Apparatus and method for enabling near field communication...

Details Apparatus and method for enabling near field communication... Apparatus and method for enabling near field communication...

2011-03-22

2011-03-22

Lee, John (Department: 2618)

Telecommunications

Receiver or analog modulated signal frequency converter

With particular receiver circuit

C455S343500, C455S572000, C455S041100

Reexamination Certificate

active

07912441

ABSTRACT:
An apparatus and method for enabling a Near Field Communications (NFC) equipment integrated into a portable communications device, such that when the portable communications device's battery is low the residual charge of the battery is used to power the NFC equipment to enable various NFC applications without causing damage to the battery or portable communications device.

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patent: 2009/0291634 (2009-11-01), Saarisalo
PCT Search Report and Written Opinion, PCT/US2008/084179, dated Jul. 17, 2009, pp. 1-11.
Jean-Frabcois Durix & Jean-Philippe Audic, “Extracting Power From the Field On Contactless-Enabled Mobile Phones”, Nov. 10, 2006.

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