ClassID:

171975

G01R33/0017 - page 2 - CPC Classification

Classification description:

Arrangements or instruments for measuring magnetic variables Means for compensating offset magnetic fields or the magnetic flux to be measured; Means for generating calibration magnetic fields

Recent Application in this class:
#301
20150362563
2015-12-17

Reading circuit for a magnetic field sensor with sensititivy calibration, and related reading method

#302
20150346291
2015-12-03

Systems, methods and apparatus for measuring magnetic fields

#303
20150346003
2015-12-03

Iterative method of determining a bias of a sensor for measuring a substantially continuous physical vector field

#304
20150338376
2015-11-26

Method and apparatus for measuring an amount of superparamagnetic material in an object

#305
20150332714
2015-11-19

Magnetoresistive sensor

#306
20150293185
2015-10-15

Sensor device

#307
20150293184
2015-10-15

Sensor device

#308
20150276894
2015-10-01

Hall-effect-based magnetic field sensor having an improved output bandwidth

#309
20150219692
2015-08-06

Current sensor and control circuit

#310
20150212164
2015-07-30

System and method of detecting ultra weak magnetic field

#311
20150198677
2015-07-16

Circuit and method for reducing an offset component of a plurality of vertical hall elements arranged in a circle

#312
20150192644
2015-07-09

Reading circuit for a magnetic field sensor with sensitivity calibration, and related reading method

#313
20150130453
2015-05-14

Magnetic detection device

#314
20150130451
2015-05-14

Sensor circuit for detecting rotation of an object and method therefor

#315
20150115942
2015-04-30

Magnetic sensor circuit with power supply fluctuation detection

#316
20150102804
2015-04-16

System for magnetic self test

#317
20150084624
2015-03-26

Magnetoresistive sensor including an amorphous insertion layer excluding glass former elements

#318
20150082856
2015-03-26

Sensor device with integrated calibration system and calibration method

#319
20150048818
2015-02-19

Integrated fluxgate magnetic sensor and excitation circuitry

#320
20150042326
2015-02-12

Method and device for measuring currents or magnetic fields using hall sensors and their offset-corrected measurement values

#321
20150008915
2015-01-08

Magnetic field sensor

#322
20140333298
2014-11-13

Measuring system

#323
20140300348
2014-10-09

Magnetometer with dual purpose reset and calibration coil

#324
20140288862
2014-09-25

Magnetic compensation circuit and method for compensating the output of a magnetic sensor, responding to changes in a first magnetic field

#325
20140275956
2014-09-18

Surgical positioning circuit

#326
20140266181
2014-09-18

Methods and apparatus for magnetic sensor having an externally accessible coil

#327
20140139207
2014-05-22

Steering system

#328
20140111192
2014-04-24

Magnetic field direction detector

#329
20140015525
2014-01-16

Integrated multilayer magnetoresistive sensor and manufacturing method thereof

#330
20130300406
2013-11-14

Methods and apparatus for magnetic sensor having integrated coil

#331
20130278246
2013-10-24

Bias field generator including a body having two body parts and holding a packaged magnetic sensor

#332
20130241545
2013-09-19

Magnetic sensor

#333
20130229173
2013-09-05

Method for measuring current in an electric network

#334
20130214772
2013-08-22

Magnetic sensor device for generating an output in accordance with a magnetic field intensity applied to a magnetoelectric conversion hall effect element

#335
20130181704
2013-07-18

Magnetic sensor for improving hysteresis and linearity

#336
20130154629
2013-06-20

Toroidal fluxgate current transducer

#337
20130147470
2013-06-13

Inductively interrogated passive sensor apparatus

#338
20130093412
2013-04-18

Autonomously calibrated magnetic field sensor

#339
20130082696
2013-04-04

Magnetic bias structure for magnetoresistive sensor having a scissor structure

#340
20130049748
2013-02-28

Magnetic sensor with low electric offset

#341
20120293169
2012-11-22

Magnetic detection apparatus

#342
20120287534
2012-11-15

Reader sensor, magnetic head, head gimbal assembly and disk drive unit with the same

#343
20120274314
2012-11-01

Circuits and methods for self-calibrating or self-testing a magnetic field sensor

#344
20120212216
2012-08-23

Calibratable magnetic field sensor and method of producing same

#345
20120206129
2012-08-16

System and method for calibrating a magnetometer with visual affordance

#346
20120158324
2012-06-21

Magnetic sensor reading device, system and method

#347
20120153942
2012-06-21

Stray-field sensor circuit and method

#348
20120153936
2012-06-21

Reading circuit for a magnetic field sensor with sensitivity calibration, and related reading method

#349
20120133356
2012-05-31

AUTO-CALIBRATING A MAGNETIC FIELD SENSOR

#350
20120016614
2012-01-19

Magnetic field sensor calibratable during measurement operation and method for calibrating a magnetic field sensor during measurement operation

#351
20110187359
2011-08-04

Bias field generation for a magneto sensor

#352
20110065585
2011-03-17

Systems, methods and apparatus for measuring magnetic fields

#353
20110031960
2011-02-10

Calibratable multidimensional magnetic point sensor

#354
20090168286
2009-07-02

Systems, methods, and apparatus for superconducting magnetic shielding

#355
20080238410
2008-10-02

Method of auto calibrating a magnetic field sensor for drift and structure therefor

#356
19231983
2025-09-23

Vehicle magnetometer calibration system

#357
17814452
2023-12-19

Lorentz force velocity sensor system

#358
16985577
2021-11-02

Magnetic field sensors having stray field rejection

#359
16507552
2020-12-15

Magnetic field sensor with magnetoresistance elements arranged in a bridge and having a common reference direction and opposite bias directions

#360
16458171
2020-10-13

Directional sensor with means for adjusting cancellation of interfering electromagnetic field

#361
16263828
2023-02-14

Magnetic sensor offset detection

#362
15003298
2017-01-24

Diamond nitrogen vacancy sensor with common RF and magnetic fields generator

#363
13804097
2015-05-12

Active compensation for ambient, external magnetic fields penetrating closed loop magnetic cores particularly for a fluxgate current sensor