DE60020451D1 - Komparatorschaltung - Google Patents
KomparatorschaltungInfo
- Publication number
- DE60020451D1 DE60020451D1 DE60020451T DE60020451T DE60020451D1 DE 60020451 D1 DE60020451 D1 DE 60020451D1 DE 60020451 T DE60020451 T DE 60020451T DE 60020451 T DE60020451 T DE 60020451T DE 60020451 D1 DE60020451 D1 DE 60020451D1
- Authority
- DE
- Germany
- Prior art keywords
- comparator circuit
- comparator
- circuit
- 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
- 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
- H03L7/097—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using a comparator for comparing the voltages obtained from two frequency to voltage converters
-
- 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
- H03K5/08—Shaping pulses by limiting; by thresholding; by slicing, i.e. combined limiting and thresholding
- H03K5/082—Shaping pulses by limiting; by thresholding; by slicing, i.e. combined limiting and thresholding with an adaptive threshold
-
- 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
- H03K19/0021—Modifications of threshold
- H03K19/0027—Modifications of threshold in field effect transistor circuits
-
- 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
- H03K3/023—Generators characterised by the type of circuit or by the means used for producing pulses by the use of differential amplifiers or comparators, with internal or external positive feedback
- H03K3/0231—Astable circuits
-
- 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
-
- 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
- H03K3/0322—Ring oscillators with differential cells
-
- 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
- H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
- H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
- H03K5/2472—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using field effect transistors
- H03K5/2481—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using field effect transistors with at least one differential stage
-
- 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
- H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
- H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
- H03K5/2472—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using field effect transistors
- H03K5/249—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using field effect transistors using clock signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/0018—Special modifications or use of the back gate voltage of a FET
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Manipulation Of Pulses (AREA)
- Dc-Dc Converters (AREA)
- Inverter Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15359099A JP4141587B2 (ja) | 1999-06-01 | 1999-06-01 | コンパレータ |
JP15359099 | 1999-06-01 | ||
JP15359199A JP3779843B2 (ja) | 1999-06-01 | 1999-06-01 | 電圧制御発振回路 |
JP15359199 | 1999-06-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60020451D1 true DE60020451D1 (de) | 2005-07-07 |
DE60020451T2 DE60020451T2 (de) | 2005-10-13 |
Family
ID=26482165
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60033204T Expired - Lifetime DE60033204T2 (de) | 1999-06-01 | 2000-03-29 | Spannungsgesteuerte Oszillatorschaltung |
DE60020451T Expired - Lifetime DE60020451T2 (de) | 1999-06-01 | 2000-03-29 | Komparatorschaltung |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60033204T Expired - Lifetime DE60033204T2 (de) | 1999-06-01 | 2000-03-29 | Spannungsgesteuerte Oszillatorschaltung |
