To solve the problem that passive homing of lightweight torpedo can not pursue target in sea trial, the fault in sea trial and the torpedo performance were analyzed and compared. It was found that the built-in electric interfere and the abnormal opening of amplitude gate resulted in not pursuing target and losing target in the passive pursuing process.
针对轻型鱼雷实航试验中被动自导难以跟踪到目标，其功能未得到充分考核的问题，通过对实航中故障现象和性能参数进行分析比较，找出了问题产生的原因，即试验中的电干扰导致被动自导难以跟踪目标，幅度门非正常开启造成被动跟踪过程中丢失目标。
With active and passive radar, homing on jammer.
主动和被动复合雷达，自带电子对抗
It is a key technology to perception in network center warfare. It's the chief technology to the passive radar guidedmissile with target homing in electronic countermeasures. And it's also the difficulty technology of signal processing in current electronic intelligence system and electronic warfare support measures.
雷达辐射源信号分选是现代高技术战争和将来的信息化战争中至关重要的环节，是网络中心战中感知的关键技术，是电子对抗以及多模交合制导中被动雷达寻的器的首要关键技术，是当前电子情报侦察系统和电子支援系统中的瓶颈技术。
The millimeter wave radiometer passive detection technique is applied in the important fields, sush as homing guidance in anti-armour missile and smart bomb.
毫米波辐射计的无源被动探测技术具有很强的隐蔽性和很好的抗干扰性能，因此被应用于反装甲导弹和灵巧弹寻的制导等领域。
This paper analyzes some schemes of attacking trajectories of active and passive acoustic homing torpedoes. It adopts the advantages of each scheme and proposes a comprehensive scheme of attacking trajectory, i. e, the initial phase is a pursuit homing and then a fixed prediction angle homing.
本文通过对主被动声自导鱼雷攻击弹道几种方式的分析，取长补短，提出了综合攻击弹道的方案，即初始为尾追方式，最后为固定提前角方式攻击。
Active homing, semi-active homing, passive homing and combined homing are basic radio homing systems for missiles.
主动寻的、半主动寻的、被动寻的和复合寻的是弹载无线电寻的装置的主要体制。
Passive Localization of Active Homing Torpedo Based on Time-reversal Processing
基于时反处理的主动声自导鱼雷定位方法
The guiding method of the certain torpedo is studied through simulation, inside there are wire-guided and passive/active homing procedures.
对某型鱼雷的导引方法进行了仿真研究，包括线导和被／主动自导过程的导引。
The paper, discussing the basic principles and main properties of the radio homing systems of all kinds, is divided into four parts: active homing system, semi - active homing system, passive homing system and combined homing system.
文章综述各种无线电寻的体制的基本原理和主要特点，全文分四部分：主动寻的体制、半主动寻的体制、被动寻的体制和复合寻的体制。
The forth part discusses the combined homing system, presents passive/active combined homing system, semi-active/active combined homing system, and SAR/active homing seeker combined system.
复合寻的体制是其中的第四部分，主要阐述被动/主动复合寻的体制、半主动/主动复合寻的体制和SAR/主动寻的导引头复合体制。
Calculation results show that the acquisition range of passive homing torpedo to vessel moving in maximum velocity will be farther than moving in usual velocity in the same conditions, and evasion course will have great effect on the detection probability of active homing torpedo.
计算结果表明，舰艇若以最高速规避鱼雷，将使鱼雷被动自导作用距离大大增加，而规避航向对主动发现概率有很大影响。
Design and Implementation of a Digital IF Receiver of the Active/Passive Homing Radar
主被动导引头数字中频接收机设计与实现
Application of Real-time Operating System in an Active/Passive Digital Homing Radar
实时操作系统在主被动数字化导引头中的应用
The variable structure proportional navigation with terminal angular constraint is utilized, and estimation about the distance rate and distance between missile and target is made, which broke the constraint that passive homing missile can't measure out the distance and distance rate.
采用带落角约束的变结构导引律，对弹目距离及距离变化率进行估计，克服被动寻的导弹不能测距的约束，同时使切换开关增益随时间自适应变化以减小俯冲过载。
The test results show that the measures can effectively inhibit passive homing false alarm.
试验结果表明，该措施有效解决了鱼雷被动自导虚警问题。
In this paper, the passive radar homing combined with the strap down inertial guidance is used on an antiradiation missile to work against the radar stopping radiating.
本文采用了被动雷达寻的复合惯性末制导做为反辐射导弹的抗雷达关机方案；
According to the characteristics of passive homing penetrating bomb, the variable-structure guidance law with terminal angular constraint is designed. The bomb's angle-of-attack is estimated by the method that the guidance command passes through a first order filter.
针对被动寻的式侵彻炸弹的特点，设计了具有末端落角约束的变结构制导律，并采用将制导指令经过一阶低通滤波器的方法，实现对弹体攻角的估计。
Under the oppressive noise jamming, the seeker turns into the passive working mode of Homing on Jamming (HOJ) from the initiative working mode. Monopulse radar seeker picks up the erro signal of the angle tracking, thereby, the seeker could track the target steady.
在压制式噪声干扰下，导引头由主动工作模式转为向干扰源寻的（HOJ）的被动工作模式，单脉冲雷达导引头可以从噪声干扰中提取出角跟踪误差信号，保持对目标稳定跟踪。
In terms of the method of passive homing combined with inertial guidance used on an antiradiation missile to work against the radar stopping radiating, a inertial axis pointing to the radar precisely is required to set up.
基于某型空地反辐射导弹采用的被动雷达寻的复合捷联惯性末制导的抗雷达关机方法，要求建立一条准确指向雷达的惯导轴。
Discusses the plan, design structure and make sample for double mould coincident guidance for ultrawideband microwave passive homing and infrared imaging homing and good effect which can be achieved with this key technology.
分析论证了超宽频带微波被动寻的与红外成像寻的双模复合制导的关键技术即共孔径集能器技术.提出了方案，进行了结构设计并加工了样件。