Tunable regulating light transmitting module and scaling and regulating method thereof
A technology of optical transmission and direct adjustment, which is applied in the direction of lasers, phonon exciters, laser components, etc., can solve the problem that the online adjustment of working wavelength cannot be realized, and the optical transmission module cannot meet the static application and quasi-dynamic reconfigurable application of the network system , Inability to achieve online tunability and other problems, to achieve the effect of flexible and concise control mode, automatic production line, rapid and comprehensive detection
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[0060] Refer to Fig. 4 for the functional block diagram of the tunable optical transmission module of the present invention, the module uses a tunable direct modulation laser, has an automatic optical power control circuit to adjust and stabilize the output average power of the laser, and has a direct modulation circuit to adjust the laser Excellent extinction ratio and stable modulation signal for the laser, with an automatic temperature control circuit for adjusting the output wavelength of the laser and stabilizing the temperature of the laser die, thereby stabilizing the output wavelength of the laser.
[0061] Compared with the traditional optical transmission module, the present invention is characterized in that it uses a non-volatile digital potentiometer to adjust the energy of each property of the module; uses a micro-control unit MCU to realize the shutdown control of the laser and automatic detection of performance energy; uses a micro-controller The EEPROM memory i...
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