NL176419B - TIME MULTIPLEX COMMUNICATION SYSTEM. - Google Patents
TIME MULTIPLEX COMMUNICATION SYSTEM.Info
- Publication number
- NL176419B NL176419B NL7403591A NL7403591A NL176419B NL 176419 B NL176419 B NL 176419B NL 7403591 A NL7403591 A NL 7403591A NL 7403591 A NL7403591 A NL 7403591A NL 176419 B NL176419 B NL 176419B
- Authority
- NL
- Netherlands
- Prior art keywords
- communication system
- multiplex communication
- time multiplex
- time
- multiplex
- Prior art date
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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Interface Circuits In Exchanges (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00343824A US3835259A (en) | 1973-03-22 | 1973-03-22 | Time division conference hybrid circuit |
US00343825A US3828146A (en) | 1973-03-22 | 1973-03-22 | Time division conference hybrid circuit |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7403591A NL7403591A (en) | 1974-09-24 |
NL176419B true NL176419B (en) | 1984-11-01 |
NL176419C NL176419C (en) | 1985-04-01 |
Family
ID=26993649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7403591A NL176419C (en) | 1973-03-22 | 1974-03-18 | TIME MULTIPLEX COMMUNICATION SYSTEM. |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS541401B2 (en) |
FR (1) | FR2222820B1 (en) |
GB (1) | GB1447693A (en) |
IT (1) | IT1009345B (en) |
NL (1) | NL176419C (en) |
SE (1) | SE396685B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI79769C (en) * | 1988-06-10 | 1991-01-14 | Heikki Malkki | SNABBTELEFONSYSTEM SAMT FOERFARANDE FOER UPPKOPPLING I ETT SNABBTELEFONSYSTEM. |
JPH02218290A (en) * | 1989-02-17 | 1990-08-30 | Nec Corp | Digital exchange |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3789152A (en) * | 1972-12-11 | 1974-01-29 | Bell Telephone Labor Inc | Data format converter |
US3787631A (en) * | 1972-12-11 | 1974-01-22 | Bell Telephone Labor Inc | Time slot number compensating arrangement |
US3789154A (en) * | 1972-12-11 | 1974-01-29 | Bell Telephone Labor Inc | Switchhook status signaling arrangement |
-
1974
- 1974-02-25 SE SE7402473A patent/SE396685B/en not_active IP Right Cessation
- 1974-03-12 GB GB1091574A patent/GB1447693A/en not_active Expired
- 1974-03-18 NL NL7403591A patent/NL176419C/en not_active IP Right Cessation
- 1974-03-20 IT IT6786574A patent/IT1009345B/en active
- 1974-03-21 FR FR7409660A patent/FR2222820B1/fr not_active Expired
- 1974-03-22 JP JP3164674A patent/JPS541401B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL176419C (en) | 1985-04-01 |
IT1009345B (en) | 1976-12-10 |
JPS541401B2 (en) | 1979-01-24 |
DE2413073A1 (en) | 1974-10-03 |
DE2413073B2 (en) | 1976-09-16 |
FR2222820B1 (en) | 1979-05-25 |
JPS49129410A (en) | 1974-12-11 |
NL7403591A (en) | 1974-09-24 |
GB1447693A (en) | 1976-08-25 |
SE396685B (en) | 1977-09-26 |
FR2222820A1 (en) | 1974-10-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V4 | Lapsed because of reaching the maxim lifetime of a patent |