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:
Apr. 21, 1998
Filed:
Apr. 11, 1995
Applicant:
Inventors:
Steven H Goldberg, Cupertino, CA (US);
Greg Kremer, San Jose, CA (US);
Paul M Davis, Mountain View, CA (US);
Assignee:
Trimble Navigation Limited, Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
3644495 ; 340990 ; 342450 ;
Abstract
The personal tracking system including the intelligent position determining means coupled with the cellular phone and the base station is disclosed. The base station includes a computer, a modem, and a telephone. The computer further includes base station software for communicating with the mobile unit. The mobile unit transmits the location data to the base station at certain times and at certain locations.
Published as: