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ITU-T H.721 (04/2015)

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IPTV terminal devices: Basic model
Recommendation ITU-T H.721 describes and specifies the functionalities of the Internet protocol television (IPTV) terminal devices for the IPTV basic services defined in Recommendation ITU-T H.720. This Recommendation is targeted at IPTV terminal devices capable of receiving linear television (TV) service and video-on-demand services, with additional data content (such as text) using a managed content delivery network. The service definition takes into consideration conditions on content delivery such as quality of service (QoS). The expected types of IPTV terminal devices are set-top boxes and digital TV sets with embedded IPTV capabilities.
This edition introduces support for high efficiency video coding (HEVC), dynamic adaptive streaming over HTTP (DASH), MPEG-4 audio lossless coding (ALS), MPEG-4 advanced audio coding (AAC), DTS-HD, timed text markup language (TTML), MPEG media transport (MMT) and several corrections and clarifications.
Approval date: 2015-04-29
Provisional name:H.IPTV-TDES.2
Approval process:AAP
Status: In force
Maintenance responsibility: ITU-T Study Group 16
Further details: Patent statement(s)
Development history
Ed. ITU-T Recommendation Status Summary Table of Contents Download
2 H.721 (04/2015) In force
1.1 H.721 (2009) Amd.1 (07/2010) Superseded
- here
1 H.721 (03/2009) Superseded