|| List of recent Second Wave-related patents
|Method and system for automatic topology discovery in wavelength division multiplexing (wdm) network|
A method for automatic topology discovery implemented in a wavelength division multiplexing (wdm) network is disclosed. The wdm network contains a number of wavelength switching devices, and the method starts with selecting an unassigned wavelength between a pair of wavelength switching devices.
Telefonaktiebolaget L M Ericsson (publ)
A laser gain element including an undoped layer of a monoclinic double tungstate (mdt) crystal, and a method of forming a laser gain element are provided. The laser gain element includes a layer of doped mdt crystal adjacent to the undoped layer, the doped mdt layer including a pre-selected concentration of rare earth ions.
A projector includes a light source apparatus, a light modulator that modulates light outputted from the light source apparatus in accordance with image information, and a projection system that projects light modulated by the light modulator. The light source apparatus outputs light formed of first light of a narrow wavelength band having a first wavelength where the optical intensity peaks and second light of a narrow wavelength band having a second wavelength where the optical intensity peaks, and the separation between the first and the second wavelength is set at a value greater than ¼ of one-cycle wavelength of a ripple among ripples contained in an optical spectrum of light that results from the light incident on the light modulator and is reflected off the light modulator, the ripple located in the wavelength regions of the first light and the second light, but smaller than ¾ of the one-cycle wavelength..
Seiko Epson Corporation
|Multiple wavelength light source for colorimetric measurement|
A colorimetric wet chemistry analyzer for determining a concentration of an analyte of interest in a sample is provided. The analyzer comprising includes a reaction chamber configured to receive the sample and facilitate a reaction that changes a color of the sample based on the concentration of the analyte of interest.
Rosemount Analytical Inc.
|All silicon optical transistor|
An optical device includes first and second waveguides and a micro-ring. The first waveguide is optically coupled to the micro-ring and is separated from the micro-ring by a first gap having a first gap distance.
Purdue Research Foundation
|Method of passive acoustic depth determination in shallow water|
A method of acoustic depth determination in shallow water. At least one standard acoustic sensor located below an ocean thermocline is provided.
A lighting apparatus includes a substrate, a light-emitting element, and a sealing member. The light-emitting element emits light in a first wavelength range.
Panasonic Intellectual Property Management Co., Ltd.
|High luminance solid state light source|
The present invention relates to a solid-state light source comprising one or several laser diodes (1) emitting a laser beam with a first wavelength, a rotatable support (6) arranged in a beam path of the laser beam and a reflector (4) arranged between the laser diodes (1) and the rotatable support (6). The rotatable support (6) is formed of a ring or of an optically transparent disc mounted to be rotatable around a rotation axis (9) such that the laser beam impinges on a ring-shaped area (7) of the rotatable support (6) during rotation.
Koninklijke Philips N.v.
|Visualization constraints for circuit designs|
A first waveform for a circuit design is received. The first waveform includes at least an actual value of a signal of the circuit design at one or more clock cycles.
Jasper Design Automation, Inc.
|Modulator arrays, and modulation devices and medical imaging apparatuses including the same|
The modulator array includes a first optical modulator, which changes a shape a wavefront of an incident light into first wavefronts to modulate the incident light which passes through the first optical modulator; and a second optical modulator that changes a shape at least one of the first wavefronts into second wavefronts to modulate the light output from the first optical modulator.. .
Samsung Electronics Co., Ltd.
Apparatus for suppressing noise in injection-locked light source and wdm-pon system provided with same
A wdm-pon system configured to perform an asymmetric wavelength division multiplexing and demultiplexing is proposed. A receiving end of wdm-pon system configured to receive a light transmitted from a transmission end including a first wavelength division multiplexer/demultiplexer includes a second wavelength division multiplexer/demultiplexer configured to demultiplex the light received rom the transmission end, where the second bandwidth of wavelength division multiplexer/demultiplexer is substantially greater than that of the first wavelength division multiplexer/demultiplexer..
Korea Advanced Institute Of Science And Technology
Optical network system architecture
Optical devices in optical network exchange signals at a plurality of wavelengths via a plurality of pathways. Each of the optical devices is associated with a corresponding wavelength and includes multiple optical inputs/outputs (i/os) to exchange signals at the corresponding wavelength via the plurality of pathways.
Verizon Patent And Licensing Inc.
Laser system with wavelength converter
A method of controlling beam quality and stability of a laser apparatus, the laser apparatus comprising, a diode laser (10) providing first radiation of at least a first wavelength, and a frequency conversion unit (12) configured to frequency-convert the first radiation from the diode laser and to output the frequency-converted radiation (213), the frequency-converted radiation having at least a second wavelength different from the first wavelength, the diode laser (10) comprising at least a first and a second section (222,223), a first contact (220) for injecting a first current (i1) into the first section (222), a second contact (221) for injecting a second current (i2) into the second section (223), and means for controlling a temperature of the diode laser; wherein the method comprises monitoring a first parameter indicative of the power content of a dominant lobe of the first radiation; iteratively determining a combination of respective values of the first current, the second current and the temperature at which combination of respective values the monitored first parameter and a stability parameter indicative of a fluctuation over time of the monitored first parameter each fulfils a respective predetermined optimization criterion; and setting the first current, the second current, and the temperature to the determined combination of respective values.. .
Method and testing memory
A method and an apparatus for testing a memory are provided, and the method is adapted for an electronic apparatus to test the memory. In the method, a left edge and a right edge of a first waveform of a clock signal for testing the memory are scanned to obtain a maximum width between two cross points of the left edge and the right edge.
Triple sum frequency coherent multidimensional imaging
Methods of obtaining a multidimensional image of a sample are provided comprising (a) directing a first coherent light pulse having a first frequency ω1 and a first wave vector k1 at a first location in the sample, (b) directing a second coherent light pulse having a second frequency ω2 and a second wave vector k2 at the first location, (c) directing a third coherent light pulse having a third frequency ω3 and a third wave vector k3 at the first location and (d) detecting a coherent output signal having a fourth frequency ω4 and a fourth wave vector k4. At least two, but optionally all three, of the coherent light pulses each excite a different transition to a discrete quantum state (e.g., transitions to vibrational states or to electronic states) of a molecule or molecular functionality in the sample.
Wisconsin Alumni Research Foundation
Real-time wireless power transfer control for passive backscattering devices
A method and apparatus is disclosed herein for real-time wireless power transfer control. In one embodiment, a system comprises: an rf-energy harvesting sensor tag operable to generate a first backscatter signal and at least one base station operable to deliver rf power to the sensor tag by emitting a first waveform comprising a plurality of subcarriers, wherein the first backscatter signal is generated by the sensor tag by modulated scattering of the first waveform as incident upon the sensor tag, and further wherein the at least one base station subsequently emits a second waveform determined at least in part by a closed-loop feedback control algorithm responsive to measurements of the first backscatter signal..
Organic el display device
An organic el display device includes an organic layer having plural layers including a light emitting layer, and a color filter that passes a light of a predetermined wavelength region. The organic layer includes a first organic layer that is arranged in a first area having plural independent areas in a display area, and includes the light emitting layer that emits a light of a first wavelength region, and a second organic layer that is arranged in a second area having plural independent areas which is an area different from the first area in the display area, and includes the light emitting layer that emits a light of a second wavelength region which is different from the first wavelength region.
Japan Display Inc.
Optical fiber link with primary and compensating optical fibers
An optical fiber link that utilizes concatenated primary and compensating multimode optical fibers is disclosed. The primary optical fiber has a first relative refractive index profile with a first alpha value α40 of about 2.1 that provides for a minimum amount of intermodal dispersion of guided modes at a peak wavelength λp40 in the range from 840 nm to 860 nm, and has a first bandwidth bw40 of 2 ghz·km or greater.
