JPS637376U - - Google Patents
Info
- Publication number
- JPS637376U JPS637376U JP10112086U JP10112086U JPS637376U JP S637376 U JPS637376 U JP S637376U JP 10112086 U JP10112086 U JP 10112086U JP 10112086 U JP10112086 U JP 10112086U JP S637376 U JPS637376 U JP S637376U
- Authority
- JP
- Japan
- Prior art keywords
- laser
- reception
- laser beam
- intensity
- light
- 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
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Radar Systems And Details Thereof (AREA)
Description
第１図はこの考案による一実施例を示すブロツ
ク図、第２図は従来の装置を示すブロツク図であ
る。
図において１は測距制御／表示回路、２はレー
ザ測距指示信号、３はレーザ発射制御回路、４は
エネルギ充電指示信号、５はエネルギ充電量モニ
タ信号、６はレーザ発射許可信号、７はレーザ電
源、９はレーザ発振器、１０はレーザ光、１１は
レーザ発射タイミング信号、１２はレーザ送信光
学系、１３は送信レーザ光、１４は受信レーザ光
、１５はレーザ受信光学系、１７は受信センサ部
、１８はレーザ受信信号、１９は信号変換回路、
２０はレーザ受信タイミング信号、２１は送受信
時間差計測回路、２２は送受信時間差信号、２３
は距離換算回路、２４は距離信号、２５は信号分
配変換回路、２６はレーザ受信強度信号、２７は
レーザ入力エネルギ制御回路、２８は充電量制御
信号、２９はレーザ発射制御回路である。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 showing an embodiment of this invention, and FIG. 2 is a block diagram showing a conventional device. In the figure, 1 is a ranging control/display circuit, 2 is a laser ranging instruction signal, 3 is a laser emission control circuit, 4 is an energy charging instruction signal, 5 is an energy charge amount monitor signal, 6 is a laser emission permission signal, and 7 is a laser emission control circuit. A laser power supply, 9 a laser oscillator, 10 a laser beam, 11 a laser emission timing signal, 12 a laser transmission optical system, 13 a transmission laser beam, 14 a reception laser beam, 15 a laser reception optical system, 17 a reception sensor 18 is a laser reception signal, 19 is a signal conversion circuit,
20 is a laser reception timing signal, 21 is a transmission/reception time difference measurement circuit, 22 is a transmission/reception time difference signal, 23
24 is a distance conversion circuit, 24 is a distance signal, 25 is a signal distribution conversion circuit, 26 is a laser reception intensity signal, 27 is a laser input energy control circuit, 28 is a charge amount control signal, and 29 is a laser emission control circuit. In addition,
Identical or equivalent parts in the figures are designated by the same reference numerals.
Claims (1)
の表示を行なう測距制御／表示回路と、レーザ発
射の制御を行なうレーザ発射制御回路と、レーザ
光を出力するためのエネルギを貯えるレーザ電源
と、レーザ光を発生させるとともにレーザ発射の
タイミング信号を出力するレーザ発振器と、レー
ザ光のビーム拡がりを調整して目標へ向けてレー
ザ光を照射するレーザ送信光学系と、目標で反射
されて戻つて来たレーザ光をセンサに集光させる
レーザ受信光学系と、受信レーザ光のセンサを備
えた受信センサ部と、レーザ受信タイミング信号
とレーザ受信光の強度信号を出力する信号分配変
換回路と、レーザの送信と受信の時間差を計測す
る送受信時間差計測回路と、レーザ送受信の時間
差を目標までの距離に換算する距離換算回路と、
レーザ受信光の強度信号によつてレーザ入力エネ
ルギ量を制御するレーザ入力エネルギ制御回路を
備えて、繰り返し行なうレーザ測距の最初の一発
目は弱いレーザ光を送信し、二発目以後は、その
前の測距における受信レーザ光の強さに応じて、
受信レーザ光の強度が弱いときには送信レーザ光
を強くし、受信レーザ光の強度が強いときには送
信レーザ光を弱くするようにしたことを特徴とす
るレーザ測距装置。 A distance measurement control/display circuit that instructs the start and end of laser distance measurement and displays the distance measurement results, a laser emission control circuit that controls laser emission, and a laser power source that stores energy for outputting laser light. , a laser oscillator that generates a laser beam and outputs a laser emission timing signal, a laser transmission optical system that adjusts the beam spread of the laser beam and irradiates the laser beam toward the target, and a laser beam that returns after being reflected from the target. A laser reception optical system that focuses the incoming laser light onto the sensor, a reception sensor section that includes a sensor for the received laser light, a signal distribution conversion circuit that outputs a laser reception timing signal and an intensity signal of the laser reception light, and a laser a transmission/reception time difference measurement circuit that measures the time difference between transmission and reception of the laser; a distance conversion circuit that converts the time difference between laser transmission and reception into a distance to the target;
Equipped with a laser input energy control circuit that controls the amount of laser input energy based on the intensity signal of the laser reception light, the first shot of repeated laser distance measurement transmits a weak laser light, and after the second shot, Depending on the intensity of the received laser beam in the previous distance measurement,
1. A laser ranging device characterized in that when the intensity of the received laser beam is weak, the transmitted laser beam is strengthened, and when the intensity of the received laser beam is strong, the transmitted laser beam is weakened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10112086U JPS637376U (en) | 1986-07-01 | 1986-07-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10112086U JPS637376U (en) | 1986-07-01 | 1986-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS637376U true JPS637376U (en) | 1988-01-19 |
Family
ID=30971575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10112086U Pending JPS637376U (en) | 1986-07-01 | 1986-07-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS637376U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0534458A (en) * | 1991-07-26 | 1993-02-09 | Penta Ocean Constr Co Ltd | Underwater distance measuring apparatus using laser light |
| JP2010008088A (en) * | 2008-06-24 | 2010-01-14 | Panasonic Electric Works Co Ltd | Spatial information detection device |
| JP2010025906A (en) * | 2008-07-24 | 2010-02-04 | Panasonic Electric Works Co Ltd | Distance image sensor |
-
1986
- 1986-07-01 JP JP10112086U patent/JPS637376U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0534458A (en) * | 1991-07-26 | 1993-02-09 | Penta Ocean Constr Co Ltd | Underwater distance measuring apparatus using laser light |
| JP2010008088A (en) * | 2008-06-24 | 2010-01-14 | Panasonic Electric Works Co Ltd | Spatial information detection device |
| JP2010025906A (en) * | 2008-07-24 | 2010-02-04 | Panasonic Electric Works Co Ltd | Distance image sensor |
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