值的高位6位输出一个电压的第一解码器电路和第二解码器电路; 接收从第一解码器电路和第二解码器电路输出的电压并将两个电压分配给三个端子的选择电路; 以及中间电压输出电路,其基于三个电压输出作为五种值中的一种的中间电压。 第一解码器电路和第二解码器电路分别包括选择开关型解码器电路和比赛型解码器电路。 由于这样的结构,可以减小输出对应于8位数字值的电压的解码器电路的电路规模。
    • 6. 发明申请
    • DISPLAY DEVICE
    • 显示设备
    • US20100245320A1
    • 2010-09-30
    • US12700787
    • 2010-02-05
    • Kenichi AkiyamaYoshihiro KotaniShuuichirou Matsumoto
    • Kenichi AkiyamaYoshihiro KotaniShuuichirou Matsumoto
    • G09G5/00
    • G09G3/3688G09G2310/027
    • An object of the invention is to reduce the size of a decoder circuit of a display device. A decoder circuit which outputs voltages corresponding to 8-bit digital values includes a predecoder section, which includes an A decoder, B decoder, and C decoder, each of which is configured of a matrix type decoder circuit which carries out a three bits' worth of decoding, and a tournament type decoder circuit which carries out a three bits' worth of decoding, a selection circuit which, having input thereinto three voltages output respectively from the A decoder, B decoder, and C decoder, and applied to three output signal lines, selects two voltages of the three input voltages using a bit with one of the digital values and applies them to two output signal lines, and an intermediate voltage output circuit which, having input thereinto the two voltages selected by the selection circuit, outputs a voltage which is the average of the two voltages.
    • 本发明的目的是减小显示装置的解码器电路的尺寸。 输出对应于8位数字值的电压的解码器电路包括预解码器部分,其包括A解码器,B解码器和C解码器,每个解码器部分由执行三比特值的矩阵型解码器电路 的解码,以及执行三比特解码的比赛型解码器电路,选择电路,其输入分别从A解码器,B解码器和C解码器输出的三个电压,并且应用于三个输出信号 使用具有数字值之一的位选择三个输入电压的两个电压,并将其施加到两个输出信号线,并且输入其中由选择电路选择的两个电压的中间电压输出电路输出一个 电压是两个电压的平均值。
    • 10. 发明申请
    • Display device
    • 显示设备
    • US20060267902A1
    • 2006-11-30
    • US11438327
    • 2006-05-23
    • Kenichi AkiyamaMitsuru GotoNorimitsu NishikawaUki Tsuchiyama
    • Kenichi AkiyamaMitsuru GotoNorimitsu NishikawaUki Tsuchiyama
    • G09G3/36
    • G09G3/3688G09G3/3614G09G2330/021
    • In a display device, profile emphasizing is performed without using a frame memory while realizing the further reduction of power consumption. A display device includes a display panel provided with a plurality of pixels each of which has a pixel electrode, and a drive circuit which supplies a video signal to the respective pixels through video lines. Here, the drive circuit includes a profile emphasizing circuit which generates profile emphasizing display data which emphasizes a profile in response to display data inputted from the outside and emphasizes a profile portion of an image to be displayed on the display panel, and a memory which stores the profile emphasizing display data. The profile emphasizing circuit includes a latch circuit which sequentially stores continuous k(k≧2) pieces of display data in display data for 1 display line and an arithmetic circuit which generates the profile emphasizing display data based on the k pieces of display data stored in the latch circuit.
    • 在显示装置中,在不使用帧存储器的同时实现轮廓增强,同时实现进一步降低功耗。 显示装置包括具有多个像素的显示面板,每个像素具有像素电极,以及通过视频线向各个像素提供视频信号的驱动电路。 这里,驱动电路包括:轮廓强调电路,其生成轮廓强调显示数据,其强调响应于从外部输入的显示数据的轮廓,并且强调要在显示面板上显示的图像的轮廓部分;以及存储器, 该配置文件强调显示数据。 轮廓强调电路包括一个锁存电路,它将连续的k(k> = 2)条显示数据存储在1条显示行的显示数据中,并且运算电路根据存储的k条显示数据生成加强显示数据的轮廓 在锁存电路中。