JPH0120642Y2 - - Google Patents
Info
- Publication number
- JPH0120642Y2 JPH0120642Y2 JP1986075206U JP7520686U JPH0120642Y2 JP H0120642 Y2 JPH0120642 Y2 JP H0120642Y2 JP 1986075206 U JP1986075206 U JP 1986075206U JP 7520686 U JP7520686 U JP 7520686U JP H0120642 Y2 JPH0120642 Y2 JP H0120642Y2
- Authority
- JP
- Japan
- Prior art keywords
- compass
- deviation
- correction
- deviation correction
- heading
- 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
Classifications
-
- 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)
- Gyroscopes (AREA)
- Navigation (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/697,194 US4091543A (en) | 1976-06-17 | 1976-06-17 | Automatic magnetic compass correction |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6249714U JPS6249714U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-03-27 |
JPH0120642Y2 true JPH0120642Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-06-21 |
Family
ID=24800197
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7195477A Pending JPS52156658A (en) | 1976-06-17 | 1977-06-17 | Method of and apparatus for compensating compass indication |
JP1986075206U Expired JPH0120642Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-06-17 | 1986-05-19 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7195477A Pending JPS52156658A (en) | 1976-06-17 | 1977-06-17 | Method of and apparatus for compensating compass indication |
Country Status (2)
Country | Link |
---|---|
US (1) | US4091543A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
JP (2) | JPS52156658A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4143467A (en) * | 1978-05-01 | 1979-03-13 | Sperry Rand Corporation | Semi-automatic self-contained magnetic azimuth detector calibration apparatus and method |
US4336596A (en) * | 1978-07-24 | 1982-06-22 | E-Systems, Inc. | Method and apparatus for electronically rotating a heading signal |
US4217651A (en) * | 1978-12-12 | 1980-08-12 | Datron Electronics Limited | Electrical measurements |
US4383218A (en) * | 1978-12-29 | 1983-05-10 | The Boeing Company | Eddy current flow detection including compensation for system variables such as lift-off |
US4303984A (en) * | 1979-12-14 | 1981-12-01 | Honeywell Inc. | Sensor output correction circuit |
US4323972A (en) * | 1980-03-10 | 1982-04-06 | Sencore, Inc. | Ohm meter with automatic lead resistance compensation |
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 |
US4338810A (en) * | 1980-09-29 | 1982-07-13 | The Bendix Corporation | Calibrator for a magnetic azimuth detector |
US4400789A (en) * | 1980-09-30 | 1983-08-23 | The Boeing Company | Magnetic heading simulator |
DE3150872C2 (de) * | 1980-12-26 | 1987-03-12 | Nippon Soken, Inc., Nishio, Aichi | Kursermittlungseinrichtung |
US4672565A (en) * | 1981-03-10 | 1987-06-09 | Nippon Soken, Inc. | Direction detecting system for vehicles |
US4414638A (en) * | 1981-04-30 | 1983-11-08 | Dranetz Engineering Laboratories, Inc. | Sampling network analyzer with stored correction of gain errors |
DE3123180A1 (de) * | 1981-06-11 | 1983-01-05 | Siemens AG, 1000 Berlin und 8000 München | Korrekturverfahren und -einrichtung fuer eine magnetfeldsonde |
FR2515838A1 (fr) * | 1981-10-30 | 1983-05-06 | Omega Brandt & Freres Sa Louis | Piece d'horlogerie comportant un dispositif d'orientation |
JPS58204310A (ja) * | 1982-05-24 | 1983-11-29 | Alps Electric Co Ltd | コ−ス誘導装置 |
JPS601510A (ja) * | 1983-06-17 | 1985-01-07 | Honda Motor Co Ltd | 車載地磁気センサの補正方法 |
US4593359A (en) * | 1983-06-24 | 1986-06-03 | Ilan Sadeh | Vehicle navigation system |
US4797841A (en) * | 1983-11-28 | 1989-01-10 | Magnavox Government And Industrial Electronics Company | Method and apparatus for automatic calibration of magnetic compass |
US4611293A (en) * | 1983-11-28 | 1986-09-09 | Magnavox Government And Industrial Electronics Company | Method and apparatus for automatic calibration of magnetic compass |
DE3422491A1 (de) * | 1984-06-16 | 1985-12-19 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur ermittlung der fahrtrichtung eines fahrzeuges mit elektronischem kompass |
