數據傳輸碼組 的英文怎麼說

中文拼音 [shǔjùzhuànshūmǎzǔ]
數據傳輸碼組 英文
data transmission block
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 據 : 據Ⅰ動詞1 （占據） occupy; seize 2 （憑借; 依靠） rely on; depend on Ⅱ介詞（按照; 依據） according...
  • 傳 : 傳名詞1 （解釋經文的著作） commentaries on classics 2 （傳記） biography 3 （敘述歷史故事的作品）...
  • 輸 : Ⅰ動詞1 （運輸; 運送） transport; convey 2 [書面語] （捐獻） contribute money; donate 3 （失敗） l...
  • 碼 : Ⅰ名詞（表示數目的符號或用具） a sign or object indicating number; code Ⅱ量詞1 （指一件事或一類的...
  • 組 : Ⅰ名詞1 （由不多的人員組成的單位） group 2 （姓氏） a surname Ⅱ動詞（組織） organize; form Ⅲ量詞（...
  • 數據 : data; record; information
  1. The basic characteristics of the current data network are point - to - point, connectless, doing one ' s endeavor, no quality of service, etc. these characteristics do not meet the requirement of real - time services, therefore, the realization of voip need support of the some key technology. these technologies includes : speech sound coding and data compression, real - time transmission and control, mute compression and multicast, acoustic - echo cancellation and comfort noise generator, dynamic monitor and guarantee of quality of network service, as well as, the compatible of different network and different protocol with each other

    但現有的數據網路的基本特性：點對點的、無連接的、盡力而為的、沒有服務質量保證等特性並不適合與實時的業務要求，因此voip的實現需要一些關鍵技術的支持，這些技術包括：語音編碼和壓縮技術、實時傳輸和控制技術、組播技術、靜音壓縮和舒適噪聲生成技術、回聲消除技術、網路服務質量的動態監測和保證技術、以及不同的網路、不同的協議之間的互連互通等等。
  2. In additon, concepts of part library, code, geometric parts library, interlink, interchange, semioperation, part library management system etc. are explained in detail and technologies of component, j2ee, ejb, ug redevelopment etc. are introduced

    這過程中，文章對零件庫、分類碼、幾何圖形庫、數據傳輸介面、互聯、互換、半互操作、零件庫管理系統等概念進行了詳細的解釋和說明，對組件、 j2ee 、 ejb 、 ug二次開發等技術進行了簡單的闡述和介紹。
  3. Firstly, by calling open client api, data transmission among simulation members was simply achieved. then, the api which suits for radar simuation system is developed based on open client api. on the base of the work, the data - layer interface which includes interface class, data - interface description file and code generation is developed

    先是簡單地調用openclient介面函數實現模擬子系統與數據庫的數據傳輸，接著在openclient介面函數基礎上開發出適合於雷達模擬的數據傳輸統一介面函數，然後對數據層次生成方式進行改進，開發出由介面類、數據介面描述文件和代碼生成器組成的數據層次介面。
  4. The proposed md mesh - based motion coding methodis then combined with the pairwise correlating transform, and acomplete md video coding scheme is proposed. further measures are takento reduce the mismatch between the encoder and decoder that occurs whenonly one description is received and the decoder reconstruction isdifferent from the encoder. the performance of the proposed scheme isevaluated using computer simulations, and the results show, compared toreibman s md transform coding mdtc method, the proposed schemeachieves better redundancy rate distortion performance

    數據重傳必然會引起延遲，因而在需要很短延遲的應用中是行不通的，如雙向無線通信同時在以廣播方式進行數據傳輸時也是行不通的當有大量突發錯誤時，糾錯碼如分組糾錯碼block code及卷積碼convolutional code無法在不產生額外延遲及需要額外運算的前提下對數據提供足夠的保護而錯誤掩蔽的性能則受接收到數據與丟失數據之間的殘留相關性大小的影響。
  5. Enterprise information system framework provides a series of reusable groupware, such as persistence layer which introduces dynamic value object 、 value list hander and command pattern, it encapsulates the detail of accessing database and affords the interface of different persistence layer framework ; basing on asynchronous javascript and xml ( ajax for short ), we develops the client validity check engine 、 dynamic cascading menu and common 、 dynamic tree structure groupware, as well as a set of tag library which include query 、 pagination 、 cache an so on. they reduce the code redundancy and predigests the development of interface layer enormously ; the security subsystem which is based on secure socket layer ( ssl for short ) and role - based access control ( rbac for short ) ensures the data security transmission and privilege control. furthermore, the model of enterprise application integration ( eai for short ) which based on web services, it supply some helpful explore for the sake of system integration and data communion for the future

