脈沖碼 的英文怎麼說
中文拼音 [màichōngmǎ]
脈沖碼
英文
pulse code; impulse code脈沖碼傳輸 pulse code transmission; 脈沖碼解調器 pulse code demodulator; 脈沖碼信號系統 pulse code signalling system-
The transmitted information is coded into the amplitude of the pulses so that each predetermined value of pulse energy is associated with a message.
把傳輸的信息編碼成脈沖的振幅，因而使每個預先規定的脈沖能量值對應於一個信息。Pulse code modulation communication system hierarchy
脈沖編碼調制通信系統系列Characteristics of pulse code modulation for voice - frequencies
音頻脈沖編碼調制特性Adaptive differential pulse code modulation adpcm
自適應差分脈沖編碼調制Adpcm adaptive digital pulse code modulation
自適應數字脈沖編碼調制Adaptive differential pulse code modulation
自適應差分脈沖編碼調制Differential pulse code modulation
差分脈沖編碼調制差分脈碼調制Dpcm differential pulse code modulation
差值脈沖編碼調制Dpl differential pulse code modulation
差值脈沖編碼調制Pulse code modulation pcm
脈沖編碼調制脈碼調制The pulse code modulation / frequency modulation ( pcm / fm ) is widely used in most reentry remote sensing ( rrs ) system at the present time in our country
目前我國再入遙測系統主要採用脈沖編碼調制/調頻（ pcm / fm ）體制。The results show that the cps signals have the thumbtack - typed ambiguity, no distance and / or speed ambiguity and excellent speed / distance measuring performances. 3. we analyze anti - interference performances of the uniform ppm - ps radar signals and the random ppm - ps radar signals, and make the comparison between them
研究結果表明隨機脈位調制與隨機二相碼調相復合脈沖串信號具有「圖釘型」的模糊函數，不存在距離速度模糊，具有良好的測距測速性能。Audio - visual, video and television equipment and systems - control, synchronization and address codes - method of operation for pulsed cue tone control systems for two still projectors
視聽視頻電視設備及系統.第5部分:控制同步和地址碼.第2節:雙片式投影儀脈沖音調控制設備操作方法This circuit board can translate impulse signal outputted from photoelectric sensor into ascii codes and then input them into serial interface of the computer, these ascii codes are ulteriorly displayed and disposed through the cat software
該電路板可將光電傳感器輸出的脈沖信號轉換成ascll碼輸入到計算機串o ，進一步通過相應的cat軟體進行顯示與數據處理。At first the merits and implementation of the digital pulse compression subsystem are introduced in this paper. then the characteristics of phase coded signals are discussed and the two classic binary phase codes ? ? barker code and m - sequence are dealt with in details in the following
文中首先綜述了數字脈沖壓縮的優點及其實現方法，接著討論了相位編碼信號的特點，並詳細分析了巴克碼和m序列這兩類典型的二相碼信號。( c ) propose the scheme to implementing the coder and deoder of optical time - spreading / frequency - hopping, by assigning two orthogonal codes for one user and using these two codes to encoding 1 and 0 respectively, differential detection can be adopted. not only improves system performances in ber, but also resists the interference such as mai, and does n ' t need any control devices to evaluate the optimum decisive threshold
通過給每個用戶指定互相關為0的兩個地址碼分別發送1和0信號以及在接收端採用差分檢測技術，避免了ook （開關鍵控）光通信系統中0不發送光脈沖和ook常規檢測方式下最佳判決門限必須根椐用戶數等外界環境而改變，從而提高了系統性能和降低了系統的復雜度。When the rf pulse is combined with magnetic field gradients, a spatially encoded signal is produced that can be detected and translated into images
當射頻脈沖與磁場梯度聯合起來時，我們可以探測到一個空間編碼信號的產生並且將它轉變成圖像。This waveform library not only contains those typical radar signals like single - carrier frequency signal, encoded signal, lfm etc, but also include many hybrid modulated signals, like fsk / psk signal, fsk / ppm signal, psk / ppm signal, pseudo - random fsk / psk signal, etc. we use visual c + + 6. 0 to implement this software program, this makes it easy in control operation and provides a nice human - machine interactive interface
波形庫中既包含了傳統的雷達波形，如單載頻脈沖信號、 lfm 、編碼信號等，又包括了復合調制波形，如fsk / psk信號、 fsk / ppm信號、 psk / ppm信號、偽隨機fsk / psk信號等。採用vc編程實現，使其具有友好的人機界面和靈活的控制操作。Pulse - code modulation, pcm
脈沖碼調變Pulse - code modulation
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