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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Minn, H. Tarasak, P. Bhargava, V.K. |
| Copyright Year | 2002 |
| Description | Author affiliation: Dept. of Electr. & Comput. Eng., Victoria Univ., BC, Canada (Minn, H.; Tarasak, P.; Bhargava, V.K.) |
| Abstract | High performance frequency estimation is an important issue in orthogonal frequency division multiplexing (OFDM) systems since OFDM systems are very sensitive to carrier frequency offsets. Recently, M. Morelli and U. Mengali (M&M) presented a near optimal frequency estimator based on the best linear unbiased estimation (BLUE) principle (see IEEE Commun. Letters, vol.3, no.3, p.75-7, 1999). We present three frequency estimation methods based on the BLUE principle. The third method has the same frequency estimation mean square error (MSE) performance as the M&M method. The first two methods give better MSE performance than the M&M method, especially at low SNR values. The first two methods' MSE performances are essentially the same and quite close to the Cramer-Rao lower bound for all SNR values; hence, these proposed methods are very attractive for OFDM applications. |
| Starting Page | 1230 |
| Ending Page | 1234 |
| File Size | 268698 |
| Page Count | 5 |
| File Format | |
| ISBN | 0780374673 |
| ISSN | 10903038 |
| DOI | 10.1109/VETECF.2002.1040801 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2002-09-24 |
| Publisher Place | Canada |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Frequency estimation OFDM Digital video broadcasting Wireless LAN Wireless sensor networks Communication standards Mean square error methods Frequency synchronization Digital audio broadcasting Multimedia communication |
| Content Type | Text |
| Resource Type | Article |
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