CPC H04B 7/0632 (2013.01) [H04B 7/0417 (2013.01); H04B 7/0478 (2013.01); H04B 7/0617 (2013.01); H04B 17/21 (2015.01); H04B 17/24 (2015.01); H04B 17/309 (2015.01); H04B 17/318 (2015.01); H04B 17/345 (2015.01); H04L 1/0026 (2013.01); H04L 25/0202 (2013.01); H04W 16/28 (2013.01); H04W 24/08 (2013.01)] | 16 Claims |
1. An apparatus comprising:
processing circuitry configured to
acquire scheduling information from another apparatus;
measure a first reference signal non-zero-power (NZP) CSI-RS received from the serving base stations for channel measurement;
measure a second reference signal CSR-RS received for interference measurement; and
feed back channel status information including a channel quality indicator (CQI), which is based on a ratio of PDSCH energy per resource element (EPRE) to CSI-RS EPRE,
wherein the CQI is reported for each sub-band when a certain condition concerning a data signal is satisfied.
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