DE69737748D1 - Laufzeitunterschiedverringerungsschaltung - Google Patents
LaufzeitunterschiedverringerungsschaltungInfo
- Publication number
- DE69737748D1 DE69737748D1 DE69737748T DE69737748T DE69737748D1 DE 69737748 D1 DE69737748 D1 DE 69737748D1 DE 69737748 T DE69737748 T DE 69737748T DE 69737748 T DE69737748 T DE 69737748T DE 69737748 D1 DE69737748 D1 DE 69737748D1
- Authority
- DE
- Germany
- Prior art keywords
- reducing circuit
- skew reducing
- skew
- circuit
- reducing
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
-
- 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
- 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
- H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
- H03L7/0812—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used
- H03L7/0814—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used the phase shifting device being digitally controlled
-
- 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
- H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
- H03L7/0812—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used
- H03L7/0816—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used the controlled phase shifter and the frequency- or phase-detection arrangement being connected to a common input
-
- 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
- H03L7/087—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector in the loop
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Dram (AREA)
- Pulse Circuits (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12758397 | 1997-05-16 | ||
JP12758397A JP3708285B2 (ja) | 1997-05-16 | 1997-05-16 | スキュー低減回路と半導体装置 |
JP12758497A JP3727753B2 (ja) | 1997-05-16 | 1997-05-16 | スキュー低減回路と半導体装置 |
JP12758497 | 1997-05-16 | ||
JP12758297 | 1997-05-16 | ||
JP12758297A JP3708284B2 (ja) | 1997-05-16 | 1997-05-16 | スキュー低減回路と半導体装置 |
JP12976197 | 1997-05-20 | ||
JP12976197A JP3789598B2 (ja) | 1997-05-20 | 1997-05-20 | 複数種類のスキューを低減する回路及び半導体装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69737748D1 true DE69737748D1 (de) | 2007-07-05 |
DE69737748T2 DE69737748T2 (de) | 2008-01-31 |
Family
ID=27471312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69737748T Expired - Lifetime DE69737748T2 (de) | 1997-05-16 | 1997-11-10 | Laufzeitunterschiedverringerungsschaltung |
Country Status (4)
Country | Link |
---|---|
US (1) | US6114890A (de) |
EP (1) | EP0878910B1 (de) |
KR (1) | KR100381121B1 (de) |
DE (1) | DE69737748T2 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7187721B1 (en) * | 2000-02-09 | 2007-03-06 | Rambus Inc. | Transition-time control in a high-speed data transmitter |
GB2379142B (en) * | 2001-08-24 | 2004-11-17 | Fujitsu Ltd | Distribution of signals in high speed digital circuitry |
US7609778B2 (en) * | 2001-12-20 | 2009-10-27 | Richard S. Norman | Methods, apparatus, and systems for reducing interference on nearby conductors |
US6703868B2 (en) | 2001-12-20 | 2004-03-09 | Hyperchip Inc. | Methods, apparatus, and systems for reducing interference on nearby conductors |
US20030117183A1 (en) * | 2001-12-20 | 2003-06-26 | Claude Thibeault | Methods, apparatus, and systems for reducing interference on nearby conductors |
US6897497B2 (en) * | 2001-12-20 | 2005-05-24 | Hyperchip Inc. | Methods, apparatus, and systems for reducing interference on nearby conductors |
US7124314B2 (en) * | 2002-11-05 | 2006-10-17 | Ip-First, Llc | Method and apparatus for fine tuning clock signals of an integrated circuit |
JP4179884B2 (ja) * | 2003-01-08 | 2008-11-12 | 株式会社東芝 | 動作テスト回路を含む半導体集積回路、および、その動作テスト方法 |
US6686862B1 (en) * | 2003-02-21 | 2004-02-03 | National Semiconductor Corporation | Apparatus and method for duty cycle conversion |
US6859109B1 (en) | 2003-05-27 | 2005-02-22 | Pericom Semiconductor Corp. | Double-data rate phase-locked-loop with phase aligners to reduce clock skew |
US7664216B2 (en) * | 2004-08-05 | 2010-02-16 | Micron Technology, Inc. | Digital frequency locked delay line |
