Laser unified measurement and control method

Abstract

The invention belongs to the field of protection of a new system for spaceflight measurement and control, and relates to a laser unified measurement and control method. High-speed data transmission, remote control and telemetering, distance measurement and speed measurement, and time-frequency transmission are achieved by using a laser link, the laser unified measurement and control method comprises a laser link transmission frame format design for implementing a new measurement and control system, and based on the distance, speed and clock difference measurement of a two-way laser communication link, transmission frame capture and "measurement frame" identification, a "measurement frame" arrival time is accurately measured. Therefore, by adoption of the laser unified measurement and control method provided by the invention, high-speed data transmission, remote control and telemetering, high-precision distance measurement and speed measurement, and time-frequency transmission can be achieved by using two-way laser link integration, the information transmission rate, the measurement rail precision, the time-frequency transmission precision and the anti-interception / anti-interferenceability of a spaceflight measurement and control system can be greatly improved, and the volume, the weight and the power consumption of a satellite borne terminal is greatly reduced, so that the laser unified measurement and control method has a broad application prospect.

Description

technical field [0001] The invention belongs to the field of aerospace measurement and control, relates to an implementation scheme of a laser unified measurement and control system, and in particular relates to a laser unified measurement and control method, which is used to improve the information transmission rate, orbit determination accuracy, time-frequency transmission accuracy and anti-interception / anti-interference capability of the aerospace measurement and control system . Background technique [0002] The microwave unified measurement and control system uses a unified carrier to carry out various functions such as tracking and measurement, remote control telemetry and data transmission to the spacecraft at the same time, and plays an important role in my country's aerospace measurement and control system. [0003] However, due to the rapid increase in data transmission rate requirements for future space activities and aerospace systems, and the continuous improvem...

AI Technical Summary

Problems solved by technology

[0003] However, due to the sharp increase in data transmission rate requirements for future space activities and aerospace systems, and the continuous improvement of orbit determination accuracy and security requirements, it is difficult for the unified microwave measurement and control system to adapt to and meet the development needs of aerospace systems.

Images