US 12,112,309 B2
Systems and methods for communicating with a magnetic reader head
David C. Brown, Dardenne Prairie, MO (US); Simon Blythe, Ely (GB); Deborah M. Kimberg, Chesterfield, MO (US); and Mostafa Hussein Sabet, Greenwich, CT (US)
Assigned to MASTERCARD INTERNATIONAL INCORPORATED, Purchase, NY (US)
Filed by MASTERCARD INTERNATIONAL INCORPORATED, Purchase, NY (US)
Filed on Jul. 17, 2023, as Appl. No. 18/222,909.
Application 18/222,909 is a continuation of application No. 17/008,049, filed on Aug. 31, 2020, granted, now 11,704,654.
Application 17/008,049 is a continuation of application No. 16/185,996, filed on Nov. 9, 2018, granted, now 10,762,491, issued on Sep. 1, 2020.
Application 16/185,996 is a continuation of application No. 15/647,113, filed on Jul. 11, 2017, granted, now 10,127,543, issued on Nov. 13, 2018.
Application 15/647,113 is a continuation of application No. 15/064,429, filed on Mar. 8, 2016, granted, now 9,727,855, issued on Aug. 8, 2017.
Application 15/064,429 is a continuation of application No. 14/698,657, filed on Apr. 28, 2015, granted, now 9,305,294, issued on Apr. 5, 2016.
Application 14/698,657 is a continuation of application No. 13/436,033, filed on Mar. 30, 2012, granted, now 9,165,293, issued on Oct. 20, 2015.
Prior Publication US 2023/0360016 A1, Nov. 9, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. G06Q 20/32 (2012.01); G06Q 20/20 (2012.01); G06Q 20/34 (2012.01)
CPC G06Q 20/322 (2013.01) [G06Q 20/20 (2013.01); G06Q 20/347 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A portable computing device for transmitting transaction card data to a merchant point-of-sale (POS) device, said portable computing device comprising:
a memory device for storing data; a processor; and
a transmitter, said processor in communication with said memory device and said transmitter, said portable computing device programmed to:
receive the transaction card data that mimics data stored within a magnetic stripe associated with a transaction card;
convert the transaction card data to a first data file for storage within said memory device;
transmit the first data file to said transmitter; and
transmit a first waveform from said transmitter to the POS device, wherein the first waveform comprises changes in a magnetic field that represent the transaction card data.