在同步通信系统中，同步系统性能的降低会导致通信系统性能的降低，甚至使通信系统不能正常工作。
In the communication system, synchronous system function's lower will cause communication system function to lower, even making the communication system can't work normally.
SR- 5124是首个集成电子情报与通信情报的信号情报系统，能够同时同步捕获无线电、卫星通信、遥感勘测以及雷达信号。
The SR-5124 is the first SIGINT system that integrates ELINT and COMINT that captures radio, satcom, telemetry, and radar signals simultaneously and synchronously.
论文对扩频通信系统和FPGA设计方法进行了相关研究，尤其是对FPGA设计中的一些非常重要的严格同步问题进行了研究。
The design technique of FPGA related to ss communication system has been discussed in this thesis. Especially, the strict synchronous which is important in FPGA design has been discussed.
在这种情况下，同步应用程序经常作为Web服务实现，而且必须与基于消息的异步系统进行通信。
In this context, it's common for synchronous applications to be implemented as Web services, having to communicate with asynchronous message-based systems.
等到连接恢复时，就可以重新打开HADR，而备用系统将与主系统通信，并执行“catch - up”操作，直到它返回到同步状态。
Once connectivity is restored, you can turn HADR back on and the standby will communicate with the primary and perform "catch-up" operations until it returns to a synchronized state.
在组通信系统中，成员关系的维护是一个非常重要的模块，它保证消息的次序传递和虚同步。
In group communication system, group membership service is a very important module that guarantees the ordering delivery of messages and virtual synchronization.
时钟同步是分布式系统、通信领域中的核心技术之一。
Clock Synchronization is one of core technologies in Distributed Systems and Communication Fields.
本论文重点研究了分块传输移动通信系统中的内接收机设计，包括信道参数估计和同步技术。
This dissertation mainly focuses on the inner receiver techniques for block transmission mobile communication systems, such as channel parameters estimation and synchronization techniques.
研究结果对非相干光反馈与非相干光注入激光混沌同步保密通信系统的设计具有重要参考价值。
The results have significant reference value to design of the chaotic synchronization secure communication system based on incoherent optical feedback and incoherent optical injection.
移动通信系统中的信号传输方法，发射机，接收机和扩展码同步法。
Signal transmission method, transmitter, receiver and expanding code synchronous method in mobile communication system.
网同步技术是数字通信系统的关键技术之一，网同步时钟是网同步技术的关键设备。
The network synchronization is one of the key technologies for digital communication and the clock is the most important equipment in the network synchronization.
在通信系统全网IP化的大背景下，分组网络作为统一承载网将面临新的同步需求问题。
Based on "ALL IP" network background in communication system, the packet network as a unified bearer network will face new problems of synchronization need.
介绍国内两种车载同步轨道卫星移动通信系统。
Two kinds of vehicle synchronous orbiting satellite mobile communication systems are introduced.
提出了一种基于混沌系统广义同步的保密通信方案。
A private communication method was proposed based on general synchronization of chaotic systems.
研究了不确定混沌系统自适应异构同步及其在保密通信中的应用。
The problem of adaptive heterogeneous synchronization of uncertain chaotic systems and its application in secure communication was studied.
同时运用线性调频脉冲帧同步法，改善了基于差分相移键控的水声数字通信系统的性能。
With the LFM pulse frame synchronization method, the performance of UWA communication system based on DPSK is apparently improved.
由于它的线性子系统的条件李雅普诺夫指数均为负，因而是可同步子系统，能够用于混沌保密通信。
Since the conditional Lyapunov exponents of its linear subsystem are all negative, the linear subsystem is synchronizable and the new chaos generator can be used for chaotic communication.
众所周知，设计好的跳频码和在混沌跳频通信系统中实现收发双方的同步是很困难的。
As is known it is difficult to design good FH code and synchronize the transmitter and receiver in a chaotic FH communication system.
设计了一种用于通信系统载波同步的新数字锁相环。
A novel all-digital phase locked loop (PLL), applied to the carrier synchronization of communication systems, is designed.
同步是跳频通信系统关键技术之一。
Synchronization is one of the key techniques to frequency-hopping (FH) communication system.
在数字通信系统中，同步是一个非常重要的问题。
In digital communication systems, synchronization is a very important question.
移动通信系统中的信号传输方法，发射机，接收机和扩展码同步法。
Signal transmitting method, transmitter, receiver and spread-code synchronizing method for mobile communication system.
另外，还给出在分布式系统上降低同步开销的技术，减少了迭代间的通信次数。
In addition, a technique of reducing synchronization overhead is given to reduce the communication overhead between iterations of parallel loops.
同步技术、数据存储技术、各录波采集单元协调启动技术、通信技术等是分布式故障录波系统的关键技术。
The synchronizing technology, data storing technology, the technology of coordinated start of record- collecting units and communicating technology are key technologies to a recording system .
为此，在对跳频通信系统研究基础上，重点分析了部分驻留时间干扰对跳频通信系统同步及跟踪的影响。
Therefore, based on researching FH communication systems, the influence of part time-resident interference on FH communications synchronization and its tracking has been mainly analyzed.
载波同步是无线通信系统中的关键环节。
Carrier frequency estimation is a significant problem in wireless communication.
本文主要研究非线性耦合激光系统中的混沌同步以及如何利用混沌同步实现数字通信。
The chaotic synchronization of a nonlinear coupled laser system and the digital communication through chaotic synchronization are investigated in this paper.
经实践验证，该系统实现了自动控制接收天线转向并锁定某一个同步通信卫星，以获得最佳的通信信号。
It is proved that this system automatically steers the direction of a receiver antenna and locks a synchronous satellite in order to acquire best communication signal.
全部电路由硬件描述语言实现，可以集成在一片CPLD或FPGA芯片内部，用于数字通信系统接收端的帧同步和定时。
All circuits are designed by HDL and can be intergrated in one CPLD or FPGA chip, used in the frame synchronization and timing of digital communications receiver.
全部电路由硬件描述语言实现，可以集成在一片CPLD或FPGA芯片内部，用于数字通信系统接收端的帧同步和定时。
All circuits are designed by HDL and can be intergrated in one CPLD or FPGA chip, used in the frame synchronization and timing of digital communications receiver.
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