Apple’s iPhone 4 antenna issue represents a classic example of what can go wrong in modern antenna design. Put one in the wrong place, and a seemingly insignificant part can turn a cool new product ...

Editor's Note: This article is a follow-up to TI's recent feature, “Understanding OFDMA, the interface for 4G wireless”. After authoring that piece, TI agreed to give an example of how its DSPs can be ...

Scalable orthogonal frequency-division multiple access (OFDMA) is a key physical layer component associated with mobile WiMAX. It is an enabling technology for future broadband wireless protocols ...

Antenna design is often referred to as a black art or witchcraft, even by those experienced in the space. To that end, [Janne] wondered—could years of honed skill be replaced by bruteforcing the ...