receiver I Q imbalance Tone test, sensitivity analysis, and the universal software radio peripheral

FREE-DOWNLOAD P Handel… – Instrumentation and Measurement, …, 2010
Abstract—The problem of determining the gain imbalance, quadrature skew, and local oscillator
leakage of contemporary ra- dio frequency receivers by tone test is considered. A least squares
approach for indirect estimation of the sought-for parameters is proposed, which is linear