FR2316646A1 - Circuit electronique d'evaluation et d'indication de temps - Google Patents

Circuit electronique d'evaluation et d'indication de temps

Info

Publication number
FR2316646A1
FR2316646A1 FR7620165A FR7620165A FR2316646A1 FR 2316646 A1 FR2316646 A1 FR 2316646A1 FR 7620165 A FR7620165 A FR 7620165A FR 7620165 A FR7620165 A FR 7620165A FR 2316646 A1 FR2316646 A1 FR 2316646A1
Authority
FR
France
Prior art keywords
evaluation
circuit
electronic circuit
time indication
memory circuit
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.)
Granted
Application number
FR7620165A
Other languages
English (en)
French (fr)
Other versions
FR2316646B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of FR2316646A1 publication Critical patent/FR2316646A1/fr
Application granted granted Critical
Publication of FR2316646B1 publication Critical patent/FR2316646B1/fr
Granted legal-status Critical Current

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
    • G04G3/025—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)
FR7620165A 1975-07-02 1976-07-01 Circuit electronique d'evaluation et d'indication de temps Granted FR2316646A1 (fr)

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
FR2316646A1 true FR2316646A1 (fr) 1977-01-28
FR2316646B1 FR2316646B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-09-01

Family

ID=13733753

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7620165A Granted FR2316646A1 (fr) 1975-07-02 1976-07-01 Circuit electronique d'evaluation et d'indication de temps

Country Status (6)

Country Link
US (1) US4092819A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS525565A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH616294B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2629950C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2316646A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1504107A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2232011A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-05-29 1974-12-27 Hewlett Packard Co

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2232011A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-05-29 1974-12-27 Hewlett Packard Co

Also Published As

Publication number Publication date
FR2316646B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-09-01
DE2629950A1 (de) 1977-01-13
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
CH616294B (de)
CH616294GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-03-31
DE2629950B2 (de) 1979-04-19

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