Abstract
This paper combines the ZigBee wireless communication system with the internet system to be the structure of Telecare System. The system can serve the careless elders, the disable and the whom live in elderly center, Telecare System not only reduces the service manpower and the cost but also increases the care quality and service efficiency. The Telecare System consists of four devices, which are Monitoring Control Device (MCD), Monitoring Control Data Sharing (MCDS), Remote Monitoring System (RMS) and Center Telecare System (CTS). The ZigBee of Radiation Frequency and the internet communication are the communication system to transfer service data from devices to Telecare System.