Matches 301 - 350 out of 533 < 1 2 3 4 5 6 7 8 9 10 11 >
Match Document Document Title
6025610 Solid relay and method of producing the same  
A solid relay having a light emitter and a photodetector and a method of producing the same are disclosed. A planer thyristor, photodiode, phototransistor or similar photodetector is formed on an...
5990475 Barrier mountable optically coupled isolator housing and assembly having a waveguide  
A housing for an optically coupled isolator is mountable through an aperture of an electromagnetic barrier. The housing includes a first recess in a first end for receiving an insulator and an...
5990494 Optoelectro transducer array, and light-emitting device array and fabrication process thereof  
Described is an optical equipment using a semiconductor light emitting device array which has light emitting points formed thereon at a high density and has highly reliability. The optical...
5949129 Wafer comprising optoelectronic circuits and method of verifying this wafer  
A wafer (10) is described comprising several integrated optoelectronic circuits of a first type (11), such circuits of the first type each comprising electronic modules (13) and at least a first...
5929474 Active matrix OED array  
An active matrix OED array includes an array area defined on a semiconductor substrate defining rows and columns of pixels and driver areas spaced from the array area with driver circuits including...
5930276 Method and device for providing temperature-stable optical feedback for optical packages  
The present invention provides a method (600) and device (200,500) for providing temperature-stable optical feedback for optical packages. The device includes an optical emitter (202,502), a first...
5914183 Porous semiconductor material  
Porous semiconductor material in the form of at least partly crystalline silicon is produced with a porosity in excess of 90% determined gravimetrically, and voids, crazing and peeling are...
5910663 Optical system and light emitting diode having a light dividing surface portion  
An optical analyzer includes a light emitting diode (LED). The LED has a body pervious to light and a PN junction semiconductor. The body has a surface portion where a primary light emitted from...
5903016 Monolithic linear optocoupler  
A monolithic optocoupler having a light emitting diode for emitting light, a first photodiode for producing a current based on light sensed by it, a second photodiode for producing a current based...
5886365 Liquid crystal display device having a capacitator in the peripheral driving circuit  
A small-size and large-capacitance capacitor is provided for the peripheral driving circuit of a liquid crystal display device. A capacitor exhibiting crystalline property is provided on a...
5881084 Semiconductor laser for package with power monitoring system  
A semiconductor laser package and method of fabrication including a vertical cavity surface emitting laser and a power monitoring system, such as a photodetector mounted on a mounting base. An...
5875205 Optoelectronic component and method for the manufacture thereof  
In an optoelectronic component having a laser chip as a light transmitter and a lens coupling optics for defined emission of radiation generated in the laser chip, the lens coupling optics is...
5859719 Photogenerator for lightwave networks  
The specification describes lightwave systems with remotely powered photoelectric generators. Optical power transmitted through the fiber is incident on a remotely located photodiode array. High...
5834835 Semiconductor device having an improved structure for storing a semiconductor chip  
In the semiconductor of the present invention, the first pair of pad lines consisting of a plurality of pads are arranged on the bottom portion of the recess portion of the enclosure, the recess...
5831290 Laser diode mounting structure  
A laser diode mounting structure is provided that includes a base member, which can be a metal substrate or a diode, a metal binder, and a laser diode having a laser beam emitter. The laser diode...
5825051 Optoelectronic component with central hollow  
An optoelectronic component for improved distribution of light in a horizontal plane has an elongated body (2) with a central hollow (6) at a top portion (3) thereof, a base (4), and an electrical...
5814836 Semiconductor device requiring fewer masking steps to manufacture  
A semiconductor device requiring fewer masking steps to manufacture. The semiconductor device includes the following layers (from bottom up): (1) a substrate; (2) a gate electrode formed on a first...
5808322 Faster switching GaAs FET switches by illumination with high intensity light  
The present invention relates to GaAs FET switches for use in microwave test equipment. For many microwave applications, particularly GSM (Global System for Mobile Telecommunications) basestation...
5809050 Integrated controlled intensity laser-based light source using diffraction, scattering and transmission  
An integrated laser-based light source that generates an output light beam having a controlled intensity. The light source comprises a package, a laser, a light sensor, and a beam splitter. The...
5777390 Transparent and opaque metal-semiconductor-metal photodetectors  
An improved metal-semiconductor-metal (MSM) photodiode, specifically a new high responsivity AND high bandwidth photodetector, resulting in a high gain-bandwidth product is disclosed. The disclosed...
5770867 Photocoupler device with light-transmissive resin including fillers and a producing process thereof  
A photocoupler device includes a light-emitting chip, a light-receiving chip, a light-emitting side lead frame for individually holding the light emitting chip and a light-receiving side lead frame...
5767731 Circuit for error free operation of opto-isolated driver during power-up  
A protection circuit for preventing momentary activation of the output of an output-isolated driver during power turn on. The protection circuit operates in a manner which prevents a buffer which...
5754009 Low cost system for effecting high density interconnection between integrated circuit devices  
An interfacing system adapted for use with integrated circuits and accompanying devices. The inventive system includes an array of field emissive devices (36) which emit an electrons in response to...
5742072 Light control substance and light control method using the same  
A light control substance having a negative input-output characteristic is used to invert optical signals. The light control substance is an absorbing substance and has a multi-level energy...
5732101 VCSEL device and optical pickup apparatus adopting the same  
A vertical cavity surface emitting laser (VCSEL) device with an integral photodetector structure has improved intensity control characteristics. A laser optical source of the VCSEL emits light...
