Apple patent applications published on 22 October 2009

4 US patent applications published on 22 October 2009 and assigned to Apple

1 20090265750 TECHNIQUES AND SYSTEMS FOR SUPPORTING PODCASTING
2 20090265647 Modifying Time Associated With Digital Media Items
3 20090265214 Advertisement in Operating System
4 20090263100 DYNAMIC VARIATION OF OUTPUT MEDIA SIGNAL IN RESPONSE TO INPUT MEDIA SIGNAL