Title :
Fast carrier frequency offset compensation in OFDM systems
Author :
Seo, Jae-Hyun ; Kim, Jung-Jin ; Dong-Seog Han
Author_Institution :
Sch. of Electron. & Electr. Eng., Kyungpook Nat. Univ., Taegu, South Korea
Abstract :
A speed-up algorithm to compensate the carrier frequency offset of OFDM systems is proposed when the offset closes to 0.5n, n=±1, ±3, …, times a sub-carrier space. We generate an additional offset compulsively after examining the closeness of the frequency offset to the points
Keywords :
OFDM modulation; synchronisation; OFDM systems; carrier frequency synchronization; fast carrier frequency offset compensation; speed-up algorithm; Attenuation; Data communication; Doppler shift; Fading; Frequency estimation; Frequency locked loops; Frequency synchronization; Modems; OFDM modulation; Robustness;
Conference_Titel :
Consumer Electronics, 2001. ICCE. International Conference on
Conference_Location :
Los Angeles, CA
Print_ISBN :
0-7803-6622-0
DOI :
10.1109/ICCE.2001.935213
