IL98236A - RWSV amplifier system - Google Patents

RWSV amplifier system

Info

Publication number: IL98236A
Authority: IL; Israel
Prior art keywords: power; output; power supply; level; voltage level
Prior art date: 1990-05-24

Application number

IL9823691A

Other languages

English (en)

Hebrew (he)

Other versions

IL98236A0 (en

Original Assignee

E Systems 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.)

1990-05-24

Filing date

1991-05-23

Publication date

1994-07-31

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24102879&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IL98236(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1991-05-23 Application filed by E Systems Inc filed Critical E Systems Inc

1992-06-21 Publication of IL98236A0 publication Critical patent/IL98236A0/xx

1994-07-31 Publication of IL98236A publication Critical patent/IL98236A/en

Links

230000003044 adaptive effect Effects 0.000 title description 17
238000000034 method Methods 0.000 claims description 6
230000003247 decreasing effect Effects 0.000 claims 4
230000001276 controlling effect Effects 0.000 claims 3
230000001105 regulatory effect Effects 0.000 claims 1
239000007787 solid Substances 0.000 description 11
238000010586 diagram Methods 0.000 description 4
238000013459 approach Methods 0.000 description 2
230000009977 dual effect Effects 0.000 description 2
238000005259 measurement Methods 0.000 description 2
238000012360 testing method Methods 0.000 description 2
230000002159 abnormal effect Effects 0.000 description 1
230000002411 adverse Effects 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
230000002939 deleterious effect Effects 0.000 description 1
238000001514 detection method Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000012886 linear function Methods 0.000 description 1
230000000116 mitigating effect Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000005070 sampling Methods 0.000 description 1
238000010396 two-hybrid screening Methods 0.000 description 1

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)

IL9823691A 1990-05-24 1991-05-23 RWSV amplifier system IL98236A (en)

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 (2)

Publication Number	Publication Date
IL98236A0 IL98236A0 (en)	1992-06-21
IL98236A true IL98236A (en)	1994-07-31

Family

ID=24102879

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL9823691A IL98236A (en)	1990-05-24	1991-05-23	RWSV amplifier system

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)

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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
WO2002031967A2 (en)	2000-10-10	2002-04-18	California Institute Of Technology	Distributed circular geometry power amplifier architecture
US6856199B2 (en)	2000-10-10	2005-02-15	California Institute Of Technology	Reconfigurable distributed active transformers
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
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
US20040072554A1 (en) *	2002-10-15	2004-04-15	Triquint Semiconductor, Inc.	Automatic-bias amplifier circuit
US20040070454A1 (en) *	2002-10-15	2004-04-15	Triquint Semiconductor, Inc.	Continuous bias circuit and method for an 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
EP1759455B1 (en) *	2004-03-31	2019-03-13	Axiom Microdevices, Inc.	Distributed active transformer power control techniques
WO2006111186A1 (en) *	2005-04-18	2006-10-26	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

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US3426290A (en) *	1965-10-20	1969-02-04	Honeywell Inc	Amplifier having series regulated voltage supply
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US3478275A (en) *	1966-01-21	1969-11-11	Dana Lab Inc	Amplifier system with power supply control for a balanced power
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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
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US3753138A (en) *	1971-06-03	1973-08-14	Ampex	Amplifier system with continuously variable supply
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US4320350A (en) *	1979-11-29	1982-03-16	Rockwell International Corporation	Sliding power supply for RF power amplifier
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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
NO911990D0 (no)	1991-05-23
NO179158B (no)	1996-05-06
GR3018603T3 (en)	1996-04-30
DE69115987T3 (de)	2000-07-27
NO179158C (no)	1996-08-14
EP0458071B1 (en)	1996-01-03
EP0458071B2 (en)	2000-03-29
DE69115987D1 (de)	1996-02-15
NO911990L (no)	1991-11-25
EP0458071A1 (en)	1991-11-27
DK0458071T3 (da)	1996-02-19
TR25361A (tr)	1993-03-01
US5081425A (en)	1992-01-14
DE69115987T2 (de)	1996-09-05
IL98236A0 (en)	1992-06-21

Legal Events

Date	Code	Title	Description
1998-04-05	RH	Patent void

Publication	Publication Date	Title
US5081425A (en)	1992-01-14	Vswr adaptive power amplifier system
EP2089981B1 (en)	2012-02-15	Lossless transmit path antenna switch circuit
KR100318788B1 (ko)	2002-04-22	안정성증가를위한rf플라즈마전력공급기결합방법
US6301486B1 (en)	2001-10-09	Radio telephone apparatus
US20040075504A1 (en)	2004-04-22	Method and arrangement for detecting load mismatch, and a radio device utilizing the same
US5678209A (en)	1997-10-14	Transmit power level detection circuit with enhanced gain characteristics
CA1091776A (en)	1980-12-16	Power amplifier arrangement automatically matched to service conditions
KR100957417B1 (ko)	2010-05-11	무선 통신 시스템에서 스위칭 구조를 이용한 전력 증폭 장치 및 제어 방법
JP2005539448A (ja)	2005-12-22	Ｒｆ増幅器の直線性の保持
KR20020077649A (ko)	2002-10-12	감소된 케이블 길이 감도를 갖는 ｒｆ 전력 발생기용 제어기
US7391259B2 (en)	2008-06-24	Power amplifier
WO2007010543A1 (en)	2007-01-25	A method and apparatus for increasing the efficiency of low power amplifiers
EP1179222A1 (en)	2002-02-13	Rf power amplifier with feedback from the isolation port of a hybrid coupler
US6107872A (en)	2000-08-22	Adaptive control of RF power amplifier power supply voltage
EP1400011B1 (en)	2005-12-14	A transmitter control circuit
JPH01314006A (ja)	1989-12-19	歪補償回路
JP3017160B2 (ja)	2000-03-06	受信用増幅器の過入力保護回路
JPH11233296A (ja)	1999-08-27	加速器ｒｆシステム
JPH0260236A (ja)	1990-02-28	送受信切替方式
JP2004032090A (ja)	2004-01-29	送信回路、およびデバイス保護方法
Miyazaki et al.	1998	L-band 50W SSPA incorporating overdrive limitation circuit and power saving circuit for MTSAT
JPS6041822A (ja)	1985-03-05	送信出力電力制御装置
JP2000341142A (ja)	2000-12-08	自動送信出力制御装置
JPH08213851A (ja)	1996-08-20	出力安定化回路
JPS6184924A (ja)	1986-04-30	電力増幅器の過負荷保護方法