Sony USB 598 Manual

A SERVICE OF

next previous

USB 598 modem - User Guide

48 2131141

FCC FederalCommunicationsCommission—TheU.S.federal

agencythatisresponsibleforinterstateand foreigncommuni‐

cations.TheFCCregulatescommercialandprivateradio

spectrummanagement,setsratesforcommunicationsservices,

determinesstandardsforequipment,andcontrolsbroadcast

licensing.Consult

www.fcc.gov.

firmware SoftwarestoredinROMorEEPROM;essentialprogramsthat

remainevenwhenthesystemisturnedoff.Firmwareiseasier

tochangethanhardwarebutmorepermanentthansoftware

storedondisk.

GPS GlobalPositioningSystem—Asystemthatusesaseriesof24

geosynchronoussatellitestoprov ide nav igationaldata.

host • A

computerthatusesamodemorasimilardeviceto

answeracallingcomputer.

• Asourceordestinationinthecommunicationnetwork.

• Acomputerthatcontainsdataorfilestobeaccessedby

clientcomputers.Alsoknownasaserver.

IS InterimStandard—Afterreceivingindustryconsensus,theTIA

forwardsthestandardto

ANSIforapproval.

IS-95 ThestandardforCDMA.

Kbps Kilobitspersecond—Actually1000,not1024,asusedin

computermemorysizemeasurementsofkilobytes.

LAN LocalAreaNetwork

LED LightEmittingDiode—Asemiconductordiodethatemits

visibleorinfraredlight.

MEID MobileEquipmentIdentifier—Theuniquesecond‐generation

serialnumberassignedtothemodemforcellular

networkuse.

ComparetoESN.

Mbps Megabitspersecond

MHz Mega‐Hertz—Onemillioncyclespersecond.

packet Ashortfixed‐lengthblockofdata,includingaheader,thatis

transmittedasaunitinacommunicationsnetwork.

PCS PersonalCommunicationsServices—Acellular

communicationinfrastructurethatusesadifferentfrequency

rangethanAMPS.

roaming Acellular

subscriberisinanareawhereserviceisobtained

fromacellularserviceproviderthatisnotthesubscriber’s

provider.