CRAC: Cognitive Radio Assisted Cooperation for Downlink Transmissions in OFDMA-Based Cellular Networks.
Yang CaoTao JiangChonggang WangLei ZhangPublished in: IEEE J. Sel. Areas Commun. (2012)
Keyphrases
- cellular networks
- cognitive radio
- cooperative spectrum sensing
- base station
- division multiple access
- cellular systems
- code division multiple access
- long term evolution
- multimedia services
- wireless sensor networks
- wireless networks
- mac protocol
- spectrum sensing
- cognitive radio networks
- mobile users
- data transmission
- resource allocation
- energy efficient
- energy consumption
- sensor networks
- multi hop
- communication networks
- mobile networks
- wireless communication
- ad hoc networks
- wifi
- sensor nodes
- lightweight
- wireless mesh networks
- application layer
- routing protocol
- supply chain management
- mobile phone
- end to end
- multimedia