Siemens released its line of 802.11n product line today, joining a growing number of wireless LAN vendors — which includes Cisco Systems, Meru Networks, Aruba, Trapeze, Colubris and Ruckus Wireless — that are designing high-capacity wireless LAN gear for the enterprise. There seems to be little doubt that 802.11n will eventually displace its a, b and g predecessors (IT research firm The Burton Group believes that 802.11n will even replace wired Ethernet LANs in the next two years). The question is whether the enterprises need them, or can even support them, today. more

Mobile TV chipmaker Telegent Systems today unveiled the TLG1120, a single-chip CMOS mobile TV receiver supporting all major worldwide broadcast TV standards, including NTSC, PAL, and SECAM TV broadcasts. According to the three-year old startup, the TLG1120 is the first mobile TV receiver to provide global access to free-to-air content. more

Telephone and Data Systems has launched a WiMAX network in Madison, Wis., tapping into the economies of scale generated by Sprint’s upcoming Xohm launch. While Sprint has launched trial networks in only two markets, its planned nationwide launch is expected to produce WiMAX devices, modems and infrastructure at the 2.5 GHz frequencies from a plethora of vendors–all of which can be used to fuel WiMAX launches from any carrier owning similar spectrum. more

Mobile content and advertising vendor Quattro Wireless this week unveiled the new GetMobile mobile advertising network, designed to mirror the success of Google’s AdSense online auction format. more