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Tuesday, September 1, 2026

Energy Efficiency Improvements in 3GPP Technologies: From LTE to 5G-Advanced

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Energy efficiency has become one of the most important topics in mobile networks. Operators need to support growing traffic, wider bandwidth...
Friday, August 21, 2026

Multi-Panel UE (MPUE) in 5G and 5G-Advanced

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With the introduction of millimetre-wave spectrum in 5G NR, antenna design at the UE became significantly more complicated. At these higher ...
Tuesday, August 11, 2026

Next Generation eCall Finally Moves to 4G and 5G

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Back in 2022, I wrote about the transition from the original eCall system to Next Generation eCall, or NG eCall. At the time, one of the bi...
Tuesday, July 28, 2026

Why Connectivity on Trains Is Still So Poor

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Anyone who travels regularly by train will recognise the experience. The phone shows a mobile signal, sometimes even 5G, but webpages refuse...
Friday, July 10, 2026

From 3GPP MPS to Wi-Fi 7 EPCS

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Back in January 2011, I wrote about Enhanced Multimedia Priority Service , or eMPS, in 3GPP Release 10. At the time, the focus was on extend...
Monday, June 22, 2026

From Voice-Centric to Data-Driven Critical Communications

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Back in 2024, I came across an excellent GSMA APAC webinar looking at the evolution of critical communications from predominantly voice-cen...
Thursday, June 11, 2026

Release 19 Takes Satellite, NTN and Aerial Connectivity Further

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3GPP Release 19 continues the evolution of 5G-Advanced and, among many other areas, brings important enhancements for satellite access, Non...
Tuesday, May 26, 2026

Mid-Band Spectrum Still Matters for 5G and Beyond

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Mid-band spectrum has become one of the most important parts of the mobile network story. Low-band spectrum is essential for wide-area cover...
Thursday, May 14, 2026

CBRS Comes of Age as a Shared Spectrum Success Story

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The Citizens Broadband Radio Service, better known as CBRS, has often been described as an experiment in spectrum sharing. Based on the late...
Tuesday, April 28, 2026

7 MHz Brings Much Needed Flexibility to 5G NR

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The evolution of channel bandwidths in 5G NR has been relatively conservative compared to earlier generations, but recent developments in 3G...