Determining The Position Of A Consumer In A Retail Store Using A Light Source

A system comprising:

• a position detection server having a processing device operable to receive a video signal from an augmented reality device possessed by a consumer as the consumer shops in a retail store wherein at least one image frame of the video signal contains at least one light source and the processing device includes:
• a video processing module operable to receive the video signal and detect the at least one light source in the video signal and also detect at least one distinguishing characteristic of the light source;
• an identification module operable to identify the at least one light source from among a plurality of light sources in the retail store in response to the at least one distinguishing characteristic of the light source;
• and
• a position module operable to determine a location within the retail store of the consumer based on the identity of the at least one light source and based on the video signal received from the augmented reality device.

A method comprising:

• positioning a plurality of light sources at respective and spaced positions in a retail store;
• receiving, with a processing device of a position detection server, a video signal from a head mountable unit possessed by a consumer as the consumer shops in the retail store wherein at least one image frame of the video signal contains one of the plurality light sources;
• identifying, with the processing device, the light source in the video signal from among the plurality of light sources within the retail store;
• and
• determining, with the processing device, a location of the consumer within the retail store in response to said identifying step.