声信号处理，水声通信与网络，声无损检测。
Acoustic signal processing, underwater acoustic communication and network, acoustic nondestructive test.
直接序列码分多址（DS/CDMA）是一种受关注的水下声通信网多址接入方案。
Direct sequence code division multiple access (DS/CDMA) as a technique for underwater acoustic networks is attracting attention from researchers.
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.
文中主要介绍声表面波抽头延迟线(SAWTDL)在TD MA扩频移动通信系统中的应用。
The applications of SAWTDL in the TDMA spread spectrum mobile communication system is mainly introduced in this paper.
对光纤通信系统中的受激布里渊散射(SBS)以及声子损耗对SBS的影响进行了研究。
The stimulated Brillouin scattering (SBS) and the effect of phonon loss in SBS in optical fiber communication systems are investigated.
将自适应算法应用于实时立体声回波对消，以提高电话会议的通信质量。
Adaptive algorithms are applied to real-time stereophonic acoustic echo cancellation to improve the communication quality of teleconference.
论文首先研究了用于声音通信系统中的声回波抵消技术。
This thesis represents acoustic echo cancellation in voice communication system.
对声回声必需进行抑制，否则会严重影响通信系统的性能，引起啸叫等失效状态。
At last they were sent back to the far-end and generated acoustic echoes. This kind of echoes must be suppressed in the modern communication systems.
对声回声必需进行抑制，否则会严重影响通信系统的性能，引起啸叫等失效状态。
At last they were sent back to the far-end and generated acoustic echoes. This kind of echoes must be suppressed in the modern communication systems.
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