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Multimode LTE Chipset Exhibits High Level of Integration

July 2, 2024
GCT Semiconductor lays claim to the first highly integrated, multimode LTE chipset supporting the 450-MHz spectrum.

GCT Semiconductor recently released the GDM7243SL, presented as the first highly integrated multimode LTE chipset capable of operating in Cat 4, Cat 1bis, Cat-M1, Cat NB1/NB2, and non-terrestrial networks (NTNs). It's optimized for deployments in mission-critical infrastructure, public utility networks, and other multiprotocol wireless applications, enabling expanded use of the 450-MHz space. 

“450-MHz device deployments are already in millions of devices worldwide and serve critical communications needs in safety and emergency services, as well as remote healthcare facilities, schools, and more,” said John Schlaefer, CEO of GCT. “With this new chipset, GCT is fully ready to support the continued growth of 450-MHz, 410-MHz, and 380-MHz networks worldwide.”

“We’re excited to have GCT continue its support of the 450 MHz Alliance members and ecosystem,” said Gösta Kallner, Executive Chairman of 450 MHz Alliance. “Bringing a new LTE chipset to market during a time when 5G has taken the spotlight shows true leadership and understanding of the 450 MHz market as it enters a period of strong growth.”  

The GDM7243SL offers UL diversity and higher power with dual RX and low-band dual TX capability to maintain connectivity even in challenging conditions, such as underground or deep forests without access to traditional terrestrial networks.  

The novel dual-core solution offers integrated RAM and optional flash, allowing for the creation of integrated devices that don't require an external processor. Its monolithic baseband and radio can tune from 380  to 3,800 MHz, with multiple ports available to reduce external RF components.  

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About the Author

Alix Paultre | Editor-at-Large, Microwaves & RF

Alix is Editor-at-Large for Microwaves & RF

An Army veteran, Alix Paultre was a signals intelligence soldier on the East/West German border in the early ‘80s, and eventually wound up helping launch and run a publication on consumer electronics for the U.S. military stationed in Europe. Alix first began in this industry in 1998 at Electronic Products magazine, and since then has worked for a variety of publications, most recently as Editor-in-Chief of Power Systems Design.

Alix currently lives in Wiesbaden, Germany.

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