CH431744A - Filtre électromécanique à séparation de bandes - Google Patents

Filtre électromécanique à séparation de bandes

Info

Publication number
CH431744A
CH431744A CH1103564A CH1103564A CH431744A CH 431744 A CH431744 A CH 431744A CH 1103564 A CH1103564 A CH 1103564A CH 1103564 A CH1103564 A CH 1103564A CH 431744 A CH431744 A CH 431744A
Authority
CH
Switzerland
Prior art keywords
separation filter
band separation
electromechanical band
electromechanical
filter
Prior art date
Application number
CH1103564A
Other languages
English (en)
Inventor
Tagawa Yasuo
Original Assignee
Kokusai Electric Co 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 Kokusai Electric Co Ltd filed Critical Kokusai Electric Co Ltd
Publication of CH431744A publication Critical patent/CH431744A/fr

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • H03H9/703—Networks using bulk acoustic wave devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/42—Circuits for by-passing of ringing signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
CH1103564A 1963-08-23 1964-08-21 Filtre électromécanique à séparation de bandes CH431744A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4393663 1963-08-23

Publications (1)

Publication Number Publication Date
CH431744A true CH431744A (fr) 1967-03-15

Family

ID=12677561

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1103564A CH431744A (fr) 1963-08-23 1964-08-21 Filtre électromécanique à séparation de bandes

Country Status (7)

Country Link
US (1) US3317858A (fr)
CH (1) CH431744A (fr)
DE (1) DE1274755B (fr)
FR (1) FR1405021A (fr)
GB (1) GB1033888A (fr)
NL (1) NL6409663A (fr)
SE (1) SE319843B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1812852B2 (de) * 1967-12-28 1971-08-19 Elektromechanische einrichtung zur aufspaltung oder bildung eines breitbandigen signals
DE1816480A1 (de) * 1967-12-28 1969-10-16 Nippon Electric Co Elektromechanische Einrichtung zur Aufteilung oder Bildung eines Frequenzbandes
US4692724A (en) * 1985-10-21 1987-09-08 E-Systems, Inc. High power tunable filter
US4827269A (en) * 1986-07-07 1989-05-02 Unisys Corporation Apparatus to maintain arbitrary polarization stabilization of an antenna

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2578452A (en) * 1949-05-14 1951-12-11 Rca Corp Mechanical filter
US2753524A (en) * 1953-01-22 1956-07-03 Gen Precision Lab Inc Wave analyzer
DE1112214B (de) * 1957-01-12 1961-08-03 Telefunken Patent Mechanisches Filter mit Daempfungspolen bei endlichen Frequenzen
US2955267A (en) * 1958-08-20 1960-10-04 Bell Telephone Labor Inc Electromechanical torsional band pass wave filter
US3028564A (en) * 1960-06-14 1962-04-03 Kokusai Electric Co Ltd Mechanical filter

Also Published As

Publication number Publication date
SE319843B (fr) 1970-01-26
NL6409663A (fr) 1965-02-24
GB1033888A (en) 1966-06-22
DE1274755B (de) 1968-08-08
FR1405021A (fr) 1965-07-02
US3317858A (en) 1967-05-02

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