Automated proximity notification
US6823188B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 26, 2000 |
| Grant date | Nov 23, 2004 |
| Priority date | — |
| Expiry date | Jun 29, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08G1/0962
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
The disclosed system and method for automated proximity determination and notification is useful to enable a customer or client of a business or other enterprise (e.g. a public library, a government facility, etc) to automatically obtain a predetermined service, on arrival at a destination associated with the business or enterprise, without having to communicate orally with representatives of the business/enterprise. A portable programmable wireless communication device is carried by users of such services. The device, termed a PLAD (pervasive location aware device), receives a program and proximity notification parameters associated with each destination to be visited, when service is reserved relative to the destination. Thereafter, as its user travels to the destinations, the PLAD is activated and uses the program information and parameters acquired in the reservation process to perform a proximity notification transmission characteristic of this invention as the device reaches a predetermined range of proximity to a destination. For that purpose, the PLAD calculates its distance to each currently valid destination at which a service is reserved, and sends a proximity notificati…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.