Hmd Global Oy

Nokia Corporation

Mikko Jaakkola

Henry Haverinen

Eric Su

Jukka-Juhana Latva

Jari Torkkel

Anne Huotari

A wireless charging circuit for using a transmitting wireless device to charge a receiving wireless device is disclosed. The wireless charging circuit of the transmitting wireless device has a transmitting mode. The transmitting wireless device includes a wireless charging circuit and a position detector, the position detector electronically coupled to the wireless charging circuit and for activating the transmitting mode of the wireless charging circuit of the transmitting wireless device dependent upon the position of the transmitting wireless device (e.g., upside down). When a receiving wireless device is placed face up on an upside down transmitting wireless device that is in the transmitting mode with the transmitting mode activated, the transmitting wireless device automatically begins charging the battery of the receiving wireless device. A method of wireless charging of a wireless device and including a battery power conserving backoff feature is also disclosed.

Growing community of inventors

San Diego, CA, United States of America

Mikko Jaakkola