CN1173469C - 降低采样噪声的电路 - Google Patents

降低采样噪声的电路 Download PDF

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Publication number
CN1173469C
CN1173469C CNB988129280A CN98812928A CN1173469C CN 1173469 C CN1173469 C CN 1173469C CN B988129280 A CNB988129280 A CN B988129280A CN 98812928 A CN98812928 A CN 98812928A CN 1173469 C CN1173469 C CN 1173469C
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CN
China
Prior art keywords
electrode
current conducting
sampling
switch
switches
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
Application number
CNB988129280A
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English (en)
Chinese (zh)
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CN1295736A (zh
Inventor
÷���ء�Y����
梅里特·Y·洪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NXP USA Inc
Original Assignee
Freescale Semiconductor Inc
Motorola Inc
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Publication date
Application filed by Freescale Semiconductor Inc, Motorola Inc filed Critical Freescale Semiconductor Inc
Publication of CN1295736A publication Critical patent/CN1295736A/zh
Application granted granted Critical
Publication of CN1173469C publication Critical patent/CN1173469C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters
    • H03H19/004—Switched capacitor networks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C27/00—Electric analogue stores, e.g. for storing instantaneous values
    • G11C27/02—Sample-and-hold arrangements
    • G11C27/024—Sample-and-hold arrangements using a capacitive memory element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0283—Filters characterised by the filter structure
    • H03H17/0286—Combinations of filter structures
    • H03H17/0291—Digital and sampled data filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
CNB988129280A 1998-01-05 1998-12-29 降低采样噪声的电路 Expired - Lifetime CN1173469C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/002,789 1998-01-05
US09/002,789 US6147551A (en) 1998-01-05 1998-01-05 Switched capacitor circuit and method for reducing sampling noise

Publications (2)

Publication Number Publication Date
CN1295736A CN1295736A (zh) 2001-05-16
CN1173469C true CN1173469C (zh) 2004-10-27

Family

ID=21702522

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB988129280A Expired - Lifetime CN1173469C (zh) 1998-01-05 1998-12-29 降低采样噪声的电路

Country Status (7)

Country Link
US (1) US6147551A (https=)
EP (1) EP1066684B1 (https=)
JP (1) JP4344473B2 (https=)
KR (1) KR100599326B1 (https=)
CN (1) CN1173469C (https=)
DE (1) DE69837891T2 (https=)
WO (1) WO1999035741A1 (https=)

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KR20000074616A (ko) * 1999-05-24 2000-12-15 윤종용 스위치드 커패시터 기법을 이용한 이득 조절장치
US6463566B1 (en) * 2000-02-04 2002-10-08 Massachusetts Institute Of Technology Dynamic double sampling charge integrator
US6768443B2 (en) * 2000-11-30 2004-07-27 John Willis Switch capacitor circuit and applications thereof
US6522277B2 (en) * 2001-02-05 2003-02-18 Asahi Kasei Microsystems, Inc. Circuit, system and method for performing dynamic element matching using bi-directional rotation within a data converter
JP3493187B2 (ja) * 2001-06-13 2004-02-03 松下電器産業株式会社 逐次比較型ａ／ｄ変換器
US6670902B1 (en) * 2002-06-04 2003-12-30 Cirrus Logic, Inc. Delta-sigma modulators with improved noise performance
US6927722B2 (en) * 2003-05-20 2005-08-09 Freescale Semiconductor, Inc. Series capacitive component for switched-capacitor circuits consisting of series-connected capacitors
US7049990B2 (en) * 2003-09-05 2006-05-23 Broadcom Corporation Single loop feed-forward modulator with summing flash quantizer and multi-bit feedback
JP5022672B2 (ja) * 2005-11-22 2012-09-12 パナソニック株式会社 サンプリングミキサおよび受信機
TWI281322B (en) * 2005-11-29 2007-05-11 Alpha Imaging Technology Corp Digital analog converter apparatus and digital analog converter thereof
JP5019313B2 (ja) * 2006-03-07 2012-09-05 パナソニック株式会社 離散時間ダイレクトサンプリング回路及び受信機
CN101060321B (zh) * 2006-04-19 2011-04-06 北京希格玛和芯微电子技术有限公司 电荷转移装置、触摸感应装置及方法
TW200805878A (en) * 2006-07-12 2008-01-16 Sunplus Technology Co Ltd Programmable gain amplifier
TW200827755A (en) * 2006-09-11 2008-07-01 Sony Corp Charge sampling filter circuit and charge sampling method
JP5182895B2 (ja) * 2007-03-29 2013-04-17 パナソニック株式会社 サンプリングミキサ、フィルタ装置および無線機
US7969204B1 (en) * 2009-12-21 2011-06-28 Himax Media Solutions, Inc. Sample hold circuit and method thereof for eliminating offset voltage of analog signal
US8344794B2 (en) * 2010-06-22 2013-01-01 O2Micro Inc. Signal monitoring systems
JP2012080382A (ja) * 2010-10-04 2012-04-19 Seiko Epson Corp スイッチトキャパシター回路、フィルター回路、物理量測定装置及び電子機器
CN102281033A (zh) * 2011-03-30 2011-12-14 上海北京大学微电子研究院 减少开关电容采样噪声的技术
US8436642B1 (en) * 2011-08-23 2013-05-07 Xilinx, Inc. Control of termination capacitance for maximum transmitter bandwidth extension
CN102832938A (zh) * 2012-09-03 2012-12-19 江苏国石半导体有限公司 一种电流输入的adc电路
CN103825596B (zh) * 2014-03-07 2016-09-28 中国科学院半导体研究所 适用于温度传感器的可编程开关电容积分器
CA2971119A1 (en) * 2014-03-20 2015-09-24 Robert C. Schober Capacitor strings and application thereof to precision analog performance without precision parts
CN104052441B (zh) * 2014-06-10 2017-05-03 中国科学院高能物理研究所 预充电平衡负载开关电容电路和包含其的开关电容比较器
CN105208300B (zh) * 2014-06-23 2018-06-22 上海箩箕技术有限公司 图像传感器、非晶硅tft像素单元的读取电路及方法
KR102083386B1 (ko) * 2016-12-30 2020-03-02 주식회사 레이언스 검출회로
US10910714B2 (en) 2017-09-11 2021-02-02 Qualcomm Incorporated Configurable power combiner and splitter
CN113655987B (zh) * 2021-08-12 2024-04-26 上海晶丰明源半导体股份有限公司 一种运算电路及芯片

