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7615791 |
Semiconductor optical device
A semiconductor optical device comprises a lower cladding layer of a first conductive type, an upper cladding layer of a second conductive type, and an active layer. The lower cladding layer has a...
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7615414 |
Dental intraoral radiological image sensor with a fiber-optic plate
The invention relates to dental radiological image sensors for intraoral use. What is described is a method of fabricating an image sensor, comprising steps for the collective production of a...
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7608862 |
Light emitting device and a lighting apparatus
A light emitting device comprises at least two lead wires, a light emitting element that is disposed on an end portion of at least one of said lead wires and connected electrically with the end...
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7608856 |
Electronic devices comprising organic semiconductors
The present invention describes organic electronic devices in which at least one organic layer of low refractive index is introduced. The light output of the electronic devices is thereby improved.
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7605440 |
Pixel cell isolation of charge storage and floating diffusion regions using doped wells
A pixel having a well-isolated charge storage region or floating diffusion region may be obtained by providing a separate P-well around the storage region or floating diffusion region. In one...
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7601987 |
Semiconductor light emitting device
The present invention provides a semiconductor light emitting device realizing a lower detection level of spontaneous emission light by a semiconductor photodetector and an improvement in light...
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7598527 |
Monitoring photodetector for integrated photonic devices
A laser and detector integrated on corresponding epitaxial layers of a single chip cooperate with on-chip and/or external optics to couple light of a first wavelength emitted by the laser to a...
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7592654 |
Reduced crosstalk CMOS image sensors
CMOS image sensor having high sensitivity and low crosstalk, particularly at far-red to infrared wavelengths, and a method for fabricating a CMOS image sensor. A CMOS image sensor has a substrate,...
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7589350 |
Light-emitting diode chip
A light-emitting diode chip (LED chip) including a substrate, an electrostatic conducting layer, a first type doped semiconductor layer, an active layer, a second type doped semiconductor layer, a...
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7586125 |
Light emitting diode package structure and fabricating method thereof
A light emitting diode (LED) package structure including a first substrate, an LED chip, a second substrate, and a thermoelectric cooling device is provided. The first substrate has a first surface...
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7586115 |
Light emission from semiconductor integrated circuits
Structures and methods to inject electrons into an insulator from a semiconductor layer that are then collected in a thin layer of a direct semiconductor material which in turn emits light by...
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7582908 |
Nitride semiconductor device and manufacturing method thereof
A nitride semiconductor device and its manufacturing method are provided which are capable of achieving low-resistance ohmic properties and high adhesion. A nitride semiconductor device has an...
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7579628 |
Backlight device for liquid crystal display including a plurality of light emitting diodes within their own concaves aligned in a straight line within a larger concave
A semiconductor light emitting device of the present invention includes a plurality of light emitting elements, a package body for storing the light emitting elements, wiring patterns being...
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7573076 |
Vertical gallium-nitride based light emitting diode
A vertical GaN-based LED and a method of manufacturing the same are provided. The vertical GaN-based LED can prevent the damage of an n-type GaN layer contacting an n-type electrode, thereby stably...
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7572522 |
Luminescent device
Interfaces between layers in a light emitting element are eliminated by using a light emitting element with a mixed region including a hole transporting material and an electron transporting...
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7569864 |
Silicon-rich-oxide white light photodiode
A white light photodiode has a film layer and an ultraviolet (UV) photodiode. The film layer is made of an oxide rich in silicon; and is formed through a chemical vapor deposition. A white light...
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7569860 |
Integrated photonic devices
A laser ( 22 ) and detector ( 24 ) integrated on corresponding epitaxial layers of a single chip ( 20 ) cooperate with on-chip and/or external optics ( 62 ) to couple light of a first wavelength...
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7566909 |
Surface emitting type device having a resistance to damage by static electricity
A surface-emitting type device includes a rectification section including a substrate and a first semiconductor layer formed above the substrate, an emission section including a second...
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7564066 |
Multi-chip assembly with optically coupled die
Disclosed are embodiments of a multi-chip assembly including optically coupled die. The multi-chip assembly may include two opposing substrates, and a number of die are mounted on each of the...
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7564065 |
Light emitting device and a lighting apparatus
The present invention provides in one embodiment a light emitting device that has a high efficacy even in a range of low color temperatures, a long-term reliability, and an improved color rendering...
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7554170 |
Variably responsive photosensor
A photosensor includes a plurality of photosensitive regions including a first photosensitive region connected to a first voltage reference, and at least one additional photosensitive region. A...
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7554124 |
Nitride-based compound semiconductor light emitting device, structural unit thereof, and fabricating method thereof
A nitride-based compound semiconductor light emitting device includes a first conductive substrate, a first ohmic electrode formed on the first conductive substrate, a bonding metal layer formed on...
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7547566 |
Organic electroluminescent device and method of manufacturing the same
The invention provides an organic electroluminescent device and a method of manufacturing the same which conveniently reduce or suppress the transfer of ionic impurities into a light-emitting...
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7544971 |
Lateral current blocking light-emitting diode and method for manufacturing the same
A lateral current blocking light-emitting diode and a method for manufacturing the same are disclosed. The light-emitting diode comprises an insulating substrate, a semiconductor epitaxial...
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7535089 |
Monolithically integrated light emitting devices
Methods and structures for monolithically integrating monocrystalline silicon and monocrystalline non-silicon materials and devices are provided. In one structure, a monolithically integrated...
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7535042 |
Pixel cell with a controlled output signal knee characteristic response
A pixel cell with controlled leakage is formed by modifying the location and gate profile of a high dynamic range (HDR) transistor. The HDR transistor may have the gate profile of a transfer gate...
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7528416 |
Vertical structure LED and fabricating method thereof
A vertical structure light emitting diode (LED) and a fabricating method thereof is disclosed, wherein a metal support layer is formed on an upper surface of a light emitting structure by way of...
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7528415 |
Semiconductor laser
A semiconductor laser improved in heat sinkability of portions in the vicinity of a light-emitting end face of a main body in order to prevent occurrence of COD is provided. A main body 150 ...
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7525131 |
Photoelectric surface and photodetector
Disclosed is a photoelectric surface including: a first group III nitride semiconductor layer that produces photoelectrons according to incidence of ultraviolet rays; and a second group III nitride...
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7521720 |
Semiconductor optical devices having fin structures
A semiconductor optical device includes an insulating layer, a photoelectric region formed on the insulating layer, a first electrode having a first conductivity type formed on the insulating layer...
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7521719 |
Light emitting and image sensing device and apparatus
a photosensor structure; and switching means coupled between the photosensor structure and one of the plurality of signal lines, the switching means responsive to select signals on one or more of...
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7518150 |
White light source and illumination apparatus using the same
A light emitting device including a blue-system semiconductor light emitting element, a green-system semiconductor light emitting element, a yellow fluorescent member which absorbs a part of blue...
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7504665 |
Semiconductor optical devices
A semiconductor optical device (e.g. a resonant cavity device in this form of an LED or a laser) comprises a single substrate arranged for emitting light (O) for incidence on a sample or other...
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7504616 |
Exposure device and image forming apparatus using the same
To provide an exposure device and an image forming apparatus using the same, in which the exposure device can detect light intensity with improved reliability and thereby controls the light...
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7501659 |
LED device and optical detector therewith for bill validator
An LED device is provided which comprises a plastic encapsulant 7 formed with an integrated cylindrical lens 8 disposed opposite to an LED chip 5 to provide light from LED chip 5 with the...
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7488987 |
Boron phosphide-based semiconductor light-emitting device and production method thereof
A boron phosphide-based semiconductor light-emitting device, comprising: a crystalline substrate; a first semiconductor layer formed on said crystalline substrate, said first semiconductor layer...
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7482631 |
Film formation apparatus and film formation method
There is provided a film formation apparatus which is capable of forming an EL layer using an EL material with high purity. The EL material is purified by sublimation immediately before film...
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7479658 |
Epitaxial wafers, method for manufacturing of epitaxial wafers, method of suppressing bowing of these epitaxial wafers and semiconductor multilayer structures using these epitaxial wafers
A technique for suppressing the bowing of an epitaxial wafer is provided. The epitaxial wafer is prepared by successively epitaxially growing a target group III-nitride layer, an interlayer and...
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7476904 |
Photoelectric converting film stack type solid-state image pickup device
A photoelectric converting film stack type solid-state image pickup device comprising: a semiconductor substrate in which a signal read circuit is formed; and at least one photoelectric converting...
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7473931 |
System and method for mounting units for an avionic display
An improved device and method for mounting an avionic system is shown. The design provides varying locations of key components, which allows a single mounting system to be used with several...
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7468528 |
Semiconductor light-emitting device
A semiconductor light-emitting device is provided. The semiconductor light-emitting device includes a laminated semiconductor structure portion composed of at least a first conductivity type first...
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7465960 |
Submount for light emitting/receiving device
In a submount main body ( 1 ) composed of a single crystal silicon, a mounting surface ( 4 ) on which a light-emitting device ( 11 ) is mounted is composed of a ( 100 )-oriented surface and the...
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7460743 |
Diffusion and laser photoelectrically coupled integrated circuit signal line
A diffusion and laser photoelectrically coupled integrated circuit signal line, wherein photoelectrically coupled pairs are formed on integrated circuit chips utilizing a diffusion light or a laser...
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7456434 |
Micro optical bench structure
A micro optical bench structure and a method of manufacturing a micro optical bench structure are provided. The micro optical bench structure includes: a lower substrate; an upper substrate which...
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7453092 |
Light emitting device and light emitting element having predetermined optical form
A light emitting device having: a predetermined optical form that is provided on a surface of an LED element mounted on a base, the predetermined optical form being made to allow an increase in...
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7449720 |
Epitaxial wafer for semiconductor light-emitting devices, and semiconductor light-emitting device
An epitaxial wafer for semiconductor light-emitting devices has an n-type substrate, on which are sequentially formed an n-type cladding layer, an active layer, a p-type cladding layer having Mg as...
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7446293 |
Electro-optical element and method for manufacturing thereof, optical module and method for driving thereof
An electro-optical element is provided including a light-emitting element part and a light-receiving element part, wherein an optical thickness d of the light-receiving element part satisfies the...
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7439547 |
Micro electro mechanical system apparatus
A MEMS (micro electro mechanical system) apparatus is equipped with a light-emitting circuit, having a light-emitting device, to emit light; a light-receiving circuit having a series circuit of...
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7427804 |
Optoelectronic semiconductor device and light signal input/output device
A optoelectronic semiconductor device, mountable on and electrically connectable to an electro-optical wiring board, a substrate thereof having a light input/output through-hole and electric...
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7427782 |
Roll-to-roll fabricated light sheet and encapsulated semiconductor circuit devices
A method of making a light active sheet. A bottom substrate having an electrically conductive surface is provided. A hotmelt adhesive sheet is provided. Light active semiconductor elements, such as...
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