Ouyang, US
Anli Ouyang, Zionsville, IN US
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20110250644 | FEED SUPPLEMENT FOR MAMMALIAN CELL CULTURE AND METHODS OF USE - An improved feed supplement for culture of mammalian cells used to produce proteins is provided. The improved supplement is devoid of animal-derived components and protein hydrolysates. The invention also provides methods of using the supplement in production of a therapeutic proteins, such as an antibody. In some embodiments, the antibody is an anti-human IL-23p19 antibody. | 10-13-2011 |
Anlong Ouyang, Indianapolis, IN US
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20080227959 | REAGENTS FOR DETECTING EFAVIRENZ - The invention provides derivatives of efavirenz and methods of making derivatives of efavirenz. The derivatives include immunogenic compounds for producing antibodies to efavirenz and labeled efavirenz tracers. These compounds are useful in immunoassay methods for determining efavirenz. | 09-18-2008 |
Ben Ouyang, Bedford, MA US
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20130231412 | URETHANE-CROSSLINKED BIODEGRADABLE ELASTOMERS - Among other things, the present disclosure provides compositions and methods for an elastomeric cross-linked polyester material. Such an elastomeric cross-linked polyester material, in some embodiments, comprises a plurality of polymeric units of the general formula (-A-B—) | 09-05-2013 |
Bing Ouyang, Vero Beach, FL US
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20120069342 | MEMS Microdisplay Optical Imaging and Sensor Systems for Underwater Scattering Environments - An imaging or sensor system comprises a transmitter assembly, a receiver assembly and a control unit. The transmitter assembly defines an outgoing optical beam transmission path with respect to a target surface and the receiver assembly defines a return optical signal transmission path from the target surface. Each of the paths includes transmission through or reflection from at least one microdisplay device comprising a plurality of controllable elements for selective placement in a transmit mode for transmission of light along the transmission paths. A control unit selectively places the microdisplay device elements in the transmission mode. | 03-22-2012 |
20140204385 | MEMS MICRODISPLAY OPTICAL IMAGING AND SENSOR SYSTEMS FOR UNDERWATER AND OTHER SCATTERING ENVIRONMENTS - A sensing system is provided that includes a transmitter assembly with a light source and a microdisplay device, wherein the transmitter assembly defines an optical beam transmission path to provide illumination of a substantially one-dimensional (1D) region of a target area, the microdisplay device comprising a plurality of controllable elements for causing the illumination to be a substantially 1D pattern of light along the 1D region. The system further includes a receiver assembly for defining a return optical signal transmission path from the 1D region and collecting return optical signals from the 1D region. The system also includes a processing component for generating sensor information associated with the 1D region by processing the return optical signals from the 1D region with return optical signals from adjacent 1D regions using a distributed compressive sensing (DCS) technique. | 07-24-2014 |
Bing Ouyang, Plano, TX US
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20090256829 | System and Method for Detecting a Sampling Frequency of an Analog Video Signal - A system and method for detecting sampling frequency in a video signal. A method comprises applying a first test to determine the sampling frequency of the image signal, applying a second test to determine the sampling frequency of the image signal, and verifying the sampling frequency of the image signal. The first test compares detected timing characteristics of the image signal with known timing characteristics of a set of known standard image signals and the second test measures data characteristics of image data in the multiple image frames of the image signal. Combining both detected image characteristics and measured image characteristics based techniques to determine sampling frequency improves the possibility of correctly detecting an image signal's sampling frequency. | 10-15-2009 |
20090316987 | System and Method for Determining High Frequency Content in an Analog Image Source - A system and method for determining high frequency content in an analog image source. A method comprises creating a histogram of the image, and selecting a portion of the image based on the histogram. The histogram comprises a first number of horizontal bins and a second number of vertical bins, with each bin having an associated counter for maintaining a count of pixel differences of pixels in a portion of the image corresponding to the bin that exceed a threshold. The portion of the image selected corresponds to a portion of the histogram having a high pixel difference count relative to other portions of the histogram. | 12-24-2009 |
20100007795 | System and Method for Clock Offset Detection - A system and method for detecting a sampling clock offset of an analog-to-digital converter used to digitize an analog image signal. A method comprises buffering samples of an analog image signal, computing a value of an autocorrelation function using the buffered samples and a delayed version of the buffered samples, and repeating the computing a value for delays in a range of delays. The method also comprises computing a sampling frequency offset from the values of the autocorrelation function and changing a sampling frequency using the sampling frequency offset. | 01-14-2010 |
20100008575 | System and Method for Tuning a Sampling Frequency - A system and method for tuning a sampling frequency. A method comprises detecting a sampling frequency of an analog image signal, generating a set of histograms from samples of pixels from the analog image signal, using the set of histograms to determine whether the detected sampling frequency is substantially equal to a natural sampling frequency of the analog image signal, and sampling the analog image signal at the detected sampling frequency to produce image data. The samples are taken at the detected sampling frequency and at a different sampling phase for each of the histograms, and each histogram is for samples from a single image. | 01-14-2010 |
20110043700 | Method and Apparatus for Analog Graphics Sample Clock Frequency Offset Detection and Verification - A method and apparatus for an analog-to-digital video signal converter. The converter is controlled by a clock with controllable frequency and phase for sampling an analog signal. A circuit corrects the clock frequency using a period of a columnar frame differences as a function of columnar location. The sampling clock frequency is changed by an amount dependent on the period of the columnar differences. A second measure of the difference between successive frames is computed for a sequence of clock phases. The frequency of the clock is verified using a characteristic of the second measure. The characteristic can be the ratio of the maximum to the minimum of the second measure over selected clock phases. Other characteristics can be used such as a difference of a maximum and a minimum measure. | 02-24-2011 |
Cheng Ouyang, Vernon Hills, IL US
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20140062473 | AUTOMATED MRI DETECTION OF TISSUE MACROMOLECULAR T2/T2* CHARACTERISTICS USING Z-SPECTRA - A magnetic resonance imaging (MRI) system and method (a) acquires k-space data for a patient ROI over a predetermined band of RF frequencies using RF excitation pulses having respectively corresponding RF frequencies incrementally offset from a nuclear magnetic resonant (NMR) Larmor frequency for free nuclei thus causing chemical exchange saturation transfer (CEST) effects and to process such acquired data into Z-spectra data for voxels in the ROI; (b) analyzes the acquired Z-spectra data to provide spectral peak width data corresponding to T2/T2* tissue values in the ROI for macromolecules participating in magnetization transfer contrast (MTC) effects producing said Z-spectra data; and (c) stores and/or displays data representative of T2/T2* tissue values of the ROI which values are different for different tissues. | 03-06-2014 |
20140062476 | MRI DETECTION OF TISSUE MACROMOLECULAR CHARACTERISTICS USING MTC EFFECTS - A magnetic resonance imaging (MRI) system and method (a) acquires k-space data for a patient ROI over a predetermined band of RF frequencies using RF excitation pulses having respectively corresponding RF frequencies incrementally offset from a nuclear magnetic resonant (NMR) Larmor frequency for free nuclei over a predetermined range of different offset frequencies in which target macromolecule responses are expected and to process such acquired data into spectral data for voxels in the ROI; (b) analyzes the acquired spectral data to provide spectral peak width data corresponding to tissue values in the ROI for macromolecules participating in magnetization transfer contrast (MTC) effects producing said spectral data; and (c) stores and/or displays data representative of tissue values of the ROI which values are different for different tissues. | 03-06-2014 |
20140361776 | MAGNETIC RESONANCE IMAGING APPARATUS - A magnetic resonance imaging apparatus includes a sequence controller. The sequence controller is configured to apply MT (Magnetization Transfer) pulses having a frequency different from a resonance frequency of free water protons and then acquires magnetic resonance signals of an object to be imaged. The sequence controller acquires the magnetic resonance signals for each of multiple frequencies while changing the frequency of MT pulses within a frequency band based on a T2 relaxation time of restricted protons contained in the object to be imaged. | 12-11-2014 |
Cheng Ouyang, Buffalo Grove, IL US
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20150219735 | Enhancement of MT Effect and/or Cest Effect - A magnetic resonance imaging (MRI) system, method and/or computer readable storage medium is configured to effect enhanced magnetic transfer (MT) effects and chemical exchange saturation transfer (LEST) effects. The configured techniques include irradiating an object in an MRI gantry by applying a sequence of magnetic transfer (MT) pulses over a range of different frequencies, and then applying an MR imaging sequence to the irradiated object. | 08-06-2015 |
