JPH0255188U - - Google Patents
Info
- Publication number
- JPH0255188U JPH0255188U JP13384788U JP13384788U JPH0255188U JP H0255188 U JPH0255188 U JP H0255188U JP 13384788 U JP13384788 U JP 13384788U JP 13384788 U JP13384788 U JP 13384788U JP H0255188 U JPH0255188 U JP H0255188U
- Authority
- JP
- Japan
- Prior art keywords
- light
- receiving element
- light receiving
- measuring device
- distance measuring
- 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
- 238000005259 measurement Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Optical Radar Systems And Details Thereof (AREA)
Description
第１図はこの考案の一実施例にかかる距離測定
装置の測定部を示すブロツク図、第２図は距離測
定装置の投光部および受光部を示す説明図、第３
図および第４図は従来の距離測定装置の測定部を
示すブロツク図、第５図は距離測定装置の原理を
示す説明図である。
１……投光部、２……受光部、３……測定部、
１０，２０……フオト・ダイオード、２３……抵
抗、２４，２５……分割抵抗。
FIG. 1 is a block diagram showing a measuring section of a distance measuring device according to an embodiment of the invention, FIG. 2 is an explanatory diagram showing a light projecting section and a light receiving section of the distance measuring device, and FIG.
4 and 4 are block diagrams showing a measuring section of a conventional distance measuring device, and FIG. 5 is an explanatory diagram showing the principle of the distance measuring device. 1...Light emitter, 2...Light receiver, 3...Measurement part,
10, 20...Photo diode, 23...Resistor, 24, 25...Division resistor.
Claims (1)
らの反射光を受光する受光部および、投光部でモ
ニタされた参照信号と受光部で得られた測定信号
との位相差に基づき対象物までの距離を測定する
測定部より成る距離測定装置において、 前記投光部は、投射光をモニタして参照信号を
生成するための受光素子を備え、この受光素子の
出力側へ、受光素子の周波数特性を調整するため
の抵抗を接続すると共に、この抵抗は受光素子の
出力信号レベルの調整値に応じて抵抗分割される
距離測定装置。[Scope of claim for utility model registration] A light projector that projects light toward an object, a light receiver that receives reflected light from the object, and a reference signal monitored by the light projector and a signal obtained by the light receiver. In a distance measuring device comprising a measuring section that measures the distance to an object based on a phase difference with a measurement signal, the light projecting section includes a light receiving element for monitoring the projected light and generating a reference signal; A distance measuring device in which a resistor for adjusting the frequency characteristics of the light receiving element is connected to the output side of the light receiving element, and the resistance is divided according to the adjustment value of the output signal level of the light receiving element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13384788U JPH0255188U (en) | 1988-10-13 | 1988-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13384788U JPH0255188U (en) | 1988-10-13 | 1988-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0255188U true JPH0255188U (en) | 1990-04-20 |
Family
ID=31392088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13384788U Pending JPH0255188U (en) | 1988-10-13 | 1988-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0255188U (en) |
-
1988
- 1988-10-13 JP JP13384788U patent/JPH0255188U/ja active Pending
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