Effect of atmospheric turbulence on laser communication system.
大气湍流对激光通信系统的影响。
Effect of the atmospheric turbulence on laser communication system.
大气湍流对激光通信系统的影响。
A wireless laser communication system with multiple transmitter and auto tracking is reported in this paper.
报道一种采用三个发射器、具有自动跟踪功能的无线激光通信系统。
Using a beacon in the free space laser communication system is an important method of finishing the acquisition course.
采用信标光是完成卫星激光通信捕获过程的一种重要手段,信标光的远场分布对捕捉概率和捕获时间有较大的影响。
Optical modulation and demodulation implementation scheme in mobile atmospheric laser communication system are designed.
论文设计了移动大气激光通信系统中的光信号调制解调的实现方案。
The causes of fog, the relevant mathematical models and its influence on atmospheric laser communication system are analyzed.
分析了雾产生的原因、相关数学模型及其对大气激光通信系统的影响。
Submarine laser communication system can be divided into two kinds, which are satellite laser communication and airborne laser communication.
激光对潜通信按激光器载体可分为星载激光通信系统和机载激光通信系统。
USB interface applied to wireless Laser communication system is formulated in this paper. Two Computers can communicate through this interface.
提出一种计算机通讯系统的USB接口电路,通过其可完成两台计算机之间远距离激光无线通信任务。
The bit error rate of an atmospheric laser communication system is affected by not only vibration amplitude but also the aperture of optical transmitting antenna.
大气激光通信系统的误码率不仅受到振动时振幅大小的影响,而且受到光学发射天线孔径的影响。
Based on the channel and detector characteristics of a submarine laser communication system, the output equation for the signal to noise ratio is derived and simplified.
根据激光对潜通信系统的信道特性和探测器特性,推导并简化了输出信噪比公式。
Based on the background of the research on the inter-satellite laser communication system, design and simulation of the laser beam pointing control algorithm have been done.
本文以空间光通信终端系统的研究为背景,进行了光束粗瞄控制算法的设计和仿真。
The transmitter beam is Gaussian for real satellite-ground laser communication system. The pointing jitter and atmospheric scintillation are the main noise sources for satellite-ground laser link.
实际星地光通信系统的发射光束为高斯型的情况下,跟瞄误差和大气闪烁是星地激光链路中的主要信道噪声源。
By Comparison with microwave communication, the advantages of the free-space laser communication system, such as big capacity, low power consumption, small volume and light weight, are introduced.
通信领域中激光通信技术由于自身的优越性得到了广泛的应用。通过将空间激光通信与微波通信比较,介绍空间激光通信的优点:大容量、低功耗及体积小、质量轻等。
A new type of atmospheric laser communication system which could transmit sound signals was used as an example. We focus on the experimental research on the details of emitting and receiving devices.
并以一种能实现语音通信的大气激光通信系统为例,结合实验研究对发射端机和接收端机两大部分进行了阐述。
LLCD is NASA's first system for two-way communication using a laser instead of radio waves.
LLCD是NASA的第一个使用激光而不是无线电波的双向通信系统。
As one of the most important parts in optical components, reflect-mirror was the key technology in laser communication and provided clear imaging for the system.
反射镜作为系统中的重要光学元件,也是激光通信中的关键技术,为整个通信系统的像质提供了保证。
The system servo of fine tracking plays a key role in space laser communication.
精跟踪伺服系统是自由空间激光通信中的一项关键技术。
The chaotic synchronization of a nonlinear coupled laser system and the digital communication through chaotic synchronization are investigated in this paper.
本文主要研究非线性耦合激光系统中的混沌同步以及如何利用混沌同步实现数字通信。
Tunable laser is the key devices in WDM fiber communication system, and is used in the fields of optical sensing system and high resolution spectroscope as well.
可调谐光纤激光器不仅是波分复用(WDM)光纤通讯系统中的关键器件,而且还可以运用于光纤传感器和光谱分析等领域。
The paper mainly designs the part of electronics of laser atmospheric communication system.
本文主要对激光大气通信的电子学系统进行了设计。
Since atmosphere signal path has a great influence on the laser atmosphere communication quality, a Photo-electrical PPM Polarization Modulation system is designed.
针对大气信道对大气激光通信的质量有很大影响,设计了一种光电复合的光ppm偏振调制硬件系统。
A new method, gadient algorithm, is put forward to replace the laser gyroscope for the antenna autotracking system of the mobile satellite communication earth station.
某些移动卫星通信天线自动跟踪系统采用激光陀螺进行跟踪,但激光陀螺跟踪有其不足之处。
A laser atmosphere communication system is discussed.
描述一种激光大气传输通信系统。
As a sensitive instrument, it is very significant in astronomical telescope, laser communication, tracking and sighting system, picture stability optical system and autoadaptation optical system, etc.
在天文望远镜、激光通讯、图象稳定系统、自适应系统、跟踪瞄准和激光发射光学系统中广为应用。
A kind of system that replaces conductive ring with the wireless communication by laser in short distance is carried out to transmit signals. The scheme is verified by single channel experiment.
提出了一种采用近距离激光无线通信系统来代替导电环进行光测设备机上、机下部分的信号传输,并以单路通信实验对该方案进行了验证。
The optical system of atmosphere laser communication is designed and analyzed in this thesis.
本文对大气激光通信光学系统进行设计与分析。
Laser transmitting wavefront is near diffraction-limited in space laser communication. Wavefront measurement is the basis of system adjustment and testing.
空间激光通信中发射波面质量接近衍射极限,测量波面是调整和检验发射系统的依据。
The concept of communication system and defending system for torpedo green and blue laser fuse group concerned in the article is just an embryo. There is still many details to be done.
文中提出的水雷蓝绿激光引信组群通信系统和水雷蓝绿激光引信组群布防系统的概念只是一个雏形,还有很多细致工作需要完成。
The concept of communication system and defending system for torpedo green and blue laser fuse group concerned in the article is just an embryo. There is still many details to be done.
文中提出的水雷蓝绿激光引信组群通信系统和水雷蓝绿激光引信组群布防系统的概念只是一个雏形,还有很多细致工作需要完成。
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