20150241538 | Motion Correction for Magnetic Resonance Angiography (MRA) With 3D Radial Acquisitions - A magnetic resonance imaging (MRI) system, method and/or computer readable medium is configured to effect magnetic resonance angiography (MRA) images with reduced motion artifacts includes acquiring a plurality of k-space data sets by traversing a plurality of radial trajectories in three-dimensional (3D) k-space, generating a plurality of 3D MR images derived from k-space populated by the k-space data sets, aligning the 3D MR images with respect to each other, determining one or more motion parameters for the object based upon the aligning, modifying values of k-space data sets using the determined one or more motion parameters, generating a motion-corrected 3D MR image from a combination of acquired k-space data sets including the modified values. | 08-27-2015 |
20150276907 | PSEUDO-CONTINUOUS ASYMMETRIC SIGNAL TARGETING ALTERNATING RADIO FREQUENCY (pASTAR) FOR MAGNETIC RESONANCE ANGIOGRAPHY - A magnetic resonance imaging (MRI) system, method and/or computer readable medium is configured to effect MR imaging based upon arterial spin labeling (ASL) using a tagging image and a control image. The tagging image is based upon applying a tagging pulse train including a plurality of saturation pulses to a tagging area followed by applying a first imaging pulse train to an imaging area; and the control image is based upon applying a control pulse train to a control area followed by applying a second imaging pulse train to the imaging area. The tagging area, the control area, and the imaging area are located at respectively different positions in relation to the object being imaged. | 10-01-2015 |
20150305645 | Off-Resonance Correction for Vessel-Selective Pseudo-Continuous Arterial Spin Labeling Imaging - A magnetic resonance imaging (MRI) system, method and/or computer readable medium is configured to effect MR imaging based upon arterial spin labeling (ASL) by forming a plurality of ASL perfusion images of an object where each perfusion image corresponds to a respective phase offset, and by generating a corrected perfusion image by fitting corresponding points from each of the plurality of perfusion images to a polynomial function for respective points of the corrected perfusion image. | 10-29-2015 |
20160084928 | SYSTEMS, METHODS AND GUI FOR CHEMICAL EXCHANGE SATURATION TRANSFER (CEST) ANALYSIS - Chemical exchange saturation transfer (CEST) effects are enhanced by forming, for each of a plurality of magnetization transfer (MT) offset frequencies within a specified first range, a respective image representing CEST effects. A subset of the formed CEST images is displayed and a preferred or optimum one is selected from a display screen. The thus identified target frequency is then used to generate a composite enhanced CEST image based upon a combination of formed CEST images having MT frequencies within a specified second, smaller range, around the identified target frequency. | 03-24-2016 |
Chenguang Ouyang, Bloomington, IN US
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20110098217 | COMPOUNDS EXHIBITING GLUCAGON ANTAGONIST AND GLP-1 AGONIST ACTIVITY - Glucagon analogs are disclosed that exhibit both glucagon antagonist and GLP-1 agonist activity. In one embodiment, the glucagon antagonist/GLP-1 agonist comprises a modified amino acid sequence of native glucagon, in which the first one to five N-terminal amino acids of native glucagon is deleted and in which the alpha helix is stabilized. | 04-28-2011 |
George Ouyang US
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20110075105 | MULTIPLEXING LIGHT PIPE HAVING ENHANCED BRIGHTNESS - Multi-color light sources are mixed in a recycling housing to achieve high light output. In one embodiment, the light from each color light source, such as from red, green and blue LEDs, is multiplexed together and a portion of the mixed light passes through an output aperture in the light pipe. A portion of each colored light is recycled back, for example, by a shaped reflective surface and/or a reflective coating adjacent the aperture. The shape of the reflective surface is such as to direct each color of light back to a specific location to maximize the ultimate output light. In one embodiment, the light is directed back from the output side of the housing to an input light source having the same color. In another embodiment, the light is directed back from the output side of the housing to a coating designed to reflect that color light. The reflected light is then reflected back toward the output aperture and a portion of that reflected light is again reflected toward the input and impacts the original source for that color light. In this way, the light (at least in theory) recycles infinitely, thereby increasing the total light output of the housing. In some embodiments, the light is recycled using polarization and in some embodiments the input light is collimated. | 03-31-2011 |
Gong Ouyang, Olympia, WA US
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20150333387 | BROADSIDE COUPLED DIFFERENTIAL DESIGN - A broadside coupled differential design is described herein. The design may include a differential pair. Each trace of the differential pair includes a wide portion and a narrow portion. The wide portion of the first trace of the differential pair is to be aligned with a narrow portion of the second trace of the differential pair. Additionally, the wide portion of the second trace of the differential pair is to be aligned with a narrow portion of the first trace of the differential pair, such that the wide and narrow portions of the traces of the differential pair are staggered. | 11-19-2015 |
20150340817 | Shielding A Connector To Reduce Interference - In an embodiment, a connector such as an edge connector includes a connector housing, a first set of pins configured within the housing and having first ends to couple to corresponding signal lines of a first circuit board and second ends to couple to corresponding signal lines of a mating connector of a second circuit board, and a conductive material adapted to the housing to reduce interference caused by one or more sources of interference. Other embodiments are described and claimed. | 11-26-2015 |
Hui Ouyang US
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20130185332 | SECURE SEARCH PERFORMANCE IMPROVEMENT - A flexible and extensible architecture allows for secure searching across an enterprise. Such an architecture can provide a simple Internet-like search experience to users searching secure content inside (and outside) the enterprise. The architecture allows for the crawling and searching of a variety or of sources across an enterprise, regardless of whether any of these sources conform to a conventional user role model. The architecture further allows for security attributes to be submitted at query time, for example, in order to provide real-time secure access to enterprise resources. The user query also can be transformed to provide for dynamic querying that provides for a more current result list than can be obtained for static queries. | 07-18-2013 |
Hui Ouyang, Highland Park, NJ US
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20150347934 | CHARGEBACK SYSTEM AND METHOD USING CHARGEBACK DATA STRUCTURES - Systems, methods, and other embodiments associated with chargeback systems are described. In one embodiment, a chargeback application includes instructions for reading a data structure that defines at least attributes that identify a resource type and resource items of the resource type, and chargeback rules for calculating a cost for usage of the resource items. The data structure is parsed to identify the attributes and the chargeback rules. Chargeback functions of the chargeback application are configured based on at least in part the identified attributes and the chargeback functions are caused to retrieve metered data related to usage of the resource items in a computing system. The chargeback application translates the retrieved metered data in accordance with the chargeback rules to generate a usage cost for the resource items. | 12-03-2015 |
Jeffrey C. Ouyang, Glenview, IL US
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20090178984 | SELF STORING BICYCLE DISPLAY - A display for a bicycle includes a mount, a support arm pivotally mounted to the mount for movement between a storage position and an access position, the support arm having a hanger thereon for hanging the bicycle therefrom, and a cylinder assembly including a dampening cylinder operably connected to the mount and to the support arm to dampen movement of the support arm and to return the support arm to the storage position. The cylinder assembly includes a locking member configured to lock the cylinder in a retracted position to maintain the support arm in the access position and to release the cylinder to permit the support arm to return to the storage position. A clamp arm is mounted to the support arm for pivoting between a securing position to secure the bicycle on the hanger when the support arm is in the storage position and a release position to allow for removing the bicycle from the hanger when the support arm is in the access position. An actuating element is operably connected to the cylinder assembly and to the clamp arm to pivot the clamp arm between the securing position and the release position as the support arm is moved between the storage and access positions. | 07-16-2009 |
Jiangbo Ouyang, Flemington, NJ US
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20120095159 | Silicone Acrylic Hybrid Polymer-Based Adhesives - Silicone acrylic hybrid compositions prepared by reacting together silicone polymers, silicone resins, and silyl containing acrylic polymers are useful in adhesive compositions that find use in skin contact applications. | 04-19-2012 |
20140000807 | ACCELERATORS FOR TWO STEP ADHESIVE SYSTEMS | 01-02-2014 |
Jiangbo Ouyang, Clarksburg, MD US
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20160068720 | HIGH TEMPERATURE DEBONDABLE ADHESIVE - A debondable adhesive composition comprises (A) the hydrosilation reaction product of the reaction between the vinyl groups on 1,3,5,7-tetravinyl-1,3,5,7-tetramethylcyclotetra-siloxane and the terminal Si—H hydrogens on a silane or siloxane having terminal Si—H hydrogens, (B) a cross-linker for the hydrosilation reaction product, and (C) a metal catalyst and/or a radical initiator. In further embodiments, this invention is an assembly of a substrate and a carrier for the substrate in which the debondable adhesive composition is disposed between the substrates, and a method for fabricating that assembly. The debondable adhesive composition maintains its adhesion at temperatures of 300° C. or greater, and is mechanically debondable at room temperature at a force less than 5N/25 mm. | 03-10-2016 |
Jie Ouyang, Auburn Hills, MI US
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20140266608 | METHOD AND APPARATUS PERTAINING TO THE IDENTIFICATION OF PHYSICAL-LOCAL DISCREPANCIES IN STATISTICS-BASED RFID-TAG INFORMATION - These teachings are suitable for use in conjunction with a process having access to both coverage information that maps the coverage area for each of a plurality of RFID-tag readers to physical locations within a given monitored facility and historical-read information for a population of RFID tags, and that uses that historical-read information and that coverage information to automatically determine the physical location of RFID tags. In particular, these teachings generally provide for accessing supplemental information regarding physical locations for at least some of those RFID tags and then comparing the automatically-determined physical location information with the supplemental information to thereby identify physical-location discrepancies. By one approach those physical-location discrepancies are used to adjust the automated process by which the automatically-determined physical location information is automatically determined to thereby improve accuracy of the automated process. | 09-18-2014 |
20140266615 | Method and Apparatus Pertaining to the Use of Statistics-Based RFID-Tag Information - A control circuit has access to coverage information that maps the coverage area for each of a plurality of RFID-tag readers to physical locations within a given monitored facility. The control circuit then uses those readers to read, over time, a population of RFID tags and to store historical-read information comprising corresponding RFID-system metrics along with tag-specific information and corresponding timestamps regarding when the reads occurred. The control circuit uses that historical-read information as corresponds to a given period of time and the aforementioned coverage information to determine sub-groups of the population of RFID tags and then uses the historical-read information to calculate at least one aggregated RFID-system metric on a sub-group level basis for at least some of the sub-groups. The control circuit can use the aggregated RFID-system metric to determine the location of a particular RFID tag by comparing that metric to read-based information regarding that RFID tag. | 09-18-2014 |
20140344116 | Retail Inventory Management Services Through Personal Mobile Devices - A system is disclosed for providing retailer controllable access to consolidated inventory management services through a retail worker's personal smartphone. The system—operable largely within and through the retailer's private computing network—comprises data nodes, an enterprise service bus, and a device application. Inventory-related data is kept in the data nodes, with access thereto from suitably provisioned personal mobile devices moderated by the enterprise service bus pursuant to policies and parameters defined by the retailer. Provisioning the personal mobile device involves installation thereon of the device application. The device application launches a user interface for accessing the data nodes through the enterprise service bus, thus enabling the use on the worker's personal mobile device of retailer-specific, job-related inventory management tools. | 11-20-2014 |
Jing Ouyang, Sharon, MA US
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20150191536 | Compositions, Kits, and Methods for the Diagnosis, Prognosis, Monitoring, Treatment and Modulation of Post-Transplant Lymphoproliferative Disorders and Hypoxia Associated Angiogenesis Disorders Using Galectin-1 - The present invention is based, in part, on the discovery that galectin-1 (Gal1) plays a role in viral-associated PTLD, e.g., EBV-associated PTLD and hypoxia associated angiogenesis disorders. Accordingly, the invention relates to compositions, kits, and method for diagnosing, prognosing, monitoring, treating and modulating viral-associated PTLD, e.g., EBV-associated PTLD and hypoxia associated angiogenesis disorders. | 07-09-2015 |
Jing Ouyang, Chestnut Hill, MA US
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20090176223 | Compositions, Kits, and Methods for the Diagnosis, Prognosis, and Monitoring of Immune Disorders Using Galectin-1 - The present invention is based, in part, on the discovery that galectin-1 (Gal1) plays a role in immune disorders, including Hodgkin lymphoma, anaplastic large cell lymphoma, or MLL | 07-09-2009 |
20130011409 | Compositions, Kits, and Methods for the Diagnosis, Prognosis, Monitoring, Treatment and Modulation of Post-Transplant Lymphoproliferative Disorders and Hypoxia Associated Angiogenesis Disorders Using Galectin-1 - The present invention is based, in part, on the discovery that galectin-1 (Gal1) plays a role in viral-associated PTLD, e.g., EBV-associated PTLD and hypoxia associated angiogenesis disorders. Accordingly, the invention relates to compositions, kits, and methods for diagnosing, prognosing, monitoring, treating and modulating viral-associated PTLD, e.g., EBV-associated PTLD and hypoxia associated angiogenesis disorders. | 01-10-2013 |
Jinsong Ouyang, Lexington, MA US
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20140334702 | SYSTEMS AND METHODS FOR MOTION CORRECTION IN POSITRON EMISSION TOMOGRAPHY IMAGING - Systems and methods for compensating motion artifacts in positron emission tomography (“PET”) imaging based on medical images acquired with a medical imaging system are provided. In some embodiments, the method includes acquiring PET data from a subject with a PET system during which at least a portion of the subject is undergoing motion, and providing medical images acquired from the subject using a medical imaging system, the medical images including regions depicting motion. The method also includes estimating, from the medical images, motion information associated with the motion of the at least a portion of the subject, and reconstructing a motion-corrected PET image using the PET data using a reconstruction algorithm that incorporates the motion information into a system matrix. | 11-13-2014 |
20160066874 | ATTENUATION CORRECTION OF POSITRON EMISSION TOMOGRAPHY DATA USING MAGNETIC RESONANCE IMAGES DEPICTING BONE DENSITY VARIATIONS - Systems and methods for performing attenuation correction on positron emission tomography (“PET”) data using images acquired with a magnetic resonance imaging (“MRI”) system are provided. Preferably, the magnetic resonance images are acquired using a pulse sequence that produces magnetic resonance signals from bone tissue that can be distinguished by variations in bone density. Images acquired in this manner can provide information about intra-subject and inter-subject variations in bone density, thereby resulting in more accurate attenuation correction in bone tissues. | 03-10-2016 |
20160073993 | SYSTEM AND METHOD FOR CORRECTING PET IMAGING DATA FOR MOTION USING MR IMAGING DATA AND TRACKING COILS - A system and method for generating motion-corrected positron emission tomography (PET) images is provided. A subject is prepared to be imaged by arranging a plurality of motion tracking coils about the subject. Each of the plurality of motion tracking coil includes a conductor extending through a plurality of loops to form a coil and includes a sample material. PET coincidence events are acquired concurrently with magnetic resonance (MR) data generated using the plurality of motion tracking coils with an MR system. Motion data is determined from the MR data and is incorporated in PET reconstruction or applied to PET images to generate motion corrected PET images. | 03-17-2016 |
Jiong Ouyang, Redmond, WA US
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20130086194 | SERVICE OUTAGE DETAILS IN AN ERROR MESSAGE - One or more techniques and/or systems are disclosed for providing a customized service error message to a user of a service. An error encountered during a user action related to the service may be compared to one or more identified service outages to determine if the error may be attributable to any of the service outages. If the error may be caused by one or more of the identified service outages, the customized service error message can be provided, where the customized service error message comprises information about one or more of the identified service outages that cover the error. The customized service error message may be displayed to the user so that the user knows that the error is server/service side (e.g., as opposed to an issue on the user's local device), a timeframe within which the error is expected to be resolved, etc. | 04-04-2013 |
Joan Ouyang, Redmond, WA US
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20130064110 | ACTIVITY-AND DEPENDENCY-BASED SERVICE QUALITY MONITORING - Many services measure quality of service (QoS) according to abstract metrics based on general heuristics of QoS determinants (e.g., VoIP service providers may presume that QoS is predominantly determined by network performance). However, users' QoS perceptions are often based on their experiences with particular activities of the service, which may utilize different service paths having different QoS determinants. Therefore, QoS may be measured by identifying the activities of the service, and the dependencies among the components of such services; for respective activities and dependencies, identifying a service path from the source to the user, and the segments comprising the service path; measuring the quality of the segments of the service path; and calculating the QoS of the activity according to the QoS of the segments of the service path providing the activity. This approach may yield QoS information of greater relevance to the users' experience and with greater analytic value. | 03-14-2013 |
Jun Ouyang, Bloomington, MN US
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20100067288 | MEMORY DEVICE STRUCTURES INCLUDING PHASE-CHANGE STORAGE CELLS - A conductive write line of a memory device includes a resistive heating portion for setting and resetting a phase-change material (PCM) storage cell of the device. A dielectric interface extends between the resistive heating portion of the write line and a side of the storage cell, and provides electrical insulation while allowing for thermal coupling between the resistive heating portion and the storage cell. A width of the resistive heating portion of the write line may be less than a width of the storage cell and/or may be less than a width of adjacent portions of the write line, between which the resistive heating portion extends. The side of the storage cell may define a channel of the storage cell through which the write line passes, such that the resistive heating portion is located within the channel. | 03-18-2010 |
Liang-Biao Ouyang, Bellaire, TX US
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20110022368 | SYSTEM AND METHOD FOR WELL PERFORMANCE OPTIMIZATION - A system, software program, and method to evaluate the performance of a well in a subsurface reservoir are disclosed. A new well module is used to evaluate new wells to be placed in fluid communication with the subsurface reservoir. An existing well module is used to evaluate existing wells that are in fluid communication with the subsurface reservoir. Wells can be evaluated to calculate performance characteristics, optimize performance, resolve any associated performance issues, or a combination thereof. A well screening module is used to quickly calculate properties of a well. A visual display is used to display outputs from the new well module, the existing well module, or the well screening module. | 01-27-2011 |
Min Ouyang, Kensington, MD US
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20120267605 | Methods for the Production of Nanoscale Heterostructures - The present invention is directed to a novel synthetic method for producing nanoscale heterostructures, and particularly nanoscale heterostructure particles, rods and sheets, that comprise a metal core and a monocrystalline semiconductor shell with substantial lattice mismatches between them. More specifically, the invention concerns the use of controlled soft acid-base coordination reactions between molecular complexes and colloidal nanostructures to drive the nanoscale monocrystalline growth of the semiconductor shell with a lattice structure incommensurate with that of the core. The invention also relates to more complex hybrid core-shell structures that exhibit azimuthal and radial nano-tailoring of structures. The invention is additionally directed to the use of such compositions in semiconductor devices. | 10-25-2012 |
Ming Ouyang, Roseville, MN US
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20080282890 | Air filtration media pack, filter element, air filtration media, and methods - An air filtration media pack is provided having a plurality of layers of single facer media. The layer of single facer media includes a fluted sheet, a facing sheet, and a plurality of flutes extending between the fluted sheet and the facing sheet and having a flute length extending from a first face of the filtration media pack to a second face of the filtration media pack. A first portion of the plurality of flutes are closed to unfiltered air flowing into the first portion of the plurality of flutes, and a second portion of the plurality of flutes are closed to unfiltered air from flowing out of the second portion of the plurality of flutes so that air passing into one of the first face and the second face of the media pack and out the other of the first face and the second face of the media pack passes through media to provide filtration of the air. The fluted sheet includes repeating internal peaks facing toward the facing sheet and repeating external peaks facing away from the facing sheet. In addition, the fluted sheet can include at least one ridge extending along at least 50% of the flute length between an internal peak and an adjacent external peak. Additional characterizations of an air filtration media pack, air filtration media, and methods of making and using are provided. | 11-20-2008 |
20090044702 | FILTER ELEMENT AND METHOD - A filter element having multiple formed layers of filtration media is disclosed. The media are layered so as to form a pore size gradient. The filter element is capable of removing both solid and liquid particulates from a moving fluid stream. The filter element has high strength and compressibility. The layers can be supported on a porous or perforate support to provide mechanical stability during filtering operations. The filtration media layers can be formed into various filter element forms such as panels, cartridges, inserts, and the like. | 02-19-2009 |
20090127211 | Filtration media pack, filter element, and methods - A filtration media pack is provided having a plurality of layers of single facer media. The layer of single facer media includes a fluted sheet, a facing sheet, and a plurality of flutes extending between the fluted sheet and the facing sheet and having a flute length extending from a first face of the filtration media pack to a second face of the filtration media pack. A first portion of the plurality of flutes are closed to unfiltered fluid flowing into the first portion of the plurality of flutes, and a second portion of the plurality of flutes are closed to unfiltered fluid flowing out of the second portion of the plurality of flutes so that fluid passing into one of the first face and the second face of the media pack and out the other of the first face and the second face of the media pack passes through media to provide filtration of the fluid. The filtration media pack can be provided with increased filtration media compared with commonly used z-media packs. Techniques for increasing the amount of filtration media available for filtration include increasing the flute density, reducing masking, adjusting flute width height ratio, increasing flute density, adjusting flute shape, and reducing plug length. Techniques for increasing performance while reducing initial pressure drop are also provided. A filter element containing the filtration media pack is provided, and the filter element includes a seal member extending around a periphery of the filtration media pack. A method for manufacturing a filtration media pack and a method for using a filtration media pack are provided. | 05-21-2009 |
20090211696 | Method and apparatus for forming fluted filtration media - A method form forming fluted filtration media is provided. The method includes forming fluted filtration media having a repeating pattern of flutes wherein at least one flute in the repeating pattern of flutes comprises at least one ridge in a flute period between adjacent same side peaks. The repeating pattern of flutes can comprise at least one flute having at least two ridges provided in a flute period between adjacent same side peaks. An apparatus for forming fluted filtration media is provided. | 08-27-2009 |
Ming Ouyang, Woodbury, MN US
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20110277431 | AIR FILTRATION MEDIA PACK, FILTER ELEMENT, AIR FILTRATION MEDIA, AND METHODS - An air filtration media pack is provided having a plurality of layers of single facer media. The layer of single facer media includes a fluted sheet, a facing sheet, and a plurality of flutes extending between the fluted sheet and the facing sheet and having a flute length extending from a first face of the filtration media pack to a second face of the filtration media pack. A first portion of the plurality of flutes are closed to unfiltered air flowing into the first portion of the plurality of flutes, and a second portion of the plurality of flutes are closed to unfiltered air from flowing out of the second portion of the plurality of flutes so that air passing into one of the first face and the second face of the media pack and out the other of the first face and the second face of the media pack passes through media to provide filtration of the air. The fluted sheet includes repeating internal peaks facing toward the facing sheet and repeating external peaks facing away from the facing sheet. In addition, the fluted sheet can include at least one ridge extending along at least 50% of the flute length between an internal peak and an adjacent external peak. Additional characterizations of an air filtration media pack, air filtration media, and methods of making and using are provided. | 11-17-2011 |
20120196733 | METHOD AND APPARATUS FOR FORMING FLUTED FILTRATION MEDIA HAVING TAPERED FLUTES - A method form forming fluted filtration media is provided. The method includes forming fluted filtration media having a repeating pattern of flutes wherein at least one flute in the repeating pattern of flutes comprises at least one ridge in a flute period between adjacent same side peaks, the flutes showing a tapered cross sectional area. | 08-02-2012 |
20130228077 | AIR FILTRATION MEDIA PACK, FILTER ELEMENT, AIR FILTRATION MEDIA, AND METHODS - An air filtration media pack is provided having a plurality of layers of single facer media. The layer of single facer media includes a fluted sheet, a facing sheet, and a plurality of flutes extending between the fluted sheet and the facing sheet and having a flute length extending from a first face of the filtration media pack to a second face of the filtration media pack. A first portion of the plurality of flutes are closed to unfiltered air flowing into the first portion of the plurality of flutes, and a second portion of the plurality of flutes are closed to unfiltered air from flowing out of the second portion of the plurality of flutes so that air passing into one of the first face and the second face of the media pack and out the other of the first face and the second face of the media pack passes through media to provide filtration of the air. The fluted sheet includes repeating internal peaks facing toward the facing sheet and repeating external peaks facing away from the facing sheet. In addition, the fluted sheet can include at least one ridge extending along at least 50% of the flute length between an internal peak and an adjacent external peak. Additional characterizations of an air filtration media pack, air filtration media, and methods of making and using are provided. | 09-05-2013 |
