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.

Date of Patent:
Sep. 01, 2015

Filed:

May. 20, 2014
Applicant:

Mediatek Inc., Hsin-Chu, TW;

Inventors:

Wen-Chieh Wang, Tainan, TW;

Chi-Hsueh Wang, Kaohsiung, TW;

Hsiang-Hui Chang, Miaoli County, TW;

I-Wen Liu, Kaohsiung, TW;

Khurram Muhammad, Winston-Salem, NC (US);

Chih-Ming Hung, Mckinney, TX (US);

Assignee:

MEDIATEK INC., Science-Based Industrial Park, Hsin-Chu, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 27/00 (2006.01); H03K 19/0175 (2006.01); H03F 3/217 (2006.01); H04L 27/34 (2006.01); H04B 1/04 (2006.01); H04W 24/02 (2009.01); H04L 25/02 (2006.01); H04L 25/08 (2006.01); H03M 1/12 (2006.01); H04L 7/00 (2006.01); G01R 21/06 (2006.01); G01R 23/00 (2006.01); H03F 1/24 (2006.01); H04L 27/20 (2006.01);
U.S. Cl.
CPC ...
H03K 19/017509 (2013.01); G01R 21/06 (2013.01); G01R 23/00 (2013.01); H03F 1/24 (2013.01); H03F 3/2178 (2013.01); H03K 19/017581 (2013.01); H03M 1/12 (2013.01); H04B 1/04 (2013.01); H04B 1/0475 (2013.01); H04L 7/0037 (2013.01); H04L 7/0091 (2013.01); H04L 25/028 (2013.01); H04L 25/08 (2013.01); H04L 27/2053 (2013.01); H04L 27/2067 (2013.01); H04L 27/3411 (2013.01); H04L 27/3444 (2013.01); H04W 24/02 (2013.01); H03F 2203/21154 (2013.01); H04B 2001/045 (2013.01); H04B 2001/0408 (2013.01);
Abstract

A digital transmitter includes: a plurality of adjustable delay lines arranged to delay a plurality of digital input signals by a plurality of delay times to generate a plurality of delayed digital input signals respectively; a plurality of converting devices arranged to convert the plurality of delayed digital input signals into a plurality of converting signals respectively; and a calibration device arranged to adjust a delay time of at least one adjustable delay line in the plurality of adjustable delay lines to make the plurality of converting devices convert the plurality of delayed digital input signals at respective desire time points.


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