AU465782B2 - Multiplex echo canceller arrangement - Google Patents

Multiplex echo canceller arrangement

Info

Publication number
AU465782B2
AU465782B2 AU45525/72A AU4552572A AU465782B2 AU 465782 B2 AU465782 B2 AU 465782B2 AU 45525/72 A AU45525/72 A AU 45525/72A AU 4552572 A AU4552572 A AU 4552572A AU 465782 B2 AU465782 B2 AU 465782B2
Authority
AU
Australia
Prior art keywords
echo canceller
canceller arrangement
multiplex
multiplex echo
arrangement
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
AU45525/72A
Other versions
AU4552572A (en
Inventor
TAKASHI AKASAKI and YASUO KATO KAZUO OCHIAI
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Publication of AU4552572A publication Critical patent/AU4552572A/en
Application granted granted Critical
Publication of AU465782B2 publication Critical patent/AU465782B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H04B3/23—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other using a replica of transmitted signal in the time domain, e.g. echo cancellers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
AU45525/72A 1971-08-13 1972-08-11 Multiplex echo canceller arrangement Expired AU465782B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP61735/71 1971-08-13
JP6173571A JPS5631774B2 (en) 1971-08-13 1971-08-13

Publications (2)

Publication Number Publication Date
AU4552572A AU4552572A (en) 1974-02-14
AU465782B2 true AU465782B2 (en) 1975-10-09

Family

ID=13179738

Family Applications (1)

Application Number Title Priority Date Filing Date
AU45525/72A Expired AU465782B2 (en) 1971-08-13 1972-08-11 Multiplex echo canceller arrangement

Country Status (6)

Country Link
JP (1) JPS5631774B2 (en)
AU (1) AU465782B2 (en)
CA (1) CA967690A (en)
DE (1) DE2239770C2 (en)
GB (1) GB1380945A (en)
IT (1) IT963984B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8423017D0 (en) * 1984-09-12 1984-10-17 Plessey Co Plc Echo canceller
JPS6440700A (en) * 1987-08-07 1989-02-10 Akebono Res & Dev Centre Production of paper friction material
JPH04194100A (en) * 1990-11-21 1992-07-14 Taisei:Kk Wet forming of pulp material molding
DE60033358T2 (en) 1999-11-17 2007-10-31 Kao Corp. Process for the production of fibrous molded parts
JP2002009675A (en) * 2000-06-26 2002-01-11 Nec Corp Method and device for canceling echo for multiplex channel

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3562448A (en) * 1968-06-21 1971-02-09 Bell Telephone Labor Inc Common control digital echo suppression

Also Published As

Publication number Publication date
JPS4827604A (en) 1973-04-12
DE2239770C2 (en) 1984-04-19
IT963984B (en) 1974-01-21
DE2239770A1 (en) 1973-03-01
JPS5631774B2 (en) 1981-07-23
GB1380945A (en) 1975-01-22
AU4552572A (en) 1974-02-14
CA967690A (en) 1975-05-13

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