Patent · US Active

Radio frequency transceiver

US10931316B2 · kind B2 · utility

0Cited by

14References

17Claims

0Family size

Assignee

Sivers Ima AB · SE

Inventor

Mats Carlsson · Bälinge, SE

Key dates

Filing date	Apr 11, 2019
Grant date	Feb 23, 2021
Priority date	—
Expiry date	Apr 11, 2039

Classification

Technology area (CPC H)Electricity
CPC primaryH04L27/364
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

A radio frequency transceiver is disclosed herein. The radio frequency transceiver comprises a transmitter, a receiver comprising a full complex mixer capable of operating as a frequency down-converter, and an in-phase and quadrature (IQ) imbalance calibration module. The IQ imbalance calibration module is connected with (e.g., only connected with) the transmitter. The IQ imbalance calibration module is arranged calibrate the transmitter to reduce its IQ imbalance. The IQ imbalance calibration module is not arranged calibrate the receiver. Use of the full complex mixer in the receiver eliminates the need for calibrating the receiver.

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