59results about How to "Minimize loss" patented technology

The invention relates to a method using dry etching to obtain contamination free surfaces on of a material chosen from the group comprising GaAs, GaAlAs, InGaAsP, and InGaAs to obtain nitride layers on arbitrary structures on GaAs based lasers, and a GaAs based laser manufactured in accordance with the method. The laser surface is provided with a mask masking away parts of its surface to be prevented from dry etching. The laser is then placed in vacuum. Dry etching is then performed using a substance chosen from the group containing: chemically reactive gases, inert gases, a mixture between chemically reactive gases and inert gases. A native nitride layer is created using plasma containing nitrogen. A protective layer and/or a mirror coating is added.

Frequency standards based on mode-locked fiber lasers, fiber amplifiers and fiber-based ultra-broad bandwidth light sources, and applications of the same.

A plasma source for providing dissociated gas to semiconductor process chamber is provided. The plasma chamber can have at least one gas inlet and at least one chamber wall for containing the gas, a plurality of magnetic cores disposed relative to the plasma chamber such that the plasma chamber passes through each of the plurality of magnetic cores. A primary winding can be coupled to the plurality of magnetic cores. The plasma chamber can generate a toroidal plasma along a plane extending through the plasma chamber and which is at least substantially parallel to a top surface of a sample holder disposed within the semiconductor process chamber.

Carbonaceous fuel is combusted with an oxidant gas in a furnace of a boiler system to generate power. Oxidant gas is fed into the furnace for combusting the fuel to produce exhaust gas, the exhaust gas is discharged from the furnace via an exhaust gas channel, a stream of feedwater is conveyed from a final economizer arranged in the exhaust gas channel to evaporating and superheating heat exchange surfaces arranged in the furnace and in the exhaust gas channel for converting the feedwater to superheated steam, the superheated steam is converted in a high-pressure steam turbine for generating power, a first portion of steam is extracted from the high-pressure steam turbine for preheating the feedwater, a second portion of steam is conveyed from the high-pressure steam turbine to reheating heat exchange surfaces arranged in the exhaust gas channel for generating reheated steam, and the reheated steam is expanded in an intermediate pressure steam turbine for generating power. The oxidant gas can be a mixture of substantially pure oxygen and recycled exhaust gas, and the ratio of the first and second portions of steam can be controlled to obtain a desired flue gas temperature in the exhaust gas channel downstream of the final economizer.

A method and a system for charging for message communication, e.g. short messages, in intelligent network applications and especially for charging for message communication by a prepaid subscriber. For charging an intelligent network subscriber for message communication, the message communication bills of the intelligent network subscribers are retrieved from the data collected for message communication charging and the bills are used to update the charging data of the intelligent network. This action is preferably performed periodically.

An endoscope incorporates an objective optical system and an image sensor at its distal end and has light guides around the objective optical system. In this case, when a direction parallel to the major side of an imaging region of the image sensor is taken as a lateral direction, exit end faces of the light guides are arranged only in the lateral direction of the objective optical system, a top cover is placed opposite to the exit end faces, and an illumination light diffusing portion is provided at the position of the top cover opposite to the exit end faces. Whereby, the endoscope in which the small-diameter design of the distal end is attained and the loss of emergent light is minimized can be provided.

A data recognition method includes: extracting a feature map from input data based on a feature extraction layer of a data recognition model; pooling component vectors from the feature map based on a pooling layer of the data recognition model; and generating an embedding vector by recombining the component vectors based on a combination layer of the data recognition model.

An optical device for combining optical signals of different wavelengths is described wherein an array of laser output beams are collimated, directed to propagate along a similar path, and coupled into an optical fiber through a single molded part. The single-part optical coupling module can be constructed in various ways to achieve the desired configuration. One example is a single plastic-injection molded part, containing mechanical alignment features, an array of collimating lenses, and a focusing lens housed within a fiber optic connector ferrule. The laser output beams are separately passed through separate radial sectors of the focusing lens.

