1) weighted DD algorithm
带加权的DD算法
1.
By the ATC(Automatic Transfer-mode Control) circuit,the initial-stage polarity decision algorithm can fast-lock the frequency,and the weighted DD algorithm can reduce the frequency flicker and finally realize the phase recovery.
通过锁定检测器控制,初期极性相位判决算法对载波进行频率上的快速锁定,随后带加权的DD算法减少频率抖动并最终实现相位恢复。
2.
Meanwhile by using the weighted DD algorithm in phase detection period, the circuit will achieve the performance of fast recovery.
设计了一种适合高阶QAM的快速载波恢复电路,用以实现QAM信号解调电路中的载波恢复功能,该电路由一锁定检测器控制载波恢复不同鉴频鉴相算法的切换,以适应载波恢复环路不同时刻要求;同时在鉴相阶段采用带加权的DD算法,从而获得快速的载波恢复性能。
2) DD(Decision-Directed Algorithm)
DD算法
3) DD-LLMS algorithm
DD-LLMS算法
4) weighted algorithm
加权算法
1.
A weighted algorithm of Triangular window and wavelet transform are using to measure active power and power factor of three-phase.
采用三角窗加权算法并结合小波变换计算非正弦状态下三相异步电机有功功率、功率因数,其测量误差与相对频偏的平方成正比。
2.
A formula of synthetic errors is obtained from analysis of effect of synchronous error and quantification noise on the measurement precision of the electrical parameters in extracting an effective value and active power by using a weighted algorithm.
分析了用加权算法求有效值及有功功率时,同步偏差及量化噪声对测量精度的影响,得到其综合误差公式。
3.
By the analysis derivation for the features of the in strument structure,compensating principle,the application of error signal and weighted algorithm,the paper proofed the feasibility of these two wellbore compensating m.
通过对仪器结构特点、补偿原理、误差信号的应用及加权算法等方面的分析推导,论证这两种井眼补偿方法的可行性,为最终解决仪器的测量精度、分辨率和探测深度等问题提供了一定的理论依据,同时为开展电磁波电阻率实时定量解释提供了基础参数。
5) DD-LMS type algorithm
DD-LMS类型算法
6) Directed Diffusion(DD) algorithm
定向扩散(DD)算法
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