20140182251 | FILTRATION MEDIA PACK, FILTER ELEMENT, AND METHODS - A filtration media pack is provided having a plurality of layers of single facer media. The layer of single facer media includes a fluted sheet, a facing sheet, and a plurality of flutes extending between the fluted sheet and the facing sheet and having a flute length extending from a first face to a second face of the filtration media pack. A first portion of the plurality of flutes are closed to unfiltered fluid flowing into the first portion of the plurality of flutes, and a second portion of the plurality of flutes are closed to unfiltered fluid flowing out of the second portion of the plurality of flutes so that fluid passing into one of the first face and the second face of the media pack and out the other face of the media pack passes through media to provide filtration of the fluid. | 07-03-2014 |
20140325946 | AIR FILTRATION MEDIA PACK, FILTER ELEMENT, AIR FILTRATION MEDIA, AND METHODS - An air filtration media pack is provided having a plurality of layers of single facer media. The layer of single facer media includes a fluted sheet, a facing sheet, and a plurality of flutes extending between the fluted sheet and the facing sheet and having a flute length extending from a first face of the filtration media pack to a second face of the filtration media pack. A first portion of the plurality of flutes are closed to unfiltered air flowing into the first portion of the plurality of flutes, and a second portion of the plurality of flutes are closed to unfiltered air from flowing out of the second portion of the plurality of flutes so that air passing into one of the first face and the second face of the media pack and out the other of the first face and the second face of the media pack passes through media to provide filtration of the air. The fluted sheet includes repeating internal peaks facing toward the facing sheet and repeating external peaks facing away from the facing sheet. In addition, the fluted sheet can include at least one ridge extending along at least 50% of the flute length between an internal peak and an adjacent external peak. Additional characterizations of an air filtration media pack, air filtration media, and methods of making and using are provided. | 11-06-2014 |
Mingxing Ouyang, Urbana, IL US
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20100041087 | Detection of Specific Binding Reactions Using Magnetic Labels - The present invention is a novel biosensor composed of mOrange2 and mCherry fluorescent proteins operably linked via a linker, which provides a distinct color change upon separation of the fluorescent proteins. | 02-18-2010 |
20110171675 | FRET-BASED MEMBRANE-TYPE 1 MATRIX METALLOPROTEINASE BIOSENSOR AND METHODS FOR USING THE SAME - The present invention is a novel FRET-based biosensor composed of ECFP and YPet fluorescent proteins operably linked via a MT1-MMP recognition sequence for use in the detection of cancer cells in a biological sample. | 07-14-2011 |
Tianhe Ouyang, Superior, CO US
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20090302835 | APPARATUS AND METHOD FOR HOLDING A ROTATABLE EDDY-CURRENT MAGNETIC PROBE, AND FOR ROTATING THE PROBE AROUND A BOUNDARY - An RFEC excitation unit and sensor apparatus and method that facilitate detection of cracks or other anomalies within or under a surface and immediately next to an expected structure (such as a rivet) that would otherwise cause a signal change preventing detection of the cracks. In some embodiments, the apparatus includes actuators and control that move the apparatus and analyze sensed RFEC signals to determine the location of the rivet, and then to rotate (mechanically or electronically) the sensed signal and/or excitation signal to maintain a constant relationship to the edge of the rivet in order that signals from the rivet edge are suppressed and signals from the cracks are detected. In some embodiments, the excitation unit is maintained at the center of the rivet surface, and the sensor is moved around the rivet in a circle centered on the rivet. | 12-10-2009 |
Tianhong Ouyang, Chapel Hill, NC US
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20090064609 | Retrofit system for doors, windows and framed openings - By providing a plurality of supporting clips which are quickly and easily mounted to the existing molding of a doorway or window frame and are constructed for receiving and supportingly retaining elongated, longitudinally extending decorative panels which are formed from a wide variety of decorative and visually distinctive appearances, a retrofit decorative molding system is achieved which is capable of being quickly and easily installed to any desired existing frame assembly by any unskilled individual, without requiring the use of mitered corners, abutting junctures, nails, adhesives, and the like. In addition, corner forming elements are employed to complete the construction. Furthermore, disassembly or removal of the existing components is required. By employing the combination of the components of the present invention, any desired frame assembly can be quickly and easily retrofitted with a completely installed decorative molding system for enhancing the visual and aesthetic appeal of any room or building. | 03-12-2009 |
20090064613 | Seam cover system for crown molding installations - By providing a plurality of support brackets which are quickly and easily mounted to any desired surface and are constructed for receiving and supportingly retaining elongated, lineal crown molding strips, inside and outside corner seam covers, and lineal seam covers, each of which are formed from a wide variety of decorative and visually distinctive appearances, a cornice or crown molding system is achieved which is capable of being quickly and easily installed in any desired location by any unskilled individual, without requiring the use of mitered corners, abutting junctures, nails, adhesives, and the like. By employing a combination of the components of the present invention, any desired location can be quickly and easily decorated with a completely installed molding system for enhancing the visual and aesthetic appeal of any room or building. | 03-12-2009 |
Tianhong Ouyang, Cary, NC US
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20110319817 | AUTOMATIC-LOCKING SAFETY NEEDLE COVERS AND METHODS OF USE AND MANUFACTURE - A single-use needle cover configured to obscure, protect, or hide at least a portion of a needle from view before, during, and/or after an injection and/or aspiration procedure is disclosed. In some embodiments, the cover includes a housing at least partially containing the needle and configured to couple to a syringe, wherein the housing includes an axis and a guide member. In some embodiments, a sleeve has a plurality of tracks configured to slidingly receive the guide member, wherein the sleeve is configured to retract, extend, and rotate with respect to the housing. In some embodiments, after the sleeve has been retracted and extended one time, a first locking member inhibits further retraction of the sleeve and a second locking member inhibits rotation of the sleeve. | 12-29-2011 |
20120289930 | AUTOMATIC-LOCKING SAFETY NEEDLE COVERS AND METHODS OF USE AND MANUFACTURE - A single-use needle cover configured to obscure, protect, or hide at least a portion of a needle from view before, during, and/or after an injection and/or aspiration procedure is disclosed. In some embodiments, the cover includes a housing at least partially containing the needle and configured to couple to a syringe, wherein the housing includes an axis and a guide member. In some embodiments, a sleeve has a plurality of tracks configured to slidingly receive the guide member, wherein the sleeve is configured to retract, extend, and rotate with respect to the housing. In some embodiments, after the sleeve has been retracted and extended one time, a first locking member inhibits further retraction of the sleeve and a second locking member inhibits rotation of the sleeve. | 11-15-2012 |
20140364803 | AUTOMATIC-LOCKING SAFETY NEEDLE COVERS AND METHODS OF USE AND MANUFACTURE - A single-use needle cover configured to obscure, protect, or hide at least a portion of a needle from view before, during, and/or after an injection and/or aspiration procedure is disclosed. In some embodiments, the cover includes a housing at least partially containing the needle and configured to couple to a syringe, wherein the housing includes an axis and a guide member. In some embodiments, a sleeve has a plurality of tracks configured to slidingly receive the guide member, wherein the sleeve is configured to retract, extend, and rotate with respect to the housing. In some embodiments, after the sleeve has been retracted and extended one time, a first locking member inhibits further retraction of the sleeve and a second locking member inhibits rotation of the sleeve. | 12-11-2014 |
Tom Yu Ouyang, Cambridge, MA US
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20120141032 | SKETCH RECOGNITION SYSTEM - Handwriting interpretation tools, such as optical character recognition (OCR), have improved over the years such that OCR is a common tool in business for interpreting typed text and sometimes handwritten text. OCR does not apply well to non-text-only diagrams, such as chemical structure diagrams. A method according to an embodiment of the present invention of interpreting a human-drawn sketch includes determining a local metric indicating whether a candidate symbol belongs to a certain classification based on a set of features. The set of features includes, as a feature, scores generated from feature images of the candidate symbol. Also included is determining a joint metric of multiple candidate symbols based on their respective classifications and interpreting the sketch as a function of the local and joint metrics. Sketches can be chemical composition, biological composition, electrical schematic, mechanical, or any other science- or engineering-based diagrams for which human-drawn symbols have well-known counterparts. | 06-07-2012 |
