CA947869A - Electronically variable line build-out network - Google Patents

Electronically variable line build-out network

Info

Publication number
CA947869A
CA947869A CA107,119A CA107119A CA947869A CA 947869 A CA947869 A CA 947869A CA 107119 A CA107119 A CA 107119A CA 947869 A CA947869 A CA 947869A
Authority
CA
Canada
Prior art keywords
out network
variable line
electronically variable
line build
build
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
CA107,119A
Other languages
English (en)
Inventor
William I. Chen
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA947869A publication Critical patent/CA947869A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/40—Artificial lines; Networks simulating a line of certain length

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Networks Using Active Elements (AREA)
CA107,119A 1970-05-19 1971-03-08 Electronically variable line build-out network Expired CA947869A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3875270A 1970-05-19 1970-05-19

Publications (1)

Publication Number Publication Date
CA947869A true CA947869A (en) 1974-05-21

Family

ID=21901693

Family Applications (1)

Application Number Title Priority Date Filing Date
CA107,119A Expired CA947869A (en) 1970-05-19 1971-03-08 Electronically variable line build-out network

Country Status (8)

Country Link
US (1) US3652952A (de)
JP (1) JPS5736770B1 (de)
BE (1) BE767252A (de)
CA (1) CA947869A (de)
DE (1) DE2123903C2 (de)
FR (1) FR2090137B1 (de)
GB (1) GB1339342A (de)
SE (1) SE363712B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3728649A (en) * 1972-04-24 1973-04-17 Bell Telephone Labor Inc Automatic equalizer for digital cable transmission systems
DE2454108C2 (de) * 1974-11-14 1981-04-09 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum Abgleich eines Zweidraht-Vollduplex-Datenübertragungssystems
US4273963A (en) * 1979-05-25 1981-06-16 Bell Telephone Laboratories, Incorporated Automatic equalization for digital transmission systems
US4606043A (en) * 1984-10-09 1986-08-12 At&T Bell Laboratories Programmable automatic cable equalizer
US4731590A (en) * 1986-07-03 1988-03-15 American Telephone And Telegraph Company, At&T Bell Laboratories Circuits with multiple controlled gain elements
FR2621756A1 (fr) * 1987-10-13 1989-04-14 Labo Electronique Physique Circuit formant un filtre actif r.c. pour application coupe-bande ou passe-tout
US4916410A (en) * 1989-05-01 1990-04-10 E-Systems, Inc. Hybrid-balun for splitting/combining RF power
JP2830087B2 (ja) * 1989-06-30 1998-12-02 ソニー株式会社 周波数特性補正回路
US4965527A (en) * 1989-09-20 1990-10-23 Hughes Aircraft Company Gain equalizer for microwave balanced amplifier configuration
US5724387A (en) * 1994-08-12 1998-03-03 Tektronix, Inc. Cable loss simulator for serial digital source using a passive network
US7656939B2 (en) * 2004-10-25 2010-02-02 Kawasaki Microelectronics America, Inc. Adaptive equalizer with passive and active stages
CN108538164A (zh) * 2018-05-25 2018-09-14 杭州得诚电力科技股份有限公司 一种并联型线缆模拟装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3003030A (en) * 1954-09-18 1961-10-03 Kokusai Denshin Denwa Co Ltd Transmission characteristic compensation system
US3336540A (en) * 1965-04-15 1967-08-15 Giannini Scient Corp Two channel variable cable equalizer having passive amplitude equalization means in only one of the channels
AT261008B (de) * 1965-12-21 1968-04-10 Siemens Ag Anordnung von im Zuge eines Kabels abschnittsweise hintereinandergeschalteten Kettenverstärkern
US3568100A (en) * 1967-12-26 1971-03-02 Bell Telephone Labor Inc Automatic equalizer for digital transmission systems

Also Published As

Publication number Publication date
FR2090137B1 (de) 1975-02-21
BE767252A (fr) 1971-10-18
DE2123903C2 (de) 1986-02-13
JPS5736770B1 (de) 1982-08-05
DE2123903A1 (de) 1971-12-02
SE363712B (de) 1974-01-28
GB1339342A (en) 1973-12-05
FR2090137A1 (de) 1972-01-14
US3652952A (en) 1972-03-28

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