JPS646574U - - Google Patents

Info

Publication number
JPS646574U
JPS646574U JP10048987U JP10048987U JPS646574U JP S646574 U JPS646574 U JP S646574U JP 10048987 U JP10048987 U JP 10048987U JP 10048987 U JP10048987 U JP 10048987U JP S646574 U JPS646574 U JP S646574U
Authority
JP
Japan
Prior art keywords
amount
secondary battery
charge
remaining
charge amount
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.)
Pending
Application number
JP10048987U
Other languages
English (en)
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 filed Critical
Priority to JP10048987U priority Critical patent/JPS646574U/ja
Publication of JPS646574U publication Critical patent/JPS646574U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
図面は本考案の一実施例の構成を示すブロツク
図である。 １……２次電池、２……抵抗、３……Ａ／Ｄコ
ンバータ、４……マイクロコンピユータ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) ２次電池と直列に接続された抵抗と、この
    抵抗に流れる電流値をデイジタル信号として出力
    するアナログ／デイジタルコンバータと、前記デ
    イジタル信号から前記２次電池の放電電流とその
    継続時間とを求め、その値から放電電荷量を求め
    て累積し、これを前記２次電池の初期電荷量から
    差し引いて残存電荷量を求め、この残存電荷量と
    前記初期電荷量との対比結果を出力するマイクロ
    コンピユータとからなることを特徴とする２次電
    池の残存容量検出回路。 (2) 前記マイクロコンピユータが、２次電池の
    初期電荷量を２次電池の充電電流とその継続時間
    とから求めた充電電荷量の累積値と充電開始前の
    残存電荷量との和から算出する実用新案登録請求
    の範囲第１項記載の２次電池の残存容量検出回路
    。 (3) 前記残存電荷量と初期電荷量との対比結果
    が、前記残存電荷量の前記初期電荷量に対する割
    合で示される実用新案登録請求の範囲第１項また
    は第２項記載の残存容量検出回路。
JP10048987U 1987-06-30 1987-06-30 Pending JPS646574U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10048987U JPS646574U (ja) 1987-06-30 1987-06-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10048987U JPS646574U (ja) 1987-06-30 1987-06-30

Publications (1)

Publication Number Publication Date
JPS646574U true JPS646574U (ja) 1989-01-13

Family

ID=31328607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10048987U Pending JPS646574U (ja) 1987-06-30 1987-06-30

Country Status (1)

Country Link
JP (1) JPS646574U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009128199A1 (ja) * 2008-04-15 2009-10-22 パナソニック株式会社 半導体集積回路および撮像装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57141570A (en) * 1981-02-26 1982-09-01 Shin Kobe Electric Mach Co Ltd Display device for charging and discharging quantity of accumulator
JPS5928678A (ja) * 1982-08-10 1984-02-15 Fuji Photo Film Co Ltd バツテリ−電力残量表示装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57141570A (en) * 1981-02-26 1982-09-01 Shin Kobe Electric Mach Co Ltd Display device for charging and discharging quantity of accumulator
JPS5928678A (ja) * 1982-08-10 1984-02-15 Fuji Photo Film Co Ltd バツテリ−電力残量表示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009128199A1 (ja) * 2008-04-15 2009-10-22 パナソニック株式会社 半導体集積回路および撮像装置

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