20140205188 | Sketch Recognition System - Handwriting interpretation tools, such as optical character recognition (OCR), have improved over the years such that OCR is a common tool in business for interpreting typed text and sometimes handwritten text. OCR does not apply well to non-text-only diagrams, such as chemical structure diagrams. A method according to an embodiment of the present invention of interpreting a human-drawn sketch includes determining a local metric indicating whether a candidate symbol belongs to a certain classification based on a set of features. The set of features includes, as a feature, scores generated from feature images of the candidate symbol. Also included is determining a joint metric of multiple candidate symbols based on their respective classifications and interpreting the sketch as a function of the local and joint metrics. Sketches can be chemical composition, biological composition, electrical schematic, mechanical, or any other science- or engineering-based diagrams for which human-drawn symbols have well-known counterparts. | 07-24-2014 |
Wen Ouyang, Ann Arbor, MI US
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20110169369 | STATOR FOR AN ELECTRIC MACHINE - An electric machine having a stator surrounding a rotor with an air gap therebetween. The stator has slots in its inner margin for accommodating stator coil windings. Stator teeth defined by the slots have irregular shapes to modify a variable flux flow pattern in the air gap to reduce harmonic torque components with minimal effect on an average value of rotor torque. | 07-14-2011 |
Wen Ouyang, Apex, NC US
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20150318774 | PERMANENT MAGNET MACHINE WITH HYBRID CAGE AND METHODS FOR OPERATING SAME - A permanent magnet machine with a hybrid cage and methods for operating same are disclosed. According to one aspect, the subject matter described herein includes a rotor and hybrid cage for an electrical machine, the rotor comprising a rotor body having a central axis and including a plurality of permanent magnets positioned to create a plurality of rotor magnetic poles distributed around a peripheral surface of the rotor. The rotor also includes a hybrid cage that includes conductive loops around each of the rotor magnetic poles, where the conductive loops are controllable to form a closed circuit or an open circuit around each of the rotor magnetic poles. A closed circuit may be created when a magnetic field having a field strength or change of field strength that exceeds a threshold magnitude is present, such as during a fault condition, and an open circuit may be created when a magnetic field having a field strength or change of field strength that exceeds a threshold magnitude is not present, such as during normal operation. | 11-05-2015 |
Wenzhuo Ouyang, Princeton, NJ US
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20140204865 | Exploiting Hybrid-Channel Information For Downlink Multi-User Scheduling - A method for determining an optimal network utilization maximization in a communication system with wireless links in which current and coarse channel state information CSI is available from all users, along with a limited amount of fine CSI by way of a frame based entails a scheduling and feedback under which a virtual queue is associated with each user with virtual rates being determined at start of each frame and policy of each frame being determined by solving a decision process. | 07-24-2014 |
William Chieng Ouyang, New Albany, IN US
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20140127930 | PIVOTING LATCH FOR CABLE HOUSING - A plug housing preferably includes an upper housing and a lower housing defining a cavity and a latch portion arranged to be pivotable about the plug housing and including a pair of actuator beams. Respective ones of the pair of actuator beams are preferably arranged to be directly opposed to respective side surfaces of the plug housing. The latch portion is preferably arranged to be connected to the upper housing and the lower housing through a pair of projection portions or a pair of pivot holes arranged on opposite ones of the pair of actuator beams of the latch portion. The latch portion is preferably pivotable about the plug housing at a position corresponding to the pair of projection portions or the pair of pivot holes. The latch preferably includes a catch mechanism and a spring mechanism connected to a forward plate without contacting the pair of actuator beams. | 05-08-2014 |
20140363991 | ULTRA LOW-PROFILE CONNECTORS - A connector system includes a first connector including first contacts arranged around a pass-through hole or a recess, the first connector being configured to be located in a cut-out of a first substrate such that the first contacts are connected to the first substrate, and a second connector including second contacts arranged around a beam, the second connector configured to be connected to a second substrate such that the second contacts are connected to the second substrate. The pass-through hole or the recess extends in a mating direction of the first connector and the second connector, and the beam of the second connector is configured to extend into the pass-through hole or the recess of the first connector when the first connector and the second connector are mated such that the first contacts engage with respective ones of the second contacts. | 12-11-2014 |
20150146400 | TWO-PIECE UNMATE-ASSIST STANDOFF - A connector system includes a first substrate, a second substrate, and a standoff arranged between the first substrate and the second substrate. The standoff includes a first part with an external threading and a second part with an internal threading configured to engage with the external threading of the first part. The first part is configured to engage with the first substrate, the second part is configured to engage with the second substrate, and the external threading of the first part and the internal threading of the second part are configured such that the first part and the second part are configured to be unscrewed from each other to cause the distance between the first and second substrates to increase. | 05-28-2015 |
20150244088 | ELECTRICAL CONTACTS, FUSIBLE MEMBERS, AND METHODS OF ATTACHING ELECTRICAL CONTACTS TO SUBSTRATES - A contact includes a body section, a tail section arranged at a lower portion of the body section, a peg extending from the tail section such that the peg projects from a front surface of the contact, and a fusible member attached to the contact such that the peg protrudes into the fusible member. A lower portion of the fusible member is offset from a main portion of the fusible member. | 08-27-2015 |
20160104956 | CABLE ASSEMBLY - A connector includes a connector body including a hole, a contact disposed in the hole and arranged such that, when the connector is connected to a substrate, the contact is connected to a corresponding electrical pad on the substrate, a conductive elastomeric interface arranged such that, when the connector is connected to the substrate, the conductive elastomeric interface is between the connector body and the substrate, and a cable connected to the contact. The contact includes a ground ferrule and a locking ferrule arranged to mate with the hole, and the hole of the connector body and the locking ferrule are at least partially threaded. When the connector is connected to the substrate and when the locking ferrule is threaded with the hole, the ground ferrule contacts at least one of the conductive elastomeric interface and the upper surface of the substrate. | 04-14-2016 |
Xiangyong Ouyang, Columbus, OH US
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20110296133 | APPARATUS, SYSTEM, AND METHOD FOR CONDITIONAL AND ATOMIC STORAGE OPERATIONS - An apparatus, system, and method are disclosed for implementing conditional storage operations. Storage clients access and allocate portions of an address space of a non-volatile storage device. A conditional storage request is provided, which causes data to be stored to the non-volatile storage device on the condition that the address space of the device can satisfy the entire request. If only a portion of the request can be satisfied, the conditional storage request may be deferred or fail. An atomic storage request is provided, which may comprise one or more storage operations. The atomic storage request succeeds if all of the one or more storage operations are complete successfully. If one or more of the storage operations fails, the atomic storage request is invalidated, which may comprise deallocating logical identifiers of the request and/or invalidating data on the non-volatile storage device pertaining to the request. | 12-01-2011 |
20120030408 | APPARATUS, SYSTEM, AND METHOD FOR ATOMIC STORAGE OPERATIONS - A virtual storage layer (VSL) for a non-volatile storage device presents a logical address space of a non-volatile storage device to storage clients. Storage metadata assigns logical identifiers in the logical address space to physical storage locations on the non-volatile storage device. Data is stored on the non-volatile storage device in a sequential log-based format. Data on the non-volatile storage device comprises an event log of the storage operations performed on the non-volatile storage device. The VSL presents an interface for requesting atomic storage operations. Previous versions of data overwritten by the atomic storage device are maintained until the atomic storage operation is successfully completed. Data pertaining to a failed atomic storage operation may be identified using a persistent metadata flag stored with the data on the non-volatile storage device. Data pertaining to failed or incomplete atomic storage requests may be invalidated and removed from the non-volatile storage device. | 02-02-2012 |
20140101376 | APPARATUS, SYSTEM, AND METHOD FOR CONDITIONAL AND ATOMIC STORAGE OPERATIONS - An apparatus, system, and method are disclosed for implementing conditional storage operations. Storage clients access and allocate portions of an address space of a non-volatile storage device. A conditional storage request is provided, which causes data to be stored to the non-volatile storage device on the condition that the address space of the device can satisfy the entire request. If only a portion of the request can be satisfied, the conditional storage request may be deferred or fail. An atomic storage request is provided, which may comprise one or more storage operations. The atomic storage request succeeds if all of the one or more storage operations are complete successfully. If one or more of the storage operations fails, the atomic storage request is invalidated, which may comprise deallocating logical identifiers of the request and/or invalidating data on the non-volatile storage device pertaining to the request. | 04-10-2014 |
