DK0458071T3 - Standbølgeforhold-adaptivt effektforstærkersystem - Google Patents
Standbølgeforhold-adaptivt effektforstærkersystemInfo
- Publication number
- DK0458071T3 DK0458071T3 DK91106405.3T DK91106405T DK0458071T3 DK 0458071 T3 DK0458071 T3 DK 0458071T3 DK 91106405 T DK91106405 T DK 91106405T DK 0458071 T3 DK0458071 T3 DK 0458071T3
- Authority
- DK
- Denmark
- Prior art keywords
- stand
- power amplifier
- amplifier system
- wave ratio
- adaptive power
- Prior art date
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
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
- H03F1/0216—Continuous control
- H03F1/0233—Continuous control by using a signal derived from the output signal, e.g. bootstrapping the voltage supply
-
- 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
- H03F1/52—Circuit arrangements for protecting such amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/132—Hybrid coupler placed in a feedback circuit of an amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/198—A hybrid coupler being used as coupling circuit between stages of an amplifier circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/462—Indexing scheme relating to amplifiers the current being sensed
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/471—Indexing scheme relating to amplifiers the voltage being sensed
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/504—Indexing scheme relating to amplifiers the supply voltage or current being continuously controlled by a controlling signal, e.g. the controlling signal of a transistor implemented as variable resistor in a supply path for, an IC-block showed amplifier
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/527,777 US5081425A (en) | 1990-05-24 | 1990-05-24 | Vswr adaptive power amplifier system |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0458071T3 true DK0458071T3 (da) | 1996-02-19 |
Family
ID=24102879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK91106405.3T DK0458071T3 (da) | 1990-05-24 | 1991-04-20 | Standbølgeforhold-adaptivt effektforstærkersystem |
Country Status (8)
Country | Link |
---|---|
US (1) | US5081425A (da) |
EP (1) | EP0458071B2 (da) |
DE (1) | DE69115987T3 (da) |
DK (1) | DK0458071T3 (da) |
GR (1) | GR3018603T3 (da) |
IL (1) | IL98236A (da) |
NO (1) | NO179158C (da) |
TR (1) | TR25361A (da) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6148220A (en) | 1997-04-25 | 2000-11-14 | Triquint Semiconductor, Inc. | Battery life extending technique for mobile wireless applications |
US6137366A (en) * | 1998-04-07 | 2000-10-24 | Maxim Integrated Products, Inc. | High VSWR mismatch output stage |
US6097250A (en) * | 1999-04-22 | 2000-08-01 | Scientific-Atlanta, Inc. | Amplifier circuit |
US6307364B1 (en) | 1999-08-27 | 2001-10-23 | Rf Micro Devices, Inc. | Power sensor for RF power amplifier |
US6329809B1 (en) | 1999-08-27 | 2001-12-11 | Rf Micro Devices, Inc. | RF power amplifier output power sensor |
DE19959406A1 (de) * | 1999-12-09 | 2001-06-13 | Rohde & Schwarz | 90 DEG -Leistungsteiler |
US6265943B1 (en) | 2000-01-27 | 2001-07-24 | Rf Micro Devices, Inc. | Integrated RF power sensor that compensates for bias changes |
US20030054780A1 (en) * | 2000-09-05 | 2003-03-20 | Hitachi, Ltd. | High frequency power amplifying circuit, and mobile communication apparatus using it |
US6856199B2 (en) | 2000-10-10 | 2005-02-15 | California Institute Of Technology | Reconfigurable distributed active transformers |
AU2002224368A1 (en) | 2000-10-10 | 2002-04-22 | California Institute Of Technology | Distributed circular geometry power amplifier architecture |
GB0028689D0 (en) * | 2000-11-24 | 2001-01-10 | Qualcomm Uk Ltd | Amplifier circuit |
US6683496B2 (en) | 2001-08-20 | 2004-01-27 | Harris Corporation | System and method for minimizing dissipation in RF power amplifiers |
