Patent ID: 9699783
Date: 2017-07-04
CPC Classifications: H04L,H04W

Claim:
1. A method for determining a control channel search space at a user equipment configured with two enhanced physical downlink control channel (EPDCCH) sets used for EPDCCH transmission or at a base station serving the user equipment, the method comprising: determining numbers of the two EPDCCH sets; determining, according to the numbers of the two EPDCCH sets, location offsets of search spaces corresponding to the two EPDCCH sets; and determining, according to the location offsets of the search spaces corresponding to the two EPDCCH sets, the search spaces corresponding to the two EPDCCH sets; wherein determining, according to the numbers of the two EPDCCH sets, location offsets of search spaces corresponding to the two EPDCCH sets comprises: determining, according to the following formula, the location offsets of the search spaces corresponding to the two EPDCCH sets: wherein c is a number of one of the two EPDCCH sets, k wherein when c=0, A