AU2003301490A1 - Automatic-bias amplifier circuit - Google Patents

Automatic-bias amplifier circuit

Info

Publication number: AU2003301490A1
Authority: AU; Australia
Prior art keywords: automatic; amplifier circuit; bias amplifier; bias; circuit
Prior art date: 2002-10-15
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.): Abandoned

Application number

AU2003301490A

Inventor

Gregory N. Henderson

Ashley A. Imhoff

Ping Li

Li Liu

Christopher C. Souchuns

On San Andy Tang

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.)

Qorvo US Inc

Original Assignee

Triquint Semiconductor 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.)

2002-10-15

Filing date

2003-10-14

Publication date

2004-05-04

2003-06-10 Priority claimed from US10/459,239 external-priority patent/US7010284B2/en

2003-06-27 Priority claimed from US10/607,959 external-priority patent/US20040070454A1/en

2003-09-11 Priority claimed from US10/661,787 external-priority patent/US20040072554A1/en

2003-10-14 Application filed by Triquint Semiconductor Inc filed Critical Triquint Semiconductor Inc

2004-05-04 Publication of AU2003301490A1 publication Critical patent/AU2003301490A1/en

Status Abandoned legal-status Critical Current

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
- H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A
- H03F1/0272—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A by using a signal derived from the output signal
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0475—Circuits with means for limiting noise, interference or distortion

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Amplifiers (AREA)

AU2003301490A 2002-10-15 2003-10-14 Automatic-bias amplifier circuit Abandoned AU2003301490A1 (en)

Applications Claiming Priority (9)

Application Number	Priority Date	Filing Date	Title
US41902702P	2002-10-15	2002-10-15
US60/419,027		2002-10-15
US10/459,239 US7010284B2 (en)	2002-11-06	2003-06-10	Wireless communications device including power detector circuit coupled to sample signal at interior node of amplifier
US10/459,239		2003-06-10
US10/607,959 US20040070454A1 (en)	2002-10-15	2003-06-27	Continuous bias circuit and method for an amplifier
US10/607,959		2003-06-27
US10/661,787		2003-09-11
US10/661,787 US20040072554A1 (en)	2002-10-15	2003-09-11	Automatic-bias amplifier circuit
PCT/US2003/032478 WO2004036775A1 (en)	2002-10-15	2003-10-14	Automatic-bias amplifier circuit

Publications (1)

Publication Number	Publication Date
AU2003301490A1 true AU2003301490A1 (en)	2004-05-04

Family

ID=32111047

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU2003301490A Abandoned AU2003301490A1 (en)	2002-10-15	2003-10-14	Automatic-bias amplifier circuit

Country Status (2)

Country	Link
AU (1)	AU2003301490A1 (en)
WO (1)	WO2004036775A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7142053B2 (en) *	2004-12-06	2006-11-28	Skyworks Solutions, Inc.	Voltage clamp for improved transient performance of a collector voltage controlled power amplifier
US7276973B2 (en) *	2005-06-29	2007-10-02	Skyworks Solutions, Inc.	Automatic bias control circuit for linear power amplifiers
TWI482429B (en) *	2009-07-03	2015-04-21	Chi Mei Comm Systems Inc	Wireless communiction device and power amplifier efficiency control module thereof
CN110855254B (en) *	2019-11-15	2023-06-20	唯捷创芯(天津)电子技术股份有限公司	Radio frequency power amplifier, chip and communication terminal

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5128629A (en) *	1991-04-22	1992-07-07	Hughes Aircraft Company	Method for controlling the output power of digital cellular telephones
US5712593A (en) *	1996-02-05	1998-01-27	Motorola, Inc.	Linear power amplifier with distortion detection
US6321074B1 (en) *	1999-02-18	2001-11-20	Itron, Inc.	Apparatus and method for reducing oscillator frequency pulling during AM modulation
US6687491B2 (en) *	2002-01-18	2004-02-03	Sony Corporation	Direct conversion of low power high linearity receiver

2003
- 2003-10-14 WO PCT/US2003/032478 patent/WO2004036775A1/en not_active Ceased
- 2003-10-14 AU AU2003301490A patent/AU2003301490A1/en not_active Abandoned

Also Published As

Publication number	Publication date
WO2004036775A1 (en)	2004-04-29

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AU2003239909A1 (en)	2004-05-25	Enhanced-service provision
AU2003262722A1 (en)	2004-03-03	Subwoofer
AU2003224111A1 (en)	2003-11-17	Substituted pyrazolo-pyrimidine-4-ones
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AU2003238043A1 (en)	2004-01-23	Substituted imidazotriazines
AU2003245984A1 (en)	2004-01-23	Hetero-cyclicaly substituted imidazotriazines
AU2002238699A1 (en)	2003-09-02	Photodetector circuit
AU2003263884A1 (en)	2004-03-29	Amplifier power control circuit
AU2003220105A1 (en)	2003-09-29	Cross-differential amplifier
AU2003281983A1 (en)	2004-06-18	Amplifier assembly
AU2003246494A1 (en)	2004-02-09	Multi-standard amplifier
AU2003272831A1 (en)	2004-05-04	Circuit board threadplate
AU2003298592A1 (en)	2004-05-13	Second order predistortion circuit
AU2002223882A1 (en)	2002-06-03	Amplifier circuit
AU2003283683A1 (en)	2004-06-30	Amplifier circuit having an impedance-controllable bias-boosting circuit
AU2003282646A1 (en)	2004-06-18	Isolation circuit
AU2003212366A1 (en)	2003-10-08	Substituted 4-aminocyclohexanols

Legal Events

Date	Code	Title	Description
2005-07-21	MK6	Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase