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US 11,688,834 B2Granted
Wavelength conversion member and light-emitting device for efficient wavelength conversion
AssigneeSeiko Epson Corporation
InventorYohei Yamada
Life of this patent
Estimating the term…
Abstract
A wavelength conversion member includes: a phosphor; a metal joining layer provided on a bottom surface and a side surface of the phosphor; a metal heat-dissipating holding unit including a recess that covers the bottom surface and at least a portion of the side surface of the phosphor and that accommodates the phosphor so that the phosphor is embedded in the recess; and a metal porous joining material provided between the metal joining layer and the metal heat-dissipating holding unit.
Claims5
A wavelength conversion member comprising:
- a phosphor;
- a metal joining layer provided on a bottom surface and a side surface of the phosphor;
- a metal heat-dissipating holding unit including a recess that covers the bottom surface and at least a portion of the side surface of the phosphor and that accommodates the phosphor so that the phosphor is embedded in the recess;
- and
- a metal porous joining material provided between the metal joining layer and the metal heat-dissipating holding unit, wherein the metal joining layer is metallically bonded with the metal porous joining material.
2 more elements
Dependencies are inferred from the claim text.