Sony Ericsson to replace UK CEO; Moody's upgrades Vodafone rating

> Sony Ericsson's French CEO Pierre Perron will replace UK chief Nathan Vautier. Article

> Moody upgraded Vodafone's credit rating from Baa1 to A3 on its debt reduction plans. Article

> Hungary invited bids for the 900 MHz band, for use with GSM, 3G, WiMAX or LTE services. Article

> France has more 66 million SIM cards in use. Article

And finally... Nokia dropped letters for its phone nomenclature; its devices will now feature only numbers. Article