Secondary spectrum access networks

X Hong, C Wang, H Chen… - IEEE vehicular technology …, 2009 - ieeexplore.ieee.org
The radio spectrum is a precious resource that underpins various wireless services. It is
traditionally regulated by a fixed frequency assignment policy, which allocates frequency …

Uplink cell capacity of cognitive radio networks with peak interference power constraints

X Hong, CX Wang, J Thompson - … International Conference on …, 2008 - ieeexplore.ieee.org
A cognitive radio (secondary) network can reuse the under-utilized spectrum licensed to a
primary network on a non-interruptive basis. In this paper, we study the uplink capacity of a …

[PDF][PDF] Recent Developments on the Spatial Models

X Hong, CX Wang, HH Chen… - IEEE VEHICULAR …, 2009 - researchgate.net
DSA strategies can be broadly categorized into three models [3]: dynamic exclusive use
model, open sharing model, and hierarchical access model. The first model maintains a rigid …