JPH0418314U - - Google Patents
Info
- Publication number
- JPH0418314U JPH0418314U JP5940890U JP5940890U JPH0418314U JP H0418314 U JPH0418314 U JP H0418314U JP 5940890 U JP5940890 U JP 5940890U JP 5940890 U JP5940890 U JP 5940890U JP H0418314 U JPH0418314 U JP H0418314U
- Authority
- JP
- Japan
- Prior art keywords
- light
- light projecting
- measuring device
- projecting section
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Measurement Of Optical Distance (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Description
第１図は本考案による距離測定装置の主要部の
構成を示す回路図、第２図は本実施例の全体構成
を示すブロツク図、第３図は本実施例の動作を示
すタイムチヤート、第４図は従来の距離測定装置
の構成を示すブロツク図である。
１……投光素子、２，５……レンズ、６……位
置検出素子、８，９……Ｉ／Ｖ変換器、１２……
除算回路、１３……比較回路、１４……信号処理
回路、１５……パルス発振回路、１６……投光素
子ドライブ回路、２０……レベル調整回路、２１
……増幅器、２２……カレントミラー回路、２３
……バツフア回路。
FIG. 1 is a circuit diagram showing the configuration of the main parts of the distance measuring device according to the present invention, FIG. 2 is a block diagram showing the overall configuration of this embodiment, and FIG. 3 is a time chart showing the operation of this embodiment. FIG. 4 is a block diagram showing the configuration of a conventional distance measuring device. 1... Light projecting element, 2, 5... Lens, 6... Position detection element, 8, 9... I/V converter, 12...
Division circuit, 13...Comparison circuit, 14...Signal processing circuit, 15...Pulse oscillation circuit, 16...Light emitter drive circuit, 20...Level adjustment circuit, 21
...Amplifier, 22...Current mirror circuit, 23
...Batsuhua circuit.
Claims (1)
照射する投光部と、 前記投光部の光軸より一定角度を持つて交叉す
るように配置され、物体からの反射光を受光し、
照射位置によつてその両端に異なつた電流出力を
与える位置検出素子を有する受光部と、を具備し
、前記位置検出素子の受光位置に基づいて物体ま
での距離を検出する距離測定装置であつて、 断続的に駆動される投光部を駆動したときに前
記位置検出素子より得られる受光信号の出力レベ
ルに基づいて前記投光部の投光レベルを調整する
レベル調整回路を有することを特徴とする距離測
定装置。[Scope of Claim for Utility Model Registration] A light projecting section having a light projecting element and directing and irradiating a light beam toward a detection area; receives the reflected light from
A distance measuring device, comprising: a light receiving section having a position detecting element at both ends thereof that provides different current outputs depending on the irradiation position, and detecting a distance to an object based on the light receiving position of the position detecting element. , comprising a level adjustment circuit that adjusts the light projection level of the light projecting section based on the output level of the light reception signal obtained from the position detection element when the light projecting section that is intermittently driven is driven. Distance measuring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5940890U JPH0418314U (en) | 1990-06-04 | 1990-06-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5940890U JPH0418314U (en) | 1990-06-04 | 1990-06-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0418314U true JPH0418314U (en) | 1992-02-17 |
Family
ID=31585877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5940890U Pending JPH0418314U (en) | 1990-06-04 | 1990-06-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0418314U (en) |
-
1990
- 1990-06-04 JP JP5940890U patent/JPH0418314U/ja active Pending
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