BE453179A - - Google Patents
Info
- Publication number
- BE453179A BE453179A BE453179DA BE453179A BE 453179 A BE453179 A BE 453179A BE 453179D A BE453179D A BE 453179DA BE 453179 A BE453179 A BE 453179A
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE237520X | 1942-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE453179A true BE453179A (xx) |
Family
ID=5903136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE453179D BE453179A (xx) | 1942-11-28 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE453179A (xx) |
| CH (1) | CH237520A (xx) |
| FR (1) | FR899380A (xx) |
-
0
- BE BE453179D patent/BE453179A/xx unknown
-
1943
- 1943-10-20 CH CH237520D patent/CH237520A/de unknown
- 1943-11-03 FR FR899380D patent/FR899380A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH237520A (de) | 1945-04-30 |
| FR899380A (fr) | 1945-05-29 |