Card reader with passive ID circuit

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10007813
SERIAL NO

15066496

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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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.

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Patent Owner(s)

Patent OwnerAddress
BLOCK INC1455 MARKET ST SAN FRANCISCO CA 94103

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Babu, Amish San Francisco, US 35 1447
Dorsey, Jack San Francisco, US 92 5108
Lamba, Kartik Berkeley, US 41 1125
McKelvey, James M Miami, US 40 2186
Rothschild, Adam David Peter San Francisco, US 13 602
Sather, Elliot John Patrick San Francisco, US 9 532

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