Improved all digital timing tracking loop in OFDM systems

The Design of an Interpolation-based Symbol Timing Synchronization Loop

一种基于内插法符号同步电路的设计

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A symbol timing loop for orthogonal frequency division multiplexing ( OFDM) soft receiver was investigated and a digital interpolation timing loop for OFDM receiver was proposed.

提出了一种可用于正交频分复用（OFDM）软件接收机的全数字化内插同步环路。

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The structure can overcome the shortcoming of fake timing loop and be used in engineering.

该结构解决了假定时环路问题，可应用于工程实际。

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The Application of the AC Servo-motor to the Hydraulic Timing Loop

交流伺服电动机在液压调速回路中的应用

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Also, a new scheme of clock timing loop and a new carrier locked detector algorithm are proposed.

主要介绍解调基带部分应用的一些技术和算法，重点对解调器中误差估计的算法进行分析，并提出了1种时钟定时环路的实现方案，以及1种载波锁定检测方法。

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Application of Reverse Test Method to Avoid Timing Loop

采用反向测试法避免定时环路

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The timing was largely in line with embryonic development on Earth, he added.

段恩奎补充说道，这和地面上的胚胎发育时间基本一致。

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Weekly timing line B ultrasonic examination and measured serum progesterone. After treatment of 2 weeks, serum progesterone value significantly increased, B ultrasonic tip embryos alive and pregnant sac to heal the earlier increase.

每周定时行B超检查及血清孕酮值测定，2周治疗结束后，血清孕酮值明显上升、B超提示胚胎存活并且孕囊较前增大为治愈。

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As with other types of photography, correct timing, light and the right perspective is very important to take a perfect photograph of a tree.

与其他摄影形式类似，合适的时机、光照与恰当的视角对拍出完美的树照至为重要。

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The author introduces the detection principle of non-delayed ignition timing light, mainly analyzes its circuit composition and principle.

介绍点火正时灯检测原理，主要对非延迟式点火正时灯电路的组成及原理进行分析。

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A new ignition timing light was established for adapting to the modern gasoline automobile ignition system.

为了适应现代汽车发动机点火系统的发展，研制出一个新型的汽车点火正时仪。

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Detection Principle and Circuit Analysis of Non-delayed Ignition Timing Light

非延迟式点火正时灯检测原理及电路分析

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Ignition timing light ( stroboscope)

点火正时灯（正时观测灯）

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Measuring System for Ignition Timing Light Based on Virtual Instrumentation Technology

基于虚拟仪器技术的点火正时灯测试系统

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We prove that POOW has better resistance to timing jitter than DMT based on the theory analysis and the experiment results.

理论和实验结果表明，POOW调制解调结构抗相位抖动能力优于DMT。

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There are two metrics to evaluate the noise of clock signal. One is phase noise, and the other is timing jitter.

衡量时钟信号的噪声主要有两个指标，一个是相位噪声，另一个是抖动。

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One way to reduce timing jitter is the use of narrow-band frequency-guiding filters periodically distributed along the transmission line.

控制孤子的时间抖动和相互作用的一个重要方法是在传输线中周期性地安放滤波器。

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Initially, considering the effects of timing jitter on system performance, the transmission performances with various timing jitters are analyzed.

第一，考虑了接收信号时定时抖动对系统性能的影响，分析了不同的定时抖动对应的系统传输性能。

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This paper introduces a kind of way which can reduce the timing jitter induced by bit justification& adaptive threshold modulation.

本文主要介绍一种自适应门限调制法，此方法可有效减少由于码速调整而引起的接收端恢复的时钟抖动。

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Effect of Timing Jitter in Echo Canceller

回波抵消器中定时抖动的影响

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