DK165990D0 - Effektforstaerker - Google Patents
EffektforstaerkerInfo
- Publication number
- DK165990D0 DK165990D0 DK165990A DK165990A DK165990D0 DK 165990 D0 DK165990 D0 DK 165990D0 DK 165990 A DK165990 A DK 165990A DK 165990 A DK165990 A DK 165990A DK 165990 D0 DK165990 D0 DK 165990D0
- Authority
- DK
- Denmark
- Prior art keywords
- output power
- power
- response
- power amplifier
- nominal
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/362—Aspects of the step size
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/52—TPC using AGC [Automatic Gain Control] circuits or amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Transmitters (AREA)
- Circuits Of Receivers In General (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB888826918A GB8826918D0 (en) | 1988-11-17 | 1988-11-17 | Power amplifier for radio frequency signal |
PCT/US1989/004311 WO1990006018A1 (en) | 1988-11-17 | 1989-10-05 | Power amplifier for a radio frequency signal |
Publications (2)
Publication Number | Publication Date |
---|---|
DK165990A DK165990A (da) | 1990-07-10 |
DK165990D0 true DK165990D0 (da) | 1990-07-10 |
Family
ID=10647023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK165990A DK165990D0 (da) | 1988-11-17 | 1990-07-10 | Effektforstaerker |
Country Status (15)
Country | Link |
---|---|
US (1) | US4992753A (da) |
EP (3) | EP0632584A1 (da) |
KR (1) | KR950005175B1 (da) |
AT (2) | ATE174457T1 (da) |
AU (2) | AU620478B2 (da) |
CA (1) | CA1317648C (da) |
DE (2) | DE68927038T3 (da) |
DK (1) | DK165990D0 (da) |
ES (2) | ES2126664T3 (da) |
FI (1) | FI98479C (da) |
GB (1) | GB8826918D0 (da) |
GR (1) | GR3021626T3 (da) |
HK (1) | HK36897A (da) |
NO (1) | NO178248C (da) |
WO (1) | WO1990006018A1 (da) |
Families Citing this family (81)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4983981A (en) * | 1989-02-24 | 1991-01-08 | Hazeltine Corporation | Active array element amplitude stabilization |
DE69031004T2 (de) * | 1989-04-02 | 1997-10-30 | Sony Corp | Funkübertragungsgerät |
FI81931C (fi) * | 1989-05-12 | 1990-12-10 | Nokia Mobira Oy | Foerfarande foer alstring av laoga effektnivaoer i saendaren av en radiotelefon. |
FI82796C (fi) * | 1989-05-12 | 1991-04-10 | Nokia Mobira Oy | Koppling foer alstring av laoga effektnivaoer i saendaren av en radiotelefon. |
GB2233517B (en) * | 1989-06-26 | 1994-04-06 | Orbitel Mobile Communications | Transmitter power control for radio telephone system |
DE69032634T2 (de) * | 1989-06-27 | 1999-01-28 | Nec Corp., Tokio/Tokyo | Steuerschaltung für die Ausgangswellenform |
GB8918365D0 (en) * | 1989-08-11 | 1989-09-20 | Motorola Ltd | Amplifier for radio transmitter having controllable output power |
FI83717C (fi) * | 1989-09-25 | 1991-08-12 | Nokia Mobile Phones Ltd | Foerfarande foer intrimning och kompensation av effektnivaoer i en radiotelefon. |
FI83715C (fi) * | 1989-09-25 | 1991-08-12 | Nokia Mobile Phones Ltd | Logikstyrd intrimning och kompensation av signalnivaoer och deviationer i en radiotelefon. |
GB2241124A (en) * | 1990-02-17 | 1991-08-21 | Motorola Inc | Output power envelope control for amplifier |
KR950000054B1 (ko) * | 1990-07-27 | 1995-01-07 | 가부시끼가이샤 도시바 | 자동파워 콘트롤장치 |
JP2800500B2 (ja) * | 1991-10-01 | 1998-09-21 | 松下電器産業株式会社 | バースト送信出力制御回路 |
US5212715A (en) * | 1991-01-25 | 1993-05-18 | Motorola, Inc. | Digital communication signalling system |
FI86933C (fi) * | 1991-03-06 | 1992-10-26 | Telenokia Oy | Foerfarande och anordning foer styrning av en radiosaendare |
FI86934C (fi) * | 1991-03-06 | 1992-10-26 | Telenokia Oy | Foerfarande och anordning foer styrning av en radiosaendare |
US5507018A (en) * | 1991-03-06 | 1996-04-09 | Nokia Telecommunications Oy | Method and a device for controlling a radio transmitter |
US5132634A (en) * | 1991-03-25 | 1992-07-21 | Motorola, Inc. | Amplifier circuit with envelope smoothing |
US5150075A (en) * | 1991-06-03 | 1992-09-22 | Motorola, Inc. | Power amplifier ramp up method and apparatus |
US5160898A (en) * | 1991-06-03 | 1992-11-03 | Motorola, Inc. | Power amplifier |
US5220290A (en) * | 1991-06-03 | 1993-06-15 | Motorola, Inc. | Power amplifier |
US5136300A (en) * | 1991-06-13 | 1992-08-04 | Westinghouse Electric Corp. | Modular solid state radar transmitter |
DE69221399T2 (de) * | 1991-07-01 | 1998-03-19 | Raytheon Co | Frequenzvervielfacher |
US5177453A (en) * | 1991-07-01 | 1993-01-05 | Raytheon Company | Gain control amplifier |
TW225619B (da) * | 1991-07-19 | 1994-06-21 | Nippon Electric Co | |
JP2776071B2 (ja) * | 1991-07-19 | 1998-07-16 | 松下電器産業株式会社 | 送信出力包絡線検波回路および線形送信回路 |
GB2258370B (en) * | 1991-08-02 | 1995-09-06 | Technophone Ltd | Cellular telephone |
CA2068009C (en) * | 1991-08-19 | 1998-05-19 | Richard Norman Ames | System for decentralizing uplink network control and minimizing overhead in radio frequency data communications network |
US5159283A (en) * | 1991-08-26 | 1992-10-27 | Motorola, Inc. | Power amplifier |
JPH0590853A (ja) * | 1991-09-27 | 1993-04-09 | Nec Corp | 電力増幅回路 |
JP2887987B2 (ja) * | 1991-10-23 | 1999-05-10 | 日本電気株式会社 | ディジタル変調回路 |
NL9101907A (nl) * | 1991-11-15 | 1993-06-01 | Ericsson Radio Systems Bv | Versterker met instelbaar uitgangsniveau. |
JP2826003B2 (ja) * | 1991-11-29 | 1998-11-18 | 松下電器産業株式会社 | 送信出力制御回路 |
CA2089589A1 (en) * | 1992-02-21 | 1993-08-22 | Takayuki Shibata | Transmission signal level control device for radio transmitter |
JPH0677753A (ja) * | 1992-08-26 | 1994-03-18 | Fujitsu Ltd | Alc回路 |
FI93159C (fi) * | 1992-09-23 | 1995-02-27 | Nokia Mobile Phones Ltd | Menetelmä radiopuhelimen radiotaajuusvahvistimen ohjaamiseksi ja menetelmän mukainen ohjausjärjestelmä |
JP3365428B2 (ja) * | 1992-12-09 | 2003-01-14 | ソニー株式会社 | 高周波パワーアンプのバイアス制御回路 |
US5408696A (en) * | 1992-12-11 | 1995-04-18 | Telefonaktiebolaget L M Ericsson | Method and apparatus for correcting a radio signal strength information signal |
US5334885A (en) * | 1993-01-13 | 1994-08-02 | At&T Bell Laboratories | Automatic control of buffer speed |
US5343162A (en) * | 1993-04-06 | 1994-08-30 | At&T Bell Laboratories | RF variable gain tuned output amplifier which maintains high Q in saturation |
