GB1424857A - Control and synchronsation of clocks - Google Patents

Control and synchronsation of clocks

Info

Publication number
GB1424857A
GB1424857A GB1583773A GB1583773A GB1424857A GB 1424857 A GB1424857 A GB 1424857A GB 1583773 A GB1583773 A GB 1583773A GB 1583773 A GB1583773 A GB 1583773A GB 1424857 A GB1424857 A GB 1424857A
Authority
GB
United Kingdom
Prior art keywords
signal
slave clock
display
days
coded
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
Application number
GB1583773A
Other languages
English (en)
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.)
Mischiatti S W
Original Assignee
Mischiatti S W
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 Mischiatti S W filed Critical Mischiatti S W
Publication of GB1424857A publication Critical patent/GB1424857A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0005—Transmission of control signals
    • G04G9/0011—Transmission of control signals using coded signals
    • G—PHYSICS
    • G04—HOROLOGY
    • G04R—RADIO-CONTROLLED TIME-PIECES
    • G04R20/00—Setting the time according to the time information carried or implied by the radio signal
    • G04R20/08—Setting the time according to the time information carried or implied by the radio signal the radio signal being broadcast from a long-wave call sign, e.g. DCF77, JJY40, JJY60, MSF60 or WWVB
    • G04R20/12—Decoding time data; Circuits therefor
    • G—PHYSICS
    • G04—HOROLOGY
    • G04R—RADIO-CONTROLLED TIME-PIECES
    • G04R40/00—Correcting the clock frequency
    • G04R40/02—Correcting the clock frequency by phase locking
GB1583773A 1972-04-12 1973-04-03 Control and synchronsation of clocks Expired GB1424857A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7236/72A IT957184B (it) 1972-04-12 1972-04-12 Apparecchiatura elettronica per il comando e la sincronizzazione locale o universale di orologi

Publications (1)

Publication Number Publication Date
GB1424857A true GB1424857A (en) 1976-02-11

Family

ID=11124887

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1583773A Expired GB1424857A (en) 1972-04-12 1973-04-03 Control and synchronsation of clocks

Country Status (7)

Country Link
US (1) US3852953A (fr)
JP (1) JPS4948359A (fr)
DE (1) DE2318529A1 (fr)
ES (1) ES413400A1 (fr)
FR (1) FR2180020B1 (fr)
GB (1) GB1424857A (fr)
IT (1) IT957184B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2155215A (en) * 1984-03-02 1985-09-18 Europ Electronic Syst Ltd Improvements in analog clocks
GB2311879A (en) * 1996-04-03 1997-10-08 Adrian Guy Warden Mains slave clock
RU2546198C1 (ru) * 2011-02-15 2015-04-10 Телефонактиеболагет Л М Эрикссон (Пабл) Способы синхронизации времени в сетях связи

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS587190B2 (ja) * 1973-12-05 1983-02-08 セイコーエプソン株式会社 スイシヨウドケイ
JPS52146273A (en) * 1976-05-29 1977-12-05 Casio Comput Co Ltd Electronic watch device
JPS53149603A (en) * 1977-06-01 1978-12-27 Matsushita Electric Ind Co Ltd Non-core armature
US4322831A (en) * 1978-06-06 1982-03-30 Simplex Time Recorder Co. Programmed digital secondary clock
DE3022949C2 (de) * 1980-06-19 1983-11-17 Werner 6802 Ladenburg Schulz Verfahren zur automatischen Korrektur der Gangabweichung einer Uhr
DE3421189A1 (de) * 1984-06-07 1985-12-12 Kieninger & Obergfell, Fabrik für technische Laufwerke und Apparate GmbH & Co, 7742 St Georgen Elektrische uhr
JP2563847B2 (ja) * 1990-07-17 1996-12-18 全宏 上田 時 計
DE4118387C2 (de) * 1991-06-05 1994-09-29 Diehl Gmbh & Co Synchronisationseinrichtung für eine Schaltuhr
JP3302692B2 (ja) * 1993-06-23 2002-07-15 プレスマテック ソシエテ アノニム 医療情報を備えるアクセサリー
KR100350970B1 (ko) 1997-09-26 2002-12-18 삼성전자 주식회사 운영체제타이머에초기값설정방법
JP2000019274A (ja) * 1998-06-30 2000-01-21 Aiwa Co Ltd 時計調整方法およびそれを用いた電子機器
US6421302B1 (en) 2000-07-11 2002-07-16 Richard C. Wimberly Digital time indicator
USD753711S1 (en) 2014-09-01 2016-04-12 Apple Inc. Display screen or portion thereof with graphical user interface
USD752623S1 (en) 2014-09-01 2016-03-29 Apple Inc. Display screen or portion thereof with graphical user interface
USD753696S1 (en) 2014-09-01 2016-04-12 Apple Inc. Display screen or portion thereof with graphical user interface
USD842741S1 (en) * 2015-09-03 2019-03-12 Tomtom International B.V. Display panel of a digital watch showing time and date

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3194003A (en) * 1963-11-13 1965-07-13 Vogel And Company P Solid state electronic timepiece
GB1158368A (en) * 1966-11-28 1969-07-16 Nii Chasovoj Promy Automatically Synchronised Time Indicating System
CH496277A (fr) * 1967-09-01 1970-05-29 Patek Philippe Sa Dispositif de remise à l'heure automatique permanente d'une horloge
US3541552A (en) * 1968-07-26 1970-11-17 Us Navy Synchronization system
US3681914A (en) * 1970-04-30 1972-08-08 Quasar Microsystems Inc Digital master clock

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2155215A (en) * 1984-03-02 1985-09-18 Europ Electronic Syst Ltd Improvements in analog clocks
GB2311879A (en) * 1996-04-03 1997-10-08 Adrian Guy Warden Mains slave clock
RU2546198C1 (ru) * 2011-02-15 2015-04-10 Телефонактиеболагет Л М Эрикссон (Пабл) Способы синхронизации времени в сетях связи
US9686034B2 (en) 2011-02-15 2017-06-20 Telefonaktiebolaget Lm Ericsson (Publ) Methods of time synchronization in communications networks

Also Published As

Publication number Publication date
JPS4948359A (fr) 1974-05-10
FR2180020B1 (fr) 1976-05-21
ES413400A1 (es) 1976-01-16
IT957184B (it) 1973-10-10
FR2180020A1 (fr) 1973-11-23
US3852953A (en) 1974-12-10
DE2318529A1 (de) 1973-10-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee