分析表明,本文提出的伪码序列捕获系统具有检测概率高、虚警概率低和平均捕获时间短的特点。
According to the result of the analysis, the designed digital code acquisition system has higher probability of detection, lower probability of false alarm and shorter average acquisition time.
如果信号处理器返回,则进程继续执行信号被捕获时正在执行的正常的指令序列。
If the signal handler returns, the process continues executing the normal sequence of instructions it was executing when the signal was caught.
当进程处理所捕获的信号时,正在执行的正常指令序列就会被信号处理器临时中断。
When a signal that is being caught is handled by a process, the normal sequence of instructions being executed by the process is temporarily interrupted by the signal handler.
这个命令序列延迟15秒执行xwd 命令,让您有时间打开希望捕获的菜单或对话框。
This command sequence gives you 15 seconds to display whatever menus or dialogs you want to capture before executing the xwd command.
Rhapsody是个双向的模型驱动解决方案,可以通过需求图、用例图、序列图、活动图以及状态图捕获项目需求。
Rhapsody is a round-trip model driven solution and supports capturing the project requirements using requirements diagrams, use-case diagrams, sequence diagrams, activity diagrams and state charts.
断言只可用于捕获那些发生在受控事件序列中的编程错误。
Assert should only be used to trap for programming errors that can occur within a controlled sequence of events.
每个捕获都包含一个序列,其中可以添加活动来执行需要对特定错误执行的工作。
Each catch contains a sequence where you can add activities to do whatever work needs to be done for the particular fault.
替换字符串可能包含对在之前的匹配中捕获的子序列的引用。
The replacement string may contain references to subsequences captured during the previous match.
对Atom内容进行 JSON序列化的目的是找到一种通用的表示方法,该方法能够尽可能一致地捕获这些选项。
The goal for a JSON serialization of Atom content is to find a generalized representation that captures all of these options as consistently as possible.
在JSON序列化过程中,可以将xml:lang属性转换为一个字段,从而捕获语言上下文。
Within the JSON serialization, the language context can be captured by converting the xml:lang attribute into a field.
JAX-RPCruntime捕获用户异常,并且基于通过 wsdl:fault的消息部分所引用的schema定义来将其序列化成XML数据。
The JAX-RPC runtime catches a user exception and serializes it to XML data based on the schema definition referenced by the message part of the wsdl:fault.
创建一个新解释器状态对象。不必要捕获解释器锁,但是当需要同步调用这个函数进行序列化的时候可能需要锁定。
Create a new interpreter state object. The interpreter lock need not be held, but may be held if it is necessary to serialize calls to this function.
数字式频率引导采用对接收信号采样序列进行FFT运算处理实现对目标的频率捕获,具有显著的优越性。
While digital frequency leading implements capture of target frequency through the operational processing of received signal sample sequence by FFT, it has obvious superiority.
提出一种减小直接序列扩频(DSSS)接收机信号捕获时间的改进方法。
A better method for direct sequence spread spectrum (DSSS) receiver to decrease the acquisition time is proposed.
通过引入线性增长的周期性训练序列和失真检测算法,实现了预失真器非迭代方法的参数捕获。
Non-iterative method for capturing parameters of the predistorter was realized by the means of linear increasing periodic training sequence and distortion estimation algorithm.
研究了用于低轨卫星通信的直接序列扩频系统的码捕获技术。
It is studied that the code acquisition technology of direct sequence spread spectrum system in LEO satellite communication.
在初始阶段, 通过设计导频序列,以实现帧级的捕获和脉冲级跟踪;
In the initiation phase, a pilot symbol sequence designed is capitalized to assure frame-level acquisition and pulse-level tracking.
讨论了高动态、低信噪比、长伪码序列扩频信号的伪码捕获、跟踪、载波跟踪与数据解调方法。
The paper discusses the acquisition and tracking of the PN code and the tracking of the carrier in high dynamic range , low SNR and long PN code.
基因捕获技术是一种产生大规模基因突变的便利手段,对于揭示大量基因序列所对应的基因功能具有重要应用价值。
Gene-trapping is an advantageous technique for generating gene mutations massively which is important to identify the functions of large quantities of gene sequence.
本发明还涉及对应的对视频序列中捕获的对象的特性进 行识别的方法和在视频监视系统中跟踪对象的方法。
The present invention also deals with a corresponding method for identifying properties of an object captured in a video sequence and a method for tracking the object in a video surveillance system.
提出了一种用于直接扩频通信系统(DSSS)快速捕获,新型组合声表子波(SAW)卷积器序列搜索码捕获方案。
A new combined Surface Acoustic Wave (SAW) convolver, or a serial searching code acquisition scheme for direct sequence spreading spectrum (DSSS) communication system is presented.
针对具有大多普勒偏移的直接序列扩频信号捕获问题,提出一种基于快速傅里叶变换(FFT)的多普勒和伪码分别并行搜索的捕获新方法。
Aiming at the acquisition problem of direct sequence spread-spectrum (DSSS) signals with large Doppler offset, a new method based on fast Fourier transform (FFT) is proposed.
文中提出了一种基于FPGA的扩频信号快速滑动相关捕获方法,来解决低信噪比条件下长伪码序列的捕获问题。
The paper presents a spread spectrum signal acquisition speed sliding correlation method base on FPGA, to address the problem of capture long PN code under low SNR.
本文讨论直接序列扩展频谱通信系统中有关同步捕获和跟踪的问题。给出了直接扩频系统的滑动搜索自同步方案。
Contributed to the acquisition and Code tracing for the DS spread spectrum com munication systems, this paper presents the scheme of sliding search self-synchronization for a DS system.
对于使用阵列天线的直接序列扩谱系统,提出使用空时相关器方法实现码捕获和自适应波束形成权值捕获。
For DSSS system with antenna array, the spatial-temporal correlator (STC) is proposed for the acquisition of the PN code and adaptive beamforming weight.
在数字视频监控系统中,从视频流里捕获出序列图像并进行实时运动检测是一项重要的功能。
In digital video supervisory system, it's an important function that captures image sequence from video-stream and detects the moving objects in real time based on image sequence.
与直接序列扩频的方案相比,基于多频带OFDM的UWB系统能更有效地捕获多径能量。
The MB-OFDM UWB systems can capture multi-path energy more efficiently than DS-UWB. Much work has been done on the channel estimation of traditional narrow-band OFDM.
本发明涉及视频监视系统中用于对视频监视摄像机所捕获的视频序列中的对象的特性进行识别的识别装置(100)。
The present invention relates to an identification apparatus (100) in a video surveillance system for identifying properties of an object captured in a video sequence by a video surveillance camera.
不必要捕获解释器锁,但是当需要同步调用这个函数进行序列化 的时候可能需要锁定。
The interpreter lock need not be held, but may be held if it is necessary to serialize calls to this function.
本文讨论直接序列扩展频谱通信系统中有关同步捕获和跟踪的问题。
In this paper, the theory of spread spectrum communication technology is presented, the structure and the operating principle of spread spectrum communication system are discussed.
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