COM 发表于 2025-3-23 13:05:35

Arthrose (degenerative Gelenkerkrankungen)noise shaping is the exchange of resolution in time for resolution in amplitude. By increasing the resolution in time (oversampling) and by applying error feedback, the resolution and the theoretically achievable SNR of an ADC or DAC can be increased.

single 发表于 2025-3-23 14:04:37

Arthrose (degenerative Gelenkerkrankungen)ly achievable performance depends on several parameters such as the oversampling ratio, the order of the loop filter and the resolution of the quantizer. Deterministic effects such as pattern noise and dead zones, as well as a non-ideal implementation affect the actual performance of an SDM.

expdient 发表于 2025-3-23 18:01:37

Degenerative Wirbelsäulenerkrankungenators as oversampled A/D converters. However, the stability of the nonlinear feedback loop of the modulators has yet to be proven. Caused by the nonlinearity of the quantizer, stability methods for linear systems such as the Routh-Hurwitz test are not applicable. The nature of the instabilities also

误传 发表于 2025-3-23 23:49:31

http://reply.papertrans.cn/19/1806/180557/180557_14.png

巨大没有 发表于 2025-3-24 03:05:55

http://reply.papertrans.cn/19/1806/180557/180557_15.png

Ballad 发表于 2025-3-24 09:49:57

http://reply.papertrans.cn/19/1806/180557/180557_16.png

insurgent 发表于 2025-3-24 11:01:04

Noise Shaping Concepts,noise shaping is the exchange of resolution in time for resolution in amplitude. By increasing the resolution in time (oversampling) and by applying error feedback, the resolution and the theoretically achievable SNR of an ADC or DAC can be increased.

Soliloquy 发表于 2025-3-24 15:50:33

http://reply.papertrans.cn/19/1806/180557/180557_18.png

Foment 发表于 2025-3-24 22:25:57

Book 1999als. Through the use of oversampling andnegative feedback, the quantization errors of a coarse quantizer aresuppressed in a narrow signal band in the output of the modulator.Bandpass sigma delta modulation is well suited for A/D conversion ofnarrow band signals modulated on a carrier, as occurs in c

反馈 发表于 2025-3-25 01:20:02

http://reply.papertrans.cn/19/1806/180557/180557_20.png
页: 1 [2] 3 4 5
查看完整版本: Titlebook: Bandpass Sigma Delta Modulators; Stability Analysis, Jurgen Engelen,Rudy Plassche Book 1999 Springer Science+Business Media Dordrecht 1999