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In depth: NASA's passive Wi-Fi saves 80% power

NASA has revealed a technique which dramatically cuts the power consumption of Wi-Fi comms, at least at the remote terminal. Key is modifying the Wi-Fi base station to allow the transmitter of the remote terminal to be replaced by a modulated passive reflector. “In a Wi-Fi radio…

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Interview: Making the BBC Micro:bit Bluetooth Smart

Bluetooth Smart is a key element of the Micro:bit, the BBC’s much heralded educational computing device aimed at Year 7 children in the UK. Electronics Weekly talks to Martin Woolley, Bluetooth SIG Technical Program Manager, who led the work around Bluetooth, including creating a specific Micro:bit Bluetooth…

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Cardiff gets new multi-million pound semiconductor centre

The UK is bidding to be a world-leading centre for research and production of compound semiconductors which are used in optoelectronics and power systems. IQE, the semiconductor wafer foundry, is creating a joint venture with Cardiff University for the development and commercialisation of compound semiconductor technologies. The JV will…

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