Patent ID: 7843323

Claim:
A daily activity recognition system using sensors, the system comprising: a radio frequency (RF) management unit receiving data measured by a plurality of sensors installed in required positions in a home, recognizing a corresponding sensor transmitting the received data, and converting the received data into a basic activity corresponding to the recognized sensor; a buffer management unit storing the basic activity received from the wireless processing manager in an internal buffer; and a daily activity recognition unit recognizing daily activities of an old person at each point in time previously set, based on the basic activity stored in the buffer, wherein the daily activity recognition unit comprises: a candidate daily activity recognizer checking contents of the basic activities stored in the buffer management unit for each point in time previously set and extracting candidate daily activities by using the checked contents; and a plurality of daily activity recognizers recognizing the daily activities of the old person, corresponding to the basic activities included in the extracted candidate daily activities.