DE69221999T2 - Bezugsstromschleife - Google Patents
BezugsstromschleifeInfo
- Publication number
- DE69221999T2 DE69221999T2 DE69221999T DE69221999T DE69221999T2 DE 69221999 T2 DE69221999 T2 DE 69221999T2 DE 69221999 T DE69221999 T DE 69221999T DE 69221999 T DE69221999 T DE 69221999T DE 69221999 T2 DE69221999 T2 DE 69221999T2
- Authority
- DE
- Germany
- Prior art keywords
- reference current
- current loop
- loop
- current
- 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
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
- G05F1/561—Voltage to current converters
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
- G05F1/577—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices for plural loads
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP91203074 | 1991-11-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69221999D1 DE69221999D1 (de) | 1997-10-09 |
DE69221999T2 true DE69221999T2 (de) | 1998-03-05 |
Family
ID=8208031
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69221999T Expired - Fee Related DE69221999T2 (de) | 1991-11-25 | 1992-11-18 | Bezugsstromschleife |
Country Status (6)
Country | Link |
---|---|
US (1) | US5341087A (de) |
EP (1) | EP0544360B1 (de) |
JP (1) | JPH05224761A (de) |
KR (1) | KR930010834A (de) |
DE (1) | DE69221999T2 (de) |
SG (1) | SG44015A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005021883A1 (de) * | 2005-05-04 | 2006-11-09 | Valeo Schalter Und Sensoren Gmbh | Schaltungsanordnung |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1007007A3 (nl) * | 1993-04-16 | 1995-02-14 | Philips Electronics Nv | Gebalanceerde spanning-stroomomzetter met ruststroominstelling. |
JP2638494B2 (ja) * | 1994-08-12 | 1997-08-06 | 日本電気株式会社 | 電圧/電流変換回路 |
JPH0865074A (ja) * | 1994-08-24 | 1996-03-08 | Mitsubishi Denki Eng Kk | 電流電圧変換回路、電流圧縮伸張回路、自動露出制御システム及びセンサ内蔵自動露出制御システム |
US5917368A (en) * | 1996-05-08 | 1999-06-29 | Telefonatiebolaget Lm Ericsson | Voltage-to-current converter |
JP4138102B2 (ja) * | 1998-10-13 | 2008-08-20 | セイコーエプソン株式会社 | 表示装置及び電子機器 |
US6304132B1 (en) * | 1998-10-30 | 2001-10-16 | Sony Corporation Of Japan | High side current source circuit having improved output impedance to reduce effects of leakage circuit |
JP2001282374A (ja) * | 2000-03-30 | 2001-10-12 | Nec Corp | 半導体装置 |
DE102004021232A1 (de) * | 2004-04-30 | 2005-11-17 | Austriamicrosystems Ag | Stromspiegelanordnung |
JP2006048763A (ja) | 2004-07-30 | 2006-02-16 | Toshiba Corp | 情報記録媒体、情報記録再生装置及び情報管理方法 |
US20070236275A1 (en) * | 2006-04-07 | 2007-10-11 | Mellanox Technologies Ltd. | Global Reference Voltage Distribution System With Local Reference Voltages Referred to Ground And Supply |
CN102354241B (zh) * | 2011-07-29 | 2015-04-01 | 开曼群岛威睿电通股份有限公司 | 电压/电流转换电路 |
TWI594656B (zh) * | 2012-06-27 | 2017-08-01 | 登豐微電子股份有限公司 | 線性電流調整器 |
DE102014223152B4 (de) * | 2014-11-13 | 2021-10-07 | Rohde & Schwarz GmbH & Co. Kommanditgesellschaft | Stromquelle zum Bereitstellen eines ersten Stroms und eines zweiten Stroms |
US10845832B2 (en) | 2018-09-10 | 2020-11-24 | Analog Devices International Unlimited Company | Voltage-to-current converter |
CN109508064A (zh) * | 2018-12-30 | 2019-03-22 | 成都纵横自动化技术股份有限公司 | 一种液位测量电路与系统 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3731181A (en) * | 1972-04-12 | 1973-05-01 | Motorola Inc | Improved reference current source |
NL8001115A (nl) * | 1980-02-25 | 1981-09-16 | Philips Nv | Geintegreerde schakeling omvattende een aantal spanningsstroomomzetters. |
KR970000909B1 (en) * | 1985-09-02 | 1997-01-21 | Siemens Ag | Controlled current source apparatus |
US4675594A (en) * | 1986-07-31 | 1987-06-23 | Honeywell Inc. | Voltage-to-current converter |
US5266887A (en) * | 1988-05-24 | 1993-11-30 | Dallas Semiconductor Corp. | Bidirectional voltage to current converter |
DE3924804A1 (de) * | 1989-07-27 | 1991-01-31 | Telefunken Electronic Gmbh | Elektrischer schaltkreis |
EP0419255A3 (en) * | 1989-09-20 | 1993-02-17 | Hewlett-Packard Company | Method and apparatus for controlling apparent uniformity of led printheads |
-
1992
- 1992-11-16 KR KR1019920021465A patent/KR930010834A/ko active IP Right Grant
- 1992-11-17 US US07/977,331 patent/US5341087A/en not_active Expired - Fee Related
- 1992-11-18 SG SG1996009257A patent/SG44015A1/en unknown
- 1992-11-18 DE DE69221999T patent/DE69221999T2/de not_active Expired - Fee Related
- 1992-11-18 EP EP92203550A patent/EP0544360B1/de not_active Expired - Lifetime
- 1992-11-24 JP JP4313432A patent/JPH05224761A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005021883A1 (de) * | 2005-05-04 | 2006-11-09 | Valeo Schalter Und Sensoren Gmbh | Schaltungsanordnung |
Also Published As
Publication number | Publication date |
---|---|
DE69221999D1 (de) | 1997-10-09 |
EP0544360A2 (de) | 1993-06-02 |
KR930010834A (ko) | 1993-06-23 |
JPH05224761A (ja) | 1993-09-03 |
SG44015A1 (en) | 1997-11-14 |
US5341087A (en) | 1994-08-23 |
EP0544360B1 (de) | 1997-09-03 |
EP0544360A3 (en) | 1993-12-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N |
|
8339 | Ceased/non-payment of the annual fee |