Research Article
Correction of Channel Imbalance for MIMO SAR Using Stepped-Frequency Chirps
Table 1
System parameters.
| | Parameter | Symbol | Value |
| | Center frequency (GHz) | | 9.685 | | Slant range of scene center (km) | | 30 | | Sensor velocity (m/s) | | 215 | | Subaperture length (m) | | 2.5 | | System PRF (Hz) | PRF | 140 | | Transmit pulse length (us) | | 10 | | Number of subbands/subapertures | | 2 | | Transmitted pulse bandwidth (MHz) | | 60 | | Sampling rate in range (MHz) | | 72 | | SNR (dB) | SNR | 6 |
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