ITU-T G.763 (10 1998) (英) Digital circuit multiplication……

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1、INTERNATIONALTELECOMMUNICATIONUNIONG.763TELECOMMUNICATION(10/98)STANDARDIZATIONSECTOROFITUSERIESG:TRANSMISSIONSYSTEMSANDMEDIA,DIGITALSYSTEMSANDNETWORKSDigitaltransmissionsystems–Terminalequipments–PrincipalcharacteristicsoftranscoderanddigitalmultiplicationequipmentDigitalcir

2、cuitmultiplicationequipmentusingG.726ADPCManddigitalspeechinterpolationITU-TRecommendationG.763(PreviouslyCCITTRecommendation)ITU-TG-SERIESRECOMMENDATIONSTRANSMISSIONSYSTEMSANDMEDIA,DIGITALSYSTEMSANDNETWORKSINTERNATIONALTELEPHONECONNECTIONSANDCIRCUITSG.100–G.199INTERNATIONALA

3、NALOGUECARRIERSYSTEMGENERALCHARACTERISTICSCOMMONTOALLANALOGUECARRIER-G.200–G.299TRANSMISSIONSYSTEMSINDIVIDUALCHARACTERISTICSOFINTERNATIONALCARRIERTELEPHONEG.300–G.399SYSTEMSONMETALLICLINESGENERALCHARACTERISTICSOFINTERNATIONALCARRIERTELEPHONEG.400–G.449SYSTEMSONRADIO-RELAYORSA

4、TELLITELINKSANDINTERCONNECTIONWITHMETALLICLINESCOORDINATIONOFRADIOTELEPHONYANDLINETELEPHONYG.450–G.499TESTINGEQUIPMENTSTRANSMISSIONMEDIACHARACTERISTICSDIGITALTRANSMISSIONSYSTEMSTERMINALEQUIPMENTSG.700–G.799GeneralG.700–G.709CodingofanaloguesignalsbypulsecodemodulationG.710–G.

5、719CodingofanaloguesignalsbymethodsotherthanPCMG.720–G.729PrincipalcharacteristicsofprimarymultiplexequipmentG.730–G.739PrincipalcharacteristicsofsecondordermultiplexequipmentG.740–G.749PrincipalcharacteristicsofhigherordermultiplexequipmentG.750–G.759Principalcharacteristics

6、oftranscoderanddigitalmultiplicationequipmentG.760–G.769Operations,administrationandmaintenancefeaturesoftransmissionequipmentG.770–G.779PrincipalcharacteristicsofmultiplexingequipmentforthesynchronousdigitalG.780–G.789hierarchyOtherterminalequipmentG.790–G.799DIGITALNETWORKS

7、G.800–G.899DIGITALSECTIONSANDDIGITALLINESYSTEMG.900–G.999Forfurtherdetails,pleaserefertoITU-TListofRecommendations.ITU-TRECOMMENDATIONG.763DIGITALCIRCUITMULTIPLICATIONEQUIPMENTUSINGG.726ADPCMANDDIGITALSPEECHINTERPOLATIONSummaryTherevisionofthisRecommendationismadetoharmonizew

8、ithnewRecommendationG.766.ThisRecommendationisapplicabletothedesigno