A plasma antenna assembly may include a plasma antenna element, a plasma density sensor operably coupled to the plasma antenna element to measure plasma density during ionization of the plasma antenna element, a driver circuit operably coupled to the plasma antenna element to selectively provide ...
Calculate the power density at 100 feet for 100 watts transmitted through an antenna with a gain of 10.Given: P t = 100 watts G t = 10 (dimensionless ratio) R = 100 ft This equation produces power density in watts per square range unit.For safety (radiation hazard) and EMI ...
[translate] aantenna is illuminated by a particular power density and has the job of 天线由特殊功率密度照亮并且有工作 [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语翻译 西班牙语翻译 葡萄牙语翻译 意大利语翻译 荷兰语翻译 瑞典语翻译 希腊语翻译 51La ...
The present study aims to evaluate the power density levels emitted from a cellular phone tower at different horizontal distances and heights, in Al-Madinah Al Munawwarah, Saudi Arabia. A portable meter TES 593 was used to measure the power density levels. Specific absorption rate was calculated ...
WCSY Hsu - 《Journal of the Chinese Institute of Engineers》 被引量: 0发表: 2009年 Sub-Terahertz Resonant Tunneling Diode Oscillators with High Output Power (∼200 µW) Using Offset-Fed Slot Antenna and High Current Density We demonstrate the operation of resonant tunneling diode (RTD) osc...
In manysignal processing applications, it is crucial to estimate thepower spectral density(PSD) of a given discrete-time signal. Examples of the use of PSD are vocal-track modeling,radar systems,antenna arrays,sonar systems, and synthesis of speech and music, just to name a few. Usually, the...
So transmit power is defined as the effective power density at a specified distance away from the antenna. Transmitters with high gain antennas must still conform to these limits. The maximum power density specifies that maximum power density of any frequency in the right toward any direction from...
For tapered circular aperture with illumination of the form [b + (1 )v]/(b + 1) expressions for the on-axis electric-field intensity, power density, and directivity reduction are developed. Those expressions are presented in terms of the degenerate hypergeometric function. When v is an intege...
Plasma generation along the dielectric interface between the vacuum medium of the source and the atmospheric environment of the antenna is one of the limiting factors in power thresholds of high power microwave, HPM, systems. The maximum repetition rate for HPM platforms are ultimately determined by...
Viewed in a spherical coordinate system (Figure 1), for linear antenna, the antenna is oriented along the z-axis such that the radiation vector has only components along directions of the radial distance Fr and the polar angle Fθ. The radiation vector is determined by the current density J...