In the high accuracy remote time transfer technique, equipment time delay is one of the main factors that decrease transfer accuracy.
在高精度远距离时间传递中,设备时延是影响时间传递精度的重要因素之一。
At present, the main means for time transfer are long or short wave, telephone, GPS, double star etc.
目前,国内外时间传递方式主要有长波授时、短波授时、电话授时、双星比对、GPS时间信息。
The forest ecosystem externalities feature large volume, space-time transfer, continuance and complexity.
森林生态效益外部性具有数量庞大、时空转移性、持续复杂性等特征。
It is shown by the experiment that the time transfer by laser pulses can obtain high precision and stability.
比对结果表明,激光时间传递获得很高的精度和稳定度。
RETHER is a timed-token-passing bus protocol based on Ethernet. It provides the real-time transfer performance.
RETHER是一种基于以太网的定时令牌总线协议,能够对数据传输提供实时性能。
Then relativistic theory of time transfer and techniques of clock synchronization are systematically discussed in this paper.
本文就针对相对论时间比对理论与高精度时间同步技术进行了系统地研究和探讨。
Developing the software is the basis of Multi channel time transfer system to reach ns level, and is very important to the system.
该软件是利用多通道共视实现纳秒量级时间传递系统的基础性工作,对于研制该系统具有重要意义。
The stability of time transfer system is improved with Tow-State ARQ protocol, dynamic adjusting of link state and code compounding.
采用改进的双状态ARQ算法,应用链路状态动态调整、码组合等方法提高低压电力线时间传递系统的稳定性。
How to find a type of highly precise and reliable time transfer technology is the key to realize the time unity of the electrical grid.
实现电网时间统一系统的关键是如何找到一种能够满足高精度、高可靠性传递时间的技术。
We must work hard at all knowledge of science and technology and at the same time transfer our knowledge to the practical power of producing.
我们应该努力学习每一门科技知识,同时将所学的知识转化成生产实践。
In the system of JATC, we mainly use GPS Common View (CV) multi-channel time transfer receivers to establish a network of GPS CV time comparison.
综合原子时系统主要采用多通道GPS共视型时间接收机来组成远程时间比对网。
The significance of thermal effects on the GPS receiver can not be ignored when using GPS common-view technology for high precision time transfer.
GPS共视法时间频率传递技术是目前时间频率远距离高精度量值传递的主要方法之一。
Several usual models for troposphere delay and ionosphere delay are discussed and their influences to different time transfer methods are analyzed.
本文讨论了几种常用的对流层延迟和电离层延迟模型,分析了它们对各种时间比对方法的影响。
With the demand of time synchronization between ground stations of satellite navigation system, the traditional time transfer methods are summarized systematically.
针对卫星导航系统站间时间同步的需求,系统地总结了传统的时间传递方法。
There are two primary methods of time dissemination around the world: two-way satellite time transfer_(TWSTT) and common-view Global Position System_(GPS) time transfer.
现行的高精度远距离时间传递方式主要有GPS共视法和双向卫星时间传递技术(TWSTT)。
It will realize the synchronization of these clocks with high accuracy and stability. Several experiments of the time transfer by laser pulses had been successfully carried out in some countries.
一些国家已经成功进行了激光时间传递的试验,结果证明利用激光进行时钟之间的同步是有效可行的。
An ICD document describes data stream characteristics of the electronic integrated system. To achieve an integrated avionics system, complete and real time transfer of data is an important factor.
ICD文件反映了电子综合系统的数据流特征,保证航电系统综合成功的一个要素是数据流完整、实时的传输。
Time transfer by laser is the most precise one in several time comparison methods.
激光时间传递技术是目前几种时间比对技术中精度最高的一种。
Time transfer methods are becoming increasingly important in the world of high-speed communication, global navigation and precision metrology.
随着现代通信对时间同步性能的要求不断提高,时间传递的方式变得越来越重要。
This paper proposes a new algorithm that can achieve plane positioning and time-transfer by the measurement information of pseudolites and INS.
文中提出了一种利用伪卫星测距信息和惯导测量量相结合进行平面定位与授时的算法。
The definitions given by IEC 61850 on logical nodes (LNs), PICOM, event time, transfer time, types and performance classes of message are expounded.
阐述了IEC 61850对逻辑节点、通信信息片、事件时间、传输时间、报文的类型和性能级的定义。
The definitions given by IEC 61850 on logical nodes (LNs), PICOM, event time, transfer time, types and performance classes of message are expounded.
阐述了IEC 61850对逻辑节点、通信信息片、事件时间、传输时间、报文的类型和性能级的定义。
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