FI951692A0 - Menetelmä ja laite tehovahvistimen modulaatiohuipputehon säätämiseksi - Google Patents

Menetelmä ja laite tehovahvistimen modulaatiohuipputehon säätämiseksi

Info

Publication number
FI951692A0
FI951692A0 FI951692A FI951692A FI951692A0 FI 951692 A0 FI951692 A0 FI 951692A0 FI 951692 A FI951692 A FI 951692A FI 951692 A FI951692 A FI 951692A FI 951692 A0 FI951692 A0 FI 951692A0
Authority
FI
Finland
Prior art keywords
adjusting
power
modulation peak
power amplifier
peak power
Prior art date
Application number
FI951692A
Other languages
English (en)
Swedish (sv)
Other versions
FI951692A (fi
FI113110B (fi
Inventor
John Ernest Matz
James Edward Mitzlaff
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
Publication of FI951692A0 publication Critical patent/FI951692A0/fi
Publication of FI951692A publication Critical patent/FI951692A/fi
Application granted granted Critical
Publication of FI113110B publication Critical patent/FI113110B/fi

Links

Classifications

    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
FI951692A 1993-08-10 1995-04-07 Menetelmä ja laite tehovahvistimen modulaatiohuipputehon säätämiseksi FI113110B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/104,868 US5349300A (en) 1993-08-10 1993-08-10 Method and apparatus for controlling a peak envelope power of a PA
US10486893 1993-08-10
PCT/US1994/006927 WO1995005029A1 (en) 1993-08-10 1994-06-20 Method and apparatus for controlling a peak envelope power of a pa
US9406927 1994-06-20

Publications (3)

Publication Number Publication Date
FI951692A0 true FI951692A0 (fi) 1995-04-07
FI951692A FI951692A (fi) 1995-04-07
FI113110B FI113110B (fi) 2004-02-27

Family

ID=22302828

Family Applications (1)

Application Number Title Priority Date Filing Date
FI951692A FI113110B (fi) 1993-08-10 1995-04-07 Menetelmä ja laite tehovahvistimen modulaatiohuipputehon säätämiseksi

Country Status (6)

Country Link
US (1) US5349300A (fi)
JP (1) JPH08505502A (fi)
CA (1) CA2145652C (fi)
FI (1) FI113110B (fi)
SE (1) SE9501288L (fi)
WO (1) WO1995005029A1 (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5623227A (en) * 1995-10-17 1997-04-22 Motorola, Inc. Amplifier circuit and method of controlling an amplifier for use in a radio frequency communication system
US5621354A (en) * 1995-10-17 1997-04-15 Motorola, Inc. Apparatus and method for performing error corrected amplification in a radio frequency system
US5710990A (en) * 1996-03-21 1998-01-20 Motorola, Inc. Transmitter which adjusts peak-to-average power of a multicarrier signal by switching between a group of channels and a phase-adjusted group of channels
US6757299B1 (en) * 1998-09-24 2004-06-29 Silicon Automation Systems Limited Peak power to average power ratio reduction in multicarrier communication systems using error-correcting code
US6166601A (en) * 1999-01-07 2000-12-26 Wiseband Communications Ltd. Super-linear multi-carrier power amplifier
US6128350A (en) * 1999-08-24 2000-10-03 Usa Digital Radio, Inc. Method and apparatus for reducing peak to average power ratio in digital broadcasting systems
US7054385B2 (en) * 2001-10-22 2006-05-30 Tropian, Inc. Reduction of average-to-minimum power ratio in communications signals
US20070211829A1 (en) * 2001-10-22 2007-09-13 Matsushita Electric Industrial Co., Ltd. Method and apparatus for pulse optimization for non-linear filtering
US8331490B2 (en) * 2001-10-22 2012-12-11 Panasonic Corporation Methods and apparatus for conditioning communications signals based on detection of high-frequency events in polar domain
US7542517B2 (en) 2004-02-02 2009-06-02 Ibiquity Digital Corporation Peak-to-average power reduction for FM OFDM transmission
US7873332B2 (en) * 2006-12-06 2011-01-18 Broadcom Corporation Method and system for mitigating a voltage standing wave ratio
US8364104B2 (en) * 2010-09-24 2013-01-29 Intel Corporation Power calibration under voltage standing wave ratio change by frequency sweep
US9287906B2 (en) * 2011-12-19 2016-03-15 Nec Corporation Transmission apparatus and wireless signal transmission method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8402613A (nl) * 1984-08-28 1986-03-17 Hollandse Signaalapparaten Bv Inrichting voor het combineren van de uitgangssignalen van meerdere op eenzelfde frequentie afgestemde zendeenheden.
US4811422A (en) * 1986-12-22 1989-03-07 Kahn Leonard R Reduction of undesired harmonic components

Also Published As

Publication number Publication date
US5349300A (en) 1994-09-20
CA2145652A1 (en) 1995-02-16
SE9501288D0 (sv) 1995-04-07
FI951692A (fi) 1995-04-07
SE9501288L (sv) 1995-06-06
CA2145652C (en) 1997-11-25
FI113110B (fi) 2004-02-27
JPH08505502A (ja) 1996-06-11
WO1995005029A1 (en) 1995-02-16

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