NL7508389A - Mechanisch filter. - Google Patents

Mechanisch filter.

Info

Publication number
NL7508389A
NL7508389A NL7508389A NL7508389A NL7508389A NL 7508389 A NL7508389 A NL 7508389A NL 7508389 A NL7508389 A NL 7508389A NL 7508389 A NL7508389 A NL 7508389A NL 7508389 A NL7508389 A NL 7508389A
Authority
NL
Netherlands
Prior art keywords
mechanical filter
filter
mechanical
Prior art date
Application number
NL7508389A
Other languages
English (en)
Dutch (nl)
Original Assignee
Seiko Instr & Electronics
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 Seiko Instr & Electronics filed Critical Seiko Instr & Electronics
Publication of NL7508389A publication Critical patent/NL7508389A/xx

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • G10K11/04—Acoustic filters ; Acoustic resonators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders; Supports
    • H03H9/10—Mounting in enclosures
    • H03H9/1007—Mounting in enclosures for bulk acoustic wave [BAW] devices
    • H03H9/1014—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device
    • H03H9/1021—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device the BAW device being of the cantilever type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/24—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Vibration Dampers (AREA)
NL7508389A 1974-07-15 1975-07-14 Mechanisch filter. NL7508389A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49080948A JPS5160137A (de) 1974-07-15 1974-07-15

Publications (1)

Publication Number Publication Date
NL7508389A true NL7508389A (nl) 1976-01-19

Family

ID=13732709

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7508389A NL7508389A (nl) 1974-07-15 1975-07-14 Mechanisch filter.

Country Status (6)

Country Link
US (1) US4037179A (de)
JP (1) JPS5160137A (de)
DE (1) DE2531577A1 (de)
FR (1) FR2279260A1 (de)
GB (1) GB1477271A (de)
NL (1) NL7508389A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53153832U (de) * 1977-05-09 1978-12-04
JPS54101640A (en) * 1978-01-27 1979-08-10 Murata Manufacturing Co Tuning fork
USRE30394E (en) * 1978-04-04 1980-09-02 Westinghouse Electric Corp. Signal bandpass filter apparatus
US4328442A (en) * 1978-12-07 1982-05-04 Matsushita Electric Industrial Co., Ltd. Piezoelectrically driven tuning fork with damping means
US5243292A (en) * 1991-10-07 1993-09-07 Xerox Corporation Electrostatic measuring tuning fork and means for limiting mechanical amplitude thereof
DE102006025963A1 (de) * 2006-06-02 2007-12-06 Epcos Ag Piezoelektrischer Generator
DE102006028534A1 (de) * 2006-06-21 2007-12-27 Epcos Ag Piezoelektrischer Generator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3243736A (en) * 1964-05-04 1966-03-29 Melpar Inc Shielded tuning fork
US3513415A (en) * 1967-05-09 1970-05-19 Bulova Watch Co Inc Tuning fork filters having broadened band-pass
JPS5510536B2 (de) * 1971-09-14 1980-03-17

Also Published As

Publication number Publication date
FR2279260A1 (fr) 1976-02-13
JPS5160137A (de) 1976-05-25
GB1477271A (en) 1977-06-22
US4037179A (en) 1977-07-19
FR2279260B1 (de) 1978-02-24
DE2531577A1 (de) 1976-01-29

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Legal Events

Date Code Title Description
BV The patent application has lapsed