JPH0376112U - - Google Patents

Info

Publication number
JPH0376112U
JPH0376112U JP12224990U JP12224990U JPH0376112U JP H0376112 U JPH0376112 U JP H0376112U JP 12224990 U JP12224990 U JP 12224990U JP 12224990 U JP12224990 U JP 12224990U JP H0376112 U JPH0376112 U JP H0376112U
Authority
JP
Japan
Prior art keywords
heading
measuring device
magnetic compass
converter
calculate
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
JP12224990U
Other languages
English (en)
Other versions
JPH0637286Y2 (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
Priority to JP1990122249U priority Critical patent/JPH0637286Y2/ja
Publication of JPH0376112U publication Critical patent/JPH0376112U/ja
Application granted granted Critical
Publication of JPH0637286Y2 publication Critical patent/JPH0637286Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Position Fixing By Use Of Radio Waves (AREA)
  • Navigation (AREA)

Description

【図面の簡単な説明】
第1図及び第2図は従来装置を説明するための
説明図、第3図は本考案の一実施例を示すブロツ
ク図である。 1……マグネツトコンパス、2……GPS船首
方位測定装置、3……補正演算器。

Claims (1)

    【実用新案登録請求の範囲】
  1. GPS船首方位測定装置と、マグネツトコンパ
    スと、該マグネツトコンパスの指示方位を電気信
    号に変換する変換器と、前記GPS船首方位測定
    装置が測定した船首方位θG及び前記変換器から
    伝えられるマグネツトコンパスが測定した船首方
    位θMを受け、随時測定差θM−θGを求め、設
    定したしきい値以上の差が出た時の値を除いたθ
    GとθMとからマグネツトコンパスの真の方位に
    対する誤差を求め、θMを補正して真の船首方位
    を算出する補正演算器とを備えたことを特徴とす
    る複合船首方位測定装置。
JP1990122249U 1990-11-21 1990-11-21 複合船首方位測定装置 Expired - Lifetime JPH0637286Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990122249U JPH0637286Y2 (ja) 1990-11-21 1990-11-21 複合船首方位測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990122249U JPH0637286Y2 (ja) 1990-11-21 1990-11-21 複合船首方位測定装置

Publications (2)

Publication Number Publication Date
JPH0376112U true JPH0376112U (ja) 1991-07-30
JPH0637286Y2 JPH0637286Y2 (ja) 1994-09-28

Family

ID=31670258

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990122249U Expired - Lifetime JPH0637286Y2 (ja) 1990-11-21 1990-11-21 複合船首方位測定装置

Country Status (1)

Country Link
JP (1) JPH0637286Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57166513A (en) * 1981-04-08 1982-10-14 Nissan Motor Co Ltd Run guiding device for vehicle

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57166513A (en) * 1981-04-08 1982-10-14 Nissan Motor Co Ltd Run guiding device for vehicle

Also Published As

Publication number Publication date
JPH0637286Y2 (ja) 1994-09-28

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