DE60044156D1 - Batteriespannungsüberwachung - Google Patents

Batteriespannungsüberwachung

Info

Publication number
DE60044156D1
DE60044156D1 DE60044156T DE60044156T DE60044156D1 DE 60044156 D1 DE60044156 D1 DE 60044156D1 DE 60044156 T DE60044156 T DE 60044156T DE 60044156 T DE60044156 T DE 60044156T DE 60044156 D1 DE60044156 D1 DE 60044156D1
Authority
DE
Germany
Prior art keywords
battery voltage
voltage monitoring
monitoring
battery
voltage
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
DE60044156T
Other languages
English (en)
Inventor
Kouichi Matsuda
Nakazawa Shigeaki
Mitsuo Saeki
Hidekiyo Ozawa
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE60044156D1 publication Critical patent/DE60044156D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
DE60044156T 2000-03-02 2000-12-14 Batteriespannungsüberwachung Expired - Lifetime DE60044156D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000056724A JP3788717B2 (ja) 2000-03-02 2000-03-02 電池パック、電池電圧モニタ回路、電池システム、機器装置、電池電圧モニタ方法、および電池電圧モニタプログラム記憶媒体

Publications (1)

Publication Number Publication Date
DE60044156D1 true DE60044156D1 (de) 2010-05-20

Family

ID=18577622

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60044156T Expired - Lifetime DE60044156D1 (de) 2000-03-02 2000-12-14 Batteriespannungsüberwachung
DE60044018T Expired - Lifetime DE60044018D1 (de) 2000-03-02 2000-12-14 Batteriespannungsüberwachung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60044018T Expired - Lifetime DE60044018D1 (de) 2000-03-02 2000-12-14 Batteriespannungsüberwachung

Country Status (5)

Country Link
US (1) US6486635B1 (de)
EP (2) EP1130405B1 (de)
JP (1) JP3788717B2 (de)
CN (1) CN100347561C (de)
DE (2) DE60044156D1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101076953B1 (ko) * 2003-10-27 2011-10-26 소니 주식회사 전지팩
JP4155978B2 (ja) * 2004-03-30 2008-09-24 三洋電機株式会社 電源装置
CN100464195C (zh) * 2005-03-30 2009-02-25 上海神力科技有限公司 一种安全准确的燃料电池电压监测装置
DE102006011715B4 (de) * 2006-03-14 2010-08-12 Moeller Gmbh Vorrichtung und Verfahren zur Messung einer ersten Spannung und einer zweiten Spannung mit einem Differenzspannungsmesser
US8200317B2 (en) * 2006-06-30 2012-06-12 Intel Corporation Method and apparatus for amplifying multiple signals using a single multiplexed amplifier channel with software controlled AC response
JP4216898B1 (ja) * 2008-03-28 2009-01-28 和征 榊原 電池パック
TWM359149U (en) * 2008-09-15 2009-06-11 Richtek Technology Corp Over-voltage protection circuit used in charging circuit system and charging circuit with over-voltage protection function
FR2938657B1 (fr) * 2008-11-17 2010-12-31 Vehicules Electr Soc D Procede de surveillance de la tension d'un element generateur d'energie electrique d'une batterie
US8030973B2 (en) * 2009-12-29 2011-10-04 O2Micro Inc. Calculating a parameter indicative of an error factor of a circuit
JP5461221B2 (ja) 2010-02-12 2014-04-02 株式会社マキタ 複数のバッテリパックを電源とする電動工具
JP5432761B2 (ja) * 2010-02-12 2014-03-05 株式会社マキタ 複数のバッテリパックを電源とする電動工具
JP4602471B1 (ja) 2010-04-14 2010-12-22 和征 榊原 電池パックおよび電池パックシステム
US9091738B2 (en) * 2012-10-10 2015-07-28 GM Global Technology Operations LLC Vehicle battery pack cell voltage determination
US10365332B2 (en) * 2012-11-02 2019-07-30 Analog Devices Global Unlimited Company System and method to reduce data handling on lithium ion battery monitors
DE102014222371A1 (de) * 2014-11-03 2016-05-04 Bayerische Motoren Werke Aktiengesellschaft Schaltungsanordnung und Verfahren zur Ermittlung der Impedanz einer Prüfbatterie
US20170063112A1 (en) * 2015-08-31 2017-03-02 Semiconductor Energy Laboratory Co., Ltd. Power storage device with monitoring ic
US9913049B2 (en) * 2016-04-14 2018-03-06 Sonova Ag Method of self-tuning the voltage of a rechargeable battery of an electronic device and an electronic device operating according to such method
US10333182B2 (en) * 2016-07-26 2019-06-25 GM Global Technology Operations LLC Estimation of cell voltage excursion in the presence of battery pack sensing faults
JP6640169B2 (ja) * 2017-10-13 2020-02-05 矢崎総業株式会社 二次電池状態検出装置及び二次電池状態検出方法
KR20200107614A (ko) 2019-03-08 2020-09-16 삼성전자주식회사 배터리 장치의 충전 상태를 결정하기 위한 전자 장치 및 상기 전자 장치의 동작 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6046467A (ja) 1983-08-24 1985-03-13 Toshiba Corp 微少電圧測定方式
US5426386A (en) 1992-04-21 1995-06-20 Benchmarq Microelectronics, Inc. Low-power semiconductor voltage comparator with hysteresis
JP2727149B2 (ja) * 1992-09-14 1998-03-11 エムアンドシー 株式会社 バッテリー検査方法
CN1037714C (zh) * 1992-11-13 1998-03-11 群菱工业股份有限公司 电池组特性的测试方法
JPH06260851A (ja) 1993-03-09 1994-09-16 Seiko Instr Inc 半導体集積回路
JPH08162862A (ja) * 1994-12-08 1996-06-21 Hitachi Ltd 差動増幅器のオフセット電圧測定方法およびそれを用いた半導体集積回路装置の製造方法、半導体集積回路装置
US5712568A (en) * 1995-09-05 1998-01-27 Ford Motor Company Battery voltage measurement system
JPH1014122A (ja) 1996-06-21 1998-01-16 Sony Corp バツテリパツク及びその制御方法
US5914606A (en) * 1996-10-10 1999-06-22 Becker-Irvin; Craig H. Battery cell voltage monitor and method
JPH10233636A (ja) 1997-02-18 1998-09-02 Fujitsu Ltd 増幅器及び半導体集積回路装置
JP3398304B2 (ja) 1997-07-31 2003-04-21 東芝電池株式会社 二次電池の電圧測定回路およびこれを用いた保護回路
JP4003278B2 (ja) * 1998-02-20 2007-11-07 ソニー株式会社 電池の電圧検出回路と電池の電圧検出方法
JP3580123B2 (ja) * 1998-03-20 2004-10-20 富士通株式会社 バッテリ装置

Also Published As

Publication number Publication date
EP1130405B1 (de) 2010-03-17
JP3788717B2 (ja) 2006-06-21
EP1736785B1 (de) 2010-04-07
EP1736785A1 (de) 2006-12-27
CN100347561C (zh) 2007-11-07
EP1130405A1 (de) 2001-09-05
DE60044018D1 (de) 2010-04-29
US6486635B1 (en) 2002-11-26
CN1311442A (zh) 2001-09-05
JP2001242200A (ja) 2001-09-07

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Legal Events

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Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE

8364 No opposition during term of opposition