Systems and methods for drive circuits for dynamic magnetic stripe communications devices
First Claim
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1. A method, comprising:
- supplying a first mute signal to a first drive circuit;
applying power to the first drive circuit after the supplying a first mute signal;
releasing the first mute signal;
supplying a first drive signal to a first wireless communications device;
supplying a second mute signal to a second drive circuit;
applying power to the second drive circuit after the supplying a second mute signal;
releasing the second mute signal; and
supplying a second drive signal to a second wireless communications device.
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Abstract
Dynamic magnetic stripe communications devices are provided as magnetic stripe emulators. A magnetic stripe emulator may include a coil. Drive circuits may be coupled to this coil in order to produce electromagnetic fields from the coil operable to communicate with a magnetic stripe reader.
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Citations
20 Claims
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1. A method, comprising:
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supplying a first mute signal to a first drive circuit; applying power to the first drive circuit after the supplying a first mute signal; releasing the first mute signal; supplying a first drive signal to a first wireless communications device; supplying a second mute signal to a second drive circuit; applying power to the second drive circuit after the supplying a second mute signal; releasing the second mute signal; and supplying a second drive signal to a second wireless communications device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A device, comprising:
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a first wireless communications device; a second wireless communications device; a first drive circuit operable to provide a first drive signal to the first wireless communications device based on a first input signal and a first mute signal; a second drive circuit operable to provide a second drive signal to the second wireless communications devices based on a second input signal and a second mute signal; and a processor. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification