Paper
10 August 1979 Frequency-Variant Signal Waveform Processing Using 2-D Optical Processors
James M. Florence, William T. Rhodes
Author Affiliations +
Proceedings Volume 0185, Optical Processing Systems; (1979) https://doi.org/10.1117/12.957487
Event: 1979 Huntsville Technical Symposium, 1979, Huntsville, United States
Abstract
A general optical system for processing temporal signal waveforms is described. In this system, a frequency-variant spectrum analyzer system is used in conjunction with an interferometric optical hetero-dyne processor. The capability of the frequency-variant analyzer to control the position and resolution of signal components allows for the general mixing of a signal and a local oscillator. This mixing results in a frequency dependent redistribution of the signal components useful for bandwidth compression and expansion or for more general spread-spectrum signaling.
© (1979) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
James M. Florence and William T. Rhodes "Frequency-Variant Signal Waveform Processing Using 2-D Optical Processors", Proc. SPIE 0185, Optical Processing Systems, (10 August 1979); https://doi.org/10.1117/12.957487
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KEYWORDS
Signal processing

Heterodyning

Oscillators

Spectrum analysis

Optical signal processing

Bandpass filters

Optical filters

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