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:
Aug. 12, 2014
Filed:
Jun. 22, 2009
Applicants:
William C. Bohne, Lawrenceville, GA (US);
John W. Oglesbee, Watkinsville, GA (US);
Inventors:
William C. Bohne, Lawrenceville, GA (US);
John W. Oglesbee, Watkinsville, GA (US);
Assignee:
Motorola Solutions, Inc., Schaumburgh, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 1/38 (2006.01); H04B 1/04 (2006.01);
U.S. Cl.
CPC ...
H04B 1/04 (2013.01);
Abstract
An intrinsic safety approach is provided for a battery powered communication device. Sparking is prevented at radio contacts during attachment and removal of a battery () from a radio () through the use of switches () to isolate the radio capacitors from the radio contacts and/or dissipate energy from the radio capacitor through a discharge resistor ().