20140189216 | APPARATUS, SYSTEM, AND METHOD FOR CONDITIONAL AND ATOMIC STORAGE OPERATIONS - An apparatus, system, and method are disclosed for implementing conditional storage operations. Storage clients access and allocate portions of an address space of a non-volatile storage device. A conditional storage request is provided, which causes data to be stored to the non-volatile storage device on the condition that the address space of the device can satisfy the entire request. If only a portion of the request can be satisfied, the conditional storage request may be deferred or fail. An atomic storage request is provided, which may comprise one or more storage operations. The atomic storage request succeeds if all of the one or more storage operations are complete successfully. If one or more of the storage operations fails, the atomic storage request is invalidated, which may comprise deallocating logical identifiers of the request and/or invalidating data on the non-volatile storage device pertaining to the request. | 07-03-2014 |
20140237159 | APPARATUS, SYSTEM, AND METHOD FOR ATOMIC STORAGE OPERATIONS - A virtual storage layer (VSL) for a non-volatile storage device presents a logical address space of a non-volatile storage device to storage clients. Storage metadata assigns logical identifiers in the logical address space to physical storage locations on the non-volatile storage device. Data is stored on the non-volatile storage device in a sequential log-based format. Data on the non-volatile storage device comprises an event log of the storage operations performed on the non-volatile storage device. The VSL presents an interface for requesting atomic storage operations. Previous versions of data overwritten by the atomic storage device are maintained until the atomic storage operation is successfully completed. Data pertaining to a failed atomic storage operation may be identified using a persistent metadata flag stored with the data on the non-volatile storage device. Data pertaining to failed or incomplete atomic storage requests may be invalidated and removed from the non-volatile storage device. | 08-21-2014 |
20150212936 | APPARATUS, SYSTEMS, AND METHODS FOR NAMELESS WRITES - An apparatus, system, and method are disclosed for implementing nameless storage operations. Storage clients can access and allocate portions of an address space of a non-volatile storage device to a nameless storage request. The methods include receiving from a storage client, a nameless storage request configured for storing data in an unspecified, available address of a logical block address of a non-volatile storage device, determining whether there exists enough logical capacity in the logical address space to satisfy the nameless storage request, allocating a logical identifier to the nameless storage request, and sending the allocated logical identifier to the storage client. Other embodiments are described. | 07-30-2015 |
Xun Ouyang, Bend, OR US
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20100055518 | HYDROGEN-PRODUCING ASSEMBLIES, FUEL CELL SYSTEMS INCLUDING THE SAME, METHODS OF PRODUCING HYDROGEN GAS, AND METHODS OF POWERING AN ENERGY-CONSUMING DEVICE - Hydrogen-producing assemblies, fuel cell systems including the same, methods of producing hydrogen gas, and methods of powering an energy-consuming device. Hydrogen-producing assemblies may include a monolithic body that defines at least a reforming conduit, in which a feed stream is catalyzed into a reformate gas stream containing hydrogen gas, and a burner conduit, in which a fuel-air stream is combusted. The monolithic body is constructed to conduct heat generated by the exothermic reaction of the combustion from the burner conduit to the reformer conduit. In some hydrogen-producing assemblies, the monolithic body further defines a vaporizer conduit, in which liquid portions of the feed stream are vaporized prior to being delivered to the reformer conduit. In such embodiments, the monolithic body is constructed to conduct heat from the burner conduit to the vaporizer conduit. Hydrogen-producing assemblies may be incorporated into a fuel cell system that is configured to power an energy-consuming device. | 03-04-2010 |
20110136027 | FUEL PROCESSING SYSTEMS WITH THERMALLY INTEGRATED COMPONENTRY - Hydrogen-producing assemblies, fuel cell systems including the same, methods of producing hydrogen gas, and methods of powering an energy-consuming device. Hydrogen-producing assemblies may include a monolithic body that defines at least a reforming conduit, and in some embodiments a plurality of reforming conduits, in which a feed stream is catalyzed into a reformate gas stream containing hydrogen gas, and a burner conduit, in which a fuel-air stream is combusted. The monolithic body is constructed to conduct heat generated by the exothermic reaction of the combustion from the burner conduit to the reformer conduit. In some hydrogen-producing assemblies, the monolithic body further defines a vaporizing conduit, in which liquid portions of the feed stream are vaporized prior to being delivered to the reformer conduit, and the monolithic body may be constructed to conduct heat from the burner conduit to the vaporizing conduit. | 06-09-2011 |
20120208099 | SYSTEMS AND METHODS FOR ACTIVELY CONTROLLING STEAM-TO-CARBON RATIO IN HYDROGEN-PRODUCING FUEL PROCESSING SYSTEMS - The present disclosure is directed to systems and methods for actively controlling the steam-to-carbon ratio in hydrogen-producing fuel processing systems that include a feedstock delivery system. The feedstock delivery system supplies a combined feedstock stream including steam and carbon-containing feedstock to a hydrogen-producing region, which produces a mixed gas stream including hydrogen gas as a majority component therefrom. The systems and methods may include measuring a thermodynamic property of a steam stream, a carbon-containing feedstock stream, and/or the combined feedstock stream and controlling the flow rate and/or pressure of a water stream, the steam stream, and/or the carbon-containing feedstock stream based on a desired steam-to-carbon ratio in the combined feedstock stream and/or a desired flow rate of the mixed gas stream and may include feedforward and/or feedback control strategies. | 08-16-2012 |
Yannan Ouyang, Memphis, TN US
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20150343170 | FLUSHABLE CATHETER AFFIXED TO A WASH LINE ACTIVATED BY A MICROFLUIDIC PRESSURE SWITCH - This invention relates to systems for delivering medical devices, as well as related systems and methods. The invention also relates to methods of prevention and treatment of biofilm related contamination of systems or devices for medication delivery and methods of treating medical devices, such as catheters, to prevent infection from said device. | 12-03-2015 |
Ye Ouyang, Basking Ridge, NJ US
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20150287059 | FORECASTING DEVICE RETURN RATE - Systems and methods for forecasting device return rates are disclosed. Some implementations include identifying correlations between device return cause codes and corresponding device return rates for one or more devices, computing, based on the identified correlations, correlation indexes for each of the device return cause codes, ranking the computed correlation indexes associated with each of the device return cause codes, selecting, a subset of device return cause codes, determining a relationship between the selected subset of the return cause codes and corresponding device return rates, mapping one or more measured key performance indicators (KPIs) of a particular device to return cause codes of the device, and estimating a device return rate for the particular device based on the mapped KPIs and the determined relationship. | 10-08-2015 |
20150288465 | EVALUATING DEVICE QUALITY - Systems and methods for evaluating device quality are disclosed. Some implementations include receiving, operational parameters for a mobile device, where the operational parameters include data related to service disturbances in a plurality of areas of operational performance of the mobile device, computing, for each dimension of a plurality of dimensions, a curve indicative of a relationship between a device quality index (DQI) and operational parameters of the mobile device, where each dimension corresponds to a particular area of operational performance of the mobile device, identifying cliff points in each dimension of a multi-dimensional surface fitted to each computed curve, where each cliff point corresponds to a reduction in a user's quality of experience in a particular area of operational performance, and projecting the identified cliff points in each dimension of the multi-dimensional surface to determine a horizontal space in the multi-dimensional surface corresponding to a region of acceptable DQIs. | 10-08-2015 |
20150289146 | ANALYZING AND FORECASTING NETWORK TRAFFIC - Systems and methods for analyzing and forecasting network traffic are disclosed. In some implementations, multiple points are received. Each point represents a time value and a network traffic value. For each point in the multiple points, the network traffic value is decomposable into a trend component, a seasonality component, a burst component, and a random error component. A trend equation is generated for calculating the trend component based on the time value. A seasonality equation is generated for calculating the seasonality component based on the time value. A burst equation is generated for calculating the burst component based on the time value. A random error equation is generated for calculating the random error component. A network traffic equation is generated for calculating the network traffic value based on the time value by combining the trend equation, the seasonality equation, the burst equation, and the random error equation. | 10-08-2015 |
