Patents Assigned to Southpower Limited
  • Device for energy load control
    Patent number: 5903213
    Abstract: A system for receiving inputs including ripple signals, input port conditions and clock conditions, and operating on information contained therein, receives a ripple signal, converts the signal to a digital form, and operates on multiple outputs that can act as interfaces with other peripheral devices depending on information in the received signal. The system can be used as a load control device in an electrical network of an industrial, domestic or commercial complex in conjunction with other load control devices.
    Type: Grant
    Filed: November 4, 1996
    Date of Patent: May 11, 1999
    Assignee: Southpower Limited
    Inventors: James G Hodge, Philip A Holliday