Patent ID: 7603138

Claim:
A system for monitoring various environmental conditions and situations, comprising: a plurality of mobile sensor devices, each including at least one environmental sensor for detecting conditions such as potential biological or chemical attack, road and traffic conditions, air quality, weather conditions, and the like, said plurality of mobile sensor devices being mounted to respective sensor carriers deployed in a region of interest and roaming throughout said region of interest; and a knowledge server in communication with said plurality of mobile sensor devices over a distributed wireless communication network, said knowledge server receiving sensor data developed by said plurality of mobile sensor devices over said distributed wireless communication network, wherein the number of wireless LANs required in said region of interest is W≅T*F r /K, wherein W is the number of required wireless LANs, K is the number of mobile sensor devices deployed in said region of interest, F r is the frequency of sensor information reports transmitted by said mobile sensor devices, and T is the average time required for a mobile sensor device to traverse said region of interest.