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IPR Details
Adam Roach's Statement about IPR related to draft-roach-mmusic-unified-plan-00 belonging to Telefonaktiebolaget L M Ericsson

Submitted: July 18, 2013 under the rules in RFC 3979 as updated by RFC 4879.

Note: Updates to IPR disclosures must only be made by authorized representatives of the original submitters. Updates will automatically be forwarded to the current Patent Holder's Contact and to the Submitter of the original IPR disclosure.

I. Possible Patent Holder/Applicant ("Patent Holder")

Holder legal name Telefonaktiebolaget L M Ericsson

II. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure

Name Adam Roach
Other info

Principal Platform Engineer
T: +1 650 903 0800 x863

III. IETF Document or Other Contribution to Which this IPR Disclosure Relates

draft-roach-mmusic-unified-plan ("A Unified Plan for Using SDP with Large Numbers of Media Flows")
The '227 patent application claims simulcast as described in the draft. The '228 patent application claims all offer/answer uses of SDP with multiple m= lines, as described in the draft. It also claims the use of multiple streams within a single m=line (e.g., FEC, RTX, and simulcast), as described in the draft.

IV. Disclosure of Patent Information
i.e., patents or patent applications required to be disclosed by RFC 3979 as updated by RFC 4879

A. For granted patents or published pending patent applications, please provide the following information:

Patent, Serial, Publication, Registration, or Application/File number(s)

Date: Mar 7, 2012
Country: EP

Notes: Priority is claimed to June 23, 2011 via US provisional application 61/500,333

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending No

V. Contact Information of Submitter of this Form

Submitter name
Submitter email

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