695 citations · 992 across the 19 of their papers we have counts for
20 papers
Indoor Sensing with Measurements
Vijaya Yajnanarayana, Philipp Geuer, Satyam Dwivedi
The cellular wireless networks are evolving towards acquiring newer capabilities, such as sensing, which will support novel use cases and applications. Many of these require indoor…
Bi-Static Sensing in OFDM Wireless Systems for Indoor Scenarios
Vijaya Yajnanarayana, Philipp Geuer
The sixth generation (6G) systems will likely employ orthogonal frequency division multiplexing (OFDM) waveform for performing the joint task of sensing and communication. In this…
6G Positioning and Sensing Through the Lens of Sustainability, Inclusiveness, and Trustworthiness
Henk Wymeersch, Hui Chen, Hao Guo +8
6G promises a paradigm shift by integrating positioning and sensing, enhancing not only the communication performance but also enabling location- and context-aware services. Histor…
Positioning and Sensing in 6G: Gaps, Challenges, and Opportunities
Ali Behravan, Vijaya Yajnanarayana, Musa Furkan Keskin +8
Among the key differentiators of 6G compared to 5G will be the increased emphasis on radio based positioning and sensing. These will be utilized not only for conventional location-…
Multistatic Sensing of Passive Targets Using 6G Cellular Infrastructure
Vijaya Yajnanarayana, Henk Wymeersch
Sensing using cellular infrastructure may be one of the defining feature of sixth generation (6G) wireless systems. Wideband 6G communication channels operating at higher frequency…
Spatial Signal Design for Positioning via End-to-End Learning
Steven Rivetti, Josè Miguel Mateos-Ramos, Yibo Wu +5
This letter considers the problem of end-to-end learning for joint optimization of transmitter precoding and receiver processing for mmWave downlink positioning. Considering a mult…
End-to-End Learning for Integrated Sensing and Communication
José Miguel Mateos-Ramos, Jinxiang Song, Yibo Wu +4
Integrated sensing and communication (ISAC) aims to unify radar and communication systems through a combination of joint hardware, joint waveforms, joint signal design, and joint s…
Joint Scatterer Localization and Material Identification Using Radio Access Technology
Yi Geng, Deep Shrestha, Vijaya Yajnanarayana +2
Cellular network technologies and radar sensing technologies have been developing in parallel for decades. Instead of developing two individual technologies, the 6G cellular networ…
Proactive Mobility Management of UEs using Sequence-to-Sequence Modeling
Vijaya Yajnanarayana
Beyond 5G networks will operate at high frequencies with wide bandwidths. This brings both opportunities and challenges. Opportunities include high throughput connectivity with low…
Integration of Communication and Sensing in 6G: a Joint Industrial and Academic Perspective
Henk Wymeersch, Deep Shrestha, Carlos Morais de Lima +11
6G will likely be the first generation of mobile communication that will feature tight integration of localization and sensing with communication functionalities. Among several wor…
AI Based Landscape Sensing Using Radio Signals
Vijaya Yajnanarayana, Dongdong Huang, Deep Shrestha +3
In many sensing applications, typically radio signals are emitted by a radar and from the bounced reflections of the obstacles, inference about the environment is made. Even though…
Uplink Channel Impulse Response Based Secondary Carrier Prediction
Prayag Gowgi, Vijaya Yajnanarayana
A typical handover problem requires sequence of complex signaling between a UE, the serving, and target base station. In many handover problems the down link based measurements are…
5G Handover using Reinforcement Learning
Vijaya Yajnanarayana, Henrik Rydén, László Hévizi
In typical wireless cellular systems, the handover mechanism involves reassigning an ongoing session handled by one cell into another. In order to support increased capacity requir…
Interference Mitigation Methods for Unmanned Aerial Vehicles Served by Cellular Networks
Vijaya Yajnanarayana, Y. -P. Eric Wang, Shiwei Gao +2
A main challenge in providing connectivity to the low altitude unmanned aerial vehicles (UAVs) through existing cellular network arises due to the increased interference in the net…
Mobile-Network Connected Drones: Field Trials, Simulations, and Design Insights
Xingqin Lin, Richard Wiren, Sebastian Euler +8
Drones are becoming increasingly used in a wide variety of industries and services and are delivering profound socioeconomic benefits. Technology needs to be in place to ensure saf…
The Sky Is Not the Limit: LTE for Unmanned Aerial Vehicles
Xingqin Lin, Vijaya Yajnanarayana, Siva D. Muruganathan +6
Many use cases of unmanned aerial vehicles (UAVs) require beyond visual line-of-sight (LOS) communications. Mobile networks offer wide area, high speed, and secure wireless connect…
Compressive Sampling Based UWB TOA Estimator
Vijaya Yajnanarayana, Peter Handel
This paper proposes two compressive sampling based time of arrival (TOA) estimation algorithms using a sub-Nyquist rate receiver. We also describe a novel compressive sampling dict…
Multi Detector Fusion of Dynamic TOA Estimation using Kalman Filter
Vijaya Yajnanarayana, Satyam Dwivedi, Peter Händel
In this paper, we propose fusion of dynamic TOA (time of arrival) from multiple non-coherent detectors like energy detectors operating at sub-Nyquist rate through Kalman filtering.…
IR-UWB Detection and Fusion Strategies using Multiple Detector Types
Vijaya Yajnanarayana, Satyam Dwivedi, Peter Händel
Optimal detection of ultra wideband (UWB) pulses in a UWB transceiver employing multiple detector types is proposed and analyzed in this paper. We propose several fusion techniques…
Optimal Scheduling for Interference Mitigation by Range Information
Vijaya Yajnanarayana, Klas E. G. Magnusson, Rasmus Brandt +2
The multiple access scheduling decides how the channel is shared among the nodes in the network. Typical scheduling algorithms aims at increasing the channel utilization and thereb…