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.:
Date of Patent:
Dec. 16, 2003
Filed:
Sep. 25, 2001
Applicant:
Inventor:
William Duvall, Sudbury, MA (US);
Assignee:
LoJack Corporation, Westwood, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 2/136 ;
U.S. Cl.
CPC ...
G01C 2/136 ;
Abstract
A technique and apparatus for dynamically establishing and varying GeoFencing of a GPS-processor equipped vehicle or the like by providing specialized software and firmware at the vehicle processor to enable internal calculation of shape and size of GeoFences about the vehicle upon commands of the control center station, and without the necessity for such calculation or data point information transmission from the station.
Published as:
US2003060938A1; CA2459257A1; WO03027786A2; AU2002334291A1; WO03027786A3; US6665613B2; TW569161B; EP1433035A2; BR0212805A; CN1559061A; ZA200401788B; CN102081858A;