应答机

并根据已知外部参考源（如信标、应答机或岛屿等）的回波信号，探讨了一种提高雷达测量值位置配准精度，同时也能有效地消除电离层模式模糊的处理方法。

Basing on the known signals from external reference sources ( e.g.beacon , responder or island , and so on ), we also discuss a method that can improve radar location accuracy and eliminate the ionosphere mode ambiguity .

然而传统USB应答机只能很简单的转发信号，不能反映出目标卫星运行的动态过程，必须利用跟踪过境卫星来创造逼近真实任务的状态及条件。

Traditional USB responder , however , only very simple forwarding signals do not reflect the dynamic process of the target satellite operation , must be used to track the transit satellites to create a task close to the true state of and conditions .

我在你的电话应答机上留言了。

I left a message on your answering machine .

1.Answeringmachine电话应答机A：我发现在中国，电话应答机不是很流行。

A : I found that the ansering machine is not popular in China .

C波段超小型化连续波应答机的设计

Design of a C-Band Miniature CW Transponder

试验验证及在轨运行状况表明，C星应答机工作正常，所作技术改进正确有效。

The test approval and on-orbit flying showed that the responder operation of C satellite was normal , which meant the improvements were correct and effective .

星用双模应答机综合基带PM模式关键技术研究

A Research on Some Key Techniques in the Integrated Base-band of PM Mode about a Dual-mode Transponder

一种AIS船载应答机的结构设计中国船舶自动识别系统（AIS）岸台建设

Structure Design of an Automatic Identification System ( AIS ) Ship-borne Transponder Construct China AIS

因此，研究一种兼容扩频和线性调相（PM）两种模式的双模应答机，在保存现有USB测控体制的同时又可以与新的测控体制接轨，其意义是非常重大的。

Therefore , it is of great significance to develop a dual mode transponder to made the two different system compatible .

一种Ka频段应答机

A Kind of Ka Band Transponder

在研究SSR信号体制、特性的基础上，分析A、C模式空管应答机的输入输出信号特性，研制基于单片机的A、C模式空管应答机的检测系统。

Based on the research SSR signal rule ? works characteristic 's foundation , analyze A ? C mode of aviation administer transponder IN / OUT signal characteristic , develop A ?

3R■测量系统的高精度新型应答机设计

Design of a Novel and High Precision Transponder Based on 3R ■ Instrumentation System

对综合化、数字化、精度自校和BIT、角跟踪、应答机和GPS的技术问题进行了评述。

Conference ( ITC ) in America . The technical problems of integration , digitization , accuracy self-checking and , BIT , angle tracking , transponders and GPS are reviewed in the paper .

通用的新型用户应答机应该采用双模式，既可以适应传统USB体制的PM调制模式，又能够满足新型扩频测控模式的要求（扩频调制和线性调制双工作模式）。

The new universal transponder should have two modes to adapt to both the PM modulation mode of traditional Unified S Band telemetering and command system and the Spread Spectrum mode .

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 .

其要求是对一种新型的TDRSS用户应答机中频数字接收机进行研究和开发。

It needs to research and develop a kind of IF digital receiver of the TDRSS User Transponder .

该方案不仅能够对PN码相位的变化作出调整，同时对PN码多普勒进行跟踪，较适合于测控应答机中PN码跟踪环的应用。

The solution enables not only adjustment of variation of PN code phase , but also tracking of PN code Doppler , making suitable applications of PN code tracking loop in TT & C transponders .

三通道锁相转发应答机CA-51的设计及特性分析

Design and Character Analyzing of Three Channels Phase-Locked Transmitting RSP CA-51

IEC61162协议是AIS应答机与外部设备互联互通的重要协议，通过对IEC61162数据协议的分析，对于构造完整的AIS系统有着非常重要的作用。

IEC 61162 is an important protocol for AIS transponder to interconnect and interoperate with external equipment . Analysis of IEC 61162 data protocol is of great importance to establishing a complete AIS system .

应答机的研究是与测控技术的发展同步进行的，USB测控体制中将跟踪测轨、遥测和遥控信号通过多个副载波调制在一个统一的载波上，采用的是线性调相频分多路体制；

The research of transponder goes side by side with the TT & C technology , the tracking , telemetering and command signal are all modulated on a united carrier throught several subcarriers , and FDMA is adopted in USB system .

讨论了一种新的USB和TDRSS系统兼容型双模应答机中频数字接收机的工作原理和处理算法，并对该系统的实现进行了可行性分析。

The operating principle and processing algorithm of IF compatible receiver for a novel dual-mode transponder with USB and TDRSS system is discussed , and the feasibility of the system realization is also analyzed .

本论文所研究的课题是TDRSS用户应答机中频数字化技术，是应答机新技术研究的一部分。

The main tasks in this thesis focus on intermediate frequency digitized technology for TDRSS User Transponders , which is a part of the novel technology research of transponders .

目前国内航天飞行器USB测控网和测控应答机采用DPSK调制方式，采用硬件方式实现调制和解调功能，体积、重量和功耗较大，不能满足皮卫星应用环境。

At present , domestic spaceflight Unite S Band ( USB ) TT & C network and transponder adopts Differential Phase Shift Key ( DPSK ) modulation , which is implemented by hardware and cannot be used on pico-satellite .

发生遇险或紧急状态时，应将应答机编码放置A7700。

The code of transponder shall be set to A7700 in case of distress or emergency situation .

MySpace网站上没有什么设置能让用户创建自我介绍视频内容，它就像一个电话语音应答机，用户用某种类型的声音说某些套话。

' MySpace doesn 't set up something for you to create an introduction video , but kind of like a telephone answering machine , you assume a certain kind of voice and say certain things . '

介绍了AIS船载应答机的结构设计，具体包括AIS应答机主机的结构设计以及天线、MKD显示器等部分的结构设计，重点介绍了AIS船载应答机主机的结构设计。

The structure design of an AIS ( Automatic Indentification System ) ship-borne transponder is introduced , including AIS transponder main unit , antenna , MKD display , etc , with emphasis on the design method of the main unit .

这些都对进一步研究实现TCAS与S模式应答机的综合化具有一定的参考与借鉴意义，也为航空电子系统的综合化设计与实现提供了一种解决思路。

The above could provide some reference for the further study and implementation of integraed TCAS and mode S transponder and supply one thought for design and implementation of integrated avionics system .

TDRSS用户应答机是该系统的用户终端，其正反向链路的信号通常采用QPSK或SQPSK调制和直接序列频谱扩展。

A TDRSS User Transponder is a terminal of the user satellite in this system , in which QPSK or SQPSK modulation and direct sequence spread spectrum ( DS-SS ) are employed in the forward / backward links .

简要介绍了当前无线电测控系统中多信道应答机设计的流行体制，详细阐述了基于多信道锁相转发体制的CA-51应答机的设计方案与技术特点。

Introduces briefly popular design systems of CW and Multi Channels RSP in current Radio TTC System , Expounds design and technology traits of CA-51 RS Pbe based upon Multi Channel Phase-Locked Transmitting System .

我仍然收不到你的应答机，到达高度层150报告。

I still unable receive your transponder , report reaching FL150 .