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:
Jun. 16, 2020

Filed:

Oct. 20, 2015
Applicant:

Cambridge Consultants Limited, Cambridge, Cambridgeshire, GB;

Inventors:

Bryan James Donoghue, Cambridge, GB;

Desmond Phillips, Cambridge, GB;

Tan Robert, Cambridge, GB;

Peter-Contesse Herve, Cambridge, GB;

Assignee:

CAMBRIDGE CONSULTANTS LIMITED, Cambridge, Cambridgeshire, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/217 (2006.01); H03F 3/19 (2006.01); H03M 3/00 (2006.01); H04B 1/04 (2006.01); H04B 1/16 (2006.01);
U.S. Cl.
CPC ...
H03F 3/2175 (2013.01); H03F 3/19 (2013.01); H03M 3/422 (2013.01); H03F 2200/171 (2013.01); H03F 2200/331 (2013.01); H03F 2200/451 (2013.01); H03M 3/30 (2013.01); H03M 3/466 (2013.01); H03M 3/47 (2013.01); H03M 3/50 (2013.01); H04B 1/04 (2013.01); H04B 1/16 (2013.01); H04B 2001/0408 (2013.01);
Abstract

A modulator circuit includes a plurality of signal processing branches, each branch having a modulator for performing a delta-sigma modulation of a respective data stream portion in order to generate a modulated signal. The modulator circuit receives an input data stream having a carrier frequency; splits the input data stream into a plurality of data stream portions. Delta-sigma modulation is performed in each branch on a respective data stream portion. The respective modulated signals from each branch are combined to form an output signal for outputting at the carrier frequency.


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