JPS5485767A - Electronic watch - Google Patents

Electronic watch

Info

Publication number
JPS5485767A
JPS5485767A JP15394577A JP15394577A JPS5485767A JP S5485767 A JPS5485767 A JP S5485767A JP 15394577 A JP15394577 A JP 15394577A JP 15394577 A JP15394577 A JP 15394577A JP S5485767 A JPS5485767 A JP S5485767A
Authority
JP
Japan
Prior art keywords
voltage
circuit
oscillation
battery voltage
hence
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
JP15394577A
Other languages
English (en)
Inventor
Hideji Kawamura
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP15394577A priority Critical patent/JPS5485767A/ja
Publication of JPS5485767A publication Critical patent/JPS5485767A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Current Or Voltage (AREA)
JP15394577A 1977-12-20 1977-12-20 Electronic watch Pending JPS5485767A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15394577A JPS5485767A (en) 1977-12-20 1977-12-20 Electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15394577A JPS5485767A (en) 1977-12-20 1977-12-20 Electronic watch

Publications (1)

Publication Number Publication Date
JPS5485767A true JPS5485767A (en) 1979-07-07

Family

ID=15573502

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15394577A Pending JPS5485767A (en) 1977-12-20 1977-12-20 Electronic watch

Country Status (1)

Country Link
JP (1) JPS5485767A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61286785A (ja) * 1985-03-29 1986-12-17 Seiko Epson Corp 電子時計
JPS62186844A (ja) * 1986-02-12 1987-08-15 テルモ株式会社 電子血圧計
JPS62240893A (ja) * 1985-09-03 1987-10-21 Seiko Epson Corp 電子時計
EP0760547A2 (en) * 1995-08-25 1997-03-05 Nec Corporation Battery pack with a lithium ion secondary battery

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61286785A (ja) * 1985-03-29 1986-12-17 Seiko Epson Corp 電子時計
JPS62240893A (ja) * 1985-09-03 1987-10-21 Seiko Epson Corp 電子時計
JPS62186844A (ja) * 1986-02-12 1987-08-15 テルモ株式会社 電子血圧計
EP0760547A2 (en) * 1995-08-25 1997-03-05 Nec Corporation Battery pack with a lithium ion secondary battery
EP0760547A3 (en) * 1995-08-25 1997-05-28 Nec Corp Battery pack with lithium ion accumulator

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