NL6409663A - - Google Patents
Info
- Publication number
- NL6409663A NL6409663A NL6409663A NL6409663A NL6409663A NL 6409663 A NL6409663 A NL 6409663A NL 6409663 A NL6409663 A NL 6409663A NL 6409663 A NL6409663 A NL 6409663A NL 6409663 A NL6409663 A NL 6409663A
- Authority
- NL
- Netherlands
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
- H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
- H03H9/703—Networks using bulk acoustic wave devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/42—Circuits for by-passing of ringing signals
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4393663 | 1963-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6409663A true NL6409663A (fr) | 1965-02-24 |
Family
ID=12677561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6409663A NL6409663A (fr) | 1963-08-23 | 1964-08-20 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3317858A (fr) |
| CH (1) | CH431744A (fr) |
| DE (1) | DE1274755B (fr) |
| FR (1) | FR1405021A (fr) |
| GB (1) | GB1033888A (fr) |
| NL (1) | NL6409663A (fr) |
| SE (1) | SE319843B (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1816480A1 (de) * | 1967-12-28 | 1969-10-16 | Nippon Electric Co | Elektromechanische Einrichtung zur Aufteilung oder Bildung eines Frequenzbandes |
| DE1812852B2 (de) * | 1967-12-28 | 1971-08-19 | Elektromechanische einrichtung zur aufspaltung oder bildung eines breitbandigen signals | |
| US4692724A (en) * | 1985-10-21 | 1987-09-08 | E-Systems, Inc. | High power tunable filter |
| US4827269A (en) * | 1986-07-07 | 1989-05-02 | Unisys Corporation | Apparatus to maintain arbitrary polarization stabilization of an antenna |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2578452A (en) * | 1949-05-14 | 1951-12-11 | Rca Corp | Mechanical filter |
| US2753524A (en) * | 1953-01-22 | 1956-07-03 | Gen Precision Lab Inc | Wave analyzer |
| DE1112214B (de) * | 1957-01-12 | 1961-08-03 | Telefunken Patent | Mechanisches Filter mit Daempfungspolen bei endlichen Frequenzen |
| US2955267A (en) * | 1958-08-20 | 1960-10-04 | Bell Telephone Labor Inc | Electromechanical torsional band pass wave filter |
| US3028564A (en) * | 1960-06-14 | 1962-04-03 | Kokusai Electric Co Ltd | Mechanical filter |
-
1964
- 1964-08-13 US US389381A patent/US3317858A/en not_active Expired - Lifetime
- 1964-08-20 NL NL6409663A patent/NL6409663A/xx unknown
- 1964-08-21 DE DEK53806A patent/DE1274755B/de active Pending
- 1964-08-21 CH CH1103564A patent/CH431744A/fr unknown
- 1964-08-21 SE SE10091/64A patent/SE319843B/xx unknown
- 1964-08-22 FR FR985965A patent/FR1405021A/fr not_active Expired
- 1964-08-24 GB GB34526/64A patent/GB1033888A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1274755B (de) | 1968-08-08 |
| CH431744A (fr) | 1967-03-15 |
| GB1033888A (en) | 1966-06-22 |
| FR1405021A (fr) | 1965-07-02 |
| US3317858A (en) | 1967-05-02 |
| SE319843B (fr) | 1970-01-26 |