US20020050812A1 - Tri-range power supply system - Google Patents
Tri-range power supply system Download PDFInfo
- 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
Links
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/18—Electroplating using modulated, pulsed or reversing current
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/60—Electroplating characterised by the structure or texture of the layers
- C25D5/605—Surface topography of the layers, e.g. rough, dendritic or nodular layers
- C25D5/611—Smooth layers
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/60—Electroplating characterised by the structure or texture of the layers
- C25D5/615—Microstructure of the layers, e.g. mixed structure
- C25D5/617—Crystalline layers
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/627—Electroplating 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
- 1. Field of the Invention
- 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.
- 2. Background Information
- The state of the art includes various power supply devices and methods.
- Prior art devices and methods are believed to have significant limitations and shortcomings.
- 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.
- 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.
- The invention is shown and described in the attached appendix information.
- The invention is described and shown in the attached appendix information which is hereby incorporated by reference as part of the specification.
- 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.
Claims (2)
1. A power supply system.
2. A power supply system which comprises the structure and function disclosed in the attached appendix.
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)
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)
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 |
-
2001
- 2001-09-28 US US09/967,245 patent/US20020050812A1/en not_active Abandoned
-
2003
- 2003-06-05 US US10/455,582 patent/US6727680B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6727680B2 (en) | 2004-04-27 |
US20030206420A1 (en) | 2003-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STCB | Information on status: application discontinuation |
Free format text: EXPRESSLY ABANDONED -- DURING EXAMINATION |