MIMO Power Line Communications

3

Narrowband Measurements in Domestic Access Networks

Weilin Liu, Guangbin Chu and Jianqi Li

CONTENTS

3.1    Introduction

3.2    Impedance Determination

3.3    LV Network Topology and Measurement Site

3.3.1    High-Riser Residential Network

3.3.2    Low-Riser Residential Network

3.3.3    Scattered Residential Network

3.3.4    Description of the Measurement Site

3.4    Measurement Results and Discussion

3.4.1    Impedance

3.4.2    Noise

3.4.3    Attenuation

3.4.4    Link Quality Index

3.4.5    SNR Examples for NB PLC in CENELEC A Band

3.5    Conclusion

Acknowledgements

References

3.1    Introduction

Narrowband power line communications (NB PLC) technology for frequency between 9 and 500 kHz has been widely used for automatic metering infrastructure ...