GB2345211B - Programming means for setting optimal bias voltages - Google Patents

Programming means for setting optimal bias voltages

Info

Publication number: GB2345211B
Authority: GB; United Kingdom
Prior art keywords: bias voltages; programming means; optimal bias; setting optimal; setting
Prior art date: 1995-05-25
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.): Expired - Fee Related

Application number

GB0003498A

Other versions

GB0003498D0 (en

GB2345211A (en

Inventor

Bernhard Frerichs

Klaus Dirksmeier

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.)

Motorola Solutions Germany GmbH

Original Assignee

Motorola GmbH

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.)

1995-05-25

Filing date

1995-05-25

Publication date

2000-08-09

1995-05-25 Application filed by Motorola GmbH filed Critical Motorola GmbH

1995-05-25 Priority to GB0003498A priority Critical patent/GB2345211B/en

2000-04-05 Publication of GB0003498D0 publication Critical patent/GB0003498D0/en

2000-06-28 Publication of GB2345211A publication Critical patent/GB2345211A/en

2000-08-09 Application granted granted Critical

2000-08-09 Publication of GB2345211B publication Critical patent/GB2345211B/en

2015-05-25 Anticipated expiration legal-status Critical

Status Expired - Fee Related 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

Landscapes

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

GB0003498A 1995-05-25 1995-05-25 Programming means for setting optimal bias voltages Expired - Fee Related GB2345211B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB0003498A GB2345211B (en)	1995-05-25	1995-05-25	Programming means for setting optimal bias voltages

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB9510666A GB2301248B (en)	1995-05-25	1995-05-25	Amplifying circuit and method for determining optimal bias voltages therein
GB0003498A GB2345211B (en)	1995-05-25	1995-05-25	Programming means for setting optimal bias voltages

Publications (3)

Publication Number	Publication Date
GB0003498D0 GB0003498D0 (en)	2000-04-05
GB2345211A GB2345211A (en)	2000-06-28
GB2345211B true GB2345211B (en)	2000-08-09

Family

ID=10775065

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB0003498A Expired - Fee Related GB2345211B (en)	1995-05-25	1995-05-25	Programming means for setting optimal bias voltages
GB9510666A Expired - Fee Related GB2301248B (en)	1995-05-25	1995-05-25	Amplifying circuit and method for determining optimal bias voltages therein

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
GB9510666A Expired - Fee Related GB2301248B (en)	1995-05-25	1995-05-25	Amplifying circuit and method for determining optimal bias voltages therein

Country Status (1)

Country	Link
GB (2)	GB2345211B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6043706A (en) *	1999-02-05	2000-03-28	Ericsson Inc.	Methods and apparatus for controlling power amplifier quiescent current in a wireless communication device
US6873044B2 (en)	2000-09-11	2005-03-29	Xytrans, Inc.	Microwave monolithic integrated circuit package
US7027789B2 (en)	2000-09-11	2006-04-11	Xytrans, Inc.	Self-tuned millimeter wave RF transceiver module
GB0028689D0 (en) *	2000-11-24	2001-01-10	Qualcomm Uk Ltd	Amplifier circuit
US6515545B1 (en) *	2001-08-17	2003-02-04	Harris Corporation	RF power amplifier transistor quiescent current checking and adjusting
US6573796B2 (en) *	2001-09-24	2003-06-03	Infineon Technologies Ag	Automatic LDMOS biasing with long term hot carrier compensation
GB2381681A (en) *	2001-10-31	2003-05-07	Motorola Inc	Automatic transmitter bias adjustment between TDMA slots
EP1526636A1 (en) *	2003-10-23	2005-04-27	Broadcom Corporation	High linearity, high efficiency power amplifier with DSP assisted linearity optimization
US7421254B2 (en)	2003-10-23	2008-09-02	Broadcom Corporation	High linearity, high efficiency power amplifier with DSP assisted linearity optimization
US7355478B2 (en) *	2006-06-30	2008-04-08	Andrew Corporation	RF amplifier with pulse detection and bias control
US9166533B2 (en) *	2009-07-30	2015-10-20	Qualcomm Incorporated	Bias current monitor and control mechanism for amplifiers
WO2019107264A1 (en) *	2017-12-01	2019-06-06	株式会社村田製作所	Amplifying device, method for manufacturing amplifying device, and method for correcting bias current

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0401013A2 (en) *	1989-05-31	1990-12-05	Nec Corporation	High frequency amplifier circuit capable of optimizing a total power consumption

1995
- 1995-05-25 GB GB0003498A patent/GB2345211B/en not_active Expired - Fee Related
- 1995-05-25 GB GB9510666A patent/GB2301248B/en not_active Expired - Fee Related

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0401013A2 (en) *	1989-05-31	1990-12-05	Nec Corporation	High frequency amplifier circuit capable of optimizing a total power consumption

Also Published As

Publication number	Publication date
GB2301248A (en)	1996-11-27
GB0003498D0 (en)	2000-04-05
GB2345211A (en)	2000-06-28
GB9510666D0 (en)	1995-07-19
GB2301248B (en)	2000-08-09

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EP0861029A4 (en)	1999-02-17	Hemoregulatory compounds
GB9518123D0 (en)	1995-11-08	Trim fixing
EP0861078A4 (en)	1999-03-17	Hemoregulatory compounds
EP0865279A4 (en)	1999-03-03	Hemoregulatory compounds
GB9516322D0 (en)	1995-10-11	Sunshade
HK1015979A1 (en)	1999-10-22	Tuning control system
GB2305232B (en)	2000-04-19	Adjustment arrangement
EP0861255A4 (en)	2000-06-28	Hemoregulatory compounds
EP0861030A4 (en)	1999-03-03	Hemoregulatory compounds
AU5193298A (en)	1998-06-29	Novel trh receptor
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Legal Events

Date	Code	Title	Description
2010-01-27	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20090525