Spectrum sensing of unsynchronized OFDM signals for cognitive radio communications

IEEE Vehicular Technology Conference

Volumn , Issue , 2009, Pages

  Chen, Han Wei ^a   Wang, Xianbin ^b   Wang, Chin Liang ^a   Lin, Hai ^c  

^a NATIONAL TSING HUA UNIVERSITY   (Taiwan)

^b UNIVERSITY OF WESTERN ONTARIO   (Canada)

^c Osaka Prefecture University   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

BROADBAND WIRELESS COMMUNICATIONS; CARRIER FREQUENCY OFFSETS; CHANNEL CONDITIONS; COGNITIVE RADIO; FALSE ALARM PROBABILITY; FREQUENCY OFFSETS; HYBRID DOMAIN; IN-BAND PILOT; LOW SIGNAL-TO-NOISE RATIO; OFDM SIGNAL; PILOT TONE; RAYLEIGH CHANNEL; ROBUST PERFORMANCE; SENSING PROCESS; SENSING TECHNIQUES; SPECTRUM SENSING; SUB-CARRIERS; TIMING OFFSETS; VERY LOW SNR;

FREQUENCY ALLOCATION; MULTIPLEXING; ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING; RADIO; RADIO COMMUNICATION; SENSORS; SIGNAL ENCODING; SIGNAL PROCESSING; SIGNAL TO NOISE RATIO; TIME MEASUREMENT; WIRELESS TELECOMMUNICATION SYSTEMS;

ORTHOGONAL FUNCTIONS;

EID: 77951458072     PISSN: 15502252     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/VETECF.2009.5379047     Document Type: Conference Paper

References (13)

1. Federal Communications Commission, "Spctrum poliy task force report, " ET Docket No. 02-135, Nov. 2002.
2. J. Mitola III, "Cognitive radio: An integrated agent architecture for software defined radio, " Ph.D. Thesis, Royal Institute of Technology Stockholm, Sweden, 8 May, 2000.
3. T. A. Weiss and F. K. Jondral, "Spectrum pooling: An innovative strategy for the enhancement of spectrum efficiency, " in IEEE Communications Magazine, pp. S8-14, Mar. 2004.
4. H. Chen, W. Gao and D.G. Daut, "Spectrum sensing using cyclostationary properties and application to IEEE 802.22 WRAN, " in Global Telecommunications Conference, pp. 3133-3138, Nov. 2007. (Pubitemid 351259578)
5. C. Cordeiro, M. Ghosh, D. Cavalcanti, and K. Challapali, "Spectrum sensing for dynamic spectrum access of TV bands, " in International Conference on Cognitive Radio Oriented Wireless Networks and Communications, pp. 225-233, Aug. 2007.
6. M. Ghosh, V. Gaddam, G. Turkenich and K. Challapali, "Spectrum sensing prototype for sensing ATSC and wireless microphone signals, " in International Conference on Cognitive Radio Oriented Wireless Networks and Communications, pp. 1-7, May 2008.
7. H. Chen, W. Gao, D.G. Daut, "Spectrum sensing for OFDM systems employing pilot tones and application to DVB-T OFDM, " in IEEE International Conference on Communications, pp. 3421-3426, May 2008.
8. C. Hwang and S. Chen, "Primary user signal detection in OFDM based cognitive radios, " in IEEE International Conference on Communications, pp. 663-667, May 2008.
9. S. H. Sohn, N. Han, J. M. Kim and J. W. Kim, "OFDM signal sensing method based on cyclostationary detection, " in International Conference on Cognitive Radio Oriented Wireless Networks and Communications, pp. 63-68, Aug. 2007.
10. R. Tandra, A. Sahai, "SNR walls for signal detection, " in IEEE Journal of Selected Topics in Signal Processing, pp. 4-17, Feb. 2008.
11. A. Sahai, N. Hoven, and R. Tandra, "Some fundamental limits on cognitive radio, " in Forty-second Allerton Conference on Communication, Control, and Computing, Monticello, IL, Oct. 2004.
12. ETSI, "Digital Video Broadcasting: Framing structure, channel coding, and modulation for digital terrestrial television, " European Telecommunication Standard EN 300 744, August 2000.
13. N. L. Jonhson, S. Kotz, N. Balakrishnan, Continuous Univariate Distributions, Second Ed., vol. 1, chapter 18. John Willey and Sons, 1994.