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Publication number Priority date Publication date Assignee Title
FR2437734A1 (fr) * 1978-09-26 1980-04-25 Thomson Csf Amplificateur a capacites commutees, filtre a capacites commutees et filtre a transfert de charges comportant un tel amplificateur
US4331894A (en) * 1980-05-29 1982-05-25 American Microsystems, Inc. Switched-capacitor interolation filter
US4604584A (en) * 1985-06-10 1986-08-05 Motorola, Inc. Switched capacitor precision difference amplifier
US5182521A (en) * 1987-08-28 1993-01-26 The University Of Melbourne Time-multiplexed switched capacitor circuit having reduced capacitance
US4894620A (en) * 1988-04-11 1990-01-16 At&T Bell Laboratories Switched-capacitor circuit with large time constant
FR2641924B1 (fr) * 1988-12-28 1991-05-03 Sgs Thomson Microelectronics Generateur de forme d'onde de signal analogique
US5065157A (en) * 1990-04-06 1991-11-12 General Electric Company High order sigma delta oversampled analog-to-digital converter integrated circuit network with minimal power dissipation and chip area requirements
CA2027083C (en) * 1990-10-05 1996-05-28 Kuang-Lu Lee Fully differential sample and hold adder circuit
US5103230A (en) * 1991-04-02 1992-04-07 Burr-Brown Corporation Precision digitized current integration and measurement circuit
US5162801A (en) * 1991-12-02 1992-11-10 Hughes Aircraft Company Low noise switched capacitor digital-to-analog converter
US5514997A (en) * 1993-04-14 1996-05-07 U.S. Philips Corporation Inverting delay circuit
US5608401A (en) * 1994-12-28 1997-03-04 Lucent Technologies Inc. Three-level digital-to-analog converter for low-power consumption
US5736895A (en) * 1996-01-16 1998-04-07 Industrial Technology Research Institute Biquadratic switched-capacitor filter using single operational amplifier
US5680072A (en) * 1996-01-24 1997-10-21 Harris Corporation Differential interpolating switched capacitor filter and method

Also Published As

Publication number Publication date
DE69837891D1 (de) 2007-07-19
KR20010033851A (ko) 2001-04-25
JP4344473B2 (ja) 2009-10-14
EP1066684B1 (en) 2007-06-06
US6147551A (en) 2000-11-14
EP1066684A1 (en) 2001-01-10
DE69837891T2 (de) 2007-10-18
JP2002503895A (ja) 2002-02-05
WO1999035741A1 (en) 1999-07-15
CN1295736A (zh) 2001-05-16
KR100599326B1 (ko) 2006-07-14

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