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:
Mar. 03, 2015
Filed:
Jan. 13, 2011
Applicants:
Shin-fu Chen, Hsinchu, TW;
Ling-wei KE, Hsinchu County, TW;
Ming-fong Lei, Taipei, TW;
Inventors:
Assignee:
Mediatek Inc., Science-Based Industrial Park, Hsin-Chu, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03H 5/00 (2006.01); H03H 7/42 (2006.01); H01F 27/28 (2006.01);
U.S. Cl.
CPC ...
H03H 7/42 (2013.01); H01F 27/28 (2013.01);
Abstract
A transforming circuit includes: a first winding having a first port and a second port operably coupled for a differential signal; and a plurality of second windings, each having a third port and a fourth port operably coupled for a single-ended signal when magnetically coupled to the first winding. When one of the second windings is magnetically coupled to the first winding, each remaining second winding(s) is not magnetically coupled to the first winding.