Apparatus for coding or decoding intra image based on line information of reference image block
An apparatus for coding an image is provided to effectively code the image. The apparatus for coding the image includes an input image segmentation unit to segment an input image into a plurality of image blocks including a first image block and a second image block.
Electronics And Telecommunications Research Institute
White light emitting device and display apparatus
A white light emitting device includes: a blue light emitting diode (led) which emits blue light; and a resin packing unit which encapsulates the blue led, wherein the resin packing unit includes a first wavelength conversion material which, in response to being excited by the blue light, emits green light, a second wavelength conversion material which, in response to being excited by the blue light, emits red light, and a complex compound which absorbs light of a region in which the green light and the red light are mixed, the light of the region being included in white light implemented through a mixture of the green light and the red light excited together with the blue light.. .
Samsung Electronics Co., Ltd.
Method and radiation dosimetry utilizing fluorescent imaging with precision correction
A method comprising the following steps: (a) adjusting a radiation dose measurement for a fluorescent nuclear track detector based on a plurality of fluorescence contrast images for the fluorescent nuclear track detector to thereby produce a calibrated radiation dose measurement, and (b) displaying the calibrated radiation dose measurement to a user and/or saving the calibrated radiation dose measurement to a storage medium, wherein the fluorescent nuclear track detector comprises a luminescent material, wherein the radiation dose measurement is based on one or more fluorescent light measurements produced by fluorescent imaging of the fluorescent nuclear track detector using excitation light from a laser having a first wavelength, and wherein the plurality of fluorescence contrast images are produced by illuminating the fluorescent nuclear track detector with excitation light having a second wavelength.. .
Planar lightwave circuit and optical receiver
A planar lightwave circuit includes a substrate in which a groove being formed, the groove dividing the substrate into a first area and a second area; a first filter, a second filter, and a third filter intruded into the groove; as are formed in the first area, a first and a second waveguides formed to guide signal light and local oscillation light; a third and a fourth waveguides formed to guide signal light and local oscillation light; a first 90-degree optical hybrid; as are formed in the second area, a fifth and sixth waveguides formed to guide signal light and local oscillation light; and a second 90-degree optical hybrid.. .
System and an optical phase shifter
In one embodiment, an optical phase shifter includes a first waveguide phase shifter and a second waveguide phase shifter. The optical phase shifter also includes a first polarization rotator optically coupled between the first waveguide phase shifter and the second waveguide phase shifter, where the first waveguide phase shifter, second waveguide phase shifter, and first polarization rotator are integrated on a single substrate..
Futurewei Technologies, Inc.
Exterior aircraft light unit and aircraft comprising the exterior aircraft light unit
An exterior aircraft light unit for emitting light of a first wavelength and light of a second wavelength, different from the first wavelength is disclosed. The exterior aircraft light unit has an integrated optical structure, which in turn has a first light source configured to emit the light of the first wavelength, a second light source configured to emit the light of the second wavelength, the second light source being positioned adjacent to the first light source, and an optical element for shaping a light emission distribution of the integrated optical structure.
Goodrich Lighting Systems Gmbh
Thin film wavelength converters and methods for making the same
Thin film wavelength converters and methods for making the same are disclosed. In some embodiments, the thin film converters include a first thin film layer of first wavelength conversion material, a conductive layer, and a second thin film layer of a second wavelength conversion material.
Osram Sylvania Inc.
Color tunable light emitting device
A color/color temperature tunable light emitting device comprises: an excitation source (led) operable to generate light of a first wavelength range and a wavelength converting component comprising a phosphor material which is operable to convert at least a part of the light into light of a second wavelength range. Light emitted by the device comprises the combined light of the first and second wavelength ranges.
Fiber array light source
A system and method for providing a fiber array light source with individually controlled multiple-wavelength outputs are disclosed. A single spatial light modulator (slm) outputs an image light of a first wavelength and an image light of a second wavelength.
Simultaneous multiplexed imaging system and method
A system and method for multiplexing multiple images of different colors using only a single spatial light modulator (slm) are disclosed. In the disclosed system, a first dichroic beam splitter receives an image light of first and second wavelengths from the slm, and reflects the image light of the first wavelength towards a first mirror and an image light of the second wavelength towards a second mirror.
Apparatus for testing resistivity of semiconductor and testing resistivity of semiconductor
According to one embodiment, an apparatus is configured to test a resistivity of a semiconductor formed on a matrix. The apparatus includes: a first and a second choppers; an irradiation unit; a detector; a first ans a second lock-in amplifiers; and a computer.
Kabushiki Kaisha Toshiba
Photodetection device and sensor package
A photodetection device of the present invention includes a semiconductor substrate which is defined such that a first light-receiving portion and a second light-receiving portion are spaced from one another, and an optical filter which is formed on the semiconductor substrate, and includes a first filter which is disposed so as to cover the first light-receiving portion, to selectively allow an optic element in a first wavelength band to transmit through, and a second filter which is disposed so as to cover the second light-receiving portion, to selectively allow an optic element in a second wavelength band different from the first wavelength band, to transmit through, and the optical filter has a filter laminated structure which is defined such that edge portions of the first filter and the second filter overlap one another on a boundary region between the first light-receiving portion and the second light-receiving portion.. .
Rohm Co., Ltd.
Light output calibration in an optoacoustic system
An optoacoustic system includes first and second light sources capable of generating pulse of light at first and second wavelengths, optical output control, first and second light sync detectors, and a combiner. A power meter that is calibrated to determine power at the first and second predominant wavelength measures power at the first wavelength after the first light sync is detected and measures power at the second wavelength after the second light sync is detected.
Seno Medical Instruments, Inc.
Wavefront measuring apparatus, wavefront measuring method, manufacturing optical element, and assembly adjustment apparatus of optical system
A wavefront measuring apparatus configured to measure a transmitted wavefront or reflected wavefront of an optical element includes a measuring unit configured to measure a light intensity distribution based on a light beam transmitted through or reflected by the optical element, a region determining unit configured to determine a first region and a second region based on a plurality of spot positions in the light intensity distribution, a first signal processor configured to calculate a first wavefront by using a linear model based on information of the light intensity distribution of the first region, and a second signal processor configured to estimate a second wavefront by repeating a light propagation calculation with the first wavefront as an initial value based on information of the light intensity distributions of the first region and the second region.. .
Canon Kabushiki Kaisha
Bi-directional optical transceiver module
A bi-directional optical transceiver module includes: an optical transmission unit to output a transmission signal; an optical reception unit to receive a reception signal, the transmission signal and the reception signal having different corresponding first and second wavelength values within a single channel; a splitter, inclined with respect to an incident direction of the transmission signal output from the optical transmission unit, to transmit the transmission signal to an outside, and reflect optical signals input from the outside, the optical signals including the reception signal; and a reflected light-blocking optical filter unit to pass, as the reception signal among the optical signals reflected by the splitter, an optical signal within a preset wavelength range including the second wavelength value.. .
Lightron Fiber-optic Devices Inc.
Light emitting diode module with three part color matching
A light emitting diode module is produced using at least one led and at least two selectable components that form a light mixing chamber. First and second selectable components have first and second types of wavelength converting materials with different wavelength converting characteristics.
Uv-assisted stripping of hardened photoresist to create chemical templates for directed self-assembly
A processing method is disclosed that enables an improved directed self-assembly (dsa) processing scheme by allowing the formation of improved guide strips in the dsa template that may enable the formation of sub-30 nm features on a substrate. The improved guide strips may be formed by improving the selectivity of wet chemical processing between different organic layers or films.
