On-board communication devices for a cab of a vehicle, each with a media server and a radio module by means of which the devices are connected to one another in a wireless fashion

A communication device comprising:

• at least one media server;
• at least one wireless data access point, wherein each wireless data access point of the at least one wireless data access point comprises a radio unit of a corresponding at least one radio unit, wherein each radio unit of the at least one radio unit is configured to wirelessly transmit media data from the at least one media server to at least one passenger device;
• and
• at least one radio module, wherein the at least one radio module is configured to wirelessly communicate with at least one additional communication device.

A communication system, comprising:

• a plurality of communication devices that are wirelessly connected together to form a wireless network, wherein each communication device of the plurality of communication devices comprises:
• at least one media server;
• at least one wireless data access point, wherein each wireless data access point of the at least one wireless data access point comprises a radio unit of a corresponding at least one radio unit, wherein each radio unit of the at least one radio unit is configured to wirelessly transmit media data from the at least one media server to at least one passenger device;
• and
• at least one radio module, wherein the at least one radio module is configured to wirelessly communicate with each of the other communication devices of the plurality of communication devices.

A vehicle, comprising:

• a passenger compartment;
• a plurality of communication devices, wherein each communication device of the plurality of communication devices comprises:
• at least one media server;
• at least one wireless data access point, wherein each wireless data access point of the at least one wireless data access point comprises a radio unit of a corresponding at least one radio unit, wherein each radio unit of the at least one radio unit is configured to wirelessly transmit media data from the at least one media server to at least one passenger device;
• and
• at least one radio module, wherein the at least one radio module is configured to wirelessly communicate with each of the other communication devices of the plurality of communication devices.