Research Article
A Cognitive Radio-Based Energy-Efficient System for Power Transmission Line Monitoring in Smart Grids
Table 2
Symbols and the simulation parameters.
| Symbol | Description | Value |
| | Binary decision variable indicating the assignment; if a channel is assigned; else zero | | | Frame duration | | | Control message duration in the transmission scenario | | | Control message duration in the idle scenario | | | Channel bandwidth | | | Maximum transmission power | | | Channel switching power | | | Circuity power | | | Idling power | | | Number of channels | | | Number of frequencies | |
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