BE646100A - - Google Patents
Info
- Publication number
- BE646100A BE646100A BE646100DA BE646100A BE 646100 A BE646100 A BE 646100A BE 646100D A BE646100D A BE 646100DA BE 646100 A BE646100 A BE 646100A
- Authority
- BE
- Belgium
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
- H03H9/48—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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES84540A DE1236683B (de) | 1963-04-03 | 1963-04-03 | Elektromechanisches Bandfilter, bei dem an ein durchgehendes mechanisches Koppelglied mehrere mechanische Resonatoren angekoppelt sind |
| DES84539A DE1276237B (de) | 1963-04-03 | 1963-04-03 | Elektromechanisches Bandfilter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE646100A true BE646100A (de) | 1964-10-05 |
Family
ID=25997190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE646100D BE646100A (de) | 1963-04-03 | 1964-04-03 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3290621A (de) |
| BE (1) | BE646100A (de) |
| DE (2) | DE1236683B (de) |
| GB (1) | GB1028549A (de) |
| NL (2) | NL6403312A (de) |
| SE (2) | SE318957B (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI45201C (fi) * | 1964-09-21 | 1972-04-10 | Siemens Ag | Sähkömekaaninen kaistanpäästösuodatin. |
| US3622917A (en) * | 1968-10-23 | 1971-11-23 | Natalia Yakovlevna Arleevskaya | Filter with parallel composite resonators |
| US3638145A (en) * | 1969-12-15 | 1972-01-25 | Bell Telephone Labor Inc | Electromechanical wave filter |
| JP3352462B2 (ja) * | 1996-07-03 | 2002-12-03 | インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン | 損失補償手段を備えた機械式信号プロセッサ |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1910672A (en) * | 1932-05-13 | 1933-05-23 | Maxim Silencer Co | Acoustic wave filter |
| US2342869A (en) * | 1942-09-11 | 1944-02-29 | Bell Telephone Labor Inc | Wave filter |
| US2821686A (en) * | 1955-07-15 | 1958-01-28 | Rca Corp | Mechanical filters including rejectors |
| US3015789A (en) * | 1956-04-23 | 1962-01-02 | Toyotsushinki Kabushiki Kaisha | Mechanical filter |
| GB865093A (en) * | 1956-04-23 | 1961-04-12 | Toyo Tsushinki Kabushiki Kaish | Electro-mechanical filters |
| US2915716A (en) * | 1956-10-10 | 1959-12-01 | Gen Dynamics Corp | Microstrip filters |
| DE1112214B (de) * | 1957-01-12 | 1961-08-03 | Telefunken Patent | Mechanisches Filter mit Daempfungspolen bei endlichen Frequenzen |
-
1963
- 1963-04-03 DE DES84540A patent/DE1236683B/de active Pending
- 1963-04-03 DE DES84539A patent/DE1276237B/de active Pending
-
1964
- 1964-03-26 NL NL6403312A patent/NL6403312A/xx unknown
- 1964-04-02 NL NL646403516A patent/NL143390B/xx unknown
- 1964-04-02 SE SE4080/64A patent/SE318957B/xx unknown
- 1964-04-02 GB GB13565/64A patent/GB1028549A/en not_active Expired
- 1964-04-02 US US356981A patent/US3290621A/en not_active Expired - Lifetime
- 1964-04-02 SE SE4079/64A patent/SE318956B/xx unknown
- 1964-04-03 BE BE646100D patent/BE646100A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE318957B (de) | 1969-12-22 |
| US3290621A (en) | 1966-12-06 |
| NL6403516A (de) | 1964-10-05 |
| SE318956B (de) | 1969-12-22 |
| NL6403312A (de) | 1964-10-05 |
| GB1028549A (en) | 1966-05-04 |
| DE1236683B (de) | 1967-03-16 |
| NL143390B (nl) | 1974-09-16 |
| DE1276237B (de) | 1968-08-29 |