NL7111061A - - Google Patents

Info

Publication number
NL7111061A
NL7111061A NL7111061A NL7111061A NL7111061A NL 7111061 A NL7111061 A NL 7111061A NL 7111061 A NL7111061 A NL 7111061A NL 7111061 A NL7111061 A NL 7111061A NL 7111061 A NL7111061 A NL 7111061A
Authority
NL
Netherlands
Application number
NL7111061A
Other versions
NL162523B (en
NL162523C (en
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of NL7111061A publication Critical patent/NL7111061A/xx
Publication of NL162523B publication Critical patent/NL162523B/en
Application granted granted Critical
Publication of NL162523C publication Critical patent/NL162523C/en

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
    • H03H9/56—Monolithic crystal filters
    • H03H9/566—Electric coupling means therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
NL7111061.A 1970-08-12 1971-08-11 MONOLITHIC CRYSTAL FILTER. NL162523C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6320470A 1970-08-12 1970-08-12

Publications (3)

Publication Number Publication Date
NL7111061A true NL7111061A (en) 1972-02-15
NL162523B NL162523B (en) 1979-12-17
NL162523C NL162523C (en) 1980-05-16

Family

ID=22047661

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7111061.A NL162523C (en) 1970-08-12 1971-08-11 MONOLITHIC CRYSTAL FILTER.

Country Status (10)

Country Link
US (1) US3656180A (en)
JP (1) JPS5116093B1 (en)
BE (1) BE771051A (en)
CA (1) CA925967A (en)
DE (1) DE2139218C3 (en)
ES (1) ES394607A1 (en)
FR (1) FR2104192A5 (en)
GB (1) GB1363918A (en)
NL (1) NL162523C (en)
SE (1) SE361800B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3739304A (en) * 1971-09-27 1973-06-12 Bell Telephone Labor Inc Resonator interconnections in monolithic crystal filters
JPS5329265B2 (en) * 1972-09-20 1978-08-19
US3947784A (en) * 1974-09-19 1976-03-30 Motorola, Inc. Dual-coupled monolithic crystal element for modifying response of filter
US3944951A (en) * 1974-11-21 1976-03-16 Bell Telephone Laboratories, Incorporated Monolithic crystal filter
US4484158A (en) * 1982-07-07 1984-11-20 General Electric Company Monolithic crystal filter and method of manufacturing same
US4604543A (en) * 1984-11-29 1986-08-05 Hitachi, Ltd. Multi-element ultrasonic transducer
GB0014963D0 (en) * 2000-06-20 2000-08-09 Koninkl Philips Electronics Nv A bulk acoustic wave device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2198684A (en) * 1938-09-20 1940-04-30 Bell Telephone Labor Inc Wave filter
US2373431A (en) * 1943-03-30 1945-04-10 Bell Telephone Labor Inc Electric wave filter
US3185943A (en) * 1956-04-23 1965-05-25 Toyotsushinki Kabushiki Kaisha One-piece mechanical filter having portions forming plural resonators and coupling means
US3222622A (en) * 1962-08-14 1965-12-07 Clevite Corp Wave filter comprising piezoelectric wafer electroded to define a plurality of resonant regions independently operable without significant electro-mechanical interaction
FR1430874A (en) * 1963-12-12 1966-03-11 Commissariat Energie Atomique Magnetic resonance magnetometer
US3334307A (en) * 1966-11-14 1967-08-01 Zenith Radio Corp Multi-electrode acoustic amplifier with unitary transducing and translating medium

Also Published As

Publication number Publication date
CA925967A (en) 1973-05-08
SE361800B (en) 1973-11-12
GB1363918A (en) 1974-08-21
DE2139218A1 (en) 1972-02-17
US3656180A (en) 1972-04-11
AU3202771A (en) 1973-02-08
JPS5116093B1 (en) 1976-05-21
BE771051A (en) 1971-12-16
DE2139218C3 (en) 1974-12-19
FR2104192A5 (en) 1972-04-14
ES394607A1 (en) 1975-04-01
NL162523B (en) 1979-12-17
NL162523C (en) 1980-05-16
DE2139218B2 (en) 1974-05-09

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee