—We venture beyond the “listen-before-talk” strategy that is common in many traditional cognitive radio access schemes. We exploit the bi-directional nature of most primary c...
A cross-layered slotted ALOHA protocol is proposed and analyzed for distributed estimation in sensor networks. Suppose that the sensors in the network record local measurements of ...
: Access control in sensor networks is used to authorise and grant users the right to access the network and data collected by sensors. Different users have different access right ...
It is a challenging task for multi-hop wireless networks to support multimedia applications with quality-ofservice (QoS) requirements. This letter presents a joint crosslayer optim...
Khoa T. Phan, Hai Jiang, Chintha Tellambura, Sergi...
The conceptual architecture of the access control system described here is based on automatic distributed acquisition and processing of knowledge about users and devices in comput...