IT1173688B - Circuito di sagomatura di impulsi di orologio - Google Patents
Circuito di sagomatura di impulsi di orologioInfo
- Publication number
- IT1173688B IT1173688B IT24249/83A IT2424983A IT1173688B IT 1173688 B IT1173688 B IT 1173688B IT 24249/83 A IT24249/83 A IT 24249/83A IT 2424983 A IT2424983 A IT 2424983A IT 1173688 B IT1173688 B IT 1173688B
- Authority
- IT
- Italy
- Prior art keywords
- impulse circuit
- clock impulse
- clock
- circuit
- impulse
- Prior art date
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
- H03K5/01—Shaping pulses
- H03K5/04—Shaping pulses by increasing duration; by decreasing duration
-
- 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
- H03K5/156—Arrangements in which a continuous pulse train is transformed into a train having a desired pattern
- H03K5/1565—Arrangements in which a continuous pulse train is transformed into a train having a desired pattern the output pulses having a constant duty cycle
-
- 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
- H03K5/133—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals using a chain of active delay devices
-
- 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
- H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
- H03K2005/0015—Layout of the delay element
- H03K2005/00195—Layout of the delay element using FET's
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Pulse Circuits (AREA)
- Manipulation Of Pulses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/452,157 US4479216A (en) | 1982-12-22 | 1982-12-22 | Skew-free clock circuit for integrated circuit chip |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8324249A0 IT8324249A0 (it) | 1983-12-19 |
IT1173688B true IT1173688B (it) | 1987-06-24 |
Family
ID=23795288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24249/83A IT1173688B (it) | 1982-12-22 | 1983-12-19 | Circuito di sagomatura di impulsi di orologio |
Country Status (7)
Country | Link |
---|---|
US (1) | US4479216A (it) |
EP (1) | EP0129580A4 (it) |
JP (1) | JPS60500115A (it) |
KR (1) | KR840007202A (it) |
GB (1) | GB2133645B (it) |
IT (1) | IT1173688B (it) |
WO (1) | WO1984002621A1 (it) |
Families Citing this family (50)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4508983A (en) * | 1983-02-10 | 1985-04-02 | Motorola, Inc. | MOS Analog switch driven by complementary, minimally skewed clock signals |
US4527075A (en) * | 1983-07-11 | 1985-07-02 | Sperry Corporation | Clock source with automatic duty cycle correction |
US4639615A (en) * | 1983-12-28 | 1987-01-27 | At&T Bell Laboratories | Trimmable loading elements to control clock skew |
US4782253A (en) * | 1984-02-15 | 1988-11-01 | American Telephone & Telegraph Company, At&T Bell Laboratories | High speed MOS circuits |
US4754164A (en) * | 1984-06-30 | 1988-06-28 | Unisys Corp. | Method for providing automatic clock de-skewing on a circuit board |
EP0171022A3 (en) * | 1984-07-31 | 1988-02-03 | Yamaha Corporation | Signal delay device |
US4633226A (en) * | 1984-12-17 | 1986-12-30 | Black Jr William C | Multiple channel analog-to-digital converters |
US4714924A (en) * | 1985-12-30 | 1987-12-22 | Eta Systems, Inc. | Electronic clock tuning system |
JPS62230221A (ja) * | 1986-03-31 | 1987-10-08 | Toshiba Corp | バツフア回路 |
US4769558A (en) * | 1986-07-09 | 1988-09-06 | Eta Systems, Inc. | Integrated circuit clock bus layout delay system |
EP0469634A1 (en) * | 1986-08-27 | 1992-02-05 | Ohmatoi Naoyuki | Pulse phase adjusting circuit for use with an electrostatic capacitor type sensor |
