Abstract: A communication device includes a primary communication unit and an auxiliary communication unit. The primary communication unit is operable between an operational state in which a primary communication channel is able to be established for communication with a remote control station and a non-operational state in which the primary communication unit is unable to communicate with the remote control station and the auxiliary communication unit is configurable in an operational state for establishing an auxiliary communication channel for communicating with the remote control station. The primary and auxiliary communication channels include primary and auxiliary radio links respectively.

Abstract: Game playing apparatus is disclosed comprising a game controller arranged to be held by a game player and a base station connected to or forming part of a game console, the controller and base station communicating over a wireless link and wherein the base station is provided with a loop aerial and the game controller is provided with either a dipole aerial or a loop aerial.

Abstract: Communication apparatus comprising a plurality of mobile communication devices arranged for peer-to-peer communication using TDMA, the arrangement being such that a said device wishing to transmit uses a time slot in each TDMA time-frame used for transmission, the time slot in each frame being the same and wherein the communication devices include means for synchronization to the same TDMA time frame using a synchronization signal, the synchronization signal being transmitted by a said communication device or a GPS satellite.

Abstract: Signal processing apparatus for providing a conversion of audio and E-mail signals received from a network interface 13 and for supplying the signals either to an audio reception device 80 in the form of a telephone handset or to a video reception in the form of a video processor 8 for display on a television set 9 and, selectively, for converting the received signals for reception on the other reception device.

Abstract: Signal processing apparatus for providing a conversion of audio and E-mail signals received from a network interface 13 and for supplying the signals either to an audio reception device 80 in the form of a telephone handset or to a video reception in the form of a video processor 8 for display on a television set 9 and, selectively, for converting the received signals for reception on the other reception device.