Localization and communication systems and methods
US11579238B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 1, 2021 |
| Grant date | Feb 14, 2023 |
| Priority date | — |
| Expiry date | Jun 2, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/7163
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method is provided for localizing mobile tags using a system including a plurality of anchors located at known locations, the method including: transmitting a plurality of ultra-wideband (UWB) localization packets using respective anchors of the plurality of anchors, in which each of the plurality of localization packets is transmitted by a respective anchor of the plurality of anchors at a different respective delay time; and transmitting an update UWB packet with either an anchor of the plurality of anchors that does not transmit one of the localization packets, or with a mobile tag, in which the localization packets include no payloads, the update packet includes a payload, and in which successive ones of the plurality of localization packets and the update packet overlap with each other in time. A system for localizing mobile tags is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.