发明名称 REFRACTIVE INDEX DISTRIBUTION CONTROL TYPE LIGHT MODULATOR
摘要 PURPOSE:To make possible the use of the light modulator without discrimination of single mode and multimodes, eliminate the need for polarizers and analyzers and make possible a construction method of low temperature dependency by controlling the refractive index distribution of a waveguide by the voltage applied from the outside.
申请公布号 JPS5389449(A) 申请公布日期 1978.08.07
申请号 JP19770003511 申请日期 1977.01.18
申请人 NIPPON TELEGRAPH & TELEPHONE 发明人 MATSUMOTO TAKAO;KOYAMA MASAKI
分类号 G02B6/12;G02F1/03;G02F1/05 主分类号 G02B6/12
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