US6611169B2 (en) * | 2001-10-01 | 2003-08-26 | Gibson Guitar Corp. | Power supply regulation and protection circuit for audio power amplifier |
TWI326967B (en) | 2002-03-11 | 2010-07-01 | California Inst Of Techn | Differential amplifier |
US6624702B1 (en) | 2002-04-05 | 2003-09-23 | Rf Micro Devices, Inc. | Automatic Vcc control for optimum power amplifier efficiency |
US6856200B1 (en) | 2002-09-19 | 2005-02-15 | Marvell International Ltd. | Protection circuit and method for RF power amplifiers in WLAN tranceivers |
US20040070454A1 (en) * | 2002-10-15 | 2004-04-15 | Triquint Semiconductor, Inc. | Continuous bias circuit and method for an amplifier |
US20040072554A1 (en) * | 2002-10-15 | 2004-04-15 | Triquint Semiconductor, Inc. | Automatic-bias amplifier circuit |
US7010284B2 (en) * | 2002-11-06 | 2006-03-07 | Triquint Semiconductor, Inc. | Wireless communications device including power detector circuit coupled to sample signal at interior node of amplifier |
US7177370B2 (en) * | 2003-12-17 | 2007-02-13 | Triquint Semiconductor, Inc. | Method and architecture for dual-mode linear and saturated power amplifier operation |
JP2005191791A (ja) * | 2003-12-25 | 2005-07-14 | Matsushita Electric Ind Co Ltd | 電力増幅器の保護回路 |
KR101030821B1 (ko) * | 2004-03-31 | 2011-04-22 | 액시옴 마이크로디바이시즈, 인크. | 분산형 액티브 트랜스포머 전력 제어 기술 |
EP1875601A1 (en) * | 2005-04-18 | 2008-01-09 | Freescale Semiconductor Inc. | An adaptive protection circuit for a power amplifier |
US7330070B2 (en) * | 2005-11-10 | 2008-02-12 | Nokia Corporation | Method and arrangement for optimizing efficiency of a power amplifier |
US7590395B2 (en) * | 2006-07-27 | 2009-09-15 | Harris Corporation | Power management scheme for software-defined radios |
US7486137B2 (en) * | 2006-09-08 | 2009-02-03 | Axiom Microdevices, Inc. | System and method for power amplifier output power control |
US7733176B2 (en) * | 2006-09-08 | 2010-06-08 | Infineon Technologies Ag | System and method for power amplifier output power control |
US7710197B2 (en) | 2007-07-11 | 2010-05-04 | Axiom Microdevices, Inc. | Low offset envelope detector and method of use |
EP2953425B1 (en) | 2014-06-03 | 2019-08-21 | Ampleon Netherlands B.V. | Radio frequency heating apparatus |
WO2019055476A2 (en) | 2017-09-14 | 2019-03-21 | Cellencor, Inc. | HIGH POWER SEMICONDUCTOR MICROWAVE GENERATOR FOR RADIO FREQUENCY ENERGY APPLICATIONS |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE609595A (da) * | 1960-10-26 | |||
US3239774A (en) * | 1961-06-20 | 1966-03-08 | Blonder Tongue Elect | Transistor power supply which minimizes distortion |
US3263172A (en) * | 1963-06-20 | 1966-07-26 | Motorola Inc | Transistor transmitter output amplifier protection means |
US3281697A (en) * | 1963-12-04 | 1966-10-25 | Motorola Inc | Transmitter output transistor burnout protection |
US3323065A (en) * | 1964-05-11 | 1967-05-30 | Motorola Inc | Transistor protection circuit for radio transmitter |
US3426290A (en) * | 1965-10-20 | 1969-02-04 | Honeywell Inc | Amplifier having series regulated voltage supply |
US3423688A (en) * | 1965-11-09 | 1969-01-21 | Bell Telephone Labor Inc | Hybrid-coupled amplifier |
US3428909A (en) * | 1965-12-30 | 1969-02-18 | Sylvania Electric Prod | Automatic control of drive for linear power amplifier |
US3478275A (en) * | 1966-01-21 | 1969-11-11 | Dana Lab Inc | Amplifier system with power supply control for a balanced power |
US3449680A (en) * | 1966-03-29 | 1969-06-10 | Motorola Inc | Transistor protection circuit |
US3403357A (en) * | 1966-04-14 | 1968-09-24 | Hughes Aircraft Co | Switching apparatus for selectively coupling a predetermined number of microwave devices between an input and an output port |
US3510790A (en) * | 1967-11-14 | 1970-05-05 | Motorola Inc | Semiconductor protection system |
US3521179A (en) * | 1968-04-02 | 1970-07-21 | Weston Instruments Inc | Amplifier with source voltage control |
US3668545A (en) * | 1969-11-03 | 1972-06-06 | Scott Inc H H | Apparatus for amplifier protection |
US3671878A (en) * | 1970-04-27 | 1972-06-20 | Motorola Inc | Protection circuit for an amplifier |
US3644832A (en) * | 1970-09-28 | 1972-02-22 | Gen Electric | Power control circuit |
US3753138A (en) * | 1971-06-03 | 1973-08-14 | Ampex | Amplifier system with continuously variable supply |
US3714601A (en) * | 1971-10-14 | 1973-01-30 | Us Navy | Variable direct current bias control circuit for linear operation of radio frequency power transistors |
US3962648A (en) * | 1975-01-20 | 1976-06-08 | E-Systems, Inc. | Function generator |
DE2519845C3 (de) * | 1975-05-03 | 1978-06-08 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung zur Zusammenführung von Hochfrequenzleistungsanteilen |
US3996524A (en) * | 1975-11-05 | 1976-12-07 | Rca Corporation | Linear amplifier utilizing adaptive biasing |
US4064464A (en) * | 1976-04-13 | 1977-12-20 | Westinghouse Electric Corporation | Amplitude stabilized power amplifier |
US4146847A (en) * | 1976-11-05 | 1979-03-27 | Trio Kabushiki Kaisha | Power limiting circuitry for use with power amplifier |
US4114108A (en) * | 1977-05-19 | 1978-09-12 | General Electric Company | Overdrive protection circuit |
JPS5442967A (en) * | 1977-09-02 | 1979-04-05 | Fujitsu Ltd | Bias supply circuit |
JPS5510208A (en) * | 1978-07-07 | 1980-01-24 | Hitachi Ltd | Aso protection circuit |
US4320350A (en) * | 1979-11-29 | 1982-03-16 | Rockwell International Corporation | Sliding power supply for RF power amplifier |
FR2482799A1 (fr) * | 1980-05-14 | 1981-11-20 | Lgt Lab Gen Telecomm | Dispositif de precorrection de produits de non linearite et systeme de transmission de signaux de television comportant de tel dispositif |
US4380089A (en) * | 1980-06-16 | 1983-04-12 | Gte Products Corporation | Battery-powered transmitter including current control circuit |
JPS5768911A (en) * | 1980-10-16 | 1982-04-27 | Victor Co Of Japan Ltd | Complementary type emitter follower circuit |
US4442407A (en) * | 1982-06-11 | 1984-04-10 | The United States Of America As Represented By The Secretary Of The Army | Two loop automatic level control for power amplifier |
US4531173A (en) * | 1983-11-02 | 1985-07-23 | Motorola, Inc. | Protective power foldback circuit for a power semiconductor |
US4547746A (en) * | 1984-04-09 | 1985-10-15 | Rockwell International Corporation | VSWR Tolerant linear power amplifier |
US4656434A (en) * | 1986-02-03 | 1987-04-07 | Raytheon Company | RF power amplifier with load mismatch compensation |
-
1990
- 1990-05-24 US US07/527,777 patent/US5081425A/en not_active Expired - Lifetime
-
1991
- 1991-04-20 DE DE69115987T patent/DE69115987T3/de not_active Expired - Lifetime
- 1991-04-20 DK DK91106405.3T patent/DK0458071T3/da active
- 1991-04-20 EP EP91106405A patent/EP0458071B2/en not_active Expired - Lifetime
- 1991-05-14 TR TR91/0531A patent/TR25361A/xx unknown
- 1991-05-23 IL IL9823691A patent/IL98236A/en not_active IP Right Cessation
- 1991-05-23 NO NO911990A patent/NO179158C/no unknown
-
1996
- 1996-01-04 GR GR950403716T patent/GR3018603T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
IL98236A (en) | 1994-07-31 |
NO179158C (no) | 1996-08-14 |
NO179158B (no) | 1996-05-06 |
EP0458071B1 (en) | 1996-01-03 |
EP0458071A1 (en) | 1991-11-27 |
DE69115987T3 (de) | 2000-07-27 |
DE69115987T2 (de) | 1996-09-05 |
TR25361A (tr) | 1993-03-01 |
IL98236A0 (en) | 1992-06-21 |
GR3018603T3 (en) | 1996-04-30 |
EP0458071B2 (en) | 2000-03-29 |
DE69115987D1 (de) | 1996-02-15 |
NO911990D0 (no) | 1991-05-23 |
NO911990L (no) | 1991-11-25 |
US5081425A (en) | 1992-01-14 |
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