SE464598B - I beroende av takten hos en foeljd av pulser styrbar omkopplare - Google Patents

I beroende av takten hos en foeljd av pulser styrbar omkopplare

Info

Publication number
SE464598B
SE464598B SE8700928A SE8700928A SE464598B SE 464598 B SE464598 B SE 464598B SE 8700928 A SE8700928 A SE 8700928A SE 8700928 A SE8700928 A SE 8700928A SE 464598 B SE464598 B SE 464598B
Authority
SE
Sweden
Prior art keywords
resistor
mono
capacitor
integration
flop
Prior art date
Application number
SE8700928A
Other languages
English (en)
Swedish (sv)
Other versions
SE8700928D0 (sv
SE8700928L (sv
Inventor
R Fey
Original Assignee
Fichtel & Sachs Ag
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 Fichtel & Sachs Ag filed Critical Fichtel & Sachs Ag
Publication of SE8700928D0 publication Critical patent/SE8700928D0/xx
Publication of SE8700928L publication Critical patent/SE8700928L/
Publication of SE464598B publication Critical patent/SE464598B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/15—Indicating that frequency of pulses is either above or below a predetermined value or within or outside a predetermined range of values, by making use of non-linear or digital elements (indicating that pulse width is above or below a certain limit)

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Manipulation Of Pulses (AREA)
  • Pulse Circuits (AREA)
  • Electronic Switches (AREA)
  • Dc-Dc Converters (AREA)
SE8700928A 1986-03-29 1987-03-05 I beroende av takten hos en foeljd av pulser styrbar omkopplare SE464598B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863610605 DE3610605A1 (de) 1986-03-29 1986-03-29 Frequenzschalter

Publications (3)

Publication Number Publication Date
SE8700928D0 SE8700928D0 (sv) 1987-03-05
SE8700928L SE8700928L (sv) 1987-09-30
SE464598B true SE464598B (sv) 1991-05-13

Family

ID=6297506

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8700928A SE464598B (sv) 1986-03-29 1987-03-05 I beroende av takten hos en foeljd av pulser styrbar omkopplare

Country Status (7)

Country Link
US (1) US4746820A (it)
JP (1) JPS62238469A (it)
DE (1) DE3610605A1 (it)
FR (1) FR2596871A1 (it)
GB (1) GB2188500B (it)
IT (1) IT1208353B (it)
SE (1) SE464598B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5781039A (en) * 1992-11-18 1998-07-14 Telefonaktiebolaget Lm Ericsson Frequency controlled switch

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4845379A (en) * 1988-07-05 1989-07-04 International Business Machines Corporation Sense circuit for detecting absence of a pulse train
DE3910620A1 (de) * 1989-04-01 1990-10-04 Hagenuk Telecom Gmbh Schaltungsanordnung zum erkennen einer signalfrequenz
US5446322A (en) * 1992-05-01 1995-08-29 Analog Devices, Inc. Apparatus and method for determining when the frequency of an alternating signal is below a predetermined threshold
US7116139B2 (en) * 2002-09-13 2006-10-03 Texas Instruments Incorporated Apparatus and method for controlling operation of a processor device during startup
CN1848683B (zh) * 2005-04-15 2010-05-05 鸿富锦精密工业（深圳）有限公司 三角波发生器及包含它的脉宽调制信号发生电路

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB978045A (en) * 1960-04-01 1964-12-16 Emi Ltd Improvements in or relating to electrical control circuits
GB1196551A (en) * 1968-02-01 1970-07-01 Quest Automation Sales Ltd Improvements in or relating to Monitoring and Control Systems
GB1182027A (en) * 1968-06-12 1970-02-25 Rolls Royce Improvements in or relating to tachometer circuits
DE2203320A1 (de) * 1972-01-25 1973-08-02 Daimler Benz Ag Vorrichtung zur bildung und verarbeitung von geschwindigkeitssignalen bei fahrzeugen
US3852675A (en) * 1972-10-11 1974-12-03 Itt Tone detection and switching circuit
US3886420A (en) * 1973-09-10 1975-05-27 Gen Signal Corp Frequency responsive speed control apparatus
GB1452757A (en) * 1973-12-03 1976-10-13 Texas Instruments Ltd Frequency responsive circuit
GB1457294A (en) * 1974-01-05 1976-12-01 Ferranti Ltd Pulse-frequency sensitive switching circuit arrangements felx
US3943382A (en) * 1974-12-23 1976-03-09 Sperry Rand Corporation Frequency operated switch
JPS55109968A (en) * 1979-02-16 1980-08-23 Nissan Motor Co Ltd Frequency decision circuit
US4327323A (en) * 1979-12-03 1982-04-27 Phillips Petroleum Company Comparator apparatus and process
US4454434A (en) * 1979-12-03 1984-06-12 Phillips Petroleum Company Calibration and status monitor comparator apparatus and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5781039A (en) * 1992-11-18 1998-07-14 Telefonaktiebolaget Lm Ericsson Frequency controlled switch

Also Published As

Publication number Publication date
FR2596871A1 (fr) 1987-10-09
IT1208353B (it) 1989-06-12
GB2188500B (en) 1990-04-04
JPS62238469A (ja) 1987-10-19
GB2188500A (en) 1987-09-30
SE8700928D0 (sv) 1987-03-05
IT8767240A0 (it) 1987-03-27
GB8702663D0 (en) 1987-03-11
US4746820A (en) 1988-05-24
DE3610605A1 (de) 1987-10-01
SE8700928L (sv) 1987-09-30

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