HK37285A - A multi-function electronic digital watch - Google Patents

A multi-function electronic digital watch

Info

Publication number
HK37285A
HK37285A HK372/85A HK37285A HK37285A HK 37285 A HK37285 A HK 37285A HK 372/85 A HK372/85 A HK 372/85A HK 37285 A HK37285 A HK 37285A HK 37285 A HK37285 A HK 37285A
Authority
HK
Hong Kong
Prior art keywords
electronic digital
function electronic
digital watch
watch
function
Prior art date
Application number
HK372/85A
Other languages
English (en)
Inventor
Isamu Kobayashi
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of HK37285A publication Critical patent/HK37285A/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G99/00—Subject matter not provided for in other groups of this subclass
    • G04G99/006—Electronic time-pieces using a microcomputer, e.g. for multi-function clocks
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Calculators And Similar Devices (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
HK372/85A 1979-01-17 1985-05-16 A multi-function electronic digital watch HK37285A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP297279A JPS5595892A (en) 1979-01-17 1979-01-17 Electronic digital multi-function watch

Publications (1)

Publication Number Publication Date
HK37285A true HK37285A (en) 1985-05-24

Family

ID=11544278

Family Applications (1)

Application Number Title Priority Date Filing Date
HK372/85A HK37285A (en) 1979-01-17 1985-05-16 A multi-function electronic digital watch

Country Status (8)

Country Link
US (1) US4330840A (de)
JP (1) JPS5595892A (de)
DE (1) DE3000871A1 (de)
GB (1) GB2040082B (de)
HK (1) HK37285A (de)
IN (1) IN152203B (de)
MY (1) MY8500830A (de)
SG (1) SG63484G (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5430074A (en) * 1977-08-10 1979-03-06 Seiko Epson Corp Time measuring system
JPS56163477A (en) * 1980-05-20 1981-12-16 Toshiba Corp Digital stopwatch
GB2090031B (en) * 1980-12-09 1984-10-31 Suwa Seikosha Kk Electronic data storing apparatus
US4447870A (en) * 1981-04-03 1984-05-08 Honeywell Information Systems Inc. Apparatus for setting the basic clock timing in a data processing system
JPS5839357A (ja) * 1981-08-31 1983-03-08 Sanyo Electric Co Ltd Ｒａｍのアドレス方法
GB2107494B (en) * 1981-09-01 1985-09-25 Sanyo Electric Co Electronic timepiece with microprocessor
DE3303662A1 (de) * 1983-02-03 1984-08-09 Siemens AG, 1000 Berlin und 8000 München Zeitgeber mit hoher aufloesung
JPS6022685A (ja) * 1983-07-18 1985-02-05 Sanyo Electric Co Ltd 時計用マイクロコンピユ−タ
JPH06103507B2 (ja) * 1984-11-02 1994-12-14 株式会社日立製作所 パルス入出力プロセッサ及びそれを用いたマイクロコンピュータ
US5629907A (en) * 1991-06-18 1997-05-13 Dallas Semiconductor Corporation Low power timekeeping system
US5943297A (en) * 1994-08-19 1999-08-24 Hewlett-Packard Co. Calendar clock circuit for computer workstations

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4022014A (en) * 1975-04-04 1977-05-10 Timex Corporation Combination wristwatch/chronograph/wrist calculator/measuring device
JPS5257856A (en) * 1975-11-07 1977-05-12 Seiko Epson Corp Electronic wristwatch
JPS5280174A (en) * 1975-12-26 1977-07-05 Casio Comput Co Ltd Watch device
US4063409A (en) * 1976-01-05 1977-12-20 Intel Corporation Custom watch
US4205516A (en) * 1978-04-04 1980-06-03 Casio Computer Co., Ltd. Electronic display device

Also Published As

Publication number Publication date
GB2040082B (en) 1983-11-09
JPS5595892A (en) 1980-07-21
SG63484G (en) 1985-03-15
US4330840A (en) 1982-05-18
MY8500830A (en) 1985-12-31
GB2040082A (en) 1980-08-20
IN152203B (de) 1983-11-12
DE3000871A1 (de) 1980-07-31

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