DE4313152A1 (de) * | 1993-04-22 | 1994-10-27 | Sel Alcatel Ag | HF-Verstärker mit Signalpegelregelung und damit ausgestatteter Funksender |
CA2126598C (en) | 1993-06-25 | 2001-12-11 | Yoshio Urabe | Waveform shaping method and equipment |
GB2281461A (en) * | 1993-08-27 | 1995-03-01 | Nokia Telecommunications Oy | Control of output power in radio transmitters using look-up table |
GB2287595B (en) * | 1994-03-09 | 1997-03-05 | Motorola Ltd | Method for amplitude training in a linear power amplifier |
GB2287371B (en) * | 1994-03-11 | 1998-12-16 | Motorola Israel Ltd | Radio transmitter power amplifier calibration |
FI945978A (fi) * | 1994-12-20 | 1996-06-21 | Nokia Telecommunications Oy | Tukiasema |
GB2296627B (en) * | 1994-12-23 | 1999-04-14 | Nokia Mobile Phones Ltd | Apparatus and method for data transmission |
GB2296625B (en) * | 1994-12-23 | 1999-04-14 | Nokia Mobile Phones Ltd | Apparatus and method for data transmission |
US5697074A (en) * | 1995-03-30 | 1997-12-09 | Nokia Mobile Phones Limited | Dual rate power control loop for a transmitter |
US5673001A (en) * | 1995-06-07 | 1997-09-30 | Motorola, Inc. | Method and apparatus for amplifying a signal |
US5768695A (en) * | 1995-08-25 | 1998-06-16 | Advanced Micro Devices, Inc. | Apparatus and method for providing a flexible ramp up and ramp down of the sections of a radio in a wireless local area network |
CA2230020A1 (en) * | 1995-08-30 | 1997-03-06 | Matsushita Communication Industrial Corporation Of America | Highly responsive automatic output power control |
DE69630095T2 (de) * | 1995-11-09 | 2004-07-08 | Ntt Docomo, Inc. | Sender-Empfänger für mobile Kommunikationsanordnung mit Duplex-Frequenzverschachtelung (FDD) und Duplex-Zeitverschachtelung (TDD) |
GB2310330B (en) * | 1996-02-15 | 2000-11-29 | Motorola Gmbh | Amplifying circuit and method for determining and programming power control levels therein |
JPH09331222A (ja) * | 1996-06-11 | 1997-12-22 | Nec Corp | 利得制御信号補正装置 |
US5893036A (en) * | 1997-01-30 | 1999-04-06 | Motorola, Inc. | Transmission power control method |
US6097251A (en) * | 1998-05-29 | 2000-08-01 | Telefonaktiebolaget Lm Ericsson | Pre-recorded sigma delta values for power amplifier control |
DE19747849A1 (de) * | 1997-10-30 | 1999-05-06 | Bosch Gmbh Robert | Steuervorrichtung zur Steuerung der Verstärkung eines HF-Verstärkers |
JP3917742B2 (ja) * | 1998-01-05 | 2007-05-23 | 三菱電機株式会社 | 温度補償機能付き増幅器 |
US5990750A (en) * | 1998-03-16 | 1999-11-23 | Lockheed Martin Corporation | Amplifier and driver system with multichannel operation |
FI107201B (fi) * | 1998-03-23 | 2001-06-15 | Nokia Networks Oy | Tiedonsiirron laadun turvaaminen tietoliikenneverkossa |
WO2000001084A1 (en) | 1998-06-29 | 2000-01-06 | Nokia Networks Oy | Power control in a multi-carrier radio transmitter |
EP1062744B1 (en) * | 1999-01-16 | 2006-12-27 | Koninklijke Philips Electronics N.V. | Radio communication system |
US6864668B1 (en) | 1999-02-09 | 2005-03-08 | Tropian, Inc. | High-efficiency amplifier output level and burst control |
