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.:

US 9819394 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 14, 2017

Filed:

Mar. 07, 2014
Applicant:

Mediatek Singapore Pte. Ltd., Singapore, SG;

Inventors:

Osama K A Shana'a, Singapore, SG;

Ying Chow Tan, Singapore, SG;

Chee-Lee Heng, Singapore, SG;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 5/00 (2006.01);
U.S. Cl.
CPC ...
H04B 5/0031 (2013.01);
Abstract

A method for controlling an antenna network quality factor of an NFC device includes: determining whether a first data rate or a second data rate should be used for data communication during different time intervals, respectively; and when it is determined that the first data rate should be used during a first time interval of the time intervals, controlling a set of internal resistors positioned within a chip of the NFC device to have a first configuration during the first time interval, in order to adjust the antenna network quality factor. More particularly, the method further includes: when it is determined that the second data rate should be used during a second time interval of the time intervals, controlling the set of internal resistors to have a second configuration during the second time interval, in order to adjust the antenna network quality factor. An associated apparatus is also provided.


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