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Combined with IEEE802.16-2004, this paper designs a simple OFDM receiver with the component of frame start synchronizer, frequency carrier estimator, phase track and channel estimation. 结合IEEE802.;16-2004标准阐述了OFDM PHY的结构，并且设计了一个简单的OFDM接收机方案：包括帧起始同步、频偏估计、相位跟踪和信道估计。
In order to satisfy the needs of the pitch accuracy of WI coder and synthesize phase track correctly,a super resolution pitch detection algorithm named MCAMDF-NCCF-FRAC based on MCAMDF-NCCF is also given to get fractional pitch. 为了满足不同环境下WI编码器对基音检测高精度的要求;在合成端更准确地恢复相位轨迹;本文又基于MCAMDF-NCCF算法提出了高精度MCAMDF-NCCF-FRAC基音检测算法以计算分数基音.
The rules of the fuzzy arithmetic is that for the position of running point of phase track, the speed and the direction of the point, the adjustive control is added to the former control. 该模糊算法的控制思想为:针对相轨迹运动点在相平面的位置,以及该点运动的速度和方向,在控制器中原有控制量中加入可以调节的切换控制量。
The brief description of digital downconverter,acquisition of PN code phase, PN code phase tracking and data demodulating is given in this paper. 本文提出了一种高动态高码率数字化解扩接收机的设计方案，同时简要介绍了其数字下变频、伪码初相位捕获、伪码相位跟踪和数据解调的基本设计思想。
The resulting modulation of the differential phase between mode and mode in fiber is detected by white-light interferometry and active homodyne phase tracking. 利用白光干涉和主动零差相位跟踪技术检测出相位差的变化，从而得到被测电压。
Tracking is the part of the baseband signal processing.The carrier phase tracking loop, the carrier frequency tracking loop, and the code tracking loop are the three tracking loops in receiver. 追踪是基频讯号处理的一部分，再接收机中有三个追踪迴路，其分别为载波相位追踪迴路、载波频率追踪迴路及码追踪迴路。
Because of the frequency lock loop traction PLL filter can be designed very narrow, with very good noise suppression performance, to meet the precise requirements of carrier phase tracking. 由于有锁频环的频率牵引，锁相环路滤波器可以设计得很窄，具有很好的抑噪性能，满足精确跟踪载波相位的要求。
The child is going through a difficult phase. 那孩子正经历困难的阶段。
The two sets of traffic lights were out of phase. 那两组交通灯不同步。
They have decided to phase in the new techniques. 他们已决定逐步引入新技术。
The windshield wipers are out of phase now. 挡水玻璃刮水器现在动作不协调。
Multiple object phase tracking and ranging 多目标相位跟踪和测距导航
Multiple-Object Phase Tracking and Ranging 多目标相位跟踪与测距系统
Multi-Object Phase Tracking and Ranging System 多目标相位跟踪与测距系统
A phase or an aspect of a logically developing process. 契机一个按逻辑发展过程的阶段或方面
British Leyland has announced plans to phase out some of its cars next year. 英国雷兰德汽车公司已宣布他们明年将逐步淘汰某些型号的汽车的计划。
The army plans to phase out the equipment as it becomes obsolete. 军队计划淘汰这些设备，因为它们已经报废了。
The Study of Phase Tracking for the CWG Surge Generator 组合波发生器中相位跟踪技术的研究
The disease was discovered in an early phase. 病在早期已被发现。
These two sinusoids are nearly out of phase. 这两个正弦波几乎是反相的。