Patent · US Expired

Personal emergency, safety warning system and method

US6028514A · kind A · utility

371Cited by
40References
43Claims
0Family size

Inventors

Key dates

Filing dateOct 30, 1998
Grant dateFeb 22, 2000
Priority date
Expiry dateOct 30, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S128/903
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A comprehensive system and method for monitoring a geographic person location, periodically warning a person of emergency situations in the geographic location, and transmitting requests for assistance in emergency situations. The system comprises a warning unit 12 that is carried by the person or that is located in mobile units 20 or in buildings or houses 19. The warning unit 12 includes a geographic satellite receiver 38, a receiver circuit that receives broadcast warning signals defining dangerous situations and geographic locations of the situations, a computer controller including a processor 42 and a memory 44, an alarm indicator 64 or 66 that indicates when the person is in danger, and a transmission circuit that generates and transmits signals requesting assistance and signals warning of the dangerous situations in a vicinity of the person carrying the portable warning unit 12 along with the current geographic location of the person. The system further comprises a command center 10. The command center 10 includes a database computer 102 having a database storage unit 104, a transmitter for broadcasting signals to the unit(s) 12, a receiver for receiving signals, a transmit…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.