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US 2003/0151361 A1Published application
Light emitting diode
AssigneeCitizen Electronics Co., Ltd.
InventorMitsunori Ishizaka
Life of this patent
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Abstract
Disclosed is a light emitting diode capable of accomplishing enlargement of emitted range of light and equalization of brightness of emitted light. The light emitting diode comprises a substrate (22), electrodes (23a, 23b), a light emitting element (24) mounted on the substrate (22) and connected electrically with the electrodes (23a, 23b), a resinous cover (26) for sealing the light emitting element (24) and electrodes (23a, 23b) and an uneven shaped light scattering part (30) provided on a surface of the cover.
Claims12
A light emitting diode comprising:
- a substrate;
- a pair of electrodes provided on said substrate;
- a light emitting element mounted on said substrate and connected electrically with said the electrodes;
- a cover mounted on said substrate for sealing said electrodes and light emitting element;
- and
- a light scattering part provided on at least one surface of said cover,
- wherein said light scattering part is formed from an uneven configuration.
4 more elements
Dependencies are inferred from the claim text.