BR7808271A - Melhoramento na geracao de pulsos de relogio para um sistema de computador - Google Patents

Melhoramento na geracao de pulsos de relogio para um sistema de computador

Info

Publication number
BR7808271A
BR7808271A BR7808271A BR7808271A BR7808271A BR 7808271 A BR7808271 A BR 7808271A BR 7808271 A BR7808271 A BR 7808271A BR 7808271 A BR7808271 A BR 7808271A BR 7808271 A BR7808271 A BR 7808271A
Authority
BR
Brazil
Prior art keywords
improvement
generation
computer system
clock pulses
pulses
Prior art date
Application number
BR7808271A
Other languages
English (en)
Inventor
L Howe
V Scotto
A Paniccia
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 BR7808271A publication Critical patent/BR7808271A/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/08—Clock generators with changeable or programmable clock frequency
    • 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
    • H03K5/01—Shaping pulses
    • H03K5/04—Shaping pulses by increasing duration; by decreasing duration
    • H03K5/06—Shaping pulses by increasing duration; by decreasing duration by the use of delay lines or other analogue delay elements
    • 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
    • H03K5/13—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals
    • H03K5/131—Digitally controlled

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Pulse Circuits (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Tests Of Electronic Circuits (AREA)
BR7808271A 1977-12-19 1978-12-15 Melhoramento na geracao de pulsos de relogio para um sistema de computador BR7808271A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/861,755 US4165490A (en) 1977-12-19 1977-12-19 Clock pulse generator with selective pulse delay and pulse width control

Publications (1)

Publication Number Publication Date
BR7808271A true BR7808271A (pt) 1979-08-14

Family

ID=25336669

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7808271A BR7808271A (pt) 1977-12-19 1978-12-15 Melhoramento na geracao de pulsos de relogio para um sistema de computador

Country Status (13)

