BR8904574A - Conjunto fonte de corrente e conversor digital/analogico - Google Patents
Conjunto fonte de corrente e conversor digital/analogicoInfo
- Publication number
- BR8904574A BR8904574A BR898904574A BR8904574A BR8904574A BR 8904574 A BR8904574 A BR 8904574A BR 898904574 A BR898904574 A BR 898904574A BR 8904574 A BR8904574 A BR 8904574A BR 8904574 A BR8904574 A BR 8904574A
- Authority
- BR
- Brazil
- Prior art keywords
- digital
- current source
- analog converter
- source set
- analog
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/26—Current mirrors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/26—Current mirrors
- G05F3/262—Current mirrors using field-effect transistors only
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Analogue/Digital Conversion (AREA)
- Control Of Electrical Variables (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8802230 | 1988-09-12 | ||
NL8900215 | 1989-01-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8904574A true BR8904574A (pt) | 1990-04-24 |
Family
ID=26646422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR898904574A BR8904574A (pt) | 1988-09-12 | 1989-09-11 | Conjunto fonte de corrente e conversor digital/analogico |
Country Status (9)
Country | Link |
---|---|
US (1) | US4967140A (pt) |
EP (1) | EP0359315B1 (pt) |
JP (1) | JP2843833B2 (pt) |
KR (1) | KR0137475B1 (pt) |
CN (1) | CN1020510C (pt) |
BR (1) | BR8904574A (pt) |
DE (1) | DE68913405T2 (pt) |
ES (1) | ES2050783T3 (pt) |
HK (1) | HK45096A (pt) |
Families Citing this family (60)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5021784A (en) * | 1989-07-10 | 1991-06-04 | U.S. Philips Corporation | Calibrated current source with ripple reduction |
US5142277A (en) * | 1990-02-01 | 1992-08-25 | Gulton Industries, Inc. | Multiple device control system |
JPH05191290A (ja) * | 1991-10-07 | 1993-07-30 | Mitsubishi Electric Corp | D/a変換器 |
JP2882163B2 (ja) * | 1992-02-26 | 1999-04-12 | 日本電気株式会社 | 比較器 |
US5258757A (en) * | 1992-05-08 | 1993-11-02 | Analog Devices, Incorporated | Apparatus and method for increasing the output impedance of a current-type digital-to-analog converter |
US5444446A (en) * | 1993-07-01 | 1995-08-22 | Texas Instruments Incorporated | Apparatus and method for duplicating currents |
US5598095A (en) * | 1995-03-08 | 1997-01-28 | Alliance Semiconductor Corporation | Switchable current source for digital-to-analog converter (DAC) |
US5592165A (en) * | 1995-08-15 | 1997-01-07 | Sigmatel, Inc. | Method and apparatus for an oversampled digital to analog convertor |
JPH10276093A (ja) * | 1997-03-28 | 1998-10-13 | Sony Corp | D/a変換器 |
JP4251377B2 (ja) * | 1997-04-23 | 2009-04-08 | 宇東科技股▲ふん▼有限公司 | アクティブマトリックス発光ダイオードピクセル構造及び方法 |
GB9812742D0 (en) * | 1998-06-12 | 1998-08-12 | Philips Electronics Nv | Active matrix electroluminescent display devices |
GB9812739D0 (en) * | 1998-06-12 | 1998-08-12 | Koninkl Philips Electronics Nv | Active matrix electroluminescent display devices |
US6329941B1 (en) * | 1999-05-27 | 2001-12-11 | Stmicroelectronics, Inc. | Digital-to-analog converting device and method |
KR100888004B1 (ko) * | 1999-07-14 | 2009-03-09 | 소니 가부시끼 가이샤 | 전류 구동 회로 및 그것을 사용한 표시 장치, 화소 회로,및 구동 방법 |
US6445170B1 (en) * | 2000-10-24 | 2002-09-03 | Intel Corporation | Current source with internal variable resistance and control loop for reduced process sensitivity |
DE10053914C2 (de) * | 2000-10-31 | 2003-05-22 | Infineon Technologies Ag | Digital/Analog-Wandler mit programmierbarer Verstärkung |
US6448811B1 (en) | 2001-04-02 | 2002-09-10 | Intel Corporation | Integrated circuit current reference |
US6522174B2 (en) * | 2001-04-16 | 2003-02-18 | Intel Corporation | Differential cascode current mode driver |
US6791356B2 (en) * | 2001-06-28 | 2004-09-14 | Intel Corporation | Bidirectional port with clock channel used for synchronization |
