JPS6144360B2 - - Google Patents
Info
- Publication number
- JPS6144360B2 JPS6144360B2 JP53067359A JP6735978A JPS6144360B2 JP S6144360 B2 JPS6144360 B2 JP S6144360B2 JP 53067359 A JP53067359 A JP 53067359A JP 6735978 A JP6735978 A JP 6735978A JP S6144360 B2 JPS6144360 B2 JP S6144360B2
- Authority
- JP
- Japan
- Prior art keywords
- bias
- operational amplifier
- calibration
- transistor
- field effect
- 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
Links
- 230000005669 field effect Effects 0.000 claims description 13
- 238000010586 diagram Methods 0.000 description 2
- 230000002277 temperature effect Effects 0.000 description 1
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
- G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
- G01D3/06—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for operation by a null method
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/804,419 US4125789A (en) | 1977-06-07 | 1977-06-07 | Biasing and scaling circuit for transducers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS544159A JPS544159A (en) | 1979-01-12 |
| JPS6144360B2 true JPS6144360B2 (enEXAMPLES) | 1986-10-02 |
Family
ID=25188932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6735978A Granted JPS544159A (en) | 1977-06-07 | 1978-06-06 | Bias collection circuit |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4125789A (enEXAMPLES) |
| JP (1) | JPS544159A (enEXAMPLES) |
| CA (1) | CA1093164A (enEXAMPLES) |
| DE (1) | DE2821938C3 (enEXAMPLES) |
| FR (1) | FR2394208A1 (enEXAMPLES) |
| GB (1) | GB1576668A (enEXAMPLES) |
| IT (1) | IT1105358B (enEXAMPLES) |
| SE (1) | SE431702B (enEXAMPLES) |
| SU (1) | SU854282A3 (enEXAMPLES) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0191179U (enEXAMPLES) * | 1987-12-09 | 1989-06-15 |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53105334A (en) * | 1977-02-25 | 1978-09-13 | Nippon Soken | Nonnlinear calculating circuit |
| US4257064A (en) * | 1980-02-19 | 1981-03-17 | Hughes Aircraft Company | Wideband linear video contrast control |
| US4598251A (en) * | 1982-06-16 | 1986-07-01 | Rosemount Inc. | Frequency to current converter circuit |
| WO1984000087A1 (en) * | 1982-06-16 | 1984-01-05 | Rosemount Inc | Frequency to current converter circuit |
| DE3312027A1 (de) * | 1983-04-02 | 1984-11-15 | Pierburg Gmbh & Co Kg, 4040 Neuss | Vorrichtung zur nullpunkteinstellung von signalquellen, insbesondere geberanordnungen |
| US4558239A (en) * | 1983-08-17 | 1985-12-10 | At&T Bell Laboratories | High impedance amplifier for an IC chip |
| US4593213A (en) * | 1984-05-25 | 1986-06-03 | United Technologies Corporation | Current-limited MOSFET switch |
| US5012140A (en) * | 1990-03-19 | 1991-04-30 | Tektronix, Inc. | Logarithmic amplifier with gain control |
| JP2867756B2 (ja) * | 1991-08-30 | 1999-03-10 | 日本電気株式会社 | 消費電力制御装置 |
| FI99171C (fi) * | 1991-09-12 | 1997-10-10 | Nokia Mobile Phones Ltd | Kytkentä RSSI-signaalin lähtöjännitteen skaalaukseen |
| US5438288A (en) * | 1993-05-28 | 1995-08-01 | National Semiconductor Corporation | High differential output impedance setter |
| US9458450B2 (en) | 2012-03-15 | 2016-10-04 | Flodesign Sonics, Inc. | Acoustophoretic separation technology using multi-dimensional standing waves |
