Channel Sounding
Abstract
This chapter describes the NR support for channel sounding. Especially, it describes the specific reference signals, downlink channel-state-information reference signals (CSI-RS) and uplink sounding reference signals (SRS), on which channel sounding is typically based. It also provides an overview of the NR framework for downlink physical-layer measurements and corresponding device reporting to the network.
Keywords
Channel sounding; CSI-RS; CSI-IM; sounding-reference signals; SRS; measurements; reporting
Many transmission features in modern radio-access technologies are based on the availability of more or less detailed knowledge about different characteristics of the radio channel over which a signal is to be ...
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