AT345351B - DEVICE FOR THE TRANSMISSION OF MESSAGES BETWEEN PARTICIPANTS WHICH ARE LOOPED IN SERIES IN A CLOSED RING LINE - Google Patents

DEVICE FOR THE TRANSMISSION OF MESSAGES BETWEEN PARTICIPANTS WHICH ARE LOOPED IN SERIES IN A CLOSED RING LINE

Info

Publication number
AT345351B
AT345351B AT413775A AT413775A AT345351B AT 345351 B AT345351 B AT 345351B AT 413775 A AT413775 A AT 413775A AT 413775 A AT413775 A AT 413775A AT 345351 B AT345351 B AT 345351B
Authority
AT
Austria
Prior art keywords
participants
looped
messages
series
transmission
Prior art date
Application number
AT413775A
Other languages
German (de)
Other versions
ATA413775A (en
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
Publication of ATA413775A publication Critical patent/ATA413775A/en
Application granted granted Critical
Publication of AT345351B publication Critical patent/AT345351B/en

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)
  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Telephonic Communication Services (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Alarm Systems (AREA)
AT413775A 1974-06-17 1975-05-30 DEVICE FOR THE TRANSMISSION OF MESSAGES BETWEEN PARTICIPANTS WHICH ARE LOOPED IN SERIES IN A CLOSED RING LINE AT345351B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
ATA413775A ATA413775A (en) 1978-01-15
AT345351B true AT345351B (en) 1978-09-11

Family

ID=4337263

Family Applications (1)

Application Number Title Priority Date Filing Date
AT413775A AT345351B (en) 1974-06-17 1975-05-30 DEVICE FOR THE TRANSMISSION OF MESSAGES BETWEEN PARTICIPANTS WHICH ARE LOOPED IN SERIES IN A CLOSED RING LINE

Country Status (14)

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

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 (en) * 1985-01-21 1986-07-24 Siemens AG, 1000 Berlin und 8000 München Speech facility for a communications system with digital four-wire bus channel
SE449152B (en) * 1986-03-19 1987-04-06 Paul Gosta Wilhelm Rosen COMMUNICATION ESTABLISHMENT INCLUDING A MULTIPLE UNITS WHICH CAN MAINTAIN A CONFERENCE CONNECTION
DE10062342A1 (en) * 2000-12-14 2002-07-11 Eads Defence & Security Ntwk Method and device for implementing voice conferences

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH550521A (en) * 1972-07-04 1974-06-14 Hasler Ag PROCEDURE FOR MESSAGE TRANSFER BETWEEN PARTICIPANTS.

Also Published As

Publication number Publication date
DK249075A (en) 1975-12-18
FR2275086B1 (en) 1982-04-30
IL47446A (en) 1977-12-30
DE2523906A1 (en) 1976-01-08
NO752123L (en) 1975-12-18
CA1026478A (en) 1978-02-14
NO141914C (en) 1980-05-28
IT1036322B (en) 1979-10-30
CH575692A5 (en) 1976-05-14
IL47446A0 (en) 1975-08-31
AU8206375A (en) 1976-12-16
JPS597255B2 (en) 1984-02-17
DK142258B (en) 1980-09-29
SE7506860L (en) 1975-12-18
NL7507183A (en) 1975-12-19
DK142258C (en) 1981-02-23
ATA413775A (en) 1978-01-15
NO141914B (en) 1980-02-18
FR2275086A1 (en) 1976-01-09
BE830333A (en) 1975-12-17
GB1490260A (en) 1977-10-26
JPS5111505A (en) 1976-01-29
SE410545B (en) 1979-10-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee