Analysis of the turbulent channels for near-space free-space laser communications;

Technology on antenna acquisition for laser communication system between two ground stations;

Initial alignment of antenna for laser communication system between aircraft and ground station;

The simulation of laser communications with electrooptics modulation

This article describes the optical properties of the atmosphere, including the effects of atmospheric absorption, scattering effect of the atmosphere and the effects of atmospheric turbulence, and their impact on laser communications systems.

Particle selecting and providing techniques for laser measurement on the flow field of process equipment;

One of the basic principles of the laser measurement used in precision processing is studied, and a closedloop feedback control system of lasermeasured position of the machine worktable is produced, and the coordinate control illustrated diagram, suitable for controlling feed devices of many kinds of precision machines, is given.

By using of laser measurement technology Cangzhou Iron Lion s configuration is measured and kept in archives digitally.