CN100514001C - 用于双桥换能器的差动放大器 - Google Patents
用于双桥换能器的差动放大器 Download PDFInfo
- Publication number
- CN100514001C CN100514001C CNB2005800245370A CN200580024537A CN100514001C CN 100514001 C CN100514001 C CN 100514001C CN B2005800245370 A CNB2005800245370 A CN B2005800245370A CN 200580024537 A CN200580024537 A CN 200580024537A CN 100514001 C CN100514001 C CN 100514001C
- Authority
- CN
- China
- Prior art keywords
- transducer
- differential amplifier
- transistor
- bridge
- output
- 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
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/142—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
- G01D5/145—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/897,839 | 2004-07-23 | ||
| US10/897,839 US7061311B2 (en) | 2004-07-23 | 2004-07-23 | Differential amplifier for dual bridge transducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1993603A CN1993603A (zh) | 2007-07-04 |
| CN100514001C true CN100514001C (zh) | 2009-07-15 |
Family
ID=35336628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005800245370A Expired - Fee Related CN100514001C (zh) | 2004-07-23 | 2005-07-22 | 用于双桥换能器的差动放大器 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7061311B2 (enExample) |
| EP (2) | EP3168576B1 (enExample) |
| JP (1) | JP2008507923A (enExample) |
| CN (1) | CN100514001C (enExample) |
| WO (1) | WO2006012501A1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8910524B2 (en) * | 2011-12-08 | 2014-12-16 | Kulite Semiconductor Products, Inc. | Linked bridge pressure transducer assemblies |
| US10260981B2 (en) * | 2017-02-06 | 2019-04-16 | Nxp Usa, Inc. | Pressure sensor having sense elements in multiple wheatstone bridges with chained outputs |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2841830B1 (de) * | 1978-09-26 | 1980-01-24 | Siemens Ag | Schaltungsanordnung zur Messung der Messdiagonalspannung einer Widerstandsbrueckenschaltung |
| US4199696A (en) * | 1977-03-18 | 1980-04-22 | Tokyo Shibaura Electric Co., Ltd. | Multiplier using hall element |
| US5644269A (en) * | 1995-12-11 | 1997-07-01 | Taiwan Semiconductor Manufacturing Company | Cascode MOS current mirror with lateral bipolar junction transistor to enhance ouput signal swing |
| US20020089327A1 (en) * | 2001-01-10 | 2002-07-11 | Spellman Charles Albert | System for magnetization to produce linear change in field angle |
| US20030103302A1 (en) * | 2001-12-05 | 2003-06-05 | Holman Perry A. | Power supply rejection circuit for capacitively-stored reference voltages |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4760285A (en) * | 1987-03-30 | 1988-07-26 | Honeywell Inc. | Hall effect device with epitaxal layer resistive means for providing temperature independent sensitivity |
| JPH08194040A (ja) * | 1995-01-18 | 1996-07-30 | Mitsubishi Electric Corp | 磁電変換装置 |
| EP0793075B1 (de) * | 1996-03-02 | 2002-09-25 | Micronas GmbH | Monolithisch integrierte Sensorschaltung |
| US6195228B1 (en) | 1997-01-06 | 2001-02-27 | Nec Research Institute, Inc. | Thin, horizontal-plane hall sensors for read-heads in magnetic recording |
| EP0927361A1 (en) * | 1997-06-13 | 1999-07-07 | Koninklijke Philips Electronics N.V. | Sensor comprising a wheatstone bridge |
| EP1252488A4 (en) * | 1999-11-17 | 2003-08-06 | Sieco Inc | WEIGHING DEVICE WITH TORQUE COMPENSATION |
| US6581468B2 (en) * | 2001-03-22 | 2003-06-24 | Kavlico Corporation | Independent-excitation cross-coupled differential-pressure transducer |
-
2004
- 2004-07-23 US US10/897,839 patent/US7061311B2/en not_active Expired - Lifetime
-
2005
- 2005-07-22 WO PCT/US2005/026018 patent/WO2006012501A1/en not_active Ceased
- 2005-07-22 EP EP16203007.6A patent/EP3168576B1/en not_active Ceased
- 2005-07-22 CN CNB2005800245370A patent/CN100514001C/zh not_active Expired - Fee Related
- 2005-07-22 JP JP2007522797A patent/JP2008507923A/ja not_active Withdrawn
- 2005-07-22 EP EP05776575.2A patent/EP1771704B1/en not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4199696A (en) * | 1977-03-18 | 1980-04-22 | Tokyo Shibaura Electric Co., Ltd. | Multiplier using hall element |
| DE2841830B1 (de) * | 1978-09-26 | 1980-01-24 | Siemens Ag | Schaltungsanordnung zur Messung der Messdiagonalspannung einer Widerstandsbrueckenschaltung |
| US5644269A (en) * | 1995-12-11 | 1997-07-01 | Taiwan Semiconductor Manufacturing Company | Cascode MOS current mirror with lateral bipolar junction transistor to enhance ouput signal swing |
| US20020089327A1 (en) * | 2001-01-10 | 2002-07-11 | Spellman Charles Albert | System for magnetization to produce linear change in field angle |
| US20030103302A1 (en) * | 2001-12-05 | 2003-06-05 | Holman Perry A. | Power supply rejection circuit for capacitively-stored reference voltages |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1771704B1 (en) | 2016-12-14 |
| US7061311B2 (en) | 2006-06-13 |
| CN1993603A (zh) | 2007-07-04 |
| WO2006012501A1 (en) | 2006-02-02 |
| EP1771704A1 (en) | 2007-04-11 |
| EP3168576A1 (en) | 2017-05-17 |
| EP3168576B1 (en) | 2018-04-18 |
| JP2008507923A (ja) | 2008-03-13 |
| US20060017502A1 (en) | 2006-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090715 Termination date: 20180722 |