CN1628294A - 使用自由振荡式环形振荡器的任意波形合成器 - Google Patents
使用自由振荡式环形振荡器的任意波形合成器 Download PDFInfo
- Publication number
- CN1628294A CN1628294A CNA028288998A CN02828899A CN1628294A CN 1628294 A CN1628294 A CN 1628294A CN A028288998 A CNA028288998 A CN A028288998A CN 02828899 A CN02828899 A CN 02828899A CN 1628294 A CN1628294 A CN 1628294A
- Authority
- CN
- China
- Prior art keywords
- module
- signal
- transition
- output
- algebraically
- 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.)
- Granted
Links
- 230000007704 transition Effects 0.000 claims abstract description 195
- 230000000630 rising effect Effects 0.000 claims abstract description 53
- 230000004044 response Effects 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims description 38
- 230000001934 delay Effects 0.000 claims description 32
- 238000012360 testing method Methods 0.000 claims description 25
- 230000001360 synchronised effect Effects 0.000 claims description 23
- 230000010355 oscillation Effects 0.000 claims description 18
- 230000008859 change Effects 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 12
- 238000005516 engineering process Methods 0.000 claims description 11
- 230000000644 propagated effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000012937 correction Methods 0.000 claims description 5
- 230000035945 sensitivity Effects 0.000 claims description 4
- 238000007562 laser obscuration time method Methods 0.000 claims description 3
- 230000003111 delayed effect Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 16
- 238000013461 design Methods 0.000 description 13
- 125000004122 cyclic group Chemical group 0.000 description 11
- 230000001960 triggered effect Effects 0.000 description 10
- 230000010363 phase shift Effects 0.000 description 6
- 238000007792 addition Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000001902 propagating effect Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000006903 response to temperature Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/02—Digital function generators
- G06F1/022—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/02—Digital function generators
- G06F1/025—Digital function generators for functions having two-valued amplitude, e.g. Walsh functions
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/14—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance frequency-determining element connected via bridge circuit to closed ring around which signal is transmitted
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/84—Generating pulses having a predetermined statistical distribution of a parameter, e.g. random pulse generators
-
- 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
- H03K5/159—Applications of delay lines not covered by the preceding subgroups
-
- 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
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
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)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Electrophonic Musical Instruments (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (35)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2002/009155 WO2003084051A2 (en) | 2002-03-25 | 2002-03-25 | An arbitrary waveform synthesizer using a free-running ring oscillator |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1628294A true CN1628294A (zh) | 2005-06-15 |
CN1327372C CN1327372C (zh) | 2007-07-18 |
Family
ID=33415151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028288998A Expired - Fee Related CN1327372C (zh) | 2002-03-25 | 2002-03-25 | 使用自由振荡式环形振荡器的任意波形合成器 |
Country Status (8)
Country | Link |
---|---|
US (4) | US6377094B1 (zh) |
EP (1) | EP1488507B1 (zh) |
JP (1) | JP4300471B2 (zh) |
KR (1) | KR100879587B1 (zh) |
CN (1) | CN1327372C (zh) |
AT (1) | ATE526635T1 (zh) |
AU (1) | AU2002306864A1 (zh) |
WO (1) | WO2003084051A2 (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7789311B2 (en) | 2003-04-16 | 2010-09-07 | L-1 Secure Credentialing, Inc. | Three dimensional data storage |
US7804982B2 (en) | 2002-11-26 | 2010-09-28 | L-1 Secure Credentialing, Inc. | Systems and methods for managing and detecting fraud in image databases used with identification documents |
