JPS5416104A - Modem having automatic port relocating device - Google Patents
Modem having automatic port relocating deviceInfo
- Publication number
- JPS5416104A JPS5416104A JP5612878A JP5612878A JPS5416104A JP S5416104 A JPS5416104 A JP S5416104A JP 5612878 A JP5612878 A JP 5612878A JP 5612878 A JP5612878 A JP 5612878A JP S5416104 A JPS5416104 A JP S5416104A
- Authority
- JP
- Japan
- Prior art keywords
- modem
- relocating device
- automatic port
- automatic
- port
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79587677A | 1977-05-11 | 1977-05-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5416104A true JPS5416104A (en) | 1979-02-06 |
| JPH0130335B2 JPH0130335B2 (fr) | 1989-06-19 |
Family
ID=25166679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5612878A Granted JPS5416104A (en) | 1977-05-11 | 1978-05-11 | Modem having automatic port relocating device |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5416104A (fr) |
| BE (1) | BE866968A (fr) |
| CA (1) | CA1145489A (fr) |
| CH (1) | CH641919A5 (fr) |
| DE (1) | DE2820574C2 (fr) |
| FR (1) | FR2390861A1 (fr) |
| GB (1) | GB1604484A (fr) |
| SE (1) | SE437317B (fr) |
Cited By (1)
| 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 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4322845A (en) * | 1979-09-28 | 1982-03-30 | Ibm Corporation | Demand assignment technique for TDMA 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 |
| 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 (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS515244A (ja) * | 1974-07-04 | 1976-01-16 | Nisshin Steel Co Ltd | Marutensaitokeisutenresuberutono yokaboomochiinai yosetsuhoho |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1007814B (de) * | 1954-05-17 | 1957-05-09 | Telefunken Gmbh | Verfahren und Anordnung zur wahlweisen UEbertragung von mehreren Nachrichten geringerer Bandbreite ueber mindestens einen Breitbandimpulskanal |
| DE1233430B (de) * | 1965-09-10 | 1967-02-02 | Siemens Ag | Verfahren zur besseren Ausnutzung der UEbertragungskapazitaet von Multiplexkanaelen in Telegrafieuebertragungssystemen |
| US3700820A (en) * | 1966-04-15 | 1972-10-24 | Ibm | Adaptive digital communication system |
| DE1946694A1 (de) * | 1969-09-15 | 1971-03-25 | Siemens Ag | Verfahren zur Datenuebertragung mit Teilnchmern unterschiedlicher Geschwindigkeitsklassen |
| US3790715A (en) * | 1972-07-28 | 1974-02-05 | Bell Telephone Labor Inc | Digital transmission terminal for voice and low speed data |
| 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 |
| US3982077A (en) * | 1975-04-07 | 1976-09-21 | International Telephone And Telegraph Corporation | Asynchronous multiplexer and demultiplexer combination |
-
1978
- 1978-05-10 GB GB18735/78A patent/GB1604484A/en not_active Expired
- 1978-05-10 SE SE7805350A patent/SE437317B/sv not_active IP Right Cessation
- 1978-05-10 CA CA000303072A patent/CA1145489A/fr not_active Expired
- 1978-05-11 CH CH512378A patent/CH641919A5/de not_active IP Right Cessation
- 1978-05-11 DE DE2820574A patent/DE2820574C2/de not_active Expired
- 1978-05-11 FR FR7814025A patent/FR2390861A1/fr active Granted
- 1978-05-11 JP JP5612878A patent/JPS5416104A/ja active Granted
- 1978-05-11 BE BE187613A patent/BE866968A/fr not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS515244A (ja) * | 1974-07-04 | 1976-01-16 | Nisshin Steel Co Ltd | Marutensaitokeisutenresuberutono yokaboomochiinai yosetsuhoho |
Cited By (1)
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0130335B2 (fr) | 1989-06-19 |
| CH641919A5 (en) | 1984-03-15 |
| DE2820574A1 (de) | 1978-11-16 |
| SE437317B (sv) | 1985-02-18 |
| FR2390861A1 (fr) | 1978-12-08 |
| BE866968A (fr) | 1978-09-01 |
| DE2820574C2 (de) | 1987-04-16 |
| FR2390861B1 (fr) | 1983-09-23 |
| CA1145489A (fr) | 1983-04-26 |
| GB1604484A (en) | 1981-12-09 |
| SE7805350L (sv) | 1978-11-13 |
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