Why is everyone comparing the Microsoft-Nokia deal to Google and Motorola when its more similar to the Lenovo-IBM deal in 2005

For those that don't remember Lenovo purchased IBM's PC business while IBM continued on and focused on business solutions.

What is happening with Nokia is that they are selling the Device and Hardware division (similar to what IBM did) and keeping the other stuff (Here Maps/Navteq, Nokia Solutions and Networks (Nokia Siemens Networks) and the Licensing and Patent business.