GB1349211A - Active type group-delay equaliser - Google Patents

Active type group-delay equaliser

Info

Publication number
GB1349211A
GB1349211A GB2399072A GB2399072A GB1349211A GB 1349211 A GB1349211 A GB 1349211A GB 2399072 A GB2399072 A GB 2399072A GB 2399072 A GB2399072 A GB 2399072A GB 1349211 A GB1349211 A GB 1349211A
Authority
GB
United Kingdom
Prior art keywords
reactive
transistor
resistive
circuit
collector
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
GB2399072A
Other languages
English (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.)
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 GB1349211A publication Critical patent/GB1349211A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/16—Networks for phase shifting
    • H03H11/18—Two-port phase shifters providing a predetermined phase shift, e.g. "all-pass" filters

Landscapes

  • Networks Using Active Elements (AREA)
GB2399072A 1971-05-20 1972-05-22 Active type group-delay equaliser Expired GB1349211A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3455971A JPS5324766B1 (enExample) 1971-05-20 1971-05-20

Publications (1)

Publication Number Publication Date
GB1349211A true GB1349211A (en) 1974-04-03

Family

ID=12417655

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2399072A Expired GB1349211A (en) 1971-05-20 1972-05-22 Active type group-delay equaliser

Country Status (4)

Country Link
US (1) US3800265A (enExample)
JP (1) JPS5324766B1 (enExample)
DE (1) DE2224828A1 (enExample)
GB (1) GB1349211A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021848A (en) * 1973-06-14 1977-05-03 Gte Sylvania Incorporated Adjustable aperture correction system
US3921105A (en) * 1974-06-24 1975-11-18 Northern Electric Co Variable attenuation equalizer
US4027259A (en) * 1976-06-14 1977-05-31 Gte Automatic Electric Laboratories Incorporated Line equalizer with differentially controlled complementary constant resistance networks
JPS5580666U (enExample) * 1978-11-30 1980-06-03
DE2950764A1 (de) * 1979-12-17 1981-07-23 Basf Ag, 6700 Ludwigshafen Anordnung zur entzerrung eines breitbandsignals, insbesondere eines videosignals mit oder ohne farbinformation in einem signal-aufzeichnungs/wiedergabe-system
DE3033762C2 (de) * 1980-09-08 1983-04-14 Siemens AG, 1000 Berlin und 8000 München Entzerrerschaltung für Nachrichtensignale
JPS6295011A (ja) * 1985-10-22 1987-05-01 Mitsubishi Electric Corp 移相器
JP3116544B2 (ja) * 1992-04-30 2000-12-11 松下電器産業株式会社 遅延回路
US7049907B2 (en) * 2001-08-24 2006-05-23 Powerwave Technologies, Inc. System and method for adjusting group delay
US6856215B2 (en) * 2001-08-24 2005-02-15 Powerwave Technologies, Inc. System and method for adjusting group delay

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1447355A (fr) * 1965-06-16 1966-07-29 Trt Telecom Radio Electr Réseau déphaseur et correcteurs de phase actifs comportant de tels réseaux
US3581122A (en) * 1967-10-26 1971-05-25 Bell Telephone Labor Inc All-pass filter circuit having negative resistance shunting resonant circuit

Also Published As

Publication number Publication date
US3800265A (en) 1974-03-26
DE2224828A1 (de) 1973-06-14
JPS5324766B1 (enExample) 1978-07-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years