BR8304643A - Gerador de sinais de temporizacao e de sincronismo autocalibrado e processo de fornecer formas de onda digitais arbritarias de definicao de flanco pre-selecionda - Google Patents

Gerador de sinais de temporizacao e de sincronismo autocalibrado e processo de fornecer formas de onda digitais arbritarias de definicao de flanco pre-selecionda

Info

Publication number
BR8304643A
BR8304643A BR8304643A BR8304643A BR8304643A BR 8304643 A BR8304643 A BR 8304643A BR 8304643 A BR8304643 A BR 8304643A BR 8304643 A BR8304643 A BR 8304643A BR 8304643 A BR8304643 A BR 8304643A
Authority
BR
Brazil
Prior art keywords
architary
synchronism
signs
generator
self
Prior art date
Application number
BR8304643A
Other languages
English (en)
Portuguese (pt)
Inventor
Alan G Bell
Richard F Lyon
Caetano Borriello
Original Assignee
Xerox Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23633220&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8304643(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of BR8304643A publication Critical patent/BR8304643A/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/0805—Details of the phase-locked loop the loop being adapted to provide an additional control signal for use outside the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/03—Astable circuits
    • H03K3/0315—Ring oscillators
    • 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
    • H03K5/15—Arrangements in which pulses are delivered at different times at several outputs, i.e. pulse distributors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H03L7/0995—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator comprising a ring oscillator

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Pulse Circuits (AREA)
  • Manipulation Of Pulses (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
BR8304643A 1982-08-30 1983-08-26 Gerador de sinais de temporizacao e de sincronismo autocalibrado e processo de fornecer formas de onda digitais arbritarias de definicao de flanco pre-selecionda BR8304643A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/412,490 US4494021A (en) 1982-08-30 1982-08-30 Self-calibrated clock and timing signal generator for MOS/VLSI circuitry

Publications (1)

Publication Number Publication Date
BR8304643A true BR8304643A (pt) 1984-04-10

Family

ID=23633220

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8304643A BR8304643A (pt) 1982-08-30 1983-08-26 Gerador de sinais de temporizacao e de sincronismo autocalibrado e processo de fornecer formas de onda digitais arbritarias de definicao de flanco pre-selecionda

Country Status (5)

Country Link
US (1) US4494021A (cg-RX-API-DMAC10.html)
EP (1) EP0103404B1 (cg-RX-API-DMAC10.html)
JP (1) JPS5963822A (cg-RX-API-DMAC10.html)
BR (1) BR8304643A (cg-RX-API-DMAC10.html)
DE (1) DE3377560D1 (cg-RX-API-DMAC10.html)

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Also Published As

Publication number Publication date
US4494021A (en) 1985-01-15
EP0103404B1 (en) 1988-07-27
JPH0362052B2 (cg-RX-API-DMAC10.html) 1991-09-24
DE3377560D1 (en) 1988-09-01
EP0103404A2 (en) 1984-03-21
JPS5963822A (ja) 1984-04-11
EP0103404A3 (en) 1985-04-03

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B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 26/08/98