Tokyo Electron Limited
Device for generating a modulation of an optical signal
The invention relates to a device generating a modulation of an optical signal characterised in that the device comprises a first ring resonator modulator including a first waveguide, a first ring waveguide being optically coupled to the first waveguide, and a first control device, and a second ring resonator modulator including a second waveguide, a second ring waveguide being optically coupled to the second waveguide and being independent of the first ring, and a second control device, the device having at least one characteristic that influences the chirp introduced by the device, the characteristics of the device being selected in a manner so as to minimise the absolute value of the chirp introduced by the device.. .
Commissariat A L'energie Atomique Et Aux Energies Alternatives
Method for controlling tunable wavelength laser
In the method for controlling a tunable wavelength laser, information designating an oscillation wavelength is inputted. A driving condition for causing laser oscillation at a first wavelength is acquired from a memory.
Sumitomo Electric Device Innovations, Inc.
Method for controlling tunable wavelength laser
A driving condition for causing the tunable wavelength laser to conduct laser oscillation at a first wavelength is acquired. A driving condition for causing the tunable wavelength laser to conduct laser oscillation at the second wavelength is calculated.
Sumitomo Electric Device Innovations, Inc.
Lighting apparatus with transmission control
A lighting apparatus having a light source, a wavelength converter, a transmission adjustor and a circuit is disclosed. The transmission adjustor is optically coupled between the light source and the wavelength converter to control an amount of light from the first light source entering the wavelength converter.
Avago Technologies General Ip (singapore) Pte. Ltd
Componential analysis method, componential analysis apparatus and non-transitory computer-readable recording medium
In accordance with an embodiment, a componential analysis method includes dividing a sample structure into at least a first layer to be analyzed and a second layer located closer to a surface layer of the sample than the first layer, applying, to the sample, laser lights of first and second wavelengths respectively corresponding to the depths of the first and second layers, detecting raman scattered lights respectively obtained from the sample by the application of the laser lights and then outputting first and second raman signals, spectrally processing the first and second raman signals to acquire first and second raman spectrums, acquiring a differential spectrum by subtracting the second raman spectrum from the first raman spectrum, and analyzing the differential spectrum.. .
Kabushiki Kaisha Toshiba
Stress analysis of 3-d structures using tip-enhanced raman scattering technology
A method includes performing a first probing on a sample integrated circuit structure to generate a first raman spectrum. During the first probing, a first laser beam having a first wavelength is projected on the sample integrated circuit structure.
Taiwan Semiconductor Manufacturing Company, Ltd.
Light emitting device with wavelength converting side coat
Embodiments of the invention include a semiconductor light emitting device, a first wavelength converting member disposed on a top surface of the semiconductor light emitting device, and a second wavelength converting member disposed on a side surface of the semiconductor light emitting device. The first and second wavelength converting members include different wavelength converting materials..
Koninklijke Philips N.v.
Light emitting apparatus and electronic apparatus
In the light emitting apparatus having a resonance structure for adjusting an optical path length between the reflecting layer and the translucent reflecting layer, in which the emitting layer performs internal luminescence on a first wavelength region and a second wavelength region on a short wavelength side with respect to the first wavelength region, in the second wavelength region, a light emitting peak wavelength, a resonance peak wavelength, and an output wavelength satisfy a relationship of the light emitting peak wavelength>the output wavelength>the resonance peak wavelength, and film thicknesses of an array cavity layer and the emitting layer are adjusted so that an emission intensity of the output wavelength is equal to or less than 15% of an emission intensity of the output wavelength.. .
Seiko Epson Corporation
Methods and apparatuses for label-free particle analysis
An apparatus to provide a label-free or native particle analysis comprises a light generating system producing first light pulses at a first wavelength and second light pulses at a second wavelength; and a flow cell coupled to the light generating system to convey particles for analysis. The light generating system is configured to chirp at least one of the first light pulses and the second light pulses to analyze the particles..
Kinetic River Corp.
