FR2390861A1 - Appareil destine a appliquer a un systeme modulateur-demodulateur une demande de combinaison de canaux - Google Patents
Appareil destine a appliquer a un systeme modulateur-demodulateur une demande de combinaison de canauxInfo
- Publication number
- FR2390861A1 FR2390861A1 FR7814025A FR7814025A FR2390861A1 FR 2390861 A1 FR2390861 A1 FR 2390861A1 FR 7814025 A FR7814025 A FR 7814025A FR 7814025 A FR7814025 A FR 7814025A FR 2390861 A1 FR2390861 A1 FR 2390861A1
- Authority
- FR
- France
- Prior art keywords
- modulator
- combination
- applying
- channel combination
- demodulator system
- 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
- 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
- H04L5/1438—Negotiation of transmission parameters prior to communication
- H04L5/1446—Negotiation of transmission parameters prior to communication of transmission speed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
- H04J3/1682—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Communication Control (AREA)
- Time-Division Multiplex Systems (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Small-Scale Networks (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7901961A FR2405598A1 (fr) | 1977-05-11 | 1979-01-25 | Systeme modulateur-demodulateur a modem pilote, modem asservi et ligne de transmission pour relier les modems |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US79587677A | 1977-05-11 | 1977-05-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2390861A1 true FR2390861A1 (fr) | 1978-12-08 |
FR2390861B1 FR2390861B1 (US20020095090A1-20020718-M00002.png) | 1983-09-23 |
Family
ID=25166679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7814025A Granted FR2390861A1 (fr) | 1977-05-11 | 1978-05-11 | Appareil destine a appliquer a un systeme modulateur-demodulateur une demande de combinaison de canaux |
Country Status (8)
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0026328A2 (en) * | 1979-09-28 | 1981-04-08 | International Business Machines Corporation | Demand assignment method and system for a time division multiple access satellite communication network |
US4397018A (en) | 1979-10-17 | 1983-08-02 | Ibm Corporation | Baton passing method and apparatus for maintaining synchronization in a TDMA satellite communication system |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60143043A (ja) * | 1983-12-29 | 1985-07-29 | Nec Corp | デ−タ多重化方式 |
DE19536025C1 (de) * | 1995-09-27 | 1997-02-20 | Siemens Ag | Verfahren und Datenübertragungssystem zum wahlweisen Übertragen eines oder mehrerer Datensignalströme über ein Zeitmultiplex-Übertragungsmedium |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3700820A (en) * | 1966-04-15 | 1972-10-24 | Ibm | Adaptive digital communication system |
US3790715A (en) * | 1972-07-28 | 1974-02-05 | Bell Telephone Labor Inc | Digital transmission terminal for voice and low speed data |
US3982077A (en) * | 1975-04-07 | 1976-09-21 | International Telephone And Telegraph Corporation | Asynchronous multiplexer and demultiplexer combination |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1946694A1 (de) * | 1969-09-15 | 1971-03-25 | Siemens Ag | Verfahren zur Datenuebertragung mit Teilnchmern unterschiedlicher Geschwindigkeitsklassen |
US3851104A (en) * | 1973-04-11 | 1974-11-26 | Mitre Corp | Digital communications system |
DE2419853C2 (de) * | 1974-04-24 | 1976-01-02 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Steuerung mehrerer Kanalschaltungen eines Zeitmultiplex-Datenübertragungssystems |
JPS515244A (ja) * | 1974-07-04 | 1976-01-16 | Nisshin Steel Co Ltd | Marutensaitokeisutenresuberutono yokaboomochiinai yosetsuhoho |
-
1978
- 1978-05-10 CA CA000303072A patent/CA1145489A/en not_active Expired
- 1978-05-10 SE SE7805350A patent/SE437317B/sv not_active IP Right Cessation
- 1978-05-10 GB GB18735/78A patent/GB1604484A/en not_active Expired
- 1978-05-11 FR FR7814025A patent/FR2390861A1/fr active Granted
- 1978-05-11 BE BE187613A patent/BE866968A/xx not_active IP Right Cessation
- 1978-05-11 CH CH512378A patent/CH641919A5/de not_active IP Right Cessation
- 1978-05-11 JP JP5612878A patent/JPS5416104A/ja active Granted
