pulse coding system 中文意思是什麼
pulse coding system
解釋
脈沖編碼制-
2. applying manchester coding theory to meet the end of collision detection and codes judgment effectively. 3. using pulse position modulation ( ppm ) coding theory that is invented especially for optical communication in the air to ameliorate the system ' s performance by improving the system ' s character of pe. 4. taking good advantages of the fledged lan communication protocols and technologies to achieve a new method that has a high rate of capability to cost in building a wireless lan
論文研究中主要的創新性工作如下： 1 、提出利用光散射通信技術組建無線局域網，方便地實現了廉價而高速的局域網內微機的光互連； 2 、採用曼徹斯特編碼技術解決了光無線通信中代碼判決和碰撞檢測的技術難題； 3 、針對空氣通道的特點，利用ppm編碼技術降低通道誤碼率、改善系統性能； 4 、在光無線局域網中利用現有的成熟有線局域網協議和技術，從而保證了系統的實用性及改善了系統的性價比。 -
Pulse internal phase coding and pulse external quasi random frequency agile signal is a kind of complex signal which can avoid interference frequency band, increase system bandwidth, consequently increase the range resolution
本文所研究的脈內二相編碼脈間準隨機跳頻信號是復合信號的一種，可以避開干擾頻段，提高系統帶寬，從而提高了距離分辨力。 -
Combination pulse and frequency coding system
脈沖與頻率組合編碼制 -
Pulse coding system
脈沖編碼制 -
This thesis uses the method of pulse coding to design the determining absolute position system of maglev train and mainly includes four aspects as following : firstly, the purpose of using the locating system of maglev train is discussed. the principle and characteristics of the locating system of maglev train is detailedly introduced and analyzed. all kinds of methods for maglev locating and speed measuring are classified, compared with each other
本文主要是利用脈寬編碼感應法來設計磁懸浮列車的絕對定位系統，主要包括以下內容：首先，論述了使用磁浮列車絕對定位系統的目的；對磁浮列車絕對定位系統的原理和特點進行了詳盡的介紹和分析；對各種磁懸浮列車定位、測速方法分類，比較了它們的不同。 -
The paper contains all kinds of knowledge related to the system, including maxwell electromagnetic theory, pattern of optical radiation in space, channel model of atmosphere communication, computer communication protocols, wireless lan communication protocols, medium access control protocol, carrier sense multiple access / collision detection protocol, manchester coding theory, pulse position modulation coding theory and so on
主要包括： maxwell電磁理論；發送光場模型；空間通道模型；計算機網路通信技術：無線局域網通信技術；媒體訪問控制規程（ mac ） ；載波檢測多址接入碰撞檢測規程（ csma cd ） ；曼徹斯特編碼與ppm編碼技術等。
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