随着SDH在通信网中的大量使用，SDH的同步定时问题引起了人们的广泛关注。
Along with the SDH's extensive applications in the telecommunications network, people now pay more and more attention to the SDH's synchronization and timing.
最后，系统测试展示了定时问题，尤其是在协调对多个单元的更改的开始时间时，以便这些单元看起来与查看器是同步的。
Finally, system testing showed timing problems, especially in coordinating the start times of changes to multiple cells such that they appeared simultaneous to the viewer.
这个定时器类引发的定时器事件是同你的窗口应用程序的其余代码相同步的。
The timer events raised by this timer class are synchronous with respect to the rest of the code in your Windows Forms app.
请不要手动改变过IIS设置，比如应用程序池标识，因为管理中心应用程序使用定时器来同步服务场中所有的服务器。
You should never change IIS Settings like the app pool identity manually because the central admin application USES timer jobs to keep all servers in the farm synchronised.
不再需要定时同步地址簿和日程，一切实时更新。
No need to sync address book and calendar. Everything's always up to date.
在以理想的位周期的百分数表示的同步数据里，用以表示两个峰值间的最大定时变化值。
The maximum peak-to-peak value of the timing variations in synchronous data expressed as a percentage of the ideal bit period.
提出了一种新的无线信道下基于循环前缀的正交频分复用系统符号定时同步算法。
A symbol timing algorithm for orthogonal frequency division multiplexing (OFDM) systems with the cyclic prefix under wireless channels is proposed.
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.
研究表明，简化实现方案可以用于MIMO - OFDM系统定时同步算法的硬件实现。
Study shows the simplified implementation scheme is applicable in hardware implementation of MIMO-OFDM system timing synchronization algorithm.
位同步检测是实现全数字接收机开环定时恢复的关键技术。
The bit synchronization detect is very important in opened loop timing recovery of all digital receivers.
本文主要研究适用于突发OFDM传输系统的同步技术，包括定时、频偏估计和信道估计。
The synchronization techniques for burst packet transmission mode OFDM systems is studied, including timing, frequency offset estimation and channel estimation.
本文提出了一种低复杂度的符号定时估计，利用一个训练帧来实现同步。
In this paper, a novel symbol timing estimation algorithm is presented which realizes symbol synchronization by using a symbol.
提出了一种基于功率谱叠加的交织正交频分多址系统上行链路载波频偏和定时同步联合估计算法。
A joint blind estimation method based on spectrum overlap for uplink interleaved orthogonal frequency division multiple access carrier frequency offset and timing synchronization is proposed.
通过引入GPS定时技术解决了远距离多端同步采样问题，从而使电流纵差保护具有更高的可靠性。
GPS timing technique is used to realize remote multi -terminal synchronized sampling thereby enhancing the reliability of longitudinal difference protection of current.
介绍了由单片机控制的可控硅电路，该电路运用外部中断获得同步信号，用定时器做导通角控制，并给出实用程。
The controllable silicon circuit controlled by monolithic microcomputer is introduced, which adopts external interrupt to obtain sync signals and controls conducting angel with a timer.
定时器最小定时引起的同步偏差已有众多学者研究，信号周期飘移下的同步采样则较少有人涉足。
Synchronous deviation caused by limitation of the timer has already been studied by numerous scholars, however, Synch-sampling in the instance of signal cycle instability has been less discussed.
针对系统中的高精度定时计数、多通道同步和实时数据流盘等问题，提出了相应的实现方法。
Aiming at the difficulty of the system such as: high-precision timing and count, multi-channels synchronization, real-time data flow disci brought forward an according resolvement.
采用了最大平均功率定时同步算法和最大似然载波相位估计算法。
The maximum mean power estimation timing recovery algorithm and the maximum-likelihood carrier phase estimation algorithm are employed.
该系统可应用于SDH通信网时间同步、交换机时间同步等高精度定时领域。
The system may be widely used in time synchronization in Synchronous Digital Hierarchy (SDH) communication network and exchange and other timing application cases.
本文扼要的介绍了脉冲编码传输设备的原理，其中包括有话路、定时、同步、编译码和帧结构。
This paper gives a brief description of the design principles of a PCM multiplex terminal for fibre-optic communication, namely, speech channel, timing, synchronization, coding decoding and format.
文中分析了同步偏差即定时偏差和载波恢复相差对MPAM和MQAM接收性能的影响。
The influences of timing offset and carrier phase offset on the performances of MPAM and MQAM are analyzed.
等待队列在内核中有很多用途，尤其适合用于中断处理、进程同步及定时。
Wait queues have several USES in the kernel, particularly for interrupt handling, process synchronization, and timing.
基于IS A总线的微秒级同步器采用可编程硬件定时，由晶振发出脉冲经分频后送入8254计数。
Programmable hardware timing was used in design of microsecond synchronizer based on ISA bus, after pulse generated by oscillator was divided frequency, it was sent to 8254 to count.
采用FPGA设计了一种基于同步状态机的帧同步检测电路，具有帧同步的前方保护和后方保护以及接收端的定时功能。
A frame synchronization detect circuit is designed based on the synchronization state machine using FPGA, and this circuit has functions of pre-protect, rear-protect and timing of the receiver.
经过线路编码，可以使基带信号含有定时信息，解决了通信中的位同步。
The line code is an efficient way to make the baseband digital signal have some massage about the bit synchronization.
估计并补偿频偏是为了实现载波同步，估计符号率和校正定时误差是为了实现码元同步。
Estimating and compensating carrier frequency offset are to achieve carrier frequency synchronization. Estimating symbol rate and correcting timing error are used to synchronize symbol.
OFDM系统的训练符号定时同步算法是一种传统的定时算法。
The timing synchronization algorithm of training symbols for the OFDM systems is an old timing algorithm.
在复分接系统中，如同步数字系列(SDH)，定时处理占有重要地位。
In multiplex and demultiplex systems such as Synchronous Digital Hierarchy (SDH), timing processing is very important to system performance.
在复分接系统中，如同步数字系列(SDH)，定时处理占有重要地位。
In multiplex and demultiplex systems such as Synchronous Digital Hierarchy (SDH), timing processing is very important to system performance.
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