Sigma Delta A/D转换技术在信号调理中的应用

List of symbols and abbreviations

1 Introduction

1.1 Background

1.2 Scope

1.3 Outline

2 The signal conditioning channel

2.1 Generic communication channel

2.2 Performance parameters

2.3 Conventionalconditioningchannels

2.4 Evolution

2.5 Nomenclature

2.6 Conclusions

3 ∑△A/D conversion

3.1 Historical overview

3.2 State-of-the-art in ∑△A/D conversion

3.3 ∑△A/DCs in future conditioning channels

3.4 Limitations of ∑△ A/D conversion

3.5 Conclusions

4 Power consumption in channel building blocks

4.1 Literatureonpower/performanceanalysis

4.2 Figures-of-merit

4.3 Power consumption in analog conditioning circuits

4.4 Power consumption in a ∑△ ADC

4.5 Power consumption in digital conditioning circuits

4.6 Comparison

4.7 Conclusions

5 Full-analog and full-digital conditioning channels

5.1 Full-analog conditioning channel

5.2 Full-digital conditioning channel

5.3 Conclusions

6 Conditioning ∑△ ADCs

6.1 Generic conditioning ∑△ ADC

6.2 Signal conditioning in the decimation filter

6.3 Signal conditioning with a restricted filtering STF

6.4 Signal conditioning by unrestricted STF design

6.5 Comparison of conditioning ADCs

6.6 Conclusions

7 Digitization of the inter-die interface

8 Highly analog and highly digital channels for FM_/AM radio

9 Conditioning ∑△ ADCs for Bluetooth

10 General conclusions

A Overview of published ∑△ ADCs

B Power/performance relation of analog circuits

C Power/performance relation of digital filters

D Third-orderdistortion in analog circuits and ∑△ ADCs

E Power consumption in a data interface

References

《∑△ A/D转换技术在信号调理中的应用》讲述了连续时间∑△模数转换器在无线通信中的应用，尤其重点讲述了∑△模数转换器数字化无线通信信道的优点，从能耗的角度分析了∑△模数转换器在信号调理中的应用。提出把部分的信号调理集成到∑△A／D转换器中的方法，本方法改善了整个信道的功耗和性能的平衡。《∑△ A/D转换技术在信号调理中的应用》给出了采用这种方法的两个实例，包括电路图、模拟和测试结果，也对基于∑△调节的信道和通常解决方法做了比较，采用了理论和实践结合的方法对所提出的方法进行了阐述。