It compensate the frequency error and phase error caused in channel. It is the good method of improvement of transport veracity and lower fault code rate.
它用来对于信道传输中产生的频率偏移和相位偏移进行补偿,是提高传输的准确性和低误码率的有效的手段。
Triggering time synchronization error model is derived, and based on phase noise model of frequency source, random synchronization error is considered.
本文建立了触发时间同步误差模型,结合频率源相位噪声模型,初步分析了随机型时间同步误差对成像的影响。
A phase error model, in which the time synchronization error, frequency synchronization error and motion error are considered, reveals the sources of phase errors.
同步以及运动误差会引入相位误差,本文中提出了相位误差模型。
Then the influence of carrier frequency error on code loop and influence of code phase error on carrier loop in different noise are discussed in simulation.
利用计算机仿真方法详细分析不同噪声环境下,载波频差对码跟踪环路输出、码相位差对载波跟踪环路等因素的影响;
Then the influence of carrier frequency error on code loop and influence of code phase error on carrier loop in different noise are discussed in simulation.
利用计算机仿真方法详细分析不同噪声环境下,载波频差对码跟踪环路输出、码相位差对载波跟踪环路等因素的影响;
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