BR8700838A - Circuito multiplicador de frequencia - Google Patents

Circuito multiplicador de frequencia

Info

Publication number
BR8700838A
BR8700838A BR8700838A BR8700838A BR8700838A BR 8700838 A BR8700838 A BR 8700838A BR 8700838 A BR8700838 A BR 8700838A BR 8700838 A BR8700838 A BR 8700838A BR 8700838 A BR8700838 A BR 8700838A
Authority
BR
Brazil
Prior art keywords
circuit
frequency
frequency multiplicator
multiplicator circuit
multiplicator
Prior art date
Application number
BR8700838A
Other languages
English (en)
Inventor
Mack Wayne Riley
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of BR8700838A publication Critical patent/BR8700838A/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K13/00—Conveying record carriers from one station to another, e.g. from stack to punching mechanism
    • G06K13/02—Conveying record carriers from one station to another, e.g. from stack to punching mechanism the record carrier having longitudinal dimension comparable with transverse dimension, e.g. punched card
    • G06K13/08—Feeding or discharging cards
    • G06K13/0806—Feeding or discharging cards using an arrangement for ejection of an inserted card
    • G06K13/0825—Feeding or discharging cards using an arrangement for ejection of an inserted card the ejection arrangement being of the push-push kind
    • 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
    • H03K5/00006—Changing the frequency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Manipulation Of Pulses (AREA)
BR8700838A 1986-03-10 1987-02-23 Circuito multiplicador de frequencia BR8700838A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/837,997 US4691170A (en) 1986-03-10 1986-03-10 Frequency multiplier circuit

Publications (1)

Publication Number Publication Date
BR8700838A true BR8700838A (pt) 1987-12-22

Family

ID=25276000

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8700838A BR8700838A (pt) 1986-03-10 1987-02-23 Circuito multiplicador de frequencia

Country Status (5)

Country Link
US (1) US4691170A (pt)
EP (1) EP0237753A1 (pt)
JP (1) JPS62213412A (pt)
BR (1) BR8700838A (pt)
CA (1) CA1263455A (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61138681A (ja) * 1984-12-10 1986-06-26 Kanebo N S C Kk エマルジヨン接着剤
US4873704A (en) * 1988-05-09 1989-10-10 Cpt Corporation Method and apparatus for effectively doubling the operational speed of selected digital circuits
US5045715A (en) * 1990-03-19 1991-09-03 Apple Computer, Inc. Circuit for generating stretched clock phases on a cycle by cycle basis
US5257301A (en) * 1992-03-30 1993-10-26 Trw Inc. Direct digital frequency multiplier
US6157226A (en) * 1997-05-23 2000-12-05 Mitsubishi Denki Kabushiki Kaisha Clock generator
JP3372198B2 (ja) * 1997-09-17 2003-01-27 株式会社東芝 周波数逓倍器
US6415008B1 (en) * 1998-12-15 2002-07-02 BéCHADE ROLAND ALBERT Digital signal multiplier
JP4780865B2 (ja) * 2001-07-19 2011-09-28 富士通セミコンダクター株式会社 周波数逓倍装置
US6959179B1 (en) * 2002-02-06 2005-10-25 National Semiconductor Corporation Down/up-conversion mixer for direct conversion radios
US20100141307A1 (en) * 2008-12-08 2010-06-10 Ta-Yung Yang Frequency multiplier and method for frequency multiplying
JP2010210347A (ja) * 2009-03-09 2010-09-24 Brother Ind Ltd エンコーダ信号処理装置、エンコーダ信号処理方法、及び搬送装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1177695B (de) * 1958-09-19 1964-09-10 Siemens Ag Schaltungsanordnung zur Frequenz-vervielfachung und ihre Anwendung zur Frequenzmessung
US2992326A (en) * 1959-08-10 1961-07-11 Leonard R Kahn Frquency translating circuitry
US3443463A (en) * 1965-07-26 1969-05-13 Chicago Musical Instr Co Frequency doubler and coupler for electronic music generation systems
US3445685A (en) * 1966-11-10 1969-05-20 Gen Dynamics Corp Filtering apparatus
US3551826A (en) * 1968-05-16 1970-12-29 Raytheon Co Frequency multiplier and frequency waveform generator
US3673391A (en) * 1970-12-16 1972-06-27 Northern Electric Co Digital frequency multiplying system
US3798564A (en) * 1971-03-08 1974-03-19 J Langham Digital frequency multiplier
US3743946A (en) * 1971-06-11 1973-07-03 Halliburton Co Variable frequency multiplier and phase shifter
US3739156A (en) * 1971-07-21 1973-06-12 Chandler Evans Inc Frequency multiplier
US3786357A (en) * 1971-11-30 1974-01-15 Gen Electric Digital pulse train frequency multiplier
DE2212911A1 (de) * 1972-03-17 1973-09-27 Sauter August Gmbh Verfahren zur frequenzvervielfachung
US3922593A (en) * 1974-11-04 1975-11-25 Rca Corp Circuit for producing odd frequency multiple of an input signal
US3970954A (en) * 1975-04-03 1976-07-20 Bell Telephone Laboratories, Incorporated Digital frequency multiplier
US4025866A (en) * 1975-11-10 1977-05-24 Nasa Open loop digital frequency multiplier
JPS583367B2 (ja) * 1975-11-29 1983-01-21 松下電工株式会社 ホウデントウヨウアンテイキノ セイゾウホウホウ
JPS5456757A (en) * 1977-10-14 1979-05-08 Toshiba Corp Pulse generator
US4244027A (en) * 1979-03-19 1981-01-06 Rca Corporation Digital open loop programmable frequency multiplier
US4339722A (en) * 1979-05-23 1982-07-13 Micro Consultants Limited Digital frequency multiplier
JPS5632825A (en) * 1979-08-27 1981-04-02 Shimadzu Corp Frequency multiplying circuit
JPS60154711A (ja) * 1984-01-25 1985-08-14 Fujitsu Ltd 周波数２逓倍回路
US4596954A (en) * 1984-02-29 1986-06-24 American Microsystems, Inc. Frequency doubler with fifty percent duty cycle output signal

Also Published As

Publication number Publication date
EP0237753A1 (en) 1987-09-23
CA1263455A (en) 1989-11-28
US4691170A (en) 1987-09-01
JPS62213412A (ja) 1987-09-19

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