FI953190A0 - Menetelmä ja laite tehovahvistimen modulaatiohuipputehon säätämiseksi - Google Patents
Menetelmä ja laite tehovahvistimen modulaatiohuipputehon säätämiseksiInfo
- Publication number
- FI953190A0 FI953190A0 FI953190A FI953190A FI953190A0 FI 953190 A0 FI953190 A0 FI 953190A0 FI 953190 A FI953190 A FI 953190A FI 953190 A FI953190 A FI 953190A FI 953190 A0 FI953190 A0 FI 953190A0
- Authority
- FI
- Finland
- Prior art keywords
- controlling
- power
- modulation peak
- power amplifier
- peak power
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
-
- 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
- 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
- H03G3/3047—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers for intermittent signals, e.g. burst signals
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/144,931 US5854571A (en) | 1993-10-28 | 1993-10-28 | Method and apparatus for controlling a peak envelope power of a power amplifier |
PCT/US1994/010461 WO1995012245A1 (en) | 1993-10-28 | 1994-09-16 | Method and apparatus for controlling a peak envelope power of a power amplifier |
Publications (2)
Publication Number | Publication Date |
---|---|
FI953190A0 true FI953190A0 (fi) | 1995-06-28 |
FI953190A FI953190A (fi) | 1995-06-28 |
Family
ID=22510813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI953190A FI953190A (fi) | 1993-10-28 | 1995-06-28 | Menetelmä ja laite tehovahvistimen modulaatiohuipputehon säätämiseksi |
Country Status (12)
Country | Link |
---|---|
US (1) | US5854571A (de) |
EP (1) | EP0676100B1 (de) |
JP (1) | JPH08505509A (de) |
KR (1) | KR0152374B1 (de) |
CN (1) | CN1116018A (de) |
AU (1) | AU7797794A (de) |
BR (1) | BR9405975A (de) |
CA (1) | CA2149050C (de) |
DE (1) | DE69429079T2 (de) |
FI (1) | FI953190A (de) |
RU (1) | RU2119714C1 (de) |
WO (1) | WO1995012245A1 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3462388B2 (ja) * | 1998-04-28 | 2003-11-05 | 松下電器産業株式会社 | 無線通信装置 |
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 |
US6825719B1 (en) * | 2000-05-26 | 2004-11-30 | Intel Corporation | RF power amplifier and methods for improving the efficiency thereof |
US6587511B2 (en) * | 2001-01-26 | 2003-07-01 | Intel Corporation | Radio frequency transmitter and methods thereof |
US20030125065A1 (en) * | 2001-12-27 | 2003-07-03 | Ilan Barak | Method and apparatus for generating an output signal |
US20030123566A1 (en) * | 2001-12-27 | 2003-07-03 | Jaime Hasson | Transmitter having a sigma-delta modulator with a non-uniform polar quantizer and methods thereof |
US7024231B2 (en) * | 2002-10-28 | 2006-04-04 | Allen Cohen | Booster system in a cellular phone base station |
US7336753B2 (en) * | 2003-06-26 | 2008-02-26 | Marvell International Ltd. | Transmitter |
RU2387075C2 (ru) | 2003-09-03 | 2010-04-20 | Бехзад МОХЕББИ | Сотовый добавочный усилитель с малым радиусом действия |
US7912145B2 (en) * | 2003-12-15 | 2011-03-22 | Marvell World Trade Ltd. | Filter for a modulator and methods thereof |
US7356315B2 (en) * | 2003-12-17 | 2008-04-08 | Intel Corporation | Outphasing modulators and methods of outphasing modulation |
US7355470B2 (en) | 2006-04-24 | 2008-04-08 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning |
US7327803B2 (en) | 2004-10-22 | 2008-02-05 | Parkervision, Inc. | Systems and methods for vector power amplification |
US7911272B2 (en) | 2007-06-19 | 2011-03-22 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments |
US8031804B2 (en) | 2006-04-24 | 2011-10-04 | Parkervision, Inc. | Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion |
