According to data traffic from the server Android Police , they have seen some devices are now running Android OS 4.2. The device is identified as the Samsung Galaxy Nexus, Nexus Asus 7, a new device codenamed Occam believed to be a smartphone and a tablet from Motorola which has a code name Manta .
It looks like the device is receiving orders from the trial in order to improve Google's latest Android operating system owned by them. Given the age of Android 4.1 Jelly Bean is still very young, seems to update Android 4.2 or the new Nexus device that will run it will not be present in the near future.
origin source by Android Police