计算机信息管理专业外文翻译.docx

1、计算机信息管理专业外文翻译毕业设计（论文）外文翻译题 目 基于RFID的图书 管理系统 专 业 信息管理与信息系统 班 级 学 生 指导教师 RFID Based Library Management System 原文地址：http:/220.156.188.21/CDAC/ASCNT_2009/ASCNT%202009/Paper/Ubiquitous/RFID%20based%20LMS.pdf基于RFID的图书馆管理系统Abstract : Radio Frequency Identification (RFID) is a new generation of Auto摘要：无线射频识

2、别（RFID）是新一代自动Identification and Data collection technology which helps to automate business识别和数据采集技术，利用无线电波，有助于自动化业务processes and allows identification of large number of tagged objects like books,流程和识别如书籍类的大数目标签对象 using radio waves.。RFID based Library Management system (LMS) would allow基于RFID的图书馆管理

3、系统（LMS），则可实现fast transaction flow for the library and will prove immediate and long term实现图书馆快速交易的流程，并可检验图书馆在benefits to library in traceability and security.安全性和可追溯性方面的直接和长期的效益。拟建The proposed system is based on拟建的系统是建立在出口和交易部门的天线所支持的UHF RFID readers, supported with antennas at gate and transaction

4、sections, and超高频RFID读写器和包含RFID转发器并可以电子地存储信息，甚至不通过无线媒介的帮助与物理接触就可以被读写的图书卡之上的。This paper presents the experiments conducted to set up本文介绍了建立以RFID based LMS.RFID技术为基础的LMS的实验。 1.1.NTRODUCTI导论 RFID technology is being implemented in a number of industries. RFID技术正在许多行业中应用。或许实施Supply chain供应链时最常提及RFID标签及其设

5、备implementation is perhaps one of the most frequently mentioned applications of RFID tag的应用。and equipment.Retailers such as “Wal-Mart” and grocery stores such as “Albertsons”像零售商“沃尔玛”和连锁超市“艾伯森”have begun to make it mandatory for their suppliers to tag merchandise destined for their 已经开始进行强制其供应商标签其去往

6、他们商店的商品。There is, however, a key difference to the librarys inventory as compared to that of不过图书馆的库存与大商店或零售商店也有关键的区别a warehouse or a retail outle。In the warehouse and retail supply chain, goods come in 在大商店和零售点的供应链中，货物进来然后离开。leaveOnly occasionally are they returned.他们只是偶尔被退回来。零售业把RFID看为将物品传给被抛弃客户的“一

7、次性”away technology that hands an item to a customer which gets discarded. Yet the item wi技术。然而，含有RFID标签物品的单位成本远远高于在包装上印刷条码的成本。In libraries, items are taken out and returned many times.在图书馆中，书籍被取出并返回了很多次。Thus the same RFID t因此，同样的RFID标签也is re-used many times.是多次重复使用。The libraries across the globe sta

8、rted to use RFID to speed up the self check in/out 全球各地的图书馆开始使用RFID来加快自我登记/检验流程，以控制图书馆盗窃，减轻库存管理。条码technology is slowly getting replaced by the RFID technology.技术逐渐的被RFID技术所取代。RFID标签无须to be visible for detection.必须必须 可见或可触及，即使它是嵌入在物体中也可以被读取，例如在the cardboard cover of a book or in the packaging of a pr

9、oduct.图书的纸板封面或是在产品的包装的中。它也可以存储诸如库存数量，登录号，书号，作者等信息数据， as stack number, accession number, book number, author information etc., but barcode is但条形码仅limited to just an identification number.限于识别数字。本文介绍了采取相应实验对华社自助理事会进行整合RFID技术的研究。The remaining sections of this paper are organized as follows: Section II

10、describes about 本文的其余部分安排如下：第二节介绍了有关Library, the tasks involved in that, problems faced by librarians and RFIDs role in图书馆及其所涉及的任务，馆员面临的问题和RFID在一些图书馆自动化业务中的作用automating some of the tasks of library, Section III describes about the technical，第三部分介绍了项目（基于RFID的图书馆管理系统）中所应用的硬件和标签的相关技术和规范， specification

11、of the hardware and tags used in project (RFID based LMS), Sectio第四节介绍了有关项目的模块开发，第五部分介绍了有关引导找出书籍中标签正确位置的实验，第六experiments conducted to find out the proper tag position in book and Section VI describes第六节节介绍了about the benefits of the project.关于该项目的益处。 2.2.RFID in Library图书馆中的RFID A library is a collec

