標界通信 的英文怎麼說
中文拼音 [biāojiètōngxìn]
標界通信
英文
bracket communication-
In chapter 5 we discuss the design of ieee754 standard fpu ( floating point unit ). processor and uart ( universal asynchronous receiver transmitter ), these cores are used in this dissertation, fpu is used for floating point complex fft processor, uart is used for fft processor " s peripheral and our test platform. in chapter 6 we discuss the design for testability, including atpg, bist and jtag method, discuss the different verification and simulation strategy in soc scale facing to different modules, build up the test platform which is used to test high performance application specified digital signal processing processor. in chapter 7 we summarize the research results and creative points, and point out the further work need to do in the future
第五章提出了基於ieee754浮點標準的浮點運算處理器的設計和異步串列通信核的設一浙江大學博士學位論文計,提出了適合硬體實現的浮點乘除法、加減運算的結構,浮點運算處理器主要用於高速fft浮點處理功能,異步串列通信核主要用於pft處理器ip核的外圍擴展模塊以及本文所做的驗證測試平臺中的數據介面部分第六章提出了面向系統級晶元的可測試性設計包括了基於掃描測試atpg 、內建自測試bist 、邊界掃描測試jtag設計,在討論可測試性設計策略選擇的問題上,提出了針對不同模塊進行的分別測試策略,提出了層次化jtag測試方法和掃描總線法,提出了基於fpgaOn the inner system, by analyzing the strategic trends of patents standardization and the advanced countries " monopolizing position of the key technology in the high technological fields, for instance, electron 、 telecommunication 、 medicine manufacture etc., in accordance with the promises to 《 agreements on trade - related aspecds of intellectual property rights 》 and 《 ageement on technical barrier to trade 》 when china entered the wto, the writer points out our country ' s disadvantage. so it is practical for our country to play the role of " world factory ". through mastering and using the foreign countries " key technology, we can develop our own patents
在外在制度上,通過對國際專利技術標準化戰略動向(專利技術? ?技術標準? ?技術許可的企業生存戰略)和國外發達國家在當今高科技領域如電子、通信、醫藥製造等壟斷核心技術的地位的分析,結合中國在加入世界貿易組織時在《與貿易有關的知識產權協定》和《貿易技術壁壘協定》方面的承諾,認識到中國的被動地位,因此,中國應把自己的角色定位在「世界大工廠」上,通過技術許可掌握和使用國外的核心技術,並在此基礎上發展自己的自主專利知識產權,化被動為主動。Plc, robot and cad / cam are called the three major pillars in the modem factory automation. plc, as the head of the three, has become the leading basic automatic equipment in the field of the industry control in the early 1980s " but as a matter of fact, plc being with the lack of friendly man machine interface, rnakes no close relationship between human and machineometimes it even can not be promoted and applied in some fields aiming at the situation mat those imported products are too expensive while domestic products are of rare famous brands, a plc man - machine interface - plc monitor is developedthis paper systemically introduces the developing procedure for the whole system, including how to design hardware and software system. especially emphasizing plc communication protocol. real time message accessing, lcd controller instruction set, definition of data construction for message & tag screens and how to display thern, assignment of internal resource of cpuealization in software among plc & manitor, file format defining a nd download of user data, etcplc monitor will compensate some weakpoints of plc, and extend the application rangeimultanneously enhance the performance of plc and increase the attached value of mechanical machines, undoubtedly it will see hight market prospect
針對人機界面進口產品的高昂價格和國產品牌稀少的這一現狀,研製開發了一種plc人機界面? plc監控器。本文系統地介紹了整個系統的開發過程,包括硬體系統、軟體系統的設計及實現,重點介紹了plc通信協議,監控器的基本工作原理以及期望實現的功能,監控器電源電路、 sram存儲器掉電保護電路、 cpu監控器電路、按鍵輸入電路的設計及按鍵狀態的讀入,時鐘信息的設定與讀取, cpu液晶顯示器指令系統,信息畫面及標簽數據結構的定義及顯示方法, cpu內部資源的分配,監控器與plc通信的軟體實現,文件格式的定義以及畫面數據的下載等。 plc監控器彌補了plc一些方面的不足,可以擴大plc的應用范圍,提升機械設備的檔次,增加設備的附加價值,具有一定的市場前景。However, concerning communication transmission technology, the communication circle and academic circle have heated debates and have not reached any uniform norms or standards
