Kari Leppänen

1.3k total citations · 1 hit paper
42 papers, 918 citations indexed

About

Kari Leppänen is a scholar working on Electrical and Electronic Engineering, Computer Networks and Communications and Aerospace Engineering. According to data from OpenAlex, Kari Leppänen has authored 42 papers receiving a total of 918 indexed citations (citations by other indexed papers that have themselves been cited), including 30 papers in Electrical and Electronic Engineering, 15 papers in Computer Networks and Communications and 6 papers in Aerospace Engineering. Recurrent topics in Kari Leppänen's work include Advanced MIMO Systems Optimization (15 papers), Millimeter-Wave Propagation and Modeling (11 papers) and Indoor and Outdoor Localization Technologies (9 papers). Kari Leppänen is often cited by papers focused on Advanced MIMO Systems Optimization (15 papers), Millimeter-Wave Propagation and Modeling (11 papers) and Indoor and Outdoor Localization Technologies (9 papers). Kari Leppänen collaborates with scholars based in Finland, Netherlands and Sweden. Kari Leppänen's co-authors include Matti Latva‐aho, Federico Clazzer, Andrea Munari, Mário Costa, Mikko Valkama, Petteri Kela, J. A. Zensus, P. J. Diamond, Riku Jäntti and Jussi Turkka and has published in prestigious journals such as The Astrophysical Journal, IEEE Access and IEEE Communications Magazine.

In The Last Decade

Kari Leppänen

39 papers receiving 885 citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Key drivers and research challenges for 6G ubiquitous wireless intelligence

2019 345 citations Matti Latva‐aho, Kari Leppänen et al. elib (German Aerospace Center) profile →

Peers

Countries citing papers authored by Kari Leppänen

Since Specialization

Citations

This map shows the geographic impact of Kari Leppänen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Kari Leppänen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Kari Leppänen more than expected).

Fields of papers citing papers by Kari Leppänen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Kari Leppänen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Kari Leppänen. The network helps show where Kari Leppänen may publish in the future.

Co-authorship network of co-authors of Kari Leppänen

This figure shows the co-authorship network connecting the top 25 collaborators of Kari Leppänen. A scholar is included among the top collaborators of Kari Leppänen based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Kari Leppänen. Kari Leppänen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Novel Wake-up Scheme for Energy-Efficient Low-Latency Mobile Devices in 5G Networks 2020 ·Zenodo (CERN European Organization for Nuclear Research) ·(unknown), K. Heiska, (unknown), Kari Leppänen, Mikko Valkama	0
2	Novel Wake-up Scheme for Energy-Efficient Low-Latency Mobile Devices in 5G Networks 2020 ·IEEE Transactions on Mobile Computing ·(unknown), K. Heiska, (unknown), Kari Leppänen, Mikko Valkama	15
3	Wake-up Radio-Based 5G Mobile Access: Methods, Benefits, and Challenges 2020 ·IEEE Communications Magazine ·(unknown), Petteri Kela, Kari Leppänen, Mikko Valkama	11
4	Key drivers and research challenges for 6G ubiquitous wireless intelligence breakdown → 2019 ·elib (German Aerospace Center) ·Matti Latva‐aho, Kari Leppänen, Federico Clazzer, Andrea Munari	345
5	On the Performance of AoA–Based Localization in 5G Ultra–Dense Networks 2019 ·IEEE Access ·(unknown), (unknown), Riku Jäntti, Kalle Ruttik, Mário Costa, Kari Leppänen	58
6	Localization and Tracking in mmWave Radio Networks using Beam-Based DoD Measurements 2018 ·Trepo - Institutional Repository of Tampere University ·Elizaveta Rastorgueva-Foi, Mike Koivisto, Mikko Valkama, Mário Costa, Kari Leppänen	10
7	Benefits of Positioning-Aided Communication Technology in High-Frequency Industrial IoT 2018 ·IEEE Communications Magazine ·Elena Simona Lohan, Mike Koivisto, Olga Galinina, Sergey Andreev, Antti Tölli, Giuseppe Destino, Mário Costa, Kari Leppänen, Yevgeni Koucheryavy, Mikko Valkama	36
8	Wireless powered wake-up receiver for ultra-low-power devices 2018 ·Trepo - Institutional Repository of Tampere University ·(unknown), K. Heiska, (unknown), Kari Leppänen, Mikko Valkama	11
9	Location Based Beamforming in 5G Ultra-Dense Networks 2016 ·Trepo - Institutional Repository of Tampere University ·Petteri Kela, Mário Costa, Jussi Turkka, Mike Koivisto, Janis Werner, Aki Hakkarainen, Mikko Valkama, Riku Jäntti, Kari Leppänen	49
10	Flexible Backhauling With Massive MIMO for Ultra-Dense Networks 2016 ·IEEE Access ·Petteri Kela, Mário Costa, Jussi Turkka, Kari Leppänen, Riku Jäntti	10
11	Joint User Node Positioning and Clock Offset Estimation in 5G Ultra-Dense Networks 2015 ·2015 IEEE Global Communications Conference (GLOBECOM) ·Janis Werner, Mário Costa, Aki Hakkarainen, Kari Leppänen, Mikko Valkama	25
12	A Novel Radio Frame Structure for 5G Dense Outdoor Radio Access Networks 2015 ·Petteri Kela, Mário Costa, Jussi Salmi, Kari Leppänen, Jussi Turkka, (unknown), (unknown)	47
13	Nokia Instant Community at EPFL: a real-world large-scale wireless peer-to-peer trial 2011 ·Infoscience (Ecole Polytechnique Fédérale de Lausanne) ·Imad Aad, Murtuza Jadliwala, Igor Bilogrevic, (unknown), Jean‐Pierre Hubaux, Philip Ginzboorg, Kari Leppänen	1
14	Awareness networking in wireless environments 2009 ·IEEE Vehicular Technology Magazine ·(unknown), (unknown), (unknown), Kari Leppänen, Andreas Richter, (unknown), Carl Wijting	16
15	VLBI monitoring of a sample of 15 AGN at 22 GHz 2001 ·Astronomy and Astrophysics ·K. Wiik, E. Valtaoja, Kari Leppänen	6
16	PKS 1830–211: VLBA λ7mm Polarization Observations 1998 ·International Astronomical Union Colloquium ·M. A. Garrett, Kari Leppänen, R. W. Porcas, A. R. Patnaik, Sunil Nair, Harri Teräsranta	2
17	Submilliarcsecond Linear Polarization Observations of Water Masers in W51 M 1998 ·The Astrophysical Journal ·Kari Leppänen, (unknown), P. J. Diamond	22
18	Magnetic Field Configuration in 4C 39.25 1998 ·International Astronomical Union Colloquium ·A. Alberdi, (unknown), José L. Gómez, J. M. Marcaide, M. Á. Pérez-Torres, A. J. Kemball, Kari Leppänen, Alan P. Marscher, Anil K. Patnaik, R. W. Porcas	1
19	Non-closing errors in EVN data 1997 ·Vistas in Astronomy ·M. Massi, María Rioja, D. C. Gabuzda, Kari Leppänen, H. S. Sanghera, (unknown), L. Moscadelli	0
20	Linear Polarization Imaging with Very Long Baseline Interferometry at High Frequencies 1995 ·The Astronomical Journal ·Kari Leppänen, J. A. Zensus, P. J. Diamond	77

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact