Lfm Pulse Compression

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The chirp pulse compression process transforms a long duration frequency-coded pulse into a narrow pulse of greatly increased amplitude. It is a technique used in radar and sonar systems because it is a method whereby a narrow pulse with high peak power can be derived from a long duration pulse with low peak power. What is LFM pulse ?

Wikipedia has a pretty decent explanation on LFM pulse compression as well as Doppler/azimuth compression . $\endgroup$ – matthewjpollard. Jan 19 '20 at 18:57 $\begingroup$ When performing matched filtering, there is an inverse relationship between the bandwidth of the waveform and the range resolution it achieves.

Kiran Patel, Usha Neelakantan , Shalini Gangele, J.G Vacchani, N.M. Desai implemented [2] the Pulse compression using LFM technologies is a useful technique for SAR; it is an enabling technology to facilitate the use of the low power component in the transmitter. It also has the benefit of improving the dynamic range and

Pulse compression techniques enable you to decouple the duration of the pulse from its energy by effectively creating different durations for the transmitted pulse and processed echo. Using a linear frequency modulated pulse waveform is a popular choice for pulse compression . ( LFM ) pulse waveform. The LFM waveform has a duration of 100

pulse compression . The problem matched filter output which makes the detection of weak echo signals accompanied by signals from target with high Radar Cross-Section (RCS) difficult or even impossible [1]. A very common pulse compression radar waveform is ...