FR2187187A6 - - Google Patents
Info
- Publication number
- FR2187187A6 FR2187187A6 FR7219338A FR7219338A FR2187187A6 FR 2187187 A6 FR2187187 A6 FR 2187187A6 FR 7219338 A FR7219338 A FR 7219338A FR 7219338 A FR7219338 A FR 7219338A FR 2187187 A6 FR2187187 A6 FR 2187187A6
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/06—Speed or phase control by synchronisation signals the synchronisation signals differing from the information signals in amplitude, polarity or frequency or length
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0614—Systems characterised by the synchronising information used the synchronising signal being characterised by the amplitude, duration or polarity
-
- 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
- H04L25/4925—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 using balanced bipolar ternary codes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7219338A FR2187187A6 (fr) | 1971-05-28 | 1972-05-30 | |
| US00341221A US3828346A (en) | 1972-05-30 | 1973-03-14 | Pcm transmission system |
| AU56028/73A AU481092B2 (en) | 1972-05-30 | 1973-05-23 | Signalling process fora pcm transmission system |
| IT24570/73A IT998116B (it) | 1972-05-30 | 1973-05-25 | Circuito di segnalazione per una rete di trasmissione ad impulsi modulati in codice |
| NL7307413A NL7307413A (fr) | 1972-05-30 | 1973-05-28 | |
| CA172,633A CA991748A (en) | 1972-05-30 | 1973-05-29 | Pcm transmission system |
| AR248273A AR197508A1 (es) | 1972-05-30 | 1973-05-29 | Dispositivo de transmision con modulacion por codificacion de pulsos |
| ES415301A ES415301A2 (es) | 1972-05-30 | 1973-05-29 | Mejoras en los procesos de senalizacion en sistemas de transmision mic. |
| JP48059897A JPS4950813A (fr) | 1972-05-30 | 1973-05-30 | |
| CH778773A CH595023A5 (fr) | 1972-05-30 | 1973-05-30 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR717119563A FR2139665B1 (fr) | 1971-05-28 | 1971-05-28 | |
| FR7219338A FR2187187A6 (fr) | 1971-05-28 | 1972-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2187187A6 true FR2187187A6 (fr) | 1974-01-11 |
Family
ID=26216421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7219338A Expired FR2187187A6 (fr) | 1971-05-28 | 1972-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2187187A6 (fr) |
-
1972
- 1972-05-30 FR FR7219338A patent/FR2187187A6/fr not_active Expired