DOUBLE-BAND REMOTE MEASURING SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a double-band remote measuring system by which the both of an UHF signal and an L-band signal can be received. SOLUTION: The system (10) is useful for monitoring a patient in the treatment room of medical treatment facilities and comprises an antenna system provided with a first antenna (44) tuned to receive the signal of a first frequency band and a second antenna (46) tuned to receive the signal of a second frequency band, a down converter (85) for generating a frequency converting signal and a mixer (82) connected to the second antenna.