Patent · US Active

Emergency system and method

US9747784B2 · kind B2 · utility

1Cited by
6References
11Claims
0Family size

Assignees

Inventors

Key dates

Filing dateDec 5, 2008
Grant dateAug 29, 2017
Priority date
Expiry dateJul 21, 2030

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W76/50
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A system and a method for receiving local emergency information on a mobile device in a system having a telecommunication network and at least one local communication network having one or more wireless access points. The mobile device receives a general emergency signal over a broadcast channel of the telecommunication network. In response to the general emergency signal, the mobile device connects to one of the wireless access points and transmits a request for transmitting the local emergency information to the mobile device. The mobile device then receives the local emergency information from one of the wireless access points.

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