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Table 1 Basic notations used in this paper

From: Joint source-channel coding and optimization for mobile video streaming in heterogeneous wireless networks

Symbol Definition
Probability value
P, P r Set of wireless access networks, r th access network
Number of available wireless networks
μ r Available bandwidth of P r
π r Average loss rate of P r
t r Propagation delay of P r
π B Effective loss rate
1/ ξ B r Average burst length of P r
k Number of source packets in a FEC block
n Total number of FEC packets in a FEC block
k/n FEC code rate
π B Effective loss rate
V Video source (encoding) rate
Φ,ϕ r Selection vector for wireless access networks, r th element
Ω,ω r Transmission rate assignment vector, r th element
S FEC data packet size
J Number of video frames in a GoP
F Video frame rate
Maximum delay constraint for each group of pictures
Δ Loss requirement imposed by the video application