Country Status (4)
Country | Link |
---|---|
US (1) | US6456170B1 (de) |
EP (2) | EP1058385B1 (de) |
KR (2) | KR100722747B1 (de) |
DE (2) | DE60033204T2 (de) |
Families Citing this family (63)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2368735B (en) * | 2000-09-01 | 2004-07-21 | Sgs Thomson Microelectronics | Oscillator |
KR100399954B1 (ko) * | 2000-12-14 | 2003-09-29 | 주식회사 하이닉스반도체 | 아날로그 상호 연관된 이중 샘플링 기능을 수행하는씨모스 이미지 센서용 비교 장치 |
DE10106486C2 (de) * | 2001-02-13 | 2003-02-27 | Infineon Technologies Ag | Oszillatorschaltung |
US6590429B2 (en) * | 2001-07-16 | 2003-07-08 | Samsung Electronics Co., Ltd. | Data receivers for reproducing data input signals and methods for detecting data signals in data input receivers |
US6734742B2 (en) | 2002-01-30 | 2004-05-11 | Stmicroelectronics, Inc. | Voltage controlled oscillator capable of linear operation at very low frequencies |
US7187244B2 (en) * | 2003-03-03 | 2007-03-06 | International Rectifier Corporation | Digital light ballast oscillator |
US6914494B1 (en) * | 2003-08-26 | 2005-07-05 | National Semiconductor Corporation | Very low current oscillator with variable duty cycle |
US6850101B1 (en) * | 2003-09-08 | 2005-02-01 | National Semiconductor Corporation | Single-line synchronizable oscillator circuit |
JP2005286477A (ja) * | 2004-03-29 | 2005-10-13 | Renesas Technology Corp | データスライサ |
TWI270252B (en) * | 2004-04-30 | 2007-01-01 | Richwave Technology Corp | Oscillation signal generation method and device |
US7406135B2 (en) * | 2004-06-22 | 2008-07-29 | International Business Machines Corporation | Reducing power consumption in signal detection |
US7236034B2 (en) * | 2004-07-27 | 2007-06-26 | Texas Instruments Incorporated | Self correcting scheme to match pull up and pull down devices |
KR101085698B1 (ko) * | 2004-09-08 | 2011-11-22 | 조지아 테크 리서치 코오포레이션 | 주파수 혼합 장치 |
DE102004054819B3 (de) * | 2004-11-12 | 2006-06-22 | Infineon Technologies Ag | Elektronische Schaltungsanordnung mit aktiver Regelung bei einem Empfang eines elektrischen Empfangssignals |
JP4607636B2 (ja) * | 2005-03-25 | 2011-01-05 | 株式会社東芝 | アナログ/ディジタル変換回路 |
US8264266B2 (en) * | 2006-04-26 | 2012-09-11 | Aivaka, Inc. | Clock with regulated duty cycle and frequency |
JP4817960B2 (ja) | 2006-05-17 | 2011-11-16 | 富士通セミコンダクター株式会社 | オシレータ回路及び半導体記憶装置 |
US7663351B2 (en) * | 2006-08-30 | 2010-02-16 | Texas Instruments Incorporated | Synchronization circuitry for multiple power converters coupled at a common node |
JP2009010623A (ja) * | 2007-06-27 | 2009-01-15 | Rohm Co Ltd | 発振回路およびパルス信号の生成方法 |
KR100910460B1 (ko) * | 2007-07-03 | 2009-08-04 | 삼성전기주식회사 | 주파수 가변 오실레이터 |
US8044705B2 (en) * | 2007-08-28 | 2011-10-25 | Sandisk Technologies Inc. | Bottom plate regulation of charge pumps |
US7586363B2 (en) * | 2007-12-12 | 2009-09-08 | Sandisk Corporation | Diode connected regulation of charge pumps |
US7969235B2 (en) | 2008-06-09 | 2011-06-28 | Sandisk Corporation | Self-adaptive multi-stage charge pump |
US20090302930A1 (en) * | 2008-06-09 | 2009-12-10 | Feng Pan | Charge Pump with Vt Cancellation Through Parallel Structure |
US8710907B2 (en) * | 2008-06-24 | 2014-04-29 | Sandisk Technologies Inc. | Clock generator circuit for a charge pump |
US7683700B2 (en) * | 2008-06-25 | 2010-03-23 | Sandisk Corporation | Techniques of ripple reduction for charge pumps |
US7847648B2 (en) * | 2008-10-13 | 2010-12-07 | Texas Instruments Incorporated | Oscillator with delay compensation |
