Spatial Signal Design for Positioning via End-to-End Learning
Steven Rivetti, José Miguel Mateos-Ramos, Yibo Wu, Jinxiang Song, Musa Furkan Keskin, Vijaya Yajnanarayana, Christian Häger, Henk Wymeersch
Abstract
This letter considers the problem of end-to-end (E2E) learning for joint optimization of transmitter precoding and receiver processing for mmWave downlink positioning. Considering a multiple-input single-output (MISO) scenario, we propose a novel autoencoder (AE) architecture to estimate user equipment (UE) position with multiple base stations (BSs) and demonstrate that E2E learning can match model-based design, both for angle-of-departure (AoD) and position estimation, under ideal conditions without model deficits and outperform it in the presence of hardware impairments.
Topics & Concepts
Computer scienceEnd-to-end principleTelecommunications linkAutoencoderBase stationTransmitterUser equipmentPrecodingJoint (building)Position (finance)Real-time computingArtificial intelligenceDeep learningTelecommunicationsBeamformingEngineeringMIMOChannel (broadcasting)EconomicsFinanceArchitectural engineeringIndoor and Outdoor Localization TechnologiesDirection-of-Arrival Estimation TechniquesMillimeter-Wave Propagation and Modeling