DE69332040D1 - Digitale Trimmschaltung - Google Patents

Digitale Trimmschaltung

Info

Publication number
DE69332040D1
DE69332040D1 DE69332040T DE69332040T DE69332040D1 DE 69332040 D1 DE69332040 D1 DE 69332040D1 DE 69332040 T DE69332040 T DE 69332040T DE 69332040 T DE69332040 T DE 69332040T DE 69332040 D1 DE69332040 D1 DE 69332040D1
Authority
DE
Germany
Prior art keywords
trim circuit
digital trim
digital
circuit
trim
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.)
Expired - Lifetime
Application number
DE69332040T
Other languages
English (en)
Other versions
DE69332040T2 (de
Inventor
Hiroshi Yabe
Tsutomu Ogihara
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of DE69332040D1 publication Critical patent/DE69332040D1/de
Publication of DE69332040T2 publication Critical patent/DE69332040T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H03K5/13—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals
    • H03K5/135—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals by the use of time reference signals, e.g. clock signals
    • 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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C23/00—Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electric Clocks (AREA)
  • Logic Circuits (AREA)
DE69332040T 1992-04-17 1993-04-15 Digitale Trimmschaltung Expired - Lifetime DE69332040T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP9788892 1992-04-17
JP12215492 1992-05-14
JP03178393A JP3180494B2 (ja) 1992-04-17 1993-02-22 論理緩急装置

Publications (2)

Publication Number Publication Date
DE69332040D1 true DE69332040D1 (de) 2002-07-25
DE69332040T2 DE69332040T2 (de) 2002-10-17

Family

ID=27287464

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69332040T Expired - Lifetime DE69332040T2 (de) 1992-04-17 1993-04-15 Digitale Trimmschaltung

Country Status (6)

Country Link
US (2) US5530407A (de)
EP (1) EP0566398B1 (de)
JP (1) JP3180494B2 (de)
KR (1) KR940006012A (de)
DE (1) DE69332040T2 (de)
TW (1) TW225063B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08328691A (ja) * 1995-05-29 1996-12-13 Mitsubishi Electric Corp 遠方監視制御装置における時刻同期装置
TW367653B (en) * 1997-10-02 1999-08-21 Nat Science Council Division circuit of 4/5
EP0984342A1 (de) * 1998-08-31 2000-03-08 Swatch Ag Elektronisches Uhrwerk mit einer dezimalsystembasierten Zeitanzeige
US6545950B1 (en) * 2000-05-16 2003-04-08 Ericsson Inc. Methods, systems, wireless terminals, and computer program products for calibrating an electronic clock using a base reference signal and a non-continuous calibration reference signal having greater accuracy than the base reference signal
DE10125164C1 (de) * 2001-05-23 2003-01-16 Infineon Technologies Ag Halbleiter-Chip mit trimmbarem Oszillator
US7058149B2 (en) * 2001-12-14 2006-06-06 Freescale Semiconductor, Inc. System for providing a calibrated clock and methods thereof
US7573301B2 (en) * 2002-12-02 2009-08-11 Silverbrook Research Pty Ltd Temperature based filter for an on-chip system clock
FR2865326B1 (fr) * 2004-01-20 2006-07-21 Thales Sa Procede et dispositif de division de frequence
JP5378765B2 (ja) * 2008-11-25 2013-12-25 ラピスセミコンダクタ株式会社 データ転送システム
JP2013034174A (ja) * 2011-06-28 2013-02-14 Seiko Instruments Inc 電子機器
EP2916193B1 (de) * 2014-03-06 2016-07-27 EM Microelectronic-Marin SA Zeitbasis, die einen oszillator, eine frequenzteilerschaltung und einen schaltkreis zur taktpulshemmung umfasst
JP6853093B2 (ja) * 2017-03-30 2021-03-31 シチズン時計株式会社 カウンタ回路

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4994255A (de) * 1973-01-11 1974-09-06
JPS5614007B2 (de) * 1974-08-19 1981-04-01
JPS6015905B2 (ja) * 1975-06-18 1985-04-22 セイコーエプソン株式会社 電子式時計
JPS6024433B2 (ja) * 1975-08-01 1985-06-12 シチズン時計株式会社 時計用回路
CH620565B (fr) * 1977-02-28 Ebauches Sa Piece d'horlogerie electronique.
JPS5945261B2 (ja) * 1977-06-21 1984-11-05 シチズン時計株式会社 デイジタル式周波数調整回路
JPS54133163A (en) * 1978-04-04 1979-10-16 Citizen Watch Co Ltd Electronic watch
JPS54155869A (en) * 1978-05-29 1979-12-08 Seiko Epson Corp Crystal watch
JPS55128188A (en) * 1979-03-28 1980-10-03 Ricoh Elemex Corp Electronic watch
US4382692A (en) * 1979-11-26 1983-05-10 Ebauches, S.A. Analog-display electronic timepiece comprising a divider with an adjustable division factor
JPS5786082A (en) * 1980-11-18 1982-05-28 Seiko Epson Corp Oscillation circuit for electronic watch
JPS5956189A (ja) * 1982-09-25 1984-03-31 Rhythm Watch Co Ltd 電子時計の周波数調整回路

Also Published As

Publication number Publication date
EP0566398B1 (de) 2002-06-19
JPH0627265A (ja) 1994-02-04
DE69332040T2 (de) 2002-10-17
JP3180494B2 (ja) 2001-06-25
US5530407A (en) 1996-06-25
US5587691A (en) 1996-12-24
EP0566398A2 (de) 1993-10-20
KR940006012A (ko) 1994-03-22
EP0566398A3 (en) 1996-01-03
TW225063B (de) 1994-06-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition