The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6985089 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 10, 2006

Filed:

Oct. 24, 2003
Applicants:

Jie Liu, Mountain View, CA (US);

Xue Yang, Urbana, IL (US);

Feng Zhao, Campbell, CA (US);

Inventors:

Jie Liu, Mountain View, CA (US);

Xue Yang, Urbana, IL (US);

Feng Zhao, Campbell, CA (US);

Assignee:

Palo Alto Reserach Center Inc., Palo Alto, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60Q 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method is provided for vehicle to vehicle communication among vehicles having wireless communication links. Upon receiving notification of a sudden change in vehicle behavior, a vehicle broadcasts a priority message to surrounding vehicles within a transmission range. If an emergency event has occurred, a repeat cycle is defined for re-broadcasting the message, and a maximum number of initial repetitions for the message is specified. The message is transmitted repeatedly by a leader vehicle, with a pause between each transmission, until the maximum number of repetitions has been reached.


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Liu, Jie. (2006). Vehicle-to-vehicle communication protocol (U.S. Patent No. 6985089). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6985089

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