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Communications

ISSCC: CMOS chip for 300GHz wireless

Hiroshima University

Hiroshima University and Panasonic have developed at a transmitter capable of over 10Gbit/s over multiple channels at around 300GHz. Aggregate multi-channel data rate exceeds 100Gbit/s, and the transmitter was implemented as a silicon CMOS IC, it was revealed at the International Solid-State Circuit Conference (ISSCC) in San Francisco. The transmitter covers the275 to 305GHz which, according to the University, is ...

Optical receiver speed record at UCL

UCL optical receiver record

A record data rate was achieved at University College London – 1.125Tbit/s – as part of research on the capacity limits of optical transmission systems. “While current state-of-the-art commercial optical transmission systems are capable of receiving single channel data rates of up to 100Gbit/s, we are working in our lab to design the next generation core networking and communications systems ...

Imec transmitter has 10x power reduction

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Imec has developed a 1.3nJ/b fully digital polar transmitter optimised for IoT applications and the novel IEEE 802.11ah Wi-Fi protocol, with a ten-fold power reduction as compared to state-of-the-art OFDM transmitters. The Wi-Fi Alliance has introduced the HaLow (TM) designation for the new low power, long range Wi-Fi protocol IEEE802.11ah, developed by the IEEE standardization committee. This new protocol is ...

Intel and Qualcomm announce WiGig interoperability

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Qualcomm and Intel have announced interoperability between their WiGig products. This will help pave the development of 802.11ad WiGig devices that connect at speeds of up to 4.6 Gbps. Bringing spectrum in the 60 GHz band to Wi-Fi 802.11ad will address rising data demand in homes, enterprises and carrier networks. 802.11ad enables 4K display connectivity to tri-band (2.4 GHz, 5 ...

Profile: RedRat, set-top box tester maker to the world

Dr Chris Dodge RedRat

RedRat of Saffron Walden makes test equipment in the UK and exports 96% of its output – predominantly to America, South East Asia and India. The BBC, Sky, DirecTV, Comcast and Samsung are amongst the 300 customers it has supplied in over 40 countries – for testing set-top boxes, smart-TVs and broadcast equipment, amongst other things. Its main product is irNetBox, a programmable ...

SDRplay shipping $149 SDR receiver in volume

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SDRplay of Wakefield, the 18-month-old software defined radio specialist, is now shipping its $149 software defined radio (SDR) receiver in quantities of 1,000 a month, Inspired by the SDR capabilities that even a simple 8-bit TV dongle can perform, SDRplay had the idea of partnering with Mirics to take their 12-bit wideband broadcast chipset and to re-purpose it for the hobbyist ...

Qualcomm and TDK form JV

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Qualcomm and TDK are setting up  a 51/49 JV to be known as RF360 Holdings. The JV will pair TDK’s RF filter/module expertise with Qualcomm’s RF front-end solutions, and will create filters and front-end modules for mobile devices, IoT hardware, drones, robots, and other end-markets. Qualcomm will invest $1.2 billion and has the option to buy TDK’s interest in the ...

Vodafone and Telefónica deploy Cobham’s smart DAS in Berlin

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Cobham Wireless, the UK-based wireless infrastructure supplier, has announced the deployment of its smart distributed antenna system (DAS) by operators Vodafone and Telefónica for their 4G LTE network in Berlin’s Fan Mile, writes mobile correspondent, Tom Wilson. The deployment was timed for the German capital’s New Year’s Eve event, with over one million visitors attending a party on the Fan Mile. This ...

LHC to use RapidIO interface for big data transfers

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CERN, Europe’s nuclear research facility, has worked with US-based interface IC firm Integrated Device Technology to create a data bus platform with the necessarily low latency needed for data analytics at the organisation’s Large Hadron Collider (LHC) and data centre. CERN recognised it needed to improve overall data acquisition and analysis for the massive volumes of data collected by the experiments ...

Energy harvesting moves to 2.4GHz for IoT designs

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The latest version of the ZigBee low power radio standard will include for the first time support for energy harvesting as defined by the EnOcean Alliance. ZigBee 3.0 will be an open specification that is intended to support energy harvesting wireless communications operating in the 2.4GHz for the first time. “We are very excited that the EnOcean Alliance is bringing its ...