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BCP 47 Extension U (RFC6067) Disclosure Number: IPCOM000202189D
Original Publication Date: 2010-Dec-01
Included in the Prior Art Database: 2010-Dec-08
Document File: 16 page(s) / 17K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

M. Davis: AUTHOR [+2]


[BCP47] permits the definition and registration of language tag extensions "that contain a language component and are compatible with applications that understand language tags". This document defines an extension for identifying Unicode locale-based variations using language tags. The "singleton" identifier for this extension is 'u'.

This text was extracted from an ASCII text file.
This is the abbreviated version, containing approximately 16% of the total text.

Internet Engineering Task Force (IETF)                          M. Davis Request for Comments: 6067                                        Google Category: Informational                                      A. Phillips ISSN: 2070-1721                                                   Lab126                                                                Y. Umaoka                                                                      IBM                                                            December 2010

                            BCP 47 Extension U


   This document specifies an Extension to BCP 47 that provides subtags    that specify language and/or locale-based behavior or refinements to    language tags, according to work done by the Unicode Consortium.

Status of This Memo

   This document is not an Internet Standards Track specification; it is    published for informational purposes.

   This document is a product of the Internet Engineering Task Force    (IETF).  It represents the consensus of the IETF community.  It has    received public review and has been approved for publication by the    Internet Engineering Steering Group (IESG).  Not all documents    approved by the IESG are a candidate for any level of Internet    Standard; see Section 2 of RFC 5741.

   Information about the current status of this document, any errata,    and how to provide feedback on it may be obtained at

Copyright Notice

   Copyright (c) 2010 IETF Trust and the persons identified as the    document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal    Provisions Relating to IETF Documents    ( in effect on the date of    publication of this document.  Please review these documents    carefully, as they describe your rights and restrictions with respect    to this document.  Code Components extracted from this document must    include Simplified BSD License text as described in Section 4.e of    the Trust Legal Provisions and are provided without warranty as    described in the Simplified BSD License.

 Davis, et al.                 Informational                     [Page 1]
 RFC 6067             BCP 47 Unicode Locale Extension       December 2010

 Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . . . 2      1.1.  Requirements Language . . . . . . . . . . . . . . . . . . . 2    2.  BCP 47...