Running Android Device (Mobile/Tab) as an Emulator in ADT

First visit this article... http://developer.android.com/tools/device.html

If can not find your USB Vendor IDs

Pl run command lsusb on terminal and take 4 char before :(colon)

ie here IDs is 0bb4...
Bus 001 Device 002: ID 0bb4:0c03 High Tech Computer Corp.

edit this code at file /etc/udev/rules.d/51-android.rules.
SUBSYSTEM=="usb", ATTR{idVendor}=="0bb4", MODE="0666", GROUP="plugdev" 

Change running config... Target Device.. Always prompt to pick device

Select Your Mobile/Tab when ask for device to run.