Microsoft Corp. said it plans to expand the capabilities of phones running its Windows Phone 7 software later this year, as it tries to catch up with the Apple Inc. and Google Inc. in the mobile market.
Ballmer Touts Upgraded Phone Software
Microsoft CEO Steve Ballmer unveiled updates Microsoft's smartphone software, including integration with Twitter and the ability to run multiple applications simultaneously, as it tries to catch Apple and Google.
Feb 14, 2011