IT1002456B - ELECTRONIC WATCH - Google Patents
ELECTRONIC WATCHInfo
- Publication number
- IT1002456B IT1002456B IT3243173A IT3243173A IT1002456B IT 1002456 B IT1002456 B IT 1002456B IT 3243173 A IT3243173 A IT 3243173A IT 3243173 A IT3243173 A IT 3243173A IT 1002456 B IT1002456 B IT 1002456B
- Authority
- IT
- Italy
- Prior art keywords
- electronic watch
- watch
- electronic
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
- G04G9/12—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
- G04G19/02—Conversion or regulation of current or voltage
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/01—Shaping pulses
- H03K5/02—Shaping pulses by amplifying
- H03K5/023—Shaping pulses by amplifying using field effect transistors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Clocks (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Electromechanical Clocks (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05320223 US3815354A (en) | 1973-01-02 | 1973-01-02 | Electronic watch |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1002456B true IT1002456B (en) | 1976-05-20 |
Family
ID=23245422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT3243173A IT1002456B (en) | 1973-01-02 | 1973-12-31 | ELECTRONIC WATCH |
Country Status (6)
Country | Link |
---|---|
US (1) | US3815354A (en) |
JP (1) | JPS4999075A (en) |
CA (2) | CA995470A (en) |
DE (1) | DE2365143C3 (en) |
GB (1) | GB1458834A (en) |
IT (1) | IT1002456B (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4008429A (en) * | 1973-08-23 | 1977-02-15 | Intel Corporation | Voltage translator for solid state watch |
US3921456A (en) * | 1974-01-14 | 1975-11-25 | Environmental Measurements Inc | Air quality sampler |
JPS5249139B2 (en) * | 1974-09-04 | 1977-12-15 | ||
US3979681A (en) * | 1974-11-27 | 1976-09-07 | Solid State Scientific, Inc. | System and method for decoding reset signals of a timepiece for providing internal control |
US4028596A (en) * | 1974-12-13 | 1977-06-07 | Coulter Information Systems, Inc. | Corona power supply circuit |
JPS51115864A (en) * | 1975-04-03 | 1976-10-12 | Seiko Instr & Electronics Ltd | Electronic clock |
JPS5213649A (en) * | 1975-07-23 | 1977-02-02 | Canon Inc | Device to control the power |
JPS5240371A (en) * | 1975-09-27 | 1977-03-29 | Citizen Watch Co Ltd | Electronic watch |
US4138262A (en) * | 1976-09-20 | 1979-02-06 | Energy Conversion Devices, Inc. | Imaging film comprising bismuth image-forming layer |
JPS5410772A (en) * | 1977-06-27 | 1979-01-26 | Seiko Instr & Electronics Ltd | Electronic watch |
US4224539A (en) * | 1978-09-05 | 1980-09-23 | Motorola, Inc. | FET Voltage level detecting circuit |
JP2634794B2 (en) * | 1985-03-27 | 1997-07-30 | カシオ計算機株式会社 | Liquid crystal drive |
ATE154496T1 (en) * | 1991-10-03 | 1997-07-15 | Andrew L Gold | HIGH VOLTAGE SUPPLY |
JP5997808B1 (en) * | 2015-06-18 | 2016-09-28 | 株式会社Pfu | Image processing device, date identification device, image processing method, and program |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3258906A (en) * | 1964-03-04 | 1966-07-05 | Gen Time Corp | Solid state clock |
CH532811A (en) * | 1970-05-11 | 1972-08-31 | Manuf Des Montres Rolex S A Bi | Timepiece comprising a display device with at least one liquid crystal cell |
-
1973
- 1973-01-02 US US05320223 patent/US3815354A/en not_active Expired - Lifetime
- 1973-12-18 CA CA188,372A patent/CA995470A/en not_active Expired
- 1973-12-28 GB GB6002373A patent/GB1458834A/en not_active Expired
- 1973-12-29 JP JP478074A patent/JPS4999075A/ja active Pending
- 1973-12-29 DE DE2365143A patent/DE2365143C3/en not_active Expired
- 1973-12-31 IT IT3243173A patent/IT1002456B/en active
-
1976
- 1976-04-20 CA CA250,478A patent/CA1001712A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2365143A1 (en) | 1974-07-11 |
JPS4999075A (en) | 1974-09-19 |
CA1001712A (en) | 1976-12-14 |
DE2365143C3 (en) | 1979-01-18 |
DE2365143B2 (en) | 1978-05-24 |
US3815354A (en) | 1974-06-11 |
GB1458834A (en) | 1976-12-15 |
CA995470A (en) | 1976-08-24 |
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