ClassID:

164542

G01C17/28 - CPC Classification

Classification description:

Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes; Magnetic compasses Electromagnetic compasses

Sub-classes:
Recent Application in this class:
#1
20260049817
2026-02-19

GEOMAGNETIC FIELD DISTURBANCE MONITORING AND CORRECTION

#2
20250377385
2025-12-11

MAGNETIC SENSOR

#3
20250257996
2025-08-14

SELF-LOCATING COMPASS

#4
20250224234
2025-07-10

PEER-TO-PEER COMPASS

#5
20250180674
2025-06-05

WEARABLE ELECTRONIC DEVICE COMPRISING MAGNETIC STRAP AND METHOD FOR UPDATING GEOMAGNETIC DATA

#6
20250012570
2025-01-09

CALIBRATION METHOD FOR ELECTRONIC COMPASS, ELECTRONIC DEVICE AND MEDIUM

#7
20240329920
2024-10-03

HEAD-MOUNTABLE INFORMATION PROCESSING APPARATUS

#8
20240248152
2024-07-25

SELF-LOCATING COMPASS

#9
20240118080
2024-04-11

Self-locating compass

#10
20240102802
2024-03-28

ELECTRONIC DEVICE, CALIBRATION METHOD AND PROGRAM

#11
20240036151
2024-02-01

Method and apparatus for locating misplaced cell phone with two high accuracy distance measurement (HADM) streams from earbuds and vice versa

#12
20230417547
2023-12-28

ELECTRONIC DEVICE FOR IDENTIFYING MOVING DIRECTION OF ELECTRONIC DEVICE, AND OPERATING METHOD FOR ELECTRONIC DEVICE

#13
20230341480
2023-10-26

Self-locating compass

#14
20230140455
2023-05-04

Azimuth/attitude angle measuring device

#15
20230138375
2023-05-04

ELECTRONIC DEVICE AND METHOD FOR CORRECTING GEOMAGNETIC DATA

#16
20230109841
2023-04-13

Antenna alignment apparatus

#17
20230055691
2023-02-23

Current sensor

#18
20220364862
2022-11-17

Geomagnetic positioning device

#19
20220342009
2022-10-27

Method and device for eliminating offset of fluxgate magnetometer

#20
20220331193
2022-10-20

Information processing apparatus and information processing method

#21
20220221277
2022-07-14

System and method for heading error correction in a pulsed Rb-87 magnetometer at geomagnetic fields

#22
20220217501
2022-07-07

Method of performing location dependent actions in vehicle

#23
20220066733
2022-03-03

Head-mountable information processing apparatus

#24
20210397133
2021-12-23

Navigation instrument with tilt compensation and associated method

#25
20210396516
2021-12-23

Navigation instrument with tilt compensation mounted on or integrated into a wearable device and associated method

#26
20210306811
2021-09-30

Method and system for determining a direction of movement of an object

#27
20210270607
2021-09-02

Calibration of a magnetometer in a towed object telemetry unit based on turn data

#28
20210262339
2021-08-26

Azimuth determination while rotating

#29
20210258733
2021-08-19

Method and system for determining and tracking an indoor position of an object

#30
20210108920
2021-04-15

MAGNETIC SENSOR CALIBRATION METHODS, CONTROL TERMINALS, AND MOVABLE PLATFORMS

#31
20210095966
2021-04-01

Methods and apparatus for planar magnetometer calibration, heading determination, gyroscope assisted magnetometer amplitude calibration, magnetometer amplitude and alignment calibration, magnetometer mapping, and sensor fusion

#32
20210055101
2021-02-25

System and method for determining alignment for railway wayside signal applications

#33
20210015696
2021-01-21

Information processing apparatus and information processing method

#34
20200386094
2020-12-10

Azimuth determination while rotating

#35
20200379064
2020-12-03

Magnetic field sensing apparatus

#36
20200340816
2020-10-29

HYBRID POSITIONING SYSTEM WITH SCENE DETECTION

#37
20200288277
2020-09-10

Method and system for determining a direction of movement of an object

#38
20200275186
2020-08-27

Headphone

#39
20200225041
2020-07-16

Terrestrial land air and sea navigation system

#40
20200225035
2020-07-16

Magnetic compass compensation

#41
20200158505
2020-05-21

Determination of heading from the field measured by magnetic sensors

#42
20200100068
2020-03-26

Method and system for determining a direction of movement of an object

#43
20200088810
2020-03-19

Electronic device

#44
20200068140
2020-02-27

NEUTRAL ENVIRONMENT RECORDING DEVICE

#45
20190383608
2019-12-19

Method of displaying compass headings

#46
20190360807
2019-11-28

Compass attachable to hat

#47
20190354202
2019-11-21

Electronic interactive method and device for magnetic objects

#48
20190346907
2019-11-14

ELECTRONIC APPARATUS AND CONTROL METHOD THEREFOR

#49
20190281377
2019-09-12

Headphone

#50
20190242707
2019-08-08

Electronic compass

#51
20190212834
2019-07-11

SOFTWARE GYROSCOPE APPARATUS

#52
20190195907
2019-06-27

Electronic device, calibration control method, and storage medium storing program

