ATE413017T1 - Mehrstufiges komparatorsystem und -verfahren mit schneller erholungszeit und geringem offset - Google Patents
Mehrstufiges komparatorsystem und -verfahren mit schneller erholungszeit und geringem offsetInfo
- Publication number
- ATE413017T1 ATE413017T1 AT00307335T AT00307335T ATE413017T1 AT E413017 T1 ATE413017 T1 AT E413017T1 AT 00307335 T AT00307335 T AT 00307335T AT 00307335 T AT00307335 T AT 00307335T AT E413017 T1 ATE413017 T1 AT E413017T1
- Authority
- AT
- Austria
- Prior art keywords
- comparator system
- recovery time
- zeroing
- fast recovery
- multi stage
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 title abstract 2
- 230000003321 amplification Effects 0.000 abstract 1
- 238000003199 nucleic acid amplification method Methods 0.000 abstract 1
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
- H03K5/22—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
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
- H03F3/45183—Long tailed pairs
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
- H03F3/45632—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit
- H03F3/45744—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by offset reduction
- H03F3/45748—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by offset reduction by using a feedback circuit
- H03F3/45753—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by offset reduction by using a feedback circuit using switching means, e.g. sample and hold
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
- H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
- H03F3/45968—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction
- H03F3/45973—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction by using a feedback circuit
- H03F3/45977—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction by using a feedback circuit using switching means, e.g. sample and hold
-
- 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
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45702—Indexing scheme relating to differential amplifiers the LC comprising two resistors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Manipulation Of Pulses (AREA)
- Analogue/Digital Conversion (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/412,659 US6429697B1 (en) | 1999-10-05 | 1999-10-05 | Multi-stage, low-offset, fast-recovery, comparator system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE413017T1 true ATE413017T1 (de) | 2008-11-15 |
Family
ID=23633883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT00307335T ATE413017T1 (de) | 1999-10-05 | 2000-08-25 | Mehrstufiges komparatorsystem und -verfahren mit schneller erholungszeit und geringem offset |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6429697B1 (de) |
| EP (1) | EP1091489B1 (de) |
| JP (1) | JP3683486B2 (de) |
| AT (1) | ATE413017T1 (de) |
| DE (1) | DE60040643D1 (de) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6762643B2 (en) | 2001-04-11 | 2004-07-13 | Koninklijke Philips Electronics N.V. | High duty cycle offset compensation for operational amplifiers |
| US6583660B2 (en) * | 2001-05-25 | 2003-06-24 | Infineon Technologies Ag | Active auto zero circuit for time continuous open loop amplifiers |
| US7054609B2 (en) * | 2002-04-04 | 2006-05-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Linearity improvement of Gilbert mixers |
| US6753727B2 (en) | 2002-06-13 | 2004-06-22 | Skyworks Solutions, Inc. | Sequential DC offset correction for amplifier chain |
| US6819172B2 (en) * | 2002-12-13 | 2004-11-16 | Intel Corporation | DC offset cancellation techniques |
| JP2004312556A (ja) * | 2003-04-09 | 2004-11-04 | Sony Corp | 差動増幅器及び同差動増幅器を具備する２段増幅器並びに同２段増幅器を具備するアナログ／ディジタル変換器 |
| US7155185B2 (en) * | 2004-06-09 | 2006-12-26 | Theta Microelectronics, Inc. | Apparatus and methods for eliminating DC offset in a wireless communication device |
| US7917114B2 (en) * | 2005-03-30 | 2011-03-29 | Broadcom Corp. | DC cancellation circuit |
| US7630464B1 (en) * | 2005-04-19 | 2009-12-08 | Lattice Semiconductor Corporation | Analog-to-digital systems and methods |
| JP2007006566A (ja) * | 2005-06-22 | 2007-01-11 | Hitachi Ltd | モータ制御装置 |
