Microsoft and AT&T will officially unveil a line up Windows Phone 7 on Oct. 11?

AT&T and Microsoft are said to be planning a debut event for new handsets on October 11 in the US.

The Wall Street Journal is reporting that, “Microsoft Corp. will unveil a lineup of smartphones
 It’s not confirmed that Microsoft will launch something on that day. So you can take this as a rumor, so stay tuned.

Microsoft will receive the marketing support of AT&T, which will be the initial exclusive U.S. carrier to sell the Windows Phone 7 smartphones.