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Semiconductor laser element including optical waveguide layers which have gradually varying bandgaps so as to reduce electrical resistance at interfaces 专利
专利号: US20050047463A1, 申请日期: 2005-03-03, 公开日期: 2005-03-03
作者:  AKINAGA, FUJIO;  FUKUNAGA, TOSHIAKI
收藏  |  浏览/下载:9/0  |  提交时间:2019/12/31
High-power semiconductor laser device including resistance reduction layer which has intermediate energy gap 专利
专利号: US20010043630A1, 申请日期: 2001-11-22, 公开日期: 2001-11-22
作者:  AKINAGA, FUJIO;  FUKUNAGA, TOSHIAKI;  WADA, MITSUGU
收藏  |  浏览/下载:0/0  |  提交时间:2020/01/18


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