JPH0543256B2 - - Google Patents
Info
- Publication number
- JPH0543256B2 JPH0543256B2 JP61240687A JP24068786A JPH0543256B2 JP H0543256 B2 JPH0543256 B2 JP H0543256B2 JP 61240687 A JP61240687 A JP 61240687A JP 24068786 A JP24068786 A JP 24068786A JP H0543256 B2 JPH0543256 B2 JP H0543256B2
- Authority
- JP
- Japan
- Prior art keywords
- correction
- pair
- detection
- detection signals
- magnetization
- 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 - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 89
- 230000005415 magnetization Effects 0.000 claims description 16
- 230000005389 magnetism Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000005358 geomagnetic field Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/08—Systems for determining direction or position line
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
- G01C17/38—Testing, calibrating, or compensating of compasses
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Navigation (AREA)
- Measuring Magnetic Variables (AREA)
- Geophysics And Detection Of Objects (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61240687A JPS6394108A (ja) | 1986-10-08 | 1986-10-08 | 移動体用方位検出装置 |
KR1019870011138A KR900006582B1 (ko) | 1986-10-08 | 1987-10-06 | 이동체용 방위 검출 장치 |
DE19873734057 DE3734057A1 (de) | 1986-10-08 | 1987-10-08 | Richtungssucher |
US07/105,787 US4841449A (en) | 1986-10-08 | 1987-10-08 | Direction finder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61240687A JPS6394108A (ja) | 1986-10-08 | 1986-10-08 | 移動体用方位検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6394108A JPS6394108A (ja) | 1988-04-25 |
JPH0543256B2 true JPH0543256B2 (en]) | 1993-07-01 |
Family
ID=17063213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP61240687A Granted JPS6394108A (ja) | 1986-10-08 | 1986-10-08 | 移動体用方位検出装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4841449A (en]) |
JP (1) | JPS6394108A (en]) |
KR (1) | KR900006582B1 (en]) |
DE (1) | DE3734057A1 (en]) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07101174B2 (ja) * | 1989-01-06 | 1995-11-01 | 日産自動車株式会社 | 車両用方位計 |
JPH07119612B2 (ja) * | 1989-01-13 | 1995-12-20 | 日産自動車株式会社 | 車両用走行方位検出装置 |
US5046031A (en) * | 1989-02-06 | 1991-09-03 | Magnavox Government And Industrial Electronics Company | Method and apparatus for automatic flux-gate compass calibration |
JP2520952B2 (ja) * | 1989-02-06 | 1996-07-31 | 日産自動車株式会社 | 車両用走行方位検出装置 |
JPH07117415B2 (ja) * | 1989-07-17 | 1995-12-18 | 日産自動車株式会社 | 車両用方位計 |
JP2514254B2 (ja) * | 1989-08-11 | 1996-07-10 | 日産自動車株式会社 | 車両用方位計 |
JPH03131712A (ja) * | 1989-10-17 | 1991-06-05 | Pioneer Electron Corp | 車載地磁気センサ出力の補正方法 |
JPH0833301B2 (ja) * | 1990-04-12 | 1996-03-29 | 松下電器産業株式会社 | 地磁気センサの着磁補正法 |
JP2664800B2 (ja) * | 1990-09-19 | 1997-10-22 | 三菱電機株式会社 | 車両用ナビゲーション装置 |
DE4115315C2 (de) * | 1991-05-10 | 1995-01-12 | Mannesmann Kienzle Gmbh | Verfahren zur Nachführung des Korrekturwertes eines Magnetfeldsensors |
JPH051914A (ja) * | 1991-06-25 | 1993-01-08 | Pioneer Electron Corp | 着磁ベクトル補正方法 |
CA2094506A1 (en) * | 1991-08-28 | 1993-03-01 | Sanjar Ghaem | Guidance device |
US5737226A (en) * | 1995-06-05 | 1998-04-07 | Prince Corporation | Vehicle compass system with automatic calibration |
US6445178B1 (en) | 1999-02-24 | 2002-09-03 | Donnelly Corporation | Vehicular magnetic displacement sensor for determining an offset in the output of the sensor |
US6513252B1 (en) | 1999-04-08 | 2003-02-04 | Donnelly Corporation | Vehicle compass compensation |
US6301794B1 (en) | 1999-05-27 | 2001-10-16 | Johnson Controls, Inc. | Vehicle compass system with continuous automatic calibration |
CN110948479B (zh) * | 2018-09-26 | 2022-12-30 | 上海云绅智能科技有限公司 | 一种坐标校准方法及系统、机器人 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2484079A1 (fr) * | 1980-06-05 | 1981-12-11 | Crouzet Sa | Procede de compensation des perturbations magnetiques dans la determination d'un cap magnetique, et dispositif pour la mise en oeuvre de ce procede |
US4672565A (en) * | 1981-03-10 | 1987-06-09 | Nippon Soken, Inc. | Direction detecting system for vehicles |
DE3123180A1 (de) * | 1981-06-11 | 1983-01-05 | Siemens AG, 1000 Berlin und 8000 München | Korrekturverfahren und -einrichtung fuer eine magnetfeldsonde |
JPS59155714A (ja) * | 1982-10-12 | 1984-09-04 | ロケ マナ リサーチ リミテッド | 輸送機関用電子コンパス |
DE3345818A1 (de) * | 1983-12-17 | 1985-06-27 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur ermittlung von stoerfeldern in fahrzeugen mit einem elektronischen kompass |
DE3422491A1 (de) * | 1984-06-16 | 1985-12-19 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur ermittlung der fahrtrichtung eines fahrzeuges mit elektronischem kompass |
DE3509548A1 (de) * | 1985-03-16 | 1986-09-18 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur ermittlung der fahrtrichtung eines fahrzeuges mit elektronischem kompass |
JPH0629729B2 (ja) * | 1986-06-16 | 1994-04-20 | 三菱電機株式会社 | 移動体用方位検出装置 |
-
1986
- 1986-10-08 JP JP61240687A patent/JPS6394108A/ja active Granted
-
1987
- 1987-10-06 KR KR1019870011138A patent/KR900006582B1/ko not_active Expired
- 1987-10-08 US US07/105,787 patent/US4841449A/en not_active Expired - Fee Related
- 1987-10-08 DE DE19873734057 patent/DE3734057A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
KR880005464A (ko) | 1988-06-29 |
US4841449A (en) | 1989-06-20 |
DE3734057A1 (de) | 1988-04-21 |
KR900006582B1 (ko) | 1990-09-13 |
DE3734057C2 (en]) | 1992-07-30 |
JPS6394108A (ja) | 1988-04-25 |
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