Country Link
US (1) US4165490A (pt)
JP (1) JPS5857769B2 (pt)
AT (1) AT375203B (pt)
AU (1) AU518871B2 (pt)
BR (1) BR7808271A (pt)
CA (1) CA1100195A (pt)
CH (1) CH637491A5 (pt)
DE (1) DE2851519C3 (pt)
ES (1) ES475912A1 (pt)
FR (1) FR2412205A1 (pt)
GB (1) GB2010552B (pt)
IT (1) IT1160023B (pt)
SE (1) SE7812553L (pt)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE408985B (sv) * 1977-12-27 1979-07-16 Philips Svenska Ab Pulsgenerator
DE2812242C2 (de) * 1978-03-21 1987-01-15 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Ablaufsteuerung
US4249119A (en) * 1978-12-18 1981-02-03 Rca Corporation Digital drive circuit for electric motor or the like
JPS5921045B2 (ja) * 1978-12-20 1984-05-17 富士通株式会社 クロツク信号分配回路の調整方式
US4254327A (en) * 1979-05-17 1981-03-03 The United States Of America As Represented By The Secretary Of The Navy Pulse generator having selectable pulse width and pulse repetition interval
US4316148A (en) * 1979-09-04 1982-02-16 Sperry Corporation Variable frequency logic clock
FR2468256A1 (fr) * 1979-10-22 1981-04-30 Thomson Csf Mat Tel Procede de production d'un signal numerique periodique a partir d'un autre signal numerique periodique, ces signaux etant synchronises avec des impulsions de reference, et dispositif de mise en oeuvre
US4359689A (en) * 1980-01-11 1982-11-16 Honeywell Information Systems Inc. Clock pulse driver
US4468624A (en) * 1980-07-23 1984-08-28 The United States Of America As Represented By The Secretary Of The Air Force Programmable synchronous digital delay line
US4414637A (en) * 1981-01-13 1983-11-08 Honeywell Information Systems Inc. Adjustable clock system having a dynamically selectable clock period
US4488297A (en) * 1982-04-05 1984-12-11 Fairchild Camera And Instrument Corp. Programmable deskewing of automatic test equipment
US4511846A (en) * 1982-05-24 1985-04-16 Fairchild Camera And Instrument Corporation Deskewing time-critical signals in automatic test equipment
DE3333862A1 (de) * 1982-10-12 1984-04-12 International Computers Ltd., London Datenspeichereinheit
EP0128228B1 (de) * 1983-06-08 1988-01-07 Ibm Deutschland Gmbh Verfahren und Anordnung zur Erzeugung von Impulsen beliebiger Zeitrelation innerhalb unmittelbar aufeinanderfolgender Impulsintervalle mit sehr hoher Genauigkeit und zeitlicher Auflösung
US4820944A (en) * 1983-08-01 1989-04-11 Schlumberger Systems & Services, Inc. Method and apparatus for dynamically controlling the timing of signals in automatic test systems
JPS6089774A (ja) * 1983-08-01 1985-05-20 フエアチアイルド　カメラ　アンド　インストルメント　コ−ポレ−シヨン 最小メモリを使用した自動テスト方式における信号タイミング装置の制御
US4789835A (en) * 1983-08-01 1988-12-06 Fairchild Camera & Instrument Corporation Control of signal timing apparatus in automatic test systems using minimal memory
US4675562A (en) * 1983-08-01 1987-06-23 Fairchild Semiconductor Corporation Method and apparatus for dynamically controlling the timing of signals in automatic test systems
US4546269A (en) * 1983-12-01 1985-10-08 Control Data Corporation Method and apparatus for optimally tuning clock signals for digital computers
JPS60170949A (ja) 1984-02-15 1985-09-04 Advantest Corp マルチクロツク発生装置
US4805195A (en) * 1984-06-08 1989-02-14 Amdahl Corporation Selectable timing delay circuit
JP2539600B2 (ja) * 1985-07-10 1996-10-02 株式会社アドバンテスト タイミング発生装置
JPS6270922A (ja) * 1985-09-04 1987-04-01 Fujitsu Ltd クロツク位相調整方式
GB2187005B (en) * 1986-02-21 1990-07-18 Cirrus Designs Limited Timing system for a circuit tester
DE3870680D1 (de) * 1987-03-20 1992-06-11 Hitachi Ltd Taktsignal-versorgungssystem.
US5184027A (en) * 1987-03-20 1993-02-02 Hitachi, Ltd. Clock signal supply system
US4833695A (en) * 1987-09-08 1989-05-23 Tektronix, Inc. Apparatus for skew compensating signals
US4868514A (en) * 1987-11-17 1989-09-19 International Business Machines Corporation Apparatus and method for digital compensation of oscillator drift
EP0319761A3 (en) * 1987-12-11 1990-10-24 COMPUTER CONSOLES INCORPORATED (a Delaware corporation) Multi-phase clock circuitry
US4931986A (en) * 1989-03-03 1990-06-05 Ncr Corporation Computer system clock generator for generating tuned multiple clock signals
US5258660A (en) * 1990-01-16 1993-11-02 Cray Research, Inc. Skew-compensated clock distribution system
US5036528A (en) * 1990-01-29 1991-07-30 Tandem Computers Incorporated Self-calibrating clock synchronization system
JP2567163B2 (ja) * 1991-08-29 1996-12-25 株式会社東芝 半導体集積回路
CH682608A5 (de) * 1991-10-28 1993-10-15 Landis & Gyr Business Support Anordnung zur Ueberwachung von Wechselstromschaltern.
DE4244696C2 (de) * 1991-11-01 1995-05-18 Hewlett Packard Co Verfahren zum Kalibrieren einer steuerbaren Verzögerungsschaltung
DE4235317C2 (de) * 1991-11-01 1994-07-07 Hewlett Packard Co Steuerbare Verzögerungsschaltung
US5382850A (en) * 1992-09-23 1995-01-17 Amdahl Corporation Selectable timing delay system
US5577235A (en) * 1994-08-31 1996-11-19 Microchip Technologies, Inc. Microcontroller with multiple timing functions available in a single peripheral module
US5594894A (en) * 1994-10-07 1997-01-14 Microchip Technology Incorporated Microcontroller with programmable postscaler for pulse width modulation interrupt
JP3708168B2 (ja) * 1995-06-13 2005-10-19 富士通株式会社 遅延装置
JP2994272B2 (ja) * 1996-08-23 1999-12-27 九州日本電気株式会社 多相クロック発生回路
JP3690899B2 (ja) * 1997-05-30 2005-08-31 富士通株式会社 クロック発生回路及び半導体装置
KR100247477B1 (ko) * 1997-06-30 2000-03-15 김영환 비중복 2위상 클럭 간의 스큐 조절을 위한 클럭 장치
US6067648A (en) * 1998-03-02 2000-05-23 Tanisys Technology, Inc. Programmable pulse generator
US6268753B1 (en) * 1998-04-15 2001-07-31 Texas Instruments Incorporated Delay element that has a variable wide-range delay capability
TW550446B (en) * 1999-03-31 2003-09-01 Oki Electric Ind Co Ltd Internal clock generation circuit
JP3380206B2 (ja) 1999-03-31 2003-02-24 沖電気工業株式会社 内部クロック発生回路
US6441666B1 (en) 2000-07-20 2002-08-27 Silicon Graphics, Inc. System and method for generating clock signals
US6868504B1 (en) * 2000-08-31 2005-03-15 Micron Technology, Inc. Interleaved delay line for phase locked and delay locked loops
US7158900B2 (en) * 2002-01-07 2007-01-02 Siemens Energy & Automation, Inc. Pulse output function for programmable logic controller
JP4231230B2 (ja) * 2002-02-05 2009-02-25 セイコーエプソン株式会社 パルス波形成形装置、レーザープリンタ、パルス波形成形方法およびレーザープリンタのシリアルビデオデータ生成方法
DE10249886B4 (de) * 2002-10-25 2005-02-10 Sp3D Chip Design Gmbh Verfahren und Vorrichtung zum Erzeugen eines Taktsignals mit vorbestimmten Taktsingaleigenschaften
US6836166B2 (en) * 2003-01-08 2004-12-28 Micron Technology, Inc. Method and system for delay control in synchronization circuits
US7253671B2 (en) * 2004-06-28 2007-08-07 Intelliserv, Inc. Apparatus and method for compensating for clock drift in downhole drilling components
US7489176B2 (en) * 2006-04-28 2009-02-10 Rambus Inc. Clock distribution circuit
US8102720B2 (en) * 2009-02-02 2012-01-24 Qualcomm Incorporated System and method of pulse generation
US9419630B2 (en) * 2014-12-29 2016-08-16 Texas Instruments Incorporated Phase shifted coarse/fine clock dithering responsive to controller select signals
US10367480B1 (en) * 2018-03-12 2019-07-30 Honeywell International Inc. Systems and methods for generating high performance pulse width modulation (PWM) signals
CN118300578B (zh) * 2024-05-16 2024-08-30 浙江大学舟山海洋研究中心 相控阵超声发射精确延时及脉宽调节的控制系统及方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440546A (en) * 1965-11-15 1969-04-22 Ibm Variable period and pulse width delay line pulse generating system
US3383525A (en) * 1966-01-21 1968-05-14 Chemcell Ltd Chemcell Limitee Selectable cycle timer with plural outputs of different time intervals and automaticreset
US3633113A (en) * 1969-12-22 1972-01-04 Ibm Timed pulse train generating system
US3697879A (en) * 1971-08-31 1972-10-10 Eltee Pulsitron On-off pulse time control
JPS536817B2 (pt) * 1972-04-04 1978-03-11
US3805167A (en) * 1972-06-27 1974-04-16 Telex Corp Digital pulse generator with automatic duty cycle control
US3959730A (en) * 1974-09-16 1976-05-25 Rockwell International Corporation Digital hysteresis circuit
US4011517A (en) * 1975-01-22 1977-03-08 Stromberg-Carlson Corporation Timer apparatus for incrementing timing code at variable clock rates
US3986126A (en) * 1975-05-15 1976-10-12 International Business Machines Corporation Serial pulse-code-modulated retiming system
US4101761A (en) * 1976-11-26 1978-07-18 Pacific Western Systems Timing pulse generator

