BE450911A - - Google Patents
Info
- Publication number
- BE450911A BE450911A BE450911DA BE450911A BE 450911 A BE450911 A BE 450911A BE 450911D A BE450911D A BE 450911DA BE 450911 A BE450911 A BE 450911A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/38—Impedance-matching networks
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/46—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/56—Circuits for coupling, blocking, or by-passing of signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US357274A US2282968A (en) | 1940-09-18 | 1940-09-18 | Coupling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE450911A true BE450911A (de) |
Family
ID=23404958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE450911D BE450911A (de) | 1940-09-18 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2282968A (de) |
| BE (1) | BE450911A (de) |
| FR (1) | FR876914A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2447616A (en) * | 1945-04-07 | 1948-08-24 | Rca Corp | Electronic power generation |
| DE3276604D1 (en) * | 1982-12-17 | 1987-07-23 | Sharp Kk | Transmitter/receiver circuit for signal transmission over power wiring |
| FR2558667B1 (fr) * | 1984-01-19 | 1987-03-20 | Minisystemes | Procede de transmission de donnees numeriques, reseau et module mettant en oeuvre le procede |
| EP1275208B1 (de) * | 2000-04-18 | 2004-10-06 | Schleifring und Apparatebau GmbH | Anordnung zur kontaktlosen übertragung elektrischer signale bzw. energie |
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0
- BE BE450911D patent/BE450911A/xx unknown
-
1940
- 1940-09-18 US US357274A patent/US2282968A/en not_active Expired - Lifetime
-
1941
- 1941-09-12 FR FR876914D patent/FR876914A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR876914A (fr) | 1942-11-23 |
| US2282968A (en) | 1942-05-12 |