Semiconductor laser and beam splitting devices, and optical information recording/reproducing, optical communication, and optomagnetic recording/reproducing apparatuses using semiconductor laser and beam splitting devices
文献类型:专利
作者 | YAMAGUCHI, EIJI; HOSHI, HIROAKI; YAMAMOTO, MASAKUNI; IKEDA, SOTOMITSU |
发表日期 | 1994-11-15 |
专利号 | US5365535 |
著作权人 | CANON KABUSHIKI KAISHA |
国家 | 美国 |
文献子类 | 授权发明 |
其他题名 | Semiconductor laser and beam splitting devices, and optical information recording/reproducing, optical communication, and optomagnetic recording/reproducing apparatuses using semiconductor laser and beam splitting devices |
英文摘要 | A semiconductor laser device includes a semiconductor laser, a signal generating circuit, a modulation circuit and a drive circuit. The semiconductor laser has an active layer including at least two light-emitting layers having different energy levels. A high-frequency signal having a predetermined frequency is generated by the signal generating circuit. The signal width of the high-frequency signal is modulated by the modulation circuit in accordance with an information signal. The semiconductor laser is driven by the drive circuit in accordance with the signal modulated by the modulation circuit. |
公开日期 | 1994-11-15 |
申请日期 | 1993-01-12 |
状态 | 失效 |
源URL | [http://ir.opt.ac.cn/handle/181661/33428] ![]() |
专题 | 半导体激光器专利数据库 |
作者单位 | CANON KABUSHIKI KAISHA |
推荐引用方式 GB/T 7714 | YAMAGUCHI, EIJI,HOSHI, HIROAKI,YAMAMOTO, MASAKUNI,et al. Semiconductor laser and beam splitting devices, and optical information recording/reproducing, optical communication, and optomagnetic recording/reproducing apparatuses using semiconductor laser and beam splitting devices. US5365535. 1994-11-15. |
入库方式: OAI收割
来源:西安光学精密机械研究所
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