CN101252351B - 比较器电路 - Google Patents
比较器电路 Download PDFInfo
- Publication number
- CN101252351B CN101252351B CN2007101691793A CN200710169179A CN101252351B CN 101252351 B CN101252351 B CN 101252351B CN 2007101691793 A CN2007101691793 A CN 2007101691793A CN 200710169179 A CN200710169179 A CN 200710169179A CN 101252351 B CN101252351 B CN 101252351B
- Authority
- CN
- China
- Prior art keywords
- mentioned
- amplifying circuit
- circuit
- input
- 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.)
- Active
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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
-
- 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
- H03F3/45475—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
- H03F3/45928—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
- 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
- H03F2203/45212—Indexing scheme relating to differential amplifiers the differential amplifier being designed to have a reduced offset
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Manipulation Of Pulses (AREA)
- Analogue/Digital Conversion (AREA)
- Amplifiers (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006344413 | 2006-12-21 | ||
JP2006-344413 | 2006-12-21 | ||
JP2006344413 | 2006-12-21 | ||
JP2007291686 | 2007-11-09 | ||
JP2007-291686 | 2007-11-09 | ||
JP2007291686A JP5191214B2 (ja) | 2006-12-21 | 2007-11-09 | コンパレータ回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101252351A CN101252351A (zh) | 2008-08-27 |
CN101252351B true CN101252351B (zh) | 2012-07-04 |
Family
ID=39704724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101691793A Active CN101252351B (zh) | 2006-12-21 | 2007-12-21 | 比较器电路 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7755399B2 (zh) |
JP (1) | JP5191214B2 (zh) |
KR (1) | KR101232489B1 (zh) |
CN (1) | CN101252351B (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103065686B (zh) * | 2006-03-21 | 2016-09-14 | 剑桥模拟技术有限公司 | 采样数据电路的偏移消除 |
US8305131B2 (en) | 2006-03-21 | 2012-11-06 | Maxim Integrated, Inc. | Passive offset and overshoot cancellation for sampled-data circuits |
KR20120058057A (ko) * | 2010-11-29 | 2012-06-07 | 삼성전자주식회사 | 오프셋 제거 회로, 샘플링 회로 및 이미지 센서 |
CN102778910A (zh) * | 2011-05-08 | 2012-11-14 | 曹先国 | 高电压基准 |
CN102647189B (zh) * | 2012-05-22 | 2014-12-10 | 成都启臣微电子有限公司 | 动态比较器 |
JP5982510B2 (ja) * | 2015-02-09 | 2016-08-31 | 力晶科技股▲ふん▼有限公司 | 電圧発生回路、レギュレータ回路、半導体記憶装置及び半導体装置 |
US20180098015A1 (en) * | 2015-04-14 | 2018-04-05 | Center For Integrated Smart Sensors Foundation | Method and apparatus for embodying adc and pga using common amplifier |
JP6608645B2 (ja) * | 2015-08-11 | 2019-11-20 | 学校法人大阪産業大学 | 積分回路、電圧比較回路および電圧時間変換回路 |
TWI577153B (zh) * | 2015-10-08 | 2017-04-01 | 九暘電子股份有限公司 | 乙太網路供電設備的增益電路 |
CN105743507B (zh) * | 2016-02-02 | 2018-09-18 | 东南大学 | 一种应用于流水线型adc的低功耗比较器 |
US10083668B2 (en) * | 2016-03-09 | 2018-09-25 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device, display device, and electronic device |
US10320297B2 (en) * | 2017-10-25 | 2019-06-11 | Infineon Technologies Ag | Body-diode conduction detector for adaptive controlling of the power stage of power converters |
JP7153479B2 (ja) * | 2018-06-19 | 2022-10-14 | ラピスセミコンダクタ株式会社 | コンパレータ回路 |
JP2021186455A (ja) * | 2020-06-03 | 2021-12-13 | パナソニック株式会社 | 脈拍検出装置及び脈拍検出方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4302689A (en) * | 1979-08-02 | 1981-11-24 | John Fluke Mfg. Co., Inc. | Sample and hold circuit |
US4578646A (en) * | 1984-02-08 | 1986-03-25 | Hitachi, Ltd | Integral-type small signal input circuit |
NL8501492A (nl) * | 1985-05-24 | 1986-12-16 | Philips Nv | Bemonster- en houd-schakelinrichting. |
GB2195068B (en) * | 1986-09-10 | 1991-01-23 | Motorola Inc | Switched capacitor filters |
US4894620A (en) * | 1988-04-11 | 1990-01-16 | At&T Bell Laboratories | Switched-capacitor circuit with large time constant |
JP2762542B2 (ja) * | 1989-04-05 | 1998-06-04 | 日本電気株式会社 | コンパレータ回路 |
JPH03146878A (ja) * | 1989-11-01 | 1991-06-21 | Hitachi Ltd | コンパレータ |
US5331222A (en) * | 1993-04-29 | 1994-07-19 | University Of Maryland | Cochlear filter bank with switched-capacitor circuits |
JPH0792204A (ja) | 1993-09-27 | 1995-04-07 | Toshiba Corp | コンパレータ回路 |
JP3673058B2 (ja) * | 1997-04-08 | 2005-07-20 | 株式会社東芝 | コンパレータ回路 |
US6037809A (en) * | 1998-06-02 | 2000-03-14 | General Electric Company | Apparatus and method for a high frequency clocked comparator and apparatus for multi-phase programmable clock generator |
JP2000183703A (ja) * | 1998-12-10 | 2000-06-30 | Nec Corp | コンパレータ |
JP3737346B2 (ja) * | 2000-08-28 | 2006-01-18 | シャープ株式会社 | サンプルホールド増幅回路とそれを用いたパイプライン型ad変換器およびパイプライン型da変換器 |
-
2007
- 2007-11-09 JP JP2007291686A patent/JP5191214B2/ja active Active
- 2007-12-19 US US11/960,284 patent/US7755399B2/en not_active Expired - Fee Related
- 2007-12-21 KR KR1020070134974A patent/KR101232489B1/ko active IP Right Grant
- 2007-12-21 CN CN2007101691793A patent/CN101252351B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20080197887A1 (en) | 2008-08-21 |
KR20080058267A (ko) | 2008-06-25 |
CN101252351A (zh) | 2008-08-27 |
US7755399B2 (en) | 2010-07-13 |
KR101232489B1 (ko) | 2013-02-12 |
JP2008178079A (ja) | 2008-07-31 |
JP5191214B2 (ja) | 2013-05-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160314 Address after: Chiba County, Japan Patentee after: DynaFine Semiconductor Co.,Ltd. Address before: Chiba, Chiba, Japan Patentee before: Seiko Instruments Inc. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Chiba County, Japan Patentee after: ABLIC Inc. Address before: Chiba County, Japan Patentee before: DynaFine Semiconductor Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: Nagano Patentee after: ABLIC Inc. Address before: Chiba County, Japan Patentee before: ABLIC Inc. |
|
CP02 | Change in the address of a patent holder |