dvb-c 中文意思是什麼

dvb-c 解釋
數字有線電視系統
  1. The bridge can continue push the dvb - c transport stream coming from the receive card to the universal media player to display online. in order to be compatible with the data rate in the bridge, the parser must have these functions : identifying the format of each elementary stream ( es ) ; repacketing the es frames or packets into small samples ; timestamping each sample for decoding and delivery by the arithmetic of getting the pts of an audio frame

    音視頻解析器的設計兼容了橋接器對數據推送的速率,在該解析器中通過「解析音視頻基本流」演算法來識別出每一個流的格式、每一幀數據,並對這些數據重新打包成一個個數據sample ,再通過「音頻pts的獲取」演算法給這些sample打上正確的「 directshow 」時間戳,最後在相應的輸出pin上進行發送。
  2. When the digital cable set - top box working, the entire dvb - c receiver work is establishment on the synchronized

    在數字有線電視機頂盒的工作中,整個dvb - c接收機的工作都是建立在同步的基礎上的。
  3. Fpga and dvb standard are introduced firstly, dvb - c standard and composition of its system are analyzed completely, development of modulator structure and dvb - c digital modulator composition are presented, more over, analysis of respective modular are given. then, principle of dvb - c digital modulator system are presented, they are error control technique 、 mqam 、 nyquist rule and root raised cosine filter 、 window design method for fir filter 、 multi - rate signal processing ( integer interpolating, conversion of fractional sampling, equal conversion of net structure, polyphase structure for filter, poly - phase structure for interpolator, multi - stage implementation of samplying conversion ) 、 distrubited algorithm 、 cic filter 、 dds 、 cordic algorithm

    接著,專門利用一個章節闡述了dvb - c前端調制系統原理,他們了差錯控制技術、多進制調制( mqam ) 、 nyquist準則與平方根升餘弦濾波器、有限沖擊響應濾波器的窗函數設計法、多抽樣率信號處理包括(整數倍內插原理、分數倍抽樣率轉換、網路結構的等效結構、濾波器的多相表示、內插器的多相表示、抽樣率轉換的多級實現) 、分散式演算法、 cic濾波器、直接數字頻率合成( dds ) 、 cordic演算法。
  4. This paper focus on the principles of the outer code and implementation in asic ( application specific integrated circuits ) of dvb - c ( digital vision broadcasting - cable ) channel receiver

    本文著重於有線視頻廣播系統( dvb - c )傳輸系統中外碼原理及其在專用集成電路晶元( asic )上的實現。
  5. 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。
  6. A enhanced realization scheme of dvb - c is introduced by the simulation and comparation of some blind equalization algorithms

    通過對各種盲均衡演算法的模擬與比較,提出了用於dvb - c系統的優化的均衡器實現方案。
  7. Audio signal processing in dvb - c set - top box

    機頂盒中的音頻信號處理
  8. The application of dvb system is developing rapidly. the dvb - c system based on the hfc, whose client is personal computer can provide an access to fast receive data for the pc users

    Dvb ( digitalvideobroadcasting )體系的應用在世界范圍內發展非常迅速,以pc機為接收終端,實現基於hfc網路的dvb - c數據的接收與播放系統,可以為pc機用戶提供高速的數據接收方案。
  9. With the development of digital tv, the change of broadcast tv from analog to digital has been the general course of development. usa, japan and europe have established their respective digital tv standard. dvb ( digital video broadcasting ) standard of europe talent showing itself gradually, dvb - t ( digital video broadcasting terrestrial ), dvb - c ( digital video broadcasting cable ) and dvb - s ( digital video broadcasting satellite ) has been applied widely in all country

    隨著數字電視的發展,廣播電視由模擬向數字的轉變已經是大勢所趨,美國、日本和歐洲先後制定了各自的數字電視標準,而歐洲的dvb (數字視頻廣播)系統逐漸脫穎而出,其中的dvb - t (數字地面廣播電視) 、 dvb - c (數字有線廣播電視)和dvb - s (數字衛星廣播電視)已在各國有廣泛的應用。
  10. In the last, test and optimization of dvb - c modulator system are addressed. methods of test and some items which should be paid attention of digital carrier level and rate of carrier to noise 、 relationship between ber and c / n 、 mer ( modulator error rate ) are given, some test results got by analyzer are all up to dvb - c test standard

