* Antenna polarization and cross-polarization
* A sampling of mobile PBX extension efforts
* Single-number-reach applications heat up
* 11n chip industry joins forces
* Antenna basics
* Does wireless voice violate privacy mandates?
* Motorola converged handset to be redesigned
* RFP responses for Silicon Valley net due next month
* Wireless clients are misbehaving
* Beware vendor claims of 802.11n 'compliance'