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Figure 2: Braille EmbosserBraille displays are devices that convert text from the screen into Braille. They use aseries of electronic “pins” that are either in the up or down position, to represent theBraille characters so that blind and visually impaired people can read them. Commonmodels of Braille Display are Alva, Navigator, PowerBraille and Tieman ranges(DATWA, nd).Figure 3: Braille DisplayA screen reader is software that works together with a speech synthesizer to readaloud information such as icons, menus, text, punctuation, and control buttons from acomputer screen. Table 1 lists a few screen readers running under Windows andLinux platforms.5
OperatingSystemWindowsScreenReaderHAL95, HALNTAvailability(Pricequoted inSeptember2004)Commercial(1,218 DM,1,856 DM)Windows Insight Commercial(around2000 DM)Windows Blindows Commercial(around1000 to4000 DM)Windows JAWS Commercial(2100 AU)Website/CompanyDolphin Computer AccessECO, BerlinFranc Audio Data(http://www.audiodata.de)Freedom Scientific(http://www.freedomscientific.com)Demo version can be downloadedwith restricted timing usage.Windows Virgo Commercial Demo version can be downloadedfrom www.virgo4.comLinux Gnopernicus Free Baum (http://www.baum.ro)Table 1: Screen readers available for Windows and LinuxA brief description of the screen readers that relate to this project is listed as follows:• JAWSJAWS stands for Job Access With Speech. It is a screen reader that reads andmagnifies information in the computer screen. It not only outputs refreshableBraille displays but also provides unmatched Braille support to all screenreaders on the market (Freedom Scientific, 2003). It also supports manydifferent languages and most standard Windows applications without theneed to do special configuration, including Microsoft Office XP.6
Page 1: Speech Friendly Packet SnifferbyChi
Page 4 and 5: SYNOPSISThis thesis outlines the in
Page 6 and 7: NOMENCLATUREABWACAVIGNOMEAssociatio
Page 8 and 9: LIST OF FIGURESFigure 1: Screen Mag
Page 10 and 11: 1.0 INTRODUCTIONComputer networking
Page 12 and 13: 2.0 COMPUTER TECHNOLOGY AVAILABLE F
Page 16 and 17: Figure 4: JAWS 5.0 (demo version)
Page 18 and 19: NameGnopernicusCurrent version (Oct
Page 20 and 21: 3.0 PACKET SNIFFERS3.1 OverviewPack
Page 22 and 23: SUMMARYDETAILtree-like structureDAT
Page 24 and 25: 3.4 IpGrabIpGrab is a verbose packe
Page 26 and 27: 4.0 DEVELOPING A SPEECH FRIENDLY PA
Page 28 and 29: Makefile is used to define a set of
Page 30 and 31: 5.0 ETHEREAL TESTING5.1 Results of
Page 32 and 33: 6.0 CONCLUSIONEthereal packet sniff
Page 34 and 35: 8.0 REFERENCESAlltheScripts, 2004,
Page 36 and 37: Microsoft, 2004, ‘Types of Assist
Page 38 and 39: GNOME libraries must be installed f
Page 40 and 41: Packages needed to get Festival wor

Title Page - Curtin University Centre for Accessible Technology

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