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, 2015
Filed:
Jun. 03, 2014
Applicant:
Blackberry Limited, Waterloo, CA;
Inventors:
Assignee:
BlackBerry Limited, Waterloo, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 5/00 (2006.01); G06F 1/16 (2006.01);
U.S. Cl.
CPC ...
G06F 1/1633 (2013.01);
Abstract
An electrical assembly having controlled impedance signal traces and a portable electronic device comprising an electrical assembly having controlled impedance signal traces are provided. In accordance with one embodiment, there is provided a portable electronic device, comprising an electrical assembly, comprising: a chassis made from a conductive material and forming a first ground plane; a first dielectric substrate layer overlaying the chassis; a first signal trace overlaying the first dielectric substrate layer; and a second dielectric layer overlaying the first signal trace.