Research Article

Reliable Lifespan Evaluation of a Remote Environment Monitoring System Based on Wireless Sensor Networks and Global System for Mobile Communications

Table 3

Deployment characteristics.

Sensor nodeLocationHighLine of sightPower levelRole

CoordinatorIndoorSecond floor4 (18 dBm)Coordinator
Mote 1OutdoorSecond floorLOS4 (18 dBm)Router
Mote 2IndoorFifth floorLOS4 (18 dBm)End device
Mote 3IndoorThird floorLOS4 (18 dBm)Router
Mote 4IndoorFourth floorNLOS4 (18 dBm)End device
Mote 5IndoorFourth floorNLOS4 (18 dBm)End device
Mote 6OutdoorSecond floorNLOS4 (18 dBm)End device
Mote 7OutdoorSecond floorNLOS4 (18 dBm)Router
Mote 8OutdoorSecond floorNLOS4 (18 dBm)Router
Mote 9OutdoorSecond floorNLOS4 (18 dBm)Router
Mote 10OutdoorSecond floorNLOS4 (18 dBm)End device
Mote 11IndoorThird floorNLOS4 (18 dBm)Router

LOS: line of sight; NLOS: non-line of sight.