數字傳真 的英文怎麼說
中文拼音 [shǔzìzhuànzhēn]
數字傳真
英文
digital-fax- 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 ...
- 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)...
- 真 : Ⅰ形容詞(真實) true; genuine; real Ⅱ副詞1 (的確; 實在) really; truly; indeed 2 (清楚確實) cl...
- 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
- 傳真 : 1 (寫真 指畫家描繪人物的形狀) portraiture2 [訊] (利用電信號傳輸以傳送文字、文件、圖表等的通訊...
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Research on distortionless transmission of digital baseband signal of mine monitoring system
礦用監控系統數字基帶信號無失真傳輸的研究Arithmetic figure that new dvd that conduct and actions world the adoption arithmetic figure of the first style see the port dvi port to broadcast, three stars the dvd - hd938 to can output to have not yet the compression to see the signal, but have no to need to pass by few molds the conversion process, from but avoided the loss of the painting quality with lose true, deliver the real arithmetic figure signal to television the dvi port is a high take the ieee1394 port breadth port, its deliver the speed to attain 5 gbps, is more than ten times to deliver the speed. at the same time, need not proceeding of port of adoption dvi few mold conversion, can avoid to convert what process result in to lose true, from but real realizes the arithmetic figure deliver
作為世界第一款採用數字視頻埠dvi埠的新型dvd播放器,三星dvd - hd938能夠輸出未經壓縮的數字視頻信號,而無需經過數模轉換過程,從而避免了畫質的損失和失真,向電視傳輸真正的數字信號dvi埠是一種高帶寬的埠,其傳輸速度達到5gbps ,是ieee1394埠傳輸速度的十幾倍。同時,採用dvi埠不用進行數模轉換,可以避免轉化過程造成的失真,從而真正實現了數字傳輸。The basic technologic scheme on microwave transmission, currently maturate and advanced microwave transfer technology and equipment, efficiency slot gap antenna, character quality filter, mixer, exact crystalloid concussion apparatus, power backspacing technology, pre - distortion adjustment. furthermore, the technologic schemes practicing using multilevel microwave transfer technology in some areas such as lengshuijiang is introduced in the paper
採用了當前比較成熟、先進的微波傳輸技術和設備,如高效的縫隙天線、高品質濾波器、混合器、高精密的晶體震蕩器、功率回退技術、預失真校正技術,結合工程實際,設計了湖南電廣網路33家合資公司的mmds無線微波數字電視覆蓋的基本技術方案,和個別地區(冷水江市數字微波工程)的多級微波傳輸的具體技術方案。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。And pays emphasis on analyzing the system structure and system flow, the core techniques, the channel characteristic and parameters of dvb - t system. the system adopts some core techniques such as cofdm, a lot of tps ( transmission parameter signalling ) insert and guard interval, and so on. so it can withstand high - level ( up to odb ), long delay static and dynamic multipath distortion
論文首先描述了數字電視地面廣播的需求條件,技術難點和目前存在的問題,並重點分析了dvb - t系統結構流程,核心技術及系統通道特性和參數,該系統採用了cofdm (編碼正交頻分多路復用) ,大量導頻信號插入和保護間隔技術等核心技術,使之能抵抗高電平( 0db ) ,長延時的靜態和動態多徑失真,有利於數字和模擬電視的混合傳輸,它的多載波調制模式功能和性能在移動和便攜接收、同頻網等方面具有獨特的優勢。To avoid excessive transmission distortion, the bandwidth between transmitter and receiver must be at least twice that with digital carrier modulation
為避免過量的傳輸失真,發射機與接收機之間的帶寬至少要兩倍于數字載波調制的帶寬For those who have donated over 300, please fax your deposit slip to 83445172 please leave your name and your red mission membership card number
,請把入數紙傳真至8344 5172請寫上會員證號碼及捐款者名字People can get almost information through the internet. this gives rise to serious problems including wide spread copyright violation, illegal copying, easy forging etc. these problems are rooted from the intrinsic features of the digitally formatted information : ( 1 ) making copies is easy and inexpensive ; ( 2 ) each copy is exactly identical to the original ; and ( 3 ) distribution of the copies ( e. g. via network or floppy ) is easy and fast
多媒體數據的數字化為多媒體信息的存取提供了極大的方便,同時也極大地提高了信息表達的效率和準確性,如數字信號很容易進行編輯,可以方便、便宜、無失真地被復制,數字聲音、文本、圖像和視頻易於通過電子的(網路)或物理的( cd - rom )系統低價高效地迅速傳輸和分配等。In an age of stale uninspiring music, without digital music storage or laser lights, a band called " the eagles " with their straightforward rhythm and sincere emotion used the simplest style to deliver their music
