Best Use of the Spectrum
TV broadcasters are fighting tooth and nail to hang on to “their” spectrum, the peachy-keen beachfront property in the 700 MHz band that they use to reach the 10 percent…
The Spectrum Challenge
Imagine you’re a regulator and your job is to find some space in the spectrum map to meet the demand for mobile broadband. Here’s a close approximation of the existing…
Stanford-developed Transceiver Operates Full Duplex on a Single Channel, Reduces Network Bottlenecks
To avoid interference, wireless transceivers can switch between transmit and receive on one frequency (Time Division Duplex (TDD)). Or, they can transmit and receive at the same time on different…
MWC 2011 round-up: Smartphones, Policy/Offload and VoLTE/RCS
I’ve now had a chance to gather my thoughts about last week’s Barcelona Bunfight. I can’t say I enjoyed the trip this year (having only grudgingly decided to go right…
NTIA looks at Contraband Cell Phones in Prisons
Contraband cell phones are sometimes used by prisoners to talk to a child after school, for Facebook updates, or to post videos to YouTube. Other times they’re used to plan…
Recent Smartphone Developments
Some very interesting things are happening in the smartphone “ecosystem” these days that bear watching, especially if you’re in line for an upgrade like I am. The Blackberry Bold that…
Experimental Radio Applications at the FCC
This summarizes a selection of applications for the Experimental Radio Service received by the FCC during January 2011. These are related to land mobile radio, VHF propagation study, satellite communications,…
Reaching Network Nirvana Through Fiber & Ethernet
Check out Reaching Network Nirvana Through Fiber & Ethernet on GigaOm for a look at the emerging rebuilding of the middle mile. Here’s a teaser: A new telecom infrastructure is…
Experimental Radio Applications at the FCC
This summarizes a selection of applications for the Experimental Radio Service received by the FCC during December 2010. These are related to FM broadcasting, Positive Train Control, TV white space,…
“Trusted” Academia Favored over Industry in FCC’s Proposed Experimental Rules
With praise for academia, the FCC has adopted a Notice of Proposed Rulemaking (NPRM) that would make it easier for colleges, universities, and non-profit labs to conduct radio experiments. The…