For the frame synchronization algorithm, the design standard of synchronization sequence is given, and a synchronization sequence required by actual systems is also designed.
针对帧同步算法,给出了帧同步码的设计标准,设计了一种满足实际系统要求的帧同步序列。
The problem is analyzed which lies in the existing downlink synchronization sequence(SYNC_DL) search method in TD-SCDMA system that the robustness is poor and the computational complexity is high.
分析了现有TD-SCDMA系统中下行同步序列(SYNC_DL)搜索方法的频率鲁棒性和计算复杂度方面存在的问题。
Sequence, parallel split, synchronization, exclusive choice, simple merge.
顺序、并行、同步、互斥选择、简单聚合。
The Thread View also provides synchronization with the UML2 Sequence Diagram view from Hyades.
线程视图也提供UML2序列图视图与Hyades的同步。
In the receive site, we operate non-chaos synchronization in reverse and resume binary message sequence by the correlated rule of the sender.
接收端根据发送端的相关规则,进行非混沌同步的逆运算,恢复出二进制信息序列。
The proposed method doesn't need hardware synchronization circuit and can perform the calculation of fundamental positive sequence component of the supply voltage in real time.
这种方法不需要硬件同步电路,能实时地计算电源电压中的基波正序分量。
The communication mode of using shift-sequences of multiphase orthogonal sequences is brought up and the method for synchronization of sequence in receiver is presented.
提出采用多相正交序列的移位序列作为扩频序列的通信方式,并给出接收端序列同步的实现方法。
A direct sequence spread spectrum (DSSS) receiver has strict requirement on local carrier's synchronization, and always needs complex circuits.
直接序列扩频接收机对本地载波的同步要求非常严格,以往所需电路复杂。
According to the signal synchronization of LEO's direct sequence spread spectrum (DSSS) communication, a method based on software radio platform was described.
本文针对低轨卫星直接序列扩展频谱(DSSS)通信中的信号同步问题,提出了基于软件无线电平台的处理方法。
Secondary synchronization code (SSC) sequence number identification is the kernel of the second stage in cell search.
辅助同步码序号识别过程是小区搜索第二阶段的核心。
The first kind of the frame synchronization algorithm employs the correlation of the long PN sequence and the redundancy of the guard interval to produce the synchronization signal.
第一种帧同步算法直接利用了一个长PN序列产生相关并融合保护间隔的冗余特性获得同步信号。
Due to the obvious impact of frequency offset on PN sequences, based on the FH sequence, a symbol synchronization scheme with a conjugate symmetric training sequence is proposed.
针对频偏对PN序列相关性影响比较明显的问题,提出了一种利用FH序列构造的具有共轭对称性质的训练序列进行符号同步的方案。
Secondly, the thesis has proposed the three frame synchronization algorithms employing the superimposing PN sequence.
其次,论文提出了三种并行PN序列帧同步算法。
An improved IDEF3 method was presented to describe a great lot sequence, paralleling, synchronization, conflict and consequence relation during discrete event simulation using WITNESS software.
针对WITNESS仿真环境下,复杂离散事件仿真建模过程中出现的大量顺序、并行、同步、冲突及因果依赖等关系,提出采用改进型idef 3方法进行仿真建模。
A timing and frequency synchronization scheme based on FH sequence is proposed for the free space optical communication Orthogonal frequency Division Multiplexing (FSO-OFDM).
提出了一种基于FH序列的自由空间光通信多载波调制(FSO - OFDM)时间频率同步方案。
The first two synchronization algorithms employing Barker code and PN sequence.
前两种同步算法使用了巴克码与PN序列来提高同步性能。
In order to meet the resolution requirement of hundreds of microseconds, microsecond global clock synchronization must be achieved in Sequence of Event (SOE) system.
为了满足事件顺序记录(SOE)系统数百微秒级分辨率的要求,系统必须实现精确到微秒级的全局时钟同步。
By simplifying the objective function of maximum likelihood estimation, the algorithm can realize sequence synchronization and sequence estimation via adaptive iteration and wide window.
通过简化最大似然估计目标函数,提出了用自适应迭代法并结合宽窗口法来实现序列同步和序列估计。
Pseudo-random channel sequence and time synchronization ensure that each node knows the work information of surrounding neighbors which are in the one hop range.
包括伪随机信道序列、邻居表管理、时间同步、邻居发现以及节点发送和接收数据。
This thesis puts forward an improved algorithm based on CAZAC sequence, as well as giving out a whole synchronization solution.
本文提出了一种基于CAZAC序列的同步改进算法,并给出了完整的同步方案。
The invention further provides an optimal synchronous character sequence within different lengths, and further reduces the probability of synchronization errors.
本发明还提出了在不同的长度下最优的同步字符序列,进一步降低了错误同步的概率。
OFDM synchronization algorithm based on chaotic sequence is researched.
本文着重研究基于混沌序列的OFDM同步算法。
Chip timing synchronization between local spread sequence and transmitted spread sequence is critical. in DS-CDMA receiver.
在DS - CD MA接收机中,正确解调的首要条件是实现本地扩频码与发送扩频码的码片同步。
Chip timing synchronization between local spread sequence and transmitted spread sequence is critical. in DS-CDMA receiver.
在DS - CD MA接收机中,正确解调的首要条件是实现本地扩频码与发送扩频码的码片同步。
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