众多的扩频通信抗干扰技术往往把有用扩频信号近似看作平稳随机过程。
In a lot of antijamming techniques for direct spread spectrum system (DSSS), the DSSS signal is approximately considered as a stationary process.
针对军事无线通信抗干扰和保密性需求,给出了自适应跳频通信系统模型。
Considering the need of anti-jamming and secrecy in military wireless communication, model of adaptive frequency-hopping (AFH) system is given.
仿真结果表明CVSD的语音通信抗干扰能力较强,是目前语音编码当中最优的编码方案。
The simulation results indicate that CVSD has a stronger anti interference ability of speech communication, and it is an optimum scheme of speech encoding at present.
跳频技术在短距离通信领域内具有很强的抗干扰能力。
Frequency hopping technology has the strong anti jamming ability in the short distance communication field.
所以通信系统的抗干扰性能越来越成为人们关注的焦点。
Therefore, the communication system's anti-jamming performance has increasingly become the focus of people's attention.
通信系统抗干扰性能的一种新评价方法。
A new evaluation method of antijamming performance of communication systems.
最后举例说明了该方法在军事通信系统抗干扰性能评价中的应用。
An example shows its applications in evaluating the antijamming ability of a military communication system.
详细阐述了利用软、硬件实现的几项关键技术,包括控制RF发射器功耗、射频通信、抗干扰措施。
The key technologies such as the method of controlling rf emitter power, wireless communication and the anti-interference measures are emphasized.
该系统中不但采用了奇校验和CRC校验,还利用定时器设置了超时报警机制,提高了通信系统抗干扰的能力。
To improve the ability of suppressing interference, the communication does not only make use of odd parity and CRC parity, but also apply to the overtime alarm mechanism.
文章报道的31位声表面波低频可程序抽头延迟线是一种用于扩频抗干扰通信系统所用的关键信号处理器件。
This paper reports a 31 bit low frequency SAW programmable tapped delay line. It is a key device in signal processing of interference free spread spectrum communication system.
干扰抑制是提高直接序列(DS)扩频通信系统抗干扰能力的重要手段。
The anti jamming capability of DS/SS communications systems can be enhanced significantly by interference suppression techniques.
使用上述技术,经实践证明,CAN总线技术具有高抗干扰性、高可靠性、低出错等优点,通信效果良好。
The practice shows that the CAN bus technology has better anti interference ability, high reliability, low communication error rate and excellent communication efficiency.
本文介绍的电流环与RS- 232接口的方法大大提高了串行通信的距离和抗干扰能力。
The method of current transmitter interfacing with RS-232 in this article enormously advances the ability of serial communication and anti-disturbance.
为了克服移动通信带来的干扰,提高误码率,提出了软件抗干扰措施,完成了地面系统的故障信息管理。
In order to overcome the interference and reduce code error probability, we take the measure to improve it in software and convenient for the default informations management.
短波跳频电台组网在军事通信中占有重要地位,组网应用可以提高跳频电台的抗干扰性能。
Network of the shortwave FH radio is significant in the military communication, also the applications of network can improve the anti-jamming capability of the shortwave FH radio.
我们选择了光纤通信,因为光纤通信具备抗干扰能力强以及绝缘性能好等特点。
Fiber communication technology is employed because of its characteristics of anti interference and good insulation quality.
随着抗干扰通信体制的广泛应用,实现全概率信道化接收机是非常需要的。
With the wide application of Communication Interference Immunity, it's very necessary to realize the full-probability channelized receiver.
详细阐述了利用软、硬件实现的几项关键技术,包括控制RF发射器功耗、射频通信、抗干扰措施。
The key technologies such as the method of controlling RF emitter power, wireless communication and the anti-interference measures are emph…
结果表明,该低压电力线扩谱通信系统具有较强的抗干扰能力。
The experiment results indicate that the system has rather strong anti-jamming ability.
详细阐述了利用软、硬件实现的几项关键技术,包括控制RF发射器功耗、射频通信、抗干扰措施。
The key technologies such as the method of controlling RF emitter power, wireless communication and the anti-interference measures were emphasized.
本文通过建立跳频通信系统的抗干扰仿真模型,用一组实际跳频系统的数据参数验证了该仿真模型的正确性。
In this paper a simulation model of frequency-hopping systems for analyzing the anti-jamming performance is built, and using a set of practical dates proves the correctness of this model.
本设计则利用USB总线的优点,采取多种抗干扰措施保障数据通信的安全高效,并对US B传输机制作了简要的介绍。
This design makes use of merits of USB, many measures have been taken to guarantee the communication reliability, and introduces simply USB transmission.
还介绍了串行通信的硬件电路、PLC系统设置和系统抗干扰措施等。
The hardware circuit of serial communication, PLC system configuration and the anti jamming measure are also introduced.
主控芯片采用AT89C51单片机,通信方式采用抗干扰能力强、可靠性高的DTMF信号和单工调频的无线通信方式。
The master control chip uses AT89C51, the communication mode adopts DTMF signal with strong anti-interference and high reliability, and simplex frequency modulation.
跳频通信由于具有较强的抗干扰能力和任意选址等优点而在军事通信和移动通信领域得到了广泛的应用。
The advantages of strong anti-interference, random address selection make slow frequency-hopping (SFH) communication have a wide application in the areas of military and mobile communication.
跳频通信技术因其具有良好的抗干扰能力而被广泛应用于各类通信系统中,尤其是短波通信中。
Frequency hopping technology has served in all kinds of communication systems with its excellent interference resistance ability, especially in short wave communication system.
本文介绍了自行开发的抗干扰卫星通信系统仿真软件的模块结构、关键技术及应用于分析验证一种新型抗干扰技术的例子。
This paper presents the modular structure, key techniques and an application example of a software package developed by ourselves for simulations of anti-jamming satellite communications systems.
电子通信设备中的接地技术,关系着整台设备的干扰特性及其抗干扰性能。
The capabilities of interference and anti-interference of a set of electronic communication equipment depend on the rationality of earthing.
文章介绍了直接序列扩频通信的原理及其优点,针对不同的干扰方式,对直接序列扩频通信的抗干扰能力进行分析。
The paper introduces the principle and the merit of DSSS communication, then analyze the anti-jamming capability of DSSS communication in the case of many kinds of jam.
文章介绍了直接序列扩频通信的原理及其优点,针对不同的干扰方式,对直接序列扩频通信的抗干扰能力进行分析。
The paper introduces the principle and the merit of DSSS communication, then analyze the anti-jamming capability of DSSS communication in the case of many kinds of jam.
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