KR100739327B1 (ko) * | 2001-06-29 | 2007-07-12 | 매그나칩 반도체 유한회사 | 디지털 영역에서 전류량을 제어하기 위한 전류 바이어스 회로 |
JP4248773B2 (ja) * | 2001-07-26 | 2009-04-02 | 富士通マイクロエレクトロニクス株式会社 | 電流電圧変換装置 |
JP2003233347A (ja) * | 2001-08-02 | 2003-08-22 | Seiko Epson Corp | 画素へのプログラミング電流の供給 |
US7012597B2 (en) * | 2001-08-02 | 2006-03-14 | Seiko Epson Corporation | Supply of a programming current to a pixel |
CN101165759B (zh) | 2001-08-29 | 2012-07-04 | 日本电气株式会社 | 用于驱动电流负载器件的半导体器件及提供的电流负载器件 |
JP4193452B2 (ja) * | 2001-08-29 | 2008-12-10 | 日本電気株式会社 | 電流負荷デバイス駆動用半導体装置及びそれを備えた電流負荷デバイス |
US20050057580A1 (en) * | 2001-09-25 | 2005-03-17 | Atsuhiro Yamano | El display panel and el display apparatus comprising it |
US6597198B2 (en) | 2001-10-05 | 2003-07-22 | Intel Corporation | Current mode bidirectional port with data channel used for synchronization |
US6777885B2 (en) | 2001-10-12 | 2004-08-17 | Semiconductor Energy Laboratory Co., Ltd. | Drive circuit, display device using the drive circuit and electronic apparatus using the display device |
US7576734B2 (en) * | 2001-10-30 | 2009-08-18 | Semiconductor Energy Laboratory Co., Ltd. | Signal line driving circuit, light emitting device, and method for driving the same |
US7742064B2 (en) * | 2001-10-30 | 2010-06-22 | Semiconductor Energy Laboratory Co., Ltd | Signal line driver circuit, light emitting device and driving method thereof |
US7180479B2 (en) | 2001-10-30 | 2007-02-20 | Semiconductor Energy Laboratory Co., Ltd. | Signal line drive circuit and light emitting device and driving method therefor |
TWI256607B (en) * | 2001-10-31 | 2006-06-11 | Semiconductor Energy Lab | Signal line drive circuit and light emitting device |
US6963336B2 (en) * | 2001-10-31 | 2005-11-08 | Semiconductor Energy Laboratory Co., Ltd. | Signal line driving circuit and light emitting device |
JP2004045488A (ja) | 2002-07-09 | 2004-02-12 | Casio Comput Co Ltd | 表示駆動装置及びその駆動制御方法 |
JP4273718B2 (ja) * | 2002-08-16 | 2009-06-03 | ソニー株式会社 | 電流サンプリング回路及びそれを用いた電流出力型駆動回路 |
JP2004219955A (ja) * | 2003-01-17 | 2004-08-05 | Toshiba Matsushita Display Technology Co Ltd | 電流駆動装置、電流駆動方法 |
KR101102372B1 (ko) | 2003-01-17 | 2012-01-05 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체장치 및 발광 장치 |
TW588305B (en) * | 2003-03-07 | 2004-05-21 | Au Optronics Corp | Data driver used in a current-driving display device |
DE60312641T2 (de) * | 2003-03-31 | 2007-11-29 | Ami Semiconductor Belgium Bvba | Ein stromgesteuerter Digital Analog Wandler mit gleichbleibender Genauigkeit |
CN100353391C (zh) * | 2003-04-01 | 2007-12-05 | 友达光电股份有限公司 | 用于一电流驱动的显示元件的数据驱动电路 |
TW591586B (en) * | 2003-04-10 | 2004-06-11 | Toppoly Optoelectronics Corp | Data-line driver circuits for current-programmed electro-luminescence display device |
JP4662698B2 (ja) * | 2003-06-25 | 2011-03-30 | ルネサスエレクトロニクス株式会社 | 電流源回路、並びに電流設定方法 |
JP2005221659A (ja) * | 2004-02-04 | 2005-08-18 | Nec Corp | 電流源回路及びこれを用いた表示装置 |
DE102005022337A1 (de) * | 2005-05-13 | 2006-11-23 | Texas Instruments Deutschland Gmbh | Spannungsgesteuerte Stromquelle |
DE102005022338A1 (de) | 2005-05-13 | 2006-11-16 | Texas Instruments Deutschland Gmbh | Integrierte Treiberschaltungsstruktur |
JP2009507410A (ja) | 2005-09-05 | 2009-02-19 | エヌエックスピー ビー ヴィ | 有限インパルス応答型のディジタル−アナログコンバータ |
CN101025637B (zh) * | 2006-02-20 | 2010-06-23 | 智原科技股份有限公司 | 电流模式的修整装置 |
EP1903318B1 (de) * | 2006-09-22 | 2009-03-25 | Siemens Aktiengesellschaft | Erhöhung der Verfügbarkeit und Redundanz von Analogstromausgaben |
US7576667B1 (en) | 2007-04-10 | 2009-08-18 | Marvell International Ltd. | Hierarchied calibration circuit |
US7688236B2 (en) * | 2007-10-01 | 2010-03-30 | Infineon Technologies Ag | Integrated circuit comprising a plurality of digital-to-analog converters, sigma-delta modulator circuit, and method of calibrating a plurality of multibit digital-to-analog converters |
