Application of broadened line plus large geophone array seismic technology in exploration in mid Kuqa;
宽线加大组合地震技术在库车坳陷中部勘探中的应用
In data acquisition, we introduce the application of broadened line technology in the mountainous seismic survey, high precision measurement technique suitable for high-density (10000 channels) seismic data acquisition, and absorptive medium simulation based layout design.
采集技术方面主要介绍了宽线地震在山地的应用,与万道高密度地震采集配套的高精度测量技术,以及基于吸收介质模拟的观测系统设计技术。
By adopting the two stage bridge mode circuit net with each bridge arming with multichip resonator and using the method of rational crystal design and spread coil,the problem of flatting the pass band top has been resolved for middle band width of sing side band mode filter;and discrete top side band mode filter of 2.
采用一臂多晶体的差接桥型电路,通过合理的晶体设计及展宽线圈方法,解决了中等带宽单边带滤波器通带调平的问题,研制出了具有12KHz带宽且载频边衰减陡峭的2。
Widely linear sign algorithm with application to blind multiuser detection;
宽线性动量符号算法及其在盲多用户检测中的应用
In this paper,a widely linear conjugate gradient algorithm for code division multiple access(CDMA)multiple access interference(MAI)suppression is proposed,its convergence is analyzed,and its stability region in the mean is found.
本文提出了一种宽线性共轭梯度算法,分析了算法在均值意义下的收敛性,并给出了算法稳定条件。
Motivated by the performance of linear multiuser receivers can be improved by widely linear processing,and the convergence speed of stochastic approximation algorithm can be fasten by affine and iterate-averaging,this work develops a widely linear iterate-averaging affine LMS algorithm for DS-CDMA MAI suppression.
基于宽线性处理可以改善线性多用户接收机的性能以及仿射和迭代平均可以加快算法收敛的思想,提出了一种宽线性迭代平均仿射LM S算法,分析了算法在均方意义下的收敛性,给出了算法稳定条件和失调公式,以及算法应用于码分多址系统多址干扰抵消的效果。