BE453307A - - Google Patents
Info
- Publication number
- BE453307A BE453307A BE453307DA BE453307A BE 453307 A BE453307 A BE 453307A BE 453307D A BE453307D A BE 453307DA BE 453307 A BE453307 A BE 453307A
- 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
-
- 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
- H04B1/44—Transmit/receive switching
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/002—Transmission systems not characterised by the medium used for transmission characterised by the use of a carrier modulation
- H04B14/006—Angle modulation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE257891X | 1942-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE453307A true BE453307A (de) |
Family
ID=5966576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE453307D BE453307A (de) | 1942-12-09 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE453307A (de) |
| CH (1) | CH257891A (de) |
| FR (1) | FR899563A (de) |
-
0
- BE BE453307D patent/BE453307A/xx unknown
-
1943
- 1943-11-09 CH CH257891D patent/CH257891A/de unknown
- 1943-11-10 FR FR899563D patent/FR899563A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR899563A (fr) | 1945-06-05 |
| CH257891A (de) | 1948-10-31 |