时间同步
- 网络Time synchronization;NTP;SNTP;TimeSync
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基于Internet的测试网时间同步问题的研究
Research of Time Synchronization of the Test Network Based on the Internet
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利用GPS系统的新型时间同步装置
Time synchronization apparatus using a global positioning system of a satellite
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高性能GPS时间同步装置研制
Development of high quality time synchronous device based on GPS
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基于GPS的时间同步系统设计与实现
Design and Implementation of Time Synchronization System Based on GPS
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基于GPS的变电站内部时间同步方法
Synchronization in the substation based on global positioning system
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基于GPS的无线传感器网络时间同步技术
Wireless sensor networks time synchronization based on GPS
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GPS共视法时间同步试验
Time Synchronization Test Using GPS Common-view Approach
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共视法和综合法的GPS时间同步精度比较
A comparison of the precision of GPS synchronization in the common-view method and the synthesized method
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一种OFDM系统中基于PN序列的低复杂度时间同步算法
A Low Complexity Method for PN-based Time Synchronization in OFDM Systems
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3G系统中网元时间同步的一种实现方法
A realization mothod of node time synchronization in 3G system
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基于PN序列的OFDM频偏估计与时间同步探讨
Frequency Offset and Timing Synchronization for OFDM Utilizing PN Sequence
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研究了双基地SAR同步技术。主要研究了空间同步、频率同步及时间同步对双基地SAR成像的影响。
Synchronization of bistatic SAR is studied including illuminance synchronization , frequency synchronization and time synchronization .
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基于HLA的仿真应用系统开发中的时间同步研究
Research on the Synchronization in Development of Simulation Application System Based on HLA
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通过对比分析,选择了适合于环境监控系统的MAC协议和时间同步协议。
I select the proper MAC protocol and time synchronization protocol through comparative analyses .
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设计了GPS时间同步系统,利用该系统分析研究了串口与网线通信的实时性与可靠性,并在某真航向测量系统中得到了应用。
Time synchronization system is designed to make some research on real-time and reliability capability of data sampling as well .
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基于OFDM技术的数字AM广播系统时间同步算法研究
A Study of the Timing Recovery Method for OFDM on the Digital AM Broadcasting System
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基于ACE的时间同步服务软件设计与实现
The Design of a Time Synchronization Service Software Based on ACE
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高密度节点部署条件下WSN时间同步优化方法
Optimization of Wireless Senser Network Time Synchronization in High Density Deployment Environment
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但是OFDM信号对系统时间同步误差(导致符号错位)和频率同步误差(导致子载波间干扰)很敏感。
However , OFDM systems are always very sensitive to the errors of timing and frequency synchronization .
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论文介绍了新近研制的一种由高速DSP实现实时控制的自适应海杂波滤波器。重点围绕滤波器多种工作模式下的时间同步与实时控制。
A newly developed adaptive sca-clutter filter is presented , whose realtime control is implemented by a high-speed DSP ( TMS32020 ) .
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风电场SCADA系统时间同步技术研究
Research of Time Synchronization for Wind Farm SCADA System
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与其他时间同步技术相比,GPS时间同步技术非常适用于来同步各站数据的时间基准。
Compared with other synchronization technology , the GPS synchronization technology is more suitable for synchronize the time benchmark of the industry sites .
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基于线性脉冲耦合振荡器模型的WSN时间同步
Linear Pulse-coupled Oscillators Based WSN Time Synchronization
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介绍了adhoc网络中保障实时业务QoS要求的时间同步多址接入协议。
This paper introduces some synchronous multiple access control protocols which guarantee the QoS requirements of real-time traffic in Ad Hoc networks .
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基于HLA联邦仿真框架,研究了实体迁移中的时间同步机制;
The time synchronization mechanism for migrating entities in HLA ( high level architecture ) federated simulation is studied .
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利用Winsock控件与服务器实现时间同步利用GPS对计算机实现精确授时
To Synchronize With the Remote Server Through Winsock Widgets Precise Synchronize the Time of Computer to UTC by GPS
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基于HSE的时间同步及其实现
Research and Implementation of Time Synchronization Based HSE
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设计了在频率域电法勘探中发送机与接收机GPS时间同步电路,实现了多频激电仪接收机与发送机的精确时间同步进行高精度相位测量。
The frequency domain electric transmitter and receiver synchronization electrocircuit has been designed . It is concluded that the GPS time synchronization is feasible in this instrument .
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而且变电站对时间同步的精度要求越来越高,现有的网络对时技术如SNTP(SimpleNetworkTimeProtocol)等己难以满足这些要求。
The current network time synchronization technologies , such as SNTP ( Simple Network Time Protocol ) are difficult to meet the synchronization accuracy requirements of the power system .
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相对于传统的OFDM系统来说,在OFDMA系统当中时间同步和频率同步的研究成为一个更加重要并且更加困难的课题。
Time and frequency synchronization are more important and more difficult to OFDMA system than to OFDM system .