Feasibility of voice service in cognitive networks over the TV spectrum

  title={Feasibility of voice service in cognitive networks over the TV spectrum},
  author={Konstantinos Koufos and Kalle Ruttik and Riku J{\"a}ntti},
  journal={2010 Proceedings of the Fifth International Conference on Cognitive Radio Oriented Wireless Networks and Communications},
We consider a cognitive network where the secondary users generate voice traffic and search for sharing opportunities over the TV spectrum. From the cognitive network perspective the TV bands can be idle, occupied or acceptable. A band is classified as acceptable when the TV signal is present but the secondary users can still share the band by lowering their transmission power. Therefore, the acceptable bands offer a lower rate transmission opportunity compared to the idle bands, while the… CONTINUE READING

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