GB1019246A - Improvements in or relating to electro-mechanical filters - Google Patents

Improvements in or relating to electro-mechanical filters

Info

Publication number
GB1019246A
GB1019246A GB36664/62A GB3666462A GB1019246A GB 1019246 A GB1019246 A GB 1019246A GB 36664/62 A GB36664/62 A GB 36664/62A GB 3666462 A GB3666462 A GB 3666462A GB 1019246 A GB1019246 A GB 1019246A
Authority
GB
United Kingdom
Prior art keywords
oscillators
leads
sept
ceramic material
electro
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
GB36664/62A
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Publication of GB1019246A publication Critical patent/GB1019246A/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
    • 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
    • H03H9/48—Coupling means therefor
    • H03H9/50—Mechanical coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
GB36664/62A 1961-09-28 1962-09-27 Improvements in or relating to electro-mechanical filters Expired GB1019246A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0075989 1961-09-28

Publications (1)

Publication Number Publication Date
GB1019246A true GB1019246A (en) 1966-02-02

Family

ID=7505792

Family Applications (1)

Application Number Title Priority Date Filing Date
GB36664/62A Expired GB1019246A (en) 1961-09-28 1962-09-27 Improvements in or relating to electro-mechanical filters

Country Status (7)

Country Link
US (1) US3281725A (US06312121-20011106-C00033.png)
BE (1) BE622952A (US06312121-20011106-C00033.png)
CH (1) CH406469A (US06312121-20011106-C00033.png)
DE (1) DE1616685B1 (US06312121-20011106-C00033.png)
GB (1) GB1019246A (US06312121-20011106-C00033.png)
NL (1) NL283445A (US06312121-20011106-C00033.png)
SE (1) SE316849B (US06312121-20011106-C00033.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3714475A (en) * 1966-07-15 1973-01-30 H Eng Corp Resonator having counter rotating rigid parts
CH481412A (de) * 1966-09-26 1969-07-31 Straumann Inst Ag Schwinger für Zeitmessgeräte
US3437849A (en) * 1966-11-21 1969-04-08 Motorola Inc Temperature compensation of electrical devices
CH494991A (de) * 1968-05-29 1970-04-15 Bulova Watch Co Inc Elastischer Schwinger für Zeitmessgeräte
DE2520985C3 (de) * 1975-05-12 1981-07-30 Kievskij politechničeskeskij institut 50-letija Velikoj Oktjabrskoj Sozialističeskoj Revoljuzii, Kiev Piezoelektrischer Spannungs- und Stromtransformator
US4006437A (en) * 1975-06-27 1977-02-01 Bell Telephone Laboratories, Incorporated Frequency filter
US4233579A (en) * 1979-06-06 1980-11-11 Bell Telephone Laboratories, Incorporated Technique for suppressing spurious resonances in strip transmission line circuits
US4368402A (en) * 1980-07-02 1983-01-11 Fuji Electrochemical Co., Ltd. H-Type ceramic resonator

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE912709C (de) * 1939-12-06 1954-06-03 Zeiss Carl Fa Piezoelektrische Resonatoreinrichtung
US2443471A (en) * 1945-03-29 1948-06-15 Bell Telephone Labor Inc Piezoelectric damping means for mechanical vibrations
CH267210A (de) * 1948-06-03 1950-03-15 Hasler Ag Verfahren zur magnetomechanischen Energieumsetzung.
BE483369A (US06312121-20011106-C00033.png) * 1948-07-03
US2617882A (en) * 1950-05-29 1952-11-11 Rca Corp Maximal flatness filter
US2695357A (en) * 1951-04-19 1954-11-23 Rca Corp Frequency conversion apparatus
US2814785A (en) * 1955-07-29 1957-11-26 Rca Corp Electromechanical filter
US3015789A (en) * 1956-04-23 1962-01-02 Toyotsushinki Kabushiki Kaisha Mechanical filter
US2877432A (en) * 1957-01-08 1959-03-10 Clevite Corp Electromechanical filter elements
GB846999A (en) * 1958-03-03 1960-09-07 Marconi Wireless Telegraph Co Improvements in or relating to electro-mechanical high frequency filters
NL239635A (US06312121-20011106-C00033.png) * 1958-05-30
US2948367A (en) * 1958-12-04 1960-08-09 Salvatore R Uglietto Interlocking siding
US3064213A (en) * 1959-08-14 1962-11-13 Bell Telephone Labor Inc Electromechanical wave transmission systems

Also Published As

Publication number Publication date
BE622952A (US06312121-20011106-C00033.png)
US3281725A (en) 1966-10-25
SE316849B (US06312121-20011106-C00033.png) 1969-11-03
CH406469A (de) 1966-01-31
NL283445A (US06312121-20011106-C00033.png)
DE1616685B1 (de) 1970-02-05

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