July 23, 2010 - The Qi low power standard is ready

The Qi low power standard, delivering up to 5 Watt into wireless power receivers, was finalized today.
The Qi low power specifications consist of 3 documents:

• Part 1, Interface Definition. This document defines the interface for contactless power transfer between a power transmitter and a power receiver, based on near field magnetic induction between coils.
   
• Part 2, Performance Requirements. This document defines performance requirements for power transmitters and power receivers.
   
• Part 3, Compliance Testing. This document defines the compliance test procedure for power transmitters and power receivers.

Part 1, the interfacfe specification, is available as download from this website. Part 2 and 3 will stay exclusive for members only.