BR7708766A - Instalacao de transmissao de informacoes para a ligacao de varios assinantes a uma central de comutacao - Google Patents
Instalacao de transmissao de informacoes para a ligacao de varios assinantes a uma central de comutacaoInfo
- Publication number
- BR7708766A BR7708766A BR7708766A BR7708766A BR7708766A BR 7708766 A BR7708766 A BR 7708766A BR 7708766 A BR7708766 A BR 7708766A BR 7708766 A BR7708766 A BR 7708766A BR 7708766 A BR7708766 A BR 7708766A
- Authority
- BR
- Brazil
- Prior art keywords
- installation
- transmission
- information
- connecting various
- various subscribers
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/02—Selecting arrangements for multiplex systems for frequency-division multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephonic Communication Services (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Time-Division Multiplex Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2659664A DE2659664C2 (de) | 1976-12-30 | 1976-12-30 | Nachrichtenübertragungsanordnung zur Verbindung mehrerer Teilnehmer mit einer zentralen Vermittlungsstelle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7708766A true BR7708766A (pt) | 1978-09-05 |
Family
ID=5997094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7708766A BR7708766A (pt) | 1976-12-30 | 1977-12-29 | Instalacao de transmissao de informacoes para a ligacao de varios assinantes a uma central de comutacao |
Country Status (16)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2138652B (en) * | 1983-04-23 | 1986-04-23 | Standard Telephones Cables Ltd | Distributed pabx |
| US4789980A (en) * | 1986-08-18 | 1988-12-06 | American Telephone & Telegraph Company, At&T Bell Laboratories | Switching techniques for FDM communication systems |
| US5594726A (en) * | 1993-09-17 | 1997-01-14 | Scientific-Atlanta, Inc. | Frequency agile broadband communications system |
| DE4407831C2 (de) * | 1994-03-09 | 2002-04-11 | Deutsche Telekom Ag | Verfahren für den Zugriff auf passive Koaxialkabelnetze |
| EP0687084A3 (de) * | 1994-06-06 | 1997-10-22 | Prueftechnik Und Mobile Kommun | Kommunikationsvorrichtung mit variabler Bandbreite |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL237528A (US06653308-20031125-C00199.png) * | 1959-03-25 | |||
| US3513264A (en) * | 1966-05-13 | 1970-05-19 | Hughes Aircraft Co | Controlled random multiple access communication system |
| GB1402986A (en) * | 1971-05-13 | 1975-08-13 | Kent Meters Ltd | Interrogation of remote stations |
| US3764915A (en) * | 1971-06-25 | 1973-10-09 | Bell Telephone Labor Inc | Dynamic program control for channel assignment in mobile communication systems |
| US3864521A (en) * | 1973-10-25 | 1975-02-04 | Rockwell International Corp | Frequency division multiplex telephone system |
| FR2307411A1 (fr) * | 1975-04-11 | 1976-11-05 | Thomson Csf | Poste telephonique a generateur de porteurs programmable et systeme telephonique utilisant un tel poste |
| DE2555458A1 (de) * | 1975-12-10 | 1977-06-16 | Licentia Gmbh | Frequenzvielfach-vermittlungssystem fuer fernmeldeanlagen, insbesondere fuer fernsprech-nebenstellenanlagen |
-
1976
- 1976-12-30 DE DE2659664A patent/DE2659664C2/de not_active Expired
-
1977
- 1977-12-15 CH CH1547177A patent/CH625927A5/de not_active IP Right Cessation
- 1977-12-16 MX MX171822A patent/MX143029A/es unknown
- 1977-12-19 FR FR7738248A patent/FR2376584A1/fr active Granted
- 1977-12-21 AU AU31830/77A patent/AU516846B2/en not_active Expired
- 1977-12-22 GB GB51081/77A patent/GB1598917A/en not_active Expired
- 1977-12-22 IT IT31082/77A patent/IT1089195B/it active
- 1977-12-26 AR AR270502A patent/AR212060A1/es active
- 1977-12-28 JP JP15866277A patent/JPS5384607A/ja active Pending
- 1977-12-28 LU LU78781A patent/LU78781A1/de unknown
- 1977-12-29 SE SE7714903A patent/SE7714903L/xx unknown
- 1977-12-29 BR BR7708766A patent/BR7708766A/pt unknown
- 1977-12-29 NL NL7714549A patent/NL7714549A/xx not_active Application Discontinuation
- 1977-12-29 IE IE2646/77A patent/IE45958B1/en unknown
- 1977-12-29 DK DK585777A patent/DK585777A/da unknown
- 1977-12-30 BE BE184032A patent/BE862549A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU516846B2 (en) | 1981-06-25 |
| NL7714549A (nl) | 1978-07-04 |
| IE45958B1 (en) | 1983-01-12 |
| LU78781A1 (de) | 1979-07-20 |
| DE2659664C2 (de) | 1979-04-05 |
| JPS5384607A (en) | 1978-07-26 |
| DE2659664B1 (de) | 1978-07-06 |
| IE45958L (en) | 1978-06-30 |
| AR212060A1 (es) | 1978-04-28 |
| BE862549A (fr) | 1978-06-30 |
| MX143029A (es) | 1981-02-10 |
| GB1598917A (en) | 1981-09-23 |
| FR2376584B1 (US06653308-20031125-C00199.png) | 1982-01-22 |
| DK585777A (da) | 1978-07-01 |
| CH625927A5 (en) | 1981-10-15 |
| SE7714903L (sv) | 1978-07-01 |
| IT1089195B (it) | 1985-06-18 |
| FR2376584A1 (fr) | 1978-07-28 |
| AU3183077A (en) | 1979-06-28 |
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