FR870002A - Coupling device for subscribers of telewriting exchange installations - Google Patents
Coupling device for subscribers of telewriting exchange installationsInfo
- Publication number
- FR870002A FR870002A FR870002DA FR870002A FR 870002 A FR870002 A FR 870002A FR 870002D A FR870002D A FR 870002DA FR 870002 A FR870002 A FR 870002A
- Authority
- FR
- France
- Prior art keywords
- telewriting
- subscribers
- coupling device
- exchange installations
- installations
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/12—Arrangements for remote connection or disconnection of substations or of equipment thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE870002X | 1940-02-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR870002A true FR870002A (en) | 1942-02-27 |
Family
ID=6803223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR870002D Expired FR870002A (en) | 1940-02-14 | 1941-02-13 | Coupling device for subscribers of telewriting exchange installations |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR870002A (en) |
-
1941
- 1941-02-13 FR FR870002D patent/FR870002A/en not_active Expired
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