Item tracking using tag-to-tag communications
US11948028B2 · kind B2 · utility
0Cited by
2References
18Claims
0Family size
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Inventors
Key dates
| Filing date | Feb 25, 2021 |
| Grant date | Apr 2, 2024 |
| Priority date | — |
| Expiry date | Dec 1, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/18
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Provided is a method for tracking items using tag-to-tag communication. The method comprises receiving, from a tag, a list of nearby tags. The list of nearby tags was generated by the tag communicating with neighboring tags. The method further comprises comparing the list of nearby tags to a reference list that includes all expected tags. The method further comprises determining whether the list of nearby tags matches the reference list.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.