本文将准导模的概念用于等效电流法来求取单模光纤的模耦合损耗。
The concept of quasi-guided mode is applied in equivalent current method to calculate the loss of a single mode fiber caused by mode conversion.
对光纤电流传感器的一种光纤绕法进行了理论分析，这种绕法能有效地降低传感头处引进的双折射。
A theoretical analysis of the sensor head, it can be used to suppress effectively the birefringence in the single mode fiber which is winded on the sensing part of the OFCS, is given.
对光纤电流传感器的一种光纤绕法进行了理论分析，这种绕法能有效地降低传感头处引进的双折射。
A theoretical analysis of the sensor head, it can be used to suppress effectively the birefringence in the single mode fiber which is winded on the sensing part of the OFCS, is given.
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