首页> 外国专利> DIGITAL ANALOG CONVERSION CIRCUIT, DATA DRIVER, DISPLAY DEVICE, ELECTRONIC APPARATUS, AND DRIVING METHOD OF DIGITAL ANALOG CONVERSION CIRCUIT, DRIVING METHOD OF DATA DRIVER, AND DRIVING METHOD OF DISPLAY DEVICE

DIGITAL ANALOG CONVERSION CIRCUIT, DATA DRIVER, DISPLAY DEVICE, ELECTRONIC APPARATUS, AND DRIVING METHOD OF DIGITAL ANALOG CONVERSION CIRCUIT, DRIVING METHOD OF DATA DRIVER, AND DRIVING METHOD OF DISPLAY DEVICE

机译:数字模拟转换电路,数据驱动器,显示设备,电子设备和驱动方法数字模拟转换电路,数据驱动器的驱动方法和显示设备的驱动方法

摘要

A digital to analog conversion circuit is disclosed. In one example, the conversion circuit includes a selector unit and a differential amplifier. The selector unit includes a selector unit that selects nodes from a voltage dividing circuit based upon bit information of a higher order side of an input digital signal and outputs voltages of the selected nodes. The differential amplifier includes differential pairs to which the output voltages of the selector unit are input. When a voltage corresponding to the digital signal is output, after a correspondence relationship between the output voltages of the selector unit and the inputs of the respective differential pairs of the differential amplifier is allowed to have a short settling time, and is then controlled in accordance with the bit information of the lower order side of the input digital signal.
机译:公开了一种数模转换电路。在一示例中,转换电路包括选择器单元和差分放大器。选择器单元包括选择器单元,该选择器单元基于输入数字信号的高阶侧的位信息从分压电路中选择节点,并输出所选择的节点的电压。差分放大器包括差分对,选择器单元的输出电压输入到差分对。当输出对应于数字信号的电压时,在选择器单元的输出电压与差分放大器的各个差分对的输入之间的对应关系之后,允许其具有短的建立时间,然后根据输入数字信号低阶位的位信息。

著录项

  • 公开/公告号US2018131385A1

    专利类型

  • 公开/公告日2018-05-10

    原文格式PDF

  • 申请/专利权人 SONY CORPORATION;

    申请/专利号US201615569285

  • 发明设计人 TAKESHI AOKI;

    申请日2016-03-22

  • 分类号H03M1/68;H03M1/76;H03M1/74;H03F3/45;

  • 国家 US

  • 入库时间 2022-08-21 13:00:16

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