CN103782516A (zh) * | 2011-05-13 | 2014-05-07 | 甲骨文国际公司 | 多个环形振荡器的同步输出 |
CN104956601A (zh) * | 2013-02-07 | 2015-09-30 | 唯听助听器公司 | 用于助听器的收发器和操作这种收发器的方法 |
CN106253897A (zh) * | 2015-06-08 | 2016-12-21 | 三垦电气株式会社 | 具有偶数相位延迟输出的环形振荡器 |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7106115B2 (en) * | 2000-06-29 | 2006-09-12 | Timelab Corporation | Arbitrary waveform synthesizer to generate one or more arbitrary waveforms |
US6377094B1 (en) | 2002-03-25 | 2002-04-23 | Oak Technology, Inc. | Arbitrary waveform synthesizer using a free-running ring oscillator |
US20030105104A1 (en) * | 2001-11-27 | 2003-06-05 | Burzynski Stanislaw R. | Formulation of amino acids and riboflavin useful to reduce toxic effects of cytotoxic chemotherapy |
US6807660B1 (en) * | 2002-10-01 | 2004-10-19 | Sequence Design, Inc. | Vectorless instantaneous current estimation |
TWI233107B (en) * | 2002-11-08 | 2005-05-21 | Mediatek Inc | Full digital fine-delay signal generator |
US7613263B2 (en) * | 2003-03-04 | 2009-11-03 | Altera Corporation | Clock and data recovery method and apparatus |
JP2007500917A (ja) * | 2003-07-30 | 2007-01-18 | タイムラブ コーポレーション | 保存媒体内情報の保全装置及び方法 |
TWI370622B (en) * | 2004-02-09 | 2012-08-11 | Altera Corp | Method, device and serializer-deserializer system for serial transfer of bits and method and deserializer for recovering bits at a destination |
US7397876B2 (en) * | 2004-08-11 | 2008-07-08 | International Business Machines Corporation | Methods and arrangements for link power reduction |
US7424046B2 (en) * | 2004-10-15 | 2008-09-09 | Altera Corporation | Spread spectrum clock signal generation system and method |
US8228110B1 (en) * | 2004-12-06 | 2012-07-24 | Marvell International Ltd. | Low power, low voltage phase interpolator |
TWI351818B (en) | 2005-01-11 | 2011-11-01 | Altera Corp | Power management of components having clock proces |
US7304521B2 (en) * | 2005-01-28 | 2007-12-04 | Altera Corporation | Delay circuit for synchronizing arrival of a clock signal at different circuit board points |
US7208991B2 (en) * | 2005-01-28 | 2007-04-24 | Altera Corporation | Digitally programmable delay circuit with process point tracking |
US7760829B2 (en) * | 2005-05-04 | 2010-07-20 | Altera Corporation | Dense-tap transversal filter with elementary coefficients |
US7385543B2 (en) * | 2006-06-19 | 2008-06-10 | Agilent Technologies, Inc. | Systems and methods for asynchronous triggering of an arbitrary waveform generator |
TWI342683B (en) * | 2007-02-06 | 2011-05-21 | Benq Corp | Method and apparatus for reducing electromagnetic interference |
US8102285B2 (en) * | 2008-06-05 | 2012-01-24 | Kalow Technologies, Inc. | Modular debouncing device |
US9559578B2 (en) | 2011-12-23 | 2017-01-31 | Intel Corporation | Apparatus and system for generating a signal with phase angle configuration |
US9916407B2 (en) | 2013-12-05 | 2018-03-13 | International Business Machines Corporation | Phase algebra for analysis of hierarchical designs |
US10318695B2 (en) | 2013-12-05 | 2019-06-11 | International Business Machines Corporation | Phase algebra for virtual clock and mode extraction in hierarchical designs |
US9268889B2 (en) * | 2013-12-05 | 2016-02-23 | International Business Machines Corporation | Verification of asynchronous clock domain crossings |
US9584105B1 (en) * | 2016-03-10 | 2017-02-28 | Analog Devices, Inc. | Timing generator for generating high resolution pulses having arbitrary widths |
US10469059B1 (en) * | 2017-12-22 | 2019-11-05 | The Boeing Company | Stabilizing the startup behavior of ring oscillators |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51118924A (en) * | 1975-04-11 | 1976-10-19 | Matsushita Electric Ind Co Ltd | Ink jet recorder |
US4196451A (en) * | 1976-05-21 | 1980-04-01 | Xerox Corporation | Electronic halftone generator |
US4595992A (en) | 1982-06-07 | 1986-06-17 | Eaton Corporation | Encoding and decoding device for narrow bandwidth coherent signals |
DE3481472D1 (de) | 1984-12-21 | 1990-04-05 | Ibm | Digitale phasenregelschleife. |
US5555092A (en) * | 1987-12-15 | 1996-09-10 | Mscl | Method and apparatus for correcting horizontal, vertical and framing errors in motion picture film transfer |
GB8717173D0 (en) | 1987-07-21 | 1987-08-26 | Logic Replacement Technology L | Time measurement apparatus |
US4998109A (en) | 1989-12-13 | 1991-03-05 | Lechevalier Robert E | Analog to digital conversion device by charge integration using delay-line time measurement |
US5109283A (en) | 1990-03-02 | 1992-04-28 | Xerographic Laser Images Corporation | Raster scanning engine driver which independently locates engine drive signal transistors within each cell area |
US5199008A (en) | 1990-03-14 | 1993-03-30 | Southwest Research Institute | Device for digitally measuring intervals of time |
US5166959A (en) | 1991-12-19 | 1992-11-24 | Hewlett-Packard Company | Picosecond event timer |
US5204678A (en) | 1992-02-10 | 1993-04-20 | Tektronix, Inc. | Dual-ranked time-interval conversion circuit |
US5552733A (en) * | 1993-01-19 | 1996-09-03 | Credence Systems Corporation | Precise and agile timing signal generator based on a retriggered oscillator |
FR2710800B1 (fr) * | 1993-09-27 | 1995-12-15 | Sgs Thomson Microelectronics | Ligne à retard numérique. |
GB2296142B (en) | 1994-12-16 | 1998-03-18 | Plessey Semiconductors Ltd | Circuit arrangement for measuring a time interval |
US5537069A (en) | 1995-03-30 | 1996-07-16 | Intel Corporation | Apparatus and method for selecting a tap range in a digital delay line |
US5550499A (en) | 1995-04-18 | 1996-08-27 | Cyrix Corporation | Single delay line adjustable duty cycle clock generator |
US5777500A (en) | 1996-01-16 | 1998-07-07 | Cyrix Corporation | Multiple clock source generation with independently adjustable duty cycles |
US5903522A (en) * | 1996-04-19 | 1999-05-11 | Oak Technology, Inc. | Free loop interval timer and modulator |
US5793709A (en) * | 1996-04-19 | 1998-08-11 | Xli Corporation | Free loop interval timer and modulator |
US5789953A (en) | 1996-05-29 | 1998-08-04 | Integrated Device Technology, Inc. | Clock signal generator providing non-integer frequency multiplication |
US5802356A (en) | 1996-11-13 | 1998-09-01 | Integrated Device Technology, Inc. | Configurable drive clock |
US6115586A (en) | 1997-05-30 | 2000-09-05 | Integrated Circuit Systems, Inc. | Multiple loop radio frequency synthesizer |
US6025745A (en) * | 1997-06-24 | 2000-02-15 | Digital Equipment Corporation | Auto-calibrating digital delay circuit |
US6046822A (en) * | 1998-01-09 | 2000-04-04 | Eastman Kodak Company | Ink jet printing apparatus and method for improved accuracy of ink droplet placement |
US6687319B1 (en) | 1999-02-04 | 2004-02-03 | Rambus Inc. | Spread spectrum clocking of digital signals |
US6697416B1 (en) | 1999-10-29 | 2004-02-24 | Texas Instruments Incorporated | Digital programmable, spread spectrum clock generator |
JP2001244797A (ja) | 2000-03-02 | 2001-09-07 | Asahi Kasei Microsystems Kk | クロックディレイ発生回路 |
US6377094B1 (en) * | 2002-03-25 | 2002-04-23 | Oak Technology, Inc. | Arbitrary waveform synthesizer using a free-running ring oscillator |
US6664838B1 (en) | 2001-08-31 | 2003-12-16 | Integrated Device Technology, Inc. | Apparatus and method for generating a compensated percent-of-clock period delay signal |
US6909311B2 (en) | 2002-04-03 | 2005-06-21 | Analog Devices, Inc. | Methods and apparatus for synthesizing a clock signal |
US6882196B2 (en) | 2002-07-18 | 2005-04-19 | Sun Microsystems, Inc. | Duty cycle corrector |
JP3883063B2 (ja) | 2002-10-31 | 2007-02-21 | ローム株式会社 | クロック生成装置 |
US7072781B1 (en) | 2004-07-06 | 2006-07-04 | Advanced Micro Devices, Inc. | Architecture for generating adaptive arbitrary waveforms |
US7376182B2 (en) | 2004-08-23 | 2008-05-20 | Microchip Technology Incorporated | Digital processor with pulse width modulation module having dynamically adjustable phase offset capability, high speed operation and simultaneous update of multiple pulse width modulation duty cycle registers |
-
2000
- 2000-06-29 US US09/607,078 patent/US6377094B1/en not_active Expired - Lifetime
-
2002
- 2002-03-25 KR KR1020047015474A patent/KR100879587B1/ko not_active IP Right Cessation
- 2002-03-25 AT AT02807145T patent/ATE526635T1/de not_active IP Right Cessation
- 2002-03-25 WO PCT/US2002/009155 patent/WO2003084051A2/en active Application Filing
- 2002-03-25 AU AU2002306864A patent/AU2002306864A1/en not_active Abandoned
