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:
Jul. 09, 2019
Filed:
Mar. 29, 2017
Qualcomm Incorporated, San Diego, CA (US);
Ayush Mittal, Bangalore, IN;
Bhushan Shanti Asuri, San Diego, CA (US);
Krishnaswamy Thiagarajan, Bangalore, IN;
Sameer Vasantlal Vora, San Diego, CA (US);
Mahim Ranjan, San Diego, CA (US);
QUALCOMM Incorporation, San Diego, CA (US);
Abstract
A system includes: a baseband phase generator configured to receive differential in-phase (I) and quadrature (Q) signals and configured to output N phase-shifted baseband signals, wherein N is greater than 4, further wherein the baseband phase generator comprises a plurality of notch filters configured to receive the I and Q signals; and an upconverter configured to receive the phase-shifted baseband signals, to perform mixing on the phase-shifted baseband signals, and to output a differential upconverted signal.