Patent ID: 8797973
Filing Date: 2014-08-05
Classification: H04W

Abstract:
1. A method for Random Access (RA) in a communication system, the method comprising: receiving RA preambles from a plurality of terminals; and transmitting an RA response message to the plurality of terminals, wherein the RA response message includes: common information for the plurality of terminals wherein the common information comprises overload condition information with respect to the RA of the plurality of terminals; a plurality of RA preamble indicators respectively indicating each RA preamble from each terminal; and a plurality of RA responses respectively corresponding to each terminal, wherein the common information including the overload condition information in the RA response message is distinct from the plurality of RA preamble indicators and the plurality of RA responses, and the RA response message further includes an information discrimination field indicating that the overload condition information is included; wherein the overload condition information includes a back off time information for the plurality of the terminals.