CA1154132A - Interconnecting apparatus for a distributed switching telephone system - Google Patents
Interconnecting apparatus for a distributed switching telephone systemInfo
- Publication number
- CA1154132A CA1154132A CA000353913A CA353913A CA1154132A CA 1154132 A CA1154132 A CA 1154132A CA 000353913 A CA000353913 A CA 000353913A CA 353913 A CA353913 A CA 353913A CA 1154132 A CA1154132 A CA 1154132A
- Authority
- CA
- Canada
- Prior art keywords
- units
- modules
- switching
- module
- output 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.)
- Expired
Links
Classifications
-
- 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)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5400879A | 1979-07-02 | 1979-07-02 | |
US054,008 | 1979-07-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1154132A true CA1154132A (en) | 1983-09-20 |
Family
ID=21988116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000353913A Expired CA1154132A (en) | 1979-07-02 | 1980-06-12 | Interconnecting apparatus for a distributed switching telephone system |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS568992A (pt) |
CA (1) | CA1154132A (pt) |
DE (1) | DE3023205A1 (pt) |
GB (1) | GB2054324B (pt) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2470996B1 (fr) | 1979-11-30 | 1986-01-31 | Quinquis Jean Paul | Perfectionnements aux systemes electroniques multiprocesseurs destines au traitement de donnees numeriques et logiques |
US4313036A (en) * | 1980-02-19 | 1982-01-26 | Rolm Corporation | Distributed CBX system employing packet network |
US4460994A (en) * | 1981-10-05 | 1984-07-17 | At&T Bell Laboratories | Loop communication system |
JPS6079896A (ja) * | 1983-10-07 | 1985-05-07 | Oki Electric Ind Co Ltd | 通話路接続方式 |
ES2091792T3 (es) * | 1989-05-24 | 1996-11-16 | At & T Corp | Mejora de la fiabilidad de un sistema de conmutacion. |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL264059A (pt) * | 1960-04-27 | |||
US3115552A (en) * | 1961-11-28 | 1963-12-24 | American Telephone & Telegraph | Telephone switching system |
US3401235A (en) * | 1964-12-29 | 1968-09-10 | Bell Telephone Labor Inc | Time division communication system |
CH517419A (de) * | 1970-12-24 | 1971-12-31 | Ibm | Zeitmultiplex-Vermittlungseinrichtung |
FR2208587A5 (pt) * | 1972-11-29 | 1974-06-21 | Ibm France | |
US3877022A (en) * | 1973-05-14 | 1975-04-08 | Weston Instruments Inc | Enhancing resolution in analog-to-digital conversion by adding statistically controlled noise to the analog input signal |
US3999129A (en) * | 1975-04-16 | 1976-12-21 | Rolm Corporation | Method and apparatus for error reduction in digital information transmission systems |
US4163124A (en) * | 1978-07-24 | 1979-07-31 | Rolm Corporation | Finite storage-time queue |
-
1980
- 1980-05-21 GB GB8016750A patent/GB2054324B/en not_active Expired
- 1980-06-12 CA CA000353913A patent/CA1154132A/en not_active Expired
- 1980-06-21 DE DE19803023205 patent/DE3023205A1/de active Granted
- 1980-07-01 JP JP8988580A patent/JPS568992A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3023205A1 (de) | 1981-01-29 |
DE3023205C2 (pt) | 1989-05-11 |
JPS568992A (en) | 1981-01-29 |
JPS6339159B2 (pt) | 1988-08-03 |
GB2054324A (en) | 1981-02-11 |
GB2054324B (en) | 1984-03-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |