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. 05, 2016
Filed:
Nov. 17, 2011
Amish Babu, San Francisco, CA (US);
Kartik Lamba, San Francisco, CA (US);
Elliot John Patrick Sather, San Francisco, CA (US);
Adam David Peter Rothschild, San Francisco, CA (US);
Jack Dorsey, San Francisco, CA (US);
James M. Mckelvey, Miami, FL (US);
Amish Babu, San Francisco, CA (US);
Kartik Lamba, San Francisco, CA (US);
Elliot John Patrick Sather, San Francisco, CA (US);
Adam David Peter Rothschild, San Francisco, CA (US);
Jack Dorsey, San Francisco, CA (US);
James M. McKelvey, Miami, FL (US);
Square, Inc., San Francisco, CA (US);
Abstract
A method of transmitting information to a mobile device includes providing a card reader is provided with a read head, a slot for swiping a magnetic stripe of a card and device electronics that includes an analog front-end and a microcontroller. The analog to digital front end is coupled to a processing element in the microcontroller. A raw magnetic head signal is received at the analog to digital front end. The raw magnetic head signal is converted into a processed digital signal that the microcontroller can interpret. An output jack output jack signal is delivered to the mobile device.