CH548723A - Fernmeldenetz zur digitalen vermittlung und uebertragung von telephonie-, fernschreib- und datensignalen. - Google Patents
Fernmeldenetz zur digitalen vermittlung und uebertragung von telephonie-, fernschreib- und datensignalen.Info
- Publication number
- CH548723A CH548723A CH284772A CH284772A CH548723A CH 548723 A CH548723 A CH 548723A CH 284772 A CH284772 A CH 284772A CH 284772 A CH284772 A CH 284772A CH 548723 A CH548723 A CH 548723A
- Authority
- CH
- Switzerland
- Prior art keywords
- transmission
- telephone
- telephony
- data signals
- telephone network
- Prior art date
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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Time-Division Multiplex Systems (AREA)
- Communication Control (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Priority Applications (16)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH284772A CH548723A (de) | 1972-02-29 | 1972-02-29 | Fernmeldenetz zur digitalen vermittlung und uebertragung von telephonie-, fernschreib- und datensignalen. |
CH284672A CH550519A (de) | 1972-02-29 | 1972-02-29 | Fernmeldenetz zur vermittlung und uebertragung von telephonie-, fernschreib- und datensignalen. |
AT152573A AT330852B (de) | 1972-02-29 | 1973-02-21 | Fernmeldenetz |
NO740/73A NO141297C (no) | 1972-02-29 | 1973-02-23 | Fjernmeldingsnett. |
AU52677/73A AU477668B2 (en) | 1972-02-29 | 1973-02-27 | Automatic telecommunication exchange |
GB950873A GB1428459A (en) | 1972-02-29 | 1973-02-27 | Telecommunication networks and method of operation thereof |
JP2335773A JPS5622196B2 (de) | 1972-02-29 | 1973-02-28 | |
DE2309890A DE2309890C3 (de) | 1972-02-29 | 1973-02-28 | Fernmeldenetz |
FR7307125A FR2174164B1 (de) | 1972-02-29 | 1973-02-28 | |
BE128194A BE796074A (fr) | 1972-02-29 | 1973-02-28 | Reseau de telecommunication |
ES412179A ES412179A1 (es) | 1972-02-29 | 1973-02-28 | Una red de telecomunicacion para una central digital de te-lefonos, teleimpresos e informacion de datos. |
IT20989/73A IT979579B (it) | 1972-02-29 | 1973-02-28 | Rete per telecomunicazioni |
NLAANVRAGE7302850,A NL170086C (nl) | 1972-02-29 | 1973-02-28 | Telecommunicatiecentrale voor het op een tijdmultiplexbasis doorschakelen van digitale signalen. |
LU67123A LU67123A1 (de) | 1972-02-29 | 1973-02-28 | |
IL41647A IL41647A (en) | 1972-02-29 | 1973-02-28 | Telecommunication network |
IE311/73A IE37328B1 (en) | 1972-02-29 | 1973-02-28 | Improvements in and relating to telecommunication networks and method of operation thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH284772A CH548723A (de) | 1972-02-29 | 1972-02-29 | Fernmeldenetz zur digitalen vermittlung und uebertragung von telephonie-, fernschreib- und datensignalen. |
CH284672A CH550519A (de) | 1972-02-29 | 1972-02-29 | Fernmeldenetz zur vermittlung und uebertragung von telephonie-, fernschreib- und datensignalen. |
Publications (1)
Publication Number | Publication Date |
---|---|
CH548723A true CH548723A (de) | 1974-04-30 |
Family
ID=25691544
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH284772A CH548723A (de) | 1972-02-29 | 1972-02-29 | Fernmeldenetz zur digitalen vermittlung und uebertragung von telephonie-, fernschreib- und datensignalen. |
CH284672A CH550519A (de) | 1972-02-29 | 1972-02-29 | Fernmeldenetz zur vermittlung und uebertragung von telephonie-, fernschreib- und datensignalen. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH284672A CH550519A (de) | 1972-02-29 | 1972-02-29 | Fernmeldenetz zur vermittlung und uebertragung von telephonie-, fernschreib- und datensignalen. |
Country Status (14)
Country | Link |
---|---|
JP (1) | JPS5622196B2 (de) |
AT (1) | AT330852B (de) |
BE (1) | BE796074A (de) |
CH (2) | CH548723A (de) |
DE (1) | DE2309890C3 (de) |
ES (1) | ES412179A1 (de) |
FR (1) | FR2174164B1 (de) |
GB (1) | GB1428459A (de) |
IE (1) | IE37328B1 (de) |
IL (1) | IL41647A (de) |
IT (1) | IT979579B (de) |
LU (1) | LU67123A1 (de) |
NL (1) | NL170086C (de) |
NO (1) | NO141297C (de) |
-
1972
- 1972-02-29 CH CH284772A patent/CH548723A/de not_active IP Right Cessation
- 1972-02-29 CH CH284672A patent/CH550519A/de not_active IP Right Cessation
-
1973
- 1973-02-21 AT AT152573A patent/AT330852B/de not_active IP Right Cessation
- 1973-02-23 NO NO740/73A patent/NO141297C/no unknown
- 1973-02-27 GB GB950873A patent/GB1428459A/en not_active Expired
- 1973-02-28 IE IE311/73A patent/IE37328B1/xx unknown
- 1973-02-28 DE DE2309890A patent/DE2309890C3/de not_active Expired
- 1973-02-28 LU LU67123A patent/LU67123A1/xx unknown
- 1973-02-28 ES ES412179A patent/ES412179A1/es not_active Expired
- 1973-02-28 FR FR7307125A patent/FR2174164B1/fr not_active Expired
- 1973-02-28 JP JP2335773A patent/JPS5622196B2/ja not_active Expired
- 1973-02-28 BE BE128194A patent/BE796074A/xx unknown
- 1973-02-28 IL IL41647A patent/IL41647A/en unknown
- 1973-02-28 IT IT20989/73A patent/IT979579B/it active
- 1973-02-28 NL NLAANVRAGE7302850,A patent/NL170086C/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2174164B1 (de) | 1977-04-22 |
LU67123A1 (de) | 1973-07-06 |
IE37328L (en) | 1973-08-29 |
IE37328B1 (en) | 1977-06-22 |
ATA152573A (de) | 1975-10-15 |
NL170086C (nl) | 1982-09-16 |
NL170086B (nl) | 1982-04-16 |
AU5267773A (en) | 1974-08-29 |
JPS48102513A (de) | 1973-12-22 |
AT330852B (de) | 1976-07-26 |
ES412179A1 (es) | 1976-01-01 |
NO141297B (no) | 1979-10-29 |
JPS5622196B2 (de) | 1981-05-23 |
IT979579B (it) | 1974-09-30 |
DE2309890B2 (de) | 1980-06-04 |
BE796074A (fr) | 1973-06-18 |
DE2309890C3 (de) | 1981-02-26 |
GB1428459A (en) | 1976-03-17 |
NL7302850A (de) | 1973-08-31 |
IL41647A0 (en) | 1973-04-30 |
DE2309890A1 (de) | 1973-09-13 |
IL41647A (en) | 1976-09-30 |
FR2174164A1 (de) | 1973-10-12 |
CH550519A (de) | 1974-06-14 |
NO141297C (no) | 1980-02-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NL7604729A (nl) | Digitaal communicatiestelsel. | |
CA976673A (en) | Narrow band digital speech communication system | |
CH557629A (de) | Fernsprechvermittlungsanlage mit mehreren zeitmultiplexleitungen. | |
CA958076A (en) | Digital communication system | |
AT336689B (de) | Ubertragungssystem zur geheimen ubertragung von sprachsignalen | |
NL183621B (nl) | Digitaal telecommunicatie-transmissiestelsel. | |
NO139907C (no) | Fremgangsmaate og anlegg til hemmeliggjort overfoering av taleinformasjon paa en telefonkanal | |
AT312691B (de) | Übertragungssystem zur verschlüsselten Übertragung von Tonfrequenz-Informationssignalen, z.B. Sprachsignalen | |
NL162810B (nl) | Telecommunicatienet. | |
CA979551A (en) | Telephone tone ringer | |
NL7607117A (nl) | Digitaal communicatiestelsel. | |
CH550520A (de) | Fernsprechteilnehmerschaltung. | |
NL178554C (nl) | Digitale ontvanger. | |
NL7612629A (nl) | Digitaal telecommunicatiesysteem. | |
NL167068C (nl) | Tijdmultiplex-telecommunicatienet. | |
CH548723A (de) | Fernmeldenetz zur digitalen vermittlung und uebertragung von telephonie-, fernschreib- und datensignalen. | |
CA935581A (en) | Digital voice and data telephone subscriber station | |
AU5408673A (en) | Digital telecommunication network | |
CA925635A (en) | Dial and multifrequency telephone system employing ringing and lamp flash signalling | |
NL157763B (nl) | Digitaal telecommunicatie-transmissiestelsel. | |
AT326196B (de) | Elektroakustischen wandler, insbesondere für sprech- und hörkapseln von fernsprechapparaten | |
NO740416L (no) | Fremgangsmåte til og anlegg for utydeliggjøring, sending, mottakning og tydeliggjøring av taleinformasjon. | |
BG20417A4 (bg) | Елктроакустичен преобразовател, по-специално микрофон за телефонни уредби | |
CH556623A (de) | Fernsprechapparat. | |
SE386350B (sv) | Kopplingsanordning for teleformedlingsanleggnigar, serskilt telefonformedlingsanleggningar, med individuell samordning av abonnentnummer och anslutningslegesdata. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |