frequency interleaving 中文意思是什麼
frequency interleaving
解釋
頻率交錯- frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
- interleaving : 碼元交織
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The goal of this paper is, by serial / parallel combination technique of two - transistos forward converters ( ttfcs ), to keep the merits of the ttfc, and to overcome the shortages of it. the interleaving technique is adopted, while in combining ttfcs. the interleaving technique lowers the net ripple amplitude and raises the effective ripple frequency of the overall converter without increasing switching losses or device stresses
組合式雙管正激變換器由雙管正激變換器串並聯構成，應用交錯控制策略，在保留雙管正激變換器功率開關管電壓應力低和可靠性高的優點同時，克服了等效占空比小、副邊二極體電壓應力高、輸出電流脈動大等缺點。 -
The interleaving two - transistor forward converter succeeds to the advantages of the two - transistor forward converter, it has two units working alternately, the power loss of the converter is distributed and the output voltage ripple frequency is twice of the switching frequency
交錯並聯結構式的雙管正激變換器，繼承了雙管正激變換器的優點，兩個並聯單元互補工作，分擔了功率損耗，等效占空比擴大了一倍，輸出電壓的脈動頻率變為功率管開關頻率的兩倍。 -
An apparatus and method having a de - interleaving memory and a controller is used for de - interleaving interleaved data in a coded orthogonal frequency division multiplexing receiver
正交編碼分頻多工接收器中一種具有一反交錯記憶體和一控制器，而用來將已交錯資料反交錯的裝置與方法。 -
By using the de - interleaving memory combined with memory address computation for the interleaved data, frequency de - interleaving, block de - interleaving and time de - interleaving are performed in one - stage approach in the cofdm receiver
藉由利用反交錯記憶體結合對該記憶體存取位址的計算，頻域反交錯、區塊反交錯與時域反交錯在正交編碼分頻多工接收器中以單一階段技術來執行。 -
Based on comparison between the parallel - parallel and parallel - serial combination ttfc, a novel two - transistor forward converter with parallel - serial / serial combination is proposed. this converter reduces greatly the current overshoot of the primary side switches and the voltage overshoot of the rectifying diodes. moreover, the size and weight of the converter can also be reduced by interleaving technique and increasing frequency
本文在對並-串型和並-並型雙管正激組合變換器進行了詳細比較研究的基礎上，提出了一種新型並-串串型雙管正激組合變換器，該組合變換器可以大大減小原邊開關管的電流應力和副邊整流電路中二極體的電壓應力；通過交錯控制及提高開關頻率，大大提高了變換器的功率密度。 -
Furthermore, combined with fec and interleaving, ofdm shows a high priority in countering the frequency - selective fades and isi caused by multipath propagation
Ofdm的實現主要採用了fft技術，利用現有的數字信號處理器（ dsp ）已經可以實時實現。 -
" the software is the instrument " is the major characteristic of virtual instrument technology. in this paper, labview graph software is adapted to realize a series of functions such as fft, avoiding frequency spectrum leakage and interleaving etc that are realized by hardware realization originally
「軟體就是儀器」是虛擬儀器技術的主要特點，本文採用labview圖形化軟體實現了原來用硬體實現的fft變換、防頻譜泄漏和抗混疊等一系列功能。
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