Also Published As

Publication number Publication date
IT1160023B (it) 1987-03-04
DE2851519B2 (de) 1980-09-04
FR2412205B1 (pt) 1983-01-28
SE7812553L (sv) 1979-06-20
JPS5857769B2 (ja) 1983-12-21
FR2412205A1 (fr) 1979-07-13
JPS5487447A (en) 1979-07-11
GB2010552A (en) 1979-06-27
ES475912A1 (es) 1979-04-16
AU518871B2 (en) 1981-10-22
DE2851519C3 (de) 1981-06-11
AT375203B (de) 1984-07-10
IT7829275A0 (it) 1978-10-31
ATA856978A (de) 1983-11-15
CA1100195A (en) 1981-04-28
CH637491A5 (de) 1983-07-29
AU3938878A (en) 1980-03-06
GB2010552B (en) 1982-04-21
DE2851519A1 (de) 1979-06-21
US4165490A (en) 1979-08-21

Similar Documents

Publication Publication Date Title
BR7808271A (pt) Melhoramento na geracao de pulsos de relogio para um sistema de computador
FI782094A7 (fi) Smoerjoljekomposition samt foerfarande foer framstaellning daerav
FR2412909B1 (fr) Antememoire a configurations multiples
IT1105750B (it) Cassa d'orologio
IT8049119A0 (it) Scatola per medicinali
IT1160009B (it) Sistema di ingranaggi satelliti
FI782000A7 (fi) Foerbaettringar foer eller anslutna till haerdade glasskivor samt foerfarande foer deras framstaellning
MX147050A (es) Mejoras en sistema de telemetria para perforacion de pozos
BR7802577A (pt) Dispositivo para a introducao de informacao linguistica
AT380342B (de) Rechnersystem
FI783310A7 (fi) Interferonprodukt samt foerfarande foer framstaellning daerav
FR2299481A1 (fr) Dispositif destine a former de
IT1103837B (it) Procedimento per il ricupero dell uranio in soluzioni fosfatate
GB2002149A (en) Simulated pendulum clock
MX144793A (es) Mejoras a sistema simulador de funciones fisiologicas para munecas de juguete
BR7806338A (pt) Uniao por flanges parafusados
FI783842A7 (fi) Azolylalkyl-pyridinyl-etrar foerfaranden foer framstaellning av dessa samt anvaendning av dessa som fungicider
DK197478A (da) Fotopolymeriserbar masse
FI782255A7 (fi) Foerfarande foer separering av svaveldioxid fraon en gasstroem som innehaoller saodan samt anlaeggning foer utfoerande av foerfarandet
FI782221A7 (fi) Nya amidino-benzyl-pyrimidiner foerfarande foer deras framstaellning samt laekemedel som innehaoller dem
BR7903495A (pt) Disposicao em microprocessadores para a montagem de sistemas de multiprocessamento
NL7707260A (nl) Moederklokinrichting.
IT1109803B (it) Arpinismo per movimento di orologeria
BR8001800A (pt) Dispositivo de reconstituicao de relogio
FI781223A7 (fi) Boejliga elkablar med vaogformad isolering samt dessas framstaellningsfoerfarande