Dismiss
InnovationQ will be updated on Sunday, Oct. 22, from 10am ET - noon. You may experience brief service interruptions during that time.
Browse Prior Art Database

RTP Payload Format for European Telecommunications Standards Institute (ETSI) European Standard ES 201 108 Distributed Speech Recognition Encoding (RFC3557)

IP.com Disclosure Number: IPCOM000018629D
Original Publication Date: 2003-Jul-01
Included in the Prior Art Database: 2003-Jul-29
Document File: 16 page(s) / 30K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

Q. Xie: AUTHOR [+2]

Abstract

This document specifies an RTP payload format for encapsulating European Telecommunications Standards Institute (ETSI) European Standard (ES) 201 108 front-end signal processing feature streams for distributed speech recognition (DSR) systems.

This text was extracted from an ASCII text file.
This is the abbreviated version, containing approximately 9% of the total text.

Network Working Group� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � Q. Xie, Ed.

Request for Comments: 3557� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � Motorola, Inc.

Category: Standards Track� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � July 2003

� � � � � � � � � � � � � � � � � � � � � � � � RTP Payload Format for

European Telecommunications Standards Institute (ETSI) European Standard

� � � � � � � � � � ES 201 108 Distributed Speech Recognition Encoding

Status of this Memo

� � This document specifies an Internet standards track protocol for the

� � Internet community, and requests discussion and suggestions for

� � improvements.� Please refer to the current edition of the "Internet

� � Official Protocol Standards" (STD 1) for the standardization state

� � and status of this protocol.� Distribution of this memo is unlimited.

Copyright Notice

� � Copyright (C) The Internet Society (2003).� All Rights Reserved.

Abstract

� � This document specifies an RTP payload format for encapsulating

� � European Telecommunications Standards Institute (ETSI) European

� � Standard (ES) 201 108 front-end signal processing feature streams for

� � distributed speech recognition (DSR) systems.

Xie� � � � � � � � � � � � � � � � � � � � � � � � Standards Track� � � � � � � � � � � � � � � � � � � � [Page 1]

RFC 3557� � � � � � � � RTP Payload Format for DSR ES 201 108� � � � � � � � July 2003

Table of Contents

� � 1.� Conventions and Acronyms . . . . . . . . . . . . . . . . . . .� 2

� � 2.� Introduction . . . . . . . . . . . . . . . . . . . . . . . . .� 2

� � � � � � 2.1.� ETSI ES 201 108 DSR Front-end Codec. . . . . . . . . . .� 3

� � � � � � 2.2.� Typical Scenarios for Using DSR Payload Format . . . . .� 4

� � 3.� ES 201 108 DSR RTP Payload Format. . . . . . . . . . . . . . .� 5

� � � � � � 3.1.� Consideration on Number of FPs in Each RTP Packet. . . .� 6

� � � � � � 3.2.� Support for Discontinuous Transmission . . . . . . . . .� 6

� � 4.� Frame Pair Formats . . . . . . . . . . . . . . . . . . . . . .� 7

� � � � � � 4.1.� Format of Speech and Non-speech FPs. . . . . . . . . . .� 7

� � � � � � 4.2.� Format of Null FP. . . . . . . . . . . . . . . . . . . .� 8

� � � � � � 4.3.� RTP header usage . . . . . . . . . . . . . . . . . . . .� 8

� � 5.� IANA Considerations. . . . . . . . . . . . . . . . . . . . . .� 9

� � � � � � 5.1.� Mapping MIME Parameters into SDP . . . . . . . . . . . . 10

� � 6.� Security Considerations. . . . . . . . . . . . . . . . . . . . 11

� � 7.� Contributors . . . . . . . . . . . . . . . . . . . . . . . . . 11

� � 8.� Acknowledgments. . . . . . . . . . . . . . . . . . . . . . . . 11

� � 9.� References . . . . . . . . . . . . . . . . . . . . . . . . . . 11

� � � � � � 9.1.� Normative References . . . . . . . . . . . . . . . . . . 11

� � � � � � 9.2.� Informative References . . . . . . . . . . . . . . . . . 12

� � 10. IPR Notices. . . . . . . . . . . . . . . . . . . ....