IT1227494B - Rivelatore di livello di tipo bipolare integrabile per segnali sinusoidali ad alta frequenza - Google Patents

Rivelatore di livello di tipo bipolare integrabile per segnali sinusoidali ad alta frequenza

Info

Publication number
IT1227494B
IT1227494B IT8822718A IT2271888A IT1227494B IT 1227494 B IT1227494 B IT 1227494B IT 8822718 A IT8822718 A IT 8822718A IT 2271888 A IT2271888 A IT 2271888A IT 1227494 B IT1227494 B IT 1227494B
Authority
IT
Italy
Prior art keywords
integrable
high frequency
level detector
type level
sinusoidal signals
Prior art date
Application number
IT8822718A
Other languages
English (en)
Other versions
IT8822718A0 (it
Inventor
Loic Lietar
Original Assignee
Sgs Thomson Microelectronics
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 Sgs Thomson Microelectronics filed Critical Sgs Thomson Microelectronics
Priority to IT8822718A priority Critical patent/IT1227494B/it
Publication of IT8822718A0 publication Critical patent/IT8822718A0/it
Priority to EP89202876A priority patent/EP0370559B1/en
Priority to DE68917689T priority patent/DE68917689T2/de
Priority to US07/436,777 priority patent/US5140185A/en
Priority to JP1297774A priority patent/JPH02184766A/ja
Application granted granted Critical
Publication of IT1227494B publication Critical patent/IT1227494B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
    • H03K5/2409—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using bipolar transistors
    • H03K5/2418—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using bipolar transistors with at least one differential stage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G01R19/16576—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing DC or AC voltage with one threshold
    • G01R19/1658—AC voltage or recurrent signals
IT8822718A 1988-11-24 1988-11-24 Rivelatore di livello di tipo bipolare integrabile per segnali sinusoidali ad alta frequenza IT1227494B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT8822718A IT1227494B (it) 1988-11-24 1988-11-24 Rivelatore di livello di tipo bipolare integrabile per segnali sinusoidali ad alta frequenza
EP89202876A EP0370559B1 (en) 1988-11-24 1989-11-13 Level detector of the integratable bipolar type for high-frequency sinusoidal signals
DE68917689T DE68917689T2 (de) 1988-11-24 1989-11-13 Integrierbarer bipolarer Niveaudetektor für hochfrequente sinusförmige Signale.
US07/436,777 US5140185A (en) 1988-11-24 1989-11-15 Integratable bipolar level detector for high-frequency sinusoidal signals
JP1297774A JPH02184766A (ja) 1988-11-24 1989-11-17 高周波正弦信号に対する集積可能なバイポーラ型レベル検出器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8822718A IT1227494B (it) 1988-11-24 1988-11-24 Rivelatore di livello di tipo bipolare integrabile per segnali sinusoidali ad alta frequenza

Publications (2)

Publication Number Publication Date
IT8822718A0 IT8822718A0 (it) 1988-11-24
IT1227494B true IT1227494B (it) 1991-04-12

Family

ID=11199614

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8822718A IT1227494B (it) 1988-11-24 1988-11-24 Rivelatore di livello di tipo bipolare integrabile per segnali sinusoidali ad alta frequenza

Country Status (5)

Country Link
US (1) US5140185A (it)
EP (1) EP0370559B1 (it)
JP (1) JPH02184766A (it)
DE (1) DE68917689T2 (it)
IT (1) IT1227494B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04304012A (ja) * 1991-03-31 1992-10-27 Sony Corp フイルタ回路
US5534818A (en) * 1993-12-30 1996-07-09 Vtc Inc. Preamplifier noise filtering circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6052380B2 (ja) * 1977-12-20 1985-11-19 日本電気株式会社 両極性電圧検出回路
NL7801907A (nl) * 1978-02-21 1979-08-23 Philips Nv Detektor.
NL8500171A (nl) * 1985-01-23 1986-08-18 Philips Nv Niveau-detektor.
US4801827A (en) * 1987-11-02 1989-01-31 Tektronix, Inc. Adjustable delay element for digital systems

Also Published As

Publication number Publication date
EP0370559A3 (en) 1991-05-08
DE68917689T2 (de) 1995-04-06
US5140185A (en) 1992-08-18
DE68917689D1 (de) 1994-09-29
IT8822718A0 (it) 1988-11-24
JPH02184766A (ja) 1990-07-19
EP0370559A2 (en) 1990-05-30
EP0370559B1 (en) 1994-08-24

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971129