BE476010A - - Google Patents
Info
- Publication number
- BE476010A BE476010A BE476010DA BE476010A BE 476010 A BE476010 A BE 476010A BE 476010D A BE476010D A BE 476010DA BE 476010 A BE476010 A BE 476010A
- Authority
- BE
- Belgium
Links
Classifications
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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
- H04B1/54—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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/14—Arrangements providing for calling or supervisory signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US951280XA | 1941-02-25 | 1941-02-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE476010A true BE476010A (ko) |
Family
ID=22249910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE476010D BE476010A (ko) | 1941-02-25 |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE476010A (ko) |
FR (1) | FR951280A (ko) |
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0
- BE BE476010D patent/BE476010A/xx unknown
-
1947
- 1947-08-05 FR FR951280D patent/FR951280A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR951280A (fr) | 1949-10-20 |