    企業信息系統框架提供了一系列可復用組件，例如採用動態vo 、值列表處理器以及命令模式的持久層組件，封裝了數據庫訪問細節，並為不同的持久層框架提供調用介面;基於ajax （ asynchronousjavascriptandxml ）技術的客戶端校驗引擎、動態級聯菜單以及通用動態樹型結構組件，一系列查詢、分頁、緩存等標簽庫則減少了表示層的代碼冗餘，簡化了表示層開發;基於ssl登錄以及基於角色的訪問控制的安全子系統則初步實現了數據安全傳輸和權限控制;此外基於web服務的企業應用集成模型為今後系統集成、數據共享提供了有益探索。
  6. In this thesis, the principle of polarized light wave transmit in optical fiber is researched, i. e. principle of ternary optical fiber communication is researched. based on the researches, the construction of ternary codes optical end machine and 3b2t optical end machine used in two - state fiber net are designed. the construction and component of circuits in 3b2t optical ( called sign converter circuit - scc ) are designed particularly, including : the clock synchronization module, the data synchronizing, code converting module, frame managing module and error exam and managing module

    本文研究了線偏光波動理論以及在光纖中的傳輸原理，研究了三值光通信系統原理和器件原理；在此基礎上，設計了三值光端機和在現有兩值光纖網中實現三值光通信的3b2t三值光端機的組成結構，詳細設計了3b2t三值光端機的電路組成部分（稱為電信號變換電路scc ） ，包括：時鐘同步模塊、數據同步模塊、碼元變換模塊、幀處理模塊及差錯檢測和處理模塊；而且在三值光纖通信基礎上，提出了四值光通信的原理和偏分復用的實用化方法。
  7. Space time coding was proposed by combining transmit diversity and coding technology to improve the system performance, such as error bit rate, data rate, and system capacity. in particular, space - time block coding ( stbc ) schemes, proposed originally by alamouti were adopted by the 3g standardization committees as one key technique in 3g wireless systems

    將發送分集與編碼調制技術相結合，進一步產生了空時編碼技術，由於空時編碼技術具有優異的抗衰落性能，並且能通過發送分集和接收分集提供高速率、高質量的數據傳輸，因此它已經成為第三代移動通信技術的重要組成部分，並將繼續在下一代移動通信技術的發展中發揮重要作用。
  8. There are two research works is involved in this thesis. first, an algorithm of data reconstruction in videos and images is proposed. base on this reconstruction technology, we developed the precept of layer coding in sender, the structure of data stream and the precept of post processing in receiver with analyzing the scheme of real time transmission of video in network

    本文的研究工作包括兩個方面：首先提出了一種視頻與圖像中數據丟失的重建演算法，以此為基礎對基於網路的實時視頻傳輸方案進行了研究，提出了信源端分層編碼方案、數據流組織方案以及接收端後向處理方案。
  9. Firstly, we discuss the general concepts of computer security and cryptology and describe the mostly used modem encryption methods and public key technologies including other typical algorithms. secondly, we put up a new combined security algorithm applied in the data transmission at network system on the base of introducing permutation code encryption ( a new type of block cipher ), and design the transmission system

    本文首先討論了數據加密技術中主要的數據加密方法，詳細討論了傳統密碼加密方法和公開密鑰加密方法及其他典型加密方法，並介紹了一種新型的分組密碼演算法?排列碼加密演算法，進而提出了一種應用於網路數據傳輸中的安全演算法。
  10. Rtf provides end - to - end network transport functions suitable for applications transmitting real - time data, such as audio, video or simulation data, over multicast or unicast network services. rtcp monitors the data delivery in a manner scalable to large multicast networks, and to provide minimal control and identification functionality. h. 323 and sip use the real - time transport protocol to transmit real - time data. at the end of this section, we provide the guidelines for writting of rtf payload format specifications

    這兩個協議的內容是非常重要的，實現原理都是採用組播方式，我們在互連網上傳輸視頻音頻將使用這兩個協議，而對于更高層次的協議框架h 323 ， sip ，在其底層傳輸視頻音頻通常也是採用rtp rtcp協議。 rtp靈活地支持對眾多視音頻編解碼的負載格式，這一部分的最後給出了就如何將視頻音頻數據進行rtp包封裝的一般原則。
  11. It emphatically describes address decoding circuit and controling circuit of fpga in hardware, and describes dma transmission mode and disposing of the interrupt in driver, and describes how to get data from wav file, and how to organize data before transmition, and how to chose appropriate quantity of data transmition every time in application

