After investing significantly in technology for radio frequency identification devices, Microsoft is readying its first major product, a software package designed to help companies manage the product tagging technology. Microsoft plans early next year to release <A HREF="http://news.zdnet.com/2100-3513_22-5604690.html?tag=zdnn.alert">the RFID Services Platform,</A> a "middleware" product that connects the hardware that monitors RFID signals with the business software that can make sense of the information. The product is designed for businesses that want to incorporate RFID into their own systems, as well as for other software companies that want to build a product based on Microsoft's technology.