US6377784B2 (en) | 1999-02-09 | 2002-04-23 | Tropian, Inc. | High-efficiency modulation RF amplifier |
FR2798235B1 (fr) * | 1999-09-03 | 2002-05-17 | St Microelectronics Sa | Dispositif amplificateur de puissance a gain controle, en particulier pour des circuits radiofrequence appliques a la telephonie mobile cellulaire |
US6625227B1 (en) | 1999-09-30 | 2003-09-23 | Ericsson Inc. | Artificial ramping of transmit power for burst transmissions |
US6553212B1 (en) | 1999-11-01 | 2003-04-22 | Nokia Networks Oy | Method and apparatus for improving loop stability and speed of a power control loop |
SE9904860L (sv) * | 1999-12-30 | 2001-07-01 | Ericsson Telefon Ab L M | Effektkarakteristik hos en radiosändare |
JP3991543B2 (ja) | 2000-01-11 | 2007-10-17 | 株式会社日立製作所 | 撮像装置 |
US6366177B1 (en) | 2000-02-02 | 2002-04-02 | Tropian Inc. | High-efficiency power modulators |
EP1128571A1 (en) * | 2000-02-28 | 2001-08-29 | Lucent Technologies Inc. | Device and method for measuring the power of electromagnetic signals |
JP2004506909A (ja) * | 2000-08-16 | 2004-03-04 | レイセオン・カンパニー | レーダ受信機用ビデオ増幅器 |
DE10132352A1 (de) * | 2001-07-04 | 2003-01-23 | Infineon Technologies Ag | Vorrichtung und Verfahren zur Konstanthaltung der Sendeleistung von Funkgeräten |
WO2003075484A1 (en) * | 2002-03-07 | 2003-09-12 | Nokia Corporation | Power control device and method for controlling the transmission power of a transmitter in a mobile communication network |
US6891438B2 (en) * | 2002-12-12 | 2005-05-10 | Northrop Grumman Corporation | Adaptive active bias compensation technique for power amplifiers |
US7184721B2 (en) * | 2003-10-06 | 2007-02-27 | Texas Instruments Incorporated | Transmit power control in a wireless communication device |
US8116413B2 (en) | 2005-06-28 | 2012-02-14 | Nxp B.V. | Signal level adjuster with incremental gain adjustments, for RF communication equipment |
WO2008074147A1 (en) | 2006-12-21 | 2008-06-26 | Icera Canada ULC | Edge power ramp using logarithmic resistor attenuator |
US7979039B2 (en) * | 2007-09-24 | 2011-07-12 | Intel Corporation | Pre-distorting a transmitted signal for offset cancellation |
US20090081973A1 (en) * | 2007-09-26 | 2009-03-26 | Analog Devices, Inc. | Multi-slot power control for wireless transmission |
TW201110542A (en) * | 2009-09-08 | 2011-03-16 | Tai 1 Microelectronics Corp | Gain control circuit and gain control method thereof |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1130871A (en) * | 1979-05-10 | 1982-08-31 | Kamilo Feher | Non-linear digital filter |
GB2060292B (en) * | 1979-10-10 | 1984-02-29 | Redifon Telecomm | Transmit level control system |
US4412337A (en) † | 1981-11-04 | 1983-10-25 | Motorola Inc. | Power amplifier and envelope correction circuitry |
DE3221911C1 (de) † | 1982-06-11 | 1983-11-17 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Hochfrequenzleistungsverstaerker mit einer Modulationseinrichtung |
JPS5999851A (ja) † | 1982-11-29 | 1984-06-08 | Nec Corp | 信号制御回路 |
JPS59132267A (ja) * | 1983-01-18 | 1984-07-30 | Nec Corp | 多方向多重通信用子局送信装置のバ−スト状デ−タ信号波形整形回路 |
