COMPRESSION OF DATA IN PROTECTION AND CONTROL COMMUNICATIONS BETWEEN PROTECTIVE RELAYS IN A POWER SYSTEM

Details for Australian Patent Application No. 2002314991 (hide)

Owner SCHWEITZER ENGINEERING LABORATORIES, INC.

Inventors WHITEHEAD, David, E.; SCHWEITZER, Edmund, O., III

Pub. Number AU-A-2002314991

PCT Number PCT/US02/18192

PCT Pub. Number WO2003/003535

Priority 09/895,479 29.06.01 US

Filing date 10 June 2002

Wipo publication date 3 March 2003

International Classifications

H02H 003/00 Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection

H04B 001/66 Details of transmission systems, not covered by a single one of groups - for reducing bandwidth of signals

H02H 007/00 Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions

Event Publications

2 January 2003 Complete Application Filed

  Priority application(s): 09/895,479 29.06.01 US

15 May 2003 Application Open to Public Inspection

  Published as AU-A-2002314991

18 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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