AR219427A1 - Dispositivo de transconexion para canales individuales o varios canales adyacentes - Google Patents
Dispositivo de transconexion para canales individuales o varios canales adyacentesInfo
- Publication number
- AR219427A1 AR219427A1 AR279462A AR27946279A AR219427A1 AR 219427 A1 AR219427 A1 AR 219427A1 AR 279462 A AR279462 A AR 279462A AR 27946279 A AR27946279 A AR 27946279A AR 219427 A1 AR219427 A1 AR 219427A1
- Authority
- AR
- Argentina
- Prior art keywords
- channels
- transconnection
- several adjacent
- individual
- adjacent channels
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/10—Intermediate station arrangements, e.g. for branching, for tapping-off
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/04—Frequency-transposition arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Transmitters (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792903943 DE2903943A1 (de) | 1979-02-02 | 1979-02-02 | Verfahren zum durchschalten von kanaelen oder kanalbuendeln zwischen zwei vormodulationssystemen mit unterschiedlicher vorkanallage |
Publications (1)
Publication Number | Publication Date |
---|---|
AR219427A1 true AR219427A1 (es) | 1980-08-15 |
Family
ID=6061987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AR279462A AR219427A1 (es) | 1979-02-02 | 1979-12-27 | Dispositivo de transconexion para canales individuales o varios canales adyacentes |
Country Status (10)
Country | Link |
---|---|
US (1) | US4349903A (fr) |
AR (1) | AR219427A1 (fr) |
BR (1) | BR8000601A (fr) |
CA (1) | CA1141491A (fr) |
DE (1) | DE2903943A1 (fr) |
FR (1) | FR2448260A1 (fr) |
GB (1) | GB2044043B (fr) |
IL (1) | IL59040A (fr) |
IT (1) | IT1129610B (fr) |
YU (1) | YU9180A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4845707A (en) * | 1988-02-29 | 1989-07-04 | Motorola, Inc. | Frequency division multiplex/FM modulation recognition system |
US5361254A (en) * | 1991-12-20 | 1994-11-01 | Siemens Aktiengesellschaft | Switch mechanism for switching signals at inputs onto outputs and switching networks for interlinking first and second transmission media |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL221977A (fr) * | 1957-12-12 | |||
DE1274663C2 (de) * | 1965-05-24 | 1980-09-18 | Siemens Ag | Aufbau der grundprimaergruppe eines einseitenband-traegerfrequenzsystems ueber eine vormodulationsstufe |
DE1541975C3 (de) * | 1967-05-12 | 1975-03-06 | Siemens Ag, 1000 Berlin U. 8000 Muenchen | Elektromechanisches Bandfilter |
CH491545A (de) | 1968-05-29 | 1970-05-31 | Siemens Ag | Elektromechanisches Filter |
US3992589A (en) * | 1970-01-29 | 1976-11-16 | Siemens Aktiengesellschaft | Frequency multiplex system for transmission of telephone and videophone channels |
DE2462363C3 (de) * | 1974-10-19 | 1978-04-27 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum Durchschalten von Kanälen oder Kanalbündeln in Trägerfrequenzsystemen |
FR2290116A1 (fr) * | 1974-10-31 | 1976-05-28 | Thomson Csf | Circuit de voie pour centre de commutation telephonique et dispositifs de commutation utilisant ce circuit |
-
1979
- 1979-02-02 DE DE19792903943 patent/DE2903943A1/de not_active Ceased
- 1979-12-25 IL IL59040A patent/IL59040A/xx unknown
- 1979-12-27 AR AR279462A patent/AR219427A1/es active
-
1980
- 1980-01-15 YU YU00091/80A patent/YU9180A/xx unknown
- 1980-01-30 US US06/116,812 patent/US4349903A/en not_active Expired - Lifetime
- 1980-01-31 BR BR8000601A patent/BR8000601A/pt unknown
- 1980-01-31 GB GB8003237A patent/GB2044043B/en not_active Expired
- 1980-02-01 FR FR8002212A patent/FR2448260A1/fr active Granted
- 1980-02-01 CA CA000344886A patent/CA1141491A/fr not_active Expired
- 1980-02-01 IT IT19641/80A patent/IT1129610B/it active
Also Published As
Publication number | Publication date |
---|---|
GB2044043B (en) | 1982-12-22 |
IL59040A0 (en) | 1980-03-31 |
DE2903943A1 (de) | 1980-08-07 |
GB2044043A (en) | 1980-10-08 |
IT8019641A0 (it) | 1980-02-01 |
IT1129610B (it) | 1986-06-11 |
FR2448260A1 (fr) | 1980-08-29 |
YU9180A (en) | 1983-04-30 |
CA1141491A (fr) | 1983-02-15 |
US4349903A (en) | 1982-09-14 |
FR2448260B1 (fr) | 1983-02-11 |
BR8000601A (pt) | 1980-10-21 |
IL59040A (en) | 1983-09-30 |
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