| US7336214B2 (en) * | 2005-12-16 | 2008-02-26 | Alexander Krymski | Analog to digital converter circuit with offset reduction and image sensor using the same |
| TWI316786B (en) * | 2006-01-24 | 2009-11-01 | Realtek Semiconductor Corp | Circuit utilizing op-sharing technique |
| JP2009081749A (ja) * | 2007-09-27 | 2009-04-16 | Hitachi Ltd | 低オフセット入力回路 |
| US20090134914A1 (en) * | 2007-11-27 | 2009-05-28 | Himax Technologies Limited | Low offset comparator and offset cancellation method thereof |
| EP2338226B1 (de) | 2008-10-15 | 2015-01-21 | Nxp B.V. | Selbstkalibrierter niederspannungs-cmos-spitzendetektor |
| KR101201893B1 (ko) * | 2008-12-22 | 2012-11-16 | 한국전자통신연구원 | 고속 다단 전압 비교기 |
| US7764215B2 (en) * | 2008-12-31 | 2010-07-27 | Hong Kong Applied Science And Technology Research Institute Co., Ltd. | Multi-stage comparator with offset canceling capacitor across secondary differential inputs for high-speed low-gain compare and high-gain auto-zeroing |
| JP5427663B2 (ja) * | 2010-03-24 | 2014-02-26 | スパンション エルエルシー | Ａ／ｄ変換器 |
| US8508257B2 (en) * | 2011-04-28 | 2013-08-13 | Analog Devices, Inc. | Noise cancellation system and method for amplifiers |
| US8258864B1 (en) | 2011-09-21 | 2012-09-04 | Hong Kong Applied Science And Technology Research Institute Co., Ltd. | Ultra low voltage multi-stage high-speed CMOS comparator with autozeroing |
| US8493098B1 (en) * | 2012-03-14 | 2013-07-23 | Honeywell International Inc. | Systems and methods for compensating the input offset voltage of a comparator |
| US9602062B2 (en) | 2014-06-30 | 2017-03-21 | Qualcomm Incorporated | Audio switching amplifier |
| US11005469B1 (en) * | 2019-11-27 | 2021-05-11 | Robert Bosch Gmbh | Two step high speed auto-zero and self-calibration comparator |
| CN110995213B (zh) * | 2019-11-27 | 2023-07-07 | 芯创智创新设计服务中心(宁波)有限公司 | 一种低失调高精度静态比较器 |
| US11444580B2 (en) * | 2020-04-01 | 2022-09-13 | Stmicroelectronics International N.V. | Devices and methods for offset cancellation |
| US12261578B2 (en) | 2020-04-01 | 2025-03-25 | Stmicroelectronics International N.V. | Devices and methods for offset cancellation |
| US11764759B2 (en) | 2020-04-23 | 2023-09-19 | Silicon Laboratories Inc. | Apparatus for offset cancellation in comparators and associated methods |
| US11742843B2 (en) * | 2020-04-23 | 2023-08-29 | Silicon Laboratories Inc. | Apparatus for offset cancellation in comparators and associated methods |
| CN115189657A (zh) * | 2022-07-29 | 2022-10-14 | 普源精电科技股份有限公司 | 一种失调电压校准电路及校准方法 |
| EP4462676A1 (de) | 2023-05-12 | 2024-11-13 | Nxp B.V. | Verstärkerschaltung |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH659745A5 (de) * | 1983-06-08 | 1987-02-13 | Landis & Gyr Ag | Verstaerker mit niedriger offset-spannung. |
| US4599602A (en) * | 1983-08-03 | 1986-07-08 | Matsushita Electric Industrial Co., Ltd. | Serial-type A/D converter utilizing folding circuit cells |
| US4883987A (en) | 1988-05-04 | 1989-11-28 | Texas Instruments Incorporated | Comparator circuit having a fast recovery time |
| IT1225620B (it) * | 1988-10-06 | 1990-11-22 | Sgs Thomson Microelectronics | Comparatore cmos interamente differenziale a grande risoluzione |
| US4962323A (en) * | 1989-07-12 | 1990-10-09 | National Semiconductor Corporation | High speed auto zero comparator |
| US5600275A (en) | 1994-04-29 | 1997-02-04 | Analog Devices, Inc. | Low-voltage CMOS comparator with offset cancellation |
-
1999
- 1999-10-05 US US09/412,659 patent/US6429697B1/en not_active Expired - Lifetime
-
2000
- 2000-08-25 AT AT00307335T patent/ATE413017T1/de not_active IP Right Cessation
- 2000-08-25 EP EP00307335A patent/EP1091489B1/de not_active Expired - Lifetime
- 2000-08-25 DE DE60040643T patent/DE60040643D1/de not_active Expired - Lifetime
- 2000-09-06 JP JP2000270176A patent/JP3683486B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001144556A (ja) | 2001-05-25 |
| JP3683486B2 (ja) | 2005-08-17 |
| US6429697B1 (en) | 2002-08-06 |
| EP1091489A2 (de) | 2001-04-11 |
| EP1091489A3 (de) | 2004-06-09 |
| DE60040643D1 (de) | 2008-12-11 |
| EP1091489B1 (de) | 2008-10-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |