1. |
|
|
2. |
|
|
3. |
|
|
4. |
- Wang, Xiaolong, et al.
(författare)
-
Carrier Frequency Offset Estimation in the Presence of I/Q Mismatch for Wideband OFDM Systems
- 2012
-
Ingår i: IEEE 55th International Midwest Symposium on Circuits and Systems (MWSCAS), 2012. - 9781467325264 ; , s. 924-927
-
Konferensbidrag (refereegranskat)abstract
- This paper presents a data-aided Carrier Frequency Offset (CFO) estimation algorithm targeting the Wideband OFDM systems. Utilizing 3 consecutive preambles and processing them at frequency domain, the algorithm is robust to both Frequency Independent (F-I) and Frequency Dependent (F-D) I/Q Mismatch (I/Q-M). To evaluate the effectiveness of the proposed CFO estimation technique, we conduct extensive simulations based on Multi-Band OFDM Ultra-Wide Band wireless transmission. Compared to the ideal case when the CFO has been perfectly estimated, the performance loss at 8% Packet Error Rate (PER) is less than 0.5 dB.
|
|
5. |
|
|