Patent ID: 9277465
Filing Date: 2016-03-01
CPC Classification: H04W

Claim Text:
1. A first enhanced Node B (eNB) for contention-free handoff return in a wireless network, the first eNB comprising: a transceiver system configured to communicate with a User Equipment (UE); and a processing system coupled to the transceiver system and configured to receive a signal strength information from the UE via the transceiver system; the processing system configured to obtain a pre-handoff CF preamble for handoff of the UE from the first eNB to a second eNB and provide the pre-handoff CF preamble to the UE; the processing system configured to generate a post-handoff CF preamble for the UE and a predetermined preamble expiration time period, wherein the first eNB is configured to expire the post-handoff CF preamble after the predetermined preamble expiration time period; and the transceiver system configured to transfer the post-handoff CF preamble for delivery to the UE.