US7514989B1 (en) | 2007-11-28 | 2009-04-07 | Dialog Semiconductor Gmbh | Dynamic matching of current sources |
WO2009073556A1 (en) * | 2007-11-29 | 2009-06-11 | Medsolve Technologies, Inc. | Apparatus for producing continuous waveforms with programmable shapes |
ATE529795T1 (de) * | 2008-05-21 | 2011-11-15 | Austriamicrosystems Ag | Gesteuerte stromquelle und verfahren zum strombeschaffen |
US7804433B1 (en) | 2009-04-14 | 2010-09-28 | Texas Instruments Incorporated | Methods and apparatus for error cancelation in calibrated current sources |
US20110068765A1 (en) * | 2009-09-22 | 2011-03-24 | Qualcomm Incorporated | System and method for power calibrating a pulse generator |
CN101739052B (zh) * | 2009-11-26 | 2012-01-18 | 四川和芯微电子股份有限公司 | 一种与电源无关的电流参考源 |
DE102010032232A1 (de) * | 2010-07-26 | 2012-01-26 | Texas Instruments Deutschland Gmbh | Elektronische Vorrichtung und Verfahren für eine hochgenaue Stromspiegelung |
US11119524B1 (en) * | 2020-03-11 | 2021-09-14 | Cirrus Logic, Inc. | Glitch mitigation in selectable output current mirrors with degeneration resistors |
CN112886931A (zh) * | 2021-01-28 | 2021-06-01 | 深圳市万微半导体有限公司 | 用于消除运算放大器失调误差的数字加权电流源电路 |
CN113253787A (zh) * | 2021-06-17 | 2021-08-13 | 苏州裕太微电子有限公司 | 一种芯片内电阻校正电路 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH628462A5 (fr) * | 1978-12-22 | 1982-02-26 | Centre Electron Horloger | Source de tension de reference. |
US4346344A (en) * | 1979-02-08 | 1982-08-24 | Signetics Corporation | Stable field effect transistor voltage reference |
JPS56169935A (en) * | 1980-06-03 | 1981-12-26 | Toshiba Corp | Digital-to-analog converting circuit |
NL8205013A (nl) * | 1982-12-28 | 1984-07-16 | Philips Nv | Precisiestroombronschakeling. |
NL8300466A (nl) * | 1983-02-08 | 1984-09-03 | Philips Nv | Stroombronschakeling. |
US4587477A (en) * | 1984-05-18 | 1986-05-06 | Hewlett-Packard Company | Binary scaled current array source for digital to analog converters |
JPH0542488Y2 (pt) * | 1986-01-28 | 1993-10-26 | ||
DE3771981D1 (de) * | 1986-09-24 | 1991-09-12 | Siemens Ag | Stromspiegel-schaltungsanordnung. |
US4864215A (en) * | 1988-02-16 | 1989-09-05 | U.S. Philips Corp. | Current source arrangement |
-
1989
- 1989-07-14 US US07/380,163 patent/US4967140A/en not_active Expired - Lifetime
- 1989-09-07 DE DE68913405T patent/DE68913405T2/de not_active Expired - Fee Related
- 1989-09-07 EP EP89202265A patent/EP0359315B1/en not_active Expired - Lifetime
- 1989-09-07 ES ES89202265T patent/ES2050783T3/es not_active Expired - Lifetime
- 1989-09-09 CN CN89108022A patent/CN1020510C/zh not_active Expired - Fee Related
- 1989-09-11 KR KR1019890013097A patent/KR0137475B1/ko not_active IP Right Cessation
- 1989-09-11 JP JP1233050A patent/JP2843833B2/ja not_active Expired - Fee Related
- 1989-09-11 BR BR898904574A patent/BR8904574A/pt not_active IP Right Cessation
-
1996
- 1996-03-14 HK HK45096A patent/HK45096A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP2843833B2 (ja) | 1999-01-06 |
ES2050783T3 (es) | 1994-06-01 |
DE68913405T2 (de) | 1994-09-08 |
HK45096A (en) | 1996-03-22 |
CN1041230A (zh) | 1990-04-11 |
EP0359315A1 (en) | 1990-03-21 |
DE68913405D1 (de) | 1994-04-07 |
CN1020510C (zh) | 1993-05-05 |
EP0359315B1 (en) | 1994-03-02 |
KR0137475B1 (ko) | 1998-06-15 |
KR910007290A (ko) | 1991-04-30 |
JPH02105907A (ja) | 1990-04-18 |
US4967140A (en) | 1990-10-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TC | Change of name | ||
TC | Change of name | ||
FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
FF | Decision: intention to grant | ||
FG9A | Patent or certificate of addition granted | ||
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 11/07/2010 |