CH624262B - Detektorschaltung fuer die anzeige der batteriespannung bei einer elektronischen uhr. - Google Patents

Detektorschaltung fuer die anzeige der batteriespannung bei einer elektronischen uhr.

Info

Publication number
CH624262B
CH624262B CH1181975A CH1181975A CH624262B CH 624262 B CH624262 B CH 624262B CH 1181975 A CH1181975 A CH 1181975A CH 1181975 A CH1181975 A CH 1181975A CH 624262 B CH624262 B CH 624262B
Authority
CH
Switzerland
Prior art keywords
potential
control electrode
stage
further electrodes
detecting
Prior art date
Application number
CH1181975A
Other languages
English (en)
Other versions
CH624262GA3 (de
Inventor
Hiroyuki Chihara
Original Assignee
Suwa Seikosha Kk
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
Publication of CH624262B publication Critical patent/CH624262B/de
Application filed by Suwa Seikosha Kk filed Critical Suwa Seikosha Kk
Publication of CH624262GA3 publication Critical patent/CH624262GA3/xx

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
    • 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
    • G01R19/16504—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 components employed
    • G01R19/16519—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 components employed using FET's
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00—Arrangements of electric power supplies in time pieces
    • G04C10/04—Arrangements of electric power supplies in time pieces with means for indicating the condition of the power supply
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/30—Modifications for providing a predetermined threshold before switching
    • H03K17/302—Modifications for providing a predetermined threshold before switching in field-effect transistor switches
    • 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]
    • G01R31/374—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
CH1181975A 1974-09-24 1975-09-11 Detektorschaltung fuer die anzeige der batteriespannung bei einer elektronischen uhr. CH624262B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10980874A JPS5651590B2 (de) 1974-09-24 1974-09-24

Publications (2)

Publication Number Publication Date
CH624262B true CH624262B (de) 1900-01-01
CH624262GA3 CH624262GA3 (de) 1981-07-31

Family

ID=14519713

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1181975A CH624262B (de) 1974-09-24 1975-09-11 Detektorschaltung fuer die anzeige der batteriespannung bei einer elektronischen uhr.

Country Status (7)

Country Link
US (1) US4037399A (de)
JP (1) JPS5651590B2 (de)
CH (1) CH624262B (de)
DE (1) DE2542605C3 (de)
GB (1) GB1514330A (de)
HK (1) HK82779A (de)
MY (1) MY8000208A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4140930A (en) * 1976-07-30 1979-02-20 Sharp Kabushiki Kaisha Voltage detection circuit composed of at least two MOS transistors
JPS5326175A (en) * 1976-08-23 1978-03-10 Seiko Instr & Electronics Ltd Electronic watch
JPS53120548A (en) * 1977-03-30 1978-10-21 Toshiba Corp Battery life display system
JPS5575665A (en) * 1978-12-04 1980-06-07 Toshiba Corp Detection circuit for battery capacity
DE3401187A1 (de) * 1984-01-14 1985-07-25 Dieter Gräßlin Feinwerktechnik, 7742 St Georgen Vorrichtung fuer netzbetriebene schaltuhren mit elektrischer gangreserve
FI114753B (fi) 1997-09-19 2004-12-15 Nokia Corp Lämpötilan kompensointi elektroniikkalaitteissa
US6410997B1 (en) * 1998-04-17 2002-06-25 Sarnoff Corporation Power source for a hearing aid
WO2000013066A1 (fr) * 1998-08-31 2000-03-09 Citizen Watch Co., Ltd. Montre electronique ayant une fonction de generation d'electricite
DE10347182B4 (de) * 2003-10-10 2006-01-12 Stiebel Eltron Gmbh & Co. Kg Betriebsverfahren und Schaltung eines Uhrbausteins
US7573306B2 (en) * 2006-01-31 2009-08-11 Kabushiki Kaisha Toshiba Semiconductor memory device, power supply detector and semiconductor device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3383522A (en) * 1965-08-30 1968-05-14 Westinghouse Electric Corp Undervoltage sensing circuit
US3508084A (en) * 1967-10-06 1970-04-21 Texas Instruments Inc Enhancement-mode mos circuitry
US3560998A (en) * 1968-10-16 1971-02-02 Hamilton Watch Co Electronically controlled timepiece using low power mos transistor circuitry
US3628070A (en) * 1970-04-22 1971-12-14 Rca Corp Voltage reference and voltage level sensing circuit
JPS4830676U (de) * 1971-08-20 1973-04-14
CH556051A (de) * 1971-10-25 1974-11-15
US3898790A (en) * 1972-11-09 1975-08-12 Citizen Watch Co Ltd Battery-driven watch with battery consumption display alarm
US3912977A (en) * 1974-05-20 1975-10-14 Rca Corp Direct current protection circuit
US3916262A (en) * 1974-07-23 1975-10-28 Us Navy Low voltage bus-operated overvoltage protection system

Also Published As

Publication number Publication date
DE2542605A1 (de) 1976-04-08
JPS5651590B2 (de) 1981-12-07
US4037399A (en) 1977-07-26
HK82779A (en) 1979-12-14
DE2542605B2 (de) 1978-08-03
DE2542605C3 (de) 1985-10-03
MY8000208A (en) 1980-12-31
CH624262GA3 (de) 1981-07-31
JPS5136971A (de) 1976-03-29
GB1514330A (en) 1978-06-14

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