US4755704A (en) * | 1987-06-30 | 1988-07-05 | Unisys Corporation | Automatic clock de-skewing apparatus |
US4860288A (en) * | 1987-10-23 | 1989-08-22 | Control Data Corporation | Clock monitor for use with VLSI chips |
US4868514A (en) * | 1987-11-17 | 1989-09-19 | International Business Machines Corporation | Apparatus and method for digital compensation of oscillator drift |
US4839907A (en) * | 1988-02-26 | 1989-06-13 | American Telephone And Telegraph Company, At&T Bell Laboratories | Clock skew correction arrangement |
US4926066A (en) * | 1988-09-12 | 1990-05-15 | Motorola Inc. | Clock distribution circuit having minimal skew |
JP2756325B2 (ja) * | 1989-12-07 | 1998-05-25 | 株式会社日立製作所 | クロック供給回路 |
US5118975A (en) * | 1990-03-05 | 1992-06-02 | Thinking Machines Corporation | Digital clock buffer circuit providing controllable delay |
US5159205A (en) * | 1990-10-24 | 1992-10-27 | Burr-Brown Corporation | Timing generator circuit including adjustable tapped delay line within phase lock loop to control timing of signals in the tapped delay line |
FR2681992A1 (fr) * | 1991-09-30 | 1993-04-02 | Bull Sa | Circuit a retard a commande numerique. |
US5640112A (en) * | 1994-02-28 | 1997-06-17 | Rikagaku Kenkyusho | Clock signal distributing system |
US5477180A (en) * | 1994-10-11 | 1995-12-19 | At&T Global Information Solutions Company | Circuit and method for generating a clock signal |
US5539333A (en) * | 1995-01-23 | 1996-07-23 | International Business Machines Corporation | CMOS receiver circuit |
US5525914A (en) * | 1995-01-23 | 1996-06-11 | International Business Machines Corporation | CMOS driver circuit |
US5548237A (en) * | 1995-03-10 | 1996-08-20 | International Business Machines Corporation | Process tolerant delay circuit |
US5646543A (en) * | 1995-10-12 | 1997-07-08 | Lucent Technologies Inc. | Integrated circuit having reduced inductive noise |
US6064707A (en) | 1995-12-22 | 2000-05-16 | Zilog, Inc. | Apparatus and method for data synchronizing and tracking |
US5856753A (en) * | 1996-03-29 | 1999-01-05 | Cypress Semiconductor Corp. | Output circuit for 3V/5V clock chip duty cycle adjustments |
US5990716A (en) * | 1996-06-27 | 1999-11-23 | Lsi Logic Corporation | Method and system for recovering digital data from a transmitted balanced signal |
US6060922A (en) * | 1998-02-20 | 2000-05-09 | Industrial Technology Research Institute | Duty cycle control buffer circuit with selective frequency dividing function |
DE19822373C2 (de) | 1998-02-20 | 2001-05-31 | Ind Technology Res Inst Hsinch | Frequenzvervielfachungsschaltung und -verfahren |
US6084452A (en) * | 1998-06-30 | 2000-07-04 | Sun Microsystems, Inc | Clock duty cycle control technique |
DE19927903A1 (de) * | 1999-06-18 | 2000-12-28 | Bosch Gmbh Robert | Vorrichtung zum Betreiben einer Last |
US6356132B1 (en) | 2000-01-31 | 2002-03-12 | Agere Systems Guardian Corp. | Programmable delay cell |
US7571359B2 (en) * | 2000-07-31 | 2009-08-04 | Massachusetts Institute Of Technology | Clock distribution circuits and methods of operating same that use multiple clock circuits connected by phase detector circuits to generate and synchronize local clock signals |
DE10131635B4 (de) | 2001-06-29 | 2004-09-30 | Infineon Technologies Ag | Vorrichtung und Verfahren zur Kalibrierung der Pulsdauer einer Signalquelle |
US6518809B1 (en) | 2001-08-01 | 2003-02-11 | Cypress Semiconductor Corp. | Clock circuit with self correcting duty cycle |
