نتایج جستجو برای: missile guidance
تعداد نتایج: 79189 فیلتر نتایج به سال:
The Electronic Warfare Division, of the Avionics Laboratory at the Wright Research and Development Center (WRDC), WPAFB, has two in-house facilities which are used in the evaluation of conceptual infrared (IR) and electro-optical (EO) countermeasure techniques. The ftrst facility, called the Dynamic Infrared Missile Evaluator (DIME), is a 6-degree of freedom hardware-in-the-loop infrared (IR) m...
This study applies deep-reinforcement-learning algorithms to integrated guidance and control for three-dimensional, high-maneuverability missile-target interception. Dynamic environment, reward functions concerning multi-factors, agents based on the deep-deterministic-policy-gradient algorithm, action signals with pitch yaw fins as commands were constructed in research, which missile order inte...
Abstract Combustion products of solid propellants burn again when mixed with atmospheric oxygen. This phenomenon called afterburning and causes a temperature increase in the plume with resulting increases in plume radiation, concentration of ions and free electrons. Free electrons can reduce energy of radar waves with resulting interference in guidance of guided missiles. In tactical rockets...
When a detector sensitive to the target plume IR seeker is used for tracking airborne targets, the seeker tends to follow the target hot point which is a point farther away from the target exhaust and its fuselage. In order to increase the missile effectiveness, it is necessary to modify the guidance law by adding a lead bias command. The resulting guidance is known as target adaptive guidance ...
Design and Simulation of an Infrared Jammer Source for an Infrared Seeker M. R. Mosavi; M. Asadpour; H. A. Ameri Department of Electrical and Computer Engineering, Behshahr University of Science and Technology ABSTRACT Infrared jammer source is intended for active protection of helicopters against guided missiles with IR homing devices. The majority of such known stations are intended for suppr...
In this paper we consider multitarget tracking with multiple sensors for BMD. In a previous paper multitarget tracking with a single sensor was considered [8]. A ballistic missile may be in several pieces, presenting multiple targets. Besides the ground based or ship sensor there is also the missile seeker. We consider algorithms for generating and maintaining the tracks needed for BMD. A cue o...
Tracking a target is a fundamental and crucial problem in wireless sensor networks. It is well known that non-line-of-sight (NLOS) propagation will significantly degrade the tracking accuracy if its effects are ignored. In this paper, a line-of-sight (LOS) identification approach for range-based tracking systems is developed to discard the NLOS measurements. Based on Lp-norm LOS identification ...
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