基于辅助源的相关校正理论,研究了通过在天线馈电口输入辅助信号,再对信号求相关来实现对阵列通道不一致性的校正;
A correlative based technique, which estimates and calibrates the circle array antenna channel uncertainty used an auxiliary source, is given in this paper.
由模拟器件构成的宽带正交解调接收机会由于正交通道的幅相不一致性造成整个系统的失真,进而影响整个接收系统的性能。
The system distortion is inevitable in wide-band analog quadrature receiver because of the existing of amplitude and phase errors, the performance of receiver become worse.
以自适应阵列的输出信干噪比(SINR)为对象,研究了通道幅相不一致性对它的影响。
This paper analyzes the output SINR of adaptive array antenna in the presence of amplitude and phase errors.
主要工作如下:(1)针对辐射计通道增益不一致性引入的系统误差,研究了通道均衡失配模型,分别采用了矩匹配法和频域滤波法进行仿真。
The main content of the thesis is as follows: (1) the channel equalization mismatch model has been studied specific to the systematic errors caused by the differences of radiometer channel gain.
通道之间的幅相特性不一致性(通道失配)严重影响了雷达阵列信号处理的性能,通道均衡器是补偿通道失配的一种方法。
The frequency dependent interchannel mismatch may severely degrade an array's performance unless some form of compensation is employed. The compensation can be achieved by means of a FIR equalizer.
通道之间的幅相特性不一致性(通道失配)严重影响了雷达阵列信号处理的性能,通道均衡器是补偿通道失配的一种方法。
The frequency dependent interchannel mismatch may severely degrade an array's performance unless some form of compensation is employed. The compensation can be achieved by means of a FIR equalizer.
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