Method and Device for Calculating Reference Signal Received Power

摘要

The present invention provides a method and a device for calculating RSRP. The method comprises the steps of: calculating a first signal power estimation value, the first signal power estimation value being an average value of power of all received RSs; calculating a second signal power estimation value, the second signal power estimation value being an average value of power of all coherence blocks, and the power of each coherence block being the power of an average value of the channel estimation for all the RSs in the coherence block; determining a noise power estimation value according to the first signal power estimation value and the second signal power estimation value; and determining the RSRP according to the first signal power estimation value and the noise power estimation value, or according to the second signal power estimation value and the noise power estimation value.

主权项

1. A method for calculating Reference Signal Received Power (RSRP), comprising:
calculating a first signal power estimation value, the first signal power estimation value being an average value of power of all received Reference Signals (RSs); calculating a second signal power estimation value, the second signal power estimation value being an average value of power of all coherence blocks, and the power of each coherence block being power of an average value of the channel estimation for all the RSs in the coherence block; determining a noise power estimation value according to the first signal power estimation value and the second signal power estimation value; and determining the RSRP according to the first signal power estimation value and the noise power estimation value, or according to the second signal power estimation value and the noise power estimation value, wherein the coherence block consists of all Resource Elements (REs) within coherence time and a coherence bandwidth, a size of the coherence block depends on a current wireless channel environment, or a minimum coherence block consisting of two adjacent RSs in frequency domain is used.