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:
Nov. 28, 2006
Filed:
Feb. 18, 2003
Applicants:
Simon Reza Saunders, West Sussex, GB;
Daniel Kwan Chong Chew, Surrey, GB;
Inventors:
Simon Reza Saunders, West Sussex, GB;
Daniel Kwan Chong Chew, Surrey, GB;
Assignee:
University of Surrey, Surrey, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
A multifilar helix antenna includes helical antenna filaments, each filament having a square waveform pattern along its length, resulting in reduced axial length. A multifilar helix antenna according to the invention includes helical antenna filaments, each filament incorporating a microstrip spur-line band stop filter enabling multi-band operation.