secondary radar

The secondary radar systems also fulfill the task of identify some information of the friend target about the aviation altitude, the aviation distance and the aviation azimuth.

二次雷达系统同时具有能识别我方目标的飞行高度、飞行距离和方位等信息的功能。

A readjustment plan on consistency of amplitude and phase of the receiving channel for monopulse secondary radar;

比相单脉冲雷达采用和差通道接收信号比相的方法测角。

Finally, the development of responder and the feasibility of using responder as secondary radar are discussed.

在最后讨论了应答器的发展方向和用作二次雷达的可行性.

Secondary Surveillance Radar the ground picks the data and displays it on the ATC radar screen.

地面的二次监视雷达接受到数据并把数据在空管雷达屏幕上显示出来.

The secondary wind finding radar is an important tool of atmosphere measurement.

二次测风雷达是大气探测的重要工具之一.

The secondary radar IFF ( Identification of Friend-or-Foe) systems mainly consisting of interrogators and transponders, are used to identify the friend-or-foe attribute of the targets that are detected by the primary radar.

二次雷达敌我识别系统用于识别一次雷达检测到的目标的敌我属性，它主要是由询问机和应答机两部分组成。

The accuracy of secondary monopulse surveillance radar OBA ( off-boresight angle) is one of the most important factors affecting radar angle measuring precision. In order to improve radar angle measuring precision, some algorithms of estimating OBA are presented.

单脉冲二次监视雷达偏离角（OBA，Off-Boresight Angle）表的准确性对于测角精度至关重要，为了提高测角精度，文中提出了几种OBA表的估算方法。