Patent ID: 7881276
Filing Date: 2011-02-01
Classification: H04W

Abstract:
1. An apparatus comprising: a base station configured to assign a first connection identifier to a relay station that is configured to relay data between the base station and a mobile station, the base station also being configured to assign a different, second connection identifier to the mobile station, wherein the first connection identifier and second connection identifier have a corresponding first time interval and second time interval, respectively, wherein the base station is configured to send a protocol data unit through the relay station to the mobile station, wherein the protocol data unit identifies the second connection identifier assigned to the mobile station, but does not identify the first connection identifier assigned to the relay station, and wherein the base station being configured to send a protocol data unit through the relay station to the mobile station includes being configured to send the protocol data unit to the relay station during the first time interval, the relay station being configured to forward the protocol data unit to the mobile station during the second time interval.