DE2733351C2 - Elektronische Uhr - Google Patents
Elektronische UhrInfo
- Publication number
- DE2733351C2 DE2733351C2 DE2733351A DE2733351A DE2733351C2 DE 2733351 C2 DE2733351 C2 DE 2733351C2 DE 2733351 A DE2733351 A DE 2733351A DE 2733351 A DE2733351 A DE 2733351A DE 2733351 C2 DE2733351 C2 DE 2733351C2
- Authority
- DE
- Germany
- Prior art keywords
- pulse
- rotor
- drive
- circuit
- winding
- 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.)
- Expired
Links
- 238000004804 winding Methods 0.000 claims description 40
- 238000001514 detection method Methods 0.000 claims description 35
- 238000012937 correction Methods 0.000 claims description 16
- 238000011161 development Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 claims 1
- 230000018109 developmental process Effects 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 5
- 230000004907 flux Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 210000000707 wrist Anatomy 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
- G04C3/143—Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
- Control Of Stepping Motors (AREA)
- Quinoline Compounds (AREA)
- Adornments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2897777A JPS53114467A (en) | 1977-03-16 | 1977-03-16 | Electronic watch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2733351A1 DE2733351A1 (de) | 1978-09-21 |
| DE2733351C2 true DE2733351C2 (de) | 1985-07-18 |
Family
ID=12263468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2733351A Expired DE2733351C2 (de) | 1977-03-16 | 1977-07-23 | Elektronische Uhr |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4382691A (en, 2012) |
| JP (1) | JPS53114467A (en, 2012) |
| CH (1) | CH635719B (en, 2012) |
| DE (1) | DE2733351C2 (en, 2012) |
| FR (1) | FR2384289A1 (en, 2012) |
| GB (1) | GB1592892A (en, 2012) |
| HK (1) | HK18384A (en, 2012) |
| SG (1) | SG65083G (en, 2012) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53136870A (en) * | 1977-04-23 | 1978-11-29 | Seiko Instr & Electronics Ltd | Electronic watch |
| JPS53132386A (en) * | 1977-04-23 | 1978-11-18 | Seiko Instr & Electronics Ltd | Electronic watch |
| JPS53132383A (en) * | 1977-04-23 | 1978-11-18 | Seiko Instr & Electronics Ltd | Electronic watch circuit |
| JPS53132381A (en) * | 1977-04-23 | 1978-11-18 | Seiko Instr & Electronics Ltd | Electronic watch |
| JPS53132385A (en) * | 1977-04-23 | 1978-11-18 | Seiko Instr & Electronics Ltd | Electronic watch |
| JPS53132382A (en) * | 1977-04-23 | 1978-11-18 | Seiko Instr & Electronics Ltd | Electronic watch |
| JPS53132384A (en) * | 1977-04-23 | 1978-11-18 | Seiko Instr & Electronics Ltd | Electronic watch |
| JPS5477169A (en) * | 1977-12-02 | 1979-06-20 | Seiko Instr & Electronics Ltd | Electronic watch |
| FR2459579A1 (fr) * | 1979-06-21 | 1981-01-09 | Suisse Horlogerie | Detecteur d'avance d'un moteur pas a pas |
| FR2461399A1 (fr) * | 1979-07-09 | 1981-01-30 | Suisse Horlogerie | Detecteur de position d'un moteur pas a pas |
| CH635722B (fr) * | 1979-09-10 | Berney Sa Jean Claude | Piece d'horlogerie comportant un circuit de detection et de controle pour moteur pas a pas. | |
| JPS58173479A (ja) * | 1982-04-06 | 1983-10-12 | Seiko Instr & Electronics Ltd | 電子時計 |
| JPS5913971A (ja) * | 1982-07-15 | 1984-01-24 | Seiko Epson Corp | アナログ電子時計 |
| CH654170GA3 (en, 2012) * | 1983-08-22 | 1986-02-14 | ||
