Downlink and Uplink Cooperative Transmission for Primary Secrecy Based Cognitive Radio Sensor Networks.
Dawei WangPinyi RenQinghe DuLi SunYichen WangPublished in: Int. J. Distributed Sens. Networks (2015)
Keyphrases
- sensor networks
- cognitive radio
- base station
- data transmission
- code division multiple access
- long term evolution
- cellular networks
- wireless sensor networks
- wireless channels
- sensor nodes
- wireless communication
- spectrum sensing
- cognitive radio networks
- wireless systems
- energy consumption
- key management
- multiple input multiple output
- resource constrained
- energy efficient
- multi hop
- data collection
- application layer
- fourth generation
- sensor data
- mobile networks
- resource allocation
- routing protocol
- data streams
- wireless mesh networks
- wireless networks
- traffic load
- communication systems
- computer networks
- fading channels
- multimedia services
- channel conditions
- network lifetime