News tagged with digital electronics

Digital 'wallets' proliferate at cellphone show

Cash, coins and credit cards are so Twentieth Century. At least, that's the opinion of the electronics manufacturers, phone companies, banks and credit card issuers that expect cellphones to be the main way consumers pay ...

May 10, 2012
2.3 / 5 (3) 3

The remarkable remains of a recent supernova

(Phys.org) —Astronomers estimate that a star explodes as a supernova in our Galaxy, on average, about twice per century. In 2008, a team of scientists announced they discovered the remains of a supernova ...

Jun 26, 2013
4.6 / 5 (9) 2 | with audio podcast

High-speed CMOS sensors provide better images

Conventional CMOS image sensors are not suitable for low-light applications such as fluorescence, since large pixels arranged in a matrix do not support high readout speeds. A new optoelectronic component ...

Jan 03, 2012
4.9 / 5 (8) 0 | with audio podcast

California company seeks audio rebels

High Fidelity isn't just the name of a movie. For the better part of two decades, consumers have been willing to trade audio quality for convenience, forgoing their high-fidelity home stereos for white earbuds. But a Sacramento ...

Feb 17, 2014
3.3 / 5 (3) 0