Luminaires utilizing edge coupling
A luminaire includes at least first and second waveguides. The first waveguide has a first coupling surface extending between a first surface and a second surface opposite the first surface, and the second waveguide has a second coupling surface extending between a third surface and a fourth surface opposite the third surface.
Led-based illumination module with preferentially illuminated color converting surfaces
An illumination module includes a color conversion cavity with a first interior surface having a first wavelength converting material and a second interior surface having a second wavelength converting material. A first led is configured to receive a first current and to emit light that preferentially illuminates the first interior surface.
Backlight unit and liquid crystal display apparatus having the same
A backlight unit (blu) and a liquid crystal display apparatus having the blu are provided. The blu includes a plurality of light-emitting diodes (leds) configured to emit blue light, a fluorescent member configured to convert the blue light emitted from the plurality of leds into tricolor light and emit the tricolor light, and a filter disposed between the fluorescent member and the plurality of leds, and configured to selectively filter a first wavelength area of the tricolor light emitted from the fluorescent member toward the plurality of leds, and reflect a second wavelength area of the tricolor light emitted from the fluorescent member toward an output direction..
Samsung Electronics Co., Ltd.
Three dimensional branchline coupler using through silicon vias and design structures
A three dimensional (3d) branchline coupler using through silicon vias (tsv), methods of manufacturing the same and design structures are disclosed. The method includes forming a first waveguide structure in a first dielectric material.
International Business Machines Corporation
System and separation of pump light and collected light in a laser pumped light source
A system for separating plasma pumping light and collected broadband light includes a pump source configured to generate pumping illumination including at least a first wavelength, a gas containment element for containing a volume of gas, a collector configured to focus the pumping illumination from the pumping source into the volume of gas to generate a plasma within the volume of gas, wherein the plasma emits broadband radiation including at least a second wavelength and an illumination separation prism element positioned between a reflective surface of the collector and the pump source and arranged to spatially separate the pumping illumination including the first wavelength and the emitted broadband radiation including at least a second wavelength emitted from the plasma.. .
White light emitting module
A light emitting module (10), adapted to produce white output light having an emission peak in the wavelength range from 400 to 440 nm, comprises:•—at least one first light emitting element (110) adapted to emit light having an emission peak in a first wavelength range from 440 to 460 nm;•—at least one wavelength converting material (85) arranged to receive light emitted by said first light emitting element, and being capable of emitting light having an emission peak in the green to red wavelength range; and•—at least one second light emitting element (120) adapted to emit light having an emission peak in a second wavelength range from 400 to 440 nm. The module according to the invention provides white light of acceptable color rendering with a “crisp white” effect..
Koninklijke Philips N.v.
Color adjustable light emitting arrangement
A color-adjustable light emitting arrangement (100) is provided, comprising •—a solid-state light source (101) adapted to emit light of a first wavelength range (l1); •—a wavelength converting member (102) arranged to receive light of said first wavelength range emitted by the light source and capable of converting light of the first wavelength range into visible light of a second wavelength range (l2); •—a narrow band reflector (103, 104) arranged in a light output direction from the wavelength converting member to receive light of said second wavelength range, said narrow band reflector being reversibly switchable between a first state in which the narrow band reflector reflects a first sub-range of said second wavelength range, and a second state in which the narrow band reflector has a different optical property. The spectral output of the light emitting arrangement is adjustable and may provide a desirable light spectrum for enhancement of different colors..
Koninklijke Philips N.v.
Sensor arrangement for measuring the concentration of a substance
A sensor arrangement for determining a concentration of a substance in an open sample in the presence of an interfering material is disclosed. The sensor arrangement comprises a first light source emitting pulsed light at a first wavelength being absorbed by said substance, a second light source emitting pulsed light at a second wavelength being transmitted through said substance, optical means for directing at least a part of the emitted pulsed light of said first and second wavelengths through the open sample along the same optical path, and a sample detector arranged at an end of the optical path for receiving the emitted light of said first and second wavelengths being transmitted through the sample.
Tetra Laval Holdings & Finance S.a.
