Telecom

Trulifi leveraging light waves for send-receive of office data

Some companies need your time when they explain properly what their technology is all about and in turn brochures, white papers and video talks are in order. Signify is lucky. Two words wrap it up for them. Light connects.

Engineering

Drones to deliver incessant buzzing noise, and packages

A sister company of Google, Alphabet's Wing Aviation, just got federal approval to start using drones for commercial delivery. Amazon's own drone-delivery program is ready to launch as well. As drones take flight, the world ...

Hardware

New chip designed to support beyond-5G network

The worldwide race to deploy 5G wireless networks is still in its early stages, but researchers at Carnegie Mellon University are already looking beyond 5G. The massive interconnected web of IoT and personal devices enabled ...

Engineering

Digital PLL achieves a power consumption of 0.265 mW

Scientists at Tokyo Institute of Technology have developed an advanced phase-locked loop (PLL) frequency synthesizer that can drastically cut power consumption. This digital PLL could be an attractive building block for Bluetooth ...

Engineering

A transformer to drive the transition from AC to DC

EPFL researchers have developed a compact and efficient medium-frequency transformer. Their device is poised to enhance the flexibility and efficiency of tomorrow's smart grids and DC power distribution networks. An EPFL-made ...

Engineering

3-D displays that 'accommodate' the human eye

Have you ever felt dizzy or nauseous after watching a 3D movie or using a virtual reality headset?  If so, it is probably because you were subconsciously able to detect the subtle differences between the virtual 3D scene ...

Consumer & Gadgets

Waiting for Wiliot's battery-free sticker sensor tag

A Bluetooth sensor tag with an ARM processor has tech watchers thinking overtime about what this little wonder might achieve. This is a battery-free product. Oh, did you hear that, "battery-free"? Those two words are right ...

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Frequency

Frequency is the number of occurrences of a repeating event per unit time. It is also referred to as temporal frequency. The period is the duration of one cycle in a repeating event, so the period is the reciprocal of the frequency. For example, if a newborn baby's heart beats at a frequency of 120 times a minute, its period (the interval between beats) is half a second.

This text uses material from Wikipedia, licensed under CC BY-SA