Application Number: 00103374
Application Date: 2000.03.02
Publication Number: 1311572
Publication Date: 2001.09.05
Priority Information:
International: H04B17/00
Applicant(s) Name: Putel System International Co., Ltd.
Address:
Inventor(s) Name: Matthew W. Eapp;Christopher A. Grabuss
Patent Agency Code: 72003
Patent Agent: li qiang
Abstract The monitoring device consists of a transmitter and a receiver, which are available easily from market. The receiver is connected with a long-distance monitoring station to notice the long-distance monitor if receiving an interference signal from the transmitter, then the monitor notices related managerial person. The transmitter consists of transmitter circuit and outer casing. The transmitter circuit can be excited by inserting a key into electronic outer casing. It the key is forced to be drawn out of the casing, the interference evidence is memoried.