Low distortsion class-D amplifier using carrier reference signal symmetry modulation

Details for Australian Patent Application No. 2004211306 (hide)

Owner BHC Consulting Pty Ltd

Inventors Candy, Bruce Halcro

Agent Collison & Co

Pub. Number AU-A-2004211306

PCT Pub. Number WO2004/073161

Priority 2003902606 27.05.03 AU; 2003900602 11.02.03 AU

Filing date 11 February 2004

Wipo publication date 26 August 2004

International Classifications

H03F 003/217 Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements

H03F 001/34 Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements - Negative-feedback-circuit arrangements with or without positive feedback

H03F 003/38 Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements - Dc amplifiers with modulator at input and demodulator at output

Event Publications

18 August 2005 PCT application entered the National Phase

  PCT publication WO2004/073161 Priority application(s): WO2004/073161

25 August 2005 Amendment Made

  The nature of the amendment is: Amend the invention title to read Low distortion class-D amplifier using carrier reference signal symmetry modulation

24 May 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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