Test results indicate that the developed fiber optic acoustic sensors are capable of detecting the acoustic signals propagating in transformer oil with high sensitivity and wide bandwidth.
实验结果表明研制的这种光纤声波传感器测量变压器油中传播的声波信号具有比较高的灵敏度和较宽的带宽。
The more closer to the user desktop the fiber is, the larger the bandwidth provided will be, and the higher the cost Shared by per user will be.
光纤越靠近用户桌面,其提供的带宽越大,每户分摊的成本也越高。
Theory and experiment show that bandwidth of FOPA depends on pumping wavelength and pumping power, optical fiber nonlinear coefficient as well as dispersion characteristics.
理论和实验研究表明,参量放大的带宽取决于泵浦波长和泵浦功率、光纤非线性系数、光纤的色散特性。
The theoretical studies and the experimental results show that the bandwidth of fiber grating is sensitive and linear to deflection and lateral force.
理论研究与实验结果表明,光纤光栅的带宽对挠度及外力均很敏感,并呈线性关系。
Optical fiber has several advantages over copper wiring, including less susceptibility to interference, less attenuation, and greater bandwidth.
与铜缆相比,光缆具有多种优势,包括抗干扰性、低衰减和更高的带宽。
Experimental results show that the tunable EDFL has the advantages of wide bandwidth, high power, narrow linewidth and compatibility to fiber element.
结果表明:可调谐掺铒光纤激光器具有可用带宽较宽、功率高、线宽窄、与光纤元件天然兼容等优点。
This article presents a new design structure of variable bandwidth phase-locked loop based on improving phase-locked loop of actively mode-locked fiber laser.
对主动锁模光纤激光器的锁相环进行改进,提出一种新型的“变带宽锁相环”的设计结构。
Free Space Optics (FSO) has become a viable, high bandwidth wireless alternative to fiber optic cabling.
自由空间光通信已经成为一种可行的、宽带宽的无线通信方式。
Becouse multimode fiber has high modal dispersion which limits to its bandwidth distance product, the band pass characteristics of the multimode fiber was analyzed.
多模光纤存在严重的模式色散,其带宽距离积受限。为此,分析了多模光纤的带通特性。
A novel approach for simultaneous measurement of temperature and pressure using a single fiber Bragg grating (FBG) based on reflected waves broadened bandwidth is proposed and demonstrated.
报道了利用单光纤布拉格光栅反射波带宽展宽技术实现温度与压力同时区分测量的新方案。
The typical erbium-doped fiber gain spectrum is a combination of a high-intensity region and a flat part spectrum, and the power difference has limited the bandwidth of EDSFS.
典型的掺铒光纤增益谱线由一个谱峰和后面的谱肩组成,它们之间的功率差异造成了对光纤陀螺可应用的EDSFS带宽和平坦度的限制。
WDM technology is an effective method to enlarge the capacity of optical fiber communication and to use fully optical fiber bandwidth.
利用WDM技术则是扩大光纤通信容量、充分挖掘光纤带宽资源的有效手段。
The optical fiber communication technique is well suited to a large delay time, due to the low attenuation and chromatic dispersion of the fiber, and to its high bandwidth.
通信技术中使用的光纤,由于其低耗与宽带特性,能较好地满足这种要求。
An improved method of cascaded long-period fiber gratings (LPFGs) is proposed, which can effectively broaden the resonant spectrum bandwidth of LPFGs.
采用级联多个长周期光纤光栅的方法有效拓宽了长周期光纤光栅反射谱带宽。
In data centers, fiber is used where high bandwidth, interference resistance, and long distance are required characteristics.
在数据中心内部,光纤用于必须具备如下特性的场合:高带宽、抗干扰、远距离传输。
A new multiplexing technique for polymer optical fiber is proposed, which is based on the principle that selective excitation can effectively decrease the modal dispersion and increase the bandwidth.
根据选择性激发能够有效减少模式色散从而能提高带宽的原理,提出了一种针对塑料光纤通信的新复用技术。
According to the coupled-mode theory, the impacts of fiber couplers transmission characteristics such as splitting ratio and additional loss, on the veracity and bandwidth of FFTS are analyzed.
根据耦合模理论,分析了光纤耦合器的分束比、附加损耗等传输特性对FFTS的工作带宽和测量准确性的影响。
The multi-phase-shifts fiber grating with cascade phase-shifts can be used as bandwidth filter and its bandwidth can be widened by increasing cascade numbers.
相移级联光栅可用作带宽滤波器,通过增加相移光栅的级联数增加带宽。
Some parameters such as fiber length, dispersion slope, nonlinearity coefficient, and pump power have important impact on gain and bandwidth in optical fiber amplification system.
详细研究了光纤参量放大系统中的增益和带宽与各主要参数如光纤长度、色散斜率、非线性系数、泵浦光功率等的关系。
The rapid increase of network bandwidth demand and more convenient access environment are two driving forces for radio over fiber research and development.
急速增长的网络带宽需求和更加便利的接入条件是光载无线技术研究和应用的两个重要推动力。
A new linear sensing method of deflection and stress, in which the fiber grating bandwidth is stretched by using bilateral cantilever beam, is reported.
报道一种利用双侧悬臂梁展宽光纤光栅带宽实现对挠度和应力线性传感的新方法。
Tellabs is the market leader in the U. S. bandwidth management and fiber access markets, according to industry analyst data.
市场分析数据显示,泰乐是美国宽带管理和光纤接入市场的领导者。
It is well known that the optical fiber has the maximum bandwidth in all transmitting medium used in the network communications.
在网络通信的信息传递材料中,光纤被公认为是现今通信带宽最大的传输介质。
The provision of adequate access to ports, through the GB between 2960 and 3750 connected by optical fiber to provide sufficient bandwidth for the internal network.
提供足够的接入端口,2960和3750之间通过GB光纤连接,为内部网络提供足够带宽。
As the fiber has the advantages of broad bandwidth, huge capability, powerful resisting jam ability etc, it is very suitable to be the transport media of high-speed broadband network.
由于光纤具有传输频带宽、容量大、抗干扰能力强等优点,非常适合作为高速、宽带业务的传输媒体。
Enhancing the chaotic bandwidth of erbium-doped fiber laser and expanding its application in high speed chaotic secure communication and chaotic ranging have become the focus of researchers.
提高光纤激光器混沌带宽,扩展其在高速混沌保密通信和混沌测距中的应用成为研究者关注的热点。
The effects of the square wave cycle, phase, duty cycle and the fiber coil group delay and amplifier gain bandwidth on the bias error of closed-loop FOG were analyzed by simulating and testing.
通过仿真和测试分析了调制方波的周期、相位、占空比、光纤环的群延时以及放大电路的增益带宽对陀螺输出偏置的影响。
Transmission over optical fiber promises advantages over copper wire in the form of larger bandwidth, freedom from crosstalk and other types of interference, low cost, and light weight.
与铜线相比,在光纤上传输信号具有种种优点,带宽大,没有串音及其他干扰,成本低,重量轻等。
As the fiber has the advantages of low-cost, broad bandwidth, powerful resisting jamming ability etc, it is very suitable to be the transport media of high-speed broadband network.
由于光纤具有成本低、传输频带宽、抗干扰性强等优点,非常适合作为高速、宽带业务的传输媒体。
As the fiber has the advantages of low-cost, broad bandwidth, powerful resisting jamming ability etc, it is very suitable to be the transport media of high-speed broadband network.
由于光纤具有成本低、传输频带宽、抗干扰性强等优点,非常适合作为高速、宽带业务的传输媒体。
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