KnowraFrequency-hopping spread spectrumLinked fromLinked fromThe 5 pages that link to Frequency-hopping spread spectrum, each with the reason it gives.All 5Broader topic 2Related 2Compared with 1Hedy LamarrBroader topic: Lamarr and Antheil proposed synchronized frequency changes to protect torpedo-control signals from jamming.George AntheilBroader topic: Antheil and Lamarr’s proposed guidance system used synchronized frequency changes to make radio commands harder to disrupt.