WO2004034569A3 - Apparatus, methods and articles of manufacture for multiband signal processing - Google Patents

Apparatus, methods and articles of manufacture for multiband signal processing Download PDF

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Publication number
WO2004034569A3
WO2004034569A3 PCT/US2003/031890 US0331890W WO2004034569A3 WO 2004034569 A3 WO2004034569 A3 WO 2004034569A3 US 0331890 W US0331890 W US 0331890W WO 2004034569 A3 WO2004034569 A3 WO 2004034569A3
Authority
WO
WIPO (PCT)
Prior art keywords
articles
manufacture
methods
signal processing
multiband signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2003/031890
Other languages
French (fr)
Other versions
WO2004034569A2 (en
Inventor
Andrei Grebennikov
Eugene Heaney
Pierce Joseph Nagle
Finbarr Joseph Mcgrath
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MA Com Eurotec BV
MA Com Inc
Original Assignee
MA Com Eurotec BV
MA Com Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US10/307,653 external-priority patent/US7187231B2/en
Application filed by MA Com Eurotec BV, MA Com Inc filed Critical MA Com Eurotec BV
Priority to EP03759768A priority Critical patent/EP1550207A2/en
Priority to JP2004543533A priority patent/JP2006515723A/en
Priority to AU2003275490A priority patent/AU2003275490A1/en
Publication of WO2004034569A2 publication Critical patent/WO2004034569A2/en
Publication of WO2004034569A3 publication Critical patent/WO2004034569A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0277—Selecting one or more amplifiers from a plurality of amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)

Abstract

Apparatus, methods and articles of manufacture for multiband transmitter power amplification are provided wherein one or more amplifying devices, of which at least one may be one or more current sources, have impedances matched for different input and output frequencies by way of various impedance matching circuits.
PCT/US2003/031890 2002-10-08 2003-10-08 Apparatus, methods and articles of manufacture for multiband signal processing Ceased WO2004034569A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP03759768A EP1550207A2 (en) 2002-10-08 2003-10-08 Apparatus, methods and articles of manufacture for multiband signal processing
JP2004543533A JP2006515723A (en) 2002-10-08 2003-10-08 Multiband signal processing apparatus, processing method and product
AU2003275490A AU2003275490A1 (en) 2002-10-08 2003-10-08 Apparatus, methods and articles of manufacture for multiband signal processing

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US41690102P 2002-10-08 2002-10-08
US41731302P 2002-10-08 2002-10-08
US60/417,313 2002-10-08
US60/416,901 2002-10-08
US10/307,653 US7187231B2 (en) 2002-12-02 2002-12-02 Apparatus, methods and articles of manufacture for multiband signal processing
US10/307,653 2002-12-02

Publications (2)

Publication Number Publication Date
WO2004034569A2 WO2004034569A2 (en) 2004-04-22
WO2004034569A3 true WO2004034569A3 (en) 2004-06-17

Family

ID=32096826

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2003/031890 Ceased WO2004034569A2 (en) 2002-10-08 2003-10-08 Apparatus, methods and articles of manufacture for multiband signal processing

Country Status (4)

Country Link
EP (1) EP1550207A2 (en)
JP (1) JP2006515723A (en)
AU (1) AU2003275490A1 (en)
WO (1) WO2004034569A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9559639B2 (en) 2009-08-19 2017-01-31 Qualcomm Incorporated Protection circuit for power amplifier

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7053701B2 (en) 2003-11-04 2006-05-30 Vice Michael W Power amplifier output stage with multiple power states and improved efficiency
US7982879B2 (en) 2006-02-24 2011-07-19 The General Hospital Corporation Methods and systems for performing angle-resolved fourier-domain optical coherence tomography
JP2008154201A (en) * 2006-07-07 2008-07-03 Murata Mfg Co Ltd Transmitter
JP2009010484A (en) * 2007-06-26 2009-01-15 Mitsubishi Electric Corp Multiband amplifier
WO2009151097A1 (en) * 2008-06-13 2009-12-17 日本電気株式会社 Power amplifier and amplification method thereof, and radio wave transmitter using same
US8170505B2 (en) * 2008-07-30 2012-05-01 Qualcomm Incorporated Driver amplifier having a programmable output impedance adjustment circuit
US9143172B2 (en) 2009-06-03 2015-09-22 Qualcomm Incorporated Tunable matching circuits for power amplifiers
US8963611B2 (en) 2009-06-19 2015-02-24 Qualcomm Incorporated Power and impedance measurement circuits for a wireless communication device
JP5257719B2 (en) * 2009-07-02 2013-08-07 株式会社村田製作所 High frequency circuit for wireless communication and wireless communication device
US8750810B2 (en) * 2009-07-24 2014-06-10 Qualcomm Incorporated Power amplifier with switched output matching for multi-mode operation
US8072272B2 (en) 2009-08-19 2011-12-06 Qualcomm, Incorporated Digital tunable inter-stage matching circuit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4580111A (en) * 1981-12-24 1986-04-01 Harris Corporation Amplitude modulation using digitally selected carrier amplifiers
JP2001156554A (en) * 1999-10-08 2001-06-08 Ma-Com Eurotec Apparatus and method for transmitting digital information using interleaved delta modulation
US6255906B1 (en) * 1999-09-30 2001-07-03 Conexant Systems, Inc. Power amplifier operated as an envelope digital to analog converter with digital pre-distortion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3179164B2 (en) * 1992-01-13 2001-06-25 岩崎通信機株式会社 High frequency power amplifier
US5774017A (en) * 1996-06-03 1998-06-30 Anadigics, Inc. Multiple-band amplifier
JP3336868B2 (en) * 1996-08-09 2002-10-21 株式会社村田製作所 High frequency amplifier that matches multiple signals with different frequencies
US5847602A (en) * 1997-03-03 1998-12-08 Hewlett-Packard Company Method and apparatus for linearizing an efficient class D/E power amplifier using delta modulation
US6300830B1 (en) * 2000-12-29 2001-10-09 Ericsson Inc Multiplexed input envelope restoration scheme for linear high-efficiency power amplification

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4580111A (en) * 1981-12-24 1986-04-01 Harris Corporation Amplitude modulation using digitally selected carrier amplifiers
US6255906B1 (en) * 1999-09-30 2001-07-03 Conexant Systems, Inc. Power amplifier operated as an envelope digital to analog converter with digital pre-distortion
JP2001156554A (en) * 1999-10-08 2001-06-08 Ma-Com Eurotec Apparatus and method for transmitting digital information using interleaved delta modulation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 23 10 February 2001 (2001-02-10) *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9559639B2 (en) 2009-08-19 2017-01-31 Qualcomm Incorporated Protection circuit for power amplifier

Also Published As

Publication number Publication date
WO2004034569A2 (en) 2004-04-22
JP2006515723A (en) 2006-06-01
AU2003275490A1 (en) 2004-05-04
EP1550207A2 (en) 2005-07-06
AU2003275490A8 (en) 2004-05-04

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