Light modulator
First Claim
Patent Images
1. A package comprising:
- a light modulator supported on a substrate, the light modulator including;
an optical device supported on the substrate;
a casing attached to the substrate, the casing surrounding the optical device, the casing further including sidewalls having adjustable tilt saw-tooth-like stress relief structures therein; and
a glass lid attached to the casing, the glass lid, casing and substrate substantially sealing the optical device.
1 Assignment
0 Petitions
Accused Products
Abstract
A method for forming a light modulator includes supporting a plurality of optical devices on a substrate, and attaching a sheet of glass over the optical devices. The method also includes slicing the sheet of glass into a plurality of pieces of glass.
12 Citations
36 Claims
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1. A package comprising:
a light modulator supported on a substrate, the light modulator including; an optical device supported on the substrate; a casing attached to the substrate, the casing surrounding the optical device, the casing further including sidewalls having adjustable tilt saw-tooth-like stress relief structures therein; and a glass lid attached to the casing, the glass lid, casing and substrate substantially sealing the optical device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 9, 10)
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8. A package comprising:
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a light modulator supported on a substrate, the light modulator including; an optical device supported on the substrate; a casing attached to the substrate, the casing surrounding the optical device, the casing further including sidewalls having stress relief structures therein; and a glass lid attached to the casing, the glass lid, casing and substrate substantially sealing the optical device, wherein the casing is comprised of a metal material having a coefficient of thermal expansion substantially equal to the coefficient of thermal expansion of silicon.
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11. A package comprising:
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a light modulator supported on a substrate, the light modulator including; an optical device supported on the substrate; a casing attached to the substrate, the casing surrounding the optical device, the casing further including sidewalls having stress relief structures therein; and a glass lid attached to the casing, the glass lid, casing and substrate substantially sealing the optical device; a first solder material for attaching the casing to the substrate and a second solder material for attaching the casing to the glass lid, wherein the first solder material for attaching the casing to the substrate has a higher melting point than the second solder material for attaching the casing to the glass lid.
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12. A substrate comprising:
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a first major surface; a second major surface; a plurality of optical devices supported on the first major surface; a metal sheet including a plurality of connected casings, each casing including an aperture, the casing further including adjustable tilt saw-tooth-like sidewalls surrounding the apertures, the metal sheet supported on the first major surface so that the sidewalls of at least two of said plurality of casings surround at least two of the optical devices attached to the first major surface. - View Dependent Claims (13, 14, 15, 16, 17, 18, 20)
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19. A substrate comprising:
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a first major surface; a second major surface; a plurality of optical devices supported on the first major surface; a sheet of metal including a plurality of connected casings, each casing including an aperture, the casing further including sidewalls surrounding the apertures, the sheet of metal supported on the first major surface so that the sidewalls of at least two of said plurality of casings surround at least two of the optical devices attached to the first major surface, wherein the sheet of metal is formed of a material having a coefficient of thermal expansion substantially the same as the coefficient of thermal expansion of the first major surface of the substrate.
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21. A method for forming a plurality of light modulators comprising:
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supporting a plurality of optical devices on a substrate; attaching a casing sheet that includes a plurality of casings to the substrate with a high melting point solder, the casing sheet having apertures therein and wherein at least two of the apertures correspond to at least two of the optical devices; placing a sheet of glass over the optical devices; attaching the sheet of class to the casing sheet with a low melting point solder; slicing the sheet of glass into a plurality of pieces of glass, wherein at least two of the pieces of glass are associated with at least two of the plurality of optical devices supported on the substrate. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28)
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29. A method for forming a plurality of light modulators comprising:
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supporting a plurality of optical devices on a substrate; and placing a sheet of glass over the optical devices by, attaching a casing sheet that includes a plurality of casings to the substrate, the casing sheet having apertures therein and wherein at least two of the apertures correspond to at least two of the optical devices; and attaching the sheet of glass to the casing sheet; slicing the sheet of class into a plurality of pieces of glass, wherein at least two of the pieces of glass are associated with at least two of the plurality of optical devices supported on the substrate; tilting the glass attached to the substrate and positioned over at least two of the optical devices; wherein attaching the casing sheet to the substrate includes soldering the attachment using a first solder and wherein attaching the glass to the casing sheet uses a second solder, wherein the first solder has a higher melting point than the second solder.
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30. A light modulator comprising:
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a substrate; an optical device supported on the substrate; and means for supporting and adjustably tilting glass positioned proximate the optical device by elongating or shortening the means for supporting. - View Dependent Claims (31)
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32. A package comprising:
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an MEMS device supported on a substrate; a casing attached to the substrate, the casing surrounding the MEMS device, the casing further including sidewalls having adjustable tilt saw-tooth-like stress relief structures therein; and a lid attached to the casing, the lid, casing and substrate sealing the MEMs device.
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33. A package, comprising:
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an MEMS device supported on a substrate; a casing attached to the substrate, the casing surrounding the MEMS device, the casing further including sidewalls having stress relief structures therein; and a lid attached to the casing, the lid, casing and substrate sealing the optical device; a first solder material for attaching the casing to the substrate and a second solder material for attaching the casing to the lid, wherein the first solder material for attaching the casing to the substrate has a higher melting point than the second solder material for attaching the casing to the lid.
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34. An apparatus, comprising:
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a substrate having a first major surface and a second major surface; a plurality of MEMs devices supported on the first major surface; a metal sheet including a plurality of connected casings, the casing further including adjustable tilt saw-tooth-like sidewalls, the metal sheet supported on the first major surface so that the sidewalls of at least two of said plurality of casings surround at least two of the MEMs devices attached to the first major surface.
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35. An apparatus, comprising:
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a substrate having a first major surface and a second major surface; a plurality of MEMs devices supported on the first major surface; a metal sheet including a plurality of connected casings, the casing further including sidewalls, the metal sheet supported on the first major surface so that the sidewalls of at least two of said plurality of casings surround at least two of the MEMs devices attached to the first major surface, wherein the metal sheet is formed of a material having a coefficient of thermal expansion substantially the same as the coefficient of thermal expansion of the substrate.
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36. A method for forming a plurality of MEMS devices, comprising:
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supporting the plurality of MEMs devices on a substrate; attaching a casing sheet that includes a plurality of casings to the substrate with a high melting point solder, the casing sheet having apertures therein and wherein at least two of the apertures correspond to at least two of the optical devices; placing a sheet of material over the optical devices; attaching the sheet of material to the casing sheet with a low melting point solder; slicing the sheet of material into a plurality of pieces of material, wherein at least two of the pieces of material are associated with at least two of the plurality of MEMs devices supported on the substrate.
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Specification