JPS5317451B2 - - Google Patents

Info

Publication number
JPS5317451B2
JPS5317451B2 JP9237173A JP9237173A JPS5317451B2 JP S5317451 B2 JPS5317451 B2 JP S5317451B2 JP 9237173 A JP9237173 A JP 9237173A JP 9237173 A JP9237173 A JP 9237173A JP S5317451 B2 JPS5317451 B2 JP S5317451B2
Authority
JP
Japan
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
JP9237173A
Other languages
Japanese (ja)
Other versions
JPS5042717A (en
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 filed Critical
Priority to JP9237173A priority Critical patent/JPS5317451B2/ja
Priority to FR7428429A priority patent/FR2246131A1/en
Priority to CA207,291A priority patent/CA1056522A/en
Priority to DE19742439655 priority patent/DE2439655A1/en
Publication of JPS5042717A publication Critical patent/JPS5042717A/ja
Priority to US05/661,381 priority patent/US4051332A/en
Publication of JPS5317451B2 publication Critical patent/JPS5317451B2/ja
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Analogue/Digital Conversion (AREA)
JP9237173A 1973-08-20 1973-08-20 Expired JPS5317451B2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP9237173A JPS5317451B2 (en) 1973-08-20 1973-08-20
FR7428429A FR2246131A1 (en) 1973-08-20 1974-08-19 Digital multiplex echo suppression system - has two storage devices at transmission and reception sides
CA207,291A CA1056522A (en) 1973-08-20 1974-08-19 Multiplex digital echo suppression system
DE19742439655 DE2439655A1 (en) 1973-08-20 1974-08-19 DIGITAL MULTIPLEX ECHO CANCELLATION SYSTEM
US05/661,381 US4051332A (en) 1973-08-20 1976-02-25 Multiplex digital echo suppression system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9237173A JPS5317451B2 (en) 1973-08-20 1973-08-20

Publications (2)

Publication Number Publication Date
JPS5042717A JPS5042717A (en) 1975-04-18
JPS5317451B2 true JPS5317451B2 (en) 1978-06-08

Family

ID=14052550

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9237173A Expired JPS5317451B2 (en) 1973-08-20 1973-08-20

Country Status (4)

Country Link
JP (1) JPS5317451B2 (en)
CA (1) CA1056522A (en)
DE (1) DE2439655A1 (en)
FR (1) FR2246131A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54179843U (en) * 1978-06-05 1979-12-19
JPS5554901A (en) * 1978-10-20 1980-04-22 Hidetoshi Tanaka Production of shoe insole
JPS5545761Y2 (en) * 1976-07-29 1980-10-27

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5828971B2 (en) * 1977-12-20 1983-06-20 日本電気株式会社 Multiplexed digital echo rejection device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499999A (en) * 1966-10-31 1970-03-10 Bell Telephone Labor Inc Closed loop adaptive echo canceller using generalized filter networks
US3562448A (en) * 1968-06-21 1971-02-09 Bell Telephone Labor Inc Common control digital echo suppression
US3632905A (en) * 1969-12-19 1972-01-04 Bell Telephone Labor Inc Method for improving the settling time of a transversal filter adaptive echo canceller

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5545761Y2 (en) * 1976-07-29 1980-10-27
JPS54179843U (en) * 1978-06-05 1979-12-19
JPS5554901A (en) * 1978-10-20 1980-04-22 Hidetoshi Tanaka Production of shoe insole

Also Published As

Publication number Publication date
CA1056522A (en) 1979-06-12
JPS5042717A (en) 1975-04-18
FR2246131B1 (en) 1980-03-21
DE2439655A1 (en) 1975-03-27
FR2246131A1 (en) 1975-04-25

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