FR2279260A1 - Filtre mecanique a diapason - Google Patents
Filtre mecanique a diapasonInfo
- Publication number
- FR2279260A1 FR2279260A1 FR7522069A FR7522069A FR2279260A1 FR 2279260 A1 FR2279260 A1 FR 2279260A1 FR 7522069 A FR7522069 A FR 7522069A FR 7522069 A FR7522069 A FR 7522069A FR 2279260 A1 FR2279260 A1 FR 2279260A1
- Authority
- FR
- France
- Prior art keywords
- diapason
- filter
- mechanical
- mechanical diapason
- diapason filter
- 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.)
- Granted
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49080948A JPS5160137A (fr) | 1974-07-15 | 1974-07-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2279260A1 true FR2279260A1 (fr) | 1976-02-13 |
FR2279260B1 FR2279260B1 (fr) | 1978-02-24 |
Family
ID=13732709
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7522069A Granted FR2279260A1 (fr) | 1974-07-15 | 1975-07-15 | Filtre mecanique a diapason |
Country Status (6)
Country | Link |
---|---|
US (1) | US4037179A (fr) |
JP (1) | JPS5160137A (fr) |
DE (1) | DE2531577A1 (fr) |
FR (1) | FR2279260A1 (fr) |
GB (1) | GB1477271A (fr) |
NL (1) | NL7508389A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53153832U (fr) * | 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)
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 (fr) * | 1971-09-14 | 1980-03-17 |
-
1974
- 1974-07-15 JP JP49080948A patent/JPS5160137A/ja active Pending
-
1975
- 1975-07-11 US US05/595,143 patent/US4037179A/en not_active Expired - Lifetime
- 1975-07-14 NL NL7508389A patent/NL7508389A/xx not_active Application Discontinuation
- 1975-07-14 GB GB2946175A patent/GB1477271A/en not_active Expired
- 1975-07-15 FR FR7522069A patent/FR2279260A1/fr active Granted
- 1975-07-15 DE DE19752531577 patent/DE2531577A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPS5160137A (fr) | 1976-05-25 |
FR2279260B1 (fr) | 1978-02-24 |
GB1477271A (en) | 1977-06-22 |
US4037179A (en) | 1977-07-19 |
DE2531577A1 (de) | 1976-01-29 |
NL7508389A (nl) | 1976-01-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |