JPS6444484U

JPS6444484U -

Info

Publication number: JPS6444484U
Application number: JP1987139860U
Authority: JP
Priority date: 1987-09-12
Filing date: 1987-09-12
Publication date: 1989-03-16

Description

[Brief explanation of the drawing]

第１図は、本案で利用している“位置情報の各
成分の時間に関する速度（＝レイト）を正規方程
式によつて求める方法”の原理図、第２図は本案
の速度ベクトルを計算する演算過程のフローチヤ
ート、第３図は本案の一実施例のブロツク図であ
る。１…航法装置、２…入力ポート、３…演算制御
部、４…出力ポート、５…キーボード、６…速度
ベクトル表示器。 Figure 1 is a diagram of the principle of the method used in this proposal to determine the velocity (= rate) of each component of position information with respect to time using a normal equation, and Figure 2 is the calculation method for calculating the velocity vector in this proposal. The process flowchart, FIG. 3, is a block diagram of an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Navigation device, 2... Input port, 3... Arithmetic control unit, 4... Output port, 5... Keyboard, 6... Speed vector display.

補正昭６３．２．２５実用新案登録請求の範囲を次のように補正する
。Amendment February 25, 1983 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】 (1)ＧＰＳやロラン等の航法装置から比較的短
い時間間隔で得られる位置情報（緯度：ＬＴ、経
度：ＬＧ、高さ：ＨＴ）や時間オフセツト：Ｂを
、現在時点から過去に遡つた有限回：ｎについて
、その結果情報を得た時間情報：Ｔと共に記憶す
る手段と、(2)それらの情報：ＬＴ，ＬＧ，ＨＴ
，Ｂ等をそれぞれ時間：ｔに関する独立な一次函
数と見做して、それぞれの結果データから正規方
程式を作り、ｔに関する一次の項のそれぞれの係
数ＤＬＴ，ＤＬＧ，ＤＨＴ，ＤＢを演算する手段
と、(3)それらの時間に関するレイト（＝速度）
によつて、速度ベクトルの絶対値：Ｖ＝ＥＡ＊＊Ｎ（）^２＋（＊
（））^２＋（）^２、速度の方位角
：ＶＡＺ＝ａｔａｎＤＬＧ＊ｃｏｓ（ＬＴ）／Ｄ
ＬＴ）、速度の仰角：ＶＥＬ＝ａｓｉｎ（ＤＨＴ／Ｖ）
、但しＥＡは地球の長径、角度はすべてラジアン
表示、を演算しその結果を表示する手段と、(4)
正規方程式を構築するためのデータ取得回数：ｎ
を手動選択または速度：Ｖ等による自動選択によ
つて設定する手段を含むことを実徴とする航法装
置の速度ベクトル演算・表示装置。図面の簡単な説明を次のように補正する。明細書第７頁第１６行・第１８行・第１９行の
「本案」を「本考案」に補正。[Claims for Utility Model Registration] (1) Position information (latitude: LT, longitude: LG, height: HT) and time offset: B obtained from navigation devices such as GPS and Loran at relatively short time intervals, A means for storing time information obtained as a result of the finite number of times n that has been traced back to the past from the current point in time: (2) means for storing such information together with time information T;
. , (3) Rate (=speed) regarding those times
The absolute value of the velocity vector is: V=EA* *N () ² + (*
()) ² + () ² , Velocity azimuth: VAZ= atan DLG*cos(LT)/D
LT), elevation angle of velocity: VEL= asin (DHT/V)
, where EA is the major axis of the earth, all angles are expressed in radians, and a means to calculate and display the results, (4)
Number of data acquisition to construct normal equation: n
A speed vector calculation/display device for a navigation device comprising means for manually selecting or automatically selecting speed: V or the like. The brief description of the drawing has been amended as follows. "Principal" on page 7, line 16, line 18, and line 19 of the specification was amended to "present invention."

Claims

[Scope of claim for utility model registration] (1) Location information (latitude: LT,
Longitude: LG, height: HT) and time offset: B
(2) Means for storing the resulting information for a finite number of times n from the current point in time to the past, together with time information T; Regarding it as an independent linear function with respect to t, create a normal equation from each result data, and calculate each coefficient DLT of the linear term with respect to t,
By means of calculating DLG, DHT, and DB, and (3) their rate (=speed) regarding time,
Absolute value of velocity vector: V=EA・√() ² +(*
()) ² + () ² Azimuth of speed: V
AZ=ATAN(DLG*cos(LT)/DL
T), elevation angle of velocity: VEL=ATAN(DHT/V)
, However, all angles are expressed in radians, and (4) the number of times of data acquisition to construct the normal equation: n is set by manual selection or automatic selection using speed: V, etc. A speed vector calculation/display device for a navigation device, characterized by comprising means.