數字復用設備 的英文怎麼說
中文拼音 [shǔzìfùyòngshèbèi]
數字復用設備
英文
dme digital multiplex equipment- 數 : 數副詞(屢次) frequently; repeatedly
- 字 : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
- 復 : Ⅰ形容詞1 (重復) repeated; double; duplicate 2 (繁復) complex; compound Ⅱ動詞1 (轉過去或轉過...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 設 : Ⅰ動詞1 (設立; 布置) set up; establish; found 2 (籌劃) work out : 設計陷害 plot a frame up; fr...
- 備 : Ⅰ動詞1 (具備; 具有) have; be equipped with 2 (準備) prepare; provide with; get ready 3 (防備...
- 數字 : 1. (表示數目的文字; 表示數目的符號) figure; digit; numeral; character; numeric character 2. (數量) quantity; amount
- 設備 : equipment; device; facility; implementor; apparatus; installation; appointment; furnishing; setou...
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The figure of the part ' s original shape depend on digital equinpent mostly. digital equiment is divided into two big types, contac ttype and uncontact tyope. the contact type decelop with the optical and electonic element applied widely. uncontact measurement is rapid. the measured part is not scared, but it requirethat the measured part ' s surface can glisten. cmm is typical delegate of contact measurementcomparing to uncontact measurement, cmm is slow, but it has upper measurement precision. in range of required figure precision, it will affact the selective way of moddfile cuver
由於其測量過程是利用光學方法進行的,從而對被測物體的表面提出了一定的要求,表面反光或全黑的物體都不適合於光學方法進行測量,或者說當遇到這樣的被測物體時需要更復雜的光學技術來保證測量的順利進行。坐標測量機( coordinatemeasuringmachine , cmm )是接觸式數字化設備的典型代表。和非接觸測量方法相比, cmm雖然在數字化速度上比較低,但是它具有較高的測量精度。The multiplexer which is used to multiplex and demultiplex the digital tone and low speed data in a channel is the key transitting e - quipment in the electric power transitting system
實現數字話音和低速遠動數據二者在一條通信通道上的多路復用和解復用器,是電力通信傳輸系統中的一項關鍵設備。Now we can transmit data, voice, and fax in communication lines whose bandwidths from 9. 6kb / s to 256kb / s through the voice / data multiplexing system. this method is good for improving bandwidth utilization and used widely in telecommunication, finance and military
語音擻據復接設備可以實現在一條帶寬為9 . 6kb s 256kb s的用戶數字線路上實時傳輸數據、壓縮語音傳真的綜合業務,是利用帶寬的有效手段,在電力、電信、金融和軍事領域應用日益廣泛。In the whole system, the digital tv ( dtv ) front - end is an important part in the tv digitalization, and many key digital equipments and technology are introduced in it, like digital satellite receivers 、 mpeg - 2 digital encoders 、 ts multiplexers 、 digital modulators
在整個數字電視網路系統中,數字電視前端是電視數字化的重要環節之一,它包括了許多關鍵性的數字設備和技術,例如數字衛星接收機、 mpeg - 2數字編碼器、傳輸流復用器、數字調制器等。Guilin new mingke communication equipment company qpsk modulator, mpeg - 2 encoder and multiplexer. digital microwave equipment
桂林新明科通信設備有限公司- qpsk調制器mpeg - 2編碼器復用器數字微波設備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。Performance and test methods of the thirdorder digitalltiplex equipment operating at 3468 kbit sand using poive justification
34368 kbit s正碼速調整三次群數字復用設備技術要求和測試方法Performance and test methods of the second order digital multiplex equipment operating at 8448 kbit s and using positive justification
8448 kbit s正碼速調整二次群數字復用設備技術要求和測試方法Performance and test methods of the fourth order digital multiplex equimpent operating at 139264 kbit s and using positive justification
139264 kbit s正碼速調整四次群數字復用設備技術要求和測試方法This article, according to the common digital keyboard on the mobile communication equipment, make essential research for windows ce - embedded operation system in chinese character input technology and realize with digital keyboard. using tree - like structure that has the space complexity o ( n ) and the time complexity of o ( n ) when searching to store chinese information. chinese input method applying this kind of store technique in chinese table has the quality of high input speed and low memory space
本文就根據移動通信設備上常見的數字鍵盤,為windowsce嵌入式操作系統在漢字的數字鍵盤輸入技術及其實現方面作了必要的研究;並使用了一種在查找時空間復雜度為o ( n ) 、時間復雜度為o ( n )的樹形結構來存儲中文信息,使用這種存儲技術作為碼表內存存放方式的漢字輸入法具有輸入速度快、佔用空間少的優點。Today, as the development of informationization of " digital fujian " and broadband network construction, how to set up an information sharing platform to offer hospitals to share information and store equipment using the performance of wide - band network, is very important
