DE3070477D1 - Amplitude equalizer, particularly for use in a signal transmission system - Google Patents

Amplitude equalizer, particularly for use in a signal transmission system

Info

Publication number: DE3070477D1
Authority: DE; Germany
Prior art keywords: signal transmission; transmission system; amplitude equalizer; equalizer; amplitude
Prior art date: 1979-12-03
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

DE8080107562T

Other languages

English (en)

Inventor

Toshihiko Ryu

Yutaka Koizumi

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

NEC Corp

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.)

1979-12-03

Filing date

1980-12-03

Publication date

1985-05-15

1979-12-03 Priority claimed from JP15661079A external-priority patent/JPS5679513A/ja

1979-12-03 Priority claimed from JP15660979A external-priority patent/JPS5679512A/ja

1980-12-03 Application filed by NEC Corp filed Critical NEC Corp

1985-05-15 Application granted granted Critical

1985-05-15 Publication of DE3070477D1 publication Critical patent/DE3070477D1/de

Status Expired legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/14—Control of transmission; Equalising characterised by the equalising network used
- H04B3/142—Control of transmission; Equalising characterised by the equalising network used using echo-equalisers, e.g. transversal

DE8080107562T 1979-12-03 1980-12-03 Amplitude equalizer, particularly for use in a signal transmission system Expired DE3070477D1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP15661079A JPS5679513A (en)	1979-12-03	1979-12-03	Amplitude equalizer
JP15660979A JPS5679512A (en)	1979-12-03	1979-12-03	Amplitude equalizer

Publications (1)

Publication Number	Publication Date
DE3070477D1 true DE3070477D1 (en)	1985-05-15

Family

ID=26484303

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8080107562T Expired DE3070477D1 (en)	1979-12-03	1980-12-03	Amplitude equalizer, particularly for use in a signal transmission system

Country Status (4)

Country	Link
US (1)	US4333063A (de)
EP (1)	EP0030037B1 (de)
CA (1)	CA1152166A (de)
DE (1)	DE3070477D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4592068A (en) *	1980-12-23	1986-05-27	International Standard Electric Corporation	Repeater for a digital transmission system
EP0080544B1 (de) *	1981-11-30	1986-03-19	International Business Machines Corporation	Verfahren zum Empfangen eines Datensignals mit Doppelseitenbandmodulation und Quadraturträgern
AU568117B2 (en) *	1983-02-25	1987-12-17	Mitsubishi Denki Kabushiki Kaisha	Variable group delay equalizer
JPS59194540A (ja) *	1983-04-19	1984-11-05	Nec Corp	自動適応型等化器
US4524337A (en) *	1983-07-11	1985-06-18	Scientific-Atlanta, Inc.	Variable amplitude delay equalizer
US4633200A (en) *	1985-01-29	1986-12-30	Ampex Corporation	Voltage controlled equalizer
JPS627226A (ja) *	1985-07-04	1987-01-14	Nec Corp	共通予備切替方式
CA2013451C (en) *	1989-03-31	1995-03-21	Ichiro Kaneko	Adjacent channel interference canceller with means for minimizing intersymbol interference
US5182530A (en) *	1991-01-11	1993-01-26	Loral Aerospace Corp.	Transversal filter for parabolic phase equalization
US5218621A (en) *	1991-04-04	1993-06-08	Motorola, Inc.	Adaptive digital equalization filter
US5394122A (en) *	1992-09-28	1995-02-28	Duly Research Incorporated	RF digital-to-analog converter
JP3462937B2 (ja) *	1994-09-27	2003-11-05	富士通株式会社	自動振幅等化器
GB2330743B (en) *	1994-09-27	1999-06-16	Fujitsu Ltd	Automatic amplitude equalizer
DE69937095T2 (de) *	1998-12-14	2008-06-12	Eastman Kodak Co.	Vorrichtung und verfahren zum steuern einer ladungsspannung in tintenstrahldruckern
FR2810818A1 (fr) *	2000-06-22	2001-12-28	St Microelectronics Sa	Procede d'egalisation d'un signal numerique et dispositif pour la mise en oeuvre de ce procede
WO2004040755A1 (ja) *	2002-11-01	2004-05-13	Matsushita Electric Industrial Co., Ltd.	フィルタ回路及び無線装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2444063A (en) *	1944-12-07	1948-06-29	Bell Telephone Labor Inc	Electric circuit equalization
NL169720B (nl) *	1951-05-21		Orrje & Co Ab Ing Firman	Werkwijze voor het afscheiden van olie uit een olie-watermengsel.
GB785621A (en) *	1954-03-19	1957-10-30	Soc Nouvelle Outil Rbv Radio	Improvements to filtering network
US2981892A (en) *	1960-03-22	1961-04-25	Bell Telephone Labor Inc	Delay network
SE355913B (de) *	1967-03-16	1973-05-07	Fujitsu Ltd
US3663898A (en) *	1969-12-17	1972-05-16	Bell Telephone Labor Inc	Equalizer
US3691486A (en) *	1970-09-02	1972-09-12	Bell Telephone Labor Inc	Modified time domain comb filters
JPS5910094B2 (ja) *	1978-04-12	1984-03-07	日本電気株式会社	振幅等化装置
US4266204A (en) *	1979-09-04	1981-05-05	Sperry Rand Corporation	Delay line signal equalizer for magnetic recording signal detection circuits

1980
- 1980-12-02 US US06/212,164 patent/US4333063A/en not_active Expired - Lifetime
- 1980-12-02 CA CA000365984A patent/CA1152166A/en not_active Expired
- 1980-12-03 EP EP80107562A patent/EP0030037B1/de not_active Expired
- 1980-12-03 DE DE8080107562T patent/DE3070477D1/de not_active Expired

Also Published As

Publication number	Publication date
EP0030037A3 (en)	1981-10-21
CA1152166A (en)	1983-08-16
EP0030037A2 (de)	1981-06-10
EP0030037B1 (de)	1985-04-10
US4333063A (en)	1982-06-01

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