Study Group 9 has consented a Recommendation that establishes
the concept of a digital rights management (DRM) bridge on a home network. DRM
has been identified as a key issue to deal with in home networking, as well as
an important driver for the technology (see story on home networking workshop).
With standards in place, it is felt that many more key manufacturers may enter
DRM is a term that refers
to technical methods used to control or restrict the use of digital media
content on electronic devices. So for instance a music file purchased from the
Internet may be embedded with DRM to ensure that it is only used by the
purchaser. Essentially it gives the service provider the assurance that its
content is not used in a manner that is a violation of service agreements or
in home networking is seen as a particularly important issue to resolve where a
user can store and distribute content among various home-networked devices. A
bridge will mean that from a userís perspective their digital purchases can be
played on all networked devices without trouble.
said that key goals for the implementation of a DRM bridge are ensuring that it
is sufficiently robust from the content providerís point of view, but also
equally important is that it is non-intrusive from the subscriberís point of
The Recommendation is ITU-T J.197 (formerly J.drm), High
level requirements for a digital rights management bridge to a Home Network.