CH621675B - Elektronisches zeitmessgeraet. - Google Patents
Elektronisches zeitmessgeraet.Info
- Publication number
- CH621675B CH621675B CH1636775A CH1636775A CH621675B CH 621675 B CH621675 B CH 621675B CH 1636775 A CH1636775 A CH 1636775A CH 1636775 A CH1636775 A CH 1636775A CH 621675 B CH621675 B CH 621675B
- Authority
- CH
- Switzerland
- Prior art keywords
- time
- correction
- counter circuits
- coupled
- correct
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G3/00—Producing timing pulses
- G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
- G04G3/022—Circuits for deriving low frequency timing pulses from pulses of higher frequency the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Communication Control (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49144708A JPS5170676A (de) | 1974-12-17 | 1974-12-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
CH621675B true CH621675B (de) | |
CH621675GA3 CH621675GA3 (de) | 1981-02-27 |
Family
ID=15368428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1636775A CH621675B (de) | 1974-12-17 | 1975-12-17 | Elektronisches zeitmessgeraet. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4134254A (de) |
JP (1) | JPS5170676A (de) |
CH (1) | CH621675B (de) |
GB (1) | GB1524059A (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5717661A (en) * | 1994-12-20 | 1998-02-10 | Poulson; T. Earl | Method and apparatus for adjusting the accuracy of electronic timepieces |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH585271A4 (de) * | 1971-04-22 | 1973-02-15 | ||
US3961472A (en) * | 1971-05-03 | 1976-06-08 | Ragen Semiconductor, Inc. | Solid state electronic timepiece |
CH554015A (de) * | 1971-10-15 | 1974-09-13 | ||
JPS4857678A (de) * | 1971-11-18 | 1973-08-13 | ||
JPS585393B2 (ja) * | 1973-04-19 | 1983-01-31 | セイコーエプソン株式会社 | 電子時計 |
JPS5751079B2 (de) * | 1973-04-25 | 1982-10-30 |
-
1974
- 1974-12-17 JP JP49144708A patent/JPS5170676A/ja active Pending
-
1975
- 1975-12-16 US US05/641,308 patent/US4134254A/en not_active Expired - Lifetime
- 1975-12-16 GB GB51664/75A patent/GB1524059A/en not_active Expired
- 1975-12-17 CH CH1636775A patent/CH621675B/de unknown
Also Published As
Publication number | Publication date |
---|---|
CH621675GA3 (de) | 1981-02-27 |
US4134254A (en) | 1979-01-16 |
JPS5170676A (de) | 1976-06-18 |
GB1524059A (en) | 1978-09-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE7607205L (sv) | Elektronisk klocka med alarmanordning | |
CH619105B (de) | Elektronische uhr. | |
CH612569B (fr) | Montre electronique utilisable comme montre-chronographe et comme montre classique. | |
FR2328241A1 (fr) | Montre electronique comportant un dispositif avertisseur | |
CH613351B (de) | Elektronische uhr. | |
CH615315B (de) | Zeitmessgeraet. | |
FR2330050A1 (fr) | Montre electronique comportant un dispositif avertisseur | |
JPS5175482A (en) | Denshidokeini okeru denchijumyohyojisochi | |
SE7702839L (sv) | Digital, elektronisk klocka med alarmanordning | |
CH621675B (de) | Elektronisches zeitmessgeraet. | |
CH615312B (de) | Elektronische uhr. | |
IT973247B (it) | Piastrina a circuito integrato per un orologio elettronic | |
FR2331829A1 (fr) | Montre electronique a chronographe | |
JPS539162A (en) | Electronic watch with calendar alarm | |
JPS5253467A (en) | Electronic watch with alarm | |
SU399822A1 (ru) | УСТРОЙСТВО ДЛЯ ИЗМЕРЕНИЯ п ВРЕМЕННЫХ ИНТЕРВАЛОВ | |
JPS5357872A (en) | Electronic watch | |
FR2316645A1 (fr) | Dispositif correcteur de temps pour compteur electronique de temps | |
JPS5325469A (en) | Electron ic watch | |
JPS5285849A (en) | Semiconductor integrated circuit for watches | |
ES236539A1 (es) | Sistema de sincronizacion | |
JPS53162A (en) | Electronic type clock | |
SU480042A1 (ru) | Устройство дл пуска и останова балансового осцилл тора в электронномехинических часах | |
JPS5374067A (en) | Electronic watch | |
JPS5485775A (en) | Electronic watch |