但是,作為在運輸中起神經和網路作用的通信技術,在通信業界和學術界爭論比較激烈,目前也沒有統一的規范和標準。( 3 ) study deeply the structure of fat 16 file system and the characteristic of flash disk, and develop the file management software of flash disk to manage nc files effectively according to the management idea of fat 16 file system. ( 4 ) research the module and protocol of reliable communication in serial network, which are composed of arm main control board, dsp motion control board, keyboard board, i / o control board and encoder signal collection board, and then develop communication software of the serial network. ( 5 ) study the principle of displaying char in lcd and the method of embedding font library into operating system, and research deeply the method of embedding chinese font library into os in the light of the characteristic of chinese
本論文的主要研究內容如下: ( 1 )研究uc os -實時嵌入式操作系統在硬體平臺上的移植及其佔先式內核的任務調度原理,合理分割銑床控制系統的管理任務,根據任務的要求賦予不同的優先級和調度時間,保證任務的執行效率和實時性; ( 2 )開發底層設備驅動程序和應用程序介面( api )函數,以便於進行系統應用軟體的開發; ( 3 )深入研究fat16文件系統的結構和固態盤的硬體特性,參照fat16文件系統的管理思路,開發固態盤文件管理軟體以有效管理nc代碼文件; ( 4 )深入研究由arm主控板、鍵盤板、 i o控制板、編碼器信號採集板等裝置組成的串口通訊網路可靠通信的模型及其通訊協議,開發串口通訊網路通信軟體; ( 5 )研究字元的顯示原理和在操作系統中嵌入字庫的方法,在此基礎上結合漢字的特性深入研究中文字庫的嵌入方法,開發中文字庫嵌入軟體,滿足開發操作界面的信息要求; ( 6 )深入研究三維圖形坐標變換的原理,開發實用的三維加工軌跡顯示軟體,便於操作者對零件的加工過程進行監控和診斷。With function module design method, the system interface design is completed ; by application of network function, the data is communicated to main - computer in order to retroactively supervisor product quality and to monitor local manufacture. through inspection of response of plc, the problems of dada efficacy and malfunction alarm in icc - plc communication are solved ; with adding symbol - bit, the exact conversion of receiving and sending data is realized
通過採用功能模塊設計的方法,完成系統界面設計;運用網路功能,將現場的有用數據上傳到信息中心的主計算機,以便產品質量的追溯管理,同時通過信息中心的主計算機也可以實時掌握生產現場的情況,實現輻照小車運行的動態監視,從而實現生產的自動化管理;通過檢測plc的應答信息,解決工控機與plc之間通信的數據效驗和故障報警難點;通過採取加標志位的辦法,實現數據收發的準確轉換。To that end, the group must accelerate its pace of growth and make continued efforts to transform itself to a service - oriented enterprise in all senses. the corporate goal of the group is to build itself into a first - rate telecom carrier with international competitiveness and to equip beijing with state - of - the - art communications infrastructure in five years
北京電信的企業目標是:用五年左右的時間,把北京電信建設成為實力雄厚的真正具有國際競爭力的世界一流通信運營企業,使首都北京的通信達到國際大都市同期的水平。Eastcom has set a grand goal in the new century, it will set up a world - class research, development and production base of telecom products with a scale to gain a business income of 40 billion rmb in 2005
東方通信在新的世紀提出了宏偉目標,將建立世界級通信產品研發和生產基地, 2005年達到100億元的業務收入規模。In 2001, the eu information society technologies advisory group proposed the concept of ambient intelligence ( ami in abbreviation ) and defined it as “ the convergence of ubiquitous computing, ubiquitous communication, and interfaces adapting to the user ”. the objective of ami is to broaden the interaction between human beings and digital information technology through the usage of ubiquitous computing devices
按照定義,環繞智能是無處不在的計算,無處不在的通信與用戶適用界面的融合,目標是設計、實現下一代的、智能化、個性化、以及互聯的系統與服務,提供人、機器與整個環繞環境的新型交互方式,從而極大方便人們的日常生活,改善生活質量,為將來實現高度信息化的社會打下基礎。If the same version of user s attribute list is used from different communication sessions and across machine boundaries, the target resource manager caches only one copy of that version for its reference
如果在不同的通信會話中(以及在機器邊界之外)使用的是用戶屬性列表的相同版本,那麼目標管理器只會為這個版本緩存一個拷貝備以後引用。The standard is designed to give a new technical solution for a broad range of applications, such as very low bit rate conversational services and entertainment quality broadcast, interactive video - on - demand services etc. for the enhancement of the coding efficiencies, the new standard adopts new tools as following : multiple reference pictures, variable block - size with seven block sizes in motion prediction, quarter - pixel accuracy for motion vector, short word - length integer transform, context - adaptive entropy coding and loop filter deblocking
H . 264 / avc標準支持從低帶寬、高誤碼率的無線移動視頻通信到高帶寬、低誤碼率的有線視頻廣播等多種應用,因此,日益受到業界的關注。為了實現更高的編碼效率, h . 264 / avc標準採用了很多新的編碼技術,如多參考幀預測、多尺寸編碼塊模式、 1 / 4像素精度運動矢量、整數變換量化、基於內容的熵編碼、新型幀內預測、去除方塊效應的濾波器等。In the computer network world, tcp / ip protocols have been the defacto standard
