GB2421373B - A transmitter a transceiver and method of controlling a transmit power therefor - Google Patents

A transmitter a transceiver and method of controlling a transmit power therefor

Info

Publication number
GB2421373B
GB2421373B GB0427638A GB0427638A GB2421373B GB 2421373 B GB2421373 B GB 2421373B GB 0427638 A GB0427638 A GB 0427638A GB 0427638 A GB0427638 A GB 0427638A GB 2421373 B GB2421373 B GB 2421373B
Authority
GB
United Kingdom
Prior art keywords
transceiver
transmitter
controlling
transmit power
power therefor
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.)
Active
Application number
GB0427638A
Other versions
GB0427638D0 (en
GB2421373A (en
Inventor
Christopher E Brice
Peter A Clark
Andrew Hutchison
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 Inc
Original Assignee
Motorola 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
Application filed by Motorola Inc filed Critical Motorola Inc
Priority to GB0427638A priority Critical patent/GB2421373B/en
Publication of GB0427638D0 publication Critical patent/GB0427638D0/en
Priority to PCT/US2005/042249 priority patent/WO2006065462A2/en
Publication of GB2421373A publication Critical patent/GB2421373A/en
Application granted granted Critical
Publication of GB2421373B publication Critical patent/GB2421373B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
GB0427638A 2004-12-17 2004-12-17 A transmitter a transceiver and method of controlling a transmit power therefor Active GB2421373B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0427638A GB2421373B (en) 2004-12-17 2004-12-17 A transmitter a transceiver and method of controlling a transmit power therefor
PCT/US2005/042249 WO2006065462A2 (en) 2004-12-17 2005-11-18 A transmitter, a transceiver and a method of controlling a transmit power therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0427638A GB2421373B (en) 2004-12-17 2004-12-17 A transmitter a transceiver and method of controlling a transmit power therefor

Publications (3)

Publication Number Publication Date
GB0427638D0 GB0427638D0 (en) 2005-01-19
GB2421373A GB2421373A (en) 2006-06-21
GB2421373B true GB2421373B (en) 2009-01-28

Family

ID=34090201

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0427638A Active GB2421373B (en) 2004-12-17 2004-12-17 A transmitter a transceiver and method of controlling a transmit power therefor

Country Status (2)

Country Link
GB (1) GB2421373B (en)
WO (1) WO2006065462A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20075343A0 (en) * 2007-05-11 2007-05-11 Nokia Corp Regulation of emission from radio transmitters
US8538353B2 (en) * 2011-02-18 2013-09-17 Qualcomm Incorporated Adaptive average power tracking
US8879665B2 (en) * 2011-06-08 2014-11-04 Broadcom Corporation Controlling a power amplifier based on transmitter output emissions
CN111684730B (en) 2018-02-02 2022-06-28 维尔塞特公司 Radio frequency loopback for transceivers
WO2024080621A1 (en) * 2022-10-11 2024-04-18 삼성전자 주식회사 Electronic device comprising antenna, and operation method therefor

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030117215A1 (en) * 2001-12-26 2003-06-26 O'flaherty Martin J. Methods of optimising power amplifier efficiency and closed-loop power amplifier controllers

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6891902B2 (en) * 2002-07-02 2005-05-10 Intel Corporation System and method for adjusting a power level of a transmission signal
US7471738B2 (en) * 2002-12-02 2008-12-30 Research In Motion Limited Method and apparatus for optimizing transmitter power efficiency
US6950636B2 (en) * 2002-12-06 2005-09-27 Skyworks Solutions, Inc. Power amplifier control driver having over-current protection and linear control
JP4356384B2 (en) * 2003-07-09 2009-11-04 日本電気株式会社 Nonlinear compensation circuit, transmitter, and nonlinear compensation method
US7330517B2 (en) * 2003-11-24 2008-02-12 P-Wave Ltd. Amplifier linearization using non-linear predistortion
EP1557995A3 (en) * 2004-01-22 2012-10-17 Panasonic Corporation Data converter and data conversion method, and transmitter circuit, communications device and electronic device using the same

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030117215A1 (en) * 2001-12-26 2003-06-26 O'flaherty Martin J. Methods of optimising power amplifier efficiency and closed-loop power amplifier controllers

Also Published As

Publication number Publication date
GB0427638D0 (en) 2005-01-19
WO2006065462A2 (en) 2006-06-22
WO2006065462B1 (en) 2006-11-02
GB2421373A (en) 2006-06-21
WO2006065462A3 (en) 2006-09-08

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20110127 AND 20110202

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20170831 AND 20170906