    著重闡述了硬體設計中fpga內部重要的譯碼及控制電路設計，驅動程序中dma （ directmemoryaccess ）的傳輸及中斷處理，應用程序中對于兩個聲音文件數據的正確獲取、組合及分割等問題。
  12. Abstract : some problems about overall design of a small unmanned air vehicle telemetry system are presented in this paper. the construction and fundamental principle of the telemetry system is simply introduced. according to the telemetry task requirement, the key problems which should be solved at first are demonstrated mainly by system " s capacity design and channel design. the needed data transmission rate is carefully calculated with the telemetry parameter table provided by user and on this basis the frame structure is decided. the bit error rate in factual telemetry channel is grossly estimated in theory and a channel encoding scheme is provided to improve data transmission quality to meet with the requirement for extremely low bit error rate

    文摘:論述了某型號無人機遙測系統中的容量和通道設計問題.文中對該遙測系統的組成和原理進行了介紹.結合具體的遙測任務需求，在容量設計中確定了數據傳輸率和使用的幀格式，在通道設計中，通過計算實際通道中的誤碼率，提出了相應的通道編碼方案以確保數據傳輸的低誤碼率要求
  13. Rapid development of data business, growing of packet network technology, and increasing of communication channel capacity, etc, bring this problem the answer : the next generation network will be base on the ip, and it will be to consist of network architecture which are diverse, synthetic and open such as speech sound, data, multimedia etc. the principle of voip ( voice over internet protocol ) is not complicated : at the sending end, sample the analogue speech sound signal, code and compress, then package and transmit it over the packet network

    數據業務的快速發展、分組網路技術的成熟、數據網路通信通道容量的不斷增加等給這個問題提供了答案：下一代網路將是基於ip的，下一代網路將是可以提供包括語音、數據和多媒體等各種業務的、綜合的、開放的網路構架，而voip正是這個答案的具體體現。實現voip的原理並不復雜：將模擬的語音信號采樣、編碼並進行壓縮，封裝在數據網路的分組中進行傳輸，在接收端對數據進行解碼、數模轉換恢復成模擬信號即可。
  14. Harq, amc and multi - code in hsdpa have replaced the osvf and power control technology in release99 protocol. in a short time, the ues who are near to nodeb can be allowed to transfer more data with some higher modulation method. it increases the throughput of certain ues, as well as the throughput of a cell

    Hsdpa採用harq 、 amc 、多碼傳輸等技術替代release99中物理通道使用的變擴頻因子（ osvf ）和功率控制技術，使靠近nodeb的用戶在短期內可以得到更多傳輸數據量和更高階的編碼調制組合，提高用戶吞吐量，使系統從短期的變化中受益。
  15. On the foundation of these technologies the structural model of the system has been given finally and been realized through c + + language. the characteristic of this system is to transmit video data through ip group broadcast technical, combining present newest sound video general code and adopting rtp / rtcp on udp ; at the same time, client end carries out medium decoding and playbacks with newest directshow technology. besides, this paper studies and designs the user bandwidth detection feedback control algorithm video coding adaptability control algorithm and network pack algorithm

    該系統的特點是結合目前最新的音視頻對象的通用編碼mpeg - 4 ，採用在udp協議之上的rtp rtcp ，通過ip組播技術來傳輸視頻數據；同時客戶端採用最新的directshow技術進行媒體解碼和回放；研究並設計了用戶帶寬檢測的反饋控制演算法，視頻編碼適應性控制演算法和網路打包演算法。
  16. In next mobile communication system to suffice more and more high - speed data service and demand of qos ( quality of service ) many new wireless link layer transport technologies are going to be used such as mimo ( multiple input multiple output ), ofdm ( orthogonal frequency division multiplexing ), channel coding and acm ( adaptive coding modulation ) etc. low density parity check ( ldpc ) codes were first discovered in 1960 ’ s which belong to linear block codes with their parity matrix being sparse

    下一代移動通信系統為了滿足移動用戶對高速、寬帶數據傳輸業務不斷增長和更高服務質量的要求，採用了許多新的無線鏈路傳輸技術，包括多天線發射和接收技術、正交頻分復用技術、通道糾錯編碼技術和自適應編碼調制技術等。上世紀60年代提出的低密度校驗碼，是一種校驗矩陣為稀疏矩陣的線性分組碼。
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