Laser Communications

Laser Communications. Introduction. Laser communications systems wireless connections through the atmosphere. Scheme of main idea. Signal -> Transmitter -> Laser -> Receiver -> Signal. Optic cable and laser compararison. Laser Transmitter. Emits light signa A laser diode is used to create the laser signal. Laser Reciever. Recieves laser signal Converts input laser signal to specific kind of signal(sound. Modulation. Am. Usages. Defense and Sensitive Areas NASA Satellite-to-Satellite  communications. Advantages. Ease of deployment. Disadvantages. Beam dispersion Atmospheric. Conclusion. An alternative to. References.

Recieves laser signal Converts input laser signal to specific kind of signal(sound, video etc.).

An alternative to RF communications for inter satellite links and other applications high-performance links High data rate Small antenna size.