The estimated channel frequency response can improve the performance of the iterative receiver.
这样估计的信道频响可以提高软信息迭代接收的性能。
The proposed system is designed to work with noisy input speech and unknown channel frequency response.
我们所设计的系统为的是工作在噪声化输入语音和不明信道频率响应中的。
The LS channel estimation of OFDM systems can be viewed as a noisy observation of the true channel frequency response, so the noise component can be compressed through subspace projecting.
OFDM系统的LS信道估计可看作真实信道频率响应的一个有噪观察值，因此可采用子空间投影方法对噪声进行压缩。
A periodic or continuous check of such channel characteristics as delay distortion, frequency response, and noise in an effort to reduce or eliminate the causes of errors.
周期性地或连续地检验通道的某些性能，如延迟失真、频率响应及噪声等，以便消除或减少引起错误的原因。
Then, the phase estimator can further determine the phase of frequency response of OFDM channel.
此后，相位估计机可以进一步对OFDM信道的相频响应进行估计。
The algorithm analyzes the system in the frequency domain, then simplifies the finite-impulse-response channel estimate into several memoryless systems.
该算法从频域角度出发，从而将有限冲击响应信道的识别简化为一系列的无记忆系统识别问题。
After polyphase filter frequency response was done, the channel out rate was fallen, and it was divided into multi-channel by the several digital filters based on the same archetype filter.
求出多相滤波器频率响应后，用多个基于相同原型滤波器的数字滤波器将其划分为多个信道输出以达到降低信道输出速率的目的。
After polyphase filter frequency response was done, the channel out rate was fallen, and it was divided into multi-channel by the several digital filters based on the same archetype filter.
求出多相滤波器频率响应后，用多个基于相同原型滤波器的数字滤波器将其划分为多个信道输出以达到降低信道输出速率的目的。
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