Circuit Design for Wireless Communications

Improved Techniques for Image Rejection in Wideband Quadrature Receivers
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(220 Seiten)
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HC runder Rücken kaschiert
Carlos Azeredo-Leme
469 g
250x164x18 mm

This work focuses on the subject of image rejection in wireless receiver design, which is important as a high level of integration is demanded in mobile terminals. It discusses the image rejection problems in various receiver architectures.
Preface. List of Abbreviations. 1: Introduction. 1.1. Motivations. 1.2. Objectives and Approaches. 1.3. Book Outline. References. 2: Wireless Receivers: Architectures and Image Rejection. 2.1. Introduction . 2.2. Why use Quadrature Modulation? 2.3. Heterodyne Receiver. 2.4. Image-Reject Receivers. 2.5. Zero-IF Receiver. 2.6. Low-IF Receiver. 2.7. Software Radio. 2.8. Summary. References. 3: Wideband 90° Phase Shifters. 3.1. Introduction. 3.2. Continuous-Time Hilbert Transformers. 3.3. Discrete-Time Hilbert Transformers. 3.4. SC Hilbert Transformers. 3.5. Summary. References. Appendix 3.A. 4: Sampled-Data Image-Rejection Receiver. 4.1. Introduction. 4.2. Architecture of the Sampled-Data Image Rejection Receiver. 4.3. Design of an SDIRRx in 0.6mum CMOS. 4.4. Chip Simulation Results. 4.5. Experimental Evaluation. 4.6. Summary. References. 5: Precise Quadrature Signal Generation by Sampling. 5.1. Introduction. 5.2. Quadrature Sampling of Real Signals. 5.3. Quadrature Sampling of Complex Signals. 5.4. Image Rejection Improvement Methods. 5.5. Summary References. 6: Digital Calibration of I/Q Mismatches. 6.1. Introduction. 6.2. Analog Calibration vs Digital Calibration. 6.3. Churchill's Method. 6.4. Statistical Method. 6.5. Wideband Calibration. 6.6. Summary. References. Appendix 6.A. Appendix 6.B. Appendix 6.C. 7: Blind Compensation of I/QMismatches. 7.1. Introduction. 7.2. The Concept of Signal-Image Separation. 7.3. Symmetric Adaptive Decorrelation Algorithm. 7.4. Simulation Results. 7.5. Summary. References. 8: Conclusions.
This is the first book focusing on the subject of image rejection in wireless receiver design, which is crucial for the current and next generation mobile terminals. It serves as a very useful reference for wireless design engineers, researchers and students.

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