GB1026278A - Improvements in or relating to telecommunication systems - Google Patents
Improvements in or relating to telecommunication systemsInfo
- Publication number
- GB1026278A GB1026278A GB1992763A GB1992763A GB1026278A GB 1026278 A GB1026278 A GB 1026278A GB 1992763 A GB1992763 A GB 1992763A GB 1992763 A GB1992763 A GB 1992763A GB 1026278 A GB1026278 A GB 1026278A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tnn
- lines
- signals
- exchange
- sen
- 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
- 230000007704 transition Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
- H04L12/52—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
- H04L12/52—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques
- H04L12/525—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques involving a stored program control
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
- Exchange Systems With Centralized Control (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1962S0079531 DE1255704B (de) | 1962-05-21 | 1962-05-21 | Schaltungsanordnung fuer Fernmeldevermittlungsanlagen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1026278A true GB1026278A (en) | 1966-04-14 |
Family
ID=7508263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1992763A Expired GB1026278A (en) | 1962-05-21 | 1963-05-20 | Improvements in or relating to telecommunication systems |
Country Status (4)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1282056B (de) * | 1965-06-29 | 1968-11-07 | Siemens Ag | Schaltungsanordnung zum UEbertragen von Nachrichten in Form von Parallelimpulskombination ueber eine Fernmeldewaehlvermittlung |
| DE1274620B (de) * | 1965-07-28 | 1968-08-08 | Siemens Ag | Schaltungsanordnung zum Aussenden von impulscodierten Nachrichten ueber eine Fernmeldewaehlvermittlungsanlage |
| DE1291766B (de) * | 1966-01-20 | 1969-04-03 | Siemens Ag | Schaltungsanordnung zum impulsmaessigen UEbertragen von Nachrichten in Form von Parallelimpulskombinationen ueber eine Fernmeldewaehlvermittlung |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1068764B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1959-11-12 | |||
| DE1069693B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1959-11-26 | |||
| DE1070238B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1959-12-03 | |||
| DE1001709B (de) * | 1953-02-24 | 1957-01-31 | Int Standard Electric Corp | Tonfrequenzsignalempfaenger fuer zwei Frequenzen |
| DE1113013B (de) * | 1959-08-29 | 1961-08-24 | Standard Elektrik Lorenz Ag | Verfahren zur Signalgabe mit Tonfrequenzspannungen ueber die Teilnehmeranschlussleitungen in Fernsprechanlagen |
| DE1039576B (de) * | 1956-09-28 | 1958-09-25 | Siemens Ag | Schaltungsanordnung zur wahlweisen Abgabe von Signalen unterschiedlicher Laenge, insbesondere fuer die Auswahl von Teilnehmer-Sprechstellen einer Gesellschaftsleitung inFernsprechanlagen |
| DE1043417B (de) * | 1957-05-31 | 1958-11-13 | Siemens Ag | Schaltungsanordnung zur Auswertung unterschiedlicher Signalpotentiale in Form eines Codes fuer Fernmelde-anlagen, vorzugsweise fuer Anlagen der Nachrichtenvermittlungstechnik |
| US3072747A (en) * | 1958-05-27 | 1963-01-08 | Ass Elect Ind Woolwich Ltd | Pulse signalling systems |
| NL130386C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1958-06-20 | |||
| DE1125008B (de) * | 1960-02-16 | 1962-03-08 | Ericsson Telefon Ab L M | Schaltungsanordnung zum Aussenden und Empfangen von Codezeichen fuer Fernmelde-, insbesondere Fernsprechanlagen |
| NL273286A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1961-01-07 |
-
0
- NL NL292228D patent/NL292228A/xx unknown
-
1962
- 1962-05-21 DE DE1962S0079531 patent/DE1255704B/de active Pending
-
1963
- 1963-05-02 NL NL292228A patent/NL148467B/xx unknown
- 1963-05-20 GB GB1992763A patent/GB1026278A/en not_active Expired
- 1963-05-20 SE SE560563A patent/SE313331B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1255704B (de) | 1967-12-07 |
| SE313331B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-08-11 |
| NL148467B (nl) | 1976-01-15 |
| NL292228A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
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