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Wristband heart rate sensor includes DSP

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AMS has launched an optical heart rate sensor for wrist wearables. Called AS7000, it measures heart rate by shining light into blood vessels, which expand and contract as blood pulses through them, and analysing scattered reflections – which is called photoplethysmography (PPG). In a 6.1 x 4.1 x 1mm package, the device include two green LEDs and a photo-sensing signal processing ...

Research cools solar cells for efficiency boost

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Solar cells work more efficiently when they are cooled, but sitting the the sun all day, it is not always easy to achieve this. Researchers at Stanford University in the US have come up with a transparent overlay material that increases efficiency by cooling the cells even in full sunlight. The material works by radiating heat away from the solar cells. ...

Dialog buying Atmel

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Dialog is to take over Atmel in a deal said to be aimed at strengthening Dialog’s position in IoT markets. “Dialog will complement its leadership position in power management ICs with a leading portfolio of proprietary and ARM-based microcontrollers in addition to high performance ICs for connectivity, touch and security,” says the company, “our new, enlarged company will be a diversified, high-growth ...

EW Compare part-search-price comparison engine launches

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You may have noticed, too, that in News and Product articles we use the tool at the foot of the content. After reading about a new release - from Linear Technologies, say - you can see pricing and availability details straight away. And even purchase it. Read it. Check it. Buy it, as it were. You may have noticed, too, that in News and Product articles we use the tool at the foot of the content. After reading about a new release - from Linear Technologies, say - you can see pricing and availability details straight away. And even purchase it. Read it. Check it. Buy it, as it were.