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- 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。
- phase tracking loop 相位跟踪环
- Here the bit tracking loop,code tracking loop and carrier tracking loop work simultaneously to complete synchronization of data,code and carrier phase. 该方法采用位同步环、码跟踪环和载波跟踪环同时工作,协同完成数据位、伪码和载波相位的同步。
- Here the bit tracking loop, code tracking loop and carrier tracking loop work simultaneously to complete synchronization of data, code and carrier phase. 该方法采用位同步环、码跟踪环和载波跟踪环同时工作,协同完成数据位、伪码和载波相位的同步。
- The method can provide phase information to the track loop and adapt to acquisition for BOC(n,n) signal. 该方法可为跟踪环路提供相位信息;适用于BOC(n;n)信号的捕获.
- 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。
- This is the GPS receiver, Baseband Processing Module cumulative module design code for the code tracking loop. 这是GPS接收机,基带处理模块中累加模块设计代码,用于码跟踪环。
- This is the GPS receiver, Baseband Processing Module CA code generator module design code for the code tracking loop. 这是GPS接收机,基带处理模块中CA码产生模块设计代码,用于码跟踪环。
- For MSK waveform PN code, this paper adopts a novel Chip Tracking Loop (CTL) for PN code ranging, which is a modified Data Transition Tracking Loop. 本文针对MSK波形伪码,采用新型的码片跟踪环用于伪码时钟恢复。
- 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。
- tracking loop phase error variance 跟踪环相位误差方差
- 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。
- phase locked carrier tracking loop 锁相载波跟踪环
- Integrated Kalman filter is used estimations of INS's error and GPS receiver clock's error.It is used code tracking loop in order to function of loop filter in tradition code tracking loop. 在该算法中,组合卡尔曼滤波器除完成INS误差及GPS接收机时钟误差的估计外,还参与了GPS码跟踪,即完成传统码跟踪环中环路滤波器的功能。
- 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.
- Some of the menu sounds border on being grating, the music is mostly forgettable, and some of the tracks loop too frequently. 上的一些菜单声音边境炉栅, 音乐大多数易被忘记, 并且一些轨迹(磁道)太经常地环(回路)。
- 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。
- early-late no coherent code tracking loop 超前-滞后非相干码跟踪环
- Multiple object phase tracking and ranging 多目标相位跟踪和测距导航