#53
20190132705
2019-05-02

Method and system for determining a direction of movement of an object

#54
20180356225
2018-12-13

Method and apparatus for indicating direction

#55
20180321328
2018-11-08

Interference mitigation in magnetometers

#56
20180321036
2018-11-08

Offset derivation device, offset calculation device, and azimuth sensor

#57
20180275612
2018-09-27

ELECTRONIC TIMEPIECE

#58
20180258752
2018-09-13

Device and method for surveying boreholes or orienting downhole assemblies

#59
20180243157
2018-08-30

Information processing apparatus and information processing method

#60
20180242634
2018-08-30

Digital compass for an aerosol delivery device

#61
20180238930
2018-08-23

MEMS-based sensor suite

#62
20180164097
2018-06-14

Calibration of a magnetometer in a towed object telemetry unit based on turn data

#63
20180150657
2018-05-31

Method and system for magnetic stripe reading using mobile magnetometers

#64
20180122136
2018-05-03

Map summarization and localization

#65
20180120109
2018-05-03

Automatic magnetometer calibration for mobile devices

#66
20180112986
2018-04-26

Navigation Device

#67
20180080768
2018-03-22

Method and device for calibration of a three-axis magnetometer

#68
20180063694
2018-03-01

Method for performing discovery in wireless communication system and device therefor

#69
20170303095
2017-10-19

Methods and systems for orienting a mobile device to a vehicle's reference frame

#70
20170293368
2017-10-12

Gyroscope apparatus

#71
20170277128
2017-09-28

Electronic timepiece

#72
20170261320
2017-09-14

Indoor rotation sensor and directional sensor for determining the heading angle of portable device

#73
20170211935
2017-07-27

Single-chip differential free layer push-pull magnetic field sensor bridge and preparation method

#74
20170207761
2017-07-20

Low noise amplifier circuit

#75
20170199562
2017-07-13

Electronic apparatus and control method therefor

#76
20170169257
2017-06-15

Method and system for magnetic stripe reading using mobile magnetometers

#77
20170167872
2017-06-15

Vehicle compass system with heated windshield compensation

#78
20170115752
2017-04-27

Wearable terminal device and image processing method

#79
20170097393
2017-04-06

Measurement method for measuring an external magnetic field and manufacturing method of a magnetic field sensing module

#80
20170067741
2017-03-09

MOBILE DEVICE, CONTROL METHOD, AND NON-TRANSITORY STORAGE MEDIUM

#81
20160349052
2016-12-01

Gyroscope sensor estimated from accelerometer and magnetometer

#82
20160334212
2016-11-17

Sensing of a magnetic target

#83
20160327618
2016-11-10

Magnetic field sensing apparatus and magnetic field sensing module

#84
20160195393
2016-07-07

Electronic device with calibrated compass

#85
20160187134
2016-06-30

Information processing apparatus, information processing method, and recording medium

#86
20160116283
2016-04-28

Three-axis digital compass

#87
20160100274
2016-04-07

Magnetic battery saver

#88
20160084652
2016-03-24

Electronic device, sensor calibration method and storage medium

#89
20160080655
2016-03-17

Image capturing apparatus capable of detecting geomagnetism, control method, and storage medium

#90
20160055952
2016-02-25

Magnetic sheet, electronic device using same, and method for manufacturing magnetic sheet

#91
20160054400
2016-02-25

Membrane based magnetometer

#92
20150276403
2015-10-01

Vehicle compass system with heated windshield compensation

#93
20150257119
2015-09-10

Apparatus and method for recognizing zone in portable terminal

#94
20150185878
2015-07-02

Electronic apparatus and control method therefor

#95
20150128431
2015-05-14

Magnetic-field sensing method

#96
20150063080
2015-03-05

Portable Terminal

#97
20150035528
2015-02-05

Semiconductor device provided with direction sensor elements

#98
20150032409
2015-01-29

Method and apparatus for calculating azimuth

#99
20150032399
2015-01-29

Heading calibration method and compass sensor using the same

#100
20150012234
2015-01-08

Digital magnetic compass compensation

#101
20150000145
2015-01-01

Compensating magnetic interference for electronic magnetometer sensors

#102
20140278190
2014-09-18

Dynamically calibrating magnetic sensors

#103
20140218874
2014-08-07

Electronic devices having multi-purpose cowling structures and a compass mounted on a flex circuit

