Pattern──时延差编码水声通信研究

被引:37
作者
惠俊英
刘丽
刘宏
冯海泓
机构
[1] 哈尔滨工程大学水声所!哈尔滨150001
关键词
时延差; 计算机仿真; 计算机化仿真; 水声通信; 多途干扰; Pattern; 编码;
D O I
10.15949/j.cnki.0371-0025.1999.06.001
中图分类号
TN929.3 [水下通信(声纳通信)];
学科分类号
082403 ;
摘要
研究了沿水平方向的高速数字水声通信技术,称之为Pattern──时延差编码水声通信系统(PDS)。PDS系统是为改善浅海中的通信质量,通过进行PDS水声通信的计算机仿真和湖上试验表明,在2kHz带宽内通信速率可达到300bit/s,误码率在10(-4)的量级。详细介绍有关PDS技术,包括PDS编码原理,通信模型,时延估计,抗多途干扰,PDS通信系统仿真及试验结果。
引用
收藏
页码:561 / 573
页数:13
相关论文
共 9 条
[1]  
Caldera.A Multi--frequency digital communication technique for acoustic channel with multipaths. Manora K. IEEE . 1987
[2]  
Catipovic, John G.Proakis. Phase coherent digtal communication for underwateracoustic channels. Milica Stojanovic,Josko A. IEEE Journal of Oceanic Engineering . 1994
[3]  
Multipath rejection using narrow beam acoustic link. Wu L,Zielinski A. IEEE . 1988
[4]  
Underwater acoustic communication. Rodney Coates. Sealing Technology . 1994
[5]  
Performance limitations in underwater acoustic telemetry. Josko A Catipovic. IEEE Journal of OceanicEngineering . 1990
[6]  
Performance limitations in underwater acoustic telemetry. Josko A Catipovic. IEEE Journal of OceanicEngineering . 1990
[7]  
A microprocessor-based acoustics telemetry system fortide measurement. Salvatore D Morgera,Keith A Reuben,Cedric Cole. IEEE Journal of Oceanic Engineering . 1986
[8]  
Ritcey.Spatial diversity equalization applied to underwater communications. Qian Wen James A. IEEEJournal Of Oceanic Engineering . 1994
[9]  
Adaptive multichannel combining and equalization for underwateracoustic communication. Stojanovic M,Catipovic J,Proakis J G. The Journal of The Acoustical Society of America . 1993