5726462 Semiconductor structures having electrically insulating and conducting portions formed from an AlSb-alloy layer  
A semiconductor structure. The semiconductor structure comprises a plurality of semiconductor layers formed on a substrate including at least one layer of a III-V compound semiconductor alloy...
5723873 Bilayer composite electrodes for diodes  
An ohmic hole injecting electrode or contact for diode structures is disclosed. It is formed of multilayer composite materials and gives superior results in this application. The composite...
5714773 Photodiode array for remotely powered lightwave networks  
The specification describes lightwave systems with remotely powered photoelectric generators. Optical power transmitted through the fiber is incident on a remotely located photodiode array. High...
5714772 Method of manufacturing light converter with amorphous-silicon pin heterojunction diode  
A method of manufacturing a light converter with an LED and an amorphous-silicon pin heterojunction diode includes steps of a) preparing an LED structure on one side of a substrate as a...
5705833 Surface-mounted photocoupler  
A light-emitting element 22 and a light-receiving element 26 are attached to a circuit board so as to oppose each other across the circuit board 2. As a result, light from the light-emitting...
5703394 Integrated electro-optical package  
An integrated electro-optical package including a plurality of organic light emitting devices (LEDs) directly interconnected to external driver circuits utilizing a printed circuit board, having...
5679979 Surface mount package with heat transfer feature  
A package (1) for diodes (6) is constructed with a substrate (2) of alumina, a common area (5) on which diodes (6) are mounted, bond wires (8) extending from respective diodes to connect with...
5672884 Modular photo interrupters manufactured on mounting strips  
A photo interrupter which features at least one transmission element and at least one receiver element separated by an optical transmission path. To ensure a flexible structure with variable...
5665982 Semiconductor photo-device having oblique top surface of stem for eliminating stray light  
A semiconductor laser emitting device has a semiconductor laser emitting diode mounded on a heat sink attached to a side surface of a heat conductive stem accommodated in a package; and a top...
5665983 Photocoupler device having light emitting device and photo detector  
It is an object of the present invention to provide a photocoupler which maintains a high electric isolation performance and has an improved optical coupling efficiency without any variation of a...
5656829 Semiconductor light emitting diode  
A semiconductor light emitting diode includes a compound semiconductor substrate and a double-hetero structure of (Al x Ga 1 -x) y In 1 -y P (0≤x≤1, 0<y<1) as an active layer, and an...
5655042 Molded slotted optical switch structure and method  
A molded slotted optical switch structure (21) includes a separate molded emitter portion (23) and a separate molded detector portion (24). The molded emitter portion (23) includes an emitter...
5654559 Optical coupling device and method for manufacturing the same  
An optical coupling device and method for manufacturing the same is disclosed wherein a light-emitting semiconductor transmitter chip is secured to a light-detecting semiconductor receiver chip via...
5647034 Operation displaying semiconductor switch  
An operation displaying semiconductor switch includes an operation display lamp having such light emitting element as a light emitting diode and assembled in a package formed with an inner molded...
5619046 Method of manufacturing a measuring device  
The invention concerns a method of manufacturing a measuring device of the Fabry-P erot resonator type. The invention likewise concerns a measuring device manufactured by means of the method. The...
5602863 Surface-emitting laser diode array and driving method thereof, photodetector, photodetector array, optical interconnection system, and multiwavelength optical communication system  
A surface-emitting LD array includes a plurality of surface-emitting LDs respectively including secondary diffraction gratings produced at the same pitch. These LDs are radially arranged on the...
5581094 Photodetector, a photodector array comprising photodetectors, an object detector comprising the photodetecter array and an object detecting procedure  
A photodetector has a semiconductor substrate which produces light-induced charge upon the absorption of incident light. A first electrode and a second electrode are attached to the surface of the...
5578863 Optoelectronic semiconductor device with a radiation-emitting semiconductor diode, and method of manufacturing such a device  
An optoelectronic semiconductor device (10) with a radiation-emitting semiconductor diode (3), preferably a diode laser (3), is particularly suitable as a radiation source in optical read and write...
5569939 Light emitting diode fabricated with resistors for variable light intensity  
A light emitting diode (LED) and resistors for varying the light intensity of the LED are formed on a single chip. Each of the LED portion and the resistor portion includes an active layer and a...
5569938 Imaging Apparatus with light pulses  
In an imaging apparatus using a semiconductor imaging device formed of CCDs, light from an object to be imaged is fed to the imaging device selectively by the operation of a light generator....
5541423 Monocrystalline diamond semiconductor device and several electronic components employing same  
A diamond semiconductor device has a pn junction formed by a p-type diamond semiconductor portion containing boron as an impurity and an n-type diamond semiconductor portion containing lithium as...
5535231 Optoelectronic circuit including heterojunction bipolar transistor laser and photodetector  
An optoelectronic integrated circuit furnishes a monolithic integration of high-speed transistors, lasers and photodetectors for optoelectronic communication applications. The monolithic device...
5506445 Optical transceiver module  
An integrated optical transceiver for optical serial communication is disclosed. The transceiver is formed as a single molded package incorporating an IC that forms part of the operating circuitry...
5504350 Lens configuration  
A lens configuration integral with the output window of an enclosure at least partly surrounding a source of a beam is provided. In one embodiment, the beam is an anomorphic diverging beam, such as...
5504349 Optoelectronic device  
An optoelectronic device containing a base plate, a first lead fixed to the base plate, a first bonding face for a light-emitting element fixed to the base plate and a second bonding face for a...
Matches 301 - 350 out of 533 < 1 2 3 4 5 6 7 8 9 10 11 >