METHOD AND SYSTEM USING COMPUTATIONAL SIGMA-DELTA MODULATORS
    41.
    发明申请
    METHOD AND SYSTEM USING COMPUTATIONAL SIGMA-DELTA MODULATORS 有权
    使用计算SIGMA-DELTA调制器的方法和系统

    公开(公告)号:US20160197620A1

    公开(公告)日:2016-07-07

    申请号:US14589484

    申请日:2015-01-05

    CPC classification number: H03M3/35 G01D5/2291 H03M3/466

    Abstract: An analog-to-digital converter (ADC) is provided includes a first sigma-delta modulator (SDM) electrically coupled to a first signal input. The first SDM includes a first summing junction configured to receive a plurality of inputs to the first SDM. The ADC further includes a second sigma-delta modulator (SDM) electrically coupled to a second signal input. The second SDM includes a second summing junction configured to receive a plurality of inputs to the second SDM. The first SDM also includes a cross-coupled feedback loop from an output of the first SDM to a negative input of the first summing junction and to a positive input of the second summing junction. The second SDM also includes a cross-coupled feedback loop from an output of the second SDM to a negative input of the first summing junction and to a negative input of the second summing junction.

    Abstract translation: 提供了一种模拟 - 数字转换器(ADC),包括电耦合到第一信号输入的第一Σ-Δ调制器(SDM)。 第一SDM包括被配置为接收到第一SDM的多个输入的第一求和点。 ADC还包括电耦合到第二信号输入的第二Σ-Δ调制器(SDM)。 第二SDM包括被配置为接收到第二SDM的多个输入的第二求和结。 第一SDM还包括从第一SDM的输出到第一求和结的负输入和第二求和结的正输入的交叉耦合反馈回路。 第二SDM还包括从第二SDM的输出到第一求和结的负输入和第二求和结的负输入的交叉耦合反馈回路。

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