IT1060039B - ELECTRIC COMMUNICATION SYSTEM IN WHICH ANALOG SIGNALS AND DIGITAL SIGNALS ARE TRANSMITTED ON THE SAME ROUTE - Google Patents
ELECTRIC COMMUNICATION SYSTEM IN WHICH ANALOG SIGNALS AND DIGITAL SIGNALS ARE TRANSMITTED ON THE SAME ROUTEInfo
- Publication number
- IT1060039B IT1060039B IT7622675A IT2267576A IT1060039B IT 1060039 B IT1060039 B IT 1060039B IT 7622675 A IT7622675 A IT 7622675A IT 2267576 A IT2267576 A IT 2267576A IT 1060039 B IT1060039 B IT 1060039B
- Authority
- IT
- Italy
- Prior art keywords
- transmitted
- communication system
- same route
- electric communication
- signals
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
- H04L25/4923—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using ternary codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Dc Digital Transmission (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752519322 DE2519322C2 (en) | 1975-04-30 | 1975-04-30 | MESSAGE TRANSMISSION METHOD AND DOUBLE COUNTER-CLOCK MODULATOR, IN PARTICULAR TO PERFORM THE METHOD |
DE19752526451 DE2526451C3 (en) | 1975-06-13 | Message transmission method and double push-pull modulator for its implementation |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1060039B true IT1060039B (en) | 1982-07-10 |
Family
ID=25768830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7622675A IT1060039B (en) | 1975-04-30 | 1976-04-27 | ELECTRIC COMMUNICATION SYSTEM IN WHICH ANALOG SIGNALS AND DIGITAL SIGNALS ARE TRANSMITTED ON THE SAME ROUTE |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS51134508A (en) |
BR (1) | BR7602664A (en) |
DK (1) | DK138976A (en) |
FR (1) | FR2310042A1 (en) |
GB (1) | GB1541273A (en) |
IE (1) | IE42558B1 (en) |
IL (1) | IL49366A (en) |
IT (1) | IT1060039B (en) |
LU (1) | LU74847A1 (en) |
NL (1) | NL7604667A (en) |
NO (1) | NO761248L (en) |
SE (1) | SE7602367L (en) |
-
1976
- 1976-02-25 SE SE7602367A patent/SE7602367L/en unknown
- 1976-03-23 GB GB11567/76A patent/GB1541273A/en not_active Expired
- 1976-03-29 DK DK138976A patent/DK138976A/en unknown
- 1976-04-07 IL IL49366A patent/IL49366A/en unknown
- 1976-04-09 NO NO761248A patent/NO761248L/no unknown
- 1976-04-13 IE IE786/76A patent/IE42558B1/en unknown
- 1976-04-26 FR FR7612255A patent/FR2310042A1/en not_active Withdrawn
- 1976-04-27 IT IT7622675A patent/IT1060039B/en active
- 1976-04-28 LU LU74847A patent/LU74847A1/xx unknown
- 1976-04-29 BR BR2664/76A patent/BR7602664A/en unknown
- 1976-04-30 JP JP51049788A patent/JPS51134508A/en active Pending
- 1976-04-30 NL NL7604667A patent/NL7604667A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DK138976A (en) | 1976-10-31 |
IE42558L (en) | 1976-10-30 |
SE7602367L (en) | 1976-10-31 |
FR2310042A1 (en) | 1976-11-26 |
IE42558B1 (en) | 1980-08-27 |
NO761248L (en) | 1976-11-02 |
AU1307876A (en) | 1977-10-20 |
BR7602664A (en) | 1976-11-23 |
LU74847A1 (en) | 1977-02-08 |
GB1541273A (en) | 1979-02-28 |
IL49366A0 (en) | 1976-07-30 |
IL49366A (en) | 1978-10-31 |
JPS51134508A (en) | 1976-11-22 |
NL7604667A (en) | 1976-11-02 |
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