DE69416377T2 - Batteriebetriebenes elektronisches Gerät - Google Patents

Batteriebetriebenes elektronisches Gerät

Info

Publication number
DE69416377T2
DE69416377T2 DE69416377T DE69416377T DE69416377T2 DE 69416377 T2 DE69416377 T2 DE 69416377T2 DE 69416377 T DE69416377 T DE 69416377T DE 69416377 T DE69416377 T DE 69416377T DE 69416377 T2 DE69416377 T2 DE 69416377T2
Authority
DE
Germany
Prior art keywords
electronic device
battery operated
operated electronic
battery
operated
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
DE69416377T
Other languages
English (en)
Other versions
DE69416377D1 (de
Inventor
Kaoru Endo
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.)
NEC Corp
Original Assignee
NEC Corp
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
Priority claimed from JP28788593A external-priority patent/JPH07143673A/ja
Priority claimed from JP5288943A external-priority patent/JPH07143674A/ja
Priority claimed from JP28894493A external-priority patent/JPH07143675A/ja
Priority claimed from JP5288946A external-priority patent/JP2666701B2/ja
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69416377D1 publication Critical patent/DE69416377D1/de
Publication of DE69416377T2 publication Critical patent/DE69416377T2/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
    • 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]
    • G01R31/3644—Constructional arrangements
    • G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm
    • 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]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00306—Overdischarge protection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Power Sources (AREA)
DE69416377T 1993-11-17 1994-11-17 Batteriebetriebenes elektronisches Gerät Expired - Lifetime DE69416377T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP28788593A JPH07143673A (ja) 1993-11-17 1993-11-17 電池駆動電子機器
JP5288943A JPH07143674A (ja) 1993-11-18 1993-11-18 電池駆動電子機器
JP28894493A JPH07143675A (ja) 1993-11-18 1993-11-18 電池駆動電子機器
JP5288946A JP2666701B2 (ja) 1993-11-18 1993-11-18 電池駆動電子機器

Publications (2)

Publication Number Publication Date
DE69416377D1 DE69416377D1 (de) 1999-03-18
DE69416377T2 true DE69416377T2 (de) 1999-09-30

Family

ID=27479466

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69416377T Expired - Lifetime DE69416377T2 (de) 1993-11-17 1994-11-17 Batteriebetriebenes elektronisches Gerät

Country Status (4)

Country Link
EP (1) EP0653826B1 (de)
AU (1) AU681710B2 (de)
CA (1) CA2135963C (de)
DE (1) DE69416377T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2754395B1 (fr) * 1996-10-03 1998-10-30 Electricite De France Procede de determination de l'energie disponible dans une batterie notamment de vehicule electrique et jauge mettant en oeuvre ce procede
JP3530387B2 (ja) * 1998-07-22 2004-05-24 シャープ株式会社 電源回路及びそれを備えたディスク装置
EP1066536B1 (de) * 1999-01-22 2004-12-29 Philips Electronics N.V. Spannungsanzeiger zum anzeigen der uberschreitung eines bestimmten wertes einer batteriespannung
CA2402470A1 (en) * 2000-04-11 2001-10-18 Peter Seligman Battery monitor and power demand adjuster
GB0305655D0 (en) 2003-03-12 2003-04-16 Renishaw Plc Battery life determination
JP4820061B2 (ja) * 2004-03-05 2011-11-24 日立工機株式会社 電池工具
EP2090996A1 (de) * 2008-02-16 2009-08-19 Roche Diagnostics GmbH Medizinisches Gerät
KR102412209B1 (ko) * 2015-03-31 2022-06-23 크라운 이큅먼트 코포레이션 자재 취급 차량의 기능 시스템을 제어하는 방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2561391B1 (fr) * 1984-03-14 1987-04-17 Dav Equipement Procede et appareil pour le controle de l'etat d'une batterie d'accumulateurs
JPH01175015A (ja) * 1987-12-28 1989-07-11 Toshiba Corp パーソナルワードプロセッサ
US5159272A (en) * 1988-07-27 1992-10-27 Gnb Incorporated Monitoring device for electric storage battery and configuration therefor
JP2808284B2 (ja) * 1988-08-23 1998-10-08 旭光学工業株式会社 バッテリ蓋開閉装置
GB8821167D0 (en) * 1988-09-09 1988-10-12 Jaguar Cars Electrical supply control system for motor vehicle
JPH03204712A (ja) * 1990-01-05 1991-09-06 Sharp Corp 電池の電圧状態の伝送方法
JPH0457239A (ja) * 1990-06-21 1992-02-25 Pioneer Electron Corp カーステレオ
JP2788680B2 (ja) * 1991-06-10 1998-08-20 キヤノン株式会社 電子機器及びそのデータ入出力制御方法
JPH0612376A (ja) * 1992-06-26 1994-01-21 Toshiba Corp 携帯型電子装置

Also Published As

Publication number Publication date
EP0653826A3 (de) 1995-08-09
EP0653826B1 (de) 1999-02-03
AU681710B2 (en) 1997-09-04
CA2135963A1 (en) 1995-05-18
AU7890494A (en) 1995-05-25
CA2135963C (en) 1999-05-11
DE69416377D1 (de) 1999-03-18
EP0653826A2 (de) 1995-05-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition