JPS5113279A - - Google Patents

Info

Publication number
JPS5113279A
JPS5113279A JP49079466A JP7946674A JPS5113279A JP S5113279 A JPS5113279 A JP S5113279A JP 49079466 A JP49079466 A JP 49079466A JP 7946674 A JP7946674 A JP 7946674A JP S5113279 A JPS5113279 A JP S5113279A
Authority
JP
Japan
Prior art keywords
frequency
response
signal
counter
time standard
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.)
Pending
Application number
JP49079466A
Other languages
English (en)
Japanese (ja)
Inventor
Kanehiko Nishimura
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.)
Suwa Seikosha KK
Original Assignee
Suwa Seikosha KK
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 Suwa Seikosha KK filed Critical Suwa Seikosha KK
Priority to JP49079466A priority Critical patent/JPS5113279A/ja
Priority to CH884775A priority patent/CH615312B/xx
Priority to GB29119/75A priority patent/GB1480548A/en
Priority to US05/595,262 priority patent/US3975898A/en
Publication of JPS5113279A publication Critical patent/JPS5113279A/ja
Priority to HK462/80A priority patent/HK46280A/xx
Priority to MY155/81A priority patent/MY8100155A/xx
Pending 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
    • G04G3/022—Circuits for deriving low frequency timing pulses from pulses of higher frequency the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F10/00—Apparatus for measuring unknown time intervals by electric means
    • G04F10/04—Apparatus for measuring unknown time intervals by electric means by counting pulses or half-cycles of an AC
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/64—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two
    • H03K23/66—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses
    • H03K23/667—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses by switching the base during a counting cycle

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electric Clocks (AREA)
  • Quinoline Compounds (AREA)
  • Electromechanical Clocks (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
JP49079466A 1974-07-11 1974-07-11 Pending JPS5113279A (enEXAMPLES)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP49079466A JPS5113279A (enEXAMPLES) 1974-07-11 1974-07-11
CH884775A CH615312B (de) 1974-07-11 1975-07-07 Elektronische uhr.
GB29119/75A GB1480548A (en) 1974-07-11 1975-07-10 Electronic timepieces
US05/595,262 US3975898A (en) 1974-07-11 1975-07-11 Electronic timepiece
HK462/80A HK46280A (en) 1974-07-11 1980-08-28 Improvements in or relating to electronic timepieces
MY155/81A MY8100155A (en) 1974-07-11 1981-12-30 Improvements in or relating to electronic timepiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49079466A JPS5113279A (enEXAMPLES) 1974-07-11 1974-07-11

Publications (1)

Publication Number Publication Date
JPS5113279A true JPS5113279A (enEXAMPLES) 1976-02-02

Family

ID=13690650

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49079466A Pending JPS5113279A (enEXAMPLES) 1974-07-11 1974-07-11

Country Status (6)

Country Link
US (1) US3975898A (enEXAMPLES)
JP (1) JPS5113279A (enEXAMPLES)
CH (1) CH615312B (enEXAMPLES)
GB (1) GB1480548A (enEXAMPLES)
HK (1) HK46280A (enEXAMPLES)
MY (1) MY8100155A (enEXAMPLES)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54167892U (enEXAMPLES) * 1978-05-17 1979-11-27
JPS557662A (en) * 1978-07-04 1980-01-19 Seiko Epson Corp Crystal watch of analog chronograph
JPS6167591U (enEXAMPLES) * 1985-10-01 1986-05-09

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51127657A (en) * 1975-04-28 1976-11-06 Seiko Instr & Electronics Ltd Standard signal generator
US4142360A (en) * 1977-07-07 1979-03-06 Kabushiki Kaisha Suwa Seikosha Electronic timepiece
GB2132047A (en) * 1982-12-04 1984-06-27 Grundy & Partners Ltd Frequency divider circuits
ATE294968T1 (de) * 1998-08-28 2005-05-15 Swatch Ag Elektronische zeitmessvorrichtung mit zeitangabe auf einem dezimalsystem basierend
GB9921813D0 (en) * 1999-09-16 1999-11-17 Mitel Semiconductor Ltd Frequency converter and radio frequency tuner
CN119620581B (zh) * 2025-02-14 2025-05-02 嘉兴汉微半导体有限公司 双时钟驱动的高精度计时器及其计时方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH540520A (fr) * 1971-04-22 1973-02-15 Ebauches Sa Mouvement d'horlogerie électronique
US3777471A (en) * 1971-08-27 1973-12-11 Bulova Watch Co Inc Presettable frequency divider for electronic timepiece
JPS5751079B2 (enEXAMPLES) * 1973-04-25 1982-10-30
US3914931A (en) * 1974-10-01 1975-10-28 Suwa Seikosha Kk Electronic timepiece

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54167892U (enEXAMPLES) * 1978-05-17 1979-11-27
JPS557662A (en) * 1978-07-04 1980-01-19 Seiko Epson Corp Crystal watch of analog chronograph
JPS6167591U (enEXAMPLES) * 1985-10-01 1986-05-09

Also Published As

Publication number Publication date
HK46280A (en) 1980-09-05
MY8100155A (en) 1981-12-31
GB1480548A (en) 1977-07-20
CH615312B (de)
US3975898A (en) 1976-08-24
CH615312GA3 (enEXAMPLES) 1980-01-31

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