Quadrature error correction using polynomial models in tone calibration
US9281907B2 · kind B2 · utility
6Cited by
14References
20Claims
0Family size
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Key dates
| Filing date | May 20, 2013 |
| Grant date | Mar 8, 2016 |
| Priority date | — |
| Expiry date | May 14, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B17/391
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
One example embodiment provides a system, apparatus, and method for using polynomial models in tone calibration for quadrature error correction in I/Q receivers. In one example embodiment, method for calibrating an I/Q receiver is provided and includes receiving a first mismatch parameter indicating a mismatch between I and Q channels of the I/Q receiver; and estimating a second mismatch parameter from the first mismatch parameter using a polynomial model.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.