摘要
激光脉冲编码是半主动激光制导武器采用的一种抗干扰措施。为了提高干扰能力,提出了精确编码、变间隔编码和变脉冲编码等各种高精度复杂的脉冲编码算法。该脉冲编码算法的实现充分利用了TI公司的TMS320F2812的32位CPU定时器0,通过接口电路调制激光器输出同步编码脉冲。该激光脉冲编码控制器结构简单,脉冲编码形式复杂多样,同步精度高。该脉冲编码算法及其编码控制器已应用于仿真实验系统项目中,满足了仿真实验系统项目激光脉冲精度0.1μs和同步精度0.1μs的设计要求。仿真实验项目证明:通过该脉冲编码控制器调制的激光脉冲复杂多样、我方容易解码而敌方难以识别、具有较强的抗有源欺骗干扰能力。
The laser pulse coding is a kind of anti-jamming measure for the half-initiative laser guided weapon.In order to improve the interference ability,the all kinds of complicated pulse coding measure of the precise coding,the variational space coding and the variational pulse coding etc.are proposed.The realization of pulse-coding measure is used 32-CPU-Timer0 of TI TMS320F2812 and modulated the output pulse of the laser by the interface circuit.This controller has four advantages:simple structure,multiplex form for pulse coding,highly precise pulse and high synchronization precision.This measure and this controller have been used in the simulation experiment system item.It satisfies the synchronization precision 0.1μs and the pulse precision 0.1μs of the simulation experiment system item.The experiment proves that the laser coding pulse is highly complicated and is easy to decode by us and is difficult to identify by enemy.It has the strong anti-jamming ability.
出处
《电子测量与仪器学报》
CSCD
2014年第4期402-408,共7页
Journal of Electronic Measurement and Instrumentation
基金
三期创新工程(061X20C060)项目