JPS6173013A (ja) * | 1984-09-18 | 1986-04-15 | Furuno Electric Co Ltd | 地磁気方位センサ−の自差修正方法 |
US4734863A (en) * | 1985-03-06 | 1988-03-29 | Etak, Inc. | Apparatus for generating a heading signal for a land vehicle |
JPS61245065A (ja) * | 1985-04-23 | 1986-10-31 | Chino Corp | 入力取込装置 |
US4777602A (en) * | 1986-06-26 | 1988-10-11 | Sperry Marine Inc. | Digital autopilot controller for marine vessels |
JPH0663771B2 (ja) * | 1987-06-17 | 1994-08-22 | 株式会社ゼネラルリサ−チオブエレクトロニックス | 方位測定器の誤差補正方式 |
US5105548A (en) * | 1988-02-29 | 1992-04-21 | Digicourse, Inc. | Apparatus and method for determining azimuth, pitch and roll |
US5010653A (en) * | 1988-02-29 | 1991-04-30 | Digicourse, Inc. | Apparatus and method for determining azimuth, pitch and roll |
US4843865A (en) * | 1988-02-29 | 1989-07-04 | Digicourse, Inc. | Method of calibrating a compass heading |
GB9002949D0 (en) * | 1990-02-09 | 1990-04-04 | Nautech Ltd | Autopilot system |
US5216816A (en) * | 1990-03-20 | 1993-06-08 | Casio Computer Co., Ltd. | Compass |
US5269065A (en) * | 1990-03-20 | 1993-12-14 | Casio Computer Co., Ltd. | Compass including means for displaying constellation data |
US5460333A (en) * | 1992-07-21 | 1995-10-24 | N.V. Bekaert S.A. | Method apparatus and spool for automated winding |
US5511319A (en) * | 1994-08-29 | 1996-04-30 | Prince Corporation | Vehicle compass correction circuit |
US5737226A (en) * | 1995-06-05 | 1998-04-07 | Prince Corporation | Vehicle compass system with automatic calibration |
US5878370A (en) * | 1995-12-01 | 1999-03-02 | Prince Corporation | Vehicle compass system with variable resolution |
US6166686A (en) * | 1998-10-30 | 2000-12-26 | Northrop Grumman Corporation | Corrected magnetic compass |
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 |
US6577976B1 (en) | 1999-09-17 | 2003-06-10 | Hrl Laboratories, Llc | Method for dynamic autocalibration of a multi-sensor tracking system and apparatus incorporating it therein |
WO2003093762A1 (en) * | 2002-05-02 | 2003-11-13 | Trunor Design Limited | Improvements relating to navigational instrumentation |
JP4434818B2 (ja) * | 2004-03-31 | 2010-03-17 | 京セラ株式会社 | 携帯通信端末とその地磁気センサの誤差補正方法 |
ES2339312B1 (es) * | 2007-08-09 | 2011-03-11 | Universidad Del Pais Vasco - Euskal Herriko Unibertsitatea | Equipo de compas magnetico integral para obtencion de desvios en tiempo real. |
CN101241010B (zh) * | 2007-10-25 | 2010-06-02 | 杭州米特科技有限公司 | 磁罗经自差自动校正方法及其装置 |
US8108171B2 (en) * | 2009-09-14 | 2012-01-31 | Honeywell International, Inc. | Systems and methods for calibration of gyroscopes and a magnetic compass |
US9157747B2 (en) * | 2013-03-15 | 2015-10-13 | Innovative Solutions And Support, Inc. | Method of calibrating a heading reference system |
US9476734B2 (en) * | 2013-03-15 | 2016-10-25 | Innovative Solutions And Support, Inc. | Systems and methods for calibrating and adjusting a heading reference system |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3071959A (en) * | 1961-01-25 | 1963-01-08 | Sperry Rand Corp | Method of measuring and compensating for deviation error in compass systems for maneuverable craft |
US3311821A (en) * | 1962-12-11 | 1967-03-28 | Canadair Ltd | Apparatus for automatically compensating the output of a magnetic field sensing device for the effects of interfering magnetic fields |
US3634946A (en) * | 1969-02-10 | 1972-01-18 | Lundy Electronics & Syst Inc | Digital compass |
US3746842A (en) * | 1971-09-27 | 1973-07-17 | Laitram Corp | Digital magnetic compass |
-
1976
- 1976-06-17 US US05/697,194 patent/US4091543A/en not_active Expired - Lifetime
-
1977
- 1977-06-17 JP JP7195477A patent/JPS52156658A/ja active Pending
-
1986
- 1986-05-19 JP JP1986075206U patent/JPH0120642Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4091543A (en) | 1978-05-30 |
JPS52156658A (en) | 1977-12-27 |
JPS6249714U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-03-27 |
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