Top wireless stories of the week

Check out this week's most-viewed stories across Fierce's wireless publications:

FierceBroadbandWireless
1. CDMA450 operators ask for permission to deploy LTE
2. Report: LightSquared collaborating with Qualcomm for satellite/terrestrial LTE chips
3. Clearwire mulls funding options, in talks with T-Mobile USA

FierceDeveloper
1. Nokia teams with AT&T for $10 million developer challenge
2. RIM juices BlackBerry with new tablet OS, in-app ads
3. Developers say Apple's iAd more expensive but more effective

FierceMobileContent
1. Apple's mobile ad market share surges as Google, Microsoft decline
2. Google acquires mobile social startup Plannr
3. Amazon next in line to launch Android app store

FierceWireless
1. Exclusive: HTC's Chou discusses Android, Sense, Microsoft and more
2. U.S. Cellular revamps rate plans, rewards loyal customers
3. Sprint: Network upgrade will help migrate iDEN customers to CDMA

FierceWireless:Europe
1. TeliaSonera to charge heavy premium for LTE
2. Mallinson: How should Stephen Elop Rebuild Nokia?
3. Ericsson looks to attract operators with new mobile ad platform