News tagged with radio communications

Cellphone jamming raises transit users' ire

Silencing the loudmouth cellphone user across the aisle is surely a common fantasy among transit riders. But how often do they fulfill their wish and become peace-and-quiet vigilantes - despite decades-old laws against blocking ...

dateMar 09, 2012 in Telecom
shares0 comments 5

LED lights point shoppers in the right direction

Looking for an item in a large department store or mall can be like searching for a needle in a haystack, but that could change thanks to a hybrid location-identification system that uses radio frequency transmitters and ...

dateJan 26, 2012 in Engineering
shares0 comments 0

US warns of mobile radio band bottleneck

The United States seeks to avoid bottlenecks in crowded global mobile radio spectrums, the head of a US delegation to the World Radiocommunication Conference said here Monday.

dateJan 23, 2012 in Telecom
shares0 comments 0