The principle of the laser diode driver of the transmitter is discussed and the main characteristics of the laser diode driver are simulated 詳細(xì)研究了半導(dǎo)體激光器驅(qū)動(dòng)電路的工作原理,對(duì)驅(qū)動(dòng)電路進(jìn)行了電路仿真。
It proves that the laser diode driver designed in this paper can work under our satisfaction and it can be applied in vision system of robots as a very good interfered light source 該半導(dǎo)體激光器驅(qū)動(dòng)電源可以提供一種非常穩(wěn)定的高質(zhì)量的相干光源,在機(jī)器人視覺(jué)系統(tǒng)、通信以及測(cè)量等領(lǐng)域?qū)?huì)得到廣泛的應(yīng)用。
Gt optics co . , ltd . engaged professionally in the research and development , manufacturing , and marketing of high power laser diodes , fiber coupled laser diodes , laser diode pumped cavities , diode end - pumped solid lasers and laser diode drivers 吉泰光科產(chǎn)品有大功率半導(dǎo)體激光器、半導(dǎo)體激光(側(cè)面/端面)泵浦模塊、光纖輸出半導(dǎo)體激光器系統(tǒng)、半導(dǎo)體激光器驅(qū)動(dòng)源等。
A new laser diode driver based on a high - integrated laser driver chip is designed in this paper . this driver realizes the common work of a laser diode and makes it emit laser with stable power . furthermore , it can set the output laser power and modulate the laser signal by setting the modulation signal 本文設(shè)計(jì)了一種基于高度集成化的激光器驅(qū)動(dòng)芯片ic - wkn的半導(dǎo)體激光器驅(qū)動(dòng)電源,該電源在實(shí)現(xiàn)半導(dǎo)體激光器正常工作并能夠發(fā)出功率穩(wěn)定的激光的同時(shí),能夠利用信號(hào)調(diào)節(jié)電路設(shè)定或調(diào)節(jié)激光器的輸出功率。
It can generate high - stable and linear current signal and utilize butterworth low pass filter to eliminate the noise and ripple in the signal . according to the different functions of different pins , this circuit can modulate and control the output power of the laser diode and modulate the laser signal , which makes this laser diode driver have more valuable application . in the last part of the paper , the feasibility of the theory is validated by experiment data 其次,根據(jù)ic - wkn的內(nèi)部電路和不同引腳的功能,設(shè)計(jì)了一套由d / a轉(zhuǎn)換器和單片機(jī)組成的信號(hào)調(diào)節(jié)電路,使之能夠輸出具有良好的穩(wěn)定性和線性特性的電流調(diào)節(jié)信號(hào),并選擇巴特沃茲低通濾波器來(lái)濾除信號(hào)中的紋波和干擾。