Ge Song - Fremont CA, US Cheng Liang - Woodland CA, US Kuang Hwa Lin - San Jose CA, US
International Classification:
G08B 1/08 H04B 7/00
US Classification:
34053917, 455 412
Abstract:
A system and method for remotely communicating with a sensor/actuator unit uses a cellular gateway device to allow a master device to access the sensor/actuator unit by establishing a telecommunication connection between the master device and the cellular gateway device via a cellular network and by establishing a wireless connection between the cellular gateway device and a wireless sensor/actuator device that includes the sensor/actuator unit.