NL16009C - - Google Patents
Info
- Publication number
- NL16009C NL16009C NL16009DA NL16009C NL 16009 C NL16009 C NL 16009C NL 16009D A NL16009D A NL 16009DA NL 16009 C NL16009 C NL 16009C
- Authority
- NL
- Netherlands
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)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEA39131D DE468683C (de) | 1923-01-05 | 1923-01-05 | Verstaerkerschaltung fuer Fernsprechanlagen |
Publications (1)
Publication Number | Publication Date |
---|---|
NL16009C true NL16009C (de) |
Family
ID=6931198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL16009D NL16009C (de) | 1923-01-05 |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT99578B (de) |
DE (1) | DE468683C (de) |
NL (1) | NL16009C (de) |
-
0
- NL NL16009D patent/NL16009C/xx active
-
1923
- 1923-01-05 DE DEA39131D patent/DE468683C/de not_active Expired
-
1924
- 1924-01-03 AT AT99578D patent/AT99578B/de active
Also Published As
Publication number | Publication date |
---|---|
AT99578B (de) | 1925-04-10 |
DE468683C (de) | 1928-11-24 |