AU7074300A - Integrated digital trunk frame card with echo cancellation and backward compatibility - Google Patents

Integrated digital trunk frame card with echo cancellation and backward compatibility

Info

Publication number
AU7074300A
AU7074300A AU70743/00A AU7074300A AU7074300A AU 7074300 A AU7074300 A AU 7074300A AU 70743/00 A AU70743/00 A AU 70743/00A AU 7074300 A AU7074300 A AU 7074300A AU 7074300 A AU7074300 A AU 7074300A
Authority
AU
Australia
Prior art keywords
echo cancellation
backward compatibility
integrated digital
digital trunk
trunk frame
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.)
Abandoned
Application number
AU70743/00A
Inventor
Gerald R. Brundage
Kent Knight
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.)
DGI BioTechnologies LLC
Original Assignee
DGI BioTechnologies LLC
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 DGI BioTechnologies LLC filed Critical DGI BioTechnologies LLC
Publication of AU7074300A publication Critical patent/AU7074300A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/002—Applications of echo suppressors or cancellers in telephonic connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/0096—Trunk circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
AU70743/00A 1999-08-31 2000-08-25 Integrated digital trunk frame card with echo cancellation and backward compatibility Abandoned AU7074300A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US38735699A 1999-08-31 1999-08-31
US09387356 1999-08-31
PCT/US2000/023379 WO2001017202A1 (en) 1999-08-31 2000-08-25 Integrated digital trunk frame card with echo cancellation and backward compatibility

Publications (1)

Publication Number Publication Date
AU7074300A true AU7074300A (en) 2001-03-26

Family

ID=23529525

Family Applications (1)

Application Number Title Priority Date Filing Date
AU70743/00A Abandoned AU7074300A (en) 1999-08-31 2000-08-25 Integrated digital trunk frame card with echo cancellation and backward compatibility

Country Status (2)

Country Link
AU (1) AU7074300A (en)
WO (1) WO2001017202A1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6124882A (en) * 1992-02-19 2000-09-26 8×8, Inc. Videocommunicating apparatus and method therefor
US5479498A (en) * 1990-12-11 1995-12-26 Octel Communications Corporation Digital line card having universal port for upgrading electronic messaging system
US5305312A (en) * 1992-02-07 1994-04-19 At&T Bell Laboratories Apparatus for interfacing analog telephones and digital data terminals to an ISDN line
US5991389A (en) * 1996-06-13 1999-11-23 Northern Telecom Limited Programmable service architecture for call control processing
US5835486A (en) * 1996-07-11 1998-11-10 Dsc/Celcore, Inc. Multi-channel transcoder rate adapter having low delay and integral echo cancellation
USH1884H (en) * 1997-09-26 2000-10-03 Dsc/Celcore, Inc. System and method for transferring echo cancellation data

Also Published As

Publication number Publication date
WO2001017202A1 (en) 2001-03-08

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase