FR2188371A1 - - Google Patents
Info
- Publication number
- FR2188371A1 FR2188371A1 FR7321107A FR7321107A FR2188371A1 FR 2188371 A1 FR2188371 A1 FR 2188371A1 FR 7321107 A FR7321107 A FR 7321107A FR 7321107 A FR7321107 A FR 7321107A FR 2188371 A1 FR2188371 A1 FR 2188371A1
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
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- 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
- H04L5/02—Channels characterised by the type of signal
- H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722227951 DE2227951C3 (de) | 1972-06-08 | Anlage zur Übertragung mehrerer Binärsignale von einer Zentralstelle an mehrere, räumlich voneinander getrennte Nebenstellen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2188371A1 true FR2188371A1 (it) | 1974-01-18 |
FR2188371B1 FR2188371B1 (it) | 1979-10-19 |
Family
ID=5847202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7321107A Expired FR2188371B1 (it) | 1972-06-08 | 1973-06-08 |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH554112A (it) |
FR (1) | FR2188371B1 (it) |
GB (1) | GB1439194A (it) |
NL (1) | NL7307904A (it) |
ZA (1) | ZA733451B (it) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1121954A (fr) * | 1954-01-07 | 1956-08-29 | Mackay Radio & Telegraph Co | Système télégraphique à voies multiples |
US2910535A (en) * | 1954-06-15 | 1959-10-27 | Terlecki Renat | Electric carrier telegraph systems |
FR1582873A (it) * | 1968-06-17 | 1969-10-10 | ||
US3611294A (en) * | 1969-03-05 | 1971-10-05 | Display Sciences Inc | Portable stock ticker |
-
1973
- 1973-05-11 CH CH662073A patent/CH554112A/xx not_active IP Right Cessation
- 1973-05-14 GB GB2280373A patent/GB1439194A/en not_active Expired
- 1973-05-22 ZA ZA733451A patent/ZA733451B/xx unknown
- 1973-06-06 NL NL7307904A patent/NL7307904A/xx not_active Application Discontinuation
- 1973-06-08 FR FR7321107A patent/FR2188371B1/fr not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1121954A (fr) * | 1954-01-07 | 1956-08-29 | Mackay Radio & Telegraph Co | Système télégraphique à voies multiples |
US2910535A (en) * | 1954-06-15 | 1959-10-27 | Terlecki Renat | Electric carrier telegraph systems |
FR1582873A (it) * | 1968-06-17 | 1969-10-10 | ||
US3611294A (en) * | 1969-03-05 | 1971-10-05 | Display Sciences Inc | Portable stock ticker |
Non-Patent Citations (3)
Title |
---|
Revue DE: 'NACHRICHTENTECHNISCHE ZEITSCHRIFT', vol. 11, no. 10, octobre 1958, Article: 'Wechselstromtelegrafiesystem für Kurnzwellen-Telefonieverbindungen FM-WTK 3/6', Auteur: NEUMANN, pages 510 - 514 * |
Revue FR: 'CABLES ET TRANSMISSION', Vol. 25, No. 4, octobre 1971, article: 'Equipement de télégraphe harmonique type 70', auteurs: GUERIN et al, pages 631 - 644 * |
Revue NL: 'POLYTECHNISCH TIJDSCHRIFT, EDITIE ELEKTROTECHNIEK-ELECTRONICA, vol. 25, No. 15, 24 juillet 1970, article: 'Multipel-meldingssysteem voor overdracht via een gemeenschappelijke lijn', Auteur: LEMMENS, pages 598 - 601 * |
Also Published As
Publication number | Publication date |
---|---|
CH554112A (de) | 1974-09-13 |
DE2227951A1 (de) | 1974-01-03 |
ZA733451B (en) | 1974-04-24 |
GB1439194A (en) | 1976-06-09 |
NL7307904A (it) | 1973-12-11 |
DE2227951B2 (de) | 1976-11-04 |
FR2188371B1 (it) | 1979-10-19 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |