IT955774B - Procedimento di segnalazione per sistema di trasmissione in modula zione con impulsi codificati - Google Patents
Procedimento di segnalazione per sistema di trasmissione in modula zione con impulsi codificatiInfo
- Publication number
- IT955774B IT955774B IT24736/72A IT2473672A IT955774B IT 955774 B IT955774 B IT 955774B IT 24736/72 A IT24736/72 A IT 24736/72A IT 2473672 A IT2473672 A IT 2473672A IT 955774 B IT955774 B IT 955774B
- Authority
- IT
- Italy
- Prior art keywords
- modulation
- transmission system
- signaling procedure
- coded pulses
- coded
- 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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR717119563A FR2139665B1 (it) | 1971-05-28 | 1971-05-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT955774B true IT955774B (it) | 1973-09-29 |
Family
ID=9077827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24736/72A IT955774B (it) | 1971-05-28 | 1972-05-24 | Procedimento di segnalazione per sistema di trasmissione in modula zione con impulsi codificati |
Country Status (9)
Country | Link |
---|---|
US (1) | US3783383A (it) |
AR (1) | AR194105A1 (it) |
AU (1) | AU467423B2 (it) |
CA (1) | CA957075A (it) |
CH (1) | CH567844A5 (it) |
ES (1) | ES403243A1 (it) |
FR (1) | FR2139665B1 (it) |
IT (1) | IT955774B (it) |
NL (1) | NL7207182A (it) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4003041A (en) * | 1973-04-25 | 1977-01-11 | De Staat der Nederlanden, te Deze Vertegenwoordigd door De Directeur-General der Posterijen, Telegraphie en Telefonie | System for converting binary signals into shorter balanced ternary code signals |
US3913016A (en) * | 1974-04-18 | 1975-10-14 | Bell Telephone Labor Inc | Circuit for curtailing effects of bit errors in pulse coded transmission |
US4002834A (en) * | 1974-12-09 | 1977-01-11 | The United States Of America As Represented By The Secretary Of The Navy | PCM synchronization and multiplexing system |
GB1512700A (en) * | 1975-10-23 | 1978-06-01 | Standard Telephones Cables Ltd | Data transmission |
US4054754A (en) * | 1976-06-07 | 1977-10-18 | Bell Telephone Laboratories, Incorporated | Arrangement for transmitting digital data and synchronizing information |
FR2389278A1 (fr) * | 1977-04-29 | 1978-11-24 | Thomson Csf | Systeme de stockage magnetique d'informations numeriques codees avec transcodage reversible en code bipolaire a haute densite d'ordre n |
IT1113847B (it) * | 1977-12-21 | 1986-01-27 | Sits Soc It Telecom Siemens | Sistema di trasmissione di segnali digitali |
FR2488089B1 (fr) * | 1980-07-29 | 1988-02-12 | Lignes Telegraph Telephon | Procede de transcodage d'informations et systeme de transmission utilisant un tel procede |
GB2089177B (en) * | 1980-11-18 | 1985-04-03 | Sony Coep | Signal error detecting |
JPS57170652A (en) * | 1981-04-15 | 1982-10-20 | Nec Corp | Transmitting system for burst signal |
US4542517A (en) * | 1981-09-23 | 1985-09-17 | Honeywell Information Systems Inc. | Digital serial interface with encode logic for transmission |
US4547890A (en) * | 1982-09-28 | 1985-10-15 | Abraham M. Gindi | Apparatus and method for forming d.c. free codes |
NL8402444A (nl) * | 1984-01-20 | 1986-03-03 | Philips Nv | Werkwijze voor het overdragen van informatie, codeerinrichting voor toepassing in de werkwijze en decodeerinrichting voor toepassing in de werkwijze. |
NL8403366A (nl) * | 1984-11-06 | 1986-06-02 | Philips Nv | Inrichting voor het bewaken van een cmi-codeomvormer. |
US4656633A (en) * | 1985-03-15 | 1987-04-07 | Dolby Laboratories Licensing Corporation | Error concealment system |
BE904913A (nl) * | 1986-06-13 | 1986-12-15 | Bell Telephone Mfg | Data overdrachtsysteem. |
US5257287A (en) * | 1990-02-15 | 1993-10-26 | Advanced Micro Devices, Inc. | Automatic polarity detection and correction method and apparatus employing linkpulses |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3156767A (en) * | 1959-01-19 | 1964-11-10 | Nederlanden Staat | System for establishing and maintaining synchronism in duplex telegraph systems |
NL272023A (it) * | 1960-12-05 | |||
US3048819A (en) * | 1960-12-05 | 1962-08-07 | Bell Telephone Labor Inc | Detection and measurement of errors in pulse code trains |
NL302292A (it) * | 1962-12-28 | |||
GB973787A (en) * | 1963-05-24 | 1964-10-28 | Standard Telephones Cables Ltd | Pulse code modulation system |
DE1287629B (it) * | 1966-03-15 | 1969-01-23 | ||
US3502810A (en) * | 1966-08-15 | 1970-03-24 | Bell Telephone Labor Inc | Bipolar pulse transmission system with self-derived timing and drift compensation |
US3671959A (en) * | 1969-01-24 | 1972-06-20 | Kokusai Denshin Denwa Co Ltd | Binary to ternary converter |
-
1971
- 1971-05-28 FR FR717119563A patent/FR2139665B1/fr not_active Expired
-
1972
- 1972-05-10 US US00252112A patent/US3783383A/en not_active Expired - Lifetime
- 1972-05-24 AU AU42641/72A patent/AU467423B2/en not_active Expired
- 1972-05-24 IT IT24736/72A patent/IT955774B/it active
- 1972-05-25 CH CH776872A patent/CH567844A5/xx not_active IP Right Cessation
- 1972-05-26 CA CA143,204A patent/CA957075A/en not_active Expired
- 1972-05-26 AR AR242207A patent/AR194105A1/es active
- 1972-05-26 NL NL7207182A patent/NL7207182A/xx not_active Application Discontinuation
- 1972-05-27 ES ES403243A patent/ES403243A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2139665B1 (it) | 1973-05-25 |
NL7207182A (it) | 1972-11-30 |
CA957075A (en) | 1974-10-29 |
US3783383A (en) | 1974-01-01 |
CH567844A5 (it) | 1975-10-15 |
AU467423B2 (en) | 1975-12-04 |
ES403243A1 (es) | 1976-01-01 |
FR2139665A1 (it) | 1973-01-12 |
AU4264172A (en) | 1973-11-29 |
AR194105A1 (es) | 1973-06-22 |
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