Wireless Future
Episodes
50. The New Wave of Satellite Communications
13 Jun 2026
Contributed by Lukas
In episode fifty, Erik G. Larsson and Emil Björnson leave Earth to take a closer look at the new advancements in satellite communications. Constellat...
49. Insights from the NYU Wireless Workshop
13 May 2026
Contributed by Lukas
The NYU Wireless Workshop this year was a lively scientific event, where the future of wireless technology was debated. Erik G. Larsson was among the ...
48. Non-Uniform Antenna Arrays and Movable Antennas
28 Mar 2026
Contributed by Lukas
Antenna arrays are used everywhere to enhance the wireless signal quality through beamforming and aperture gains. A common practice is to arrange ante...
47. Everyone Talks About Integrated Sensing and Communications
23 Feb 2026
Contributed by Lukas
Almost every 6G-related keynote speech at scientific conferences focuses on ISAC: Integrated sensing and communications. In this episode, Erik G. Lars...
46. Are Reconfigurable Intelligent Surfaces Ready for the World?
18 Jan 2026
Contributed by Lukas
One of the first topics covered in this podcast was reconfigurable intelligent surfaces (RIS). Five years later, Erik G. Larsson and Emil Björnson re...
45. A Vision of Ubiquitous Connectivity
28 May 2025
Contributed by Lukas
“6G should be for the many, not the few” is the final sentence of a recent book by William Webb. In this episode, Erik G. Larsson and Emil Björns...
44. Rethinking Wireless Repeaters
22 Apr 2025
Contributed by Lukas
Coverage holes exist in cellular networks despite decades of wireless technology evolution, but new potential solutions are on the horizon. In this ep...
43. Ten Things That Are Missing in Many Textbooks
13 Mar 2025
Contributed by Lukas
There are many textbooks to choose between when learning the basics of wireless communications. In this episode, Erik G. Larsson and Emil Björnson di...
42. The Contours of 6G are Taking Shape
13 Feb 2025
Contributed by Lukas
Even if the 6G standardization is just beginning, the last five years of intensive research have illuminated the contours of the next-generation techn...
41. 6G in the Upper Mid-Band
07 Jan 2025
Contributed by Lukas
New cellular network deployments are often associated with new frequency bands. 6G will likely use the upper mid-band from 7-24 GHz. It is called the ...
40. Synchronization of Massive Antenna Arrays
04 Apr 2024
Contributed by Lukas
Many textbook models of communication systems assume that the transmitter and receiver are synchronized in time, frequency, and phase. Achieving and m...
39. Radio Stripes at Terahertz (With Parisa Aghdam)
29 Feb 2024
Contributed by Lukas
Massive bandwidths are available in the sub-terahertz bands, but the coverage of a cellular network exploiting those frequencies will be spotty. The 6...
38. Things We Learned at the 6G Symposium
09 Jan 2024
Contributed by Lukas
Many topics are studied within the 6G research community, from hardware design to algorithms, protocols, and services. Erik G. Larsson and Emil Björn...
37. Wireless Future Panel Discussion (Live Podcast)
23 Nov 2023
Contributed by Lukas
We celebrate the three-year anniversary of the podcast with a live recording from the Wireless Future Symposium that was held in September 2023. A pan...
36. 6G from an Operator Perspective
20 Sep 2023
Contributed by Lukas
It is easy to get carried away by futuristic 6G visions, but what matters in the end is what technology and services the telecom operators will deploy...
35. Ten Challenges on the Road to 6G
29 Apr 2023
Contributed by Lukas
The main directions for 6G research have been established and include pushing the communication to higher frequency bands, creating smart radio enviro...
34. How to Achieve 1 Terabit/s over Wireless?
24 Jan 2023
Contributed by Lukas
The speed of wired optical fiber technology is soon reaching 1 million megabits per second, also known as 1 terabit/s. Wireless technology is improvin...
33. Reproducible Wireless Research
21 Dec 2022
Contributed by Lukas
Research is carried out to obtain new knowledge, find solutions to pertinent problems, and challenge the researchers’ abilities. Two key aspects of ...
32. Information-Theoretic Foundations of 6G (With Giuseppe Caire)
22 Nov 2022
Contributed by Lukas
Information theory is the research discipline that establishes the fundamental limits for information transfer, storage, and processing. Major advance...
31. Analog Modulation and Over-the-Air Aggregation
29 Jun 2022
Contributed by Lukas
A wave of digitalization is sweeping over the world, but not everything benefits from a transformation from analog to digital methods. In this episode...
30. The Sionna Library for Link-Level Simulations (With Jakob Hoydis)
30 May 2022
Contributed by Lukas
Many assumptions must be made when simulating a communication link, including the modulation format, channel coding, multi-antenna transmission scheme...
29. Six 6G Technologies: The cases for and against
11 May 2022
Contributed by Lukas
The research towards 6G is intense and many new technology components are being proposed by academia and industry. In this episode, Erik G. Larsson an...
28. Ultra-Reliable Low-Latency Communication (With Petar Popovski)
02 Mar 2022
Contributed by Lukas
The reliability of an application is determined by its weakest link, which often is the wireless link. Channel coding and retransmissions are traditio...
27. Open Air Interface (With Florian Kaltenberger)
16 Feb 2022
Contributed by Lukas
Mobile network technology builds on open standards, but it is nevertheless a major effort to implement the required software protocols and interface t...
26. Network Slicing
02 Feb 2022
Contributed by Lukas
In the near future, we will be able to deploy new wireless networks without installing new physical infrastructure. The networks will instead be virtu...
25. What Models are Useful?
19 Jan 2022
Contributed by Lukas
The statistician George Box famously said that “All models are wrong, but some are useful”. In this episode, Emil Björnson and Erik G. Larsson di...
24. Q&A With 5G and 6G Predictions
03 Jan 2022
Contributed by Lukas
In this episode, Emil Björnson and Erik G. Larsson answer ten questions from the listeners. The common theme is predictions of how 5G will evolve and...
23. Wireless Localization and Sensing (With Henk Wymeersch)
22 Dec 2021
Contributed by Lukas
For each wireless generation, we are using more bandwidth and more antennas. While the primary reason is to increase the communication capacity, it al...
22. Being Near or Far in Wireless
08 Dec 2021
Contributed by Lukas
Wireless signals look different when observed near to versus far from the transmitter. The notions of near and far also depend on the physical size of...
21. Wireless Coverage Without Beamforming
24 Nov 2021
Contributed by Lukas
The latest wireless technologies rely heavily on beamformed data transmissions, implemented using antenna arrays. Since the signals are spatially dire...
20. Wireless Solutions for the Internet of Things (With Liesbet Van der Perre)
10 Nov 2021
Contributed by Lukas
Many objects around us are embedded with sensors and processors to create the Internet of Things (IoT). Wireless connectivity is an essential componen...
19. Future of Multi-Antenna Technology and Spectrum (With Thomas Marzetta)
27 Oct 2021
Contributed by Lukas
How far is the capacity of wireless networks from the limits imposed by nature? To seek an answer to this question, Erik G. Larsson and Emil Björnson...
18. Ever-Present Intelligent 6G Communications (With Magnus Frodigh)
06 Jul 2021
Contributed by Lukas
Many individuals are speculating about 6G, but in this episode, you will hear the joint vision of 700+ researchers at Ericsson. Erik G. Larsson and Em...
17. Energy-Efficient Communications
22 Jun 2021
Contributed by Lukas
The wireless data traffic grows by 50% per year which implies that the energy consumption in the network equipment is also growing steadily. This rais...
16. 6G and the Physical Layer (with Angel Lozano)
21 May 2021
Contributed by Lukas
The research community’s hype around 5G has quickly shifted to hyping the next big thing: 6G. This raises many questions: Did 5G become as revolutio...
15. Wireless for Machine Learning (with Carlo Fischione)
07 May 2021
Contributed by Lukas
Machine learning builds on the collection and processing of data. Since the data often are collected by mobile phones or internet-of-things devices, t...
14. Q/A on MIMO, NOMA, and THz Communications
21 Apr 2021
Contributed by Lukas
In this episode, Emil Björnson and Erik G. Larsson answer questions from the listeners on the topics of distributed MIMO, THz communications, and non...
13. Distributed and Cell-Free Massive MIMO
07 Apr 2021
Contributed by Lukas
Wireless devices normally connect to a single access point, deployed at one location. The access points are deployed sparsely to create large cell reg...
12. Privacy and Security in Connectivity (with Panos Papadimitratos)
24 Mar 2021
Contributed by Lukas
The data that flows through wireless networks are protected by encryption, but there are anyway privacy and security issues inherent in wireless techn...
11. Non-Orthogonal Multiple Access
10 Mar 2021
Contributed by Lukas
The wireless medium must be shared between multiple devices that want to access various services simultaneously. To avoid interference, the devices ha...
10. Reaching the Terabit/s Goal
24 Feb 2021
Contributed by Lukas
5G promises peak data speeds above 1 gigabit per second. Looking further into the future, will wireless technology eventually deliver 1 terabit per se...
9. Q/A on Reconfigurable Intelligent Surfaces
10 Feb 2021
Contributed by Lukas
In this episode, Emil Björnson and Erik G. Larsson answer questions from the listeners on the topic of reconfigurable intelligent surfaces. Some exam...
8. Analog versus Digital Beamforming (with Bengt Lindoff)
27 Jan 2021
Contributed by Lukas
The new 5G millimeter wave systems make use of classical analog beamforming technology. It is often claimed that digital beamforming cannot be used in...
7. Machine Learning for Wireless
13 Jan 2021
Contributed by Lukas
What role will machine learning play in wireless communications? In this episode, Emil Björnson and Erik G. Larsson begin by discussing the fundament...
6. Q/A on Massive MIMO
30 Dec 2020
Contributed by Lukas
In this New Year's special, Erik G. Larsson and Emil Björnson answer questions from the listeners on the topic of Massive MIMO. Some examples are: Ho...
5. Millimeter Wave Communication
16 Dec 2020
Contributed by Lukas
What happened to millimeter wave communications? It is often described as synonymous with 5G, but barely any of the brand new 5G networks make use of ...
4. Is Wireless Technology Secure?
02 Dec 2020
Contributed by Lukas
We are creating a society that is increasingly reliant on access to wireless connectivity. In Sweden, you can barely pay for parking without a mobile ...
3. Reconfigurable Intelligent Surfaces
18 Nov 2020
Contributed by Lukas
The research towards 6G has already been initiated. One of the most hyped concepts in the research community is “reconfigurable intelligent surfaces...
2. Myths About Massive MIMO
04 Nov 2020
Contributed by Lukas
There are often hypes and speculations around new wireless technologies, including “Massive MIMO”, which is the key new feature in 5G. In 2015, Em...
1. Massive MIMO: Where Do We Stand?
15 Oct 2020
Contributed by Lukas
In the first episode of “Wireless Future”, Erik G. Larsson and Emil Björnson talk about the brand new 5G networks and what role the technology co...