The invention relates to sulfur silane coupling agents containing multiple blocked mercapto groups which are in a state of reduced activity until activated. The coupling agents are advantageously used in rubber formulations, for example, for fabricating tires with low rolling resistance.

The invention relates to a process for manufacturing a multilayer structure made from semiconducting materials that include an active layer, a support layer and an electrically insulating layer between the active layer and the support layer. The process includes the step of modifying the density of carrier traps or the electrical charge within the electrically insulating layer in order to minimize electrical losses in the structure support layer.

A single stage high pressure turbine vane includes an airfoil having a profile substantially in accordance with at least an intermediate portion of the Cartesian coordinate values of X, Y and Z set forth in Table 2. The X and Y values are distances, which when smoothly connected by an appropriate continuing curve, define airfoil profile sections at each distance Z. The profile sections at each distance Z are joined smoothly to one another to form a complete airfoil shape.

The present invention discloses a clockwise or counterclockwise rotation control device installed to a pneumatic tool uses pressurized air as power. The pneumatic tool comprises a main body of the pneumatic motor module, a rear cover module disposed at a rear end of the main body and having an air guide base, and a containing space disposed inside the air guide base for installing a control valve. The control valve includes a valve passage and two airflow passages interconnected to the pneumatic motor module and the containing space to produce two opposite rotating directions. The direction of the valve passage can be adjusted by changing the control valve, so that pressurized air enters into one of the airflow passages to constitute a clockwise or counterclockwise rotating state of the pneumatic motor module. The pressurized air is controlled to enter directly from the air guide base into the pneumatic motor module.

An improved transceiver assembly for a vehicle for detecting potentially hazardous objects is disclosed. The transceiver assembly preferably comprises a patch array feed antenna having an array of a plurality of patches for generating a beam and for detecting the beam as reflected from the potential hazards. The antenna is formed in or on a housing which also contains a parabolic dish that moves to sweeps the beam of radiation towards the potential hazards outside of the vehicle. In a preferred embodiment, approximately 77 GHz radiation is generated from and detected by the antenna.

A spuit type cosmetics container includes a main container and a spuit having a spuit tube thread-coupled with the main container. The spuit includes a cap, an up/down button, an elastic member, and a cam encasing the up/down button. One of the up/down button and the cam includes a cam protrusion and the other includes an inclined guide guiding the cam protrusion in an inclined direction such that rotation of the cap is transformed into ascending/descending of the up/down button. The up/down button automatically descends to suction the cosmetics accommodated in the main container into the spuit tube beyond a preset rotation angle when the spuit is thread-coupled with the main container, and automatically ascends to keep the cosmetics suctioned in the spuit tube when the spuit is separated from the main container, resulting in convenient use.

The present invention relates to methods for purifying nucleic acid from a sample using mild conditions that do not affect the chemical integrity of the nucleic acid. The method comprises contacting the sample with an matrix entrapped chitosan solid phase which is able to bind the nucleic acids at a first pH, and then extracting the nucleic acid from the solid phase by using an elution solvent at a second pH.

A digital missile warning system comprising a distributed pulse doppler radar having a plurality of antennas, each being coupled to a transmit/receive (T/R) module located adjacent to the antenna, and parallel signal processing channels including an A/D converter, FFT processor and a range/velocity track file processor in each channel for each antenna resulting in enhanced detection range, reduced False Alarm Rate (FAR), faster response time, reduced size, weight and installation requirements, improved reliability and reduced acquisition and life cycle costs. An optional optical missile warning system can provide azimuth and elevation data to the track file processors which enables a three (3) dimensional track of a missile, with azimuth and elevation angles provided by the optical system and range, velocity and acceleration data provided by the pulse doppler radar. The combination of Pulse Doppler Radar MWS and the Optical MWS produces close to a zero False Alarm Rate (FAR). Further, means to extract a threat IR missiles' roll rate and its seeker spin rate and phase angle are provided.

Ceramic inks formulated for additive formation of proppants are provided, as well as methods of manufacturing such ink and ink systems including such ink. The proppant formed can contain a proppant core, a proppant shell, a proppant outer coating or any combination thereof. Additive methods for forming proppants are also provided. The ceramic ink can be applied drop-wise, linearly, in a planar fashion, or any combination thereof to form proppants. Additive fabricators configured to produce proppant are further provided, as are systems including the same and software for running the same.

