TRIPLE CLASS E DOHERTY AMPLIFIER TOPOLOGY FOR HIGH EFFICIENCY SIGNAL TRANSMITTERS

Details for Australian Patent Application No. 2002229105 (hide)

Owner ERICSSON INC.

Inventors PEHLKE, David R.

Pub. Number AU-A-2002229105

PCT Pub. Number WO2002/054589

Priority 09/752,178 29.12.00 US

Filing date 19 December 2001

Wipo publication date 16 July 2002

International Classifications

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

H03F 001/02 Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements - Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation

H03F 003/60 Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements - Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators

Event Publications

23 January 2003 Application Open to Public Inspection

  Published as AU-A-2002229105

5 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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