JPS57154087A - Electronic clock - Google Patents

Electronic clock

Info

Publication number
JPS57154087A
JPS57154087A JP56040731A JP4073181A JPS57154087A JP S57154087 A JPS57154087 A JP S57154087A JP 56040731 A JP56040731 A JP 56040731A JP 4073181 A JP4073181 A JP 4073181A JP S57154087 A JPS57154087 A JP S57154087A
Authority
JP
Japan
Prior art keywords
circuit
signal
time
level
display
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.)
Granted
Application number
JP56040731A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6359476B2 (cg-RX-API-DMAC7.html
Inventor
Hisashi Kawahara
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.)
Citizen Holdings Co Ltd
Citizen Watch Co Ltd
Original Assignee
Citizen Holdings Co Ltd
Citizen Watch 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 Citizen Holdings Co Ltd, Citizen Watch Co Ltd filed Critical Citizen Holdings Co Ltd
Priority to JP56040731A priority Critical patent/JPS57154087A/ja
Publication of JPS57154087A publication Critical patent/JPS57154087A/ja
Publication of JPS6359476B2 publication Critical patent/JPS6359476B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G11/00—Producing optical signals at preselected times

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
JP56040731A 1981-03-20 1981-03-20 Electronic clock Granted JPS57154087A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56040731A JPS57154087A (en) 1981-03-20 1981-03-20 Electronic clock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56040731A JPS57154087A (en) 1981-03-20 1981-03-20 Electronic clock

Publications (2)

Publication Number Publication Date
JPS57154087A true JPS57154087A (en) 1982-09-22
JPS6359476B2 JPS6359476B2 (cg-RX-API-DMAC7.html) 1988-11-18

Family

ID=12588767

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56040731A Granted JPS57154087A (en) 1981-03-20 1981-03-20 Electronic clock

Country Status (1)

Country Link
JP (1) JPS57154087A (cg-RX-API-DMAC7.html)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5255567A (en) * 1975-10-30 1977-05-07 Seiko Epson Corp Electronic watch with battery life indicator
JPS5279968A (en) * 1975-12-25 1977-07-05 Citizen Watch Co Ltd Small portable information device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5255567A (en) * 1975-10-30 1977-05-07 Seiko Epson Corp Electronic watch with battery life indicator
JPS5279968A (en) * 1975-12-25 1977-07-05 Citizen Watch Co Ltd Small portable information device

Also Published As

Publication number Publication date
JPS6359476B2 (cg-RX-API-DMAC7.html) 1988-11-18

Similar Documents

Publication Publication Date Title
JPS57154087A (en) Electronic clock
JPS5847036B2 (ja) 電子時計
JPS57154088A (en) Electronic clock
GB1465565A (en) Electronic timepieces
JPS54116978A (en) Time correcting device for sound watch
US4420750A (en) Alphanumeric visual display of the matrix type
HK19882A (en) Improvements in or relating to digital electronic alarm timepieces
JPS542096A (en) Drive unit for liquid crystal matrix panel
JPS567083A (en) Electronic digital time-keeper
JPS56104276A (en) Electronic timepiece with schedule function
FR2317696B1 (cg-RX-API-DMAC7.html)
JPS559227A (en) Character display system using gas discharge panel
JPS56119885A (en) Electronic timepiece
JPS5739382A (en) Electronic clock of matrix display
JPS57206886A (en) Digital electronic clock
JPS54116968A (en) Time limit device
JPS5753686A (en) Ecd dispaly type electronic watch
JPS54141527A (en) Writing-insystem of gas discharge panel of self shift type
JPS56153465A (en) Display system of minicomputer
JPS56168588A (en) Digital display type electronic timepiece
JPS5737286A (en) Time piece with alarm
JPS5717888A (en) Electronic clock
JPS5462849A (en) Bar graph display system using gas discharge panel
JPS54123836A (en) Display control system for character display unit
JPS54118273A (en) Analog type electronic watch