Optical image capturing module, aligning method, and observing method
A method of aligning an upper substrate and a lower substrate is provided. The upper and lower substrates are oppositely arranged, and the aligning method includes the following steps: providing an optical image capturing module; emitting light rays to a third surface of a first prism; filtering the light rays, so that the light rays are divided into light rays at the first wavelength range and light rays at the second wavelength range, wherein the light rays at the first wavelength range irradiate a pattern on the upper substrate, and light rays at the second wavelength range irradiate a pattern on the lower substrate; reflecting a pattern image on the upper substrate to an image capturing apparatus; reflecting a pattern image on the lower substrate to the image capturing apparatus; and determining locations of the patterns of the upper and lower substrate that are on the image capturing apparatus..
Metal Industries Research&development Centre
In a method of operating a liquid crystal device having a liquid crystal composition with smectic-a properties, a first waveform is applied to optically clear the device so that it is substantially transparent to visible light and a second waveform is applied to disorder the material of the liquid crystal composition to afford a strongly light-scattering state. The first waveform has a higher frequency than the second, waveform, and the method comprises applying a modified waveform to partially clear at least a portion of the device from the light-scattering state.
Dow Corning Corporation
Organic light-emitting component
An organic light-emitting component includes a first light-emitting layer sequence, which is designed to emit light in a first wavelength range during the operation of the component. A second light-emitting layer sequence which is designed to emit light in a second wavelength range during the operation of the component.
Osram Opto Semiconductors Gmbh
Oil detection process, apparatus and taggant therefor
A process for detecting oil or lubricant contamination in a manufactured product (c), preferably a cigarette (c), the process comprising adding a fluorescent taggant to oils or lubricants contained in processing machinery for said product (c), conveying (131) said product (c) past an infrared detection apparatus (140), irradiating said product (c) with infrared radiation from said detection apparatus (140) as it passes the detection apparatus (140), and detecting infrared radiation emitted from said irradiated product (c). The taggant can be in the form of a composition containing a stokes-shifting taggant, which absorbs radiation at a first wavelength and emits radiation at a second wavelength, different from said first wavelength, dissolved or dispersed in an oil or lubricant..
Altria Client Services Inc.
Sensitivity and the dynamic range of photometric assays by generating multiple calibration curves
A method for determining the amount of a specific analyte by photometric assays, wherein the specific analyte in a sample reacts with an analyte specific reaction partner in a reaction mixture. At least two calibration curves are generated, the first calibration curve recorded at a first wavelength is optimized for low concentrations of the specific analyte thereby maximizing the lower detection limit and, the second calibration curve recorded at a second wavelength is optimized for high concentrations of the specific analyte thereby maximizing the upper detection limit.
Roche Diagnostics Operations, Inc.
Mach-zehnder modulator arrangement and operating a mach-zehnder modulator arrangement
A mach-zehnder modulator arrangement includes at least one electro-optic mach-zehnder modulator having a first optical waveguide forming a first modulator arm and a second optical waveguide forming a second modulator arm. A travelling wave electrode arrangement includes first waveguide electrodes for applying a voltage across the first optical waveguide and second waveguide electrodes for applying a voltage across the second optical waveguide.
Fraunhofer-gesellschaft Zur FÖrderung Der Angewandten Forschung E.v.
Illuminating device and projector
An illuminating device may include a light source, an optical unit configured to adjust direction of light from the light source, a reflector, a light pipe, and an exciter. The light pipe may receive light having a first wavelength from the optical unit and direct the light having the first wavelength onto the exciter.
Image sensor and electronic device including the same
An image sensor includes a semiconductor substrate integrated with at least one first photo-sensing device sensing light in a first wavelength region and at least one second photo-sensing device sensing light in a second wavelength region shorter than the first wavelength region, a photoelectric device including a pair of electrodes facing each other and a light absorption layer between the electrodes, the photoelectric device selectively absorbing light in a third wavelength region between the first wavelength region and the second wavelength region, and a nanostructural body between the semiconductor substrate and the photoelectric device, the nanostructural body including at least two parts having different optical paths.. .
