Due to high data rates and reliability, inter-satellite laser communication has developed
rapidly in these days. However, the stability of the laser beam pointing is still a key technique …

Free space optical communication is one of the best approaches in future communications.
Laser beam's acquisition, pointing and tracking are crucial technologies of free space optical …

摘要 The optical frequencies band is used as information carrier to realize laser
communication between two low-orbit micro-satellites in space which equipped with inter …

Satellite laser communication involves communications between GEO satellites and LEO
satellites. The optical link can be built by the accurate pointing and tracking, which often …

Satellite laser communication involves communications between GEO satellites and LEO
satellites. The optical link can be built by the accurate pointing and tracking, which often …

In this paper, we propose the idea of dynamic beam waist adjustment for laser inter-satellite
communications, and study the performance of this dynamic-beam scheme. The beam waist …

摘要 With regard to meeting the highly dynamic and steady-state performance of the coarse
tracking system used for laser communication in a satellite, under the action of the step …

Piezoelectric fast steering mirror (PZT FSM) is the core component of the fine tracking
system for space laser communication, and its actuator is a piezoelectric ceramic …

In the first stage of laser communications experiment between the International Space
Station (ISS) and several ground stations using onboard laser communications …

We designed an intensity modulation direct detection free-space laser communication
terminal. In this system, the output power of the signal-modulated semiconductor laser …