ES441845A1 - Una central de modulacion de impulsos codificados (pcm) paratransmitir palabras en pcm. - Google Patents
Una central de modulacion de impulsos codificados (pcm) paratransmitir palabras en pcm.Info
- Publication number
- ES441845A1 ES441845A1 ES441845A ES441845A ES441845A1 ES 441845 A1 ES441845 A1 ES 441845A1 ES 441845 A ES441845 A ES 441845A ES 441845 A ES441845 A ES 441845A ES 441845 A1 ES441845 A1 ES 441845A1
- Authority
- ES
- Spain
- Prior art keywords
- link
- links
- outgoing
- pcm
- channels
- 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
- 230000005540 biological transmission Effects 0.000 abstract 1
- 125000004122 cyclic group Chemical group 0.000 abstract 1
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
- H04Q11/06—Time-space-time switching
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Time-Division Multiplex Systems (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7413086A SE379473B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-10-17 | 1974-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES441845A1 true ES441845A1 (es) | 1977-04-01 |
Family
ID=20322440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES441845A Expired ES441845A1 (es) | 1974-10-17 | 1975-10-16 | Una central de modulacion de impulsos codificados (pcm) paratransmitir palabras en pcm. |
Country Status (11)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1540998A (en) * | 1975-05-19 | 1979-02-21 | Post Office | Digital switching centre |
| DE2652920B2 (de) * | 1976-11-20 | 1978-08-31 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Mehrstufige Koppeleinrichtung für Zeitvielfachbetrieb |
| DE2732392C3 (de) * | 1977-07-18 | 1985-01-24 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur zeitabhängigen Überwachung des Zustandes von Leitungen |
| JPS5853838B2 (ja) * | 1978-08-04 | 1983-12-01 | 日本電信電話株式会社 | 時分割通話路装置 |
-
1974
- 1974-10-17 SE SE7413086A patent/SE379473B/xx not_active IP Right Cessation
-
1975
- 1975-10-15 GB GB42338/75A patent/GB1514189A/en not_active Expired
- 1975-10-15 DE DE2546204A patent/DE2546204C3/de not_active Expired
- 1975-10-16 JP JP50124856A patent/JPS5818839B2/ja not_active Expired
- 1975-10-16 ES ES441845A patent/ES441845A1/es not_active Expired
- 1975-10-16 FR FR7531683A patent/FR2331228A1/fr active Granted
- 1975-10-16 NL NLAANVRAGE7512153,A patent/NL184659C/xx not_active IP Right Cessation
- 1975-10-17 CA CA237,889A patent/CA1068804A/en not_active Expired
- 1975-10-17 BE BE161018A patent/BE834606A/xx not_active IP Right Cessation
- 1975-10-17 AU AU85814/75A patent/AU498736B2/en not_active Expired
- 1975-10-17 IT IT28392/75A patent/IT1043448B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| NL7512153A (nl) | 1976-04-21 |
| AU498736B2 (en) | 1979-03-22 |
| DE2546204C3 (de) | 1979-01-04 |
| NL184659B (nl) | 1989-04-17 |
| IT1043448B (it) | 1980-02-20 |
| JPS5165508A (en) | 1976-06-07 |
| DE2546204A1 (de) | 1976-04-22 |
| GB1514189A (en) | 1978-06-14 |
| CA1068804A (en) | 1979-12-25 |
| NL184659C (nl) | 1989-09-18 |
| JPS5818839B2 (ja) | 1983-04-14 |
| AU8581475A (en) | 1977-04-21 |
| BE834606A (fr) | 1976-02-16 |
| FR2331228B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-01-25 |
| SE379473B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-10-06 |
| FR2331228A1 (fr) | 1977-06-03 |
| DE2546204B2 (de) | 1978-05-03 |
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