#104
20140182148
2014-07-03

Method and a device for determining a direction in a magnetic field

#105
20140130361
2014-05-15

Electronic device magnetic interference indication method

#106
20140097832
2014-04-10

Integrated automatic compass for vehicle

#107
20140067305
2014-03-06

Stabilizing orientation values of an electronic device

#108
20140062469
2014-03-06

Electronic devices with magnetic sensors

#109
20140005928
2014-01-02

Methods and apparatus for adjusting heading direction in a navigation system

#110
20130249784
2013-09-26

Method and device for pose tracking using vector magnetometers

#111
20130218515
2013-08-22

Electronic device

#112
20130104410
2013-05-02

Electronic devices with magnetic field compensating conductive traces

#113
20130096825
2013-04-18

Electromechanical magnetometer and applications thereof

#114
20130063647
2013-03-14

Electronic device and image pickup apparatus

#115
20130060516
2013-03-07

TRACE-GENERATING DEVICES AND METHODS THEREOF

#116
20130046444
2013-02-21

Interior rearview mirror system

#117
20130002923
2013-01-03

Imaging device, azimuth information processing method and program

#118
20130000136
2013-01-03

Magnetoresistive sensor and manufacturing method thereof

#119
20120317825
2012-12-20

Direction determining method and apparatus using a triaxial electronic compass

#120
20120310533
2012-12-06

Magic Compass

#121
20120283977
2012-11-08

Dynamic compass calibration in a portable device

#122
20120268621
2012-10-25

IMAGING APPARATUS, AZIMUTH RECORDING METHOD, AND PROGRAM

#123
20120232838
2012-09-13

Installation of Magnetic Signal Sources for Positioning

#124
20120226438
2012-09-06

UNDERWATER NAVIGATION SYSTEM

#125
20120203486
2012-08-09

System and method for calibrating an accelerometer

#126
20120176277
2012-07-12

Electronic devices having multi-purpose cowling structures and a compass mounted on a flex circuit

#127
20120078562
2012-03-29

GEOMAGNETIC SENSING DEVICE

#128
20110313690
2011-12-22

Magnetic sensor device and electronic compass apparatus

#129
20110294517
2011-12-01

Apparatus and method for recognizing zone in portable terminal using earth magnetic field components and images

#130
20110278067
2011-11-17

Systems and methods for well positioning using phase relations between transverse magnetic field components of a transverse rotating magnetic source

#131
20110121892
2011-05-26

Motion triggered magnetic reading and compass heading calculations to reduce power consumption

#132
20110119015
2011-05-19

GEOMAGNETIC SENSOR CONTROL DEVICE

#133
20110054834
2011-03-03

Determining user compass orientation from a portable device

#134
20110026152
2011-02-03

Interior rearview mirror system

#135
20110015888
2011-01-20

MAGNETIC DATA PROCESSING DEVICE, MAGNETIC DATA PROCESSING METHOD, AND MAGNETIC DATA PROCESSING PROGRAM

#136
20100327864
2010-12-30

Magnetoresistive sensor and manufacturing method thereof

#137
20100312519
2010-12-09

Automatically identifying geographic direction

#138
20100312510
2010-12-09

Dynamic compass calibration in a portable device

#139
20100309008
2010-12-09

CONTROLLING OPERATION OF A POSITIONING MODULE

#140
20100202075
2010-08-12

Interior rearview mirror system

#141
20100161084
2010-06-24

Magnetic sensor for use with hand-held devices

#142
20100139105
2010-06-10

Skyline imaging system for solar access determination

#143
20100114517
2010-05-06

METHOD AND SYSTEM FOR ORIENTATION SENSING

#144
20100033424
2010-02-11

Electronic apparatus and control method therefor

#145
20100027145
2010-02-04

Interior rearview mirror system

#146
20100002015
2010-01-07

Orientation-following display apparatus, orientation-following display method, and orientation-following display program