| US4788527A (en) * | 1984-09-17 | 1988-11-29 | Johansson Fritz H | Apparatus and method for device control using a two conductor power line |
| JPH01172850U (en, 2012) * | 1988-05-24 | 1989-12-07 | ||
| JPH0231736U (en, 2012) * | 1988-08-25 | 1990-02-28 | ||
| DE69621392T2 (de) * | 1995-09-20 | 2003-01-09 | Citizen Watch Co., Ltd. | Elektronische Uhr |
| JP3541601B2 (ja) * | 1997-02-07 | 2004-07-14 | セイコーエプソン株式会社 | ステッピングモーターの制御装置、その制御方法および計時装置 |
| JP2001258227A (ja) * | 2000-01-06 | 2001-09-21 | Seiko Epson Corp | 発電装置、それを有する計時装置および電子機器、発電装置のコギングトルク調整方法 |
| JP2003344565A (ja) * | 2002-05-29 | 2003-12-03 | Seiko Instruments Inc | 電子時計 |
| JP4236956B2 (ja) * | 2003-02-24 | 2009-03-11 | セイコーインスツル株式会社 | ステップモータ制御装置及び電子時計 |
| JP4343549B2 (ja) * | 2003-02-24 | 2009-10-14 | セイコーインスツル株式会社 | ステップモータ制御装置及び電子時計 |
| JP2006226927A (ja) * | 2005-02-21 | 2006-08-31 | Seiko Instruments Inc | ステップモータ駆動装置及びアナログ電子時計 |
| US20070292794A1 (en) * | 2006-06-16 | 2007-12-20 | Xerox Corporation | Imaging members and method for stabilizing a charge transport layer of an imaging member |
| US8111033B2 (en) * | 2008-06-17 | 2012-02-07 | Seiko Instruments Inc. | Stepping motor control circuit and analog electronic timepiece |
| JP2010145106A (ja) * | 2008-12-16 | 2010-07-01 | Seiko Instruments Inc | ステッピングモータ制御回路及びアナログ電子時計 |
| JP2011101576A (ja) * | 2009-10-06 | 2011-05-19 | Seiko Instruments Inc | ステッピングモータ制御回路及びアナログ電子時計 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5319944B2 (en, 2012) * | 1971-09-25 | 1978-06-23 | ||
| JPS5542356B2 (en, 2012) * | 1972-12-22 | 1980-10-30 | ||
| JPS6024680B2 (ja) * | 1973-03-07 | 1985-06-14 | セイコーインスツルメンツ株式会社 | 時計用ステツプモ−タの駆動回路 |
| JPS5292560A (en) * | 1976-01-29 | 1977-08-04 | Seiko Instr & Electronics Ltd | Switch box drive pulse width control circuit for electronic clocks |
| US4032827A (en) * | 1976-03-15 | 1977-06-28 | Timex Corporation | Driver circuit arrangement for a stepping motor |
| JPS5345575A (en) * | 1976-10-06 | 1978-04-24 | Seiko Epson Corp | Electronic wristwatch |
| JPS53132380A (en) * | 1977-04-23 | 1978-11-18 | Seiko Instr & Electronics Ltd | Electronic watch |
-
1977
- 1977-03-16 JP JP2897777A patent/JPS53114467A/ja active Granted
- 1977-07-23 DE DE2733351A patent/DE2733351C2/de not_active Expired
- 1977-11-15 GB GB47462/77A patent/GB1592892A/en not_active Expired
-
1978
- 1978-03-15 FR FR7807430A patent/FR2384289A1/fr active Granted
- 1978-03-16 CH CH287778A patent/CH635719B/fr unknown
-
1980
- 1980-07-16 US US06/169,312 patent/US4382691A/en not_active Expired - Lifetime
-
1983
- 1983-11-01 SG SG65083A patent/SG65083G/en unknown
-
1984
- 1984-03-01 HK HK183/84A patent/HK18384A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH635719GA3 (en, 2012) | 1983-04-29 |
| FR2384289A1 (fr) | 1978-10-13 |
| JPS53114467A (en) | 1978-10-05 |
| HK18384A (en) | 1984-03-09 |
| GB1592892A (en) | 1981-07-08 |
| CH635719B (fr) | |
| JPS6318148B2 (en, 2012) | 1988-04-16 |
| FR2384289B1 (en, 2012) | 1984-06-15 |
| DE2733351A1 (de) | 1978-09-21 |
| US4382691A (en) | 1983-05-10 |
| SG65083G (en) | 1984-07-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8127 | New person/name/address of the applicant |
Owner name: SEIKO INSTRUMENTS AND ELECTRONICS LTD., TOKIO, JP |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8320 | Willingness to grant licences declared (paragraph 23) |