Patent ID: 9246651
Filing Date: 2016-01-26
CPC Classification: H04L,H04W

Claim Text:
1. A method of outer loop adjustment for link adaptation of a physical downlink control channel, PDCCH, in a communication network to determine a control channel element, CCE, aggregation level of a downlink assignment downlink control information, DCI, and a CCE aggregation level of an uplink grant DCI, the method comprising: receiving a downlink data packet feedback corresponding to the downlink assignment; determining a status of the downlink data packet feedback; receiving an uplink data packet corresponding to the uplink grant; determining a status of the uplink data packet; updating an outer loop downlink adjustment based on the status of the downlink data packet feedback corresponding to the downlink assignment and the status of the uplink data packet corresponding to the uplink grant; and determining an outer loop uplink adjustment as a sum of the outer loop downlink adjustment and an offset adjustment, the outer loop downlink adjustment and the outer loop uplink adjustment affecting the outer loop adjustment for link adaptation of the PDCCH.