IPC Definitions - January 01, 2012

H04W 4/22 - Definition fr

Definition statement

This group covers:

Summoning response to an urgent or hazardous situation.

Informative references

Attention is drawn to the following places, which may be of interest for search:

Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems, using wireless transmission systems

G08B 25/10