Abstract

It is shown that for any given bandpass, the phase-only filter always gives a better peak-to-correlation energy than the matched filter. An example is given that shows that this result does not carry over when one uses a more general measure of the peak-to-sidelobe ratio.

© 1991 Optical Society of America

Design of phase-only, binary phase-only, and complex ternary matched filters with increased signal-to-noise ratios for colored noise

B. V. K. Vijaya Kumar and Richard D. Juday
Opt. Lett. 16(13) 1025-1027 (1991)

Phase-only filters with maximally sharp correlation peaks

B. V. K. Vijaya Kumar, Wei Shi, and Charles Hendrix
Opt. Lett. 15(14) 807-809 (1990)

Dual optimality of the phase-only filter

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Opt. Lett. 14(1) 4-5 (1989)

Optimal trade-off filters for noise robustness, sharpness of the correlation peak, and Horner efficiency

Ph. Refregier
Opt. Lett. 16(11) 829-831 (1991)

Phase-only matched filtering

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Appl. Opt. 23(6) 812-816 (1984)