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Engineering problems2
Fibre / coupler / optical interface
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Optical alignment loss during CPO fiber attachment
First compare initial multiaxis position data and pre/post-fixation measurements under a stable optical source and reference. Then separate coupling geometry from the actual fixation history. Central TIM behavior, later thermal drift and general alignment precision cannot substitute for attachment-loss evidence.
Fibers or couplers and the package optical interface · Fiber attachment and initial alignment
Temperature-dependent optical coupling drift in CPO
First establish paired temperature/position/power data and an independent optical-source reference for the fixed interface. Then compare fixation-chain thermomechanical models and thermal boundary conditions. Temperature-dependent power differences cannot be attributed directly to mechanical displacement.
The fixed optical coupling interface and the package thermomechanical chain · Controlled temperature sweeps and operation
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