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GB2082875B - Conference bridge circuit arrangements - Google Patents

Conference bridge circuit arrangements

Info

Publication number
GB2082875B
GB2082875B GB8126375A GB8126375A GB2082875B GB 2082875 B GB2082875 B GB 2082875B GB 8126375 A GB8126375 A GB 8126375A GB 8126375 A GB8126375 A GB 8126375A GB 2082875 B GB2082875 B GB 2082875B
Authority
GB
United Kingdom
Prior art keywords
bridge circuit
circuit arrangements
conference bridge
conference
arrangements
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
GB8126375A
Other versions
GB2082875A (en
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.)
General Electric Company PLC
Original Assignee
General Electric Company PLC
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 General Electric Company PLC filed Critical General Electric Company PLC
Priority to GB8126375A priority Critical patent/GB2082875B/en
Publication of GB2082875A publication Critical patent/GB2082875A/en
Application granted granted Critical
Publication of GB2082875B publication Critical patent/GB2082875B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/046—Systems or methods for reducing noise or bandwidth
    • H04B14/048—Non linear compression or expansion
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
GB8126375A 1980-08-29 1981-08-28 Conference bridge circuit arrangements Expired GB2082875B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8126375A GB2082875B (en) 1980-08-29 1981-08-28 Conference bridge circuit arrangements

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8028037 1980-08-29
GB8126375A GB2082875B (en) 1980-08-29 1981-08-28 Conference bridge circuit arrangements

Publications (2)

Publication Number Publication Date
GB2082875A GB2082875A (en) 1982-03-10
GB2082875B true GB2082875B (en) 1984-08-15

Family

ID=26276730

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8126375A Expired GB2082875B (en) 1980-08-29 1981-08-28 Conference bridge circuit arrangements

Country Status (1)

Country Link
GB (1) GB2082875B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4686512A (en) * 1985-03-01 1987-08-11 Kabushiki Kaisha Toshiba Integrated digital circuit for processing speech signal
FR2623677B1 (en) * 1987-11-20 1993-05-28 Prescom Sarl CIRCUIT FOR CONFERENCING A PLURALITY OF PARTICIPANTS IN TELECOMMUNICATIONS SYSTEMS
ES2054958T3 (en) * 1988-09-07 1994-08-16 Siemens Ag CIRCUIT PROVISION TO ESTABLISH CONFERENCE COMMUNICATIONS IN A DIGITAL TELEPHONE SWITCHING FACILITY FOR TEMPORARY MULTIPLEXATION.

Also Published As

Publication number Publication date
GB2082875A (en) 1982-03-10

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee