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功率检波器
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  power detector
     Use of LMV228 Linear-in-dB RF Power Detector in W-CDMA Handset
     W-CDMA手机线性增益射频功率检波器
短句来源
     Temperature compensation technique for diode microwave power detector
     二极管式微波功率检波器的温度补偿技术
短句来源
     The diode power detector's detecting features vary with temperature. Focus on this point, the paper introduces a method of temperature compensation technique. According to the detecting temperature characteristics of the diode, we can convert the three-dimensional surface into many two-dimensional discrete curves, and obtain the temperature compensation polynomials using curve fitting techniques.
     针对二极管式功率检波器的检波特性随温度变化的具体特点,介绍实用温度补偿技术,即根据二极管检波温度误差的特征模型,将三维曲面离散为二维曲线,然后利用曲线拟合技术产生温度补偿多项式。
短句来源
  相似匹配句对
     Use of LMV228 Linear-in-dB RF Power Detector in W-CDMA Handset
     W-CDMA手机线性增益射频功率检波器
短句来源
     Temperature compensation technique for diode microwave power detector
     二极管式微波功率检波器的温度补偿技术
短句来源
     LASER CEOPHONE
     激光检波器
短句来源
     Automatic Control of Duster's Power
     除尘器功率自动控制
短句来源
     X-band Power Heterojunction Bipolar Transistor
     X波段功率异质结双极晶体管
短句来源
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  power detector
Finally, a four-port reflectometer comprising a magic tee and a power detector is constructed and excellent experimental results are obtained.
      
The design of the quasi-optical system leads to a constant beam diameter at the power detector independent of path delay and frequency.
      
The power detector signal is recorded not only along one period but over about 50 periods.
      
A basic problem is noticed: imperfect detector and source match cause harmonic distortion of the power detector signal.
      
A post re-quantization power detector, state counter, and phase-cal detector are also provided.
      
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An instrument testing frequency and power simultaneously is introduced. The key technologies are described in the test system, including the technology of high sensitive sampling, high precision local oscillatory, low noise amplifier, high precision strobe, the compensation of YTF linearity and compensation of frequency response of the detector. At last, the experiment results are given.

自行设计的可以同时测量微波频率和功率的仪器 ,给出了仪器中采用的主要关键技术 ,包括高灵敏度取样器的设计技术、高准确度本振产生技术、低噪声中频放大技术、高准确度闸门产生技术、YTF调谐线性度及功率检波器频响的软件补偿技术 ,最后给出了实验结果

The diode power detector's detecting features vary with temperature. Focus on this point, the paper introduces a method of temperature compensation technique. According to the detecting temperature characteristics of the diode, we can convert the three-dimensional surface into many two-dimensional discrete curves, and obtain the temperature compensation polynomials using curve fitting techniques. The method has been used successfully in some instrument's compensation and calibration, and met the need of accurate...

The diode power detector's detecting features vary with temperature. Focus on this point, the paper introduces a method of temperature compensation technique. According to the detecting temperature characteristics of the diode, we can convert the three-dimensional surface into many two-dimensional discrete curves, and obtain the temperature compensation polynomials using curve fitting techniques. The method has been used successfully in some instrument's compensation and calibration, and met the need of accurate measurement.

针对二极管式功率检波器的检波特性随温度变化的具体特点,介绍实用温度补偿技术,即根据二极管检波温度误差的特征模型,将三维曲面离散为二维曲线,然后利用曲线拟合技术产生温度补偿多项式。该项技术已经成功应用到一些测量仪器的补偿与校准中,能够满足精确测量的需要。

 
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