| US9950282B2 (en) * | 2012-03-15 | 2018-04-24 | Flodesign Sonics, Inc. | Electronic configuration and control for acoustic standing wave generation |
| US10704021B2 (en) | 2012-03-15 | 2020-07-07 | Flodesign Sonics, Inc. | Acoustic perfusion devices |
| JP6286925B2 (ja) * | 2013-08-19 | 2018-03-07 | ヤマハ株式会社 | オーディオ信号処理装置 |
| WO2015105955A1 (en) | 2014-01-08 | 2015-07-16 | Flodesign Sonics, Inc. | Acoustophoresis device with dual acoustophoretic chamber |
| US11377651B2 (en) | 2016-10-19 | 2022-07-05 | Flodesign Sonics, Inc. | Cell therapy processes utilizing acoustophoresis |
| US11708572B2 (en) | 2015-04-29 | 2023-07-25 | Flodesign Sonics, Inc. | Acoustic cell separation techniques and processes |
| US11021699B2 (en) | 2015-04-29 | 2021-06-01 | FioDesign Sonics, Inc. | Separation using angled acoustic waves |
| US11459540B2 (en) | 2015-07-28 | 2022-10-04 | Flodesign Sonics, Inc. | Expanded bed affinity selection |
| US11474085B2 (en) | 2015-07-28 | 2022-10-18 | Flodesign Sonics, Inc. | Expanded bed affinity selection |
| US11085035B2 (en) | 2016-05-03 | 2021-08-10 | Flodesign Sonics, Inc. | Therapeutic cell washing, concentration, and separation utilizing acoustophoresis |
| US11214789B2 (en) | 2016-05-03 | 2022-01-04 | Flodesign Sonics, Inc. | Concentration and washing of particles with acoustics |
| CN111480345B (zh) | 2017-12-14 | 2022-04-29 | 弗洛设计声能学公司 | 声泳系统及其操作方法、控制声换能器及声学系统的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3504267A (en) * | 1968-02-20 | 1970-03-31 | Bendix Corp | Voltage to frequency converter |
| US3839648A (en) * | 1972-02-28 | 1974-10-01 | Tektronix Inc | Programmable function generation |
| DE2209787C2 (de) * | 1972-03-01 | 1974-03-14 | Auergesellschaft Gmbh, 1000 Berlin | Schaltungsanordnung zur Unterdrückung von durch Gleichtaktspannungsänderungen hervorgerufenen Gleichtaktsignalen in Meßanordnungen |
| US3870906A (en) * | 1973-06-21 | 1975-03-11 | Us Navy | Ramp/hold circuit |
| US3839647A (en) * | 1973-11-08 | 1974-10-01 | Litton Systems Inc | Transistor linearizer circuit |
-
1977
- 1977-06-07 US US05/804,419 patent/US4125789A/en not_active Expired - Lifetime
-
1978
- 1978-05-19 DE DE2821938A patent/DE2821938C3/de not_active Expired
- 1978-05-23 CA CA303,905A patent/CA1093164A/en not_active Expired
- 1978-05-26 GB GB23502/78A patent/GB1576668A/en not_active Expired
- 1978-06-02 SE SE7806489A patent/SE431702B/sv not_active IP Right Cessation
- 1978-06-05 IT IT49701/78A patent/IT1105358B/it active
- 1978-06-06 FR FR787816888A patent/FR2394208A1/fr active Granted
- 1978-06-06 JP JP6735978A patent/JPS544159A/ja active Granted
- 1978-06-07 SU SU782628152A patent/SU854282A3/ru active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0191179U (enEXAMPLES) * | 1987-12-09 | 1989-06-15 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS544159A (en) | 1979-01-12 |
| DE2821938C3 (de) | 1980-12-11 |
| CA1093164A (en) | 1981-01-06 |
| DE2821938A1 (de) | 1978-12-14 |
| FR2394208A1 (fr) | 1979-01-05 |
| DE2821938B2 (de) | 1980-03-27 |
| SE7806489L (sv) | 1978-12-08 |
| GB1576668A (en) | 1980-10-15 |
| IT1105358B (it) | 1985-10-28 |
| US4125789A (en) | 1978-11-14 |
| SU854282A3 (ru) | 1981-08-07 |
| SE431702B (sv) | 1984-02-20 |
| IT7849701A0 (it) | 1978-06-05 |
| FR2394208B1 (enEXAMPLES) | 1982-07-30 |
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