Samsung Electronics Co., Ltd.
Method for controlling wavelength-tunable laser
The method for controlling a wavelength-tunable laser comprises a first step of acquiring a driving condition of the wavelength-tunable laser for laser oscillation at a first wavelength, and a second step of calculating according to the driving condition of the first wavelength and a wavelength difference between the first wavelength and a second wavelength different from the first wavelength a control value or target value of a wavelength characteristic of the second wavelength in the wavelength detection unit, so as to calculate a driving condition for driving the wavelength-tunable laser, the second step including a step of selecting according to the wavelength difference one of etalon slopes having respective gradients identical and opposite to a gradient of an etalon slope used for controlling the first wavelength.. .
Sumitomo Electric Device Innovations, Inc.
Channel estimation overcoming channel discontinuity between subbands of an orthogonal frequency division multiplexing (ofdm) system
A method of processing signals. The method includes receiving a communication signal in a time domain, converting the communication signal to a frequency domain, providing resource blocks based on the communication signal in the frequency domain, the resource blocks including a first resource block and a second resource block, selecting pilot signals from the first resource block and pilot signals from the second resource block, determining a first set of phase and amplitude differences among the pilot signals, determining a second set of phase and amplitude differences among the pilot signals, determining a third set of phase and amplitude differences between the pilot signals and the pilot signals, generating a first waveform using at least the first and third set of phase and amplitude differences, applying a smoothing filter against the first waveform to generate a second waveform, and converting the third waveform from the frequency domain to the time domain..
Spreadtrum Communications (shanghai) Co., Ltd.
3-d harmonic-source reverse time migration seismic data analysis
Computing device and method for processing seismic traces to produce an image of a subsurface area. The method includes receiving a series of seismic traces related to the subsurface area and recorded by one or more seismic receivers, wherein the one or more seismic sources are originally generated by a source; applying a phase encoding function to the series of seismic traces, at least a portion of said seismic traces comprise signals reflected by geological interfaces of the subsurface area; applying a 3 dimensional (3d) harmonic-source reverse time migration of the series of seismic traces encoded with the phase encoding function; computing a forward wavefield by solving a first wave equation; computing a backward wavefield by solving a second wave equation; and cross-correlating the forward wavefield with the backward wavefield to generate an image of the subsurface..
Cgg Services Sa
Exterior aircraft light unit and operating an exterior aircraft light unit
An exterior aircraft light unit for emitting light of a first wavelength and light of a second wavelength, different from the first wavelength, with corresponding emission characteristics is disclosed. The exterior aircraft light unit has at least one first light source configured to emit the light of the first wavelength, at least one second light source configured to emit the light of the second wavelength, and a wavelength selective optical element, which wavelength selective optical element is reflective for the light of the first wavelength and transparent for the light of the second wavelength..
Goodrich Lighting Systems Gmbh
Display illuminating module
A display illuminating module includes a light source, a rotating wheel, an actuator, a wavelength conversion wheel, and an optical module. The light source is configured for providing a first light beam with a first wavelength.
Delta Electronics, Inc.
Method and dampening waves in a wave pool using padded grate drainage system
A wave pool for producing waves having a first wave forming portion with an inclined section and a second wave dampening portion having a raised floor above a bottom chamber floor wherein the raised floor preferably has multiple openings thereon and a predetermined porosity (γ) within the range of 0<γ≦0.5, such that as the waves travel across the wave dampening chamber, a boundary layer of energy absorbing vortices and eddies are generated above and below the raised floor resulting from water flowing up and down through the perforations, which helps to dampen the waves, and wherein the raised floor preferably comprises a padded grate drainage system consisting of multiple elongated members formed by rigid bars with foam adhered on one side thereof, which are encapsulated by a water impervious layer.. .