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- W2392681781 abstract "Emitting wavelength of diode laser is very sensitive to the variety of temperature,and its operating temperature must be of high stability.A constant temperature control system for laser diode was presented,which adopted the TMS320LF2407 DSP as control core unit.Four-wire NTC temperature measuring circuit, ADC with excellent resolution and nonlinear correction with software were used to improve the measurement precision.The driving chip DRV592 drove the semiconductor cooler linearly,and the algorithm of fuzzy self-tuning PID was adopted to improve the precision of controlling temperature.The results show that the system has brief structure,strong stability and high temperature adjusting speed.Within the temperature range from 6 ℃ to 50 ℃,the measurement and controlling precision of the system come up to ±0.004 ℃ and ±0.02 ℃." @default.
- W2392681781 created "2016-06-24" @default.
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- W2392681781 date "2009-01-01" @default.
- W2392681781 modified "2023-09-24" @default.
- W2392681781 title "High-precision Temperature Measure and Control System for LDs Based on DSP" @default.
- W2392681781 hasPublicationYear "2009" @default.
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