US7216247B2 (en) * | 2004-08-05 | 2007-05-08 | Texas Instruments Incorporated | Methods and systems to reduce data skew in FIFOs |
KR100887016B1 (ko) * | 2004-08-05 | 2009-03-04 | 마이크론 테크놀로지, 인크. | 디지털 주파수 동기 지연선 |
US7496169B2 (en) * | 2004-09-14 | 2009-02-24 | Nippon Precision Circuits Inc. | Frequency synthesizer, pulse train generation apparatus and pulse train generation method |
EP1772795A1 (de) * | 2005-10-10 | 2007-04-11 | STMicroelectronics (Research & Development) Limited | Schneller Pufferzeiger in einem Takt |
KR100801058B1 (ko) * | 2006-07-29 | 2008-02-04 | 삼성전자주식회사 | 스큐를 감소시키는 신호 전달 회로, 신호 전달 방법 및상기 회로를 구비하는 시스템 |
EP2119090A1 (de) * | 2007-03-02 | 2009-11-18 | Nxp B.V. | Schnelles hochfahren eines datenkommunikationssystems |
US8406361B2 (en) * | 2007-03-20 | 2013-03-26 | Nxp B.V. | Fast powering-up of data communication system |
US20080272817A1 (en) * | 2007-05-04 | 2008-11-06 | Niels Fricke | Integrated Circuit on a Semiconductor Chip with a Phase Shift Circuit and a Method for Digital Phase Shifting |
KR101418015B1 (ko) * | 2008-02-20 | 2014-07-09 | 삼성전자주식회사 | 스큐 조정 회로 및 방법 |
MX2012013817A (es) * | 2010-05-31 | 2013-01-28 | 663447 N B Inc | Metodo y sistema para mejorar el ahorro de combustible y controlar las emisiones de motor. |
TWI459360B (zh) * | 2011-08-09 | 2014-11-01 | Raydium Semiconductor Corp | 自動調整訊號偏移的源極驅動裝置 |
JP5910383B2 (ja) * | 2012-07-19 | 2016-04-27 | 株式会社ソシオネクスト | スキュー低減回路 |
WO2015038867A1 (en) * | 2013-09-16 | 2015-03-19 | Rambus Inc. | Source-synchronous receiver using edged-detection clock recovery |
JP2017028489A (ja) * | 2015-07-22 | 2017-02-02 | 富士通株式会社 | スキュー補正回路、電子装置及びスキュー補正方法 |
US10276229B2 (en) * | 2017-08-23 | 2019-04-30 | Teradyne, Inc. | Adjusting signal timing |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61216524A (ja) * | 1985-03-22 | 1986-09-26 | Hitachi Ltd | 位相同期検出回路 |
US5184027A (en) * | 1987-03-20 | 1993-02-02 | Hitachi, Ltd. | Clock signal supply system |
JPH02142215A (ja) * | 1988-11-24 | 1990-05-31 | Matsushita Electric Ind Co Ltd | 位相調整装置 |
US5087829A (en) * | 1988-12-07 | 1992-02-11 | Hitachi, Ltd. | High speed clock distribution system |
US5258660A (en) * | 1990-01-16 | 1993-11-02 | Cray Research, Inc. | Skew-compensated clock distribution system |
US5118975A (en) * | 1990-03-05 | 1992-06-02 | Thinking Machines Corporation | Digital clock buffer circuit providing controllable delay |
US5317202A (en) * | 1992-05-28 | 1994-05-31 | Intel Corporation | Delay line loop for 1X on-chip clock generation with zero skew and 50% duty cycle |
US5369640A (en) * | 1993-04-16 | 1994-11-29 | Digital Equipment Corporation | Method and apparatus for clock skew reduction through remote delay regulation |
DE4427972C1 (de) * | 1994-08-08 | 1995-07-27 | Siemens Ag | Integrierbare Taktrückgewinnungsschaltung |
JPH08265349A (ja) * | 1995-03-27 | 1996-10-11 | Toshiba Microelectron Corp | ディジタル情報処理装置 |
JP3639000B2 (ja) * | 1995-06-13 | 2005-04-13 | 富士通株式会社 | 位相合わせ装置及び遅延制御回路 |
-
1997
- 1997-11-10 EP EP97308993A patent/EP0878910B1/de not_active Expired - Lifetime
- 1997-11-10 DE DE69737748T patent/DE69737748T2/de not_active Expired - Lifetime
- 1997-11-10 US US08/967,658 patent/US6114890A/en not_active Expired - Lifetime
- 1997-11-18 KR KR1019970060722A patent/KR100381121B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR19980086422A (ko) | 1998-12-05 |
EP0878910A3 (de) | 2004-08-04 |
US6114890A (en) | 2000-09-05 |
DE69737748T2 (de) | 2008-01-31 |
KR100381121B1 (ko) | 2003-08-02 |
EP0878910B1 (de) | 2007-05-23 |
EP0878910A2 (de) | 1998-11-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: FUJITSU MICROELECTRONICS LTD., TOKYO, JP |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: FUJITSU SEMICONDUCTOR LTD., YOKOHAMA, KANAGAWA, JP |
|
8328 | Change in the person/name/address of the agent |
Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE |