CA1026478A - Closed loop multiple station communication system - Google Patents

Closed loop multiple station communication system

Info

Publication number
CA1026478A
CA1026478A CA229,155A CA229155A CA1026478A CA 1026478 A CA1026478 A CA 1026478A CA 229155 A CA229155 A CA 229155A CA 1026478 A CA1026478 A CA 1026478A
Authority
CA
Canada
Prior art keywords
communication system
closed loop
station communication
multiple station
loop multiple
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
CA229,155A
Other languages
English (en)
French (fr)
Inventor
Emanuel Hafner
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.)
Hasler AG
Original Assignee
Hasler 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 Hasler AG filed Critical Hasler AG
Application granted granted Critical
Publication of CA1026478A publication Critical patent/CA1026478A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
    • H04M9/022—Multiplex systems
    • H04M9/025—Time division multiplex systems, e.g. loop systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Small-Scale Networks (AREA)
  • Telephonic Communication Services (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Alarm Systems (AREA)
CA229,155A 1974-06-17 1975-06-10 Closed loop multiple station communication system Expired CA1026478A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH823874A CH575692A5 (ro) 1974-06-17 1974-06-17

Publications (1)

Publication Number Publication Date
CA1026478A true CA1026478A (en) 1978-02-14

Family

ID=4337263

Family Applications (1)

Application Number Title Priority Date Filing Date
CA229,155A Expired CA1026478A (en) 1974-06-17 1975-06-10 Closed loop multiple station communication system

Country Status (14)

Country Link
JP (1) JPS597255B2 (ro)
AT (1) AT345351B (ro)
BE (1) BE830333A (ro)
CA (1) CA1026478A (ro)
CH (1) CH575692A5 (ro)
DE (1) DE2523906A1 (ro)
DK (1) DK142258B (ro)
FR (1) FR2275086A1 (ro)
GB (1) GB1490260A (ro)
IL (1) IL47446A (ro)
IT (1) IT1036322B (ro)
NL (1) NL7507183A (ro)
NO (1) NO141914C (ro)
SE (1) SE410545B (ro)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57111166A (en) * 1980-12-26 1982-07-10 Fujitsu Ltd Add-on connection system
GB2132449A (en) * 1982-12-09 1984-07-04 Standard Telephones Cables Ltd Decentralised PABX
US4544804A (en) * 1983-01-24 1985-10-01 At&T Bell Laboratories Conference control transfer arrangement
DE3501834A1 (de) * 1985-01-21 1986-07-24 Siemens AG, 1000 Berlin und 8000 München Sprecheinrichtung fuer ein nachrichtenuebertragungssystem mit digitalem vierdraht-omnibuskanal
SE449152B (sv) * 1986-03-19 1987-04-06 Paul Gosta Wilhelm Rosen Kommunikationsanleggning innefattande ett flertal enheter vilka kan uppretthalla en konferenskoppling
DE10062342A1 (de) * 2000-12-14 2002-07-11 Eads Defence & Security Ntwk Verfahren und Vorrichtung zur Realisierung von Sprachkonferenzen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH550521A (de) * 1972-07-04 1974-06-14 Hasler Ag Verfahren zur nachrichtenuebertragung zwischen teilnehmerstellen.

Also Published As

Publication number Publication date
JPS5111505A (ro) 1976-01-29
GB1490260A (en) 1977-10-26
JPS597255B2 (ja) 1984-02-17
BE830333A (fr) 1975-12-17
FR2275086B1 (ro) 1982-04-30
AU8206375A (en) 1976-12-16
DK249075A (ro) 1975-12-18
DE2523906A1 (de) 1976-01-08
NO752123L (ro) 1975-12-18
CH575692A5 (ro) 1976-05-14
AT345351B (de) 1978-09-11
ATA413775A (de) 1978-01-15
NO141914C (no) 1980-05-28
NO141914B (no) 1980-02-18
SE7506860L (sv) 1975-12-18
DK142258B (da) 1980-09-29
NL7507183A (nl) 1975-12-19
IT1036322B (it) 1979-10-30
IL47446A (en) 1977-12-30
DK142258C (ro) 1981-02-23
SE410545B (sv) 1979-10-15
IL47446A0 (en) 1975-08-31
FR2275086A1 (fr) 1976-01-09

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