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:
Oct. 06, 2015
Filed:
May. 20, 2015
Mediatek Singapore Pte. Ltd., Singapore, SG;
Osama K A Shana'a, Singapore, SG;
Eng-Chuan Low, Singapore, SG;
Tieng Ying Choke, Singapore, SG;
Chin-Heng Leow, Singapore, SG;
Yuan Sun, Singapore, SG;
MediaTek Singapore Pte. Ltd., Singapore, SG;
Abstract
A method for controlling a modulation index of a near field communication (NFC) device includes: in a calibration mode of the NFC device, coupling a receiver of the NFC device to a transmitter of the NFC device to form a probing path between the receiver and the transmitter; and in the calibration mode of the NFC device, adjusting at least one portion of a plurality of modulation parameters corresponding to the modulation index according to probed results of outputs of the transmitter, in order to calibrate the modulation index, for use of transmitting through the transmitter in a normal mode of the NFC device. An associated apparatus is also provided.