source decoding 中文意思是什麼
source decoding
解釋
信源譯碼-
And the process of schema translation involves the decoding of the source language text and the recoding of the target language text
圖式翻譯的過程包括源語圖式解碼和目的語圖式再編碼。 -
Dvb / mpeg - 2 transport stream multiplexer / demultiplex takes an important role in digital video broadcasting system. it can combine several transport streams from source encoder into a single transport stream to transport channel, or demultiplex trasnsport stream into one program sorce to source decoder. its performance has a great influence on the program transmission ability of hdtv system and the decoding quality of decoder in hdtv receiver. mpeg - 2 system multiplexer signalized video, audio, host data and so on to fixed length packet type for making transport stream
Dvb mpeg - 2傳送流復用解復用是數字電視廣播系統中的重要組成部分之一，它將從信源編碼器輸出的多路節目源復用成一路傳輸流送入傳輸通道，或者從通道中包含多路節目源的一路傳輸流中解復用出一路節目送到解碼器解碼。 -
There are altogether three main chips in the digital tv ' s receiver, the channel demodulating chip, the source decoding chip and the post - process chip
數字電視的接受機中，主要包括通道解調、信源解碼、視頻后處理三個核心晶元。 -
After data decoding, this paper analyzes the structure of transfer frame and source packet. the information of every bit is obtained from the frame and packet according to ccsds protocol and furthermore discusses the possibility of recovering the every data field bit ’ s meaning
在得到解碼數據后自動對數據幀格式和比特位的信息識別分析，實現了符合ccsds標準格式的各信息位的提取分析，並探討了完全恢復原信息含義的可能性。 -
Voice information source coding and decoding technology of gsm system for mobile communication
數字移動通信系統語音信源編解碼技術 -
The hardware system includes power supply circuit, clock reset circuit, jtag model building circuit, decoding circuit, memory interface circuit, man - machine interface circuit and numeric control constant - current source interface circuit
硬體系統主要包括電源電路、時鐘復位電路、 jtag模擬介面電路，譯碼電路、存儲器介面電路、人機介面電路、 adc轉換電路和數控恆流源介面等。 -
The module of user agent need accomplish these tasks of making the message, analyzing the information, user agent, negotiating about the media. the module of real - time transport need complete these tasks of converting the data, coding and decoding the data and receiving and sending the packet. the module of management of the system ' s source need manage the keyboard and display and so on
用戶代理模塊需要完成消息的接收和發送、消息的生成、消息的分析、用戶代理的事務狀態機管理、呼叫雙方媒體流協商的功能；實時傳輸模塊需要完成數據轉換、數據的編解碼、數據包的生成和分解及數據包的發送和接收；系統資源管理模塊需要管理系統的鍵盤、用戶界面等。 -
It adapts to the cdma system and achieves multi - rate speech coding and decoding. source and mode control are combines in smv for rate selection, so it improves the flexibility of cdma system, it will allow cdma subscribers to enjoy superior quality while allowing service providers to increase capacity as needed. smv is regarded as a breakthrough technology that provides significant capacity and quality gains on cdma systems, so the researching of smv is of great practical value
可選模式聲碼器（ smv ? selectablemodevocoder ）是3gpp2最新的用於寬帶擴頻cdma通信系統的變速率語音編碼標準，它實現了語音的多種低速編碼和解碼，在速率選擇上將源控和模式控制相結合，提高了cdma系統的靈活性，可以在保證高質量語音的同時盡可能增加系統的容量，被認為是變速率語音編碼在cdma系統中應用的「突破性」技術，代表了當前語音編碼發展的方向和潮流，因此smv的研究具有很大的價值。 -
In section three, a complementary scheme of spectral coding and decoding is proposed. it makes full use of the broad band incoherent gauss optical source and compensates the unflatness of sectrum of the source. combining with the method of banlanced detecting, the multiple accsss interference of the multiple users is rejected in the decoding port
不同於ocdma系統中每個用戶擁有一對編解碼器，該方案通過利用二維rs碼字的周期性和awg路由器的循環性，系統所用的編解碼器能夠同時對不同用戶的地址碼進行編解碼，使得系統中的用戶共享編解碼資源，減少了系統的復雜性。 -
In this paper, i mainly developed the theory of open - source ogg vorbis audio technique including its coding and decoding procedure. the theory was introduced in sections according to different functional modules
我在本論文的研究過程中，對oggvorbis演算法的編解碼原理進行了深入的研究，將其按照不同的模塊分別進行分析。 -
The achievement of modifications on source - code was summarized as well. chapter one briefly introduced current developing status of audio coding techniques and the structure of this paper ; then chapter two shortly described the history of ogg vorbis and its technical process flow ; the data process and parameters calculations before vorbis quantization were discussed in chapter three ; and the details about vorbis quantization were shown in chapter four ; the following chapter five researched the process of vorbis decoding ; in chapter six, i derived and provided a unified implement structure on mdct and modified the source - code ; chapter seven is about some experiments where i compared and analyzed to finally present a summary on ogg vorbis encoding performance and the results on code modifications
論文第一章敘述了數字音頻壓縮技術發展狀況、音頻標準、主流音頻格式、各音頻格式存在的問題以及對本論文組織結構的簡要說明;第二章簡要介紹了oggvorbis音頻格式的概況和編解碼的技術結構;第三章詳細介紹了voibis演算法編碼過程中量化處理之前的數據處理和參數計算;第四章詳細介紹了voibis演算法編碼過程中的量化處理;第五章結合源代碼詳細介紹了vorbis演算法的解碼過程;第六章中對oggvorbis的mdct運算模塊提出一種統一實現方案，同時對代碼進行了修改;第七章將oggvorbis音頻與主流音頻格式mp3及aac進行了對比測試，對vorbis整體編碼性能和前面章節中代碼的修改作出了總結。 -
This dissertion majored in dicussing the signal source and signal transmitting channel ’ s code and decoding of spectrum spread radio station under the concept of the software wirelss radio. the author ’ s main work and new ideas are listed blow : 1
本文主要討論的是在軟體無線電的構架下討論和實現跳擴頻電臺的語音編解碼以及通道上的編碼和解碼的理論和實現。 -
The research in software radio is not more than ten years, but has made a great many fruits, but it is too little to set up an integrated theory system, and software radio includes many areas such as modern communication system ( which includes modem source / channel encoding and decoding, equalization, encrypt and decrypt and so on ), wideband antenna theory, digital signal process, microelectronics, computer and so on. this thesis mainly does research for modem in modem communication
軟體無線電經過不到10年的研究，盡管取得了很多成果，但是對于建立一套完整的理論體系來說，還遠遠不夠，況且軟體無線電涉及的領域多、面廣、發展快，如現代通信理論（含調制解調、信源通道編解碼、均衡、加密解密等） 、寬帶天線理論、數字信號處理、微電子、計算機等。
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