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. 25, 2017
Filed:
Apr. 26, 2013
Applicant:
Blackberry Limited, Waterloo, CA;
Inventors:
Houssam Kanj, Waterloo, CA;
Huanhuan Gu, Waterloo, CA;
Christopher DeVries, St. Thomas, CA;
James Warden, Fort Worth, TX (US);
Assignee:
BlackBerry Limited, Waterloo, Ontario, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01Q 9/40 (2006.01); H01Q 1/48 (2006.01); H01Q 1/38 (2006.01);
U.S. Cl.
CPC ...
H01Q 9/40 (2013.01); H01Q 1/48 (2013.01); H01Q 1/38 (2013.01); Y10T 29/49016 (2015.01);
Abstract
Embodiments are directed to a balun structure comprising: a monopole antenna, and a microstrip coupled to the monopole antenna and comprising a ground plane modified to include at least two arms. Embodiments are directed to a balun structure comprising: a monopole antenna, and a microstrip coupled to the monopole antenna using a stepwise tapered microstrip feed.