The partition of software / hardware and the architecture design of hardware are completed in the system level design of line 在頂層設(shè)計(jì)完成了軟硬件劃分和硬件體系架構(gòu),根據(jù)硬件架構(gòu)進(jìn)行功能模塊的劃分并選用適當(dāng)?shù)膇p 。
Systemc is a system level design language which can be used efficiently in hardware / software co - design and co - simulation . it extends the abilities to describe hardware systems in the basis of c + + language Systemc是一種適合于進(jìn)行硬軟件協(xié)同設(shè)計(jì)和模擬的語(yǔ)言,它在c + +語(yǔ)言的基礎(chǔ)上擴(kuò)充了硬件系統(tǒng)的描述功能。
5 the conception that top - down system level design and bottom - up building library are parallel operations is proposed for the first time , and the conception of parallel design flow is brought forward according to this 85 、提出了自上而下的系統(tǒng)設(shè)計(jì)與自下而上的建庫(kù)是并行操作的概念,并據(jù)此提出并行設(shè)計(jì)流程的概念。 。
3 the conception and methodology on orthogonalization of separation between ip mapping and platform mapping in system level design is proposed for the first time . and a new platform based on design flow is brought forward according to this conception 3 、提出了系統(tǒng)級(jí)設(shè)計(jì)中ip映射與平臺(tái)映射分離的正交設(shè)計(jì)概念和方法, 11合肥工業(yè)大學(xué)博士學(xué)位論文并據(jù)此提出了新的基于平臺(tái)的設(shè)計(jì)流程。
System level design . in this level , the thesis provides the system partition method , function design and method of design based on finite state machine . the key is the modification of available soft ip and realization of ad bus reuse technology 系統(tǒng)級(jí)設(shè)計(jì):論述了pci安全芯片的系統(tǒng)劃分、功能設(shè)計(jì)和基于有限狀態(tài)機(jī)的設(shè)計(jì)思想,重點(diǎn)是對(duì)已有ip的修改方法和ad總線(xiàn)再?gòu)?fù)用技術(shù)的實(shí)現(xiàn)。
The main work of this thesis includes : system level design and implementta - tion of an underwater multiple targets tracking ( umtt ) system , use of the embedded dgps receiver in buoy , migration of wireless communication system on ocean , and performance verification by experiments 本論文的主要工作包括水下多目標(biāo)跟蹤系統(tǒng)的總體設(shè)計(jì)研究與實(shí)現(xiàn),浮標(biāo)中嵌入式dgps接收機(jī)的使用和海上無(wú)線(xiàn)通信系統(tǒng)的搭建,最后通過(guò)實(shí)驗(yàn)驗(yàn)證系統(tǒng)的工作性能。
The test results indicate the sensor networks object tracking system is sensitive to the cost of sensors and synchronization of time windows , furthermore , it validates that embed system level design methodology based on ptolemy can direct wireless sensor networks system design correctly and feasibly 測(cè)試結(jié)果表明:無(wú)線(xiàn)傳感器網(wǎng)絡(luò)目標(biāo)定位系統(tǒng)對(duì)于無(wú)線(xiàn)傳感器節(jié)點(diǎn)的功耗及信息時(shí)間同步窗口具有敏感性,符合無(wú)線(xiàn)傳感器網(wǎng)絡(luò)目標(biāo)定位系統(tǒng)應(yīng)用特性,驗(yàn)證ptolemy嵌入式系統(tǒng)級(jí)設(shè)計(jì)方法學(xué)對(duì)于指導(dǎo)無(wú)線(xiàn)傳感器網(wǎng)絡(luò)系統(tǒng)設(shè)計(jì)的正確性和可行性。
The paper discusses the design and implementation of wireless sensor networks system based on system level design methodology , doing research about the embedded system level design methodology based on ptolemy ii , and using hierarchical heterogeneity design methodology based on ptolemy ii to guide the design of wireless sensor networks system 本文主要研究無(wú)線(xiàn)傳感器網(wǎng)絡(luò)系統(tǒng)在嵌入式系統(tǒng)建模仿真平臺(tái)ptolemyii下系統(tǒng)級(jí)建模設(shè)計(jì)與實(shí)現(xiàn)。研究ptolemyii嵌入式系統(tǒng)級(jí)設(shè)計(jì)方法學(xué),并遵循ptolemyii所采用的層次異構(gòu)的設(shè)計(jì)思想,指導(dǎo)并完成無(wú)線(xiàn)傳感器網(wǎng)絡(luò)系統(tǒng)模型的設(shè)計(jì)與實(shí)現(xiàn)。
The quadrilateral mesh and a special kind of linear basis function is selected on the rooftop so that the treatment of the attachment of the wire antenna to the surface patch is easier than other methods reported in literatures . using the proposed method , the analyses and prediction of electro - magnetic compatibility of the electrically small conducting structure are achieved , which provides a theoretical guidance in the system level design 在使用矩量法的過(guò)程中,山于在金屬物體表面運(yùn)用四邊形面元進(jìn)行剖分,并在面元上選擇了一種特殊的線(xiàn)性基函數(shù),園時(shí)在細(xì)天線(xiàn)和面元的連接處使用了改進(jìn)了的方法,使得在處理細(xì)天線(xiàn)與面元電流相連接的部分較之以往文獻(xiàn)提到的方法更為簡(jiǎn)單。
Currently , a new design methodology - system level design methodology is introduced into the wireless sensor network system modeling and simulation methodology , system level design methodologies look upon wireless sensor networks system as a complete system , with an embedded systems perspective to divide wireless sensor networks system into some modules which have independent system behavior and uniformly modeling , covering the traditional shortcomings of single modeling for wireless sensor networks system . therefore , it is significant to study the sensor networks system system - level design methodology , which will lay solid basis of heterogeneous environment system theory research 近來(lái),一種新的設(shè)計(jì)方法學(xué)-系統(tǒng)級(jí)設(shè)計(jì)方法學(xué)被引入無(wú)線(xiàn)傳感器網(wǎng)絡(luò)的建模仿真方法學(xué)中,系統(tǒng)級(jí)設(shè)計(jì)方法學(xué)將無(wú)線(xiàn)傳感器網(wǎng)絡(luò)看作一個(gè)完整的系統(tǒng),以嵌入式系統(tǒng)的觀(guān)點(diǎn)將無(wú)線(xiàn)傳感器網(wǎng)絡(luò)系統(tǒng)分成各個(gè)系統(tǒng)行為獨(dú)立的模塊進(jìn)行統(tǒng)一建模,彌補(bǔ)了傳統(tǒng)無(wú)線(xiàn)傳感器網(wǎng)絡(luò)系統(tǒng)單一建模的缺點(diǎn),因此研究無(wú)線(xiàn)傳感器網(wǎng)絡(luò)系統(tǒng)級(jí)設(shè)計(jì)方法學(xué),在異構(gòu)環(huán)境下對(duì)無(wú)線(xiàn)傳感器網(wǎng)絡(luò)系統(tǒng)進(jìn)行建模仿真具有重要的理論和實(shí)際意義。