由傅里叶分析可知，新码型的带宽远远高出原码的带宽，从而扩展信号的带宽，这些新的码型也叫伪随机码（Pseudorandom code，PN），码位越长系统性能越好。
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pseudorandom code fuze 伪随机码引言
pseudorandom code generator 伪码产生器
multi-valued pseudorandom code 多值随机码
pseudorandom-code spread spectrum 伪码扩频
pseudorandom code laser detection 伪随机编码定距
pseudorandom code phase modulation 伪随机码调相
The key technology of laser fuse is studied at present,including mainly pitch detection technology and pseudorandom code technology are introduced.
针对目前在研的激光引信探测的关键问题,即激光引信的前倾探测和伪随机码探测技术进行了分析。
参考来源 - 激光引信探测技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The principle of detection by pseudorandom code is illustrated in this paper.
比较详细地讨论卫星测控系统中利用伪随机码来测距的几种方法。
In order to solve the above problems, we develop ultrasonic range-finder which is based on pseudorandom code.
为了解决上述问题，我们研制了基于伪随机码调制的超声波测距。
The pseudorandom code instead of single impulse is used for modulation to improve the capability of anti-jamming and precision of measuring range.
使用完全正交的伪随机码代替单脉冲信号对超声信号进行调制，以提高发送信号的抗干扰能力和系统的测距精度；
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