balanced noise 中文意思是什麼
balanced noise
解釋
平衡噪聲-
Balanced noise limiter
平衡式限噪器 -
2 - 850 m / s ), and during the process of pulling, the run of system is not only balanced, reliable, but no noise pollution after long time and without the phenomena of the crawling and worming under low pulling velocity
抽拉系統可以實現較大范圍內（ 0 . 2 ? 850 m s ）的連續調節，抽拉過程平穩可靠，低速抽拉時無爬行蠕動現象，同時具備液淬功能。 -
First, an analysis for the design of the impulse phase lock oscillate, which includes impulse phase detector the dielectric resonant oscillate etc. secondly, presents an analysis for the design of wide band balanced low noise amplifier. the last two part simplify the theory and the electrical characteristics of the sub harmonic mixer, and the mmvco
第一部分著重介紹了脈沖鎖相源的工作原理（主要包括取樣鑒相器和介質穩頻的壓控振蕩器） ，並介紹了研製結果的性能指標;第二部分介紹了平衡式寬帶低噪聲放大器的基本理論 -
Broadband matching is very difficult, but we can make it easier with negative feedback and balanced amplifier. so at first we should choose a project, then according to the requirement of the low noise amplifier to choose the transistor, bias and matching
寬帶匹配網路的設計是一個難點，可以採用負反饋、平衡電路等形式降低寬帶匹配的難度，所以寬帶電路的設計首先是方案設計。 -
In the sixth chapter a low noise amplifier whose operating frequency is 6ghz 12ghz is presented. it is a balanced amplifier. in this chapter we discuss the calculation of lange coupler, the matching of balanced amplifier and the influence of thin film mic in the design
第六章設計的6ghz 12ghz的低噪聲放大器為平衡放大器，詳細討論了蘭格耦合器的計算、平衡放大器中匹配電路的設計和薄膜mic工藝對電路設計的影響。 -
In view of the importance of rf front - end circuits in the receiver system, the paper finally is focused on the analysis and design of the rf front - end circuits, including the design of low noise amplifier ( lna ), microstrip filter and balanced mixer. all the circuits above are simulated individually using ansoft serenade, and the results are satisfying with the desired performance
考慮到射頻前端電路性能的好壞會直接影響到整機的性能，文中還重點論述了該接收機射頻前端電路的分析和設計，主要包括低噪聲放大器、微帶濾波器和單平衡混頻器的理論分析和實際設計，並在ansoftserenade環境下進行了模擬模擬，模擬結果符合設計要求。
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