IT1394627B1 - Filtro passabanda a condensatori commutati di tipo tempo-discreto, in particolare per la cancellazione dell'offset e di rumore a bassa frequenza di stadi a condensatori commutati - Google Patents

Filtro passabanda a condensatori commutati di tipo tempo-discreto, in particolare per la cancellazione dell'offset e di rumore a bassa frequenza di stadi a condensatori commutati

Info

Publication number
IT1394627B1
IT1394627B1 ITTO2009A000431A ITTO20090431A IT1394627B1 IT 1394627 B1 IT1394627 B1 IT 1394627B1 IT TO2009A000431 A ITTO2009A000431 A IT TO2009A000431A IT TO20090431 A ITTO20090431 A IT TO20090431A IT 1394627 B1 IT1394627 B1 IT 1394627B1
Authority
IT
Italy
Prior art keywords
switched capacitors
passabanda
cancellation
stages
offset
Prior art date
Application number
ITTO2009A000431A
Other languages
English (en)
Inventor
Carlo Caminada
Andrea Visconti
Paolo Angelini
Piazza Roncoroni Alessandra Maria Rizzo
Original Assignee
St Microelectronics Rousset
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 St Microelectronics Rousset filed Critical St Microelectronics Rousset
Priority to ITTO2009A000431A priority Critical patent/IT1394627B1/it
Priority to US12/794,428 priority patent/US8497746B2/en
Priority to EP10165027A priority patent/EP2259426B1/en
Publication of ITTO20090431A1 publication Critical patent/ITTO20090431A1/it
Application granted granted Critical
Publication of IT1394627B1 publication Critical patent/IT1394627B1/it
Priority to US13/928,024 priority patent/US9106208B2/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters
    • H03H19/004—Switched capacitor networks
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Amplifiers (AREA)
  • Gyroscopes (AREA)
ITTO2009A000431A 2009-06-05 2009-06-05 Filtro passabanda a condensatori commutati di tipo tempo-discreto, in particolare per la cancellazione dell'offset e di rumore a bassa frequenza di stadi a condensatori commutati IT1394627B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ITTO2009A000431A IT1394627B1 (it) 2009-06-05 2009-06-05 Filtro passabanda a condensatori commutati di tipo tempo-discreto, in particolare per la cancellazione dell'offset e di rumore a bassa frequenza di stadi a condensatori commutati
US12/794,428 US8497746B2 (en) 2009-06-05 2010-06-04 Switched-capacitor band-pass filter of a discrete-time type, in particular for cancelling offset and low-frequency noise of switched-capacitor stages
EP10165027A EP2259426B1 (en) 2009-06-05 2010-06-04 Switched-capacitor band-pass filter of a discrete-time type, in particular for cancelling offset and low-frequency noise of switched-capacitor stages
US13/928,024 US9106208B2 (en) 2009-06-05 2013-06-26 Switched-capacitor band-pass filter of a discrete-time type, in particular for cancelling offset and low-frequency noise of switched-capacitor stages

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO2009A000431A IT1394627B1 (it) 2009-06-05 2009-06-05 Filtro passabanda a condensatori commutati di tipo tempo-discreto, in particolare per la cancellazione dell'offset e di rumore a bassa frequenza di stadi a condensatori commutati

Publications (2)

Publication Number Publication Date
ITTO20090431A1 ITTO20090431A1 (it) 2010-12-06
IT1394627B1 true IT1394627B1 (it) 2012-07-05

Family

ID=41611448

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO2009A000431A IT1394627B1 (it) 2009-06-05 2009-06-05 Filtro passabanda a condensatori commutati di tipo tempo-discreto, in particolare per la cancellazione dell'offset e di rumore a bassa frequenza di stadi a condensatori commutati

Country Status (3)

Country Link
US (2) US8497746B2 (it)
EP (1) EP2259426B1 (it)
IT (1) IT1394627B1 (it)

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Also Published As

Publication number Publication date
ITTO20090431A1 (it) 2010-12-06
US20130285767A1 (en) 2013-10-31
EP2259426B1 (en) 2012-10-24
EP2259426A1 (en) 2010-12-08
US8497746B2 (en) 2013-07-30
US20100308935A1 (en) 2010-12-09
US9106208B2 (en) 2015-08-11

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