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:
Apr. 12, 2016

Filed:

Aug. 26, 2014
Applicant:

Mediatek Singapore Pte. Ltd., Singapore, SG;

Inventors:

Neric Fong, Santa Clara, CA (US);

Siu-Chuang Ivan Lu, San Jose, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/26 (2006.01); H03D 7/14 (2006.01);
U.S. Cl.
CPC ...
H03D 7/1483 (2013.01); H03D 7/1458 (2013.01);
Abstract

A frequency and phase conversion circuit and wireless communication unit for supporting a plurality of different duty cycles is described. The frequency and phase conversion circuit comprises: a local oscillator module comprising a plurality of frequency conversion modules arranged to receive at least one input clock signal wherein a plurality of phases of the at least one input clock signal are selectable to support a plurality of different duty cycle clock signals; and at least one frequency conversion module comprising a plurality of mixer arrangements configured to receive at least one baseband input signal and the selected plurality of phases of the at least one input clock signal and output a frequency and phase converted representation of the at least one baseband input signal, wherein at least one of the plurality of mixer arrangements is re-used in a plurality of the selectable supportable duty cycles.


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