Patent ID: 9622093
Date: 2017-04-11
CPC Classifications: H04W,H05B

Claim:
1. A method of transmitting a message to a wireless energy-harvesting node in a wireless network wherein the wireless energy-harvesting node is related to a coupled device in the wireless network and is able to receive data only within reception opportunities limited in time following transmission by the wireless energy-harvesting node, the method comprising: noticing a need for transmitting the message to the wireless energy-harvesting node, preparation of the message to be transmitted, the coupled device changing a physical parameter for triggering external activation of the wireless energy-harvesting node, wherein the coupled device comprises a lamp and wherein the changing of the physical parameter comprises changing a light output condition selected from the group consisting of light intensity, light color, light direction, light beam width, light blinking pattern and a number of active light elements, and after receiving a signal transmitted by the wireless energy-harvesting node upon said external activation, sending the message to be transmitted to the wireless energy-harvesting node within the limited reception opportunities.