US4485349A (en) * | 1983-04-08 | 1984-11-27 | Varian Associates, Inc. | Stabilized microwave power amplifier system |
US4523155A (en) * | 1983-05-04 | 1985-06-11 | Motorola, Inc. | Temperature compensated automatic output control circuitry for RF signal power amplifiers with wide dynamic range |
GB8403067D0 (en) * | 1984-02-06 | 1984-03-07 | Indep Broadcasting Authority | Broadcast signal transmitters |
JPS60182209A (ja) * | 1984-02-29 | 1985-09-17 | Nippon Telegr & Teleph Corp <Ntt> | 自動利得制御回路 |
US4706262A (en) * | 1984-03-30 | 1987-11-10 | Nec Corporation | FSK or FM burst signal generating apparatus |
JPS60244107A (ja) * | 1984-05-18 | 1985-12-04 | Nec Corp | 高周波電力制御回路 |
IL78808A (en) * | 1985-05-31 | 1991-04-15 | Hughes Aircraft Co | Rf input drive saturation control loop |
JPS62118622A (ja) * | 1985-11-19 | 1987-05-30 | Nec Corp | Agc増幅器 |
JP2667388B2 (ja) † | 1986-02-28 | 1997-10-27 | 株式会社東芝 | 自動電力制御装置 |
JPH0630031B2 (ja) * | 1986-09-25 | 1994-04-20 | 日本電気株式会社 | 自動電力制御回路 |
JPS63226124A (ja) * | 1986-10-29 | 1988-09-20 | Oki Electric Ind Co Ltd | 無線装置用レベル制御回路 |
SE458895B (sv) † | 1987-09-08 | 1989-05-16 | Ericsson Telefon Ab L M | Anordning foer att undvika spektrumbreddning vid till- och fraanslag av en saendare |
-
1988
- 1988-11-17 GB GB888826918A patent/GB8826918D0/en active Pending
-
1989
- 1989-09-18 DE DE68927038T patent/DE68927038T3/de not_active Expired - Lifetime
- 1989-09-18 EP EP94110953A patent/EP0632584A1/en not_active Withdrawn
- 1989-09-18 AT AT94105759T patent/ATE174457T1/de not_active IP Right Cessation
- 1989-09-18 AT AT89117213T patent/ATE142059T1/de not_active IP Right Cessation
- 1989-09-18 ES ES94105759T patent/ES2126664T3/es not_active Expired - Lifetime
- 1989-09-18 DE DE68928879T patent/DE68928879T2/de not_active Expired - Lifetime
- 1989-09-18 EP EP94105759A patent/EP0614269B1/en not_active Expired - Lifetime
- 1989-09-18 EP EP89117213A patent/EP0369135B2/en not_active Expired - Lifetime
- 1989-09-18 ES ES89117213T patent/ES2090027T5/es not_active Expired - Lifetime
- 1989-09-27 CA CA000613572A patent/CA1317648C/en not_active Expired - Fee Related
- 1989-10-02 US US07/415,675 patent/US4992753A/en not_active Expired - Lifetime
- 1989-10-05 KR KR1019900701491A patent/KR950005175B1/ko not_active IP Right Cessation
- 1989-10-05 AU AU46610/89A patent/AU620478B2/en not_active Ceased
- 1989-10-05 WO PCT/US1989/004311 patent/WO1990006018A1/en active IP Right Grant
-
1990
- 1990-05-23 FI FI902560A patent/FI98479C/fi not_active IP Right Cessation
- 1990-07-10 DK DK165990A patent/DK165990D0/da not_active Application Discontinuation
- 1990-07-16 NO NO903164A patent/NO178248C/no not_active IP Right Cessation
-
1991
- 1991-11-11 AU AU87739/91A patent/AU640285B2/en not_active Expired
-
1996
- 1996-11-14 GR GR960402997T patent/GR3021626T3/el unknown
-
1997
- 1997-03-27 HK HK36897A patent/HK36897A/xx not_active IP Right Cessation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUP | Patent expired | ||
AHB | Application shelved due to non-payment |