A spa comprised of a fluid enclosure having a floor and an upstanding sidewall includes a plurality of therapy stations within the enclosure. Each therapy station includes a hydrotherapy assembly and each such assembly includes a plurality of fluid jets in the floor or sidewall of the enclosure and a fluid inlet through the floor or sidewall of the enclosure. Each hydrotherapy assembly also includes a fluid pump having a suction port that is in fluid communication with the inlet and a discharge port that is in fluid communication with the jets. The pump is adapted to move fluid from the enclosure through the fluid inlet and suction port and back through the discharge port and the jets into the enclosure. A variable flow controller is also provided for each hydrotherapy station, which controller is adapted to control the flow of fluid from the discharge port of the pump through the jets into the enclosure.

The present invention describes a process of production carotenoids in improved fermentation conditions of selected bacterial strains constitutively over-producing carotenoids or mutants thereof, purifying and isolating a specific crystalline carotenoid, preferably beta-carotene, for its use in the feed, food, cosmetic and pharmaceutical sectors. The present invention also describes a method for obtaining mutant strains constitutively overproducing carotenoids from naturally occurring bacterial strains, permitting the selection of mutants with high carotenoid yields and specificity towards a specific carotenoid. Additionally the invention describes the use of this method on obtained mutant strains for further improvement thereof. The present invention also describes said strains and improved conditions of fermentation for obtaining high concentrations of carotenoids and specificity towards a specific carotenoid, and further discloses purification steps, without cell disruption, for the extraction of carotenoids from the biomass.

The present invention relates to a method and an apparatus for processing a signal, which are used to effectively reproduce an audio signal, and more particularly, to a method and an apparatus for processing an audio signal, which are used for implementing a filtering for input audio signals with a low computational complexity.

To this end, provided are a method for processing an audio signal including: receiving an input audio signal; receiving truncated subband filter coefficients for filtering each subband signal of the input audio signal, the truncated subband filter coefficients being at least a portion of subband filter coefficients obtained from binaural room impulse response (BRIR) filter coefficients for binaural filtering of the input audio signal, the lengths of the truncated subband filter coefficients being determined based on filter order information obtained by at least partially using characteristic information extracted from the corresponding subband filter coefficients, and the truncated subband filter coefficients being constituted by at least one FFT filter coefficient in which fast Fourier transform (FFT) by a predetermined block size in the corresponding subband has been performed; performing the fast Fourier transform of the subband signal based on a predetermined subframe size in the corresponding subband; generating a filtered subframe by multiplying the fast Fourier transformed subframe and the FFT filter coefficients; inverse fast Fourier transforming the filtered subframe; and generating a filtered subband signal by overlap-adding at least one subframe which is inverse fast Fourier transformed and an apparatus for processing an audio signal using the same.

A desulfurization system employing a system of fluidizable and circulatable solid particles to desulfurize a hydrocarbon-containing fluid in a fluidized bed reactor. The solid particulate system includes solid sorbent particles operable to remove sulfur from the hydrocarbon-containing fluid stream and solid catalyst particles operable to enhance the octane of the resulting desulfurized hydrocarbon-containing fluid stream. The solid particulate system can be circulated between a reactor, regenerator, and reducer, to thereby allow for substantially continuous desulfurization in the reactor.

Aspects of the present invention relate to compositions and methods for providing DNA fragments from a remote sample. In particular aspects a remote sample comprising DNA is provided, DNA is isolated from the remote sample, and the isolated DNA is treated in a way which allows differentiation of methylated and unmethylated cytosine. Additional, particular embodiments provide compositions and methods for methylation analysis of DNA derived from a remote sample. Other aspects provide for compositions and methods of whole genome amplification of bisulfite treated DNA.