US7937106B2 (en) | 2006-04-24 | 2011-05-03 | ParkerVision, Inc, | Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same |
US8315336B2 (en) | 2007-05-18 | 2012-11-20 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including a switching stage embodiment |
WO2008156800A1 (en) | 2007-06-19 | 2008-12-24 | Parkervision, Inc. | Combiner-less multiple input single output (miso) amplification with blended control |
WO2009005768A1 (en) | 2007-06-28 | 2009-01-08 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
WO2009145887A1 (en) | 2008-05-27 | 2009-12-03 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
US7768353B2 (en) * | 2008-06-13 | 2010-08-03 | Samsung Electro-Mechanics Company, Ltd. | Systems and methods for switching mode power amplifier control |
US8358680B2 (en) * | 2008-12-23 | 2013-01-22 | Apple Inc. | Reducing power levels associated with two or more signals using peak reduction distortion that is derived from a combined signal |
KR20140026458A (ko) | 2011-04-08 | 2014-03-05 | 파커비전, 인크. | Rf 전력 송신, 변조 및 증폭 시스템들 및 방법들 |
KR20140034895A (ko) | 2011-06-02 | 2014-03-20 | 파커비전, 인크. | 안테나 제어 |
EP2800278B1 (de) * | 2011-12-20 | 2016-05-04 | Telefonaktiebolaget LM Ericsson (publ) | Sender, Sender-Empfänger, Kommunikationsvorrichtung, Verfahren und Computerprogramm |
JP6541658B2 (ja) * | 2013-08-20 | 2019-07-10 | シグニファイ ホールディング ビー ヴィ | 混成無線システムを介する装置制御 |
EP3047348A4 (de) | 2013-09-17 | 2016-09-07 | Parkervision Inc | Verfahren, vorrichtung und system für die darstellung einer datenträgerzeitfunktion |
US10148228B2 (en) * | 2016-12-20 | 2018-12-04 | Nxp Usa, Inc. | RF power amplifier bias modulation with programmable stages |
Family Cites Families (3)
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. |
CA1266707A (en) * | 1985-12-16 | 1990-03-13 | Steve S. Yang | Method of calibrating and equalizing a multi-channel automatic gain control amplifier |
US5302914A (en) * | 1992-10-20 | 1994-04-12 | At&T Bell Laboratories | Method and apparatus for reducing the peak-to-average power in multi-carrier RF communication systems |
-
1993
- 1993-10-28 US US08/144,931 patent/US5854571A/en not_active Expired - Lifetime
-
1994
- 1994-09-16 WO PCT/US1994/010461 patent/WO1995012245A1/en active IP Right Grant
- 1994-09-16 EP EP94928602A patent/EP0676100B1/de not_active Expired - Lifetime
- 1994-09-16 CA CA002149050A patent/CA2149050C/en not_active Expired - Lifetime
- 1994-09-16 DE DE69429079T patent/DE69429079T2/de not_active Expired - Lifetime
- 1994-09-16 JP JP7512619A patent/JPH08505509A/ja active Pending
- 1994-09-16 CN CN94190829A patent/CN1116018A/zh active Pending
- 1994-09-16 KR KR1019950702673A patent/KR0152374B1/ko not_active IP Right Cessation
- 1994-09-16 RU RU95113714A patent/RU2119714C1/ru active
- 1994-09-16 BR BR9405975A patent/BR9405975A/pt not_active Application Discontinuation
- 1994-09-16 AU AU77977/94A patent/AU7797794A/en not_active Abandoned
-
1995
- 1995-06-28 FI FI953190A patent/FI953190A/fi unknown
Also Published As
Publication number | Publication date |
---|---|
WO1995012245A1 (en) | 1995-05-04 |
BR9405975A (pt) | 1996-01-09 |
US5854571A (en) | 1998-12-29 |
RU2119714C1 (ru) | 1998-09-27 |
JPH08505509A (ja) | 1996-06-11 |
KR960700562A (ko) | 1996-01-20 |
FI953190A (fi) | 1995-06-28 |
DE69429079D1 (de) | 2001-12-20 |
KR0152374B1 (ko) | 1999-02-18 |
EP0676100B1 (de) | 2001-11-14 |
CA2149050C (en) | 1998-02-24 |
AU7797794A (en) | 1995-05-22 |
EP0676100A1 (de) | 1995-10-11 |
DE69429079T2 (de) | 2002-06-06 |
EP0676100A4 (de) | 1998-04-15 |
CN1116018A (zh) | 1996-01-31 |
CA2149050A1 (en) | 1995-05-04 |
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