公开(公告)号：US20150171887A1

公开(公告)日：2015-06-18

申请号：US14548377

申请日：2014-11-20

Applicant: RENESAS ELECTRONICS CORPORATION

Inventor： Takashi OKUDA

IPC: H03M3/00

CPC classification number: H03M3/372 ,  H03M3/422 ,  H03M3/438 ,  H03M3/464

Abstract: A delta-sigma modulator is configured to feedback an output signal of a quantizer to an input of an integrator, and also feedback to the input of the integrator a differentiated error signal representing derivative of quantization error caused by the quantizer.

Abstract translation: Δ-Σ调制器被配置为将量化器的输出信号反馈到积分器的输入，并且还向积分器的输入反馈表示由量化器引起的量化误差的微分误差信号。