US7795952B2 (en) * | 2008-12-17 | 2010-09-14 | Sandisk Corporation | Regulation of recovery rates in charge pumps |
JP5250769B2 (ja) * | 2009-01-22 | 2013-07-31 | セミコンダクター・コンポーネンツ・インダストリーズ・リミテッド・ライアビリティ・カンパニー | クロック発生回路 |
CN101562442B (zh) * | 2009-03-30 | 2012-09-19 | Bcd半导体制造有限公司 | 抖频电路及低频三角波发生器 |
US7893778B2 (en) * | 2009-06-19 | 2011-02-22 | Alpha & Omega Semiconductor Incorporated | Flexible low current oscillator for multiphase operations |
US7973592B2 (en) | 2009-07-21 | 2011-07-05 | Sandisk Corporation | Charge pump with current based regulation |
US8339183B2 (en) | 2009-07-24 | 2012-12-25 | Sandisk Technologies Inc. | Charge pump with reduced energy consumption through charge sharing and clock boosting suitable for high voltage word line in flash memories |
JP5375753B2 (ja) * | 2010-06-17 | 2013-12-25 | ミツミ電機株式会社 | 発振回路及びその動作電流制御方法 |
JP5814542B2 (ja) * | 2010-12-06 | 2015-11-17 | 株式会社東芝 | 発振回路 |
US8339185B2 (en) | 2010-12-20 | 2012-12-25 | Sandisk 3D Llc | Charge pump system that dynamically selects number of active stages |
US8294509B2 (en) | 2010-12-20 | 2012-10-23 | Sandisk Technologies Inc. | Charge pump systems with reduction in inefficiencies due to charge sharing between capacitances |
CN102759655B (zh) * | 2011-04-29 | 2016-03-16 | 飞兆半导体公司 | 多电源电压的检测电路及检测方法 |
US8699247B2 (en) | 2011-09-09 | 2014-04-15 | Sandisk Technologies Inc. | Charge pump system dynamically reconfigurable for read and program |
US8514628B2 (en) | 2011-09-22 | 2013-08-20 | Sandisk Technologies Inc. | Dynamic switching approach to reduce area and power consumption of high voltage charge pumps |
US8400212B1 (en) | 2011-09-22 | 2013-03-19 | Sandisk Technologies Inc. | High voltage charge pump regulation system with fine step adjustment |
KR101906226B1 (ko) | 2011-12-26 | 2018-10-11 | 삼성전자주식회사 | 이미지 센서 및 이를 포함하는 이미지 처리 시스템 |
CN103312265B (zh) | 2012-03-12 | 2017-07-04 | 飞思卡尔半导体公司 | 振荡器电路 |
WO2013156821A1 (en) * | 2012-04-20 | 2013-10-24 | Freescale Semiconductor, Inc. | An oscillator circuit, a semiconductor device and an apparatus |
US8710909B2 (en) | 2012-09-14 | 2014-04-29 | Sandisk Technologies Inc. | Circuits for prevention of reverse leakage in Vth-cancellation charge pumps |
US8836412B2 (en) | 2013-02-11 | 2014-09-16 | Sandisk 3D Llc | Charge pump with a power-controlled clock buffer to reduce power consumption and output voltage ripple |
US8981835B2 (en) | 2013-06-18 | 2015-03-17 | Sandisk Technologies Inc. | Efficient voltage doubler |
US9024680B2 (en) | 2013-06-24 | 2015-05-05 | Sandisk Technologies Inc. | Efficiency for charge pumps with low supply voltages |
US9077238B2 (en) | 2013-06-25 | 2015-07-07 | SanDisk Technologies, Inc. | Capacitive regulation of charge pumps without refresh operation interruption |
US9007046B2 (en) | 2013-06-27 | 2015-04-14 | Sandisk Technologies Inc. | Efficient high voltage bias regulation circuit |
US9083231B2 (en) | 2013-09-30 | 2015-07-14 | Sandisk Technologies Inc. | Amplitude modulation for pass gate to improve charge pump efficiency |
US9154027B2 (en) | 2013-12-09 | 2015-10-06 | Sandisk Technologies Inc. | Dynamic load matching charge pump for reduced current consumption |
US9817414B2 (en) * | 2015-04-13 | 2017-11-14 | Texas Instruments Incorporated | Undershoot reduction |
US9917507B2 (en) | 2015-05-28 | 2018-03-13 | Sandisk Technologies Llc | Dynamic clock period modulation scheme for variable charge pump load currents |
