J
Johan Torsner
Researcher at Ericsson
Publications - 167
Citations - 6569
Johan Torsner is an academic researcher from Ericsson. The author has contributed to research in topics: Communications system & Telecommunications link. The author has an hindex of 36, co-authored 163 publications receiving 5957 citations. Previous affiliations of Johan Torsner include Royal Institute of Technology.
Papers
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UNDERSTANDING THE IOT CONNECTIVITY LANDSCAPE: A CONTEMPORARY M2M RADIO TECHNOLOGY ROADMAP The authors address the market-changing phenomenon of the Internet of Things (IoT), which relies on the underlying paradigm of machine-to-machine (M2M) communications to integrate a plethora of various sensors, actuators, and smart meters across a wide spectrum of businesses.
Sergey Andreev,Olga Galinina,Alexander Pyattaev,Mikhail Gerasimenko,Tuomas Tirronen,Johan Torsner,Joachim Sachs,Mischa Dohler,Yevgeni Koucheryavy +8 more
TL;DR: This article addresses the market-changing phenomenon of the Internet of Things, which relies on the underlying paradigm of machine-to-machine (M2M) communications to integrate a plethora of various sensors, actuators, and smart meters across a wide spectrum of businesses.
Patent
Method and system of retransmission
Stefan Parkvall,Johan Torsner +1 more
TL;DR: In this paper, a method and system of transmissions and retransmissions of packet data in a communications system, where the communications system uses switched channels, switching between rates or channels of different characteristics, and connection control and management in such a system.
Journal ArticleDOI
Evolving 3G mobile systems: broadband and broadcast services in WCDMA
TL;DR: The third-generation WCDMA standard has been enhanced to offer significantly increased performance for packet data and broadcast services through the introduction of high-speed downlink packet access, enhanced uplink, and multimedia broadcast multicast services.
Journal ArticleDOI
Non-terrestrial networks in 5G & beyond: A survey
Federica Rinaldi,Helka Liina Määttänen,Johan Torsner,Sara Pizzi,Sergey Andreev,Antonio Iera,Yevgeni Koucheryavy,Giuseppe Araniti +7 more
TL;DR: The state of the art, current 3GPP research activities, and open issues are summarized to highlight the importance of NTN over the wireless communication landscape and future research directions are identified to assess the role ofNTN in 5G and beyond systems.
Journal ArticleDOI
Effects of Heterogeneous Mobility on D2D- and Drone-Assisted Mission-Critical MTC in 5G
Antonino Orsino,Aleksandr Ometov,Gabor Fodor,Dmitri Moltchanov,Leonardo Militano,Sergey Andreev,Osman Nuri Can Yilmaz,Tuomas Tirronen,Johan Torsner,Giuseppe Araniti,Antonio Iera,Mischa Dohler,Yevgeni Koucheryavy +12 more
TL;DR: It is established that the availability of alternative connectivity options, such as D2D links and drone-assisted access, helps meet the requirements of mcMTC applications in a wide range of scenarios, including industrial automation, vehicular connectivity, and urban communications.