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. 04, 2023

Filed:

Feb. 09, 2021
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Sudipto Chakraborty, Plano, TX (US);

Rajiv Joshi, Yorktown Heights, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/00 (2006.01); H04B 1/04 (2006.01); H04B 1/40 (2015.01);
U.S. Cl.
CPC ...
H04B 1/0032 (2013.01); H04B 1/0039 (2013.01); H04B 1/04 (2013.01); H04B 1/0483 (2013.01); H04B 1/40 (2013.01);
Abstract

An apparatus includes a plurality of signal processing stages configured to convert a digital baseband signal into an analog radio frequency signal for transmission. The signal processing stages are configured to be operatively coupled to a positive supply voltage and a negative supply voltage. At least one signal processing stage of the plurality of signal processing stages is configured to generate an analog voltage signal which comprises a voltage level that is outside of a voltage range defined by the positive supply voltage and the negative supply voltage.


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