Project Phase coherent capacity of 350 tons.
项目一期工程年接气能力为350万吨。
The range formula in which phase coherent accumulation and non-phase coherent accumulation are considered is derived.
在距离估算中提出了综合相参积累和非相参积累因素的雷达距离公式。
From the derivation, cause and physical significance of the extra phase difference of the coherent field of Gaussian beams can clearly be seen.
从这一导出过程可以清楚地看出高斯束相干场附加位相差的成因及其物理意义。
The Digital Phase Lock Loop(DPLL)is the core of the coherent demodulation.
数字锁相环路(DPLL)是数字相干解调技术的核心。
In order to solve this problem, an adaptive differentially coherent detection (ADCD) algorithm and its phase compensation were proposed.
针对这一问题,提出了一种自适应差分相干检测算法及其相位补偿方法。
The error performance of continuous phase modulation (CPM) with optimal coherent detection depends on the minimum squared Euclidean distance (MSED).
连续相位调制(CPM)的最佳相干解调的译码性能取决于其最小平方欧氏距离。
Special consideration was paid to the transportation of coherent flux and phase space matching in horizontal and vertical directions.
重点考虑了相干辐射的传输,分析了水平和垂直方向的相空间匹配问题。
Diffraction efficiency was simulated theoretically in the stable state phase during the double coherent light coupling and a maximum value of diffraction efficiency was discovered in some Angle scope.
对两束相干光写入稳态相位栅的衍射效率进行数值模拟,发现在某一角度范围内衍射效率有一最大值存在。
For resonators with random disturbed phase mirror, its modes are partially coherent, and there also exists a suitable parameter to get flat top beam.
对随机微扰型位相片,输出模式是部分相干的,在合适参数下,也可得到平顶光束。
The method of correlative detection of radar signal based on polarization coding and phase coding for the coherent radar is proposed in this paper.
针对相参雷达体制,提出了基于极化和相位编码的雷达信号相关检测方法。
The effects of weak optical feedback (WOF) on the bit error rate (BER) of coherent optical differential phase shift key-controll (DPSK) systems are presented.
本文讨论了弱光反馈对相干光差分相移键控系统误码率的影响。
In the paper, it has discussed the action of a phase on necessary and sufficient Condition of coherent state to remain its state on the time evolution.
本文讨论了相位因子对相干态在时间演化中保持不变的充要条件所造成的影响。
With a phase grating located at Fourier frequency plane, optical image subtraction is obtained as a result of the coherent superposition of the zeroth and the first order of the diffracted light.
置一位相光栅于相干光学处理系统频谱平面,利用其零级与一级衍射光的相干迭加实现图象相减。
It also give an improved method for PLL (phase locked loop) to extract coherent carrier.
本文还对相干载波提取中的锁相环提出了一种改进方法。
Phase-locking and coherent output of two fiber lasers are studied.
研究了两个光纤激光器的相位锁定及其相干输出。
The error performance of continuous phase modulation (CPM)with optimal coherent detection depends on its minimum squared Euclidean distance(MSED).
连续相位调制的最佳相于解调的误码性能取决于其最小平方欧氏距离。
Under this background, the kernel technology of phase synchronization and correction in coherent optical communication system is systematically researched in this thesis.
基于此背景,本论文对相干光通信系统中的核心技术——相位同步及校正技术进行了深入的、系统的研究。
The effect of elasticity on the microstructure evolution of alloys containing coherent precipitates was studied by phase field model.
采用相场模型对共格沉淀析出过程微观结构演化进行模拟研究。
Beam coherent combination of two photonic crystal fiber (PCF) lasers is experimentally studied by using self-imaging resonator technique, and phase-locking of the two PCF lasers is achieved.
利用自成像腔技术进行光子晶体光纤(PCF)激光器光束相干合成的实验研究,实现了两光子晶体光纤激光器的相位锁定。
The influence of coherent state strength, phase angle and squeezing parameter on position and momentum entropic squeezing for squeezed even and odd coherent were discussed by numerical calculations.
用数值方法讨论了相干态强度、相位角和压缩参数对压缩奇偶相干态位置熵和动量熵压缩特性的影响。
Coupled laser array, which realizes phase locking of elementary lasers with evanescent waves coupling, is a promising scheme to realize coherent beam combination.
耦合激光器阵列可以通过激光器之间的倏逝波耦合实现相位锁定,是有望实现光束相干合成的方案之一。
Based on coherent optical phase encoding OCDMA techniques rely on phase changes optical signals, using pseudo-random sequence for encoding and decoding.
基于相干光的相位编码OCD MA技术依靠光信号的相位变化,利用伪随机序列来编解码。
At the same time, because of the influence of light-field squeezing effect, the phase probability distribution is different from that of coherent-state field.
同时由于光场压缩效应的影响使相位概率分布呈现出与相干态光场所不同的情况。
A new combined Amplitude Phase (a p) processing algorithm was developed by analyzing the improvement factor limitation from other coherent on receive processing methods.
针对多种接收相参处理法对改善因子的限制,提出了一种全新的幅相联合处理算法。
Non coherent demodulation for 2PSK detects relation of carrier wave phase of the interval symbol by the (half period of carrier wave) delay and the adder, then the data is demodulated.
PSK非相干解调法将经延时半个载波周期的接收信号与原接收信号相加,检测出两相邻码元载波相位变化情况,从而解调出数字信息。
In phase-coherent communication system, phase-locked loop is always used to yield coherent reference signal.
相位相干通信系统中,通常采用锁相环路来产生相干参考信号。
For overcoming the shortcoming, a phase-only optical filter is used to change the phase of annular zones of coherent extended source.
为了克服这个缺点,提出了使用相位滤波器改变相干面光源不同环区的相位。
Under certain conditions, the phase locking and squeezing are behaved, and the number- phase uncertainty product becomes the minimum for a coherent state.
在一定条件下,场可展示锁相和位相压缩效应以及保持光子数-位相最小确定态。
Under certain conditions, the phase locking and squeezing are behaved, and the number- phase uncertainty product becomes the minimum for a coherent state.
在一定条件下,场可展示锁相和位相压缩效应以及保持光子数-位相最小确定态。
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