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- What is Pulse Amplitude Modulation? 什麼是脈衝調幅?
- Quadrature amplitude modulation. 正交幅度調變。
- This system of modifying the carrier waves is called "Amplitude Modulation," or "AM". 這個改變載波的系統稱為「振幅調製」或縮寫為「AM」。
- A method to measure the amplitude modulation (AM) signal with the DPSD algorithm realized by an A/D converter and a computer is presented. 本文提出了一種應用A/D轉換器和計算機實現DPSD演算法來測量調幅信號的方法。
- I retrofitted our ommunications to an amplitude modulation. 我把我們通訊改為調幅模式。
- Active jamming of aninfrared seeker with amplitude modulation reticle[J]. 引用該論文 王濱;李彤;呂百達;鐘鳴.
- Units: megahertz (MHz) AM (amplitude modulation), 200 and up are for military use, but are staffed by the same civil controllers. 單位:兆赫,調幅,200以上為軍用,亦為民航管制員執勤。
- Units: megahertz (MHz) AM (amplitude modulation) , 200 and up are for military use, but are staffed by the same civil controllers. 單位:兆赫,調幅,200以上為軍用,亦為民航管制員執勤。
- In addition to being the first to transmit voice over radio, Reginald Fessenden developed amplitude modulation, or as we call it today, AM. 除了首次通過廣播傳送聲音外, Reginald Fessenden 發展了振幅調製,也就是我們今天所說的AM。
- In this paper, a method for enhancing the measure performance of digital oscilloscope for Amplitude Modulation (AM) signals is presented by applying Elman sptio-temporal neural network. 運用時空神經網路時域和空域模式識別方法給數字示波器增加AM調製信號測量功能。
- Data is modulated onto the carrier by various methods, such as amplitude modulation (AM), frequency modulatikon (FM), etc. 數據調製,有各種方法,例如振幅調製(調幅)和頻率調製(調頻)。
- A high-performance DVB-C Quadrature Amplitude Modulation(QAM) demodulator has been presented. 摘要 提出了一種適用於DVB-C標準的高性能QAM解調器。
- Single sideband amplitude modulation is the major model of the military software radio. 單邊帶調製是軍用軟體無線電中的主要調製方式之一。
- Amplitude modulation switch formed byour flux KTP has the contrast ratio of 150:1 and insert loss is 2.5% at 1064 nm. 製作的強度調製電光開關,消光比為150:1,對1064nm激光的插入損耗為2.5%25;
- Crystal radios are devised for the reception of amplitude modulated AM signals. 晶體收音機是用來接收調幅信號的。
- The proposed UWT effectively extracted the friction fault features of amplitude modulation and transient impact from vibration signal of a gearbox. 採用這種非抽樣小波變換從齒輪箱的振動信號中有效提取幅值調製和瞬態衝擊的摩擦故障特徵。
- It is shown a new way for fast implementation of CWT based on amplitude modulation techniques for generating wavelet chain. 該方法利用幅度調製技術產生小波鏈實現小波變換,為小波變換的快速實現提供了新的途徑。
- The coupling of noise to signals is simulated by addition, multiplication, convolution, amplitude modulation, or phase modulation etc. 並以相加、相乘、迴旋積、強度調變、或相位調變等方式,模擬雜訊與訊號之結合。
- Quadrature amplitude modulation(QAM)is a way of carrier transmission that has high spectrum efficiency and is easily implemented. 正交幅度調製(QAM)是一種頻譜利用率高、實現較為方便的載波傳輸方式。
- Printing system generally adopts the amplitude modulation because of the speciality of printing crafts.That is to say gridding module-based halftone. 由於印花工藝的特殊性,一般採用調幅的技術,也就是採用基於網模的半色調方法來進行掛網。