12、tion of information, sources, resources, books, and services, and the 图书馆是集信息，原始资料，资源，书籍和服务，以及structure in which it is housed建筑于一体的地方。Apart from books many libraries are now also repositori除了书籍现在许多图书馆还储藏并提供检索and access points for maps, prints, or other documents on various storage media such as 地图，报

13、刊，或存储在各种诸如缩微材料（微缩胶片/缩微胶片），录音带，光盘，密纹唱片，录音带，录影带，及DVDs.DVD光盘介质上其他的文件 microform (microfilm/microfiche), audio tapes, CDs, LPs, cassettes, videotapes, and。图书馆的资料根据分级制度按照特定的顺序排列，所以书籍可以快速的定位，馆藏也可以方便的浏览。参考书库是不同的，这里只有参考书籍和精选的部分。members.CDAC Library is a large one having 17,000 books and staffed by both parap

14、rofessionals 华社自助理事会图书馆是拥有17000本书籍和均为准专业和专业馆员的大型图书馆。以下是该图书馆所执行的任务。 Circulation: handling user accounts and issuing/returning and shelving of materials. 流通：处理用户账户、资料的发放/返回和搁置。 Collection, development, order materials, maintain materials budgets. 馆藏，开发，订单材料，维护资料的预算。 Technical Services work behind the

15、scenes cataloguing and processing new materials 编目、加工新资料和出售图书馆淘汰资料背后的技术服务工作。and de accessioning weeded materials. Basic tasks in library management include the planning of acquisitions of materials, 图书馆管理的基本任务包括采购资料的计划，根据图书馆分类制度安排已获取的资料，保管即将出售的图书馆淘汰资料，保护外借资料，开发和管理图书馆计算机系统。Among these, the proposed s

16、ystem will其中，拟建使用RFID技术的系统将自动执行以下任务：automate the following tasks using RFID technology, Accessing number of books at a time 存取某时书籍的数量 Searching a particular book to check its presence in the library 检索某特定的书籍，检查其在图书馆中是否存在 Locating the physical location of the book 查找此书的位置 Accounting/Stock verificatio

17、n of the materials 结算/资料库存核实 The RFID based LMS facilitates the fast issuing, reissuing and returning of books with the 基于RFID的图书馆管理系统凭借RFID功能模块的帮助可以促进书籍快速的发放，再发和归还。它直接给图书馆管理系统提供图书信息和图书馆member information to the library management system and does not need the manual成员资料，而不需要手动typing.打字。它还提供了监控和检索系统。

18、、监控模块会continuously monitor the movement of books across the gates, so that the books taken out将会不断地监控书籍经过门口的整个运动过程，以致书籍在没有预先发放就被取出时without prior issuing will be traced out easily and will alarm the librarians.则很容易追查出来，并能够报警给馆员。检索module provides the fast searching of books using RFID handheld reader.

19、模块使用RFID手持阅读器，提供了快速的图书检索。使用这个模块能够轻松的找到书籍的物理位置。 对于使用RFID技术的图书馆来说，最关注以下提供的几个特色： To remove manual book keeping of records 消除手工保存书籍记录 Traceability of books and library members as they move 书籍和图书馆成员改变的可追溯性 Improved utilization of resources like manpower, infrastructure etc.改进人力、基础设施等资源的利用 Less time consu

20、mption as line of sight and manual interaction are not needed for 减少时间消耗，RFID的标签的读取不需要视线与手的交互RFID-tag reading. To provide 2 meters read range antennas 天线支持2米范围内读取 To minimize the manual intervention 尽量减少人工干预 To minimize the manual errors 尽量减少人为错误 To provide the long lasting labels 支持长期持久的标签 To provi

21、de fast searching of books 支持快捷的书籍检索 3. 3. Technical Specificatio技术规格 The project uses Workabout Pro UHF RFID handheld reader (Fig 1) manufactured by 该项目使用Psion Teklogix公司生产的Workabout Pro UHF RFID手持式阅读器（图1），以Psion Teklogix, operating at 869.5 MHz869.5兆赫工作。它拥有Windows Embedded CE 5.0系统和全VGA显示器， daylig

22、ht readable touch screen display and well laid out backlit keyboard 3.日光可读的触摸显示屏和精心布置的背光键盘。该设备used for searching Module.用于检索模块。Fig.1. RFID Handheld Reader 图1 RFID手持阅读器The project also uses the Mercury4 RFID reader (Fig 2) manufactured by ThingMagic 该项目还使用了ThingMagic公司生产的支持4个天线的Mercury4 RFID阅读器（图2）su

23、pporting four antennas, operating at UHF ranges of 865-870MHz, 902-928MHz and 950-，可以在865-870MHz，902-928MHz和950-956MHz 4.956MHz的超高频范围工作。 The reader supports the transfer of data to a remote computer over a network 该阅读器支持将数据通过网络联接传输到远程计算机。不支持EPC Class 0、EPC Class 1、ISO 18000-6B、EPC Gen 2协议的标签。该项目使用的天

