Tracking and Data Relay Satellite ( TDRS ) system is a communication system providing continous and real-time services such as tracking telemetry command and data relay for low-earth-orbit spacecraft .

中继卫星系统是一个为低轨航天器提供连续、实时的跟踪、 测控与数据中继服务的卫星通信系统。

In the scheme the effects of nutation motion on attitude was considered and all telemetry information was simulated on requirements for accuracy and real-time processing with microcomputer under actual process Of tracking telemetry and command of satellite .

该方案考虑了卫星章动运动对姿态的影响，根据实时性和精度的要求，模拟卫星实际 测控过程，对各种遥测量进行了仿真。

Finally the application of this distributed diagnosis technique in a satellite tracking telemetry and command ( TT & C ) proves that the complexity of diagnosis is reduced the diagnosis result is correct which is suitable for fault diagnosis in complex satellite system .

在某卫星 测控系统中的应用结果表明，此方法降低了诊断的复杂性，诊断结果正确，适用于卫星这类复杂系统的故障诊断。

Applications of GNSS for Aerospace Tracking Telemetry and Command

全球导航星系统在航天 测控中的应用

The orbit dynamics theory deep space orbit dynamics simulation and TT & C ( Tracking Telemetry and Command ) simulation are detailedly researched combined with actual project in this paper .

本文结合实际课题，对轨道动力学理论、深空轨道动力学仿真以及 测控仿真进行了详细研究。

With the development of aerospace techniques and the demand of military aerospace techniques more and more country pays more attention to the Tracking Telemetry and Command ( TT & C ) techniques of satellite .

随着我国在航天技术上不断进步和军事航天的需要，卫星 测控技术越来越受到各国的关注。

The result of experimentation shows that the multi-channel ground base band equipment has good consistency and meet the design requirements which can be used in the Tracking Telemetry and Command ( TT & C ) of UAV .

测试表明，此多通道地面基带具有良好的一致性，达到了 技术设计要求，可适用于多个无人机的 测控。

Research on the Method of Combine GEO Satellite Determination Based on Space-based Tracking Telemetry and Command Technology

基于天基 测控的同步轨道卫星联合定轨方法研究

On the basis of shortcoming of traditional spaceflight telemetry tracking and command systems in measure accuracy data speed and resist interfere multi carrier code division multiple access ( MC CDMA ) technology is applied to spaceflight in this paper .

针对传统航天 测控 通信系统在测距精度、数据传输速率和抗干扰等方面的不足，将多载波码分多路存取（MCCDMA）应用于航天 测控通信系统。

The digital receiver for measurement and control plays a key role in the telemetry tracking and command ( TT C ) system for high-speed aircraft which is the base of tracking measuring monitoring and controlling of the high-speed aircraft for the TT C system .

测控数字接收机是高速飞行器 测控系统中的重要组成，它是飞行器对其有效载荷进行跟踪、测量、监视和控制的基础。

The Telemetry Tracking & Command ( TTC ) communication is in S-band frequency .

跟踪， 遥测 与 指挥的通信是使用S波段的频率。

DBF Based on Multi-aircraft Tracking Telemetry and Command System

基于多飞行器 测控系统的数字波束形成研究

A simple digital demodulation method is proposed for the DPSK-PM modulated signals which are commonly used in the satellite USB ( Unified S-band ) tracking telemetry and command system .

针对卫星USB 测控系统中常用的DPSK-PM调制技术，设计了一种简单的数字解调方法。

TTC ( Tracking Telemetry Command ) data is the foundation of TTC system . Real-time input / output monitor display and safe storage of TTC data are very important .

测控数据是测控系统进行测控任务的基础，保证其实时信息输入输出、监控显示、安全存储是非常重要的。

This algorithm has great instructive meaning for the foundation of simulation flat for information confront of spaceflight tracking telemetry and command link .

该方法对于航天 测控链路信息对抗仿真平台的建立具有指导意义。

Clonal Selection Land-Based Satellite Tracking Telemetry and Command ( TT & C ) Resources Scheduling Based on the Mission Oriented Model

基于面向任务模型的陆基卫星 测控资源克隆选择优化调度

The central management and unified allocation mode applied to the space TT C (( telemetry ) tracking and command ) network as well as the scheduling algorithms to meet multi-satellite TT C missions are analyzed in the paper .

研究了航天 测控网资源集中管理、统一分配的工作模式，以及满足多星测控任务的 测控网资源调度方法。

A Design of Transmission Timer for Tracking Telemetry Command and Communication Software

一种 测控通信软件的数据发送定时器设计

Developments of Vehicle Tracking Telemetry Command and Communication Techniques Under Environments of Electronic Countermeasure

电子对抗环境下飞行器 测控通信技术的发展

For the channel characteristics of wireless data transmission we format the frame of telemetry data and the command of remote control and code the remote control command by BCH . Then design the whole software architecture .

针对无线数据传输信道的特点，对 遥测数据和遥控 命令帧格式做了探讨并对遥控命令进行BCH编码，然后对整体软件结构做了设计。

Model Error Estimation Based on Distributing Regression and Its Application Research on Space Based Tracking Telemetry and Command System

基于逐步回归的模型误差估计及在天基 测控系统中的应用研究

Deep space exploration means to the exploration of the moon or space and celestial bodies beyond the moon . The system which actualizes tracking telemetry and command on the spaceflights is called deep space communication system .

深空探测是指对月球和比月球更远的天体和空间进行的探测，对实施深空探测的航天器进行 测控通信的系统称为深空测控通信系统。

Real-time and reliability are indispensable properties of tracking telemetry command and communication system .

实时性和可靠性是 测控通信系统必备的性能。

Developing satellite tracking telemetry & command ( TTC ) and orbit determination technology based on space-based TTC network is an effective means which overcomes limitations of traditional ground TTC mode but utilizing satellite-to-satellite measurement would arise deficient-rank .

发展基于天基 测控网的卫星 测控定轨技术是克服传统地面测控方式缺陷的有效手段，而仅仅利用天基星间测量信息进行自主定轨易产生亏秩现象。

The separated telemetry and command functions will be solved by combined them in AOS data transmission .

USBTT＆C解体后的 遥测 遥控功能合并到数据传输AOS中去解决等6项建议。

By spread spectrum technology the telemetry tracking and command of small satellite groups can be well realized .

采用扩频技术可以较好地解决小卫星群 测控及跟踪的问题。

The antenna system consists of three parts : an assembly of the omnidirectional telemetry and command antennas a directive communications antenna and a three channel noncontacting rotary joint .

该天线系统包括三部分：全向 遥测 遥控天线组件，定向通信天线和三信道无接触旋转关节。

Application of Software Quality Evaluation in Telemetry Tracking and Command ( TT & C ) Software

软件质量评价在航天 测控软件中的应用

In TT & C system unified spread spectrum framework and adaptive antenna digital beamforming technologies are used to track telemetry and command objects .

统一扩频测控体制的多飞行器测控系统应用自适应天线数字多波束形成技术对目标实施跟踪和 测控。

The packet onboard data systems are different from traditional PCM telemetry and command systems in data sources .

分包体制的星载数据系统与传统的PCM 遥测 遥控系统两者面向的数据源有很大不同。