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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Yu-Jun Won Bo-Seok Seo Byoung-Woo Park |
| Copyright Year | 2009 |
| Description | Author affiliation: Chungbuk National University, Cheongju-si Gaesin-dong, 361-763, Korea (Yu-Jun Won; Bo-Seok Seo; Byoung-Woo Park) |
| Abstract | In this paper, an interchannel interference (ICI) cancellation method is proposed for multiple frequency offsets in orthogonal frequency division multiplexing (OFDM) systems. When signals are received from different transmitters simultaneously like in a relay communication, multiple frequency offsets may appear at the receiver. This causes interchannel interference (ICI) and severe performance degradation because OFDM systems are very sensitive to the frequency offsets. In this paper, we propose a method to eliminate the effect of the multiple frequency offsets for OFDM systems. The method is accomplished in two steps: compensation of the frequency offset in time domain and subsequent cancellation of the ICI in frequency domain. Through computer simulations, we verify the effectiveness of the proposed ICI cancellation method. |
| Starting Page | 1 |
| Ending Page | 4 |
| File Size | 3346642 |
| Page Count | 4 |
| File Format | |
| ISBN | 9781424425907 |
| DOI | 10.1109/ISBMSB.2009.5133826 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2009-05-13 |
| Publisher Place | Spain |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Degradation Interference cancellation Transmitters OFDM Computer simulation Intersymbol interference Broadband communication Relays Interchannel interference Frequency domain analysis |
| Content Type | Text |
| Resource Type | Article |
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