24、线是由Tyco6B, EPC Gen23.Tyco电子公司制造的。Fig.2. RFID Reader 图2 RFID阅读器RFID Tags used in the project are EPCglobal Generation2 (Gen2) UHF passive tags which 项目中使用的RFID标签是拥有可以存储96位的16进制数据存储器的EPC global Generation2（以下简称Gen2）超高频无源标签。have the 96 bits memory for hexadecimal data storage.It operates at Ultra High

25、Frequency它在超高频（850兆赫至950兆赫）的范围内工作。表1给出了RFID标签中信息的存储格式： Table1. Format of Information In Tag 表1标签中的信息格式标签类型例子图书馆成员标签图书馆成员标签中包含16位值，where first 7 characters are CDAC001其中前7个字符是“CDAC001”，后面跟着的是9位数字雇员ID。CDAC001118212002，这里“118212002”是an Employee ID.一雇员ID。 图书标签图书标签中包含16位值，其中，前6 characters are CDACFF foll

26、owed by the6个字符是“CDACFF”，跟着的是图书编号。如果书籍的编号少于10位，它digits, then it will be prefixed by 0s.它的前缀就用“0”补充。CDACFF000000012 CDACFF00000001CDACFF0000000123，这里“123”是书籍编号。Tag 3.1 Reasons for choosing UHF in Library Application3.1图书馆应用程序中选择超高频的原因UHF technology was chosen for library application due to its long r

27、ead range, speed of 图书馆应用程序中选择超高频技术是由于其读取距离长，frequency and low cost.频率快和成本低。The read range of mercury 4 reader is up to 2 meters, which isMercury4阅读器的读取范围高达2米，足足足以监控书籍从门口经过的整个过程。Psion Teklogix手持阅读器的读取范围teklogix handheld reader is up to 30 cms which will be useful for locating a particular book达到30厘米

28、，这对在书架中定位特定书籍是很有用的。随着EPC Global Gen 2的新标准，应用程序每秒可以读取1000多种标签，并且它们可以隔绝射频干扰。在射频干扰应用程序中，UHF也可以高可靠的down the read process to 100 tags per second with high reliability in RF noisy applications. 将读取过程降低到每秒100个标签。All of these benefits make the UHF technology the ideal choice for Library applications.5 所有这些优

29、点使超高频技术成为图书馆应用程序中理想的选择。4.4.RFID Integration ModulesRFID集成模块 In order to provide RFID integration with LMS, three modules namely - Transaction 为了提供LMS的RFID整合，开发了三个模块，即流通Module, Monitoring Module and Searching Module were developed.模块，监控模块和检索模块。他们的功能are described below.说明如下。 4.1.4.1 Transaction Module

30、流通模块 The interaction of transaction module is given in (fig. 3).The RFID interface is provided in 流通模块的交互作用如图3。发放、再发放、归还和罚款状态等流通形式中都提供了RFID接口。由于书籍和图书馆成员的自动识别可以由RFID来实现，手工的介入降低到了最小化The Manual手工的介入降低到了最小化。、书籍和成员的ID卡必须放在antenna.天线附近。通过阅读器扫描标签，图书信息和员工信息被传到在图书馆PC机上运行的S/W模块，然后 依据时间戳在数据库中依次存储流通信息。Fig.3. In

31、teraction of Transaction Module 图3 流通模块的交互作用4.2 Monitoring Module 4.2 监控模块 The Monitoring System (fig 4) will be installed at the gates of the library to monitor the 监控系统（图4）安装在图书馆门口，不断监控提包的进出。该系统通过使用RQL的接口与Mercury4 RFID 阅读器进行交互。阅读器扫描书籍和成员卡上所附的RFID标签并将标签信息传送到监控系统，依照时标依次在数据库中存储信息。The reader scans the

32、 RFID tags attached with 系统通过检测ID值的格式来区分book IDs and library member IDs by checking the format of the ID value.书籍的ID和图书馆成员的ID。即时显示系统不断地显示书籍或图书馆成员进出的活动。每当门口出现没有预先分配的活动时该系统就会报警给馆员。There is an Fig.4. Interaction of Monitoring Module 图4 监控模块的交互作用RFID based Library Management System4.3 Searching Module4.3 检索模块 The interaction of searching module is given in fig.5. 检索模块的交互作用如图5。一旦用户已经在目录中找到了资源的位置，就必然利用导航向导检索该资源，RFID标签在此过程就起到了帮助作用。physically; a process that may be assisted through