TM-CSS (Inactive)
The group works on the protocols and formats relating to companion, or second screens and supplementary streams, with the goal of enabling the companion device to be part of the broadcast experience.
The group works closely with various other TM groups where they hold the relevant technical expertise.

TM-CSS Chairman
Name:
Matt Hammond
Company
BBC R&D
Contact
matt.hammond03ad2e57ed88345beb9fc2d2991e22cc@bbc.co.uk