水声通信系统的英文

• hydro-acoustic communication system
• underwater sound communication system

• "水声"英文翻译    underwater sound sound of wa ...
• "通信"英文翻译    communication; communicate b ...
• "系统"英文翻译    system
• "水声通信" 英文翻译 :    underwater acoustic communication; underwater sound communication
• "水声通信机" 英文翻译 :    underwater communication apparatus; underwater communication set; underwater acoustic communication a aratus; underwater acoustic communication apparatus; underwater acoustic communication set
• "水声通信站" 英文翻译 :    underwater acoustic communications station
• "光通信系统" 英文翻译 :    optical communication system
• "机通信系统" 英文翻译 :    man-machine communication system
• "通信系统" 英文翻译 :    communication system; communications systems; reporting system
• "主通信系统" 英文翻译 :    main communication system
• "内部通信系统, 相互通信系统" 英文翻译 :    intercommunication system
• "办公通信系统" 英文翻译 :    office communication system
• "保密通信系统" 英文翻译 :    privacy communication system
• "报知通信系统" 英文翻译 :    warning communications
• "闭路通信系统" 英文翻译 :    closed-circuit communications system
• "编码通信系统" 英文翻译 :    navamander
• "标准通信系统" 英文翻译 :    communications systems standard
• "波导通信系统" 英文翻译 :    wcs waveguide communications system
• "厂内通信系统" 英文翻译 :    intraplant communication system
• "车辆通信系统" 英文翻译 :    vcs vehicular communication system
• "城市通信系统" 英文翻译 :    communication system
• "传真通信系统" 英文翻译 :    facsimile communicatio system; facsimile communication system
• "船内通信系统" 英文翻译 :    intercom system; interior communication system
• "船载通信系统" 英文翻译 :    shipboard communication system
• "单向通信系统" 英文翻译 :    simplex system

• Hydro - acoustic communication system
  水声通信系统
• In this thesis , a multicarrier modulation high bit - rate underwater acoustic communication system was designed and constructed after analyzing those effects
  本论文在分析这些因素的影响之后，设计并制作完成了一个多载波高速水声通信系统。
• Firstly , some useful experience about designing underwater acoustic communication systems and the properties of underwater acoustic channels are introduced
  论文首先总结了前人关于海洋水声通信系统设计的经验，讨论了海洋水声信道的特点。
• As these underwater acoustic communication systems is intended for comparatively short distances , up to 10 - 30 km , problems arise when the submarine operate outside the normal areas , far from the save waters covered by national defence and communication systems
  但是这些水声通信系统仅仅适用于短距离通信，最远只能到10 ~ 30千米，如果潜艇在常规水域之外工作，远离了国家防卫和通信系统所覆盖的区域，就会出现问题。
• In this thesis , the characteristics of underwater acoustic channel were analyzed , the mcm technique and the lfm signal which were used in the multicarrier modulation high bit - rate underwater acoustic communication system was discussed in detail , the important parts in system designing were examined
  论文对水声信道特性进行了分析，就多载波高速水声通信系统中用到的多载波调制技术、线性调频信号进行了详细论述，论述了系统设计中的重要环节。
• An innovative and novel concept of communication sonar equation ( cse ) is introduced in the dissertation . according to the communication sonar equation ( cse ) , all solutions for improving the working range of underwater communication system are fully discussed . considering the restrictions in practical application , some methods are confirmed , others are discarded
  本文从概念上创新性地提出了通信声呐方程，并根据通信声呐方程全面剖析了增加水声通信系统作用距离的各种可能途径，然后结合实际应用的要求确定了本研究具体可采用的措施并加以实现。
• Then , introducing something about spread spectrum technique . and deciding to select direct - sequence spread spectrum ( ds ) in underwater acoustic communications by comparing ds to fh according to the properties of underwater acoustic channels . after that , discussing something about rake receiver , simulating the path - search algorithms , synchronization circuits and rake receiver in low speed underwater acoustic communications and analyzing some major factors influencing the performance of systems
  然后介绍了rake接收技术的基本原理，并对rake接收系统中的路径搜索和同步系统进行了讨论和仿真分析，另外还对rake接收技术在低速水声通信系统中的应用作了仿真分析，并讨论了一些影响rake接收系统性能的主要因素。
• And their performances are compared by simulation . the realization of phase - coherent modulation is studied , especially the carrier recovery . in order to improve the system performance , we consider a receiver which performs optimal phase synchronization and channel equalization jointly
  本文详尽的研究了线性和非线性自适应均衡器的横向结构和典型算法( lms和rls ) ，对其性能进行了仿真比较；对相位相干调制解调技术的实现，尤其是载波恢复的方法进行研究，将载波恢复系统和自适应均衡器的参数调整联合起来，从而提高相干水声通信系统的性能。