Publishing messages based on geographic area
US10477359B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 8, 2014 |
| Grant date | Nov 12, 2019 |
| Priority date | — |
| Expiry date | Feb 3, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W4/12
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Embodiments relate to methods, systems and computer program products for publishing messages within a geographic area. Aspects include receiving a location from each of a plurality of user devices and creating a geo-hash tree based on the location of each of a plurality of user devices. Aspects also include receiving a message with the geographic area, computing a geo-hash grid for a region that includes the geographic area and identifying one or more nodes of the geo-hash tree that corresponds to the geo-hash grid. Aspects further include transmitting the message to one or more of the plurality of user devices associated with the one or more identified nodes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.