在那個音樂飄搖的年代,沒有數字元素和鐳射光效,一支名為「老鷹」的合唱團,憑借著率性的節奏與真實的感性,用最簡單的方式傳遞著音樂。Each channel has independent synchronization and two powerful digital signal processing chips. one chip performs all the synchronization and sampling computations, while the other does the fast fourier transform of current and voltage signals sampled with 18 bit resolution. both current and voltage have separate but fully synchronized a d waveform capture sections
就信號分析能力而言, 2503ah系列的最大特點是速度和精度,各通道均獨立同步及擁有兩片數字信號處理器晶元,當一晶元執行全部同步與取樣運算時,另一晶元則為已取樣的電流與電壓信號以真實18位解析度進行速傳立葉變換,電流與電壓具分離但完全同步的a d波形捕捉部份Firstly bidirectional remote digital data was transferred on the public switched telephone network ( pstn ) using its fax mode in the remote diagnostic system, and then the hardware of client terminal device and server device, the control software and diagnostic software of service center were designed
提出了使用公用電話網將終端車輛與服務中心相連接,運用傳真通訊模式實現數字信號雙向傳輸,並設計開發了由用戶終端數據處理裝置和服務器端數據處理裝置組成的硬體系統,以及相應的控制軟體和服務中心診斷軟體。Terminal equipment. facsimile group 4, class 1 equipment on the integrated services digital network. terminal testing
終端設備.集成服務數字網傳真組4的1類設備.終端測試4. bring forward a now zero - watermark technology and scheme in the dwt domain. this paper changes the traditional and common scheme that embeds watermark into original image and brings forward a new zero - watermark technology. this method starts from the motive of watermark to solves the image authenticate problem without embedding any data into image. it not
4 .在小波域內提出了一種新的零水印技術及其解決方案本文突破了傳統的「向原始圖像中嵌入水印」的常規解決方案,創造性提出了一種新的零水印技術,該方法從數字水印的根本目的出發,不通過向圖像中嵌入任何數據而解決圖像的版權認證問題,不但使圖像無任何失真,而且水印的魯棒性好,此外該方法還可實現數據隱藏功能,是一種非常新穎的、前景看好的數字水印技術。The application of the digital video recording technology changes the treatment for the video signal from the traditional simulation to the digital. it is the great innovation in the surveillance fields that providing the well computer platform for system integration and non - human monitoring trend
數字錄像技術在監控系統中的應用,將傳統對視頻信號模擬處理方式改變為數字處理方式,是監控領域中的重大革新,並為系統集成提供良好的計算機平臺,真正達到監控的無人職守。At present, the television education is changing greatly due to the digitization, network, informationization, industrialization and the competition and environment in the media market, in which it can not really display the character and superiority of its own
當前傳播媒體市場激烈競爭,環境也發生了劇變,教育電視在數字化、網路化、信息化和產業化推動下,教育電視傳播也應真正體現自己的特徵,發揮出應有優勢。The iso / mpeg - audio layer iii digital audio compression scheme is the most powerful of the three audio compression algorithms standardized in iso / mpeg dis - 111 72. even at very low bit - rate of only 64kb / s, layer iii is one of the most excellent compression tools for applications such as real - time network radio and high fidelity music. this paper describes a study on algorithm simulation of mpeg / audio compression layer iii
Mpeg / audiolayer提供了iso / mpegdis - 11172標準的三個音頻壓縮方案中最強的壓縮能力,即使工作於64kbps ,仍能保證高品質的音響效果,是需要以低碼率傳送數字高保真音頻信號的應用領域的理想工具。It seemed to be a genuine meeting of minds, old and new the analogue organisers of the world ' s information handing it on to a digital successor responsible for organising 8 billion web pages according to random search requests
這似乎是新老觀念的一次真正匯合:模擬格式世界信息的管理者,將這些信息傳遞給他們的數字繼任,由其按照任意搜索請求對80億張網頁進行整理。To solve the problem of watermark encryption, a novel permutation operator is proposed, based on which the permutation scheme and the substitution scheme for watermark encryption are designed ; encryption algorithms in spatial domain and transform domain are proposed. the ciphered image can be jpeg compressed before it is transmitted, and low - distortion plain image can be obtained after decrypting the compressed encryption image
為解決水印信息加密問題,我們在第三章提出混沌有序化運算元方法,設計了水印信息加密的置亂模塊和替代模塊;還給出了空間域和變換域數字圖像加密演算法,密文圖像可以經過有損壓縮再傳輸,經過解密得到低失真的明文圖像。Ln sending port, video capture card of wlnnov company, videum vo is used to get real time still ilnages and save them to hard disk as bmp forl11at files. thel1, dsp is used to finish wavelet transformation and changed zero tree coding
發送端通過winnov公司的pci採集卡videumvo實時採集靜態圖像,以真彩色bmp文件格式保存到硬盤上,再由dsp進行小波變換,用零樹法壓縮編碼,並將壓縮后的數字化信號進行傳輸。Because sensors are analogue devices, the real casualty of this shift will be digital technology
由於傳感器屬于模擬裝置,這一轉變的真正受害者是數字技術。分享友人