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GB2431486B - Clocks - Google Patents

Clocks

Info

Publication number
GB2431486B
GB2431486B GB0521199A GB0521199A GB2431486B GB 2431486 B GB2431486 B GB 2431486B GB 0521199 A GB0521199 A GB 0521199A GB 0521199 A GB0521199 A GB 0521199A GB 2431486 B GB2431486 B GB 2431486B
Authority
GB
United Kingdom
Prior art keywords
clocks
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 - Fee Related
Application number
GB0521199A
Other versions
GB0521199D0 (en
GB2431486A (en
Inventor
David John Hill
Peter Robert Bracey
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.)
SMITH OF DERBY Ltd
Original Assignee
SMITH OF DERBY 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 SMITH OF DERBY Ltd filed Critical SMITH OF DERBY Ltd
Priority to GB0521199A priority Critical patent/GB2431486B/en
Publication of GB0521199D0 publication Critical patent/GB0521199D0/en
Publication of GB2431486A publication Critical patent/GB2431486A/en
Application granted granted Critical
Publication of GB2431486B publication Critical patent/GB2431486B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G3/00—Producing timing pulses
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/10—Arrangements for supplying back-up power
    • G—PHYSICS
    • G04—HOROLOGY
    • G04R—RADIO-CONTROLLED TIME-PIECES
    • G04R40/00—Correcting the clock frequency
    • G04R40/06—Correcting the clock frequency by computing the time value implied by the radio signal

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Electric Clocks (AREA)
GB0521199A 2005-10-19 2005-10-19 Clocks Expired - Fee Related GB2431486B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0521199A GB2431486B (en) 2005-10-19 2005-10-19 Clocks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0521199A GB2431486B (en) 2005-10-19 2005-10-19 Clocks

Publications (3)

Publication Number Publication Date
GB0521199D0 GB0521199D0 (en) 2005-11-23
GB2431486A GB2431486A (en) 2007-04-25
GB2431486B true GB2431486B (en) 2008-12-03

Family

ID=35451976

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0521199A Expired - Fee Related GB2431486B (en) 2005-10-19 2005-10-19 Clocks

Country Status (1)

Country Link
GB (1) GB2431486B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1518892A (en) * 1977-01-26 1978-07-26 Europ Electronic Syst Ltd Time signal receiver
US4525685A (en) * 1983-05-31 1985-06-25 Spectracom Corp. Disciplined oscillator system with frequency control and accumulated time control
GB2296347A (en) * 1994-12-20 1996-06-26 T Earl Poulson Adjusting a timepiece

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1518892A (en) * 1977-01-26 1978-07-26 Europ Electronic Syst Ltd Time signal receiver
US4525685A (en) * 1983-05-31 1985-06-25 Spectracom Corp. Disciplined oscillator system with frequency control and accumulated time control
GB2296347A (en) * 1994-12-20 1996-06-26 T Earl Poulson Adjusting a timepiece

Also Published As

Publication number Publication date
GB0521199D0 (en) 2005-11-23
GB2431486A (en) 2007-04-25

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20110728 AND 20110803

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20151019