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:
Jun. 05, 2012
Filed:
Feb. 12, 2010
Gregory Maher, Cape Elizabeth, ME (US);
Brewster Porcella, Biddeford, ME (US);
Hrvoje Jasa, Scarborough, ME (US);
Gregory Maher, Cape Elizabeth, ME (US);
Brewster Porcella, Biddeford, ME (US);
Hrvoje Jasa, Scarborough, ME (US);
Fairchild Semiconductor Corporation, San Jose, CA (US);
Abstract
This document discusses, among other things, a multiple accessory detection apparatus and methods for identifying accessories coupled to a multi-pin connector of an electronic device. The apparatus can include a first reference generator, a second reference generator, a plurality of switches to couple an output of the second generator to an accessory device and a comparator. The comparator can generate identifying information about the accessory device using the reference information received from the first reference generator and test information received using the second reference generator.