地面站

在地面站设备中，对于遥感遥测、测控测角而言，伺服控制系统都是重要的组成部分；

Among ground satellite station equipment , servo control system are important component of remote sensing , telemetering measurement and measurement of the angle .

SAR地面站集群系统实时自动监测的实现

Real-Time Monitoring of the Cluster System of a SAR Ground Workstation

本文的第二章介绍了遥感数字图像的一些基本情况，并根据多波段遥感数字图像的数据格式，把中国遥感卫星地面站接收的美国陆地卫星的TM数据用图像表现出来。

Chapter Two introduces some basic conditions of remote sensing digital images .

本文所介绍的是专为卫星工程地面站研制的C波段统一载波的微波集成下变频器。

The microwave integrated downconverter used in unify Carrier for c band is specially designed for satellite communication earth station . It has three channels .

美军已在建设备用地面站，以防出现位于科罗拉多斯普林斯城外的主要gps控制中心瘫痪的情况。

Backup ground stations are being set up in case the main GPS control centre outside Colorado Springs is disabled .

DLL技术在无人机地面站仿真中的应用研究

Research and Application of DLL Technology in UAV 's Ground Simulation

本文是对空间机器人由地面站遥控操纵在空间抓物实验方案的仿真研究，它是在图形计算机工作站上用C语言编程实现的。

This paper provides simulation study for the project that arises when robots in space are tele-operated from ground stations . Et is programmed by C language at graphic-computer-workstation .

主要研究了地面站计算机在Windows环境下利用VISUALBASIC6.0读取串行口输人的GPS定位数据，并对该数据进行处理和显示，给出了主要程序框架。

A method to receive and process GPS positioning data in ground computer using Visual Basic 6.0 under Windows environment is analyzed . The frame of program is given .

TDRSS地面站Ka频段收发信道

Ka-band Transmit / Receive Channel of TDRSS Ground Station

UAV装有一台CCD照相机以实时方式经由数据链传送图像数据到地面站。

The UAV is fitted with a CCD camera and transmits the image data to the ground station via datalink in a real-time manner .

5m卫星电视地面站装调技术及图像质量

The Technology of Installment and Adjustment and the Quality of the Picture in the 3 . 5-meter-diameter Satellite TV Ground Station

IFF信号是飞机与地面站之间进行相互识别的一种信号，包括询问和应答两种格式。

IFF signal is a type of signal by which the station on earth can identify the flying plane .

国际上已有的基于WebGIS的SAR数据管理与共享平台大多出于SAR数据产品浏览和订购的目的，例如欧空局及各国SAR卫星地面站的相关平台。

Most SAR data management and sharing platforms in the world based on Web GIS are for browsing and ordering SAR data products , such as the related platforms of SAR ground stations of ESA and each country .

本文介绍一个TDRSS试验系统，它包括TDRSS地面站、TDRSS用户应答机和TDRSS联试转发器。

A TDRSS test system is introduced which includes TDRSS ground station , user transponder and joint-test repeator .

小型卫星地面站中ODU控制器的通信模块设计

Design of a Communication Module for the ODU controller in VSAT

UAV经数字式飞行控制和管理系统控制，而且通过集成无线电系统和先进任务控制系统与地面站连接。

The UAV is controlled by a digital flight control and management system , and is connected with the ground station through its intergrade radio system and advanced mission control system .

LAAS地面站伪距纠正量误差完好性监测算法研究

The Study of Integrity Monitor Algorithm of the Pseudorange Correction Error on LAAS Ground Facility

MBS由互联网基站服务器和通讯卫星及2个地面站组成。

The MBS is a developing system for internet broadband services and consists of a communications satellite and two earth stations , which were installed on the ship and land .

运用VC++6.0与GLStudio实现了对飞艇地面站的开发，开发原则是界面友好、操作简单、功能模块化。

Using the VC + + 6.0 and GL studio to realize the development of the airship ground station , and the development principles are friendly interface , simple operation and functional modularization .

