JPH0579950B2 - - Google Patents

Info

Publication number
JPH0579950B2
JPH0579950B2 JP59197112A JP19711284A JPH0579950B2 JP H0579950 B2 JPH0579950 B2 JP H0579950B2 JP 59197112 A JP59197112 A JP 59197112A JP 19711284 A JP19711284 A JP 19711284A JP H0579950 B2 JPH0579950 B2 JP H0579950B2
Authority
JP
Japan
Prior art keywords
backup battery
circuit
power
value
clock oscillator
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
JP59197112A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6175276A (ja
Inventor
Tetsuo Furukawa
Minoru Senda
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP59197112A priority Critical patent/JPS6175276A/ja
Publication of JPS6175276A publication Critical patent/JPS6175276A/ja
Publication of JPH0579950B2 publication Critical patent/JPH0579950B2/ja
Granted 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
    • G01R31/3647—Constructional arrangements for determining the ability of a battery to perform a critical function, e.g. cranking

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
JP59197112A 1984-09-20 1984-09-20 バツクアツプ用電池の寿命検出装置 Granted JPS6175276A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59197112A JPS6175276A (ja) 1984-09-20 1984-09-20 バツクアツプ用電池の寿命検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59197112A JPS6175276A (ja) 1984-09-20 1984-09-20 バツクアツプ用電池の寿命検出装置

Publications (2)

Publication Number Publication Date
JPS6175276A JPS6175276A (ja) 1986-04-17
JPH0579950B2 true JPH0579950B2 (enrdf_load_stackoverflow) 1993-11-05

Family

ID=16368925

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59197112A Granted JPS6175276A (ja) 1984-09-20 1984-09-20 バツクアツプ用電池の寿命検出装置

Country Status (1)

Country Link
JP (1) JPS6175276A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0562895U (ja) * 1992-01-31 1993-08-20 三菱電機株式会社 日付付き時計装置
US5592095A (en) * 1995-08-28 1997-01-07 Motorola, Inc. Charge measurement circuit for a battery in which oscillators are used to indicate mode of operation

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5942708Y2 (ja) * 1978-12-20 1984-12-14 株式会社ケンウッド 停電時間検出回路

Also Published As

Publication number Publication date
JPS6175276A (ja) 1986-04-17

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