SE218197C1 - - Google Patents
Info
- Publication number
- SE218197C1 SE218197C1 SE409363A SE409363A SE218197C1 SE 218197 C1 SE218197 C1 SE 218197C1 SE 409363 A SE409363 A SE 409363A SE 409363 A SE409363 A SE 409363A SE 218197 C1 SE218197 C1 SE 218197C1
- Authority
- SE
- Sweden
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES78985A DE1160899B (de) | 1962-04-13 | 1962-04-13 | Allverstaerker fuer Zweidraht- und Vierdrahtbetrieb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE218197C1 true SE218197C1 (en, 2012) | 1968-01-19 |
Family
ID=7507873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE409363A SE218197C1 (en, 2012) | 1962-04-13 | 1963-04-11 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE631019A (en, 2012) |
| DE (1) | DE1160899B (en, 2012) |
| SE (1) | SE218197C1 (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1225242B (de) * | 1964-11-30 | 1966-09-22 | Koelleda Funkwerk | Niederfrequenz-Fernsprechverstaerker fuer Vierdrahtbetrieb und Zweidrahtbetrieb |
-
0
- BE BE631019D patent/BE631019A/xx unknown
-
1962
- 1962-04-13 DE DES78985A patent/DE1160899B/de active Pending
-
1963
- 1963-04-11 SE SE409363A patent/SE218197C1/sv unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE631019A (en, 2012) | |
| DE1160899B (de) | 1964-01-09 |