闽江学院学报
閩江學院學報
민강학원학보
JOURNAL OF MINJIANG UNIVERSITY
2011年
5期
23-27
,共5页
半导体激光器%激光泵浦源%FPGA%MC8051%IP核
半導體激光器%激光泵浦源%FPGA%MC8051%IP覈
반도체격광기%격광빙포원%FPGA%MC8051%IP핵
semiconductor lasers%laser pump source%FPGA%MC8051 IP core
介绍了一种基于FPGA与MC8051IP核的可调窄脉冲激光泵浦系统.该系统主要作为低重复频率光信号的放大器泵浦源.系统采用MOSFET作为功率开关管驱动半导体激光器发出的光脉冲作为激光泵浦源,可驱动大功率的LD,最大驱动功率可达30W.利用高速FPGA芯片（EP2C8）和VHDL语言,设计激光泵浦源的窄脉冲数字控制电路.利用MC8051软IP核实现智能控制,系统输出脉冲周期、脉冲宽度以及脉冲幅度都可调.系统采用多种有效保护措施,性能稳定可靠.
介紹瞭一種基于FPGA與MC8051IP覈的可調窄脈遲激光泵浦繫統.該繫統主要作為低重複頻率光信號的放大器泵浦源.繫統採用MOSFET作為功率開關管驅動半導體激光器髮齣的光脈遲作為激光泵浦源,可驅動大功率的LD,最大驅動功率可達30W.利用高速FPGA芯片（EP2C8）和VHDL語言,設計激光泵浦源的窄脈遲數字控製電路.利用MC8051軟IP覈實現智能控製,繫統輸齣脈遲週期、脈遲寬度以及脈遲幅度都可調.繫統採用多種有效保護措施,性能穩定可靠.
개소료일충기우FPGA여MC8051IP핵적가조착맥충격광빙포계통.해계통주요작위저중복빈솔광신호적방대기빙포원.계통채용MOSFET작위공솔개관관구동반도체격광기발출적광맥충작위격광빙포원,가구동대공솔적LD,최대구동공솔가체30W.이용고속FPGA심편（EP2C8）화VHDL어언,설계격광빙포원적착맥충수자공제전로.이용MC8051연IP핵실현지능공제,계통수출맥충주기、맥충관도이급맥충폭도도가조.계통채용다충유효보호조시,성능은정가고.
A tunable pulse LD pump system which is based on FPGA and MC8051IP core is introduced.The system mainly works as power source for optical amplifier of low frequency seed light.In the system,A MOSFET is used as the power switch transistor to drive a LD,and the Maximum driving power is about 30W.High-speed FPGA chip（EP2C8） and VHDL language are used to designed the narrow pulse digital control system,and MC8051 IP core is used to realize intelligent control,and the power,pulse width,and period of this pump system can be set manually.In the System,a variety of effective protection measures is used,so the the performance is stable and reliable.
