Currently Nvidia seems to be a quiet party with the burgeoning technology market, especially after the advent of windows phone 7. However, Nvidia seems unaffected by it.
But lately appeared information about Nvidia's plans in 2013. In a slide looks that Nvidia is planning a project with a gray code. The project is one of Nvidia's efforts to make the result of merging Tegra mobile processors with Icera.
In these slides, the processor will use 28mm and manufacturing processes have equal capability to the next generation of Qualcomm.
Also from the same source also contained information about Nvidia's future plans on the windows platform 8. Chances are they will issue a processor to support the tablet had the windows OS 8.