JPS547372A - Electronic watch - Google Patents
Electronic watchInfo
- Publication number
- JPS547372A JPS547372A JP7248477A JP7248477A JPS547372A JP S547372 A JPS547372 A JP S547372A JP 7248477 A JP7248477 A JP 7248477A JP 7248477 A JP7248477 A JP 7248477A JP S547372 A JPS547372 A JP S547372A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- electronic watch
- voltage
- watch
- comparator
- 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
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
- Measurement Of Current Or Voltage (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7248477A JPS547372A (en) | 1977-06-17 | 1977-06-17 | Electronic watch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7248477A JPS547372A (en) | 1977-06-17 | 1977-06-17 | Electronic watch |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP195188A Division JPS63246012A (ja) | 1988-01-08 | 1988-01-08 | 差動増幅器 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS547372A true JPS547372A (en) | 1979-01-20 |
Family
ID=13490638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7248477A Pending JPS547372A (en) | 1977-06-17 | 1977-06-17 | Electronic watch |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS547372A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57151869A (en) * | 1981-02-17 | 1982-09-20 | Burroughs Corp | Threshold value detector circuit |
JPS59108278U (ja) * | 1983-01-12 | 1984-07-21 | オムロン株式会社 | 電源ダウン検出回路 |
JPH0634676A (ja) * | 1992-07-20 | 1994-02-10 | Yamaha Corp | 電源電圧検知回路および該回路を有する半導体集積回路 |
-
1977
- 1977-06-17 JP JP7248477A patent/JPS547372A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57151869A (en) * | 1981-02-17 | 1982-09-20 | Burroughs Corp | Threshold value detector circuit |
JPS59108278U (ja) * | 1983-01-12 | 1984-07-21 | オムロン株式会社 | 電源ダウン検出回路 |
JPH0634676A (ja) * | 1992-07-20 | 1994-02-10 | Yamaha Corp | 電源電圧検知回路および該回路を有する半導体集積回路 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5245980A (en) | Digital electronic watch | |
JPS548451A (en) | Digital-type frequency adjusting circuit | |
JPS547372A (en) | Electronic watch | |
JPS5333183A (en) | Electronic coulometer | |
JPS5359471A (en) | Electronic watch | |
JPS5415782A (en) | Voltage detecting circuit | |
JPS5414840A (en) | Electronic watch with ammusing device | |
JPS5227663A (en) | Multi-function electronic timepiece | |
JPS5422865A (en) | Miniature electronic watch | |
JPS5376079A (en) | Voltage detecting circuit | |
JPS53133068A (en) | Voltage detecting circuit | |
JPS5412866A (en) | Digital display type electronic watch | |
JPS5414282A (en) | Battery voltage detecting circuit | |
JPS52113256A (en) | Analog electronic clock | |
JPS5441099A (en) | Glass plate breakage detector | |
JPS5243466A (en) | Electronic watch | |
JPS52126109A (en) | Line signal watch circuit | |
JPS53112675A (en) | Discriminator for waveform | |
JPS525557A (en) | Oscillator with agc | |
JPS5425660A (en) | Peak value detection circuit | |
JPS5432220A (en) | Phase synchronizing circuit | |
JPS547849A (en) | Drift compensation circuit for sample hold circuit | |
JPS52136664A (en) | Electronic watch | |
JPS5239157A (en) | Constant voltage circuit | |
JPS53142856A (en) | Comparator |