digital transmission system 中文意思是什麼
digital transmission system
解釋
數字傳輸系統- digital : adj. 1. 手指的；指狀的。2. 數字的，數據的。n. 1. （鋼琴等的）琴鍵。2. 手指。
- transmission : n 遞送；傳遞；傳達；傳染；移轉；【機械工程】傳動；傳遞；變速器；聯動機件；【無線電】傳送；發射；...
- system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
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Signal measurement in digital tv cable transmission system
數字電視電纜傳輸系統的信號測量 -
In this paper, research on the algorithm of complete digital if and baseband transmission system and the realization of transmitter and receiver. / 4 - dqpsk is chosen as digital modulation scheme. the scheme of demodulation is baseband differential detection. sliding correlator can realize the symbol synchronous acquisition ; early - late gate synchronizer is used to do symbol synchronous tracking
系統的發射機選定/ 4 - dqpsk為調制方式，接收機採用基帶差分解調的非相干解調方式，滑動相關器捕獲發送的pn序列，早遲門同步器跟蹤符號同步，使用相關器對同步后的符號進行最佳判決，並在這些演算法實現的基礎上，實現了直接序列擴頻和解擴技術。 -
Methods of measurement on receivers for television broadcast transmission - electrical measurements on multichannel sound television receivers using the nicam two - channel digital sound - system
電視廣播傳輸接收機測量方法.用nicam兩頻道數字聲音系統的多頻道伴聲電視接收器電氣測量 -
It adopts computer digital controlled system plc orientation mo dule touch scerrn to control, realizing x z w axis direction s precise orientation by ac servo system. in actual operation, just put the glass on the transmission belt, input drilling position data on the screen, press the start button, the machine will automatically position itself and finish all drilling operations, and automatically stop when the works is completed. this machine s two group drilling heads can work at the same time, one group drilling head is also ok. this machine has high drilling efficiency and accurate position, is an ideal choiceness equiment of scree - wall glass and other large specand volume production glass drilling
該機採用計算機數控系統plc定位模塊觸摸顯示屏控制，由交流伺服系統實現x z w軸三個方向的精確定位。操作時只需將玻璃放在傳送帶上，在顯示屏上輸入鉆孔位置，按啟動按鈕，自動定位鉆削所有孔位，完成工作后自動停機。本機兩組鉆孔機頭可以同時工作，也可以單組機頭工作。 -
And introduce the development of digital signal processing. chapter 2 gives an overview of dvb and mpeg - 2 transmission standards in digital video system
第二章主要講述了數字電視系統中與節目復用相關的dvb部分標準和mpeg - 2部分標準。 -
General specification for digital video transmission system of fiber optic
數字視頻光纖傳輸系統通用規范 -
This thesis deals with the algorithm of synchronization and its dvb - c ( digital vision broadcasting - cable ) implementation. the synchronization is used in the dvb receiver of hdtv cable broadcasting transmission system
本文著重於有線視頻廣播系統（ dvb - c ）傳輸系統中符號的同步定時原理及其在專用集成電路晶元（ asic ）上的實現。 -
Some new working contents appear, such as purchase and classification, availability on exchanging books, document transmission and so on, especially the development of digital reference system. at the same time, the development of mass medium also promotes the digitized process of library and the enlargement of the range of the information users. and in order to meet the challenge and the influence of mass medium, library also takes some active measures and tactics
面對大眾媒介的影響和挑戰，圖書館也採取了積極的措施和策略，如轉變觀念，加強競爭意識，了解用戶需求，建立知識管理系統，減少信息獲取的時空障礙，拓寬信息資源的類型，擴大資金來源的渠道，利用大眾媒介宣傳自己，實施名牌戰略，建立圖書館協會或聯盟等方法。 -
Simulation of optical fibr digital transmission system
光纖數字傳輸系統的模擬 -
Serial digital fibre transmission system for studios
演播室串列數字光纖傳輸系統 -
In 1996, china published broadcasting television digital transmission technology system, adopting a digital television satellite broadcasting system similar as the dvb - s standard
我國在1996年頒布廣播電視數字傳輸技術體制，決定採用符合dvb - s標準的數字電視衛星廣播系統。 -
Although stb just is a sort of terminal equipments of the tv signal transmission system, however pivotal technique involves the data demodulation, channel decode, transport stream de - multiplexing, audio and video signal decompression technique and real - time software technique with upriver data coding technique etc. therefore, software and hardware technology research and development of stb, which can increase usefulness with dependable of digital video signal and audio signal for study later make the theories preparation and backlog experience
機頂盒雖然只是數字電視傳輸系統的終端設備，但所用到的關鍵技術涉及到數據解調、通道解碼、傳輸流的解復用、音視頻信號解壓縮技術以及實時軟體技術和上行數據的編碼技術等。因此，通過對機頂盒軟、硬體的研究開發，既能為以後研究如何提高信息傳輸的有效性和可靠性作理論上的準備，也為圖像信號和音頻信號的數字化處理積累經驗。 -
A wireless digital transmission system based on serial communication port of rs
232串口的無線數字傳輸組網系統 -
Considering the bandwidth efficiency, the error rate performance and the complexity for realization together, we construct a digital transmission system with single - carrier modulation technique using the optimum premodulation filter. then the system parameters and performance indexes are prensent
綜合考慮帶寬效率、誤碼性能和實現復雜程度以後，構建出基於單載波調制技術的無線數字傳輸系統，並給出系統參數和性能指標。 -
The wireless digital transmission system of hole top signal
井口信號無線數傳系統 -
In digital transmission system, jitter is one of the least understood but most important phenomenas
在數字傳輸系統中，抖動是一種非常重要但卻被人了解得比較少的現象。 -
This scientific research project bases on this starting point, develops the spread spectrum digital transmission system which can accomplish the digital transmission on power line
本科研項目便是基於這一出發點，開發能實現在電力線上傳輸數據的擴頻數字傳輸系統。 -
We will discuss the construction of a digital transmission system with high bandwidth efficiency and good error rate performance. in the condition of 25khz wireless channel
本文主要討論在25khz通道條件下建立一個具有高帶寬效率和較好誤碼性能的無線數字傳輸系統。 -
The single dsp can transmit baseband signal to digital up converter and receive baseband sample signal from digital down converter through the control of interrupt signal at the same time. the stability and reliability of complete digital transmission system can be realized by this way
本文利用dsp的中斷控制，在單片dsp內發送基帶數字信號同時處理來自數字下變頻器的基帶數字信號，實現了穩定、可靠的全數字中頻與基帶傳輸系統。 -
The error - control system can increase the transmission reliability of communication system, and reduce the emission power and the capacity of the communication apparatus, so it is extensively applied in digital transmission system, for example, satellite communication system, mobile communication system, data storage and so on. coding gain is an important index for the error control system
差錯控制系統對于提高通信系統的傳輸可靠性，降低通信設備的發射功率和減小體積具有重要意義，因此廣泛應用於數傳系統，如衛星通信系統、移動通信系統、數據存儲等方面，而對於一個差錯控制系統的衡量指標就是編碼增益。
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