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:
Mar. 03, 1992
Filed:
Apr. 25, 1990
Applicant:
Inventor:
Keith A Chanroo, Coral Springs, FL (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04Q / ;
U.S. Cl.
CPC ...
455 33 ; 455 34 ; 379 59 ;
Abstract
A three dimensional cellular communication system comprising a plurality of cells arranged in a multi-level environment to reduce interference and improve frequency reuse in both horizontal and vertical directions by offsetting cells stacked on different levels of the multi-level environment.