1) UWB communication
超宽带通信
1.
Both theoretical analysis and numerical simulation indicate that most of the factors affecting the performance of DS-BPSK UWB communication system can be revealed by using the proposed formula,which demonstrates the effectiveness of our formula.
对工作在多径有噪信道内的DS-BPSK超宽带通信系统进行分析,得到了扩频码正交性保持情况下系统信道容量的理论公式,并根据分析结果进行了Matlab仿真。
2.
In order to develop an effective and reliable UWB communication system, we must establish the reasonable channel model for the application environment, then can do the demonstration, design and realization of the: system project.
超宽带无线通信是一种通信新技术，为了研制可靠、有效的超宽带通信系统，应当针对应用环境，建立合理的超宽带信道模型，在此基础上，进行系统方案的论证、设计和实现。
3.
Both theoretical analysis and numerical simulation indicate that most of the factors affecting the performance of DS-BPSK UWB communication system can be revealed by using the proposed formula, which demonstrates the effectiveness of our formula.
本文对工作在多径有噪信道内的DS-BPSK超宽带通信系统进行分析,得到了扩频码正交性保持情况下系统误码率的理论公式,并根据分析结果进行了Matlab仿真。
3) UWB
超宽带通信
1.
To test the proposed criterion,the general formulation was applied to the particular case of ultra wide bandwidth (UWB) communication systems.
针对码捕获中门限设置的复杂性,提出了一种过门限捕获与选取最大值相结合的码捕获准则(简称TC/MAX准则),并将此准则应用于直扩超宽带通信系统码的捕获。
2.
Among the modulation schemes using the chaotic signal,Differential Chaos Shift Keying(DCSK) is a robust non-coherent technique with respect to the implementation issue,and much research effort has been devoted to the study of DCSK in chaos UWB.
在各种混沌通信方案中,差分混沌键控混沌采用了易于实现的非相干解调,因而成为了混沌超宽带通信研究的热点。
5) Ultra-wide-band communication
超宽带通信
1.
Signal design for ultra-wide-band communication based on optimal method;
基于最优化方法的超宽带通信信号设计
补充资料：宽带和窄带业务
宽带业务是相对窄带业务而言的，一般来说，对于速率低于2Mb/s的通信业务统称窄带业务，如电话网、N-ISDN所提供的业务。对于高于2Mb/s的通信业务，如帧中继业务、视频点播、ATM业务、TV会议等称为宽带通信业务。 目前投入应用的宽带接入技术主要有两种：ADSL和FTTX＋LAN。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条