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US 2003/0141967 A1Published application
Automobile alarm system
OwnerIsao Aichi, Yoshihisa Satoinventors
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Abstract
An alarm system is provided which may be employed as an automotive anti-collision, a door safety system, etc. The alarm system works to detect a preselcted warning event associated with an automotive vehicle, determine a warning location where the warning event has occurred, and control outputs of speakers installed at different portions of the vehicle to produce a virtual sound source at the warning location so that a vehicle operator may perceive an alarm sound as being outputted from the virtual sound source and know the warning location correctly.
Claims21
An alarm system for a vehicle comprising:
- an alarm disposed within a cabin of the vehicle which works to output an alarm sound;
- a warning event detector detecting a preselcted warning event associated with the vehicle to provide a warning signal indicative thereof;
- a warning location determining circuit responsive to the warning signal from said warning event detector to determine a warning location where the warning event has occurred;
- and
- an alarm controller controlling said alarm to produce a virtual sound source at the warning location as determined by said warning location determining circuit so that a vehicle occupant perceives the alarm sound as being outputted from the virtual sound source.
2 more elements
Dependencies are inferred from the claim text.