| 摘要 |
Disclosed is an apparatus for receiving data in a communication system, the apparatus including: a first memory for receiving data and storing input messages (i.e. V2C messages) of respective check nodes in a low-density parity check (LDPC) matrix of the received data; a second memory for storing a summation value of all the input messages of the check nodes; and a decoder for subtracting the input messages of the respective check nodes from the summation value, and updating input messages of respective variable nodes corresponding to the check nodes.
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