BE556234A - - Google Patents
Info
- Publication number
- BE556234A BE556234A BE556234DA BE556234A BE 556234 A BE556234 A BE 556234A BE 556234D A BE556234D A BE 556234DA BE 556234 A BE556234 A BE 556234A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- H04B1/54—Circuits using the same frequency for two directions of communication
- H04B1/58—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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/36—Repeater circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Amplifiers (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL351304X | 1956-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE556234A true BE556234A (pm) |
Family
ID=19785046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE556234D BE556234A (pm) | 1956-03-29 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE556234A (pm) |
| CH (1) | CH351304A (pm) |
| DE (1) | DE1067070B (pm) |
| GB (1) | GB804415A (pm) |
-
0
- DE DENDAT1067070D patent/DE1067070B/de active Pending
- BE BE556234D patent/BE556234A/xx unknown
-
1957
- 1957-02-21 CH CH351304D patent/CH351304A/de unknown
- 1957-02-22 GB GB6049/57A patent/GB804415A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB804415A (en) | 1958-11-12 |
| CH351304A (de) | 1961-01-15 |
| DE1067070B (de) | 1959-10-15 |