AU579180B2 - Digital communication system - Google Patents
Digital communication systemInfo
- Publication number
- AU579180B2 AU579180B2 AU46971/85A AU4697185A AU579180B2 AU 579180 B2 AU579180 B2 AU 579180B2 AU 46971/85 A AU46971/85 A AU 46971/85A AU 4697185 A AU4697185 A AU 4697185A AU 579180 B2 AU579180 B2 AU 579180B2
- Authority
- AU
- Australia
- Prior art keywords
- communication system
- digital communication
- digital
- communication
- 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
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
- H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing
-
- 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
- H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored programme control
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU46971/85A AU579180B2 (en) | 1981-04-23 | 1985-09-02 | Digital communication system |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US256937 | 1981-04-23 | ||
US06/256,937 US4389720A (en) | 1981-04-23 | 1981-04-23 | Distributed digital conferencing system |
AU46971/85A AU579180B2 (en) | 1981-04-23 | 1985-09-02 | Digital communication system |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU82934/82A Division AU547542B2 (en) | 1981-04-23 | 1982-04-22 | Conference communication |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4697185A AU4697185A (en) | 1986-01-30 |
AU579180B2 true AU579180B2 (en) | 1988-11-17 |
Family
ID=25627723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU46971/85A Expired AU579180B2 (en) | 1981-04-23 | 1985-09-02 | Digital communication system |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU579180B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE462941B (en) * | 1988-11-18 | 1990-09-17 | Ellemtel Utvecklings Ab | UNIVERSAL MICROCRAFT FOR TELECOMMUNICATIONS APPLICATIONS |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4228536A (en) * | 1979-05-29 | 1980-10-14 | Redcom Laboratories, Inc. | Time division digital communication system |
US4229814A (en) * | 1978-07-21 | 1980-10-21 | E-Systems, Inc. | Multiplex conference bridge |
US4274155A (en) * | 1979-08-06 | 1981-06-16 | Gte Automatic Electric Laboratories Inc. | Multiport conference circuit with multi-frame summing and voice level coding |
-
1985
- 1985-09-02 AU AU46971/85A patent/AU579180B2/en not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4229814A (en) * | 1978-07-21 | 1980-10-21 | E-Systems, Inc. | Multiplex conference bridge |
US4228536A (en) * | 1979-05-29 | 1980-10-14 | Redcom Laboratories, Inc. | Time division digital communication system |
US4274155A (en) * | 1979-08-06 | 1981-06-16 | Gte Automatic Electric Laboratories Inc. | Multiport conference circuit with multi-frame summing and voice level coding |
Also Published As
Publication number | Publication date |
---|---|
AU4697185A (en) | 1986-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |