24. MIMO PLC Hardware Feasibility Study - MIMO Power Line Communications [Book]

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MIMO PLC Hardware Feasibility Study

Daniel M. Schneider and Andreas Schwager

CONTENTS

24.1 Introduction

24.2 System Architecture

24.3 Detection and Pseudoinverse Calculation

24.3.1 Introduction

24.3.2 Pseudoinverse Calculation Based on QR Decomposition

24.3.2.1 Rotation

24.3.2.2 Vectoring

24.3.2.3 Calculation of R^-1

24.3.3 ZF Detection

24.3.4 Hardware Parameters

24.4 Precoding: Multiplication by V

24.5 Channel and SNR Estimation

24.5.1 Estimation of the Channel Matrix

24.5.2 SNR. Estimation

24.6 Codebook Search

24.7 Alternative Approach: Precoded Training Symbols

24.8 Verification of the MIMO PLC Demonstrator

24.8.1 MIMO Artificial Mains Network

24.8.2 Results of the Demonstrator System

24.9 Conclusions

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