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US 2004/0204822 A1Published application
Vehicle-mounted equipment, information unit, and vehicle-mounted information system
AssigneeMitsubishi Denki Kabushiki Kaisha
InventorsAtsushi Kohno, Yoshihiko Utsui, Mitsuo Shimotani
Life of this patent
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Abstract
When a car navigation unit receives a remotely inputted command transmitted from a personal digital assistant (PDA), the remotely inputted command is interpreted to generate display data. The display data is transmitted to the PDA.
Claims10
A vehicle-mounted equipment comprising:
- command generating means for generating a command corresponding to an input signal;
- receiving means for receiving a command transmitted from an information unit;
- data generating means for generating display data by interpreting the command when the command is outputted from said command generating means or when the command is received by said receiving means;
- display means for, when the command is outputted from said command generating means, displaying a screen, based on the display data generated by said data generating means;
- and
- transmitting means for, when the command is received by said receiving means, transmitting the display data generated by said data generating means to said information unit.
3 more elements
An information unit comprising:
- command generating means for generating a command corresponding to an input signal;
- communication means for transmitting the command outputted from said command generating means to a vehicle-mounted equipment, and for receiving display data transmitted from said vehicle-mounted equipment;
- and
- display means for displaying a screen based on display data received by said communication means.
1 more element
A vehicle-mounted information system comprising:
- a vehicle-mounted equipment which, upon receipt of a command, generates display data by interpreting the command and transmits the display data;
- and
- an information unit which transmits a command corresponding to an input signal and which, upon receipt of the display data from said vehicle-mounted equipment, displays a screen based on the display data.
Dependencies are inferred from the claim text.