摘要:
A semiconductor device includes a substrate; a holding member located on the substrate, the holding member including a module placement part and an opening arranged in a first direction; an optical module located in the module placement part and mounted on the substrate; and an optical fiber passing through the opening, the optical fiber being connected with the optical module. The holding member includes a first corner part and a second corner part. The opening is between the first corner part and the second corner part in a direction crossing the first direction. The first corner part and the second corner part are beveled.
摘要:
According to one embodiment, the first process of forming a first light-reflecting structure including forming a patterned dielectric layer on a substrate, forming a first high refractive index layer on the substrate and the dielectric layer, planarizing the first high refractive index layer, forming a mask layer on the first high refractive index layer, forming a periodic structure in the mask layer and the first high refractive index layer, the periodic structure having openings separated at a constant period, forming a low refractive index layer on the mask layer and filling the periodic structure with the low refractive index layer, and performing chemical mechanical polishing to cause the mask layer and the low refractive index layer to form substantially the same plane.
摘要:
According to one embodiment, the silicon substrate includes a thinned portion and a side wall provided around the thinned portion. The thinned portion is thinned selectively from one surface. The optical element is formed on a surface of the thinned portion. The surface of the thinned portion is opposite to the one surface of the silicon substrate. The light guide member includes a lens portion, a light guide portion, and an alignment portion. The light guide portion is provided between the lens portion and the optical element. The alignment portion is for an optical connector. The thinned portion of the silicon substrate is provided between the light guide portion of the light guide member and the optical element.
摘要:
According to one embodiment, at first, a compound semiconductor layer is bonded to a position straddling a plurality of chip formation regions arranged on a substrate. One of the chip formation regions has a first size, and the compound semiconductor layer has a second size smaller than the first size. Thereafter, the compound semiconductor layer is processed to provide compound semiconductor elements on the chip formation regions. Then, the substrate is divided to correspond to the chip formation regions.
摘要:
According to one embodiment, a semiconductor light emitting device includes a light emitting element and a phosphor layer provided on the light emitting element. The phosphor layer includes a plurality of phosphor particles and a plurality of inorganic particles having smaller sizes than the phosphor particles. The phosphor particles are bound together with aggregation of the inorganic particles and the phosphor particles.
摘要:
According to one embodiment, a semiconductor light emitting device includes a light emitting element, a fluorescent material layer, and an inorganic material layer. The light emitting element has an asperity surface. The fluorescent material layer is provided on the asperity surface. The fluorescent material layer has a glass member and a fluorescent material dispersed in the glass member. The inorganic material layer is provided between the asperity surface and the fluorescent material layer. The inorganic material layer is in contact with the asperity surface and the fluorescent material layer, and transmissive to light emitted from the light emitting element.
摘要:
A manufacturing apparatus includes a first supporting section to support a first tape section. The first tape section has a first surface facing away from the first supporting section. For example, a semiconductor chip can be disposed on the first surface. A second supporting section of the apparatus supports a second tape section in a facing arrangement with the first tape section. The second tape section has a second surface facing away from the second supporting section. For example, a semiconductor chip can be transferred from the first surface to the second surface in a manufacturing process. A ring element is between the first and second tape sections and surrounds a space between the first and second tape sections. The ring element has a port allowing fluid communication between the space and an outlet port.
摘要:
A semiconductor light emitting device includes a semiconductor layer including a light emitting layer, a p-side electrode provided on a second surface of the semiconductor layer, and an n-side electrode provided on the semiconductor layer to be separated from the p-side electrode. The p-side electrode includes a plurality of contact metal selectively provided on the semiconductor layer in contact with the second surface, a transparent film provided on the semiconductor layer in contact with the second surface between the plurality of contact metal, and a reflective metal provided on the contact metal and on the transparent film in contact with the contact metal, the reflective metal including silver. A surface area of a surface of the reflective metal on the light emitting layer side is greater than the sum total of a surface area of the plurality of contact metal contacting the semiconductor layer.
摘要:
According to an embodiment, a semiconductor light emitting device includes a semiconductor layer, a first electrode, an second electrode, a first insulating film, a first interconnection and a second interconnection. The semiconductor layer includes a luminous portion and a non-luminous portion. The first electrode is provided on the luminous portion, and the second electrode is provided on the non-luminous portion. The first insulating film is provided on the semiconductor layer, the first electrode and the second electrode. The first interconnection having a first protrusion is provided on the first insulating film and electrically connected to the first electrode. The second interconnection having a second protrusion is provided on the first insulating film and electrically connected to the second electrode. A tip end of the first protrusion faces a tip end of a second protrusion, being apart therefrom with a minimum gap between the first interconnection and the second interconnection.
摘要:
According to one embodiment, a light emitting module includes a mounting substrate, a plurality of light emitting chips, a transparent layer, and a phosphor layer. The transparent layer is provided between the plurality of light emitting chips on the mounting face and on the light emitting chip. The transparent layer has a first transparent body and a scattering agent dispersed at least in the first transparent body between the plurality of light emitting chips. The scattering agent has a different refraction index from a refraction index of the first transparent body. The phosphor layer is provided on the transparent layer. The light emitting chip includes a semiconductor layer, a p-side electrode, an n-side electrode, a p-side external terminal, and an n-side external terminal.