FR89549E - Installation pour postes d'abonnés télégraphiques - Google Patents
Installation pour postes d'abonnés télégraphiquesInfo
- Publication number
- FR89549E FR89549E FR48763A FR48763A FR89549E FR 89549 E FR89549 E FR 89549E FR 48763 A FR48763 A FR 48763A FR 48763 A FR48763 A FR 48763A FR 89549 E FR89549 E FR 89549E
- Authority
- FR
- France
- Prior art keywords
- installation
- telegraph stations
- telegraph
- stations
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/12—Compensating for variations in line impedance
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0264—Arrangements for coupling to transmission lines
- H04L25/0272—Arrangements for coupling to multiple lines, e.g. for differential transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0264—Arrangements for coupling to transmission lines
- H04L25/028—Arrangements specific to the transmitter end
- H04L25/0282—Provision for current-mode coupling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0264—Arrangements for coupling to transmission lines
- H04L25/0292—Arrangements specific to the receiver end
- H04L25/0294—Provision for current-mode coupling
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Interface Circuits In Exchanges (AREA)
- Testing Of Balance (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES57949A DE1056172B (de) | 1958-04-23 | 1958-04-23 | Schaltungsanordnung fuer Fernschreibteilnehmerstellen mit Einfachstrombetrieb |
DES0095417 | 1965-02-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR89549E true FR89549E (fr) | 1967-07-07 |
Family
ID=25995517
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR792965A Expired FR1222246A (fr) | 1958-04-23 | 1959-04-23 | Installation pour postes d'abonnés télégraphiques |
FR48763A Expired FR89549E (fr) | 1958-04-23 | 1966-02-08 | Installation pour postes d'abonnés télégraphiques |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR792965A Expired FR1222246A (fr) | 1958-04-23 | 1959-04-23 | Installation pour postes d'abonnés télégraphiques |
Country Status (5)
Country | Link |
---|---|
BE (2) | BE577823A (fr) |
CH (2) | CH372708A (fr) |
DE (2) | DE1056172B (fr) |
FR (2) | FR1222246A (fr) |
NL (2) | NL132572C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2099670A1 (fr) * | 1970-07-29 | 1972-03-17 | Siemens Ag |
-
0
- DE DES95417A patent/DE1249319B/de active Pending
-
1958
- 1958-04-23 DE DES57949A patent/DE1056172B/de active Pending
-
1959
- 1959-04-16 CH CH7213459A patent/CH372708A/de unknown
- 1959-04-17 BE BE577823A patent/BE577823A/fr unknown
- 1959-04-22 NL NL238449A patent/NL132572C/xx active
- 1959-04-23 FR FR792965A patent/FR1222246A/fr not_active Expired
-
1966
- 1966-01-11 CH CH34966A patent/CH455869A/fr unknown
- 1966-02-03 NL NL6601398A patent/NL6601398A/xx unknown
- 1966-02-08 FR FR48763A patent/FR89549E/fr not_active Expired
- 1966-02-11 BE BE676381D patent/BE676381A/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2099670A1 (fr) * | 1970-07-29 | 1972-03-17 | Siemens Ag |
Also Published As
Publication number | Publication date |
---|---|
FR1222246A (fr) | 1960-06-08 |
NL132572C (fr) | 1971-10-15 |
CH372708A (de) | 1963-10-31 |
BE577823A (fr) | 1959-08-17 |
CH455869A (de) | 1968-05-15 |
DE1056172B (de) | 1959-04-30 |
NL238449A (fr) | 1966-01-27 |
BE676381A (fr) | 1966-08-11 |
NL6601398A (fr) | 1966-08-12 |
DE1249319B (fr) |
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