US20020050812A1 - Tri-range power supply system - Google Patents

Tri-range power supply system Download PDF

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Publication number
US20020050812A1
US20020050812A1 US09/967,245 US96724501A US2002050812A1 US 20020050812 A1 US20020050812 A1 US 20020050812A1 US 96724501 A US96724501 A US 96724501A US 2002050812 A1 US2002050812 A1 US 2002050812A1
Authority
US
United States
Prior art keywords
power supply
tri
supply system
range power
methods
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.)
Abandoned
Application number
US09/967,245
Inventor
Michael Hoffman
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to US09/967,245 priority Critical patent/US20020050812A1/en
Publication of US20020050812A1 publication Critical patent/US20020050812A1/en
Priority to US10/455,582 priority patent/US6727680B2/en
Abandoned legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M3/00Conversion of dc power input into dc power output
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/18Electroplating using modulated, pulsed or reversing current
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/60Electroplating characterised by the structure or texture of the layers
    • C25D5/605Surface topography of the layers, e.g. rough, dendritic or nodular layers
    • C25D5/611Smooth layers
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/60Electroplating characterised by the structure or texture of the layers
    • C25D5/615Microstructure of the layers, e.g. mixed structure
    • C25D5/617Crystalline layers
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/627Electroplating characterised by the visual appearance of the layers, e.g. colour, brightness or mat appearance

Definitions

  • the present invention relates, generally, to power supply apparatus and methods. More particularly, the invention relates to a tri-range variable power supply. The invention has particular utility in pulse plating power supplies.
  • the state of the art includes various power supply devices and methods.
  • the present invention provides a tri range power supply which is believed to constitute an improvement over the prior art.
  • the present invention provides a tri range power supply system.

Abstract

A power supply system is disclosed. The power supply has tri range features. The power supply is particularly useful in pulse plating apparatus and methods.

Description

    BACKGROUND OF THE INVENTION
  • 1. Field of the Invention [0001]
  • The present invention relates, generally, to power supply apparatus and methods. More particularly, the invention relates to a tri-range variable power supply. The invention has particular utility in pulse plating power supplies. [0002]
  • 2. Background Information [0003]
  • The state of the art includes various power supply devices and methods. [0004]
  • Prior art devices and methods are believed to have significant limitations and shortcomings. [0005]
  • The present invention provides a tri range power supply which is believed to constitute an improvement over the prior art. [0006]
  • BRIEF SUMMARY OF THE INVENTION
  • The present invention provides a tri range power supply system. [0007]
  • The features, benefits and objects of this invention will become clear to those skilled in the art by reference to the following description, claims, and schematic drawings. [0008]
  • BRIEF DESCRIPTION OF THE SEVERAL VIEWS OF THE DRAWING
  • The invention is shown and described in the attached appendix information.[0009]
  • DETAILED DESCRIPTION
  • The invention is described and shown in the attached appendix information which is hereby incorporated by reference as part of the specification. [0010]
  • The descriptions above and the accompanying drawings should be interpreted in the illustrative and not the limited sense. While the invention has been disclosed in connection with the preferred embodiment or embodiments thereof, it should be understood that there may be other embodiments which fall within the scope of the invention as defined by the following claims. Where a claim, if any, is expressed as a means or step for performing a specified function it is intended that such claim be construed to cover the corresponding structure, material, or acts described in the specification and equivalents thereof, including both structural equivalents and equivalent structures, material-based equivalents and equivalent materials, and act-based equivalents and equivalent acts. [0011]
    Figure US20020050812A1-20020502-P00001
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    Figure US20020050812A1-20020502-P00043
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    Figure US20020050812A1-20020502-P00045
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    Figure US20020050812A1-20020502-P00047
    Figure US20020050812A1-20020502-P00048
    Figure US20020050812A1-20020502-P00049
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    Figure US20020050812A1-20020502-P00051
    Figure US20020050812A1-20020502-P00052
    Figure US20020050812A1-20020502-P00053
    Figure US20020050812A1-20020502-P00054
    Figure US20020050812A1-20020502-P00055
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    Figure US20020050812A1-20020502-P00057
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    Figure US20020050812A1-20020502-P00059
    Figure US20020050812A1-20020502-P00060

Claims (2)

The invention claimed is:
1. A power supply system.
2. A power supply system which comprises the structure and function disclosed in the attached appendix.
US09/967,245 2000-09-28 2001-09-28 Tri-range power supply system Abandoned US20020050812A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US09/967,245 US20020050812A1 (en) 2000-09-28 2001-09-28 Tri-range power supply system
US10/455,582 US6727680B2 (en) 2000-09-28 2003-06-05 Extended range power supply system

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23621900P 2000-09-28 2000-09-28
US23727000P 2000-09-28 2000-09-28
US09/967,245 US20020050812A1 (en) 2000-09-28 2001-09-28 Tri-range power supply system

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US10/455,582 Continuation US6727680B2 (en) 2000-09-28 2003-06-05 Extended range power supply system

Publications (1)

Publication Number Publication Date
US20020050812A1 true US20020050812A1 (en) 2002-05-02

Family

ID=27398819

Family Applications (2)

Application Number Title Priority Date Filing Date
US09/967,245 Abandoned US20020050812A1 (en) 2000-09-28 2001-09-28 Tri-range power supply system
US10/455,582 Expired - Lifetime US6727680B2 (en) 2000-09-28 2003-06-05 Extended range power supply system

Family Applications After (1)

Application Number Title Priority Date Filing Date
US10/455,582 Expired - Lifetime US6727680B2 (en) 2000-09-28 2003-06-05 Extended range power supply system

Country Status (1)

Country Link
US (2) US20020050812A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10328870A1 (en) * 2003-06-26 2005-01-20 Isabellenhütte Heusler GmbH KG Resistance arrangement, manufacturing method and measuring circuit
US6979983B2 (en) * 2004-04-28 2005-12-27 Faraday Technology Corp. Voltage regulator
US7777463B2 (en) * 2005-02-07 2010-08-17 O2Micro International Limited System, method and apparatus to automatically detect a type of a variable output DC power source
US7095217B1 (en) * 2005-03-31 2006-08-22 O2Micro International Limited Method circuitry and electronic device for controlling a variable output dc power source

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5060131A (en) * 1990-05-29 1991-10-22 Tomar Electronics, Inc. DC to DC converter power supply with feedback controlled constant current output
KR0162847B1 (en) * 1996-03-08 1999-04-15 김광호 Smps with the function to protect overcurrent and overvoltage
US5675480A (en) * 1996-05-29 1997-10-07 Compaq Computer Corporation Microprocessor control of parallel power supply systems
JP3708292B2 (en) 1997-06-17 2005-10-19 三菱電機株式会社 Method and apparatus for controlling PWM inverter device
US6097614A (en) 1999-05-14 2000-08-01 Astec International Limited Asymmetrical pulse width modulated resonant DC-DC converter with compensating circuitry
US6215290B1 (en) * 1999-11-15 2001-04-10 Semtech Corporation Multi-phase and multi-module power supplies with balanced current between phases and modules
JP4453172B2 (en) * 2000-07-28 2010-04-21 ソニー株式会社 Power supply device and power supply system
US6456512B1 (en) 2001-04-06 2002-09-24 Allis Electric Co., Ltd. Method for pulse width modulation frequency correlation

Also Published As

Publication number Publication date
US6727680B2 (en) 2004-04-27
US20030206420A1 (en) 2003-11-06

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