GB0313781D0 - Amplifier impedance matching - Google Patents

Amplifier impedance matching

Info

Publication number
GB0313781D0
GB0313781D0 GB0313781A GB0313781A GB0313781D0 GB 0313781 D0 GB0313781 D0 GB 0313781D0 GB 0313781 A GB0313781 A GB 0313781A GB 0313781 A GB0313781 A GB 0313781A GB 0313781 D0 GB0313781 D0 GB 0313781D0
Authority
GB
United Kingdom
Prior art keywords
impedance matching
amplifier impedance
amplifier
matching
impedance
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
GB0313781A
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.)
Sepura Ltd
Original Assignee
Sepura Ltd
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
Application filed by Sepura Ltd filed Critical Sepura Ltd
Priority to GB0313781A priority Critical patent/GB0313781D0/en
Publication of GB0313781D0 publication Critical patent/GB0313781D0/en
Priority to GB0413118A priority patent/GB2404088B/en
Priority to EP04736648A priority patent/EP1634369A1/en
Priority to PCT/GB2004/002469 priority patent/WO2004112237A1/en
Priority to CN 200480019605 priority patent/CN1820408A/en
Ceased legal-status Critical Current

Links

GB0313781A 2003-06-13 2003-06-13 Amplifier impedance matching Ceased GB0313781D0 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB0313781A GB0313781D0 (en) 2003-06-13 2003-06-13 Amplifier impedance matching
GB0413118A GB2404088B (en) 2003-06-13 2004-06-11 Amplifier impedance matching
EP04736648A EP1634369A1 (en) 2003-06-13 2004-06-11 Amplifier impedance matching
PCT/GB2004/002469 WO2004112237A1 (en) 2003-06-13 2004-06-11 Amplifier impedance matching
CN 200480019605 CN1820408A (en) 2003-06-13 2004-06-11 Amplifier impedance matching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0313781A GB0313781D0 (en) 2003-06-13 2003-06-13 Amplifier impedance matching

Publications (1)

Publication Number Publication Date
GB0313781D0 true GB0313781D0 (en) 2003-07-23

Family

ID=27636520

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0313781A Ceased GB0313781D0 (en) 2003-06-13 2003-06-13 Amplifier impedance matching
GB0413118A Expired - Fee Related GB2404088B (en) 2003-06-13 2004-06-11 Amplifier impedance matching

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0413118A Expired - Fee Related GB2404088B (en) 2003-06-13 2004-06-11 Amplifier impedance matching

Country Status (4)

Country Link
EP (1) EP1634369A1 (en)
CN (1) CN1820408A (en)
GB (2) GB0313781D0 (en)
WO (1) WO2004112237A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8238848B2 (en) * 2007-06-20 2012-08-07 Telefonaktiebolaget Lm Ericsson (Publ) Feed forward noise reduction in a transmitter
US8432237B2 (en) 2009-05-21 2013-04-30 Qualcomm, Incorporated Output circuit with integrated impedance matching, power combining and filtering for power amplifiers and other circuits
WO2015127610A1 (en) * 2014-02-26 2015-09-03 华为技术有限公司 Method for amplifying power and power amplifier
CN104392597A (en) * 2014-11-26 2015-03-04 无锡华普微电子有限公司 Radio IC micro-power wireless remote transmission circuit
CN105790719B (en) * 2014-12-25 2024-07-19 南京中兴新软件有限责任公司 Method and device for improving DPD performance of radio frequency power amplifier
CN111200406A (en) * 2020-01-17 2020-05-26 电子科技大学 Dual-passband power amplifier based on three-frequency impedance matching

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB451494A (en) * 1935-01-01 1936-08-04 William Proctor Wilson Improvements in and relating to electric impedance networks
US2185389A (en) * 1938-05-09 1940-01-02 Hazeltine Corp Feedback amplifier filter
US2398691A (en) * 1944-04-28 1946-04-16 Philco Radio & Television Corp Wide band amplifier
US3955146A (en) * 1972-06-30 1976-05-04 The United States Of America As Represented By The Secretary Of The Navy Circuit for coupling an antenna to a load
JP3120583B2 (en) * 1992-08-25 2000-12-25 株式会社デンソー High frequency amplifier stabilization circuit
JPH088635A (en) * 1994-06-23 1996-01-12 Taiyo Musen Kk Antenna impedance matching box and antenna system using the impeadance matching box
CN1094271C (en) * 1995-12-18 2002-11-13 松下电器产业株式会社 Transmitter-receiver circuit for radio communication and semiconductor integrated circuit device
US6449465B1 (en) * 1999-12-20 2002-09-10 Motorola, Inc. Method and apparatus for linear amplification of a radio frequency signal
JP3670222B2 (en) * 2001-05-29 2005-07-13 三菱電機株式会社 High frequency amplifier and high frequency multistage amplifier
US6566944B1 (en) * 2002-02-21 2003-05-20 Ericsson Inc. Current modulator with dynamic amplifier impedance compensation

Also Published As

Publication number Publication date
GB2404088A (en) 2005-01-19
WO2004112237A1 (en) 2004-12-23
EP1634369A1 (en) 2006-03-15
CN1820408A (en) 2006-08-16
GB2404088B (en) 2005-10-19
GB0413118D0 (en) 2004-07-14

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)