#147
20090320305
2009-12-31

Portable electronic apparatus and geomagnetism sensor calibration method

#148
20090300928
2009-12-10

Mobile electronic apparatus and bearing display method of same

#149
20090293295
2009-12-03

Azimuth calculation program and electronic compass

#150
20090259424
2009-10-15

PARAMETER ESTIMATION FOR ACCELEROMETERS, PROCESSES, CIRCUITS, DEVICES AND SYSTEMS

#151
20090254294
2009-10-08

E-compass, tilt sensor, memory and processor with coarse detilting procedure

#152
20090248352
2009-10-01

Motion sensing program and electronic compass with motion sensing program

#153
20090201200
2009-08-13

POSITIONING METHOD, POSITIONING ARRANGEMENT, BEARING DEVICE AND COMPUTER PROGRAM PRODUCT TO BE USED IN A POSITIONING SYSTEM

#154
20090171608
2009-07-02

Magnetic data processing device, magnetic data processing method, and magnetic data processing program

#155
20090144996
2009-06-11

Interior rearview mirror system with compass

#156
20090115412
2009-05-07

Magnetic sensing device and electronic compass using the same

#157
20090093981
2009-04-09

INTEGRATED TILT COMPENSATED COMPASS IN A SINGLE PACKAGE

#158
20090070057
2009-03-12

Calibration program and electronic compass

#159
20090070056
2009-03-12

Method and device for calibrating a magnetic sensor

#160
20090049702
2009-02-26

Skyline imaging system for solar access determination

#161
20080284583
2008-11-20

Electronic Compass

#162
20080250661
2008-10-16

Sensor module, method of correction therefor, and mobile object including the sensor module

#163
20080215287
2008-09-04

Magnetic data processing device, method, and program, and magnetic processing system

#164
20080163057
2008-07-03

Method For Displaying Objects to be Positioned on a Display of a Positioning Device, a Positioning Device and an Application

#165
20080130149
2008-06-05

Interior rearview mirror system with compass

#166
20080052933
2008-03-06

Inclination sensor and azimuth measuring apparatus using inclination sensor

#167
20080052932
2008-03-06

Magnetic MEMS sensors

#168
20080052931
2008-03-06

Hybrid sensor module and sensing method using the same

#169
20070288166
2007-12-13

Electronic compass system

#170
20070276625
2007-11-29

Azimuth measuring device

#171
20070198209
2007-08-23

Magnetic-sensor controller, magnetism measurement apparatus, offset setting method, and computer-readable medium on which offset setting program is recorded

#172
20070124076
2007-05-31

Electronic compass system

#173
20070111765
2007-05-17

Portable electronic apparatus with azimuth measuring function, magnetic sensor suitable for the apparatus, and azimuth measuring method for the apparatus

#174
20070089311
2007-04-26

Magnetic field sensing device for compassing and switching

#175
20070068252
2007-03-29

Motion sensor and portable telephone using the same

#176
20070050097
2007-03-01

Method and device for calling a remote electric car

#177
20070033818
2007-02-15

Azimuth measurement device and azimuth measurement method

#178
20070027626
2007-02-01

Bluetooth GPS receiver with electronic compass

#179
20060186529
2006-08-24

Lead frame, sensor including lead frame and method of forming sensor including lead frame

#180
20060185452
2006-08-24

Lead frame, sensor including lead frame, resin composition to be used for resin mold in the sensor, and sensor including the resin mold

#181
20060164724
2006-07-27

Telescopic system with display in visual field

#182
20060132939
2006-06-22

Interior rearview mirror system with compass

#183
20060090359
2006-05-04

Electronic device compass operable irrespective of localized magnetic field

#184
20060071660
2006-04-06

Magnetism detecting device for canceling offset voltage

#185
20060052132
2006-03-09

Mobile electronic system

#186
20060020417
2006-01-26

Apparatus and method for locating electronic job site plan features at a job site

#187
20060010699
2006-01-19

Mobile terminal apparatus

#188
20050262713
2005-12-01

System, method, device and computer code product for improving the readability of an electronic compass

#189
20050256673
2005-11-17

Azimuth measuring device and azimuth measuring method

#190
20050172504
2005-08-11

Digital display compass for mounting on vehicle rear view mirror

#191
20050122101
2005-06-09

Single package design for 3-axis magnetic sensor

#192
20050115090
2005-06-02

Magnetic north detecting device and magnetic north detecting method

#193
20050101344
2005-05-12

Portable electronic apparatus with azimuth measuring function, magnetic sensor suitable for the apparatus, and azimuth measuring method for the apparatus

#194
20050016006
2005-01-27

Magnetic compass

#195
18131652
2023-09-26

Self-locating compass

#196
18111718
2023-06-13

Self-locating compass

#197
17958949
2023-04-11

Self-locating compass

#198
16924788
2023-12-05

System and method for detecting and aligning the orientation of an irrigation system within a display

#199
16263828
2023-02-14

Magnetic sensor offset detection

#200
15913143
2019-02-19

Headphone