Measuring methods for properties of gyromagnetic materials intended for application at microwave frequencies GB/T9633-1988微波频率应用的旋磁材料性能测试方法
Sensors working at microwave frequencies may soon be operational. 工作在微波频率的传感器也可能很快地投入运行。
Measurement of Dielectric Properties of Dielectric Resonator at Microwave Frequencies 生物体组织微波介电特性的测量微波介质谐振器介电参数的测量
An Accurate Technique for Measurement of Complex Permittivity of Low-Loss Liquid Materials at Microwave Frequencies 低耗液体材料微波复介电常数的准确测试技术
A simple method for nondestructive measurement of the complex permittivity of substrates at microwave frequencies 微波电路基片复介电常数无损测量的简单方法
The space-wave method, suitable for extended surface targets, is a preferable method for permittivity measurement of ground materials at microwave frequencies. 空间波法适合于测量大面积目标的介电常数,所以是测量地物微波介电特性的一种较好的方法。
Waveguide circular polarizer using adjustable metal screws is designed for a project that studies ellipsometry and its device at microwave frequencies. 根据射频椭偏测量法及装置的研究课题的要求,设计8mm波导螺钉圆极化器。
The microwave& evoked pressure due to thermal expansion is the highest at the lower microwave frequencies, however the pressure arising from electrostriction is comparable to the preceding pressure or even somewhat higher under the condition of millimeter-wave irradiation. 在较低的微波频率下,微波脉冲产生的热膨胀压最高,而在亳米波照射的情况下,电致伸缩压高于热膨胀压或可与然膨胀压相比较。
A new method is presented to determine the complex permittivity and complex permeability of electromagnetic medium at microwave frequencies. 提出了一种测试介质材料微波复介电常数和复磁导率的新方法;
Although an unencapsulated diodes is used, parasitic reactances have increased at higher microwave frequencies when the diode is mounted in its microwave circuit. 在较高的微波频率上,所使用的无封装二极管装入微波电路引起的寄生电抗,其重要性显著增加。
A simple method for nondestructive measurement of the complex permittivity of substrates at microwave frequencies is presented. 提出了一种无损测量微波电路基片复介电常数的简单方法。
Measuring Permittivity and Permeability of Absorptive Materials at Microwave Frequencies 在微波频率下测量高损耗材料的复介电系数和复磁导率
A New Method for Measurement of Output Reflection Coefficient of Power Amplifier at Microwave Frequencies 一种测量微波功率放大器件输出端反射系数的新方法
A perturbation test method of rectangular cavity is discussed for determination of complex permittivity of dielectric materials at microwave frequencies. 本文讨论了测试电介质微波复介电常数的矩形腔微扰法。
Improvement for Measurement of Complex Permittivity of Dielectric Materials at Microwave Frequencies by Perturbation Test Method of Rectangular Cavity 改进矩形腔微扰法测试微波电介质复介电常数
The test method, unit and system to test the dielectric parameter frequency response property and the frequency temperature coefficient of the dielectric resonator at microwave frequencies are discussed. 本文讨论了微波介质谐振器介电参数频响特性和频率温度系数的测试方法、测试装置和测试系统。
The method is useful for designing MMIC active inductors or filters at lower microwave frequencies. 这种方法非常适合于设计MMIC微波有源电感或有源滤波器。
Resonant cavity perturbation method, widely used as an easy and fast method for determining dielectric properties of materials at microwave frequencies, is very sensitive to the measurement of the materials with low ε′ and tan δ values. 微扰法是测量微波频率下介质材料复介电常数的简单易行的方法,尤其对低ε′和低tanδ介质的测量很灵敏,至今仍在广泛应用。
It's Cole-Cole plot shows that the Cole-Cole non-Debye dielectric relaxation law concluded from the results in sound to microwave frequencies is still valid in ultra-low frequencies. 其Cole-Cole图表明,得自于音频至微波段介电谱的Cole-Cole非德拜型弛豫规律,仍适用于超低频段。
Passive intermodulation ( PIM) products due to metallic contact nonlinearity at microwave frequencies can have severe effects on system performance. 微波频段由于金属接触非线性引起的无源互调可对系统性能造成严重影响。
With frequencies arising, close resonators have limitations on lowing quality factor 、 reducing the size of resonator and modes denseness etc. Within microwave frequencies, electromagnetism open resonator technologies are widely used in electrical dielectric parameter measurement of low loss dielectric material. 随着频率的升高,封闭的谐振腔存在品质因数降低、腔体尺寸减小、模式密集等局限性,所以在毫米波频段,测量低损耗材料电介质参数最常采用的是电磁开腔技术。
The Analysis and Prediction of the Power Level of PIM Due to Metallic Contact Nonlinearity at Microwave Frequencies 微波频段金属接触非线性引起的无源互调功率电平的分析和预测
Measuring the Complex Permittivity and Permeability simultaneously under Microwave Frequencies with twi-Reflection Technique 用两次反射法同时测量微波频率下的复介电常数和导磁率
Microstrip hairpin filter has been widely used in the lower microwave frequencies for its compact structure and easiness of manufacture. 微带发夹型滤波器结构紧凑、易于制造,在微波低频端广为应用。
Compared with diverse spatial nonlinear optical applications, nonlinear applications at microwave frequencies are usually limited to microwave circuits. 对比类别丰富的空间光学非线性应用,微波频段的非线性应用通常局限于微波电路中实现。
With the continuing proliferation of wireless communications technologies operating at microwave frequencies, there has an ever-increasing demand for low-cost, but high performance dielectric ceramics. 随着营运用无线通信技术向微波频率的持续扩张,使得人们对低价格、高性能的介电陶瓷材料的需求日益增多。
All-solid-state continuous-wave blue lasers have a wide field of applications in high-density optical data storage, biomedicine, high-resolution spectroscopy, laser cooling etc. It is known that atomic clock operating at optical rather than microwave frequencies has higher accuracy and stability. 全固态蓝光激光器在高密度光学数据存储、激光医学、光谱学、吸收成像和激光冷却等领域都有着广泛的应用。
In addition, surface wave transmission along the edge of the YIG gyromagnetic PhCs is numerically simulated at microwave frequencies, which verifies the physical phenomena of the unidirectional edge mode. 此外,数值仿真了微波段YIG旋磁光子晶体的边界模式的传输过程,证实了单向边界模的物理现象。