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- This method determines the most effective channels and frequencies to test so the number of phase noise measurements is reduced. 此測試方法能決定出最有效的頻道及頻率進(jìn)行測試,以減少相位雜訊的測試次數。
- Phase Noise Measurement and Error Analysis of Out-door Unit of Satellite Television Earth Station 衛星電視地球站室外單元相位噪聲的測量及誤差分析
- The Phase Noise Measurement Technique of Microwave and Millimeter-wave Signal--The Extract of Phase Noise and the Error-correction 微波、毫米波相位噪聲測試技術(shù)--相位噪聲的提取及誤差校正
- phase noise measurement 相位噪聲測量
- phase noise measurement system 相位噪聲測試系統
- The measurement of the test chip shows that the VCO in the CRC has a wide tuning range and a low phase noise. 并已完成對10GHz壓控振蕩器的在芯片測試,結果表明該電路具有較低相位噪聲和較大調頻范圍的特點(diǎn)。
- The phase noise of PLL is?88.83 dBc/Hz at 10kHz offset. 37GHz的單片鎖相環(huán)電路的鎖定范圍為32MHz;鎖定時(shí)在偏離中心頻率10kHz處的相位噪聲為-88.;83dBc/Hz。
- Design and phase noise analysis of a MEMS varactor is presented. 給出了一種MEMS壓控電容的設計和相位噪聲分析結果。
- The measurement results show that the center frequency of the VCO is 36GHz and the tuning-range is 800MHz. The phase noise is -98.83dBc/Hz at a 10MHz offset. 測試表明:該壓控振蕩器中心頻率為36GHz;調諧范圍約為800MHz;在偏離中心頻率10MHz處的單邊帶相位噪聲為-98·83dBc/Hz.
- In order to realize the defect depth measurement in the infrared thermal wave nondestructive evaluation,the pulse phase thermography was introduced. 提出了基于脈沖位相分析的數據處理方法以實(shí)現紅外熱波無(wú)損檢測法對缺陷深度的測量。
- Phase noise characteristics of both oscillators are analyzed in detail. Measurement results are given and compared with each other. The DRO shows an ultra low-phase noise performance:?110 dBc/Hz at 10kHz offset and?120 dBc/Hz at 100kHz offset. DRO相位噪聲性能優(yōu)越;在偏離載波10kHz處達到?110dBc/Hz;偏離載波100kHz處優(yōu)于?120dBc/Hz;輸出功率達到7.;8dBm;滿(mǎn)足衛星通信的應用要求。
- phase noise measuring system 相位噪聲測試系統
- The modified readout noise measurement is based on the standard deviation of a selected square in the overscan image. 在此基礎上,提出了改進(jìn)的噪聲和CTE的測試和歸算方法。也就是,讀出噪聲的測量以過(guò)掃描區的方差為基礎來(lái)進(jìn)行。
- The Time Domain Wave Form and Frequency Spectrum of Modulated Signal of uexp( tt/ Pw) Multiply by Carrier with Uniform Phase Noise. 單邊遞減波電壓訊號乘上含有均勻相位雜訊載波之調變訊號時(shí)域波形及頻譜。
- The ambient noise measurement for substations in the city plays an important role in controlling and preventing ambient noise pollution. 城市中變電站環(huán)境噪聲測量對控制和防治環(huán)境噪聲污染起著(zhù)重要作用。
- A fully integrated low phase noise LC voltage controlled oscillator(VCO) is presented. 介紹了一種全集成的LC壓控振蕩器(VCO)的設計。
- The properties of phase noise of Gunn oscillators are determined by the characters ofthe noise of Gunn diodes. 體效應振蕩器相位噪聲主要取決于體效應管的噪聲。
- A 8mm waveband FM and AM noise measuring equipment is introduced in this paper. 介紹了8mm 調頻調幅噪聲測試設備的原理和設計;給出了完整的測試數據和誤差分析.
- LC oscillators have better phase noise, but the lowest noise is obtained with the use of a quartz crystal oscillator. LC諧振器利用石英晶體振蕩器產(chǎn)生基準源,因此抖動(dòng)較小。
- Krausz used optical combs to stabilize the pulses' phase to have an unchanging waveform from pulse to pulse. 克勞茲以光頻梳來(lái)穩定脈沖的相位,讓不同脈沖的波形不致改變。