JPS4994255A - - Google Patents
Info
- Publication number
- JPS4994255A JPS4994255A JP48005532A JP553273A JPS4994255A JP S4994255 A JPS4994255 A JP S4994255A JP 48005532 A JP48005532 A JP 48005532A JP 553273 A JP553273 A JP 553273A JP S4994255 A JPS4994255 A JP S4994255A
- Authority
- JP
- Japan
- 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
- 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)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48005532A JPS4994255A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-01-11 | 1973-01-11 | |
| GB13874A GB1427121A (en) | 1973-01-11 | 1974-01-02 | Electronic timepieces employing piezo-electric crystal time- standard oscillators |
| US05/432,719 US4043109A (en) | 1973-01-11 | 1974-01-11 | Electronic timepiece |
| HK47/78A HK4778A (en) | 1973-01-11 | 1978-01-19 | Improvements in or relating to electronic timepieces employing piezo-electric crystal time-standard oscillators |
| MY78/78A MY7800078A (en) | 1973-01-11 | 1978-12-30 | Improvements in or relating to electronic timepieces employing piezo-electric crystal time-standard oscillators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48005532A JPS4994255A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-01-11 | 1973-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4994255A true JPS4994255A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-09-06 |
Family
ID=11613786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48005532A Pending JPS4994255A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-01-11 | 1973-01-11 |
Country Status (5)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51116776U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-03-18 | 1976-09-21 |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5386284A (en) * | 1976-12-13 | 1978-07-29 | Citizen Watch Co Ltd | Crystal timepiece |
| JPS53140067A (en) * | 1977-05-13 | 1978-12-06 | Citizen Watch Co Ltd | Electronic device of small size |
| US5327404A (en) * | 1990-11-27 | 1994-07-05 | Vlsi Technology, Inc. | On-chip frequency trimming method for real-time clock |
| JP3180494B2 (ja) * | 1992-04-17 | 2001-06-25 | セイコーエプソン株式会社 | 論理緩急装置 |
| JPH09105639A (ja) * | 1995-08-08 | 1997-04-22 | Murata Mfg Co Ltd | 振動ジャイロおよびその製造方法 |
| US6169462B1 (en) * | 1999-07-14 | 2001-01-02 | Thomson Licensing S.A. | Oscillator with controlled current source for start stop control |
| AU2003262592A1 (en) * | 2003-09-05 | 2005-03-29 | Flextronics Design Finland Oy | A method for steering an oscillator and an oscillator |
| EP1575010A1 (en) * | 2004-03-12 | 2005-09-14 | Eugenio Ruiz-Morales Fadrique | Detector and people-monitoring device for the provision of tele-assistance |
| JP2013034174A (ja) * | 2011-06-28 | 2013-02-14 | Seiko Instruments Inc | 電子機器 |
| JP6385176B2 (ja) * | 2014-07-16 | 2018-09-05 | エイブリック株式会社 | アナログ電子時計 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4833859A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-08-27 | 1973-05-14 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE476550A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1945-02-08 | |||
| US3322981A (en) * | 1964-04-29 | 1967-05-30 | Gen Electric | Crystal temperature compensation |
| US3289055A (en) * | 1965-09-30 | 1966-11-29 | Suwa Seikosha Kk | Temperature compensating capacitor for quartz crystal oscillator |
| US3568093A (en) * | 1968-01-31 | 1971-03-02 | Citizen Watch Co Ltd | Temperature compensated oscillator using temperature controlled continual switching of frequency determining impedance |
| US3541779A (en) * | 1968-03-19 | 1970-11-24 | Corning Glass Works | Electronic timepiece |
| US3540207A (en) * | 1968-09-20 | 1970-11-17 | Timex Corp | Electronic watch counting circuit |
| CH534913A (fr) * | 1970-02-17 | 1972-08-15 | Centre Electron Horloger | Garde-temps |
| JPS5125112B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-12-28 | 1976-07-28 | ||
| JPS5217745B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-03-20 | 1977-05-17 | ||
| US3719838A (en) * | 1971-08-02 | 1973-03-06 | Bulova Watch Co Inc | Temperature compensating digital system for electromechanical resonators |
| CH554015A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-10-15 | 1974-09-13 |
-
1973
- 1973-01-11 JP JP48005532A patent/JPS4994255A/ja active Pending
-
1974
- 1974-01-02 GB GB13874A patent/GB1427121A/en not_active Expired
- 1974-01-11 US US05/432,719 patent/US4043109A/en not_active Expired - Lifetime
-
1978
- 1978-01-19 HK HK47/78A patent/HK4778A/xx unknown
- 1978-12-30 MY MY78/78A patent/MY7800078A/xx unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4833859A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-08-27 | 1973-05-14 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51116776U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-03-18 | 1976-09-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1427121A (en) | 1976-03-10 |
| US4043109A (en) | 1977-08-23 |
| MY7800078A (en) | 1978-12-31 |
| HK4778A (en) | 1978-01-27 |