In a radio system for transmitting information channels A1, A2, A3 to radio receivers, the information channels A1, A2, A3 are transmitted in parallel over a number of data channels, each using different transmission standards. A radio receiver selects a transmission standard based on the type of its energy supply.

 
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< System, method and computer program product for receiving data from a satellite radio network

< Data acquisition system and mobile terminal

> Handoff method comprising network control apparatus that receives data packets from both the core network and the other network control apparatus wherein said received data packets will be transformed into wireless data

> Polar modulating circuit, polar coordinate modulating method, integrated circuit and radio transmission device
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