在當今的網際網路絡世界中, tcp / ip協議簇是計算機通信的事實標準。As a worldwide industry standard for constructing distributed object software system, corba provide service named corba security to promise safety ^ stable communication between distributed objects
Corba技術作為分散式對象技術的業界標準,為了確保對象通信的安全性,提供有corba安全服務。The standard is designed to give a new technical solution to a broad range of applications, such as very low bit rate conversational services and entertainment quality broadcast, interactive video on demand services etc. so this standard obtains much attention from academic and industrial fields
H . 264標準支持從低帶寬、高誤碼率的無線移動視頻通信到高碼率、低延遲的視頻廣播及在線流媒體等多種應用,因此日益受到業界的關注。Global system for mobile ( gsm ) is the first cellular communication system to specify digital modulation and network architectures and services. the number of countries that use the gsm system is more than 179 today. there are more than 200 million gsm mobile phone users in china the late 2002
全球數字移動通信系統( gsm )是世界上第一個對數字調制、網路層結構和業務做出詳細規定的蜂窩通信系統,全世界有大約179個國家採用gsm標準建立了數字移動通信網路,我國從1995年開始建立gsm網路,發展至今已經擁有超過2億的用戶,成為全世界擁有gsm手機用戶最多的國家。Company possesses a number of domestic and international data communications and data communications expert professional skills in the world telecommunications industry development trends, forefront of product standards and has a profound understanding
公司擁有一批國內外數據通信專家和數據通信專業技術人才,對世界通信產業的發展趨勢標準及前沿產品有著深刻的了解。Hdtv ( high definition television ) technology integrates the most advanced image compression encoding technology and the digital communication technology, which is representative of the third generation television
高清晰度電視( hdtv )是當今世界上最先進的圖像壓縮編碼和數字通信技術的結合,是第三代電視的標志。Mpeg - 2 is an international standard about digital motion picture and audio signalizing for using in telecomunication, broadcasting, storage media and computer field established by iso / iec [ 1 ], [ 2 ]. hdtv ( high definition television ) technology integrates the most advanced image compression encoding technology and the digital communication technology, which is representative of the third generation television
Mpeg - 2作為數字視頻壓縮技術和國際通用標準,在視聽工業、多媒體通信、數字視頻廣播以及未來的信息高速公路等領域有著廣闊的前景。高清晰度電視( hdtv )是當今世界上最先進的圖像壓縮編碼和數字通信技術的結合,是第三代電視的標志。Cangzhou henghui optical communication equipment co., ltd was founded in 1996. it is a professional high - tech privately enterprise which pursue on researching, producing and selling about optical communication equipments. we own self - support import - export authority, by bringing in advanced producing checking equipments and adopting the advanced producing technics in the fields, and administering the quality standard of 6s iso9001 : 2000 strictly, our products achieve both excellent quality and the operation interface. the satisfaction of customers is our service aim, we keep improving for the excellent public praise. our professional products and service have wined the belaudings of customers
恆輝通信始建於1996年,是一家從事光電通信設備研發,生產銷售的專業性高科技民營企業,擁有自營進出口權。通過引進先進的生產和檢測設備及採用行業內領先的生產工藝,同時嚴格執行6s及iso9001 : 2000質量標準,我企業產品不僅達到了完美化品質,同時也實現了人性化操作界面。我單位始終以客戶滿意度為標準,以精益求精的態度不斷延續著產品的優秀口碑。Smart antenna adopts sdma, and in terms of the difference of transmission direction, it can distinguish signals of the same frequency and the same time interspace. smart antenna can enlarge cacacity greatly, and has become a key research topic of many countries nowdays. this dissertation makes a detailed introduction of smart antenna in the wireless communication system, mainly in the cdma system, and the influence of smart antenna on cdma system capacity is also analyzed. the dissertation is made up of six chapters : chapter 1 simply discusses the history of wireless communication and the three criteria of cdma, and introduces smart mobile communication technique
它可以成倍地擴展通信容量,已經成為當今世界各國的重點研究對象。本文對無線通信系統主要是cdma系統中的智能天線的技術特點做了詳盡介紹,對智能天線對cdma系統容量的影響做了細致分析。全文共分六章,安排如下:第一章簡述了無線通信的歷史和三種cdma標準,介紹了智能移動通信技術的一些內容。分享友人