US9419597B1 (en) * | 2015-06-15 | 2016-08-16 | Analog Devices Global | Power-efficient chopping scheme for offset error correction in MEMS gyroscopes |
US9647536B2 (en) | 2015-07-28 | 2017-05-09 | Sandisk Technologies Llc | High voltage generation using low voltage devices |
US9520776B1 (en) | 2015-09-18 | 2016-12-13 | Sandisk Technologies Llc | Selective body bias for charge pump transfer switches |
EP3365958B1 (de) | 2015-10-22 | 2020-05-27 | WiTricity Corporation | Dynamische abstimmung in system zum drahtlosen energietransfer |
CN109581031B (zh) * | 2018-12-14 | 2019-07-19 | 华南理工大学 | 一种多功能多档位电流检测电路和方法 |
JP7356866B2 (ja) * | 2019-10-31 | 2023-10-05 | ローム株式会社 | 電圧コンパレータ |
CN112311360A (zh) * | 2020-02-18 | 2021-02-02 | 成都华微电子科技有限公司 | 一种无需参考时钟的高精度振荡器 |
JP2022141193A (ja) * | 2021-03-15 | 2022-09-29 | キオクシア株式会社 | 周波数電圧変換回路、半導体装置、及び、メモリシステム |
US11496119B1 (en) | 2021-08-09 | 2022-11-08 | Powerchip Semiconductor Manufacturing Corporation | Oscillator circuit |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4410813A (en) * | 1981-08-14 | 1983-10-18 | Motorola, Inc. | High speed CMOS comparator circuit |
JPS63301618A (ja) * | 1987-05-31 | 1988-12-08 | Nec Corp | 比較回路 |
US4791318A (en) * | 1987-12-15 | 1988-12-13 | Analog Devices, Inc. | MOS threshold control circuit |
US5017811A (en) * | 1989-10-27 | 1991-05-21 | Rockwell International Corporation | CMOS TTL input buffer using a ratioed inverter with a threshold voltage adjusted N channel field effect transistor |
US5329184A (en) * | 1992-11-05 | 1994-07-12 | National Semiconductor Corporation | Method and apparatus for feedback control of I/O characteristics of digital interface circuits |
EP0735677B1 (de) * | 1995-03-31 | 1999-12-22 | Co.Ri.M.Me. Consorzio Per La Ricerca Sulla Microelettronica Nel Mezzogiorno | Oszillatorschaltung mit einer versorgungsspannungsunabhängigen Oszillatorfrequenz |
US5701105A (en) * | 1995-08-04 | 1997-12-23 | Lg Semicon Co., Ltd. | Timer oscillation circuit with comparator clock control signal synchronized with oscillation signal |
JP3625572B2 (ja) * | 1996-05-21 | 2005-03-02 | 富士通株式会社 | 発振回路及びそれを利用したpll回路 |
JP3647147B2 (ja) * | 1996-06-28 | 2005-05-11 | 富士通株式会社 | 発振回路とそれを利用したpll回路 |
US5769873A (en) * | 1996-10-15 | 1998-06-23 | Pacesetter, Inc. | Meter for measuring battery charge delivered in an implantable device |
-
2000
- 2000-03-29 EP EP00302616A patent/EP1058385B1/de not_active Expired - Lifetime
- 2000-03-29 EP EP05002168A patent/EP1530293B1/de not_active Expired - Lifetime
- 2000-03-29 KR KR1020000016093A patent/KR100722747B1/ko not_active IP Right Cessation
- 2000-03-29 DE DE60033204T patent/DE60033204T2/de not_active Expired - Lifetime
- 2000-03-29 DE DE60020451T patent/DE60020451T2/de not_active Expired - Lifetime
- 2000-03-30 US US09/538,720 patent/US6456170B1/en not_active Expired - Lifetime
-
2006
- 2006-06-28 KR KR1020060058989A patent/KR100629196B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1530293A2 (de) | 2005-05-11 |
US6456170B1 (en) | 2002-09-24 |
KR20060083951A (ko) | 2006-07-21 |
EP1058385A3 (de) | 2001-01-10 |
KR100629196B1 (ko) | 2006-09-28 |
KR100722747B1 (ko) | 2007-05-30 |
EP1058385B1 (de) | 2005-06-01 |
KR20010006902A (ko) | 2001-01-26 |
EP1058385A2 (de) | 2000-12-06 |
DE60033204T2 (de) | 2007-05-03 |
EP1530293A3 (de) | 2005-05-18 |
DE60020451T2 (de) | 2005-10-13 |
DE60033204D1 (de) | 2007-03-15 |
EP1530293B1 (de) | 2007-01-24 |
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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 |