LiFi is a wireless optical networking technology that uses light-emitting diodes (LEDs) for data transmission.
LiFi is designed to use LED light bulbs similar to those currently in use in many energy-conscious homes and offices. However, LiFi bulbs are outfitted with a chip that modulates the light imperceptibly for optical data transmission. LiFi data is transmitted by the LED bulbs and received by photoreceptors.
LiFi's early developmental models were capable of 150 megabits-per-second (Mbps). Some commercial kits enabling...
Minggu, 28 September 2014
09.10
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Sony Xperia Z3 and Xperia Z3 Compact are upon us, with both devices now available in parts of Europe, and at least one of them likely to hit American shores next month. Sony's rapid-fire release cycle for high-end Android phones results in each generation of phones being the sum of many iterative updates upon the last. That's true of the Z3 series — both phones take their predecessors, the Xperia Z2and Xperia...
09.00
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The company's first 20nm chips use ARM's Cortex A57 architecture.
Qualcomm
While most chip companies like to introduce new technologies into their high-end chips first and let them trickle down, Qualcomm has lately been taking the opposite approach with its Snapdragon chips. The company's first 64-bit chip with support for the new ARMv8 instruction set was the low-end Snapdragon 410, announced in December. At Mobile World Congress in...
08.53
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There has never been a better time to buy a new TV. Gone are the days when 32-inch TVs weighed 16 tonnes and cost £1,500. These days you can pick up a 50-inch LCD TV for closer to £300.
LCD panel technology has well and truly matured, and while brands like Sony and Panasonic push the boundaries of performance, you'll also find names like Toshiba doing very exciting things in the budget TV sector.
The practical upshot of this is that no matter...
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