Patent ID: 9419750
Filing Date: 2016-08-16
CPC Classification: H03M,H04H,H04L,H04W

Claim Text:
1. A method for uplink (UL) wireless backhaul communication at as wireless backhaul remote unit in a radio access network (RAN), comprising: receiving a configuration for radio frames and a transmission schedule through a downlink (DL) physical-layer (PHY) broadcast channel wherein each radio frame comprises a plurality of UL time slots and a plurality of DL time slots, wherein the transmission schedule comprises a transmission allocation for the wireless backhaul remote unit, and wherein each UL time slot comprises a plurality of symbols in time and a plurality of sub-carriers in a system bandwidth; receiving a UL control channel parameter associated with frequency resource mapping; selecting a first set of the sub-carriers located near a lower frequency edge of the system bandwidth and a second set of the sub-carriers located near a higher frequency edge of the system bandwidth according to the frequency resource mapping received in the UL control channel parameter, wherein the first set of sub-carriers and the second set of sub-carriers are located at about a same number of sub-carriers away from a direct current (DC) sub-carrier; generating a UL control frame, wherein generating the UL control frame comprises: generating a UL data frame, wherein generating the UL data frame comprises: transmitting the UL control frame and the UL data frame according to the transmission allocation.