Research Article

Node-Subset Scheduling with a Subset-Reset Mechanism for the Decoding Algorithm of Nonbinary LDPC Codes

Algorithm 1

SNS-EMS.
(1)for the given relevant parameters , initialize all , and set
(2)set , and put all check nodes into
(3)for to do
(4) update the check nodes in , compute
(5) compute , and update V2C message for all variable nodes
(6)for to , do
(7)  compute the estimated symbol
   
(8)end for
(9)for all variable nodes, do
(10)  mark according to equation (15)
(11)end for
(12) divide check nodes into two node subsets according to equation (17)
(13)if is not satisfied, then
(14)  go back to line 3
(15)else return estimated codeword
(16)end if
(17)end for
(18)return estimated codeword