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- It uses noise-canceling technique for low noise figure (NF). 該放大器使用了雜訊抵消的技術(shù)，以達到低雜訊指標。
- Experimentally, A EDFA with gain of 37dB and NF of 4dB is archived. Due to the application of the LPFG noise filter, the gain of the EDFA is improved by 7dB, and the noise figure(NF) is reduced by 0.5dB. 實(shí)驗上;在鉺纖中插入LPFG后;獲得了小信號一個(gè)增益高達37dB和噪聲系數(NF)為4dB的EDFA;使EDFA的增益被提高了約7dB;噪聲系數降低了約0.;5dB
- Features: Small reverse transfer capacitance, low noise figure. 特點(diǎn):反向傳輸電容小,低噪聲。
- The noise figure of the tuner is 5.3dB, and the dynamic range of AGC control is more than 50dB. 制作的UHF電子調諧器噪聲系數為5.;3分貝;自動(dòng)增益控制能力達50分貝以上
- The typical value of the DSB noise figure of the mixer diode is 4.8 dB at 35 GHz,which ac-cord with the prospection. 研制出的混頻管在35GHz時(shí)雙邊帶噪聲系數為4.;8db;接近預期結果
- Lowest noise figure of a RF transistor is not normally where the input is perfectly matched. 射頻晶體管的最低噪聲系數通常不在輸入完全匹配的地方。
- The HEMT fabricated using this structure demon-strates a noise figure of 0. 76 dB and a gain of 6.5dB at 1? GHz. 用該結構材料制作的HEMT器件在12GHz下;噪聲系數0.;76dB;相關(guān)增益6
- The impact of gain, noise figure, and stability on RF CMOS image-reject LNA has been studied. 此篇文章將深入的探討影像抑制金屬氧化型低雜訊放大器的增益、雜訊指數和穩定度。
- Features: High gain bandwidth product, small output capacitance,low noise figure. 特點(diǎn):產(chǎn)品增益帶寬高，輸出電容小，噪聲系數低。
- Features: High power gain, low noise figure, very low intermodulation distortion. 特點(diǎn)：高功率增益,低噪聲輸出,非常低的互調失真。
- The measured results of the LNA show that the gain is 27 dB and the noise figure is smaller than 2 dB. 極小化的結構，使其易于與系統整合，使超寬頻系統可朝向高度整合小型化的目標。
- The measured 1-dB gain compression point was -12 dBm, and simulated noise figure was 4.06 dB at 60 GHz. 縮小化的對偶巴倫是使用并電容在電路中的輸入、輸出或終止端。
- Finally,achievements of conversion gain,Linearity and noise figure of CMOS mixers are summarized and compared. 最后,總結了CMOS混頻器有關(guān)轉換增益、線(xiàn)性度以及噪聲系數的成果報道。
- The technical requirements include channel selection, noise figure and radiation emission limits. 技術(shù)要求包括頻道選擇、噪聲系數和輻射發(fā)射限值。
- ATF-34143 is also used to realize a low noise amplifier. The gain and noise figure of the LNA are about 14dB and 1.0 dB respectively. 低噪聲放大器是采用ATF-34143設計的，增益約14dB，噪聲系數1.;0dB。
- The Substrate meterial is domestic RT-Duroid 5880.The mixers with IF amplifier have the DSB noise figure of 5.0dB and 5.3dB respectively. 介質(zhì)材料采用國產(chǎn)的仿RT-Duroid 5880。 經(jīng)測試兩種混頻器包括中放在內的DSB噪聲系數分別為5.;0dB和5
- Finally, we applied this modified cascode amplifier to the thermal noise canceling structure to achieve low noise figure and impedance matching. 最后應用這個(gè)寬頻放大器到熱雜訊消除技術(shù)架構來(lái)設計達到低雜訊與阻抗匹配。
- The LNA is designed for the SKA (Square Kilometer Array) project in ASTRON, which requires a very low noise figure and a broad bandwidth. 該低噪音放大器是為荷蘭天文研究所（ASTRON, The Netherlands Foundation for Research in Astronomy）的平方公里天文望遠鏡陣（SKA，Square kilometer Array）項目而設計的。
- LNA exhibits a gain of 10dB and noise figure of 1.6dB. SPDT switch exhibits insertion loss of 1.6dB or so and isolation of 55dB. Their performances satisfy the specification. 測試結果表明低噪聲放大器工作在1GHz 時(shí);噪聲系數為1.;6dB;增益為10dB; 單刀雙擲開(kāi)關(guān)工作在1GHz 時(shí);插入損耗約為1
- Results from simulation show that the circuit has a forward power gain of 15.67 dB,a noise figure of 2.88 dB,an IIP3 of-0.21 dBm,and a power dissipation of 25.79 mW. 結果表明;該電路的正向功率增益為15.;67 dB;NF為2
