延迟调制

The results show the temporal pulse shape modulation is affected by the broadening factor and the delay time, as spectrum modulation is only affected by the delay time, and the intensity factor changes similarly with the cosine function of the phase factor.

研究结果表明，时间调制与基元脉冲的展宽量及相邻脉冲之间的延迟时间有关，光谱调制只与相邻脉冲之间的延迟时间有关，而强度的演化则与相位因子的余弦函数演化具有一定的相似性。

The convergence of the Euler method for stochastic differential equation dx =f x (t, x t-δ(t, r dt+g x (t, x t-δ(t, r dW with variable delay and Markovian Switching is investigated.

讨论了马尔可夫调制的随机变延迟微分方程dx=fx(t，xt-δ(t，rdt+gx(t，xt-δ(t，rdW欧拉方法的收敛性。

The zero detect signalresets the 280 which immediately gets the delay signalfrom the DAS via an A/D converter. The 280 then waitsfor this delay and outputs a pulse to the firing pulse amplifierwhich fires the thyristors of the full-wave rectifier

这个零探测信号把Z80复位，它立即通过模拟数字转换器而从DAS得到延迟信号。Z80然后等待这个延迟并且发出一个脉冲来激活放大器，再激活全波调制晶闸管

Go beyond conventional pedal effects by varying drive gain or modulation rate, and adjusting the mixing ratio of delay and reverb.

超越传统的踏板效应，不同径增益或调制率，并调整混合比的延迟和混响。

It is shown that the photoelectron spectra can be modulated by the areas of the two pulses and the delay between them.

结果表明，脉冲面积和脉冲间的延迟对电离光电子谱有明显的调制作用。

Neutral equation; stochastic functional differential equation; stochastic differential equation with delay; infinite delay; asymptotic propertie; semimartingale convergence theorem; Markovian switching; moment stability; moment boundedness

基础科学，数学，概率论、数理统计中立型方程；随机泛函微分方程；随机延迟微分方程；无限时滞；渐近性质；半鞅收敛定理； Markov调制；矩稳定性；矩有界性

Differential modulation is also a widely used method to the case of no knowledge of the channels in the receiver. Here we propose noncoherent sequence detection for differential space-frequency modulation, which can be used to alleviate the error floor that occurs in a multipath channel with long time delay expansion.

在接收端不知道信道状态信息的情况下，差分调制也是一种被广泛采用的技术，论文提出了应用于差分空频调制的非相干序列检测方法，该方法通过积累多个符号上的信道信息来完成发送符号的检测，可以消除由于长的信道延迟扩展带来的误码平层。

GDxVCC is an automatic computer- controlling system, which combines scanning laser technology and polarization modulation, provides retardation map of peripapillary retinal nerve fiber layer caused by birefringent properties of the RNFL. The quantitative description of RNFL may be obtained after the map is analyzed.

GDxVCC系统采用自动化的电子计算机控制系统，将激光扫描技术和偏振调制器相结合，提供因视网膜神经纤维层双折射特性所产生的视盘周围视网膜神经纤维层的延迟图像，通过对图像的分析处理，获得视盘周围视网膜神经纤维层厚度的定量描述。

BPSK signal modulated by spread2spect rum sequence can be made by using SAW tap delay line.

在 扩展频谱通信系统中，常用 SAW 抽头延迟线来实现扩频序列的捕捉，利用 SAW 抽头延迟线可以生成被扩频序列调制的中频 BPSK 信号。

In this paper, the design of the cosine modulated filter banks with perfect reconstruction are studied in details with emphasis on the design of biorthogonal cosine modulated filter banks and oversampled cosine modulated filter banks.

本论文主要讨论了完全重构的余弦调制滤波器组设计方法，其中的重点是完全重构低延迟双正交余弦调制滤波器组和过采样余弦调制滤波器组。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。