Arris Group Inc. (US) AT&T Inc. (US) Comcast Corporation (US) DIRECTV LLC (USA) Echostar Corporation (US) Kabel Deutschland Holding AG (Germany) Motorola Mobility (US) NAGRAVISION SA (Switzerland) NDS (UK) Philips International B.V. (The Netherlands) Time Warner Cable Inc. (US) TiVo Inc. (US) Verizon Communications Inc. (US)