差模辐射和共模辐射模型。
在此基础上,利用导模与辐射模的耦合模理论较系统地描述了棱镜耦合器的输入、输出特性。
On this basis input and output coupling properties have been described systematically by coupled mode theory of guided mode and radiation mode.
由于考虑了辐射效应和高次模的影响,测量频率范围成功地扩展到了X波段。
By considering the influence of radiation effect and higher order modes, the measurement frequency range has successfully extended to X-band.
介绍了一种新型圆极化高功率微波天线,可辐射高功率微波源所产生的TEM或TM _(01)模。
A novel circularly-polarized high power microwave (HPM) antenna is presented, which can directly radiate the coaxial TEM mode or circular TM_ (01) mode from high-power microwave sources.
采用严格的模匹配方法分析了新型双介质栅毫米波棒形全向天线的辐射特性。
The radiation characteristics of a new millimeter-wave omnidirectional circular rod antenna with double dielectric gratins are analyzed with the rigorous mode matching method.
其测试诊断步骤依序为:传导发射测试、辐射辐射测试、共模电流测量和机箱泄漏检查。
The testing processes are testing of conductive transmit and radiant transmit, testing of common-mode current and detecting divulgation in turn.
包括表面波、单模、多模辐射,辐射角,辐射方向图等等。
Including surface wave, singlemode, multimode radiation, the radiation Angle, radiation pattern and so on.
酸模叶蓼;锰;富集;同步辐射;表征。
Polygonum lapathifolium L; manganese; accumulation; synchrotron radiation; representation.
这一工作对煤粉燃烧过程中辐射热交换的测量和数学模化都有重要的实际意义。
This work is of practical importance in measuring and modelling the radiative heat transfer in pulverised-coal-fired systems.
本文根据电磁兼容优势效应理论,推导出双绞线传导干扰主要由差模电流引起,辐射干扰主要由共模电流引起。
Basing on dominant effect theory in EMC, conducted emi and radiated emissions of twisted-pair wires are mostly respectively due to differential-mode currents and common-mode currents.
然后研究了半模基片集成波导的谐振和辐射特性,提出了一种微带馈电的采用半模基片集成波导结构的天线。
Then resonant and radiate characteristics of HMSIW are studied. Based on these characteristics, an HMSIW antenna is developed with microstrip line feeding electron.
聚酰亚胺纤维具有高强高模、耐高温、耐辐射等优良的性能。
Polyimide fibers possess many advantageous properties, such as high strength, high modulus, heat resistance, radiation resistance.
为此根据电磁兼容优势效应理论,推导出双绞线传导干扰主要由差模电流引起,辐射干扰主要由共模电流引起。
Based on dominant effect theory in EMC, the conducted emi and radiated emissions of twisted-pair wires are mainly due to differential-mode currents and common-mode currents, respectively.
许多高功率微波源产生的微波模式都是圆波导轴对称模,因此研究轴对称模式的天线辐射技术具有重要意义。
It is important to study the antenna that can directly radiate cylindrically symmetric modes, which are generated by many high power microwave sources.
最后,本文对轴向模螺旋天线和双脊喇叭天线的辐射场进行了分析。
At last, the radiated field of axial-mode helical antenna and double ridged horn antenna is analyzed at this paper.
根据单模辐射产生的条件,讨论了怎样抑制高次模辐射来扩展单模辐射的带宽。
The problem was discussed that how to restrain the high mode radiation field of LCX and expand its single mode radiation band based on the conditions that only single mode radiation generated.
本文侧重研究了典型开关电源中的几种EMI形式,即传导干扰(包括差模和共模噪声)和辐射干扰。
This dissertation examines the different kinds of EMI in typical SMPS, namely conducted (differential and common mode) and radiated interferences.
此外,仿拟模因的传递具有多元性,一个本体往往可以多重复制,形式上有辐射型和连锁型两种。
The research bears another finding—the transmission of parody meme is diversified, which means that a noumenon can be replicated in two different ways—radiation and concatenation.
研究了两个偶极偶极力关联的等同双能级原子与三模腔场六光子共振相互作用的辐射谱。
The emission spectrum for a pair of dipole dipole coupled identical two level atoms interacting with three mode cavity fields resonantly through 6 photon process has been studied.
散热片与器件间的电容耦合是电路产生共模辐射的主要原因之一,其对研究电路的辐射发射特别重要。然而长期以来人们将该电容简化为平板电容,采用静电场推导的电容公式计算。
Coupling capacitance between the heatsink and the devices produces common mode emission, which is considered as a constant calculated by a equation resulting from the static field for a long time.
对于短路板融入法,采用镜像原理导出了短路板产生的TE2 0模对相邻辐射裂缝导纳影响的解析表达式。
Using imaging principle an analytical expression of conductance of the slot is derived with the effect of TE20 mode of the adjacent short board for including method.
光辐射的光源(103、411)可以从包括二极管发光器、LED、多模垂直腔面发射激光器(VCSEL)、激光二极管和白光的列表中选择。
The source 103, 411 of optical radiation may be selected from a list including diode emitters, LEDs, multimode vertical-cavity surface-emitting lasers (VCSELs), laser diodes, and white light.
光辐射的光源(103、411)可以从包括二极管发光器、LED、多模垂直腔面发射激光器(VCSEL)、激光二极管和白光的列表中选择。
The source 103, 411 of optical radiation may be selected from a list including diode emitters, LEDs, multimode vertical-cavity surface-emitting lasers (VCSELs), laser diodes, and white light.
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