在「數字福建」信息化和寬帶網建設的今天,如何利用寬帶網路的高速傳輸性能,建立起一個能夠提供多個醫院之間信息和存儲設備共享的信息共享平臺,對避免醫院重復建設或加快醫院信息化建設,無疑具有重要意義。Digital multiplex equipment
數字復用設備Specifications for synchronous digital hierarchy multiplex equipment
同步數字體系sdh復用設備技術要求When the run - time scenario is more complex, such as when the sql mobile database file resides in a device location other than the executing directory, or the connection string is varied in some other way, such as a password, then the overloaded constructor can be used
當運行時方案更加復雜時,如當sql mobile數據庫文件駐留在一個不是執行目錄的設備位置時,或連接字元串以其他某種方式變化(如密碼)時,則可以使用重載構造函數。This thesis mainly describes a tesing and consoling kit based on ni " s special virtual instrument software development kit - labwindows / cvi, aming at traditional testing device " s limitation such as high cost of hardware, complexity of construct, singleness of function etc. the tesing and consoling kit can condition the signal intermixed with interfere noise and deal with the collected datum through common signal conditioning ( amplification, isolation multiplex filtering ) -, software calibration digital filtering etc to analyse signal in time and frequency domain
本文針對傳統測量設備硬體成本高、構造復雜、重用性差、功能單一等方面的問題,著重探討了利用ni的labwindows cvi這一虛擬儀器開發軟體構建的測控平臺,通過通用信號調理(如放大、隔離、多路轉換、模擬濾波等) 、軟體校正、數字濾波等方法對混雜有干擾的信號進行調理及採集后的數據進行處理,然後進行時域或頻域的分析。The focus is about the char device driver design used in the dvb receiving card and the drive development process in user space ; analyzing the dvb receiving system working principle and process under linux and providing a method to load the linux dvb receive card device drive into the linux kernel ; analyzing and implementing the firmware design of saa7146 chipset working with linux kernel and working characteristic in vrious working mode ; analyzing and implementing the frontend drive programing of the digital tv receive system ; realized the qam demodulation and the mpeg stream filter, so that the output stream can be used to playing on pc better. and this article designs an event management mechanism based on the mhp, which improve the linux dvb software system
重點研究了數字電視接收卡的字元設備驅動問題,闡述了用戶空間開發驅動程序的過程;分析了linux下數字電視接收系統的工作原理和驅動程序開發過程,給出了linuxdvbapi接收卡設備驅動程序加載到linux內核中的方法;研究實現了saa7146晶元配合linux內核共同工作的固件設計和不同工作模式下的工作特性;研究實現了dvb接收系統中前端驅動程序的編寫;設計實現了qam解調和mpeg流解復用,使輸出傳輸流較好地用於pc播放;同時,本文所設計的一種符合mhp規范的中間件事件管理機制,優化了linuxdvb軟體系統。Laser and photoelectric technology, digital image processing technology and exact measurement and control technology were used in the system. wheel set parameters could be measured by non - contacted and automatic way. the accuracy, stability and reliability of the system can meet the demand of wheel sets maintainingt
該系統是綜合激光與光電技術、數字圖像處理技術、精密測控技術於一體的自動化設備,能非接觸自動測量輪對綜合參數,檢測精度較高、重復性好、維護量小,工作穩定可靠,現場使用達到段修使用要求的技術指標。On physical layer, it consists of a variety of ne ( network elements ) with different functions connected by optical fibre cables. compared with pdh, sdh is more widely used in fibre optical communication system these days. the reasons of the wide applicability of sdh are : first, it provides worldwide standards for electrical interface and optical interface, which can promote multi - vendor interoperability ; second, it has the feature of synchronous multiplexing and flexible mapping mechanism, so it can use stm - 1 signal to bundle atm cells, fddi signals as well as pdh signals
Sdh之所以具有強大的生命力和廣泛的適應性,主要有兩個原因:提供統一標準的光介面和電介面,使不同廠家設備實現橫向兼容;採用同步復用方式和靈活的映射結構,以基本傳輸模塊stm - 1為橋梁,與原有的pdh信號實現縱向的前向兼容,與atm 、 fddi等數字體制實現後向兼容。Performance and test methods of the integrated multiplex equipment using in the digital channel
在數字通道上使用的綜合復用設備進網技術要求及監測方法Future mobile communication will be wide - band multimedia communication. the adoptive technologies include wideband cdma, software radio, intelligent antennas, ofdm ( orthogonal frequency division multiplexing ) and digital processing device. ofdm and software radio are both the charming technology for future mobile communication
移動通信的發展趨勢是寬帶多媒體通信,所採用的技術包括寬帶cdma 、軟體無線電( softwareradio ) 、智能天線( intelligentantennas ) 、正交頻分復用( ofdm )和數字處理設備。分享友人