Device for sending and receiving data through power...
Device for telemetering loads on power transmission line conduct
Device for the inductive transmission of electrical power
Device for the inductive transmission of energy and/or data
Device, system and method for secure
Devices for detecting the presence of a source of power
Digital communication over 28VDC power line
Digital communication system for remote instruments
Digital compass and gimbal assembly for two conductor connection
Digital data transmission
Digital two-wire irrigation control system
Digital two-wire irrigation control system with feedback
Directional separator-coupler circuit for medium-frequency carri
Distributed control system
Distribution energy management system
Distribution network communication system with flexible message
Distribution network power line communication system
Distribution network power line communication system
Distribution network power line communication system including a
Distribution network powerline carrier communication system