IE46933B1 - A telecommunications system - Google Patents

A telecommunications system

Info

Publication number
IE46933B1
IE46933B1 IE1186/78A IE118678A IE46933B1 IE 46933 B1 IE46933 B1 IE 46933B1 IE 1186/78 A IE1186/78 A IE 1186/78A IE 118678 A IE118678 A IE 118678A IE 46933 B1 IE46933 B1 IE 46933B1
Authority
IE
Ireland
Prior art keywords
digital
analogue
transmission
data
speech
Prior art date
Application number
IE1186/78A
Other languages
English (en)
Other versions
IE781186L (en
Original Assignee
Siemens Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of IE781186L publication Critical patent/IE781186L/xx
Publication of IE46933B1 publication Critical patent/IE46933B1/en

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
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00095—Systems or arrangements for the transmission of the picture signal
    • H04N1/001—Systems or arrangements for the transmission of the picture signal specially adapted for transmission via digital wireline networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/44—Secrecy systems
    • H04N1/448—Rendering the image unintelligible, e.g. scrambling

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Telephonic Communication Services (AREA)
  • Communication Control (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Facsimiles In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
IE1186/78A 1977-06-30 1978-06-13 A telecommunications system IE46933B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2729689A DE2729689B1 (de) 1977-06-30 1977-06-30 Nachrichtenuebertragungssystem

Publications (2)

Publication Number Publication Date
IE781186L IE781186L (en) 1978-12-30
IE46933B1 true IE46933B1 (en) 1983-11-02

Family

ID=6012865

Family Applications (1)

Application Number Title Priority Date Filing Date
IE1186/78A IE46933B1 (en) 1977-06-30 1978-06-13 A telecommunications system

Country Status (22)

Country Link
JP (1) JPS5413722A (da)
AR (1) AR227616A1 (da)
AT (1) AT361990B (da)
AU (1) AU518649B2 (da)
BE (1) BE868634A (da)
BR (1) BR7804167A (da)
CA (1) CA1108325A (da)
CH (1) CH634702A5 (da)
DE (1) DE2729689B1 (da)
DK (1) DK294678A (da)
FI (1) FI782046A7 (da)
FR (1) FR2396478B1 (da)
GB (1) GB1603898A (da)
IE (1) IE46933B1 (da)
IT (1) IT1108833B (da)
LU (1) LU79894A1 (da)
MX (1) MX145070A (da)
NL (1) NL7806930A (da)
NO (1) NO148658C (da)
SE (1) SE423588B (da)
YU (1) YU155478A (da)
ZA (1) ZA783426B (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE1263T1 (de) * 1978-06-20 1982-07-15 Siemens Aktiengesellschaft Berlin Und Muenchen Nachrichtenuebertragungssystem.
DE2917570B1 (de) * 1979-04-30 1980-05-14 Telefonbau & Normalzeit Gmbh Schaltungsanordnung fuer eine digitale Fernsprechteilnehmerstation
DE2919618C2 (de) * 1979-05-16 1981-06-19 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung für mit PCM-Anschlußleitungen verbundene Fernsprechapparate
DE3028155C2 (de) * 1980-07-25 1982-10-07 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Digitaler Teilnehmeranschluß für Fernsprechen einschließlich Text- und Datendienste
DE3033871C2 (de) * 1980-09-09 1982-11-25 Siemens AG, 1000 Berlin und 8000 München Nachrichtenübertragungssystem
FR2505588B1 (fr) * 1981-05-08 1985-12-06 Agence France Presse Systeme pour la transmission numerique d'information se presentant sous la forme de signaux analogiques
CA1189181A (fr) * 1981-05-08 1985-06-18 Stephane Guerillot Procede et dispositif pour la recreation d'un signal analogique de luminance a partir d'un signal numerique
JPS58138155A (ja) * 1982-02-12 1983-08-16 Nippon Telegr & Teleph Corp <Ntt> 複合端末の選択接続方式
DE3217430A1 (de) * 1982-05-08 1983-11-10 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung fuer eine digitale fernmeldevermittlungsanlage fuer pulscode- und pulsdeltamodulation
GB2159367B (en) * 1984-05-25 1987-11-04 Stc Plc Telephone exchanges
JPS6120465A (ja) * 1984-07-06 1986-01-29 Toshiba Corp デ−タ収集システム
CA1278121C (en) * 1987-12-23 1990-12-18 Michael H. Reichmann Data communication system

Also Published As

Publication number Publication date
AU518649B2 (en) 1981-10-15
BE868634A (fr) 1979-01-02
JPS5413722A (en) 1979-02-01
LU79894A1 (de) 1980-01-22
NO148658B (no) 1983-08-08
ZA783426B (en) 1979-06-27
FI782046A7 (fi) 1978-12-31
IE781186L (en) 1978-12-30
YU155478A (en) 1982-06-30
ATA474678A (de) 1980-09-15
DK294678A (da) 1978-12-31
NL7806930A (nl) 1979-01-03
IT7825005A0 (it) 1978-06-27
FR2396478B1 (fr) 1986-03-07
DE2729689B1 (de) 1978-12-07
MX145070A (es) 1982-01-04
CA1108325A (en) 1981-09-01
SE7807377L (sv) 1978-12-31
CH634702A5 (en) 1983-02-15
SE423588B (sv) 1982-05-10
GB1603898A (en) 1981-12-02
IT1108833B (it) 1985-12-09
AR227616A1 (es) 1982-11-30
NO148658C (no) 1983-11-16
FR2396478A1 (fr) 1979-01-26
BR7804167A (pt) 1979-04-10
AU3710478A (en) 1979-12-20
NO782243L (no) 1979-01-03
AT361990B (de) 1981-04-10

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