Patent ID: 8245093
Filing Date: 2012-08-14
Classification: H04L

Abstract:
1. A method for transmitting an Automatic Retransmission reQuest (ARQ) feedback Information Element (IE) by an ARQ data block reception apparatus in a communication system, the method comprising: generating an ARQ feedback IE including a first field for indicating a Connection IDentifier (CID) of an ARQ connection, a second field for indicating presence/absence of an additional ARQ feedback IE after the ARQ feedback IE, a third field for indicating a type of an Acknowledgement (ACK) MAP included in the ARQ feedback IE, a fourth field for indicating a Block Sequence Number (BSN) of an ARQ data block, and m ACK MAP fields; and transmitting the ARQ feedback IE to an ARQ data block transmission apparatus, wherein the m ACK MAP fields each include information indicating presence/absence of an additional ACK MAP field after a corresponding ACK MAP field, and an ACK MAP indicating success/failure in normal reception for each of n ARQ data blocks, and wherein m and n each denote an integer greater than or equal to 1.