IndustrialPDA
1
ChapterI
SummaryandSystemStructure
1.Summary
IndustrialPDAisdesignedformeetingentirenetwork
requirement,whosefunctionsincludingwirelesssignal
collection,GPSpositioning,xDSLtest,LANtest,optical
powertest,visualfaultlocator,tracingandPDA.
ThePDAhavewirelessvoiceandcommunication
module,whichcanlogonInternetthroughwirelessnetwork,
andfinishthetaskquickly.Meanwhile,collectingallkinds
ofspecificationsofwirelesssignals,uploadtoserver,
achievesometestfunctions.Andalsotestallkindsof
xDSL line (xDSL includes ADSL, ADSL2, ADSL2+,
READSLetc.),LANtest.ItnotonlycantestxDSLphysical
layerparameterstoconfirmwhetherthelineisproperto
providexDSLserviceornot;butalsoevaluatethequality
oftheserviceyouprovide.Thetestercanemulatethe
user sPCtotestbroadbandIPlineorperformPPPoEdial
throughuser sModeminordertotesttheconnectivityofIP
networkandtheproblemofuser sModemoreliminate
malfunctionsthatleadstofailinglogonWebPagescaused
byuser sPC.
ThePDAadopts480X640TFTtruecolorsLCDwith
touchingscreenandembeddedAndroid4.0ICSoperation