PORTABLE COMMUNICATION DEVICE FOR VEHICLES Russian patent published in 2003 - IPC

FIELD: mobile radiophones. SUBSTANCE: portable communication device for motor cars noted for advanced ergonomics, nice appearance, and improved performance characteristics has vehicle-installed base unit incorporating global network transceiver for communication with beyond-the-vehicle station, control unit disposed in vehicle at certain distance from base unit, and local network for establishing communication link between base unit and control unit. Local network is designed to exchange control and data signals between base unit and control unit. Control unit has push-button panel for entering commands and data transferred to base unit through local network and data display for user. Control unit can also include loudspeaker and microphone. As an alternative loudspeaker and microphone may be disposed in distant sound unit connected to base unit through local network. Control unit can be, for example, built in steering wheel of vehicle and base unit is hidden in luggage boot or under vehicle seat. EFFECT: enlarged functional capabilities, facilitated installation, wiring, and maintenance. 17 cl, 13 dwg