Positioning and identification of electronic labels using a camera
US12132518B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 4, 2020 |
| Grant date | Oct 29, 2024 |
| Priority date | — |
| Expiry date | May 1, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/66
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method (100) and system (300) for determining an identity and a position of at least one electronic label in a retail environment is provided. The system comprising a camera (310) arranged to capture at least one image of the electronic label and wherein the camera is arranged to transmit a control signal. The system further comprises an electronic label (320) adapted to receive the control signal and adapted to change its optical output in response to said control signal, and the electronic label is arranged in the field of view of the camera. Further, the system comprises a control unit (330) adapted to communicate with the camera (310) and configured to detect an identifier of the electronic label (320) by analyzing the optical output in the image and configured to determine position of the electronic label based on the position of the electronic label in the image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.