With the one year anniversary of Microsoft's Windows XP Tablet PC Edition operating system approaching in November, several PC makers have released or will soon release new tablet PC models designed around the OS.

Hewlett-Packard lead the pack, launching its HP Compaq Tablet TC1100 on Monday. Meanwhile, Acer is working on a big-screen tablet PC, which recently appeared on its Web site, and several other manufacturers are said to be working on new models as well.

Read more: CNet News.