Patent · US Active

I/Q calibration for walking-IF architectures

US8478222B2 · kind B2 · utility

5Cited by

7References

29Claims

0Family size

Assignee

QUALCOMM Incorporated · US

Inventors

Klaas Wortel · Phoenix, US
Rainer Gaethke · San Francisco, US
Vincent Knowles Jones, IV · Redwood Shores, US
James Michael Gardner · Corvallis, US

Key dates

Filing date	Jan 2, 2008
Grant date	Jul 2, 2013
Priority date	—
Expiry date	Mar 8, 2030

Classification

Technology area (CPC H)Electricity
CPC primaryH04L27/3863
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

Systems and methodologies are described that facilitate calibration techniques for a station in a wireless communication system that can be utilized to provide joint estimates for distortion introduced by in-phase and quadrature (I/Q) imbalance and mixing-product modulated images.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.