The Nokia DT-601 is for Windows phones, not the Nexus 5.
The Nillikin magic disk only works if you are Qi compatible. The LG Nexus 5's are reportedly.
http://pocketnow.com/2013/11/18/qi-wireless-charges
Google makes a Nexus wireless charger.
http://arstechnica.com/gadgets/2013/11/look-ma-no-wires-a-mini-review-of-googles-nexus-wireless-charger/
These devices need to be within a distance of a few millimeters max to charge the phone. this is definitely not working from one side of the room to another, or while it is in your pocket.