G - Physics – 01 – S
Patent
G - Physics
01
S
343/49, 343/50
G01S 13/50 (2006.01) G01S 7/03 (2006.01) G01S 13/88 (2006.01) G01S 13/93 (2006.01) G08B 19/00 (2006.01) G01S 7/02 (2006.01)
Patent
CA 1237798
Abstract of the Disclosure A driver alerting device for a school bus or the like includes a pair of transceivers adapted for mounting at the forward end and below the vehicle. Return wave signals from any object or person within the transceiver range are supplied to the transceiver through an antenna connection. Any resultant doppler shift signal is amplified for driving the audio alarm to alert the driver to the presence of a person or object within the transceiver range.
463069
Dombrowski Anthony E.
Ridout & Maybee Llp
Schreiner Bruce E.
LandOfFree
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