no code implementations • 20 Sep 2021 • Alexander Paulus, Josef Knapp, Jonas Kornprobst, Thomas F. Eibert
Most methods tackling the phase retrieval problem of magnitude-only antenna measurements suffer from unrealistic sampling requirements, from unfeasible computational complexities, and, most severely, from the lacking reliability of nonlinear and nonconvex formulations.
no code implementations • 20 May 2021 • Josef Knapp, Alexander Paulus, Jonas Kornprobst, Uwe Siart, Thomas F. Eibert
Phase retrieval problems in antenna measurements arise when a reference phase cannot be provided to all measurement locations.
no code implementations • 12 Nov 2020 • Alexander Paulus, Jonas Kornprobst, Josef Knapp, Thomas F. Eibert
A linear and thus convex phase retrieval algorithm for the application in phaseless near-field far-field transformations is presented.
no code implementations • 7 Feb 2020 • Jonas Kornprobst, Alexander Paulus, Josef Knapp, Thomas F. Eibert
We propose several formulations of the corresponding phase retrieval problem.