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GB201813120D0 - Tunable electronic filter - Google Patents

Tunable electronic filter

Info

Publication number
GB201813120D0
GB201813120D0 GBGB1813120.1A GB201813120A GB201813120D0 GB 201813120 D0 GB201813120 D0 GB 201813120D0 GB 201813120 A GB201813120 A GB 201813120A GB 201813120 D0 GB201813120 D0 GB 201813120D0
Authority
GB
United Kingdom
Prior art keywords
electronic filter
tunable electronic
tunable
filter
electronic
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.)
Ceased
Application number
GBGB1813120.1A
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.)
Ip2ipo Innovations Ltd
Original Assignee
Imperial Innovations 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 Imperial Innovations Ltd filed Critical Imperial Innovations Ltd
Priority to GBGB1813120.1A priority Critical patent/GB201813120D0/en
Publication of GB201813120D0 publication Critical patent/GB201813120D0/en
Priority to PCT/EP2019/070841 priority patent/WO2020030533A1/en
Ceased 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
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/126—Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier
    • H03H11/1286—Sallen-Key biquad
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/126—Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1295—Parallel-T filters
GBGB1813120.1A 2018-08-10 2018-08-10 Tunable electronic filter Ceased GB201813120D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB1813120.1A GB201813120D0 (en) 2018-08-10 2018-08-10 Tunable electronic filter
PCT/EP2019/070841 WO2020030533A1 (en) 2018-08-10 2019-08-01 Tunable electronic filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1813120.1A GB201813120D0 (en) 2018-08-10 2018-08-10 Tunable electronic filter

Publications (1)

Publication Number Publication Date
GB201813120D0 true GB201813120D0 (en) 2018-09-26

Family

ID=63667011

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB1813120.1A Ceased GB201813120D0 (en) 2018-08-10 2018-08-10 Tunable electronic filter

Country Status (2)

Country Link
GB (1) GB201813120D0 (en)
WO (1) WO2020030533A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5668022A (en) * 1979-11-09 1981-06-08 Toshiba Corp Active filter
JP3396333B2 (en) * 1995-04-12 2003-04-14 シャープ株式会社 Complex filter circuit
GB2424806A (en) * 2005-03-31 2006-10-04 Renesas Tech Corp Calibration of string of filters and amplifiers in QAM receiver whose delay is tested against target to decide adjustment of filter capacitance
US8964898B2 (en) * 2012-09-14 2015-02-24 Northrop Grumman Systems Corporation Multi-function receiver with switched channelizer having high dynamic range active microwave filters using carbon nanotube electronics

Also Published As

Publication number Publication date
WO2020030533A1 (en) 2020-02-13

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)