312 search results - page 36 / 63 » Distributed beamforming and power allocation for cooperative... |
INFOCOM
2012
IEEE
11 years 10 months ago
2012
IEEE
—In this paper we study the resource allocation in OFDM-based cognitive radio (CR) networks, under the consideration of many practical limitations such as imperfect spectrum sens...
ICNP
2006
IEEE
14 years 1 months ago
2006
IEEE
Abstract— In many energy-rechargeable wireless sensor networks, sensor nodes must both sense data from the environment, and cooperatively forward sensed data to data sinks. Both ...
CCECE
2009
IEEE
14 years 9 days ago
2009
IEEE
—This paper presents a capacity analysis of a decode-and-forward (DF) cooperative network with adaptive source transmission. Three different adaptive techniques are considered: (...
ACSAC
2006
IEEE
14 years 1 months ago
2006
IEEE
The efficiency of promptly releasing security alerts of established analysis centers has been greatly challenged by the continuous emergence of various large scale network attack...
INFOCOM
2010
IEEE
13 years 6 months ago
2010
IEEE
—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...