SE407651B - Filterkedja - Google Patents
FilterkedjaInfo
- Publication number
- SE407651B SE407651B SE7501802A SE7501802A SE407651B SE 407651 B SE407651 B SE 407651B SE 7501802 A SE7501802 A SE 7501802A SE 7501802 A SE7501802 A SE 7501802A SE 407651 B SE407651 B SE 407651B
- Authority
- SE
- Sweden
- Prior art keywords
- filter chain
- chain
- filter
- Prior art date
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)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7402388,A NL178380C (nl) | 1974-02-21 | 1974-02-21 | Piezo-elektrisch filter. |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7501802L SE7501802L (US08124630-20120228-C00102.png) | 1975-08-22 |
SE407651B true SE407651B (sv) | 1979-04-02 |
Family
ID=19820800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7501802A SE407651B (sv) | 1974-02-21 | 1975-02-18 | Filterkedja |
Country Status (6)
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5297039U (US08124630-20120228-C00102.png) * | 1976-01-17 | 1977-07-20 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3585537A (en) * | 1969-02-10 | 1971-06-15 | Bell Telephone Labor Inc | Electric wave filters |
-
1974
- 1974-02-21 NL NLAANVRAGE7402388,A patent/NL178380C/xx not_active IP Right Cessation
-
1975
- 1975-02-15 DE DE2506408A patent/DE2506408C2/de not_active Expired
- 1975-02-17 GB GB6716/75A patent/GB1504333A/en not_active Expired
- 1975-02-18 SE SE7501802A patent/SE407651B/xx unknown
- 1975-02-19 FR FR7505171A patent/FR2262443B1/fr not_active Expired
- 1975-02-20 JP JP50020436A patent/JPS50120237A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
NL178380C (nl) | 1986-03-03 |
NL178380B (nl) | 1985-10-01 |
DE2506408C2 (de) | 1985-09-26 |
FR2262443B1 (US08124630-20120228-C00102.png) | 1977-04-15 |
DE2506408A1 (de) | 1975-08-28 |
NL7402388A (nl) | 1975-08-25 |
GB1504333A (en) | 1978-03-22 |
SE7501802L (US08124630-20120228-C00102.png) | 1975-08-22 |
JPS50120237A (US08124630-20120228-C00102.png) | 1975-09-20 |
FR2262443A1 (US08124630-20120228-C00102.png) | 1975-09-19 |
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