本文介绍了802.16系列标准与规范的制定过程, 比较了802.16和802.11在技术特点和市场定位方面的不同,并分析了无线宽带城域网产品未来的市场发展前景。
The evolution of IEEE 802.16 standards are introduced, and the differences between 802.16 and 802.11, as well as the prospective of related products, are analyzed.
分析了内置式光纤法布里珀罗磁场传感器的灵敏度及光源线宽对灵敏度的影响。
The sensitivity of intrinsic fiber optic Fabry Perot (F P) magnetic sensor is studied and the influence of linewidth of light source is discussed.
根据光栅透镜的线宽和间距微小渐变的特点,建立了光栅透镜的物理模型,并利用严格模式理论对其衍射特性进行分析。
Rigorous modal theory is used for analyzing their diffractive properties in sequence, and finally total diffractive efficiency of grating lenses can be easily obtained.
通过数字分析,我们得出了光点大小和旋转光棚线宽之间的关系式。
The relationship between the size of a light point and the bar width of a rotation grating is given with mathematical analysis.
分析了激光线宽对同位素原子激发电离效率和选择性因子的影响。
We have studied the influence of laser linewidth on ionized efficiency and selectivity of isotopic atoms.
实验研究了可调dBR激光器的光谱特性,并分析了驱动电流噪音对可调d BR激光器线宽的影响。
In experiment, we research the optical spectrum and analyze the influence of driven current noise on optical spectrum linewidth of tunable DBR laser.
本文从整治河段的实际情况出发,在分析黄河北干流水沙特征基础上提出用实测河床断面资料确定航道整治线宽度的方法—河床断面法。
This paper suggests a method to determine waterway's width by analysing the properties of water and sedimentation of the Northern Main of the Yellow River.
对分布布拉格反射(DBR)的透射特性进行了分析,制作了一个单频窄线宽掺镱光纤dbr激光器。
The characteristics of distributed Bragg reflector (DBR) cavity are analyzed. A narrow-linewidth single-frequency ytterbium-doped fiber DBR laser is fabricated.
对激光直写光刻的曝光量分布和线宽控制进行了相关理论分析和实验。
The exposure dose distribution and line width control for the laser direct writing system are analyzed. Some experiments are also carried out.
重点分析了激光器方程中的线宽增长因子和光纤通信系统中啁啾参数的一致性;
The consistence between linewidth broadening factor and chirp parameter in optical fiber communication system is analyzed emphatically.
从该公式出发,详细分析了环形腔输入光线宽和环形腔参数对输出光谱谱型和线宽的影响。
Based on this formula, the effects of the linewidth of input laser and the parameters of an active fiber ring resonator on the output linewidth were discussed.
对谐振式集成光学角速率传感器IORS的关键器件之一——大功率、窄线宽光源进行了分析与实验。
A high power, narrow linewidth single frequency laser diode as one of the key elements of Integrated Optical Rotation Sensor (IORS) is studied.
数值分析结果表明:多载波cdma在无线宽带数据传输中性能大大优于CDMA,具有良好的应用前景。
The numerical results of simulation show that the ability of MC-CDMA for wireless broadband data transmission is much better than CDMA, therefore having good perspective for business application.
然后,分析目标的线宽、色彩等信息,还原出目标的属性信息;
The proposed procedure can utilize the info on the line width and color in original drawings to identify the attribution data.
分析了栅格线宽度、栅格线间距、栅格化方式等参数对天线的谐振频率、增益的影响。
The effect of the mesh line-width, mesh line-spacing and the meshing style on the resonant frequency and gain of the antenna is analyzed.
并针对支路网的密度、红线宽度、车道宽度、分隔设置以及路边停车问题进行了深入分析。
Finally, the paper further analyzes local road density, right-of-way, lane-width, separation facilities, and road-side parking issues.
分析了抽运比例以及光纤长度分配对光源的平均波长、光谱线宽和输出功率的影响。
The effects of pump ratio and fiber length arrangements on the output characteristics of the L-band SFS in terms of mean wavelength, spectral linewidth, and output power are analyzed.
根据仪器结构讨论了狭缝对谱线的影响,给出了狭缝宽度和谱线宽度的对应关系,并对仪器谱面上的相对测量误差进行了分析。
According to the structure of instrument, the influence of the slit width on spectral line is discussed, the relative measurement error of instrument is also analyzed.
以精细线路的线宽和蚀刻系数作为评价标准,找出最佳参数,并分析了蚀刻压力对精细线路的影响机理。
We use the width of the fine lines and etching coefficient as estimation standards to find the perfect parameters as well as analyze the theory of etching pressure influence in producing fine lines.
以精细线路的线宽和蚀刻系数作为评价标准,找出最佳参数,并分析了蚀刻压力对精细线路的影响机理。
We use the width of the fine lines and etching coefficient as estimation standards to find the perfect parameters as well as analyze the theory of etching pressure influence in producing fine lines.
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