The reason for deteriorated performance of conventional orthogonalization algorithms for adaptive jamming cancellation at low jamming to noise ratio ( JNR) was analyzed. 分析了传统的正交化算法在干噪比较低时,干扰对消效果不佳的原因。
It is shown that the microwave mixer noise is avery important factor which affects the interference cancellation ratio in microwave system. 通过研究表明,微波干扰抵消系统中混频器噪声对系统抵消比影响最大。
Multipath interference cancellation using inter-stage maximum ratio combining for WCDMA systems WCDMA系统中基于级间最大比合并的MPIC算法
A/ D quantization brings the Loss of ICR ( Interference cancellation ratio) and SNR. A/D量化会带来干扰抑制比和输出卫星信噪比的损耗。
By computer simulation, it shows that the channel equalizing scheme can be used for improving the cancellation ratio effectively. 计算机仿真表明,通道均衡技术可以使对消比有较大幅度的提高。
The nonlinear threshold de-noising method of wavelet analysis is adopted for background noise cancellation and SNR ( Signal to Noise Ratio) increasing. Thus the signal detection performance at long distance can be improved and the detection distance can be extended. 此外,本文研究了应用小波分析中的非线性阈值法抑制背景噪声,提高信噪比,从而改善远距离信号检测效果,提高检测距离。