The theoretical and experimental results are presented, which show the low axial ratio and low loss characteristics over octave frequency band of the polarizer.
给出理论和实验结果,证明了这种四层曲折圆极化器可以在倍频程范围内得到良好的低轴比、低损耗特性。
An example for measuring the conversion loss and noise temperature of mixers in millimeter wave band by using the noise measurement method is discussed in this paper.
讨论了一种利用噪声测量的方法来确定毫米波段混频器的变频损耗和噪声温度的一个实例。
FIG. 5 is an exemplary return-loss plot for the multi-band antenna system.
图5是用于多波段天线系统的示例性回波损耗绘图。
Comparing with traditional repairing technique, wearable soft band can guarantee the repairing accuracy, reduce loss in driving power, and avoid scratch in guideway.
与传统的修复工艺相比,耐磨软带在确保机床修复精度,降低驱动功率损耗、避免导轨擦伤方面,具有良好的性能。
This structure can form a wave-guide in photon crystals and light can propagate in it with different selected frequency in photonic band gap with low loss.
该结构在光子晶体中构成光波导,能使光子禁带中不同的被选择的缺陷态频率的光子以极低的损耗通过。
Another popular weight-loss surgery option involves putting an adjustable band around the top part of the stomach to create a small pouch.
另一种流行的减肥手术是在胃的顶部围一个可调节的带子形成一个小的袋。
Considering LDMOS FETs high gain, high output power, low power loss and efficient heat dissipation, a S-band, 45w and 180w solid state power amplifier is designed.
基于LDMOSFET的高增益、高输出功率、低功耗和良好的散热特性,分别设计了S波段45w和180w固态功率放大器。
The output band stop characteristics of the fiber optic ring resonator(FORR) are theoretically derived in consideration of additional phaseshift induced by loss of the couper.
从理论上导出了考虑耦合损耗引起的附加相移后光纤环形腔的带阻输出特性。
One of the development trends of microwave YIG polycrystalline ferrite material is wide band, low loss and high power material.
微波yig多晶铁氧体材料的发展趋势之一是宽频带、低损耗、高功率材料。
Proposed in this paper is a new method to reduce the switching loss of active power filter (APF) through adjusting the hysteresis band width.
提出了一种调节滞环宽度、减少有源电力滤波器(APF)的开关损耗的方法。
The pulse amplitude of narrow band operating approaches to that of broadband operating, it means that, the energy loss caused by narrowing spectrum is only a few.
窄带运转的脉冲幅度接近宽带运转,这意味着由于谱线压窄引起的能量损耗不大。
This coaxial joint component combines two joints working on the same frequency. It is characterized by wide band, small VSWR and low insert loss.
这种交连组合采用同轴结构,将两路工作频率相同的交连有机地结合在一起,具有宽带、小驻波、低损耗特点,且体积小、重量轻。
Although the energy loss of ordinary multi-layer photonic crystal structures is low, the band gap is usually limited, there is also wide-wide Angle high anti-band hard.
普通多层膜系结构光子晶体的禁带内能量损失较低,可是禁带宽度通常有限,而且出现较宽的全角高反带很难。
Weight loss was comparable to that of laparoscopic gastric band placement.
体重下降与腹腔镜下胃束带放置具有可比性。
Weight loss was comparable to that of laparoscopic gastric band placement.
体重下降与腹腔镜下胃束带放置具有可比性。
应用推荐