Research Article

Energy-Efficient Broadcast Scheduling Algorithm in Duty-Cycled Multihop Wireless Networks

Table 1

Symbols and notations.

Notation Description

a duty-cycled WSN
the number of nodes in the network
a working cycle
node ’s working plan
node ’s transmitting schedule
the set of node ’s children which can be reached at time
the set of all child nodes of node
all the transmitting schedules of node
the broadcast tree of
the broadcast schedules of
the auxiliary graph of
the -th schedule node of
the schedule node ’s primary node
the schedule node ’s transmitting time slot
the set of primary nodes which can be reached by
the set of schedule nodes for the MSNC problem
the set of all primary nodes of whose schedule node in
the level of node
the subtree rooted at node
the set of node ’s neighbors
the average number of neighbors in
the maximum node degree of