ITU-T G.726 Annex B (07 2003) (英) Packet format, capability……

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1、INTERNATIONALTELECOMMUNICATIONUNIONITU-TG.726TELECOMMUNICATIONAnnexBSTANDARDIZATIONSECTOR(07/2003)OFITUSERIESG:TRANSMISSIONSYSTEMSANDMEDIA,DIGITALSYSTEMSANDNETWORKSDigitalterminalequipments–CodingofanaloguesignalsbymethodsotherthanPCM40,32,24,16kbit/sAdaptiv

2、eDifferentialPulseCodeModulation(ADPCM)AnnexB:Packetformat,capabilityidentifierandcapabilityparametersforH.245signallingITU-TRecommendationG.726–AnnexBITU-TG-SERIESRECOMMENDATIONSTRANSMISSIONSYSTEMSANDMEDIA,DIGITALSYSTEMSANDNETWORKSINTERNATIONALTELEPHONECONN

3、ECTIONSANDCIRCUITSG.100–G.199GENERALCHARACTERISTICSCOMMONTOALLANALOGUECARRIER-G.200–G.299TRANSMISSIONSYSTEMSINDIVIDUALCHARACTERISTICSOFINTERNATIONALCARRIERTELEPHONEG.300–G.399SYSTEMSONMETALLICLINESGENERALCHARACTERISTICSOFINTERNATIONALCARRIERTELEPHONEG.400–G.

4、449SYSTEMSONRADIO-RELAYORSATELLITELINKSANDINTERCONNECTIONWITHMETALLICLINESCOORDINATIONOFRADIOTELEPHONYANDLINETELEPHONYG.450–G.499TESTINGEQUIPMENTSG.500–G.599TRANSMISSIONMEDIACHARACTERISTICSG.600–G.699DIGITALTERMINALEQUIPMENTSG.700–G.799GeneralG.700–G.709Codi

5、ngofanaloguesignalsbypulsecodemodulationG.710–G.719CodingofanaloguesignalsbymethodsotherthanPCMG.720–G.729PrincipalcharacteristicsofprimarymultiplexequipmentG.730–G.739PrincipalcharacteristicsofsecondordermultiplexequipmentG.740–G.749Principalcharacteristics

6、ofhigherordermultiplexequipmentG.750–G.759PrincipalcharacteristicsoftranscoderanddigitalmultiplicationequipmentG.760–G.769Operations,administrationandmaintenancefeaturesoftransmissionequipmentG.770–G.779Principalcharacteristicsofmultiplexingequipmentforthesy

7、nchronousdigitalhierarchyG.780–G.789OtherterminalequipmentG.790–G.799DIGITALNETWORKSG.800–G.899DIGITALSECTIONSANDDIGITALLINESYSTEMG.900–G.999QUALITYOFSERVICEANDPERFORMANCE-GENERICANDUSER-RELATEDG.1000–G.1999ASPECTSTRANSMISSIONMEDIACHARACTERISTICSG.6000–G.699

8、9DIGITALTERMINALEQUIPMENTSG.7000–G.7999DIGITALNETWORKSG.8000–G.8999Forfurtherdetails,pleaserefertothelistofITU-TRecommendations.ITU-TRecommendationG.72640,32,24,16kbit/sAdaptiveDifferentialPulse