FR1512279A - Filter refinements - Google Patents

Filter refinements

Info

Publication number
FR1512279A
FR1512279A FR96344A FR96344A FR1512279A FR 1512279 A FR1512279 A FR 1512279A FR 96344 A FR96344 A FR 96344A FR 96344 A FR96344 A FR 96344A FR 1512279 A FR1512279 A FR 1512279A
Authority
FR
France
Prior art keywords
refinements
filter
filter refinements
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
FR96344A
Other languages
French (fr)
Inventor
Peter Kenneth Wall
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.)
International Standard Electric Corp
Original Assignee
International Standard 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR1512279A publication Critical patent/FR1512279A/en
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
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/542—Filters comprising resonators of piezoelectric or electrostrictive material including passive elements

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR96344A 1966-02-24 1967-02-24 Filter refinements Expired FR1512279A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB815866A GB1105896A (en) 1966-02-24 1966-02-24 Improvements in or relating to crystal filter circuits

Publications (1)

Publication Number Publication Date
FR1512279A true FR1512279A (en) 1968-02-02

Family

ID=9846873

Family Applications (1)

Application Number Title Priority Date Filing Date
FR96344A Expired FR1512279A (en) 1966-02-24 1967-02-24 Filter refinements

Country Status (5)

Country Link
DE (1) DE1541935A1 (en)
FR (1) FR1512279A (en)
GB (1) GB1105896A (en)
NL (1) NL6702868A (en)
SE (1) SE303164B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003071677A1 (en) * 2002-02-25 2003-08-28 Infineon Technologies Ag Filter circuit

Also Published As

Publication number Publication date
NL6702868A (en) 1967-08-25
SE303164B (en) 1968-08-19
DE1541935A1 (en) 1970-10-22
GB1105896A (en) 1968-03-13

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