US6771136B1 (en) | 2001-12-10 | 2004-08-03 | Cypress Semiconductor Corp. | System and method for restoring the mark and space ratio of a clocking signal output from an oscillator |
US7461304B1 (en) * | 2003-07-07 | 2008-12-02 | Marvell Israel (M.I.S.L.) Ltd. | Integrated circuit test using clock signal modification |
JP2005064701A (ja) * | 2003-08-08 | 2005-03-10 | Rohm Co Ltd | クロック入出力装置 |
JP4556648B2 (ja) * | 2004-12-03 | 2010-10-06 | ヤマハ株式会社 | デューティ比補正回路 |
DE102005028173B4 (de) * | 2005-06-17 | 2007-03-08 | Texas Instruments Deutschland Gmbh | Integrierte CMOS-Tastverhältnis-Korrekturschaltung für ein Taktsignal |
US8035455B1 (en) | 2005-12-21 | 2011-10-11 | Cypress Semiconductor Corporation | Oscillator amplitude control network |
DE102006011448B4 (de) * | 2006-03-13 | 2013-08-01 | Austriamicrosystems Ag | Schaltungsanordnung und Verfahren zum Bereitstellen eines Taktsignals mit einem einstellbaren Tastverhältnis |
DE102006061649A1 (de) * | 2006-12-27 | 2008-07-03 | Infineon Technologies Ag | Einrichtung zum Einstellen eines Tastverhältnisses, Tastverhältnis-Einstellschaltung und Verfahren zum Einstellen eines Tastverhältnisses |
JP4412508B2 (ja) * | 2007-10-04 | 2010-02-10 | Necエレクトロニクス株式会社 | 半導体回路 |
JP2010183284A (ja) * | 2009-02-04 | 2010-08-19 | Toshiba Corp | 発振回路、及びメモリシステム |
US8384457B2 (en) * | 2011-04-06 | 2013-02-26 | Icera Inc. | Duty cycle correction |
US8954017B2 (en) | 2011-08-17 | 2015-02-10 | Broadcom Corporation | Clock signal multiplication to reduce noise coupled onto a transmission communication signal of a communications device |
ITUB20159405A1 (it) | 2015-12-23 | 2017-06-23 | St Microelectronics Srl | Circuito e metodo di generazione di un segnale di clock con regolazione del duty cycle |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3646370A (en) * | 1970-07-06 | 1972-02-29 | Honeywell Inc | Stabilized monostable delay multivibrator or one-shot apparatus |
US3712994A (en) * | 1971-07-20 | 1973-01-23 | Int Standard Electric Corp | Automatic time control circuit |
US4135160A (en) * | 1977-05-27 | 1979-01-16 | Tektronix, Inc. | Pulse width normalizer |
US4241418A (en) * | 1977-11-23 | 1980-12-23 | Honeywell Information Systems Inc. | Clock system having a dynamically selectable clock period |
US4239992A (en) * | 1978-09-14 | 1980-12-16 | Telex Computer Products, Inc. | Frequency tracking adjustable duty cycle ratio pulse generator |
US4277697A (en) * | 1979-01-15 | 1981-07-07 | Norlin Industries, Inc. | Duty cycle control apparatus |
US4355283A (en) * | 1980-11-28 | 1982-10-19 | Rca Corporation | Circuit and method for duty cycle control |
-
1982
- 1982-12-22 US US06/452,157 patent/US4479216A/en not_active Expired - Lifetime
-
1983
- 1983-12-05 EP EP19840900231 patent/EP0129580A4/en not_active Withdrawn
- 1983-12-05 JP JP84500267A patent/JPS60500115A/ja active Pending
- 1983-12-05 WO PCT/US1983/001897 patent/WO1984002621A1/en not_active Application Discontinuation
- 1983-12-09 GB GB08332966A patent/GB2133645B/en not_active Expired
- 1983-12-19 IT IT24249/83A patent/IT1173688B/it active
- 1983-12-20 KR KR1019830006045A patent/KR840007202A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0129580A1 (en) | 1985-01-02 |
WO1984002621A1 (en) | 1984-07-05 |
GB8332966D0 (en) | 1984-01-18 |
EP0129580A4 (en) | 1987-09-02 |
JPS60500115A (ja) | 1985-01-24 |
US4479216A (en) | 1984-10-23 |
KR840007202A (ko) | 1984-12-05 |
IT8324249A0 (it) | 1983-12-19 |
GB2133645B (en) | 1986-07-02 |
GB2133645A (en) | 1984-07-25 |
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