DE3461974D1 - Wide band radio frequency impedance transformer with a transformation ratio of about three - Google Patents

Wide band radio frequency impedance transformer with a transformation ratio of about three

Info

Publication number
DE3461974D1
DE3461974D1 DE8484401170T DE3461974T DE3461974D1 DE 3461974 D1 DE3461974 D1 DE 3461974D1 DE 8484401170 T DE8484401170 T DE 8484401170T DE 3461974 T DE3461974 T DE 3461974T DE 3461974 D1 DE3461974 D1 DE 3461974D1
Authority
DE
Germany
Prior art keywords
radio frequency
wide band
transformation ratio
impedance transformer
band radio
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
Application number
DE8484401170T
Other languages
English (en)
Inventor
Jean-Michel Baer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
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.)
Filing date
Publication date
Application filed by Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3461974D1 publication Critical patent/DE3461974D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
    • 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
    • H03H7/38—Impedance-matching networks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2823—Wires
    • H01F2027/2833—Wires using coaxial cable as wire
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • H01F2038/143—Inductive couplings for signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Dc Digital Transmission (AREA)
DE8484401170T 1983-06-17 1984-06-06 Wide band radio frequency impedance transformer with a transformation ratio of about three Expired DE3461974D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8310064A FR2549283B1 (fr) 1983-06-17 1983-06-17 Transformateur d'impedance, a large bande, de rapport de transformation voisin de trois, pour radiofrequences

Publications (1)

Publication Number Publication Date
DE3461974D1 true DE3461974D1 (en) 1987-02-12

Family

ID=9289891

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484401170T Expired DE3461974D1 (en) 1983-06-17 1984-06-06 Wide band radio frequency impedance transformer with a transformation ratio of about three

Country Status (4)

Country Link
US (1) US4554518A (de)
EP (1) EP0129464B1 (de)
DE (1) DE3461974D1 (de)
FR (1) FR2549283B1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3811985A1 (de) * 1988-04-11 1989-10-19 Siemens Ag Anordnung zur impedanztransformation
US5334957A (en) * 1992-11-09 1994-08-02 Harris Corporation RF high power, two and three way in phase combiner and method
DE4302930C1 (de) * 1993-02-03 1994-04-21 Ant Nachrichtentech Breitbandübertrager
DE4302929C1 (de) * 1993-02-03 1994-04-21 Ant Nachrichtentech Breitbandübertrager
US5705971A (en) * 1993-05-14 1998-01-06 Allen-Bradley Company, Inc. Low leakage coaxial transformers
DE29716058U1 (de) * 1997-09-06 1997-10-23 Wollnitzke Helmut Magnetisierbares elektrisches Bauelement
US6211498B1 (en) 1999-03-01 2001-04-03 Powell Power Electronics, Inc. Induction heating apparatus and transformer
US7583160B2 (en) * 2004-09-17 2009-09-01 Bae Systems Advanced Technologies, Inc. Broadband transmission line transformer
US7724484B2 (en) * 2006-12-29 2010-05-25 Cobham Defense Electronic Systems Corporation Ultra broadband 10-W CW integrated limiter
CN101599743B (zh) * 2009-05-18 2011-06-08 北京瑞夫艾电子有限公司 一种用于射频推挽功率放大器的巴伦阻抗变换器
US8248180B2 (en) * 2009-05-29 2012-08-21 Werlatone, Inc. Balun with intermediate conductor
US8248181B2 (en) * 2009-09-30 2012-08-21 Werlatone, Inc. Transmission-line transformer
US8598964B2 (en) 2011-12-15 2013-12-03 Werlatone, Inc. Balun with intermediate non-terminated conductor
CN103378391B (zh) * 2012-04-27 2016-08-31 Ge医疗系统环球技术有限公司 一种巴伦
DE102014004851B4 (de) 2014-03-31 2018-09-20 Scienova Gmbh Vertikales funktionelles Reaktionsgefäß
US10818996B1 (en) 2019-10-10 2020-10-27 Werlatone, Inc. Inductive radio frequency power sampler
US11011818B1 (en) 2020-08-04 2021-05-18 Werlatone, Inc. Transformer having series and parallel connected transmission lines
US10978772B1 (en) 2020-10-27 2021-04-13 Werlatone, Inc. Balun-based four-port transmission-line networks

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB867044A (en) * 1958-08-11 1961-05-03 Ass Elect Ind Improvements relating to pulse transformers
FR1231183A (fr) * 1959-04-09 1960-09-27 Thomson Houston Comp Francaise Perfectionnements aux réseaux radioélectriques transformateurs d'impédance
US3370257A (en) * 1964-10-27 1968-02-20 Avco Corp Wide band impedance transformer
SU560263A1 (ru) * 1976-03-02 1977-05-30 Ленинградский Политехнический Институт Им.М.И.Калинина Широкополосный трансформатор
US4222016A (en) * 1977-10-05 1980-09-09 Endress U. Hauser Gmbh U. Co. High frequency transformer

Also Published As

Publication number Publication date
EP0129464A1 (de) 1984-12-27
FR2549283B1 (fr) 1986-01-17
EP0129464B1 (de) 1987-01-07
FR2549283A1 (fr) 1985-01-18
US4554518A (en) 1985-11-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee