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RTP payload format for UEMCLIP speech codec

Document Type Replaced Internet-Draft (individual)
Expired & archived
Authors Yusuke Hiwasaki , Hitoshi Ohmuro
Last updated 2009-02-24 (Latest revision 2007-04-09)
Replaced by draft-ietf-avt-rtp-uemclip
RFC stream (None)
Intended RFC status (None)
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Replaced by draft-ietf-avt-rtp-uemclip
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


This document describes the RTP payload format of an ITU-T G.711 enhanced speech codec, UEMCLIP. The bitstream has a scalable structure with an embedded u-law bitstream, also known as PCMU, thus providing a handy transcoding operation between narrowband and wideband speech.


Yusuke Hiwasaki
Hitoshi Ohmuro

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)