根据山东省81个地面站1961&1998年共38年的降水资料，应用自然正交函数展开（EOF）方法，分析了山东省38年春季月、季降水量的时空变化特征。

Based on the precipitation data at 81 surface stations of Shandong Province during spring of 1961_1998 , EOF method is used to analyze spring precipitation of the Province in this article .

论述了卫星双向时间比对原理和比对系统中各项系统误差。计算出同步卫星运动导致的时间延迟误差、地球自转效应（Sagnac）误差和地面站设备时延误差。

The two-way satellite time transfer ( TWSTT ) and its systematic errors are discussed in detail , especially the motion of satellite results in time delay errors and Sagnac effect error .

在SNRS调度模型中，卫星通信任务已不再是简单的在目标星和地面站之间进行，各目标星之间可以实现通信任务的调度。

In SNRS scheduling model , satellite communication task is not simply between target star and earth station , communication tasks can be scheduled between each target star .

针对该卫星地面站软件系统的实际特点，给出了两种基于Nelson模型的可靠性定量评估方法，并将这两种方法运用到实际的软件当中，实现了对该软件系统的有效评估。

In allusion to the actual characteristics of the satellite ground station software , the author uses two methods based on Nelson module to evaluate the software reliability , and applies the two methods to actual software , realizes the effective evaluation of the system .

在GEO卫星轨道确定中，系统误差如卫星钟差、测站钟差、卫星转发器时延、地面站设备时延和测站偏差等，已经成为GEO卫星定轨数据处理中的关键问题。

One of the most important problems in the data processing of GEO satellite orbit determination ( OD ) is the validation and control of systematic errors , such as satellite clock error , receiver clock error , time delay of satellite transponder and tracking station equipment bias .

PCMA技术是用于双向卫星通信的一种崭新技术，是一种全新的频率复用方式，它允许两个不同的卫星地面站同时使用完全相同的频率、时隙或扩频码字。

PCMA is a fundamentally new technique for two-way satellite and a novel method for frequency re-use which allows two different earth stations to use the same frequency , time slots and / or CDMA code at the same time .

本文在分析ARGOS系统地面站（VHFLUT）软件的浮标数据归档模块的基础上，介绍了针对实际工作中发现的问题对原模块所作的一系列改进，以及对原软件所进行的编译。

Based on the analysis of the data archiving model in the software of the VHF LUT system , some improvements of the original model for coping with the prac - tical problems and the compilation of the original software are introduced in this paper .

由于目标小天体和地面站之间存在较长的通汛延迟，加之小天体的动力学环境复杂多变，传统的基于深空网的导航、制导与控制（GNC）模式已不再适合探测器着陆小天体。

Due to long communication delay between target asteroid and base stations and complex mutable dynamic environment of small body , the traditional GNC mode based on deep space network ( DSN ) is no more suitable for landing spacecraft on small body .

“外联网”项目将使用数据广播技术，让这些卫星向地球地面站持续释放无线网络信号。MDIF公司总部在纽约，他们表示将利用这些卫星向世界各地广播网络信号。

Using something known as datacasting technology , which involves sending data over wide radio waves , the New York-based company says they 'll be able to broadcast the Internet around the world .

利用VC++实现基于TAPI的调制解调器编程，使微机通过调制解调器的拨号功能与北京地面站相接，并使用户能通过调制解调器经由用户电话线直接完成陆地方与Inmarsat-C船站间的中文通信。

This paper focuses on how to realize the TAPI-based programming utilizing VC + + , connect the computer with the Beijing CES through modem dial-up service and realize the Chinese communication between land and Inmarsat-C SES through users ? telephone wire and modem .

分析和实验表明，在低业务量卫星通信系统中，用SCPC-DAMA技术能最大限度地节省空间段和地面站的费用（在相同的业务量下，与预分配系统比较）。

It has been found through analysis and experiment thai in light traffic satellite communication systems the capital cost of the space segment and earth stations can be saved on by the SCPC-DAMA technology most effectively .