    給出了數字載波電平與載噪比( c / n ) 、誤碼率( ber )與載噪比( c / n )關系、調制誤碼率( mer )測試的方法與測試注意事項,通過分析儀等分析得到結果包括列表和圖示,達到了dvb - c規定的各項指標。
  11. The main contents of this thesis are at a glance : chapter 1 serves as an introduction to the subject. after an overview of digital hdtv, dvb - c system is discussed in detail. eda design method is also introduced at last

    本文第一章首先概述了高清晰度電視的發展歷史,接著重點介紹了dvb - c有線電視傳輸系統,並對專用集成電路( asic )設計的發展、將來的設計趨勢等作了概述。
  12. The circuitry of outer coder consists of data formation, data randomizer, rs encoder, and interleaver in the transmitter and their counterparts in receiver : data reverse transformer, de - randomizer, rs decoder and de - interleaver. in this paper, the first chapter gives an overview of hdtv, then focus on the dvb - c system, and then talks about the technology involved in asic

    本文第一章首先概述了數字高清晰度電視,接著重點介紹了dvb - c有線電視傳輸系統,並對專用集成電路( asic )設計的發展、設計流程和注意事項及將來的設計趨勢? soc的設計技術作了概述。
  13. Standards of digital tv broadcast has specified transmitting systems which are based on various medium such as satellite - oriented transmitting system ( dvb - s ), cable - oriented transmitting system ( dvb - c ), terrestrial - oriented transmitting system ( dvb - t ). different system adopts different methods of channel codec, modulation and demodulation, but for signal source block codec, only mpeg - 2 standard has been applied for all the systems. as a compression standard being specified in digital tv broadcast transmission, mpeg - 2 has been widely involved on compression occasion

    對于數字電視信號的傳輸,數字電視廣播標準制定出基於多種媒質傳輸的傳輸系統,如衛星傳輸系統( dvb - s ) ,電纜電視傳輸系統( dvb - c ) ,地面廣播( dvb - t ) ,不同的傳輸系統制定不同的通道編碼和調制解調的方法,但是對于所有傳輸系統的信源編碼則一律採用mpeg - 2這一標準。
  14. This paper is about algorithms of carrier recovery used in dvb - c channel receiver system and its implementation in asic ( application specific integrated circuit ). the first chapter gives an overview of digital hdtv and its development, then focus on the dvb - c system, finally talks about the technology involved in asic

    第一章首先概述了數字電視及其發展,接著重點介紹了dvb - c有線電視傳輸系統,並對專用集成電路( asic )設計的發展、流程及將來的趨勢? ? soc的設計技術作了概述。
  15. China cu - rrently has not released its own cable television transmission standards, but most broadcasting system has been applied dvb - c standards

    我國目前還沒有公布自己的數字有線電視傳輸標準,但大多數廣播系統已採用了dvb - c標準。
  16. Therefore, there are important science values and pratical meanings to exploit and design dvb - c stb software

    因此,對有線數字電視機頂盒軟體的開發、設計與產品的實現具有重要的學術價值和實際意義。
  17. It has application in dvd and htdv and dvb - c and video transmission in network, etc. two parts the principle of video reduced on mpeg - 2 standard and the designing of encoder and debugging on encoder are primarily expatiated on in this dissertation

    本文編碼器採用fujitsu公司的mpeg - 2編碼晶元mb86390用硬體來實現視頻信號的壓縮,編成mpeg - 2碼流,可應用於dvd 、數字電視、 dvb - c及視頻的網路傳輸等。
  18. The text puts forward to flow to send out the card of ts ' s mpeg - 2, it can solve the dvb - c inside program deliver to flow to connect into with coaxial cable net effectively

    本文提出的mpeg - 2ts流發送卡,它能解決dvb - c中節目傳輸流與同軸電纜網的有效接入。
  19. So research dvb - c stb has practical significance

    所以研究dvb - c機頂盒有著重要的現實意義。
  20. Dvb - c digital video broadcasting cable

    用於電纜的數字視頻廣播
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