FR1405021A - Filtre électromécanique à séparation de canaux - Google Patents

Filtre électromécanique à séparation de canaux

Info

Publication number
FR1405021A
FR1405021A FR985965A FR985965A FR1405021A FR 1405021 A FR1405021 A FR 1405021A FR 985965 A FR985965 A FR 985965A FR 985965 A FR985965 A FR 985965A FR 1405021 A FR1405021 A FR 1405021A
Authority
FR
France
Prior art keywords
channel separation
electromechanical filter
electromechanical
filter
separation
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
FR985965A
Other languages
English (en)
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.)
Kokusai Electric Corp
Original Assignee
Kokusai Electric Corp
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 Corp filed Critical Kokusai Electric Corp
Application granted granted Critical
Publication of FR1405021A publication Critical patent/FR1405021A/fr
Expired legal-status Critical Current

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

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR985965A 1963-08-23 1964-08-22 Filtre électromécanique à séparation de canaux Expired FR1405021A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR1405021A true FR1405021A (fr) 1965-07-02

Family

ID=12677561

Family Applications (1)

Application Number Title Priority Date Filing Date
FR985965A Expired FR1405021A (fr) 1963-08-23 1964-08-22 Filtre électromécanique à séparation de canaux

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
DE1816480A1 (de) * 1967-12-28 1969-10-16 Nippon Electric Co Elektromechanische Einrichtung zur Aufteilung oder Bildung eines Frequenzbandes
DE1812852B2 (de) * 1967-12-28 1971-08-19 Elektromechanische einrichtung zur aufspaltung oder bildung eines breitbandigen signals
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
US3317858A (en) 1967-05-02
GB1033888A (en) 1966-06-22
DE1274755B (de) 1968-08-08
CH431744A (fr) 1967-03-15
SE319843B (fr) 1970-01-26
NL6409663A (fr) 1965-02-24

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