SYSTEM FOR DETECTING THEFT OF CATV NETWORK EQUIPMENT AND/OR REDUCING CATV MAINTENANCE COSTS

摘要

A cable network device includes a controller module for transmitting and receiving information over a single cable to a cable television network, and a security camera connected to the controller module. A controller module includes a cable modem, and an AC to DC converter circuit to convert the network power to usable voltages for the cable modem. A cable power AC to DC converter includes a transformerless AC to DC conversion circuit. A cable system security camera system includes a camera, a housing containing the camera and having a cover, and a sensor sensing opening of the cover.