FR2406920A1 - Procede et dispositif pour la transmission groupee de signaux telephoniques et video sur des lignes de telephone numerique - Google Patents
Procede et dispositif pour la transmission groupee de signaux telephoniques et video sur des lignes de telephone numeriqueInfo
- Publication number
- FR2406920A1 FR2406920A1 FR7828757A FR7828757A FR2406920A1 FR 2406920 A1 FR2406920 A1 FR 2406920A1 FR 7828757 A FR7828757 A FR 7828757A FR 7828757 A FR7828757 A FR 7828757A FR 2406920 A1 FR2406920 A1 FR 2406920A1
- Authority
- FR
- France
- Prior art keywords
- bytes
- telephone
- video signals
- bits
- detector
- 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.)
- Granted
Links
Classifications
-
- 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
- H04M11/064—Data transmission during pauses in telephone conversation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
- Time-Division Multiplex Systems (AREA)
- Television Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT69348/77A IT1091286B (it) | 1977-10-20 | 1977-10-20 | Procedimento e dispositivo per la trasmissione congiunta di segnali telefonici e segnali video su linee telefoniche numeriche |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2406920A1 true FR2406920A1 (fr) | 1979-05-18 |
FR2406920B1 FR2406920B1 (de) | 1982-04-16 |
Family
ID=11311934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7828757A Granted FR2406920A1 (fr) | 1977-10-20 | 1978-10-09 | Procede et dispositif pour la transmission groupee de signaux telephoniques et video sur des lignes de telephone numerique |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5821460B2 (de) |
DE (1) | DE2845023C2 (de) |
FR (1) | FR2406920A1 (de) |
GB (1) | GB2006574B (de) |
IT (1) | IT1091286B (de) |
SE (1) | SE439564B (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996009708A2 (en) * | 1994-09-20 | 1996-03-28 | Nokia Mobile Phones Ltd. | Simultaneous transmission of speech and data on a mobile communications system |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4330858A (en) * | 1979-06-29 | 1982-05-18 | International Business Machines Corporation | Time domain supervisory channel for data terminal equipments |
DE3044657A1 (de) * | 1980-11-27 | 1982-07-08 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | "dienstintegriertes digitales uebertragungssystem" |
US4528659A (en) * | 1981-12-17 | 1985-07-09 | International Business Machines Corporation | Interleaved digital data and voice communications system apparatus and method |
JPS60172852A (ja) * | 1984-02-17 | 1985-09-06 | Nec Corp | 多重化方式 |
GB2162022B (en) * | 1984-07-17 | 1988-03-02 | Stc Plc | Data transmission system |
JPS62144658U (de) * | 1986-03-07 | 1987-09-11 | ||
JPS637047A (ja) * | 1986-06-27 | 1988-01-12 | Nec Corp | マルチメデイア通信方法とその送信装置と受信装置 |
EP0257168B1 (de) * | 1986-08-27 | 1992-06-03 | International Business Machines Corporation | Pseudosynchrone Transportvorrichtung in einem Kommunikationsnetz |
EP0258514B1 (de) * | 1986-08-27 | 1992-05-06 | International Business Machines Corporation | Vorrichtung zur optimierten Bandbreitenzuordnung zwischen durchschaltevermittelten Zeitschlitzen und Paket-Bitstrom in einem Kommunikationsnetz |
JPH0639490U (ja) * | 1992-11-02 | 1994-05-27 | 谷川商事株式会社 | 認印と訂正印とを有する筆記具 |
GB2294614B (en) * | 1994-10-28 | 1999-07-14 | Int Maritime Satellite Organiz | Communication method and apparatus |
JP3043348U (ja) * | 1997-05-12 | 1997-11-18 | 清二 大田 | 訂正印付印鑑 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2157143A5 (de) * | 1971-10-19 | 1973-06-01 | Queffeulou Jean Yves | |
JPS5232804B2 (de) * | 1972-09-04 | 1977-08-24 | ||
CH577253A5 (de) * | 1974-05-17 | 1976-06-30 | Ibm |
-
1977
- 1977-10-20 IT IT69348/77A patent/IT1091286B/it active
-
1978
- 1978-10-09 FR FR7828757A patent/FR2406920A1/fr active Granted
- 1978-10-09 JP JP53123717A patent/JPS5821460B2/ja not_active Expired
- 1978-10-09 GB GB7839748A patent/GB2006574B/en not_active Expired
- 1978-10-10 SE SE7810581A patent/SE439564B/sv unknown
- 1978-10-16 DE DE2845023A patent/DE2845023C2/de not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996009708A2 (en) * | 1994-09-20 | 1996-03-28 | Nokia Mobile Phones Ltd. | Simultaneous transmission of speech and data on a mobile communications system |
WO1996009708A3 (en) * | 1994-09-20 | 1996-07-25 | Nokia Mobile Phones Ltd | Simultaneous transmission of speech and data on a mobile communications system |
US7336630B2 (en) | 1994-09-20 | 2008-02-26 | Spyder Navigations L.L.C. | Simultaneous transmission of speech and data on a mobile communications system |
Also Published As
Publication number | Publication date |
---|---|
GB2006574A (en) | 1979-05-02 |
GB2006574B (en) | 1982-02-10 |
DE2845023C2 (de) | 1982-09-09 |
DE2845023A1 (de) | 1979-05-03 |
IT1091286B (it) | 1985-07-06 |
FR2406920B1 (de) | 1982-04-16 |
SE439564B (sv) | 1985-06-17 |
JPS5462706A (en) | 1979-05-21 |
JPS5821460B2 (ja) | 1983-04-30 |
SE7810581L (sv) | 1979-04-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |