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US 12,560,685 B2Granted
Q-switched semiconductor light-emitting element and distance measuring device
AssigneeSony Group Corporation
InventorTomoki Ono
Life of this patent
Estimating the term…
Abstract
There is provided a Q-switched semiconductor light-emitting element, including a comb electrode that has at least two or more gain regions and two or more absorption regions, the regions including an active layer and being continuous on a semiconductor substrate, separation regions being provided between the gain regions and the absorption regions, the longest region of the gain regions being located on a rear end surface side; and an optical waveguide that staddles the gain regions, the absorption regions, and the separation regions.
Claims5
A Q-switched semiconductor light-emitting element, comprising:
- a comb electrode that has at least two or more gain regions and two or more absorption regions, the regions including an active layer and being continuous on a semiconductor substrate, separation regions being provided between the gain regions and the absorption regions, the longest region of the gain regions being located on a rear end surface side;
- and
- an optical waveguide that staddles the gain regions, the absorption regions, and the separation regions.
Dependencies are inferred from the claim text.