DE69229942T2 - Vorrichtung zur Störfrequenzunterdrückung - Google Patents
Vorrichtung zur StörfrequenzunterdrückungInfo
- Publication number
- DE69229942T2 DE69229942T2 DE69229942T DE69229942T DE69229942T2 DE 69229942 T2 DE69229942 T2 DE 69229942T2 DE 69229942 T DE69229942 T DE 69229942T DE 69229942 T DE69229942 T DE 69229942T DE 69229942 T2 DE69229942 T2 DE 69229942T2
- Authority
- DE
- Germany
- Prior art keywords
- suppression device
- interference frequency
- frequency suppression
- interference
- suppression
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/282—Transmitters
-
- 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/083—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements in transistor amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/24—Frequency- independent attenuators
- H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
- H03H7/253—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode
- H03H7/255—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode the element being a PIN diode
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Radar Systems Or Details Thereof (AREA)
- Noise Elimination (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81250491A | 1991-12-20 | 1991-12-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69229942D1 DE69229942D1 (de) | 1999-10-14 |
DE69229942T2 true DE69229942T2 (de) | 2000-04-20 |
Family
ID=25209778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69229942T Expired - Lifetime DE69229942T2 (de) | 1991-12-20 | 1992-12-09 | Vorrichtung zur Störfrequenzunterdrückung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5381110A (de) |
EP (2) | EP0549192B1 (de) |
JP (1) | JP3226352B2 (de) |
DE (1) | DE69229942T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5789979A (en) * | 1997-03-18 | 1998-08-04 | Lockheed Martin Corporation | Reduction of excessive spectral power distribution from class-C saturated amplification of a pulsed-carrier signal |
US6018266A (en) * | 1998-11-18 | 2000-01-25 | Hughes Electronics Corporation | Radio frequency system having reflective diode linearizer with balanced tunable impedance loads |
KR20020026528A (ko) * | 1999-07-02 | 2002-04-10 | 키플링 켄트 | 고휘도를 가진 고출력 램프 |
US6326843B1 (en) | 2000-02-25 | 2001-12-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Analog reflective predistorter for power amplifiers |
US7231191B2 (en) * | 2001-09-28 | 2007-06-12 | Powerwave Technologies, Inc. | Spurious ratio control circuit for use with feed-forward linear amplifiers |
US7613249B1 (en) | 2004-04-21 | 2009-11-03 | Marvell International Ltd. | Spurious component reduction |
CN102739184A (zh) * | 2012-06-25 | 2012-10-17 | 世达普(苏州)通信设备有限公司 | 射频增益调节控制器 |
CN106371074B (zh) * | 2016-12-04 | 2019-06-14 | 中国电波传播研究所(中国电子科技集团公司第二十二研究所) | 一种串联多通道阵列探地雷达时序控制装置及方法 |
GB2582656A (en) * | 2019-03-29 | 2020-09-30 | Sony Semiconductor Solutions Corp | Substrate integrated waveguide signal level control element and signal processing circuitry |
KR20230110342A (ko) | 2020-12-30 | 2023-07-21 | 코멧 아게 | Rf 신호를 생성하는 방법, rf 생성기 및 플라즈마 장치 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3673492A (en) * | 1971-07-27 | 1972-06-27 | Us Army | Voltage controlled hybrid attenuator |
US4320399A (en) * | 1980-10-09 | 1982-03-16 | Westinghouse Electric Corp. | Microwave pulse spectrum control |
US4379996A (en) * | 1981-02-13 | 1983-04-12 | Rockwell International Corporation | Enhancement of class C operation of bipolar junction transistor |
US4588958A (en) * | 1985-03-29 | 1986-05-13 | Rca Corporation | Adjustable reflective predistortion circuit |
CA1280180C (en) * | 1987-02-02 | 1991-02-12 | Masatoshi Ishida | Nonlinear signal generating circuit and nonlinear compensating deviceusing the same |
DE3921102A1 (de) * | 1989-06-28 | 1991-01-10 | Standard Elektrik Lorenz Ag | Sende- und/oder empfangsgeraet |
US4928072A (en) * | 1989-07-05 | 1990-05-22 | Raytheon Company | Amplifier having suppressed spurious frequency components |
-
1992
- 1992-11-16 JP JP30532192A patent/JP3226352B2/ja not_active Expired - Lifetime
- 1992-12-09 EP EP92311209A patent/EP0549192B1/de not_active Expired - Lifetime
- 1992-12-09 EP EP98200005A patent/EP0844493A1/de not_active Withdrawn
- 1992-12-09 DE DE69229942T patent/DE69229942T2/de not_active Expired - Lifetime
-
1993
- 1993-02-10 US US08/019,324 patent/US5381110A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3226352B2 (ja) | 2001-11-05 |
DE69229942D1 (de) | 1999-10-14 |
US5381110A (en) | 1995-01-10 |
EP0844493A1 (de) | 1998-05-27 |
EP0549192A1 (de) | 1993-06-30 |
JPH05249225A (ja) | 1993-09-28 |
EP0549192B1 (de) | 1999-09-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
R071 | Expiry of right |
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