NO132451C - - Google Patents

Info

Publication number
NO132451C
NO132451C NO3506/72A NO350672A NO132451C NO 132451 C NO132451 C NO 132451C NO 3506/72 A NO3506/72 A NO 3506/72A NO 350672 A NO350672 A NO 350672A NO 132451 C NO132451 C NO 132451C
Authority
NO
Norway
Application number
NO3506/72A
Other languages
Norwegian (no)
Other versions
NO132451B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
B G Loefmark
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of NO132451B publication Critical patent/NO132451B/no
Publication of NO132451C publication Critical patent/NO132451C/no

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00Networks using active elements
    • H03H11/02Multiple-port networks
    • H03H11/04Frequency selective two-port networks
    • H03H11/12Frequency selective two-port networks using amplifiers with feedback
    • H03H11/126Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier
NO3506/72A 1971-09-30 1972-09-29 NO132451C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE12378/71A SE360525B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-09-30 1971-09-30

Publications (2)

Publication Number Publication Date
NO132451B NO132451B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-08-04
NO132451C true NO132451C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-11-26

Family

ID=20295647

Family Applications (1)

Application Number Title Priority Date Filing Date
NO3506/72A NO132451C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-09-30 1972-09-29

Country Status (5)

Country Link
US (1) US3879675A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1404645A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT968453B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO132451C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE360525B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5890058A (en) * 1995-09-18 1999-03-30 Kabushiki Kaisha Toshiba Electronic circuit and filter device using same
FI101436B (fi) 1996-10-02 1998-06-15 Ericsson Telefon Ab L M Johdinpiiri ja menetelmä johdinpiiriä varten
GB2341741B (en) 1998-09-18 2003-03-26 Nec Technologies Stabilisation of passband active filters
US6944435B2 (en) * 2002-06-03 2005-09-13 Broadcom, Corp. Unconditionally stable on-chip filter and applications thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE318958B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1967-01-26 1969-12-22 Ericsson Telefon Ab L M
US3577179A (en) * 1969-08-06 1971-05-04 Geo Space Corp Active filter
US3643184A (en) * 1969-11-17 1972-02-15 John R D Alessandro Multiport feedback and polezero control
US3609567A (en) * 1970-04-17 1971-09-28 Nasa Rc networks and amplifiers employing the same
US3643173A (en) * 1970-05-18 1972-02-15 Gen Electric Tuneable microelectronic active band-pass filter

Also Published As

Publication number Publication date
DE2247731A1 (de) 1973-04-05
SE360525B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-09-24
DE2247731B2 (de) 1976-04-22
US3879675A (en) 1975-04-22
GB1404645A (en) 1975-09-03
IT968453B (it) 1974-03-20
NO132451B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-08-04

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