LASER COMMUNICATION LINE Russian patent published in 2004 - IPC

FIELD: open optical communications; laser terminals for organizing communications between ground stations.

SUBSTANCE: each transceiver of laser communication line has transmitter electronic unit with laser and receiver electronic unit with photodiode, as well as case whose front wall is formed by optical phase hologram selectively translucent for beams with wavelengths λ1 and λ2; mounted on opposite wall of transceiver is transmitter electronic unit with laser and receiver electronic unit with photodiode; laser outputs and photodiode inputs are disposed in respective focal planes of optical phase holograms.

EFFECT: simplified design, enhanced efficiency of laser beam intensity utilization.

1 cl, 2 dwg