Table 1 Comparisons of virtual infrastructure-based data dissemination protocols for WSNs with mobile sinks
GHT | TTDD | QDD | LBDD | RailRoad | GCA | HCDD | HexDD | |
|---|---|---|---|---|---|---|---|---|
Year | (2002) | (2002) | (2006) | (2008) | (2005) | (2005) | (2006) | (2010) |
Position awareness | + | + | + | + | + | + | - | + |
Virtual infrastructure | hashed location | grid | quad-tree | line/strip | rail | clusters | clusters | highways |
Disseminated information | data | data | data | data | meta-data | data | data | data |
Data reportslocation | 1 node | 1 node | 1 out of N nodes | 1 out of N nodes | 1 out of N nodes | 1 node | 1 out of N nodes | 1 out of N nodes |
Routing towards RPs | GF | GF | GF | GF | GF | GF | tree-based routing | honeycomb addressing based routing |
Routing hole recovery | - | - | - | - | + | - | - | + |
Metric of interest | energy | energy | Energy reliability | energy | energy | energy | energy | Energy reliability latency |