- 1978-05-11 DE DE19782820574 patent/DE2820574A1/de active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3700820A (en) * | 1966-04-15 | 1972-10-24 | Ibm | Adaptive digital communication system |
US3790715A (en) * | 1972-07-28 | 1974-02-05 | Bell Telephone Labor Inc | Digital transmission terminal for voice and low speed data |
US3982077A (en) * | 1975-04-07 | 1976-09-21 | International Telephone And Telegraph Corporation | Asynchronous multiplexer and demultiplexer combination |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0026328A2 (en) * | 1979-09-28 | 1981-04-08 | International Business Machines Corporation | Demand assignment method and system for a time division multiple access satellite communication network |
EP0026328A3 (en) * | 1979-09-28 | 1981-04-22 | International Business Machines Corporation | Demand assignment method and system for a time division multiple access satellite communication network |
US4397018A (en) | 1979-10-17 | 1983-08-02 | Ibm Corporation | Baton passing method and apparatus for maintaining synchronization in a TDMA satellite communication system |
Also Published As
Publication number | Publication date |
---|---|
DE2820574C2 (US20020095090A1-20020718-M00002.png) | 1987-04-16 |
FR2390861B1 (US20020095090A1-20020718-M00002.png) | 1983-09-23 |
BE866968A (fr) | 1978-09-01 |
JPS5416104A (en) | 1979-02-06 |
DE2820574A1 (de) | 1978-11-16 |
SE7805350L (sv) | 1978-11-13 |
GB1604484A (en) | 1981-12-09 |
CA1145489A (en) | 1983-04-26 |
JPH0130335B2 (US20020095090A1-20020718-M00002.png) | 1989-06-19 |
CH641919A5 (en) | 1984-03-15 |
SE437317B (sv) | 1985-02-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69105024D1 (de) | System zum Bezahlen von Dienstleistungen per Telefon. | |
BE868360A (fr) | Dispositif de gestion de taches pour systeme de traitement de donnees | |
FR1464947A (fr) | Système de test pour dispositif de traitement de données | |
FR2376466A1 (fr) | Rythmeur d'intervalles pour systeme d'entrees/sorties | |
FR2412888A1 (fr) | Interface privee antememoire-processeur central dans un ordinateur a bus | |
DK130093B (da) | Fremgangsmåde og anlæg til transmission af data. | |
ATE61680T1 (de) | Identifiziervorrichtung. | |
FR2458179A1 (fr) | Dispositif de decodage binaire et systemes de transmission comportant un tel dispositif | |
FR2390861A1 (fr) | Appareil destine a appliquer a un systeme modulateur-demodulateur une demande de combinaison de canaux | |
FR1118816A (fr) | Système récepteur de signaux à dispositif semi-conducteur | |
FR1234400A (fr) | Système de télécommunication à manipulation de déphasage, comprenant un dispositif de correction automatique de phase | |
FR1241902A (fr) | Système de transmission de signaux, en particulier pour des systèmes de télévision et bélinographiques | |
FR2384394A1 (fr) | Installation pour chiffrer a l'emission et dechiffrer a la reception | |
FR1420801A (fr) | Procédé de lecture de chiffres et dispositif utilisant ce procédé | |
FR2399038A1 (fr) | Perfectionnement apporte a un systeme de navigation tacan pour en faire un instrument d'atterrissage de precision | |
FR2437747A1 (US20020095090A1-20020718-M00002.png) | ||
FR1094515A (fr) | Dispositif de serrage spécial à coin, indesserrable | |
SU855664A1 (ru) | Многоканальное устройство приоритета | |
FR2386864A1 (fr) | Dispositif et procede permettant de superviser et de verifier un systeme de traitement de donnees | |
SU594503A1 (ru) | Многоканальное приоритетное устройство | |
FR2447063A1 (fr) | Systeme de traitement de donnees comportant une unite d'antememoire a dispositif de remplacement d'informations | |
SU116764A1 (ru) | Многоканальный дифференциальный амплитудный дискриминатор с ограничением по минимуму | |
FR888654A (fr) | Dispositif destiné aux systèmes de télégraphie à courant alternatif utilisant la même fréquence pour les impulsions correspondant à des signes et pour les impulsions correspondant à des intervalles de séparation | |
FR2708817A1 (fr) | Systèmes d'allocation d'intervalle de temps et multiplexeurs pourvus d'un de ces systèmes d'allocation d'intervalle de temps. | |
JPS52138984A (en) | Information detector for observation point |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |