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- period of PN sequence 伪码周期
- The synchronization method of PN sequence for the need of fast acquisition and tracking in telemeter is presented. 3、为了满足测距中伪码快捕的需要,通过分析常见的伪码同步方法,确定了本系统采用的伪码快捕和跟踪方案。
- The spread spectrum communication has advantages of anti-noise, anti-interaction and nice secrecy for the noise characteristic of PN sequence. 由于PN序列具有类噪声特点，使得扩频通信具有抗噪声、抗干扰、保密性能好等优点。
- Based upon the study of the cyclic spectrum of DS &DS/CDMA signals, a spectral correlation approach is presented to estimate the chip interval of PN sequence. （3）在对DS及同步DS/CDMA信号周期谱（谱相关）研究的基础上，论证了应用DS信号的周期谱（谱相关）可以得到该信号PN码片宽度的估计，提出了一种用于估计同步DS/CDMA信号PN码片宽度的谱相关算法，并作到了较低的信噪比容限。
- The Frame Detection Algorithm has verified the feasibility and validity of PN sequence as the lead polit-code, and provided certain basis to different cases. 文章通过仿真帧检测算法,验证了PN码作前导码的可行性和有效性,并为不同要求下的前导码选择提供了一定的依据。
- This paper presented a fast low-complexity frame and carrier-offset synchronization scheme by utilizing the pilot frame and the character of PN sequence. 提出了一种以PN序列为前导的快速低复杂度的帧定时和整数倍频偏联合同步算法。
- Let us hope that the period of this injustice will be over soon. 让我们希望这个不公正的时期很快结束吧。
- A new method of PN codes forecast is proposed in this paper based on the analysis of randomicity of PN sequences. 通过分析伪随机序列的伪随机性,提出了基于后验概率的伪码预测方法。
- Childhood is a period of rapid growth. 幼年是生长迅速的时期。
- Which period of history are you studying? 你正在学哪一段历史？
- Strategy of PN Sequence Capture Used in Low SNR Condition 一种低信噪比环境下的PN码捕获策略
- Power Spectrum Analysis of PN Sequence With Odd Prim Number Periods 周期长度为奇素数的伪随机序列的功率谱分析
- This was the most difficult period of his life. 这是他一生中最艰难的时期。
- A condition, time, or period of flowering. 花期一种开花的状态、一段开花的时间或时期
- To satisfy the unique request of PN sequences optimization,the paper proposes a scheme in which a set of shift sequences of one m-sequence are used as SS code in radio navigating system. 针对无线电测距对扩频码的特殊要求,通过对传统的扩频码的比较分析,提出在无线电导航系统中引入移位序列作为扩频地址码。
- The capital cost is amortizable over a period of ten years. 资本费用可在十年之内分期偿还。
- The new government ushered in a period of prosperity. 新政府的成立带来了一个繁荣的时期。
- The lectureship is tenable for a period of three years. 讲师这一职位任期三年。
- In a short period of time he grew into a great communist fighter. 在很短时期中，他成长为一名伟大的共产产义战士。
- The act or a period of observing; surveillance. 观察; 警戒观察或监视的行为或时间