A deposition apparatus includes: a chamber; a stage disposed in the chamber and equipped with a substrate; a nozzle unit disposed to face the substrate and configured to spray a deposition material toward the substrate; and a collector unit surrounding the nozzle unit and configured to collect a residual deposition material not deposited on the substrate. The collector unit includes a collection surface for collecting the residual deposition material and a collection pipe for transferring the collected residual deposition material outside the chamber. Thus, a loss of the deposition material may be minimized during a deposition process.

A microelectromechanical switch including: at least one pair of actuator electrodes; at least one input electrode and at least one output electrode for input and output, respectively, of a radio frequency signal; and a beam movable by an attraction between the at least one pair of actuator electrodes, the movable beam having at least a portion electrically connected to the at least one input electrode and to the at least one output electrode when moved by the attraction between the at least one pair of actuator electrodes to make an electrical connection between the at least one input and output electrodes; wherein the at least one pair of actuator electrodes are electrically isolated from each of the at least one input and output electrodes. The microelectromechanical switch can be configured in single or multiple-poles and/or single or multiple throws.

Disclosed is a method of manufacturing rear plate barrier ribs for Plasma Display Panel (PDP), which includes the steps of: forming barrier ribs by infiltrating the barrier rib forming paste into grooves of a mold by using the capillary phenomenon, and then sintering the paste. This method causes rare environmental pollution, enables to make barrier ribs having fine and complex shapes and reduces material costs required for the barrier rib. Thus, the method may improve quality of PDP and reduce manufacture costs of the rear plate.

An apparatus for transporting seasoning within a food product and particularly within a meat, fish or poultry product is disclosed. The apparatus comprises a handle, a head and a plurality of prongs. Seasoning adheres to the prongs and is transported inside of the food product when the prongs are inserted into the food. In a second embodiment of the apparatus, the prongs are tiered to increase the adhesion of the seasoning to the prongs and thereby transport additional quantities of seasoning into the interior of the food product.

A charging system with a least one high temperature thermal energy exchange system is provided. The high temperature thermal energy exchange system includes at least one heat exchange chamber with chamber boundaries which surround at least one chamber interior of the heat exchange chamber, wherein the chamber boundaries include at least one inlet opening for guiding in an inflow of at least one heat transfer fluid into the chamber interior and at least one outlet opening for guiding out an outflow of the heat transfer fluid out of the chamber interior. At least one heat storage material is arranged in the heat exchange chamber interior such that a heat exchange flow of the heat transfer fluid through the heat exchange chamber interior causes a heat exchange between the heat storage material and the heat transfer fluid.

The invention relates to a method for current measurement in an in particular multiphase electrical system, in which an electrical load is energized as desired by at least one circuit element and a control unit produces drive signals which act on the at least one circuit element in order to achieve the desired energization of the load. The invention provides that clock patterns of the drive signals are associated with measurement windows for current measurement, in particular for measuring phase currents, and clock patterns are temporally offset in order to obtain measurement windows with a sufficient temporal length. A minimum temporal shift is the sum of a minimum dead time of the circuit element, a minimum settling time of the measuring amplifier circuit, and a minimum sampling time of the analogue-to-digital converter. The invention furthermore provides that the clock patterns are selected taking into consideration a phase selection for the current measurement. Provision may be made for the clock patterns to be selected taking into consideration the instantaneous rotary angle position of the phase vector. In addition, a corresponding apparatus is specified.

A single stage low pressure turbine vane includes an airfoil having a profile substantially in accordance with at least an intermediate portion of the Cartesian coordinate values of X, Y and Z set forth in Table 2. The X and Y values are distances, which when smoothly connected by an appropriate continuing curve, define airfoil profile sections at each distance Z. The profile sections at each distance Z are joined smoothly to one another to form a complete airfoil shape.

An improved management of an electrical power transmission network is obtained by providing at each of the subscriber premises a load control device which includes a power correction system for applying a capacitive load and/or a switched reactor for voltage correction across the input voltage and a sensing system defined by a pair of meters one at the supply and the second downstream of the voltage correction for detecting variations in power factor. A control system operates to control the power correction system in response to variations detected by the sensing system and to communicate between the load control device and the network control system so as to provide a bi-directional interactive system.