ITU G.767:1998

ITU G.767:1998 Digital Circuit Multiplication Equipment Using 16 Kbit/s Ld-celp, Digital Speech Interpolation And Facsimile Demodulation/remodulation Specifies the elements of DCME using 16 kbit/s LD-CELP, Digital Speech Interpolation (DSI) and Facsimile Demodulation/Remodulation in order to achieve interworking of such equipment. It specifies exte

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Table of Contents

1Scope
2References
3Definitions
4Abbreviations
5DCMEframestructure
5.1General
6Bearerframestructure
6.1Cliques,destinationsandbearers
6.2AssignmentMessages[AM]
6.3BearerChannels[BC]
6.4ControlChannel[CC]
6.5BCnumberingandtheuseofthebearerframe
7Controlchannel
7.1General
7.2Numberofassignmentmessages
7.3Controlchannelcontent
7.4CCmessagetransmissionscheme
8Variablebitrateandoverloadchannelcreation
8.1Principles
8.2Overloadchannelcreation
8.3Overloadchannelcreationprocess-TheVBR
scheme
9ABPScalculations
10Channelcheckprocedure
11Facsimiledemodulation/remodulation
11.1General
11.2Facsimileblocks,facsimiletransportchannels
andfaxbanks
11.3Facsimiledatachannel
11.4Facsimilecontrolchannelandforwarderror
correction
11.5FCClocationonthebearer
12Systemstatisticsmeasurement

Abstract

Specifies the elements of DCME using 16 kbit/s LD-CELP, Digital Speech Interpolation (DSI) and Facsimile Demodulation/Remodulation in order to achieve interworking of such equipment. It specifies extensions and deviations for Recommendations G.763 and G.766 which specify a 32 kbit/s ADPCM DCME, and Facsimile Demodulation/Remodulation.

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