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US 2001/0055451 A1Published application
LD module
AssigneeSumitomo Electric Industries, Ltd.
InventorsYoshiki Kuhara, Hiromi Nakanishi, Manabu Yoshimura
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Abstract
An LD module having a spot-size conversion LD for emitting a beam of a small aperture angle, an optical fiber or a waveguide and a lens for converging the LD beam to the fiber or the waveguide.
Claims16
An LD module comprising:
- a spot-size conversion laser diode (SSC-LD) having a tapering active layer;
- a light propagating medium;
- a lens for converging light emitted from the laser diode to the light propagating medium;
- and
- a case enclosing the laser diode, the lens and the light propagating medium.
2 more elements
Dependencies are inferred from the claim text.