DE2357154A1 - Verfahren und vorrichtung zur lastimpedanzanpassung - Google Patents

Verfahren und vorrichtung zur lastimpedanzanpassung

Info

Publication number
DE2357154A1
DE2357154A1 DE19732357154 DE2357154A DE2357154A1 DE 2357154 A1 DE2357154 A1 DE 2357154A1 DE 19732357154 DE19732357154 DE 19732357154 DE 2357154 A DE2357154 A DE 2357154A DE 2357154 A1 DE2357154 A1 DE 2357154A1
Authority
DE
Germany
Prior art keywords
transformer
inductance
impedance
nominal
matching
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.)
Pending
Application number
DE19732357154
Other languages
German (de)
English (en)
Inventor
Kazuo Sato
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE2357154A1 publication Critical patent/DE2357154A1/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
    • H01F29/12—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable coil, winding, or part thereof; having movable shield
    • 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
    • H01F19/02—Audio-frequency transformers or mutual inductances, i.e. not suitable for handling frequencies considerably beyond the audio range
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
    • H01F29/10—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable part of magnetic circuit
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Inverter Devices (AREA)
DE19732357154 1972-11-17 1973-11-15 Verfahren und vorrichtung zur lastimpedanzanpassung Pending DE2357154A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11466672A JPS49133017A (enExample) 1972-11-17 1972-11-17

Publications (1)

Publication Number Publication Date
DE2357154A1 true DE2357154A1 (de) 1974-05-22

Family

ID=14643532

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732357154 Pending DE2357154A1 (de) 1972-11-17 1973-11-15 Verfahren und vorrichtung zur lastimpedanzanpassung

Country Status (3)

Country Link
JP (1) JPS49133017A (enExample)
DE (1) DE2357154A1 (enExample)
FR (1) FR2207340B1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5484869A (en) * 1989-07-31 1996-01-16 Degussa Aktiengesellschaft Formed organosiloxane amine copolycondensates, method of their preparation and use
DE102012106382A1 (de) * 2012-07-16 2014-01-16 Herrmann Ultraschalltechnik Gmbh & Co. Kg Ausgangsstufe

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56102198A (en) * 1980-01-19 1981-08-15 Toray Ind Inc Ultrasonic wave transducer
JPS58119297U (ja) * 1982-02-04 1983-08-13 東レ株式会社 高分子圧電膜を用いた超音波トランスデユ−サ−
JPS58119299U (ja) * 1982-02-04 1983-08-13 東レ株式会社 高分子圧電膜を用いた超音波トランスデユ−サ−
JPS58119298U (ja) * 1982-02-04 1983-08-13 東レ株式会社 高分子圧電膜を用いた超音波トランスデユ−サ−
JPH0815398B2 (ja) * 1985-06-26 1996-02-14 松下電器産業株式会社 超音波モータ駆動装置
JPH0243892A (ja) * 1988-08-03 1990-02-14 Ito Chiyoutanpa Kk 電力供給装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1083814A (fr) * 1953-09-18 1955-01-12 Méthode d'adaptation d'impédances

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5484869A (en) * 1989-07-31 1996-01-16 Degussa Aktiengesellschaft Formed organosiloxane amine copolycondensates, method of their preparation and use
DE102012106382A1 (de) * 2012-07-16 2014-01-16 Herrmann Ultraschalltechnik Gmbh & Co. Kg Ausgangsstufe
US9344053B2 (en) 2012-07-16 2016-05-17 Herrmann Ultraschalltechnik Gmbh & Co. Kg Output stage for adapting an AC voltage signal of an ultrasound generator

Also Published As

Publication number Publication date
FR2207340B1 (enExample) 1977-06-03
FR2207340A1 (enExample) 1974-06-14
JPS49133017A (enExample) 1974-12-20

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