CA1108325A - Telecommunications system - Google Patents

Telecommunications system

Info

Publication number
CA1108325A
CA1108325A CA306,543A CA306543A CA1108325A CA 1108325 A CA1108325 A CA 1108325A CA 306543 A CA306543 A CA 306543A CA 1108325 A CA1108325 A CA 1108325A
Authority
CA
Canada
Prior art keywords
digital
analogue
data
network
transmission
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
Application number
CA306,543A
Other languages
English (en)
French (fr)
Inventor
Hans-Martin Christiansen
Rudolf Kersten
Hans Koffler
Herbert Strehl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
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
Application granted granted Critical
Publication of CA1108325A publication Critical patent/CA1108325A/en
Expired legal-status Critical Current

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)
  • Facsimiles In General (AREA)
  • Communication Control (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
CA306,543A 1977-06-30 1978-06-29 Telecommunications system Expired CA1108325A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2729689A DE2729689B1 (de) 1977-06-30 1977-06-30 Nachrichtenuebertragungssystem
DEP2729689.5 1977-06-30

Publications (1)

Publication Number Publication Date
CA1108325A true CA1108325A (en) 1981-09-01

Family

ID=6012865

Family Applications (1)

Application Number Title Priority Date Filing Date
CA306,543A Expired CA1108325A (en) 1977-06-30 1978-06-29 Telecommunications system

Country Status (22)

Country Link
JP (1) JPS5413722A (es)
AR (1) AR227616A1 (es)
AT (1) AT361990B (es)
AU (1) AU518649B2 (es)
BE (1) BE868634A (es)
BR (1) BR7804167A (es)
CA (1) CA1108325A (es)
CH (1) CH634702A5 (es)
DE (1) DE2729689B1 (es)
DK (1) DK294678A (es)
FI (1) FI782046A (es)
FR (1) FR2396478B1 (es)
GB (1) GB1603898A (es)
IE (1) IE46933B1 (es)
IT (1) IT1108833B (es)
LU (1) LU79894A1 (es)
MX (1) MX145070A (es)
NL (1) NL7806930A (es)
NO (1) NO148658C (es)
SE (1) SE423588B (es)
YU (1) YU155478A (es)
ZA (1) ZA783426B (es)

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
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
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
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
CH634702A5 (en) 1983-02-15
AT361990B (de) 1981-04-10
FR2396478B1 (fr) 1986-03-07
NO782243L (no) 1979-01-03
BE868634A (fr) 1979-01-02
IE46933B1 (en) 1983-11-02
IT1108833B (it) 1985-12-09
ATA474678A (de) 1980-09-15
ZA783426B (en) 1979-06-27
NL7806930A (nl) 1979-01-03
YU155478A (en) 1982-06-30
SE7807377L (sv) 1978-12-31
AU518649B2 (en) 1981-10-15
DE2729689B1 (de) 1978-12-07
NO148658B (no) 1983-08-08
AR227616A1 (es) 1982-11-30
MX145070A (es) 1982-01-04
FR2396478A1 (fr) 1979-01-26
BR7804167A (pt) 1979-04-10
NO148658C (no) 1983-11-16
LU79894A1 (de) 1980-01-22
SE423588B (sv) 1982-05-10
DK294678A (da) 1978-12-31
IT7825005A0 (it) 1978-06-27
FI782046A (fi) 1978-12-31
JPS5413722A (en) 1979-02-01
IE781186L (en) 1978-12-30
AU3710478A (en) 1979-12-20
GB1603898A (en) 1981-12-02

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Legal Events

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