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Wireless

Wireless technology is a cornerstone of modern telecommunications, enabling seamless connectivity for smartphones, IoT devices, and 5G networks. Recent developments in 5G wireless communication, Wi-Fi 6, and Bluetooth LE are expanding the possibilities for mobile devices, smart homes, and industrial automation. With innovations in low-latency communication, high-speed data transfer, and energy-efficient protocols, wireless technology is becoming even more integral to electronics product development. As global demand for wireless devices grows, wireless technology is reshaping the future of connectivity and communication systems worldwide.

CES: Nordic adds NPU to wireless MCU

Nordic nRF54LM20B wireless MCU with an NPU

At CES, Nordic Semiconductor announced a wireless MCU with a 128MHz neural processing unit, 512kbyte of ram and 2Mbyte of non-volatile memory. Called nRF54LM20B, it is aimed at battery-powered local AI processing with no need for a cloud connection. It is also the company’s first large memory nRF54L processor to get the Axon NPU, acquired when Nordic bought Atlazo in ...

Industrial 5G cellular-to-Ethernet bridge

D Link DWM 314 G Ethernet to cellular bridge modem

D-Link has launched a dual-SIM 5G cellular-to-Ethernet bridging router for machine-to-machine communication. DWM-314-G 5G has a built-in four-port Gbit/s Ethernet switch and two separate 5G interfaces. “Additionally, secure [OpenVPN, Wireguard] VPN capabilities safeguard data transmission, ensuring robust security for all connected devices,” added D-Link. Each cellular connection gets its own micro-SIM card (‘3FF’ size), two antennas (four total, via SMA-F), ...

Wireless module certified for Skylo satellite IoT network

Nordic Semiconductor nRF9151 cellular IoT module now suits Skylo

Nordic Semiconductor has had its nRF9151 cellular wireless IoT module certified for satellite network use on Skylo’s service. “The certification ensures compliance with Skylo’s satellite network spanning 36 countries and more than 60 million square km of coverage, enabling developers to build IoT devices that maintain connectivity even in areas without terrestrial coverage,” according to Nordic. It enables building “a ...

Sub-GHz wireless MCU for proprietary protocols

Silicon Labs FG23 block diagram web

Silicon Labs has cherry-picked its FG23 family of sub-GHz wireless MCUs to create the less capable FG23L family. “FG23L is optimised for the simple applications that have been the backbone of proprietary wireless networks,” SiLabs marketing manager Chad Steider told Electronics Weekly. “These applications, like smart city sensors, home automation and security sensors, as well as fobs and remotes, don’t ...

Flurry of IoT wireless MCUs from Silicon Labs

SiLabs SiBG301 Bluetooth LE wireless MCU

Silicon Labs has moved to 22nm for its latest series of wireless MCUs for IoT nodes. Announced today, there are parts for Zigbee, Bluetooth and Matter-over-Thread, and for mains or battery power. SixG301 is the mains-powered (line-powered) family, where ‘x’ becomes ‘B’ for the Bluetooth LE (and Bluetooth mesh) focussed variant, or ‘M’ for multi-protocol types. Concurrent multi-protocol operation will ...

Electronica: Multi-band RedCap 5G wireless module

SimCom SIM8230 RedCap 5G wireless module

SIMCom announced a ‘RedCap’ (reduced capability) 5G wireless comms module at Electronica in Munich this morning. “RedCap is very attractive for customers seeking the rapid deployment of IoT applications that meet 5G requirements, but which must also consider cost,” said SIMCom sales director Mads Fischer. “Our new RedCap modules enable systems designers to get up and running quickly and easily.” ...

1,500V multimeter and 60A wireless current clamp for solar installations

Fluke 283FCPV solar DMM and current clamp

Fluke once again has solar power engineers in mind with a pair of instruments, both true-RMS, CAT III and rated to 1,500V: the 283 FC digital multimeter and the a283 FC wireless ac and dc current clamp. These follow on from April’s PVA-1500HE2 and 1,500V 30A solar installation analyser and I-V curve tracer, and its less capable PVA-1500T2 cousin. “With ...

Bluetooth + Zigbee module has MCU and hardware security

Mouser Microchip WBZ350 wireless module

Mouser Electronics is stocking modules that combine Bluetooth and Zigbee radios with a secured microcontroller. Called WBZ350, they are made by Microchip and based on its PIC32CX-BZ family of 32bit wireless MCUs, in this case a PIC32CX5109BZ31032 with a 64MHz Arm Cortex M4F processor. There are two versions: WBZ350PE has an on-board antenna WBZ350UE has a U.FL connector for an ...

Wireless charging coils from Vishay

Vishay wireless charging coils

Vishay Intertechnology is aiming at industrial, medical and consumer wireless charging up to 30W with a range of transmit and receive powdered iron wireless charging coils, optimised for relative humidity up to 90%. Operation is at up to +105°C, and the company is claiming smaller footprints than its previous-generation devices. “The high moisture resistance of the devices results from their ...

Can LoRa find my dog?

I was out in the countryside with a partially-obedient dog over the weekend. It spontaneously bolts off, the owner told me, for up to a couple of hours. Why not use a dog tracker? I asked naively. It has one, said the owner, but the tracker does not work without mobile phone coverage – when you get home, you know ...