JPH0395183U - - Google Patents
Info
- Publication number
- JPH0395183U JPH0395183U JP1990001411U JP141190U JPH0395183U JP H0395183 U JPH0395183 U JP H0395183U JP 1990001411 U JP1990001411 U JP 1990001411U JP 141190 U JP141190 U JP 141190U JP H0395183 U JPH0395183 U JP H0395183U
- Authority
- JP
- Japan
- Prior art keywords
- output
- laser
- signal generator
- detector
- setting device
- 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
- 238000010586 diagram Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 1
Landscapes
- Lasers (AREA)
Description
第１図は、この考案の一実施例によるレーザ出
力制御装置を示すブロツク図、第２図は第１図の
信号処理回路の部分の詳細図、第３図及び第４図
は、第１図の実施例の装置における制御動作を表
わすプログラムのフローチヤート、第５図は、第
４図のプログラムによる制御動作時の、信号波形
を示すチヤート、第６図は従来のレーザ出力制御
装置を示すブロツク図である。
図において、１……レーザ発振器、２……電源
、３Ａ，３Ｂ……電極、４……レーザ媒質ガス、
５……放電、６……全反射鏡、７……部分透過鏡
、８……レーザ光、９……ビームスプリツタ、１
０……レーザ出力検出器、１１……レーザ出力フ
イードバツク信号、１２……レーザ出力設定器、
１３ａ……第１の信号発生器、１３ｂ……第２の
信号発生器、１７……励起強度指令信号、１８…
…信号処理回路、１９……マイクロコンピユータ
、２０ａ……第１のＡ／Ｄ変換器、２０ｂ……第
２のＡ／Ｄ変換器、２１……Ｄ／Ａ変換器、２３
……ＲＯＭ、２３……データバス、２４……第１
の入力ポート、２５……第２の入力ポート。なお
、図中、同一符号は同一、または相当部分を示す
。
FIG. 1 is a block diagram showing a laser output control device according to an embodiment of the invention, FIG. 2 is a detailed diagram of the signal processing circuit shown in FIG. 1, and FIGS. FIG. 5 is a flowchart of a program showing control operations in the apparatus of the embodiment of FIG. 4. FIG. 5 is a chart showing signal waveforms during control operations according to the program of FIG. It is a diagram. In the figure, 1...laser oscillator, 2...power supply, 3A, 3B...electrode, 4...laser medium gas,
5... Discharge, 6... Totally reflecting mirror, 7... Partially transmitting mirror, 8... Laser light, 9... Beam splitter, 1
0... Laser output detector, 11... Laser output feedback signal, 12... Laser output setting device,
13a...first signal generator, 13b...second signal generator, 17...excitation intensity command signal, 18...
...Signal processing circuit, 19...Microcomputer, 20a...First A/D converter, 20b...Second A/D converter, 21...D/A converter, 23
...ROM, 23...data bus, 24...first
input port, 25... second input port. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
て検出した値と、出力設定器によつて設定した値
との偏差を求めてフイードバツクすることにより
制御するレーザ出力制御装置において、レーザ媒
質に励起エネルギーを供給する電源と、レーザ出
力を検出する出力検出器と、所望のレーザ出力を
設定する出力設定器と、第１の信号発生器と、第
２の信号発生器と、前記出力検出器及び出力設定
器及び第１の信号発生器及び第２の信号発生器及
び電源に接続された信号の処理回路とを備え、前
記第１の信号発生器及び第２の信号発生器の出力
する二値信号の組合せに応じて２種類のアルゴリ
ズムに基づく信号処理動作を行うことを特徴とす
るレーザ出力制御装置。 In a laser output control device that controls the output intensity of a laser beam by determining the deviation between the value detected by an output intensity detector and the value set by an output setting device and providing feedback, the laser medium is excited. a power source for supplying energy, an output detector for detecting laser output, an output setting device for setting a desired laser output, a first signal generator, a second signal generator, the output detector and comprising an output setting device, a first signal generator, a second signal generator, and a signal processing circuit connected to a power source; A laser output control device characterized by performing signal processing operations based on two types of algorithms depending on a combination of signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990001411U JPH0395183U (en) | 1990-01-11 | 1990-01-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990001411U JPH0395183U (en) | 1990-01-11 | 1990-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0395183U true JPH0395183U (en) | 1991-09-27 |
Family
ID=31505321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990001411U Pending JPH0395183U (en) | 1990-01-11 | 1990-01-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0395183U (en) |
-
1990
- 1990-01-11 JP JP1990001411U patent/JPH0395183U/ja active Pending
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