JPH0312111U - - Google Patents
Info
- Publication number
- JPH0312111U JPH0312111U JP7210789U JP7210789U JPH0312111U JP H0312111 U JPH0312111 U JP H0312111U JP 7210789 U JP7210789 U JP 7210789U JP 7210789 U JP7210789 U JP 7210789U JP H0312111 U JPH0312111 U JP H0312111U
- Authority
- JP
- Japan
- Prior art keywords
- star
- identification
- section
- unit
- results
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 2
- 235000019892 Stellar Nutrition 0.000 claims 1
- 230000003321 amplification Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Description
第１図はこの考案の一実施例を示す恒星センサ
の構成図、第２図はこの考案で使用する恒星の選
別方法を示す図、第３図は従来の恒星センサの構
成図、第４図は従来の恒星センサの恒星同定原理
を示す図である。
図中、１は恒星センサの光学部、２は恒星セン
サの電子回路部、３は視野内から入射してくる恒
星光、４は恒星光３を集めるレンズ、５は基盤の
目状の光検出部、６は増幅器、７は演算部、８は
同定部、９は恒星カタログ、１０は出力処理部、
１１は電荷結合素子、１２は絶縁部、１３は星像
、１４は選別部、１５は離角の評価関数、１６は
近接星の評価関数である。なお図中、同一あるい
は相当部分には同一符号を付して示してある。
Fig. 1 is a block diagram of a star sensor showing an embodiment of this invention, Fig. 2 is a diagram showing the method of selecting stars used in this invention, Fig. 3 is a block diagram of a conventional star sensor, and Fig. 4 is a diagram showing the star identification principle of a conventional star sensor. In the figure, 1 is the optical part of the star sensor, 2 is the electronic circuit part of the star sensor, 3 is the star light entering from within the field of view, 4 is the lens that collects the star light 3, 5 is the eye-shaped light detection on the base 6 is an amplifier, 7 is an arithmetic unit, 8 is an identification unit, 9 is a star catalog, 10 is an output processing unit,
11 is a charge-coupled device, 12 is an insulating section, 13 is a star image, 14 is a selection section, 15 is an elongation evaluation function, and 16 is a nearby star evaluation function. In the drawings, the same or corresponding parts are designated by the same reference numerals.
Claims (1)
出した信号を増幅する増幅部と、増幅された信号
をＡ／Ｄ変換し恒星の位置を計算する演算部と、
演算結果から同定に用いる恒星を選ぶ選別部と、
位置データから恒星を同定する同定部と、同定に
必要な恒星カタログと、同定結果により二軸の姿
勢情報及び恒星の等級データを出力する出力処理
部を具備したことを特徴とする恒星センサ。 An optical section that collects and detects light from a star, an amplification section that amplifies the detected signal, and an arithmetic section that converts the amplified signal from A/D to calculate the position of the star.
a selection unit that selects stars to be used for identification from the calculation results;
A star sensor comprising: an identification unit that identifies a star from position data; a star catalog necessary for identification; and an output processing unit that outputs biaxial attitude information and stellar magnitude data based on the identification results.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7210789U JPH0312111U (en) | 1989-06-20 | 1989-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7210789U JPH0312111U (en) | 1989-06-20 | 1989-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0312111U true JPH0312111U (en) | 1991-02-07 |
Family
ID=31609747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7210789U Pending JPH0312111U (en) | 1989-06-20 | 1989-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0312111U (en) |
-
1989
- 1989-06-20 JP JP7210789U patent/JPH0312111U/ja active Pending
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