AT172588T - noise filter - Google Patents

noise filter


Publication number
AT172588T AT94309873T AT94309873T AT172588T AT 172588 T AT172588 T AT 172588T AT 94309873 T AT94309873 T AT 94309873T AT 94309873 T AT94309873 T AT 94309873T AT 172588 T AT172588 T AT 172588T
Prior art keywords
noise filter
Prior art date
Application number
Other languages
German (de)
Chih-Siung Wu
Kinyue Szeto
Original Assignee
Advanced Micro Devices Inc
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
Priority to US08/186,405 priority Critical patent/US5563532A/en
Application filed by Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Publication of AT172588T publication Critical patent/AT172588T/en



    • H03K5/00Manipulating pulses not covered by one of the other main groups in this subclass
    • H03K5/125Discriminating pulses
    • H03K5/1252Suppression or limitation of noise or interference
AT94309873T 1994-01-24 1994-12-28 noise filter AT172588T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US08/186,405 US5563532A (en) 1994-01-24 1994-01-24 Double filtering glitch eater for elimination of noise from signals on a SCSI bus

Publications (1)

Publication Number Publication Date
AT172588T true AT172588T (en) 1998-11-15



Family Applications (1)

Application Number Title Priority Date Filing Date
AT94309873T AT172588T (en) 1994-01-24 1994-12-28 noise filter

Country Status (6)

Country Link
US (1) US5563532A (en)
EP (1) EP0664612B1 (en)
JP (1) JPH07303034A (en)
KR (1) KR950033826A (en)
AT (1) AT172588T (en)
DE (2) DE69414088T2 (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5703416A (en) * 1996-02-23 1997-12-30 Microchip Technology Incorporated Electromagnetic compatibility for integrated circuit pins and internal nodes
FR2748583B1 (en) * 1996-05-07 1998-06-26 Asulab Sa Stabilization of an electronic regulation circuit of the mechanical movement of a timepiece
EP0845862A3 (en) * 1996-11-30 2000-02-23 Daewoo Electronics Co., Ltd Circuit for removing noise components of oscillator
US6055587A (en) * 1998-03-27 2000-04-25 Adaptec, Inc, Integrated circuit SCSI I/O cell having signal assertion edge triggered timed glitch filter that defines a strobe masking period to protect the contents of data latches
FR2777717B1 (en) * 1998-04-17 2002-12-06 Sextant Avionique Circuit for acquisition of binary analog signals
US6046617A (en) * 1998-06-25 2000-04-04 National Semiconductor Corporation CMOS level detection circuit with hysteresis having disable/enable function and method
US6374318B1 (en) 1998-10-16 2002-04-16 Dell Usa, L.P. Filter-circuit for computer system bus
US6621883B1 (en) 1999-01-04 2003-09-16 Seagate Technology Llc Method and means for data detection in SCSI ultra-3 disc interface
DE19960785A1 (en) 1999-12-16 2001-06-21 Thomson Brandt Gmbh Input filter stage for a data stream and method for filtering a data stream
US7003049B2 (en) * 2001-06-12 2006-02-21 Rf Micro Devices, Inc. Fractional-N digital modulation with analog IQ interface
US6779010B2 (en) 2001-06-12 2004-08-17 Rf Micro Devices, Inc. Accumulator with programmable full-scale range
US6448831B1 (en) * 2001-06-12 2002-09-10 Rf Micro Devices, Inc. True single-phase flip-flop
US6693468B2 (en) 2001-06-12 2004-02-17 Rf Micro Devices, Inc. Fractional-N synthesizer with improved noise performance
US6566939B1 (en) * 2001-08-06 2003-05-20 Lsi Logic Corporation Programmable glitch filter
US6529046B1 (en) 2001-12-12 2003-03-04 Etron Technology, Inc. Minimum pulse width detection and regeneration circuit
US6624678B1 (en) * 2002-10-09 2003-09-23 Analog Devices, Inc. Schmitt trigger device with disable
US7138821B2 (en) * 2002-11-18 2006-11-21 Koninklijke Philips Electronics N.V. Digital filter circuit and method for blocking a transmission line reflection signal
CN100555896C (en) 2002-11-18 2009-10-28 Nxp股份有限公司 Digital filter circuit and method for blocking a transmission line reflection signal
WO2004102219A2 (en) 2003-05-09 2004-11-25 Grass Valley (U.S.) Inc. Linear time code receiver
JP2005057217A (en) * 2003-08-07 2005-03-03 Renasas Northern Japan Semiconductor Inc Semiconductor integrated circuit device
US6894540B1 (en) 2003-12-17 2005-05-17 Freescale Semiconductor, Inc. Glitch removal circuit
JP4328319B2 (en) * 2005-08-02 2009-09-09 富士通マイクロエレクトロニクス株式会社 Clock supply circuit
US7557643B2 (en) * 2007-01-08 2009-07-07 Sandisk Corporation De-glitch circuit
JP5792025B2 (en) * 2011-10-21 2015-10-07 ラピスセミコンダクタ株式会社 Semiconductor device and noise removing device
EP3138218A4 (en) * 2014-04-30 2018-01-10 ABB Schweiz AG Apparatus and method for filtering noises in signal
US10277213B1 (en) 2017-10-26 2019-04-30 Nxp Usa, Inc. Glitch detection in input/output bus

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2410957C2 (en) * 1974-03-07 1982-10-21 Nixdorf Computer Ag, 4790 Paderborn, De
US4105980A (en) * 1977-06-27 1978-08-08 International Business Machines Corporation Glitch filter circuit
JPH0458735B2 (en) * 1983-07-28 1992-09-18 Sanyo Electric Co
JPH0681018B2 (en) * 1986-03-31 1994-10-12 三菱電機株式会社 The semiconductor integrated circuit
US5162666A (en) * 1991-03-15 1992-11-10 Tran Dzung J Transmission gate series multiplexer
US5113098A (en) * 1991-03-29 1992-05-12 Advanced Micro Devices, Inc. Glitch remover circuit for transmission links
US5265038A (en) * 1991-04-03 1993-11-23 Zilog, Inc. Computer system peripheral connection pulse filtering technique and circuit
US5198710A (en) * 1991-05-30 1993-03-30 Texas Instruments Incorporated Bi-directional digital noise glitch filter
US5194768A (en) * 1992-03-27 1993-03-16 Advanced Micro Devices, Inc. Apparatus for filtering noise from a periodic signal
JPH0630224A (en) * 1992-07-06 1994-02-04 Fuji Xerox Co Ltd Facsimile equipment
US5396633A (en) * 1992-10-02 1995-03-07 Compaq Computer Corporation Positive pulse format noise-filter and negative pulse format extension circuit for conditioning interrupt request signals

Also Published As

Publication number Publication date
US5563532A (en) 1996-10-08
EP0664612A1 (en) 1995-07-26
EP0664612B1 (en) 1998-10-21
DE69414088D1 (en) 1998-11-26
JPH07303034A (en) 1995-11-14
DE69414088T2 (en) 1999-06-24
KR950033826A (en) 1995-12-26

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