- 2002-03-25 CN CNB028288998A patent/CN1327372C/zh not_active Expired - Fee Related
- 2002-03-25 JP JP2003581342A patent/JP4300471B2/ja not_active Expired - Fee Related
- 2002-03-25 EP EP02807145A patent/EP1488507B1/en not_active Expired - Lifetime
- 2002-04-24 US US10/131,606 patent/US6664832B2/en not_active Expired - Lifetime
-
2004
- 2004-09-27 US US10/951,435 patent/US7425875B2/en not_active Expired - Fee Related
-
2008
- 2008-09-30 US US12/241,194 patent/USRE41981E1/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7804982B2 (en) | 2002-11-26 | 2010-09-28 | L-1 Secure Credentialing, Inc. | Systems and methods for managing and detecting fraud in image databases used with identification documents |
US7789311B2 (en) | 2003-04-16 | 2010-09-07 | L-1 Secure Credentialing, Inc. | Three dimensional data storage |
CN103782516A (zh) * | 2011-05-13 | 2014-05-07 | 甲骨文国际公司 | 多个环形振荡器的同步输出 |
CN103782516B (zh) * | 2011-05-13 | 2016-11-09 | 甲骨文国际公司 | 多个环形振荡器的同步输出 |
CN104956601A (zh) * | 2013-02-07 | 2015-09-30 | 唯听助听器公司 | 用于助听器的收发器和操作这种收发器的方法 |
CN106253897A (zh) * | 2015-06-08 | 2016-12-21 | 三垦电气株式会社 | 具有偶数相位延迟输出的环形振荡器 |
Also Published As
Publication number | Publication date |
---|---|
EP1488507B1 (en) | 2011-09-28 |
JP4300471B2 (ja) | 2009-07-22 |
EP1488507A4 (en) | 2005-06-22 |
US6377094B1 (en) | 2002-04-23 |
US7425875B2 (en) | 2008-09-16 |
WO2003084051A2 (en) | 2003-10-09 |
USRE41981E1 (en) | 2010-12-07 |
KR100879587B1 (ko) | 2009-01-21 |
KR20050023240A (ko) | 2005-03-09 |
AU2002306864A8 (en) | 2003-10-13 |
WO2003084051A3 (en) | 2004-01-15 |
AU2002306864A1 (en) | 2003-10-13 |
ATE526635T1 (de) | 2011-10-15 |
US20050163206A1 (en) | 2005-07-28 |
JP2005522081A (ja) | 2005-07-21 |
CN1327372C (zh) | 2007-07-18 |
US6664832B2 (en) | 2003-12-16 |
US20020190760A1 (en) | 2002-12-19 |
EP1488507A2 (en) | 2004-12-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1628294A (zh) | 使用自由振荡式环形振荡器的任意波形合成器 | |
EP3618281B1 (en) | Parallel fractional-n phase locked loop circuit | |
US6906562B1 (en) | Counter-based clock multiplier circuits and methods | |
US7782988B2 (en) | Digital frequency synthesizer | |
EP0711472B1 (en) | Clock phase shifting method and apparatus | |
US7106115B2 (en) | Arbitrary waveform synthesizer to generate one or more arbitrary waveforms | |
US5793709A (en) | Free loop interval timer and modulator | |
US7924071B2 (en) | Synchronization detection circuit, pulse width modulation circuit using the same, and synchronization detection method | |
EP3817228A1 (en) | A time measurement circuit, related system comprising a pwm signal generator circuit and a time measurement circuit, and corresponding integrated circuit | |
CN113228522B (zh) | 用于数据传输的由同步扩频时钟信号驱动的数字收发器 | |
US6525588B2 (en) | Clock control circuit and method | |
US5903522A (en) | Free loop interval timer and modulator | |
CN101346882B (zh) | 相位同步电路 | |
WO2007067631A9 (en) | Skew correction system eliminating phase ambiguity by using reference multiplication | |
US6346833B1 (en) | Frequency multiplier circuit | |
KR100807610B1 (ko) | Smd 임의 체배회로 | |
JP5303757B2 (ja) | タイミング発生回路 | |
US7500155B2 (en) | Average time extraction circuit for eliminating clock skew | |
WO2007067609A2 (en) | Ac technique for eliminating phase ambiguity in clocking signals | |
JP2011030071A (ja) | Pll回路 | |
WO2007067608A2 (en) | Average time extraction circuit for eliminating clock skew | |
Du et al. | A low phase noise DLL clock generator with a programmable dynamic frequency divider | |
JPH0691438B2 (ja) | 周期制御パルス発生回路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1079588 Country of ref document: HK |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ALTERA CORP. Free format text: FORMER OWNER: TIME STUDIO INC. Effective date: 20080822 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080822 Address after: American California Patentee after: Altera Corp. Address before: Massachusetts, USA Patentee before: Timelab Corp. |
|
REG | Reference to a national code |
Ref country code: HK Ref legal event code: WD Ref document number: 1079588 Country of ref document: HK |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070718 Termination date: 20180325 |
|
CF01 | Termination of patent right due to non-payment of annual fee |