在直扩码分多址(DS - CDMA)通信中,盲信号检测及干扰抑制技术是增加系统容量的重要手段。
In direct sequence code division multiple access (DS-CDMA) communications, blind signal detection and interference cancellation are the important methods to increase system capacities.
E1传输线路在我国通信网络系统中具有广泛的应用,对其传输性能的分析与检测成为维持网络正常运行的关键因素。
E1 transmission lines are widely used in communication network systems in our country. Testing and analyzing performance of E1 line become a key factor for network maintenance.
在光纤通信系统中,超短光脉冲的检测一直是一个重要的问题。
It is a key problem to detect the ultrashort pulse in optical communication system.
着重分析了在码分多址(CDMA)数字蜂窝移动通信系统中的三种用户检测技术。
This paper mainly analyzes three user detection approaches in digital cellular mobile communication systems based on CDMA.
最大似然序列检测技术被广泛应用于数字通信系统中来估计通过有噪声的符号间干扰(ISI)信道传输的数字数据序列。
Maximum likelihood sequence detection (MLSE) is broadly use in the digital communication system to estimate the transferred data through the ISI channel with noise.
根据特定的电涡流检测系统设计了有效的串行通信协议。
A serial communication protocol used in the eddy current testing system is designed.
在实际通信系统中当信号处于深衰落时,最小均方误差(MMSE)检测器经常失去对信号的相位跟踪。
It is noted that the minimum mean square error (MMSE) detector often loses phase to lock a desired signal when the desired signal dips into a deep fade.
最后把执行部分、检测部分、控制部分、通信部分及其他部分有机组合起来,实现系统的智能自动化。
Finally the organic combination of DO-part, examination section, control section, communication section and else sections achieves the intelligent automation control of system.
在介绍一种基于TH - PPM调制方式的超宽带通信系统的基础上,深入讨论了一种并行检测接收机方案并分析了其工作原理。
On the basis of an introduction of TH-PPM UWB communication system, this paper advances a parallel detection receiver scheme.
该系统包括恒电位电路、微电流检测电路、控制器及其外围电路以及与上位机的通信。
The system includes constant potential circuits, micro-current detection circuit, controller and its peripheral circuits as well as the communications with the PC.
该系统通过PIC单片机对多路漏水传感器信号进行实时检测与处理,并将结果通过通信实时传送给上位计算机进行决策控制。
Using PIC single chip computer, the system can make real-time detection to multiplexer channel leak sensor signals and deal with them, then send the result to computer to make decision.
对于任何一种扩频通信pN码捕获系统来说,捕获性能在很大程度上取决于检测概率和虚警概率。
For any PN code acquisition system in spread spectrum communications, the acquisition performance is largely dependent on the probabilities of detection and false alarm.
该文介绍了笔者在开发工业温度检测系统的一些设计思想和体会,给出通信协议的设计和协议的源代码实现。
This article introduced the author's idea and experience in the process of design industry temperature test system, illustrates the communication protocol design and the source code of realization.
工程中常遇到各类噪声信号,噪声存在于电子设备和系统中,它经常妨害长距离通信和检测弱信号的能力。
The abilities of long distance communication and weak signal detection are deteriorated by various white noises existing in the electronic instruments and system.
干线综合测试仪是对通信系统中的干线传输设备进行检测的仪器。
Trunk Tester is equipment that is used to test trunk transmission equipment of the communications system.
因此,同样需要构造一种具有不产生光纤中断的错误指示的光纤中断检测的光纤通信系统。
Thus, there is also a desire to build an optical fiber communications system with fiber break detection that does not generate false indications of a fiber break.
本课程的教学目的在于系统地介绍现代无线通信系统中所涉及的有关信道估计以及多用户检测的理论与方法。
The teaching goal of this course is to introduce systematically the theory and approach of channel estimation and multi-user detection in modern wireless communication system.
在直接序列扩频通信系统中,假设敌方能够逐个比特地检测到整个PN序列,并产生一个调制的转发干扰。
In direct sequence spread spectrum communication system, enemy is assumed to detect whole PN sequence chip by chip and a modulated retransmitted interference is created.
该算法有望用于实际的非协作通信系统中信号的检测和快速识别。
So it is suitable for the practical application of signal detection and fast recognition in non-cooperation communication systems.
为提高实时通信中语音端点检测系统的性能,提出了一种基于能量和鉴别信息的端点检测算法。
A new algorithm based on the energy and discrimination information was developed to improve the performance of the voice activity detection system in real-time speech communications.
本文提出一种对双相码进行最佳时间检测的光纤数字通信系统的方案,对这种系统的性能作了理论分析。
This paper deals with the theoretic aspect of investigation to a biphase coding and time detection scheme for digital fiber-optic communications.
本文后半部分就小信号检测系统的随机共振算法以及DSP系统与PC机间的通信进行了详细的描述。
Faint signal detection system communication between DSP processing system and PC managing system are described in the detail in back of this article.
本论文主要论述了机载卫星通信站天线分系统故障检测系统的研制过程。
This paper mainly deals with the research process of a fault detection system of the antenna system of satellite communication carried in plane.
战场检测车vxi系统和后方VXI系统通过公共通信网和卫星通信网构成远程战场支援系统。
The battlefield test vehicle and rear VXI system constitute long-distance battlefield supporting system by the common communications and satellite communications network.
以丰田皇冠汽车多路通信系统中CAN为例,介绍CAN通信系统的组成、故障码和CAN总线的一般检测步骤和方法。
With an example of CAN in multiplex communication system on TOYOTA CROWN, the author introduces the constitution and fault codes of this system and general testing process and method of the CAN bus.
智能运输系统的前提条件之一是实现道路行驶车辆自动检测与交通信息实时采集。
Intelligent transportation system is based on realizing moving vehicle detection and collection with traffic message in real time.
实时检测的交通数据的质量对先进的交通信息系统和ITS来说至关重要。
The quality of real-time detector traffic data is Paramount for advanced traffic information system and ITS.
结果证实了,差分跳频通信技术和按序列检测方法的结合,使通信系统在瑞利衰落信道条件下的性能得到了比较显著的提升。
The simulation results presented prove that the performance of DFH system with signal detecting by sequence is much better than the conventional frequency hopped systems over Rayleigh fading channels.
分布式入侵检测系统的各个部件之间的通信需要统一的标准的消息格式,我们使用的是由IDWG所定义的入侵检测消息交互格式(IDMEF)。
We choose Intrusion Detection Message Exchange Format (IDMEF) defined by IDWG of IETF. The types of message used in our system are more than those defined in IDMEF.
气象检测控制系统是集计算机、通信和电子技术、工业控制为一体的综合探测系统。
Meteorological monitoring control system is a comprehensive monitoring system based on computer, communication, electronic technology and industrial control.
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