JPS6249714U - - Google Patents

Info

Publication number
JPS6249714U
JPS6249714U JP1986075206U JP7520686U JPS6249714U JP S6249714 U JPS6249714 U JP S6249714U JP 1986075206 U JP1986075206 U JP 1986075206U JP 7520686 U JP7520686 U JP 7520686U JP S6249714 U JPS6249714 U JP S6249714U
Authority
JP
Japan
Prior art keywords
compass
output signal
deviation correction
correction
deviation
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.)
Granted
Application number
JP1986075206U
Other languages
English (en)
Other versions
JPH0120642Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS6249714U publication Critical patent/JPS6249714U/ja
Application granted granted Critical
Publication of JPH0120642Y2 publication Critical patent/JPH0120642Y2/ja
Expired legal-status Critical Current

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)
  • Measuring Magnetic Variables (AREA)
  • Gyroscopes (AREA)
  • Navigation (AREA)

Description

【図面の簡単な説明】
第１図は磁気コンパスの読みに影響を与える種
々のエラーを示す説明図、第２図は本考案による
補正回路のブロツク図、第３図は本考案による補
正回路の他の実施例を示すブロツク図、第４図は
記憶装置をプログラムする装置のブロツク図であ
る。 １０…磁気コンパス、１２…船舶、１４…指示
線、１６…真北、１８…磁北、２０…羅北、３０
…デジタルコンパス、３２…ケーブル、３４…デ
ビエーシヨン補正回路、３６，４４…ＲＯＭ、３
８…プロセツサ、４０…読取り装置、４６…較正
装置、４２…磁気バリエーシヨン補正信号源、４
８…ジヤイロコンパス、５０…補正計算記憶論理
回路、５２…バリエーシヨン補正回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 指示コンパスヘツデングをあらわす出力信
    号を提供する磁気コンパスと、複数の異つた指示
    ヘツデングの各々に対しコンパスデビエーシヨン
    をあらわすデビエーシヨン補正信号を記憶する手
    段と、コンパスからの出力信号に応答して指示コ
    ンパスヘツデングに対応した記憶デビエーシヨン
    補正信号を検索する手段と、検索デビエーシヨン
    補正信号に応答して実際のコンパスヘツデングを
    あらわすデビエーシヨン補正出力信号を発生する
    手段とをそなえたことを特徴とする、実際のコン
    パスヘツデングをあらわすデビエーシヨン補正出
    力信号を提供するコンパス指示補正装置。 (2) 前記記憶手段が読取り専用記憶装置である
    ことを特徴とする実用新案登録請求の範囲第１項
    記載のコンパス指示補正装置。 (3) 前記デビエーシヨン補正出力信号発生手段
    が前記コンパス出力信号と前記検索デビエーシヨ
    ン補正信号とを組合せて実際のコンパスヘツデン
    グをあらわすデビエーシヨン補正出力信号を発生
    するごとくなされたことを特徴とする実用新案登
    録請求の範囲第１項記載のコンパス指示補正装置
    。 (4) 前記記憶手段が読取り専用記憶装置をそな
    えたことを特徴とする実用新案登録請求の範囲第
    ３項記載のコンパス指示補正装置。 (5) 磁気バリエーシヨンをあらわす信号を提供
    する手段を更にそなえ、前記デビエーシヨン補正
    出力信号発生装置が磁気バリエーシヨンをあらわ
    す信号を前記コンパス出力信号および検索デビエ
    ーシヨン補正信号と組合せ真北に対するコンパス
    の実際のヘツデングをあらわすデビエーシヨン出
    力信号を発生するようになされたことを特徴とす
    る実用新案登録請求の範囲第４項記載のコンパス
    指示補正装置。 (6) 前記磁気バリエーシヨンをあらわす信号を
    提供する手段が、磁気バリエーシヨンをあらわす
    デジタル信号を提供する少なくとも１つのスイツ
    チを含むことを特徴とする実用新案登録請求の範
    囲第５項記載のコンパス指示補正装置。 (7) 前記デビエーシヨン補正信号を表示するよ
    うに前記デビエーシヨン補正信号に応答するデジ
    タル読取り装置を更にそなえたことを特徴とする
    実用新案登録請求の範囲第４項記載のコンパス指
    示補正装置。
JP1986075206U 1976-06-17 1986-05-19 Expired JPH0120642Y2 (ja)

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 true JPS6249714U (ja) 1987-03-27
JPH0120642Y2 JPH0120642Y2 (ja) 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 (ja) 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 (ja)
JP (2) JPS52156658A (ja)

Families Citing this family (46)

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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
DE3150872A1 (de) * 1980-12-26 1982-07-08 Nippon Soken, Inc., Nishio, Aichi "kursermittlungsvorrichtung"
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
US4843865A (en) * 1988-02-29 1989-07-04 Digicourse, Inc. Method of calibrating a compass heading
US5010653A (en) * 1988-02-29 1991-04-30 Digicourse, Inc. Apparatus and method for determining azimuth, pitch and roll
US5105548A (en) * 1988-02-29 1992-04-21 Digicourse, Inc. Apparatus and method for determining azimuth, pitch and roll
GB9002949D0 (en) * 1990-02-09 1990-04-04 Nautech Ltd Autopilot system
US5269065A (en) * 1990-03-20 1993-12-14 Casio Computer Co., Ltd. Compass including means for displaying constellation data
US5216816A (en) * 1990-03-20 1993-06-08 Casio Computer Co., Ltd. Compass
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
GB2403297B (en) * 2002-05-02 2006-06-14 Trunor Designs Ltd 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
US9476734B2 (en) * 2013-03-15 2016-10-25 Innovative Solutions And Support, Inc. Systems and methods for calibrating and adjusting a heading reference system
US9157747B2 (en) * 2013-03-15 2015-10-13 Innovative Solutions And Support, Inc. Method of calibrating a heading reference system

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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

Also Published As

Publication number Publication date
JPS52156658A (en) 1977-12-27
US4091543A (en) 1978-05-30
JPH0120642Y2 (ja) 1989-06-21

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