JPH01123216U - - Google Patents
Info
- Publication number
- JPH01123216U JPH01123216U JP1879888U JP1879888U JPH01123216U JP H01123216 U JPH01123216 U JP H01123216U JP 1879888 U JP1879888 U JP 1879888U JP 1879888 U JP1879888 U JP 1879888U JP H01123216 U JPH01123216 U JP H01123216U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- photodetection element
- stellar
- amplification part
- star
- 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 2
- 230000003321 amplification Effects 0.000 claims 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- 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姿勢検出
原理を示す図、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姿勢検出原理を
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は恒星光、４はレンズ、５は
光検出部、６は冷却器、７は増幅器、８は信号処
理回路、９は電荷結合素子、１０は絶縁部、１１
は星像、１２は差動アンプである。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。
Figure 1 is a block diagram of a star sensor showing an embodiment of this invention, Figure 2 is a diagram showing the attitude detection principle used in this invention, Figure 3 is a block diagram of a conventional star sensor, and Figure 4 is a diagram showing the attitude detection principle used in this invention. FIG. 2 is a diagram showing the attitude detection 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, 4 is the lens, 5 is the light detection part, 6 is the cooler, 7 is the amplifier, 8 is the signal processing circuit, 9 is a charge coupled device, 10 is an insulating part, 11
is a star image, and 12 is a differential amplifier. In the drawings, the same or corresponding parts are designated by the same reference numerals.
Claims (1)
部と、上記光検出素子の出力と暗電流によるバイ
アス電荷量の差を増幅する増幅部と、上記増幅部
で増幅した信号を処理し、二軸の姿勢情報及び恒
星の等級データを出力する信号処理部とを具備し
たことを特徴とする恒星センサ。 an optical part that collects light from a star and applies it to a photodetection element; an amplification part that amplifies the difference between the output of the photodetection element and the amount of bias charge due to dark current; and a signal amplified by the amplification part that processes the signal; A stellar sensor characterized by comprising a signal processing unit that outputs biaxial attitude information and stellar magnitude data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1879888U JPH01123216U (en) | 1988-02-16 | 1988-02-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1879888U JPH01123216U (en) | 1988-02-16 | 1988-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01123216U true JPH01123216U (en) | 1989-08-22 |
Family
ID=31233761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1879888U Pending JPH01123216U (en) | 1988-02-16 | 1988-02-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01123216U (en) |
-
1988
- 1988-02-16 JP JP1879888U patent/JPH01123216U/ja active Pending
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