Optical device coupling method and system, transmitting optical device and optical module adjusting and testing method
An optical device, a technology for emitting light, applied in the field of optical communication, can solve the problems of yield loss, low product efficiency, multiple human resources, etc., to avoid defective products, reduce product man-hours, and improve commissioning efficiency.
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Embodiment 1
[0040] see figure 1 , the embodiment of the present invention provides a kind of optical device coupling method, is suitable for EML (electroabsorption modulation) laser, comprises the following steps:
[0041] Fix the laser on a specific ceramic substrate to form a COC component;
[0042] After the COC component is aged, test the characteristics of its modulation voltage Vbias and its output optical power (hereinafter referred to as the EA absorption characteristic curve) to configure the Vbias bias voltage point during coupling; when testing the EA absorption characteristic curve, the COC component is in a constant and fixed temperature condition Below; when testing the EA absorption characteristic curve, the COC component is under a fixed bias current Ibias;
[0043] Calculate the corresponding optimal Vbias voltage operating point according to the EA absorption characteristic curve of each COC component;
[0044] Assembling the light-emitting device;
[0045] Configure ...
Embodiment 2
[0054] The invention discloses a test module, a data processing module, a storage module, a burning module, a coupling module, an optical power measurement module, and a coupling judgment module;
[0055] The test module is used to test the relationship between the Vbias voltage of the laser and the output optical power curve, that is, the EA absorption characteristic curve;
[0056] The data processing module is used to calculate the corresponding optimal Vbias voltage operating point according to the EA absorption characteristic curve of each laser;
[0057] The storage module is used to save data, including bias current Ibias, temperature, and optimum Vbias voltage value;
[0058] The burning module is used to call the corresponding bias current Ibias, temperature, and optimal Vbias voltage value to be configured in the light-emitting device;
[0059] The coupling module is used to perform optical power coupling on the emitting optical device;
[0060] The optical power m...
Embodiment 3
[0063] This embodiment also discloses an optical emitting device, which is obtained by coupling with the optical device coupling method as described in the first embodiment.
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