CH616294B - Schaltungsanordnung fuer eine elektronische uhr. - Google Patents
Schaltungsanordnung fuer eine elektronische uhr.Info
- Publication number
- CH616294B CH616294B CH851476A CH851476A CH616294B CH 616294 B CH616294 B CH 616294B CH 851476 A CH851476 A CH 851476A CH 851476 A CH851476 A CH 851476A CH 616294 B CH616294 B CH 616294B
- Authority
- CH
- Switzerland
- Prior art keywords
- circuit
- circuit arrangement
- electronic clock
- memory circuit
- adder
- Prior art date
Links
- 230000000295 complement effect Effects 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 abstract 1
- 230000003068 static effect Effects 0.000 abstract 1
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
- G04G3/025—Circuits for deriving low frequency timing pulses from pulses of higher frequency by storing time-date which are periodically investigated and modified accordingly, e.g. by using cyclic shift-registers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
- Read Only Memory (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50080984A JPS525565A (en) | 1975-07-02 | 1975-07-02 | Electric clock circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CH616294B true CH616294B (de) | |
| CH616294GA3 CH616294GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-03-31 |
Family
ID=13733753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH851476A CH616294B (de) | 1975-07-02 | 1976-07-02 | Schaltungsanordnung fuer eine elektronische uhr. |
Country Status (6)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS598794B2 (ja) * | 1975-12-25 | 1984-02-27 | 三菱電機株式会社 | デンシトケイカイロ |
| US4063409A (en) * | 1976-01-05 | 1977-12-20 | Intel Corporation | Custom watch |
| JPS53143265A (en) * | 1977-04-27 | 1978-12-13 | Seiko Epson Corp | Electronic watch |
| JPS5428175A (en) * | 1977-08-04 | 1979-03-02 | Seiko Instr & Electronics Ltd | Electronic watch |
| US4267587A (en) * | 1978-02-17 | 1981-05-12 | Casio Computer Co., Ltd. | Electronic timepiece circuit |
| JPS54122944A (en) * | 1978-03-16 | 1979-09-22 | Toshiba Corp | Logic circuit |
| JPS54163639A (en) * | 1978-06-15 | 1979-12-26 | Tokyo Shibaura Electric Co | Carry logical circuit |
| JPS5595892A (en) | 1979-01-17 | 1980-07-21 | Hitachi Ltd | Electronic digital multi-function watch |
| US4849924A (en) * | 1985-06-13 | 1989-07-18 | Tektronix, Inc. | Event counting prescaler |
| JPS6324190A (ja) * | 1987-06-26 | 1988-02-01 | Casio Comput Co Ltd | 時計装置 |
| JPH02193098A (ja) * | 1989-11-27 | 1990-07-30 | Seiko Epson Corp | 電子時計 |
| JP2509126B2 (ja) * | 1992-02-21 | 1996-06-19 | 財団法人半導体研究振興会 | 半導体メモリ |
| US6958953B2 (en) * | 2003-05-13 | 2005-10-25 | International Business Machines Corporation | Real time clock circuit having an internal clock generator |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5327630B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-03-20 | 1978-08-09 | ||
| US3986333A (en) * | 1971-03-22 | 1976-10-19 | Sharp Kabushiki Kaisha | Electronic digital clock |
| US3719932A (en) * | 1972-04-27 | 1973-03-06 | Sperry Rand Corp | Bit organized integrated mnos memory circuit with dynamic decoding and store-restore circuitry |
| CA1028427A (en) * | 1973-05-29 | 1978-03-21 | Peter D. Dickinson | Scientific calculator |
| US3988886A (en) * | 1973-08-14 | 1976-11-02 | Casio Computer Co., Ltd. | Time setting device for an electronic watch |
| US3934233A (en) * | 1973-09-24 | 1976-01-20 | Texas Instruments Incorporated | Read-only-memory for electronic calculator |
-
1975
- 1975-07-02 JP JP50080984A patent/JPS525565A/ja active Granted
-
1976
- 1976-07-01 GB GB27425/76A patent/GB1504107A/en not_active Expired
- 1976-07-01 FR FR7620165A patent/FR2316646A1/fr active Granted
- 1976-07-02 US US05/702,198 patent/US4092819A/en not_active Expired - Lifetime
- 1976-07-02 CH CH851476A patent/CH616294B/xx unknown
- 1976-07-02 DE DE2629950A patent/DE2629950C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2316646B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-09-01 |
| DE2629950A1 (de) | 1977-01-13 |
| FR2316646A1 (fr) | 1977-01-28 |
| US4092819A (en) | 1978-06-06 |
| JPS5736559B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-08-04 |
| DE2629950C3 (de) | 1979-12-06 |
| JPS525565A (en) | 1977-01-17 |
| GB1504107A (en) | 1978-03-15 |
| CH616294GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-03-31 |
| DE2629950B2 (de) | 1979-04-19 |
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