NL6510212A - - Google Patents
Info
- Publication number
- NL6510212A NL6510212A NL6510212A NL6510212A NL6510212A NL 6510212 A NL6510212 A NL 6510212A NL 6510212 A NL6510212 A NL 6510212A NL 6510212 A NL6510212 A NL 6510212A NL 6510212 A NL6510212 A NL 6510212A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/04—Frequency-transposition arrangements
- H04J1/045—Filters applied to frequency transposition
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/04—Frequency-transposition arrangements
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (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 |
|---|---|---|---|
| DES0092781 | 1964-08-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6510212A true NL6510212A (fi) | 1966-02-25 |
| NL147299B NL147299B (nl) | 1975-09-15 |
Family
ID=7517458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL656510212A NL147299B (nl) | 1964-08-24 | 1965-08-05 | Inrichting voor draaggolftelefonie-overdracht. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3471645A (fi) |
| AT (1) | AT259024B (fi) |
| BE (1) | BE668718A (fi) |
| FI (1) | FI43205B (fi) |
| FR (1) | FR1454466A (fi) |
| GB (1) | GB1075556A (fi) |
| NL (1) | NL147299B (fi) |
| SE (1) | SE313842B (fi) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5006824A (en) * | 1986-04-07 | 1991-04-09 | Rockwell International Corporation | Third mode torsional F-M resonator |
| CN117839356B (zh) * | 2024-03-06 | 2024-05-14 | 内蒙古卓越高新材料有限公司 | 一种石墨加工粉尘处理装置 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2501488A (en) * | 1946-07-19 | 1950-03-21 | Zenith Radio Corp | Magnetostrictively driven mechanical wave filter |
| US2571019A (en) * | 1948-04-30 | 1951-10-09 | Rca Corp | Electrical coupling system for magnetostrictive elements |
| US2717361A (en) * | 1951-09-24 | 1955-09-06 | Collins Radio Co | Mechanical filters |
| US2835889A (en) * | 1953-03-04 | 1958-05-20 | Collins Radio Co | Single side band communication system using mechanical filters |
| US3015789A (en) * | 1956-04-23 | 1962-01-02 | Toyotsushinki Kabushiki Kaisha | Mechanical filter |
| US2981905A (en) * | 1958-08-20 | 1961-04-25 | Bell Telephone Labor Inc | Electromechanical wave filter |
| US3004176A (en) * | 1959-03-30 | 1961-10-10 | Bell Telephone Labor Inc | Electromechanical transducers |
| NL261600A (fi) * | 1960-02-26 | |||
| US3354413A (en) * | 1961-11-13 | 1967-11-21 | Kokusai Electric Co Ltd | Electromechanical filter for low frequencies |
| US3342941A (en) * | 1962-06-18 | 1967-09-19 | Toyo Tsushinki Kabushiki Kaish | Multi-channel carrier transmission system |
| US3135933A (en) * | 1962-07-26 | 1964-06-02 | Collins Radio Co | M derived mechanical filter |
| BE636218A (fi) * | 1962-08-15 |
-
1965
- 1965-08-05 NL NL656510212A patent/NL147299B/xx not_active IP Right Cessation
- 1965-08-20 FR FR28986A patent/FR1454466A/fr not_active Expired
- 1965-08-20 US US481433A patent/US3471645A/en not_active Expired - Lifetime
- 1965-08-23 AT AT772765A patent/AT259024B/de active
- 1965-08-23 GB GB36019/65A patent/GB1075556A/en not_active Expired
- 1965-08-23 SE SE10990/65A patent/SE313842B/xx unknown
- 1965-08-24 BE BE668718D patent/BE668718A/xx unknown
- 1965-08-24 FI FI2020/65A patent/FI43205B/fi active
Also Published As
| Publication number | Publication date |
|---|---|
| SE313842B (fi) | 1969-08-25 |
| NL147299B (nl) | 1975-09-15 |
| AT259024B (de) | 1967-12-27 |
| US3471645A (en) | 1969-10-07 |
| GB1075556A (en) | 1967-07-12 |
| FR1454466A (fr) | 1966-02-11 |
| BE668718A (fi) | 1966-02-24 |
| FI43205B (fi) | 1970-11-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| V1 | Lapsed because of non-payment of the annual fee | ||
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: SIEMENS |