GB2065391B - Power supply system - Google Patents

Power supply system

Info

Publication number
GB2065391B
GB2065391B GB7941991A GB7941991A GB2065391B GB 2065391 B GB2065391 B GB 2065391B GB 7941991 A GB7941991 A GB 7941991A GB 7941991 A GB7941991 A GB 7941991A GB 2065391 B GB2065391 B GB 2065391B
Authority
GB
United Kingdom
Prior art keywords
power supply
supply system
power
supply
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
GB7941991A
Other versions
GB2065391A (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.)
Casio Computer Co Ltd
Original Assignee
Casio Computer Co 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 Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Priority to GB7941991A priority Critical patent/GB2065391B/en
Publication of GB2065391A publication Critical patent/GB2065391A/en
Application granted granted Critical
Publication of GB2065391B publication Critical patent/GB2065391B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3228—Monitoring task completion, e.g. by use of idle timers, stop commands or wait commands
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/02—Conversion or regulation of current or voltage
    • G04G19/04—Capacitive voltage division or multiplication
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/08—Arrangements for preventing voltage drop due to overloading the power supply
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
GB7941991A 1979-12-05 1979-12-05 Power supply system Expired GB2065391B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7941991A GB2065391B (en) 1979-12-05 1979-12-05 Power supply system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7941991A GB2065391B (en) 1979-12-05 1979-12-05 Power supply system

Publications (2)

Publication Number Publication Date
GB2065391A GB2065391A (en) 1981-06-24
GB2065391B true GB2065391B (en) 1984-05-10

Family

ID=10509634

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7941991A Expired GB2065391B (en) 1979-12-05 1979-12-05 Power supply system

Country Status (1)

Country Link
GB (1) GB2065391B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2723296B2 (en) * 1989-06-06 1998-03-09 株式会社東芝 Portable media
US5021679A (en) * 1989-06-30 1991-06-04 Poqet Computer Corporation Power supply and oscillator for a computer system providing automatic selection of supply voltage and frequency
CN106169865B (en) * 2016-07-20 2018-09-21 广东欧珀移动通信有限公司 Load device circuit

Also Published As

Publication number Publication date
GB2065391A (en) 1981-06-24

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 19991204