LU64824A1 - - Google Patents
Info
- Publication number
- LU64824A1 LU64824A1 LU64824DA LU64824A1 LU 64824 A1 LU64824 A1 LU 64824A1 LU 64824D A LU64824D A LU 64824DA LU 64824 A1 LU64824 A1 LU 64824A1
- Authority
- LU
- Luxembourg
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
- H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored programme control
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Time-Division Multiplex Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2108745A DE2108745C2 (de) | 1971-02-24 | 1971-02-24 | Schaltungsanordnung zum Abschluß von Vierdrahtverbindungsleitungen mit nach dem Zeitmultiplexprinzip mit Pulscodemodulation gebildeten Nachrichtenkanälen an Vermittlungsstellen mit speicherprogrammierten Zentralsteuerwerken für Fernmelde-, insbesondere Fernsprechanlagen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU64824A1 true LU64824A1 (de) | 1972-07-05 |
Family
ID=5799675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU64824D LU64824A1 (de) | 1971-02-24 | 1972-02-22 |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3790713A (de) |
| AT (1) | AT322006B (de) |
| BE (1) | BE779798A (de) |
| BG (1) | BG21046A3 (de) |
| CH (1) | CH543843A (de) |
| DE (1) | DE2108745C2 (de) |
| FR (1) | FR2127655A5 (de) |
| GB (1) | GB1351408A (de) |
| HU (1) | HU165444B (de) |
| IT (1) | IT955132B (de) |
| LU (1) | LU64824A1 (de) |
| NL (1) | NL7202045A (de) |
| SU (1) | SU496753A3 (de) |
| YU (1) | YU41072A (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE795167A (fr) * | 1972-02-08 | 1973-05-29 | Ericsson Telefon Ab L M | Dispositif de production d'informations d'ordres de commutation pour la transmission de mots de modulation par impulsions codees |
| US4162375A (en) * | 1972-03-23 | 1979-07-24 | Siemens Aktiengesellschaft | Time-divison multiplex switching network with spatial switching stages |
| DE2316042C2 (de) * | 1973-03-30 | 1975-03-27 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | PCM-Zeitmultiplexvermittlungsverfahren |
| IT1020712B (it) * | 1974-09-04 | 1977-12-30 | P Belforte | Cselt centro studi e laboratori telecomunicazioni spa stadio di commutazione elettronica ad alta velocita per canali numeri ci |
| US4001514A (en) * | 1974-12-09 | 1977-01-04 | Itt Canada, Limited | Subscriber digital multiplexing system with time division concentration |
| US4031328A (en) * | 1975-09-18 | 1977-06-21 | Gte Automatic Electric Laboratories Incorporated | Conferencing arrangement for use in a PCM system |
| US4022991A (en) * | 1975-09-18 | 1977-05-10 | Gte Automatic Electric Laboratories Incorporated | Conferencing arrangement for use in a PCM system |
| US3996422A (en) * | 1975-10-22 | 1976-12-07 | The United States Of America As Represented By The Secretary Of The Navy | Multiple channel decommutator accumulator |
| DE2849348A1 (de) * | 1978-11-14 | 1980-05-29 | Siemens Ag | Indirekt gesteuerte vermittlungsanlage mit ueber zeitkanalkoppler gefuehrten zeitkanalverbindungswegen, insbesondere fernsprechvermittlungsanlage |
| DE3100811A1 (de) * | 1981-01-13 | 1982-08-12 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung fuer fernmeldevermittlungsanlagen, insbesondere pcm-fernsprechvermittlungsanlagen, mit einer zeitmultiplexkoppelanordnung mit zeitlagenvielfachen |
| US6002777A (en) * | 1995-07-21 | 1999-12-14 | Stethtech Corporation | Electronic stethoscope |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3106615A (en) * | 1958-12-22 | 1963-10-08 | Automatic Elect Lab | Communication switching system |
| US3458659A (en) * | 1965-09-15 | 1969-07-29 | New North Electric Co | Nonblocking pulse code modulation system having storage and gating means with common control |
| GB1229864A (de) * | 1968-03-19 | 1971-04-28 |
-
1971
- 1971-02-24 DE DE2108745A patent/DE2108745C2/de not_active Expired
-
1972
- 1972-02-04 CH CH167472A patent/CH543843A/de not_active IP Right Cessation
- 1972-02-15 BG BG19727A patent/BG21046A3/xx unknown
- 1972-02-16 NL NL7202045A patent/NL7202045A/xx unknown
- 1972-02-17 AT AT130972A patent/AT322006B/de not_active IP Right Cessation
- 1972-02-18 YU YU00410/72A patent/YU41072A/xx unknown
- 1972-02-21 FR FR7205688A patent/FR2127655A5/fr not_active Expired
- 1972-02-22 IT IT20845/72A patent/IT955132B/it active
- 1972-02-22 LU LU64824D patent/LU64824A1/xx unknown
- 1972-02-23 GB GB823172A patent/GB1351408A/en not_active Expired
- 1972-02-23 US US00228541A patent/US3790713A/en not_active Expired - Lifetime
- 1972-02-24 HU HUSI1246A patent/HU165444B/hu unknown
- 1972-02-24 BE BE779798A patent/BE779798A/xx unknown
- 1972-02-24 SU SU1752072A patent/SU496753A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| NL7202045A (de) | 1972-08-28 |
| BG21046A3 (de) | 1976-01-20 |
| AT322006B (de) | 1975-04-25 |
| DE2108745A1 (de) | 1972-05-25 |
| IT955132B (it) | 1973-09-29 |
| CH543843A (de) | 1973-10-31 |
| HU165444B (de) | 1974-08-28 |
| SU496753A3 (ru) | 1975-12-25 |
| YU41072A (en) | 1982-02-25 |
| DE2108745B2 (de) | 1972-05-25 |
| US3790713A (en) | 1974-02-05 |
| GB1351408A (en) | 1974-05-01 |
| FR2127655A5 (de) | 1972-10-13 |
| BE779798A (fr) | 1972-08-24 |
| DE2108745C2 (de) | 1980-12-18 |