Title :
Power Allocation in OFDM-Based Cognitive Networks with Interference
Author :
Zhao, Chengshi ; Zou, Mingrui ; Shen, Bin ; Kwak, Kyungsup
Author_Institution :
Grad. Sch. of IT & Telecommun., Inha Univ., Incheon
Abstract :
In this letter, mutual interference considered power and spectrum allocation, bit loading is considered in OFDM-based cognitive networks, which is modeled as a multiuser water-filling technique maximizing the capacity of secondary system.
Keywords :
OFDM modulation; cognitive radio; OFDM; bit loading; cognitive networks; multiuser water-filling technique; mutual interference; orthogonal frequency-division multiplexing; power allocation; spectrum allocation; Chromium; Electronic mail; Information technology; Interchannel interference; OFDM; Power engineering and energy; Power system modeling; Propagation losses; Radiofrequency interference; Telecommunications;
Conference_Titel :
Convergence and Hybrid Information Technology, 2008. ICCIT '08. Third International Conference on
Conference_Location :
Busan
Print_ISBN :
978-0-7695-3407-7
DOI :
10.1109/ICCIT.2008.163
