FR1277853A - Système de transmission de données, en particulier sur lignes téléphoniques - Google Patents
Système de transmission de données, en particulier sur lignes téléphoniquesInfo
- Publication number
- FR1277853A FR1277853A FR850322A FR850322A FR1277853A FR 1277853 A FR1277853 A FR 1277853A FR 850322 A FR850322 A FR 850322A FR 850322 A FR850322 A FR 850322A FR 1277853 A FR1277853 A FR 1277853A
- Authority
- FR
- France
- Prior art keywords
- data transmission
- transmission system
- telephone lines
- particular over
- over telephone
- Prior art date
- 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
- 230000005540 biological transmission Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/14—Arrangements for detecting or preventing errors in the information received by using return channel in which the signals are sent back to the transmitter to be checked ; echo systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/143—Two-way operation using the same type of signal, i.e. duplex for modulated signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2222160A GB910453A (en) | 1960-06-24 | 1960-06-24 | Improvements in or relating to data transmission systems |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1277853A true FR1277853A (fr) | 1961-12-01 |
Family
ID=10175885
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR850322A Expired FR1277853A (fr) | 1960-06-24 | 1961-01-20 | Système de transmission de données, en particulier sur lignes téléphoniques |
FR863644A Expired FR79897E (fr) | 1960-06-24 | 1961-06-01 | Système de transmission de données, en particulier sur lignes téléphoniques |
FR865901A Expired FR80018E (fr) | 1960-06-24 | 1961-06-23 | Système de transmission de données, en particulier sur lignes téléphoniques |
FR865900A Expired FR80017E (fr) | 1960-06-24 | 1961-06-23 | Système de transmission de données, en particulier sur lignes téléphoniques |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR863644A Expired FR79897E (fr) | 1960-06-24 | 1961-06-01 | Système de transmission de données, en particulier sur lignes téléphoniques |
FR865901A Expired FR80018E (fr) | 1960-06-24 | 1961-06-23 | Système de transmission de données, en particulier sur lignes téléphoniques |
FR865900A Expired FR80017E (fr) | 1960-06-24 | 1961-06-23 | Système de transmission de données, en particulier sur lignes téléphoniques |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE605312R (enrdf_load_html_response) |
CH (1) | CH389287A (enrdf_load_html_response) |
DE (1) | DE1154657B (enrdf_load_html_response) |
FR (4) | FR1277853A (enrdf_load_html_response) |
GB (3) | GB959555A (enrdf_load_html_response) |
NL (2) | NL260263A (enrdf_load_html_response) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2195128A1 (enrdf_load_html_response) * | 1972-07-31 | 1974-03-01 | Westinghouse Electric Corp |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL270251A (enrdf_load_html_response) * | 1960-10-14 | |||
DE1195804B (de) * | 1961-09-14 | 1965-07-01 | Theodorus Reumerman | Verfahren zur UEberpruefung von Daten |
US3311879A (en) * | 1963-04-18 | 1967-03-28 | Ibm | Error checking system for variable length data |
DE1230847B (de) * | 1963-05-30 | 1966-12-22 | Einer Victor Lous | Verfahren und Anordnung zum Weitersenden von korrigierten Informationen |
DE1280929B (de) | 1967-09-28 | 1968-10-24 | Telefunken Patent | Datensender fuer eine fehlergesicherte Datenuebertragungsanlage |
US4121052A (en) * | 1976-01-26 | 1978-10-17 | Richard Herbert L | Telephone data recording system |
DE2812668C2 (de) * | 1978-03-23 | 1982-06-03 | Brown, Boveri & Cie Ag, 6800 Mannheim | Korrespondierendes Kommunikationssystem zur Übertragung von Telegrammen |
DE3415936C2 (de) * | 1984-04-28 | 1986-06-26 | Brown, Boveri & Cie Ag, 6800 Mannheim | Verfahren zum synchronisierten Austausch von prüfbaren Datentelegrammen |
GB2313747A (en) * | 1996-05-30 | 1997-12-03 | Motorola Ltd | Data transmission verification |
DE19701725C1 (de) * | 1997-01-20 | 1998-06-18 | Bosch Gmbh Robert | Frequenzdiplexer |
DE102005034506B4 (de) | 2005-07-20 | 2007-11-22 | Infineon Technologies Ag | Verfahren und System zur Fehlerbeseitigung |
-
0
- NL NL265526D patent/NL265526A/xx unknown
- NL NL260263D patent/NL260263A/xx unknown
-
1960
- 1960-01-21 GB GB217860A patent/GB959555A/en not_active Expired
- 1960-06-02 GB GB1953960A patent/GB950739A/en not_active Expired
- 1960-06-24 GB GB2222160A patent/GB910453A/en not_active Expired
-
1961
- 1961-01-20 FR FR850322A patent/FR1277853A/fr not_active Expired
- 1961-06-01 FR FR863644A patent/FR79897E/fr not_active Expired
- 1961-06-20 CH CH721761A patent/CH389287A/de unknown
- 1961-06-22 DE DEJ20121A patent/DE1154657B/de active Pending
- 1961-06-23 FR FR865901A patent/FR80018E/fr not_active Expired
- 1961-06-23 BE BE605312A patent/BE605312R/fr active
- 1961-06-23 FR FR865900A patent/FR80017E/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2195128A1 (enrdf_load_html_response) * | 1972-07-31 | 1974-03-01 | Westinghouse Electric Corp |
Also Published As
Publication number | Publication date |
---|---|
NL260263A (enrdf_load_html_response) | |
GB959555A (en) | 1964-06-03 |
FR80017E (fr) | 1963-03-01 |
CH389287A (de) | 1965-03-15 |
NL265526A (enrdf_load_html_response) | |
GB950739A (en) | 1964-02-26 |
GB910453A (en) | 1962-11-14 |
FR79897E (fr) | 1963-02-08 |
BE605312R (fr) | 1961-12-27 |
FR80018E (fr) | 1963-03-01 |
DE1154657B (de) | 1963-09-19 |
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