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- What is Pulse Amplitude Modulation? 什么是脈沖調幅?
- Quadrature amplitude modulation. 正交幅度調變。
- This system of modifying the carrier waves is called "Amplitude Modulation," or "AM". 這個(gè)改變載波的系統稱(chēng)為“振幅調制”或縮寫(xiě)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(shí)現DPSD算法來(lái)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(guò)廣播傳送聲音外, Reginald Fessenden 發(fā)展了振幅調制,也就是我們今天所說(shuō)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(shí)空神經(jīng)網(wǎng)絡(luò )時(shí)域和空域模式識別方法給數字示波器增加AM調制信號測量功能。
- Data is modulated onto the carrier by various methods, such as amplitude modulation (AM), frequency modulatikon (FM), etc. 數據調制，有各種方法，例如振幅調制（調幅）和頻率調制（調頻）。
- A high-performance DVB-C Quadrature Amplitude Modulation（QAM） demodulator has been presented. 摘要 提出了一種適用于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. 單邊帶調制是軍用軟件無(wú)線(xiàn)電中的主要調制方式之一。
- Amplitude modulation switch formed byour flux KTP has the contrast ratio of 150:1 and insert loss is 2.5% at 1064 nm. 制作的強度調制電光開(kāi)關(guān)，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(lái)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. 采用這種非抽樣小波變換從齒輪箱的振動(dòng)信號中有效提取幅值調制和瞬態(tài)沖擊的摩擦故障特征。
- It is shown a new way for fast implementation of CWT based on amplitude modulation techniques for generating wavelet chain. 該方法利用幅度調制技術(shù)產(chǎn)生小波鏈實(shí)現小波變換，為小波變換的快速實(shí)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. 并以相加、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. 正交幅度調制(QAM)是一種頻譜利用率高、實(shí)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. 由于印花工藝的特殊性,一般采用調幅的技術(shù),也就是采用基于網(wǎng)模的半色調方法來(lái)進(jìn)行掛網(wǎng)。
