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T-Mobile: Uplink is the next big thing

by Mike Thelander | May 7, 2025 | Uncategorized

Thelander said he doesn’t read too much into Nokia’s involvement here. “It doesn’t surprise me that they made this announcement with Nokia versus Ericsson.

Verizon launches network slice for public safety

by Mike Thelander | Apr 23, 2025 | Uncategorized

In recent tests, wireless network research company Signals Research Group (SRG) found that T-Mobile’s first responder efforts are paying off.

US Operators Encounter Limits of 5G on mmWave Spectrum

by Mike Thelander | Mar 27, 2019 | News, Uncategorized

SDX Central Matt Kapko March 27, 2019 Millimeter wave (mmWave) spectrum, for better or worse, is going to play a critical role in 5G networks. As such, operators will encounter many challenges as they engineer their networks to reach a level of availability and...

Verizon has deployed fixed 5G gear in 10+ U.S. cities—but it may not adhere to 3GPP standards

by Mike Thelander | Jan 5, 2017 | News, Uncategorized

There have already been indications that Verizon’s 5GTF specifications wouldn’t adhere to the 3GPP’s forthcoming 5G standards. In October, Signals Research Group founder Michael Thelander said…

Verizon’s version of 5G not compatible with 3GPP’s current specs – or easily upgradeable: report

by Mike Thelander | Oct 28, 2016 | News, Uncategorized

Michael Thelander, who has been involved in the 3GPP standardization process since the initial work on the 5G standard, said that based on his research, there’s not an obvious migration path between the Verizon platform and what’s being developed by the industry standards body 3GPP.

Verizon rejects AT&T-led effort to speed up release of parts of 5G standard

by Mike Thelander | Oct 24, 2016 | News, Uncategorized

FierceWireless by Mike Dano October 24, 2016 A Verizon-led group of companies rejected a proposal by AT&T and other companies to finalize parts of the 5G standard earlier than initially scheduled. Specifically, AT&T and its supporters proposed during a recent...
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Recent News

  • Massive MU-MIMO in FDD: ‘Simply outstanding’ in the uplink
    Signals Research Group recently conducted what is almost certainly the first independent testing of 5G massive and Multi-User MIMO in FDD spectrum, in a live network. […]
  • What’s so great about 5G SA? Hint: It’s not network slicing
    SRG President Mike Thelander says spectral efficiency – not network slicing – may be the real payoff from moving to 5G SA […]
  • Test shows uplink boost on Verizon’s 5G SA but most telcos still hold back
    A test on Verizon's 5G network with Ericsson radios shows 2.2-times better upstream spectral efficiency on 5G standalone compared to non-standalone. […]
  • AT&T’s open RAN in Dallas looks like the real deal, says SRG
    “If it looks like Open RAN, smells like Open RAN, and tastes like Open RAN, then it must be Open RAN,” SRG President Mike Thelander says. […]
  • Testing Ericsson v. 1Finity in AT&T’s open RAN
    Ericsson and 1Finity small cell radios in AT&T's network went head-to-head in a benchmark performance test from Signals Research Group, preceding further rollouts later this year. […]
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