基于Windows CE操作系統(tǒng)的手持式物聯(lián)網(wǎng)終端設(shè)計
發(fā)布時間:2018-03-16 09:17
本文選題:傳感器 切入點:RFID 出處:《電子科技大學》2014年碩士論文 論文類型:學位論文
【摘要】:物聯(lián)網(wǎng)(IOT)技術(shù)已大量應(yīng)用于諸如交通、物流、工業(yè)控制等現(xiàn)代化社會的眾多領(lǐng)域。得益于其廣大的應(yīng)用前景,物聯(lián)網(wǎng)技術(shù)發(fā)展迅猛。與此同時,被公認為物聯(lián)網(wǎng)核心技術(shù)之首的射頻識別技術(shù)(RFID)技術(shù),隨著物聯(lián)網(wǎng)的快速發(fā)展,也迅速發(fā)展成為一項世界各國最為關(guān)注的信息技術(shù)。現(xiàn)階段,從國內(nèi)來看,低頻與高頻頻段FRID技術(shù)發(fā)展相對成熟,并且以其廣泛的應(yīng)用場景逐漸占據(jù)了RFID的主流市場。超高頻頻段RFID與前兩者相比具有多方面的優(yōu)勢,如更遠的讀寫距離、更快的讀寫速度、更優(yōu)的標簽防碰撞性能等,這為其創(chuàng)造了更廣闊的發(fā)展空間,目前已逐漸在智能交通、智慧醫(yī)療、供應(yīng)鏈管理等眾多領(lǐng)域展開了應(yīng)用。但總體上講,超高頻頻段RFID技術(shù)的研究與應(yīng)用目前還相對滯后,到形成一條完整的產(chǎn)業(yè)鏈還有很長一段路要走。目前市面上已經(jīng)出現(xiàn)了一些具有超高頻RFID識別功能的物聯(lián)網(wǎng)終端產(chǎn)品,但大多功能單一還不能完全滿足當前的市場應(yīng)用需求。在此背景下,設(shè)計一款具備超高頻RFID、條碼識別和溫濕度傳感器信息采集等功能的手持式物聯(lián)網(wǎng)終端,具有實際的科研與經(jīng)濟意義。首先,本文首先對物聯(lián)網(wǎng)的基本概念及其系統(tǒng)架構(gòu)進行了簡要的介紹,分析物聯(lián)網(wǎng)技術(shù)發(fā)展現(xiàn)狀與前景,對手持式物聯(lián)網(wǎng)終端的具體應(yīng)用模式進行了描述,并分析了本課題選題意義以及本文所涉及的工作與內(nèi)容組織。其次,完成本文課題項目技術(shù)指標分析,在此基礎(chǔ)上對手持式物聯(lián)網(wǎng)終端進行了系統(tǒng)架構(gòu)的設(shè)計,涉及系統(tǒng)硬件、軟件架構(gòu)以及終端平臺操作系統(tǒng)選型等。再次,詳細介紹了Windows CE操作系統(tǒng)的移植與開發(fā),包括系統(tǒng)啟動代碼的移植開發(fā)以及與系統(tǒng)BSP密切相關(guān)的功能開發(fā)等。然后,介紹了條碼識別單元、傳感器單元、UHF RFID單元的驅(qū)動和上層應(yīng)用程序設(shè)計與實現(xiàn)。根據(jù)實際應(yīng)用求,實現(xiàn)了三大功能融合為一體的綜合應(yīng)用程序及PC上位機數(shù)據(jù)處理程序。最后,建立系統(tǒng)測試平臺對各軟硬件功能部分進行測試,總結(jié)已完成工作展望未來。
[Abstract]:IOT (Internet of things) technology has been widely used in many fields of modern society, such as transportation, logistics, industrial control and so on. With the rapid development of the Internet of things, RFID (Radio Frequency Identification) technology, which is recognized as the first of the core technologies of the Internet of things, has also rapidly developed into an information technology most concerned by all countries in the world. At this stage, from the domestic point of view, The FRID technology of low frequency and high frequency band is relatively mature, and it has gradually occupied the mainstream market of RFID with its extensive application scene. Compared with the former two, UHF band RFID has many advantages, such as far distance between reading and writing. Faster reading and writing speed, better label anti-collision performance and so on, which have created a wider space for its development, and have been gradually applied in many fields, such as intelligent transportation, smart medical treatment, supply chain management, etc. But generally speaking, it has been used in many fields, such as intelligent transportation, intelligent medical treatment, supply chain management and so on. The research and application of UHF RFID technology is still lagging behind, and there is still a long way to go to form a complete industrial chain. At present, there are some Internet of things terminal products with UHF RFID recognition function on the market. However, most of the single functions can not fully meet the needs of current market applications. Under this background, a hand-held Internet of things terminal with the functions of ultra-high frequency RFID, bar code recognition and temperature and humidity sensor information collection is designed. It has practical scientific research and economic significance. First of all, this paper briefly introduces the basic concept and system structure of the Internet of things, and analyzes the present situation and prospect of the development of the Internet of things technology. This paper describes the specific application mode of the hand-held Internet of things terminal, and analyzes the significance of the topic and the work and content organization involved in this paper. Secondly, the technical index analysis of the project is completed. On this basis, the system architecture of hand-held Internet of things terminal is designed, including system hardware, software architecture and terminal platform operating system selection. Thirdly, the transplantation and development of Windows CE operating system are introduced in detail. It includes the transplant development of the system startup code and the function development closely related to the system BSP. Then, the paper introduces the design and realization of the bar code identification unit, the driver of the sensor unit and the upper layer application program, according to the actual application, the design and implementation of the bar code identification unit, the sensor unit and the UHF RFID unit are introduced. The integrated application program and PC data processing program are realized. Finally, the system test platform is established to test the functions of software and hardware, and the finished work is summarized in the future.
【學位授予單位】:電子科技大學
【學位級別】:碩士
【學位授予年份】:2014
【分類號】:TN929.5;TP391.44
【參考文獻】
相關(guān)期刊論文 前1條
1 武岳山;;EPC C1G2進入ISO18000-6C的進程——更新的ISO/IEC 18000-6國際標準[J];中國自動識別技術(shù);2007年01期
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