US 6,982,635 B2 | ||
Technique for assisting a vehicle user to make a turn | ||
Michael L. Obradovich, San Clemente, Calif. (US) | ||
Assigned to American Calcar Inc., Wilmington, Del. (US) | ||
Appl. No. 10/380,449 PCT Filed Sep. 20, 2001, PCT No. PCT/US01/29425 § 371(c)(1), (2), (4) Date Mar. 10, 2003, PCT Pub. No. WO02/25291, PCT Pub. Date Mar. 28, 2002. |
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Claims priority of provisional application 60/283685, filed on Apr. 13, 2001. | ||
Claims priority of provisional application 60/234134, filed on Sep. 21, 2000. | ||
Prior Publication US 2004/0036601 A1, Feb. 26, 2004 | ||
Int. Cl. B60Q 1/00 (2006.01); G08G 1/16 (2006.01) |
U.S. Cl. 340—439 | 16 Claims |
1. A method for assisting a user of a vehicle to make a turn around an object comprising:
detecting the object;
measuring a first distance that the vehicle has been traveling since the time of detecting the object;
measuring a second distance from a side of the vehicle to the object;
determining a third distance before the vehicle turns as a function of at least the second distance; and
instructing the user to make the turn when the first distance exceeds the third distance.
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