Title:
SEMICONDUCTOR LASER DEVICE, SEMICONDUCTOR LASER MODULE, AND SENSOR
Document Type and Number:
WIPO Patent Application WO/2024/095835
Kind Code:
A1
Abstract:
This semiconductor laser device comprises: an active layer that includes a barrier layer and well layers which are provided respectively on both sides of the barrier layer in the thickness direction of the barrier layer; and an n-type semiconductor layer and a p-type semiconductor layer that sandwich the active layer therebetween in the thickness direction of the barrier layer. The thickness of the well layers is greater than the thickness of the barrier layer.
Inventors:
HIDAKA KEIJI (JP)
TANAKA YOSHINORI (JP)
TANAKA YOSHINORI (JP)
Application Number:
PCT/JP2023/038388
Publication Date:
May 10, 2024
Filing Date:
October 24, 2023
Export Citation:
Assignee:
ROHM CO LTD (JP)
International Classes:
H01S5/34; H01S5/0231
Domestic Patent References:
| WO2020183812A1 | 2020-09-17 |
Foreign References:
| JP2003174226A | 2003-06-20 | |||
| JP2021163822A | 2021-10-11 | |||
| JP2013168587A | 2013-08-29 |
Attorney, Agent or Firm:
ONDA Makoto et al. (JP)
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