3 ms·
Sounds like a phase-conjugate mirror.
by carapace 6y ago
Sounds like a phase-conjugate mirror.
- amai 6y agoSee also https://en.wikipedia.org/wiki/Phase_conjugation https://en.wikipedia.org/wiki/Phase_conjugation and https://en.wikipedia.org/wiki/Time_reversal_signal_processing https://en.wikipedia.org/wiki/Time_reversal_signal_processin...