20150289149 | ESTIMATING LONG TERM EVOLUTION NETWORK CAPACITY AND PERFORMANCE - Systems and methods for estimating network capacity or performance are disclosed. In some implementations, a target network resource is selected for evaluation. Key performance indicators for computing a target network resource value for the target network resource are determined. The determined key performance indicators are filtered out of a set of key performance indicators. A data set is gathered. The data set comprises multiple points. Each point indicates a key performance indicator value for at least one of the determined key performance indicators and the target network resource value. A calculation module is trained to calculate the selected target network resource value based on key performance indicator values included in the gathered data set. The calculation module is tested using a testing data set. The testing data set has a same probability distribution of key performance indicator values and target network resource values as the gathered data set. | 10-08-2015 |
Yiwen Ouyang, Charlottesville, VA US
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20150093838 | MICROFLUIDIC VALVE SYSTEMS - A microfluidic device having a chip defining fluid channels and having toner patches printed within the channels. The toner patches are printed with hydrophobic toner to apply inertial pressure to fluids travelling through the channels. The density of hydrophobic toner and the dimensions of the toner patch can be varied to alter the inertial pressure applied to the fluid. The chip can be rotated about a rotational axis to apply external pressure to fluids sufficient to overcome the inertial pressure created by the toner patch to push fluid past the toner patch. The rotational speed of the chip can be varied to facilitate movement of fluid through the channels and to push fluid past the hydrophobic toner patches. | 04-02-2015 |
Yong Jie Ouyang, Chicago, IL US
Patent application number | Description | Published |
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20120135876 | HIGH-THROUGHPUT ASSAY METHODS AND ARTICLES - An assay device and method of use thereof, include a multiwell chip and a microarray slide printed with capture molecules. The chip contains shallow wells for holding liquid samples and, optionally, shoulders for receiving the slide. The slide, when placed on the chip, can contact the top of the liquid sample and draw the liquid sample upwards onto the capture molecules. The microarray slide and multiwell chip are capable of forming a closed incubation chamber preventing outside contamination and liquid evaporation. Patterning of the slide can be carried out by direct write lithography or nanolithography, including DPN printing. Small liquid volumes can be used. | 05-31-2012 |
Yu Ouyang, Cambridge, MA US
Patent application number | Description | Published |
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20130074014 | COLLABORATIVE GESTURE-BASED INPUT LANGUAGE - In one example, a method includes receiving, by a server, data representative of a group of gestures detected by the plurality of computing devices and data representative of one or more shortcuts associated with the group of gestures from a plurality of computing devices, wherein each shortcut corresponds to an action performed by at least one of the computing devices. The method may further include aggregating, by the server, the data representative of the gestures and the data representative of the associated shortcuts received from the plurality of computing devices based at least in part on detected similarities between at least one of 1) the group of gestures and 2) the associated shortcuts, and defining, by the server, a gesture-shortcut language based at least in part on the aggregated data. | 03-21-2013 |
Zheng Ouyang, West Lafayette, IN US
Patent application number | Description | Published |
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20090011953 | Methods and apparatuses for preparing a surface to have catalytic activity - The invention provides methods and apparatuses that utilize mass spectrometry for preparation of a surface to have catalytic activity through molecular soft-landing of mass selected ions. Mass spectrometry is used to generate combinations of atoms in a particular geometrical arrangement, and ion soft-landing selects this molecular entity or combination of entities and gently deposits the entity or combination intact onto a surface. | 01-08-2009 |
20090261247 | Linear Ion Trap with Four Planar Electrodes - A rectilinear ion trap includes a first pair of spaced planar RF electrodes, mounted in parallel and a second pair of spaced planar electrodes, mounted in parallel and orthogonal to the first pair of electrodes. The configuration of the pairs of electrodes define an axial direction and a radial direction. The trap further includes an RF source that applies an RF voltage to at least one of the pairs of RF electrodes to generate RF fields to trap ions in the axial and radial directions. | 10-22-2009 |
20100301209 | DISCONTINUOUS ATMOSPHERIC PRESSURE INTERFACE - A method of interfacing atmospheric pressure ion sources, including electrospray and desorption electrospray ionization sources, to mass spectrometers, for example miniature mass spectrometers, in which the ionized sample is discontinuously introduced into the mass spectrometer. Discontinuous introduction improves the match between the pumping capacity of the instrument and the volume of atmospheric pressure gas that contains the ionized sample. The reduced duty cycle of sample introduction is offset by operation of the mass spectrometer under higher performance conditions and by ion accumulation at atmospheric pressure. | 12-02-2010 |
20110042560 | LOW TEMPERATURE PLASMA PROBE AND METHODS OF USE THEREOF - The present invention generally relates to a low temperature plasma probe for desorbing and ionizing at least one analyte in a sample material and methods of use thereof. In one embodiment, the invention generally relates to a low temperature plasma probe including: a housing having a discharge gas inlet port, a probe tip, two electrodes, and a dielectric barrier, in which the two electrodes are separated by the dielectric barrier, in which application of voltage from a power supply generates a low temperature plasma, and in which the low temperature plasma is propelled out of the discharge region by the electric field and/or the discharge gas flow. | 02-24-2011 |
20110108725 | NON-DESTRUCTIVE, HIGH ORDER HARMONIC ION MOTION IMAGE CURRENT DETECTION - The invention herein generally relates to non-destructive, high order harmonic ion motion image current detection. In certain embodiments, ion motion corresponding to high order harmonic frequencies, instead of the secular frequencies, is detected using image current detection with a constant excitation applied to the waveform signal. | 05-12-2011 |
20110240844 | SYSTEMS AND METHODS FOR TRANSFER OF IONS FOR ANALYSIS - The invention generally relates to systems and methods for transferring ions for analysis. In certain embodiments, the invention provides a system for analyzing a sample including an ionizing source for converting molecules of a sample into gas phase ions in a region at about atmospheric pressure, an ion analysis device, and an ion transfer member operably coupled to a gas flow generating device, in which the gas flow generating device produces a laminar gas flow that transfers the gas phase ions through the ion transfer member to an inlet of the ion analysis device. | 10-06-2011 |
20120119079 | ION GENERATION USING WETTED POROUS MATERIAL - The invention generally relates to systems and methods for mass spectrometry analysis of samples. In certain embodiments, the invention provides a mass spectrometry probe including at least one porous material connected to a high voltage source, in which the porous material is discrete from a flow of solvent. | 05-17-2012 |
20120312979 | ENCLOSED DESORPTION ELECTROSPRAY IONIZATION PROBES AND METHOD OF USE THEREOF - The invention generally relates to enclosed desorption electrospray ionization probes, systems, and methods. In certain embodiments, the invention provides a source of DESI-active spray, in which a distal portion of the source is enclosed within a transfer member such that the DESI-active spray is produced within the transfer member. | 12-13-2012 |
20130105683 | DISCONTINUOUS ATMOSPHERIC PRESSURE INTERFACE | 05-02-2013 |
20130112017 | ION GENERATION USING WETTED POROUS MATERIAL - The invention generally relates to systems and methods for mass spectrometry analysis of samples. In certain embodiments, the invention provides a mass spectrometry probe including at least one porous material connected to a high voltage source, in which the porous material is discrete from a flow of solvent. | 05-09-2013 |
20130112866 | ION GENERATION USING WETTED POROUS MATERIAL - The invention generally relates to systems and methods for mass spectrometry analysis of samples. In certain embodiments, the invention provides a mass spectrometry probe including at least one porous material connected to a high voltage source, in which the porous material is discrete from a flow of solvent. | 05-09-2013 |
20130112867 | ION GENERATION USING WETTED POROUS MATERIAL - The invention generally relates to systems and methods for mass spectrometry analysis of samples. In certain embodiments, the invention provides a mass spectrometry probe including at least one porous material connected to a high voltage source, in which the porous material is discrete from a flow of solvent. | 05-09-2013 |
20130126723 | SYSTEMS AND METHODS FOR TRANSFER OF IONS FOR ANALYSIS - The invention generally relates to systems and methods for transferring ions for analysis. In certain embodiments, the invention provides a system for analyzing a sample including an ionizing source for converting molecules of a sample into gas phase ions in a region at about atmospheric pressure, an ion analysis device, and an ion transfer member operably coupled to a gas flow generating device, in which the gas flow generating device produces a laminar gas flow that transfers the gas phase ions through the ion transfer member to an inlet of the ion analysis device. | 05-23-2013 |
20130146759 | SYSTEMS AND METHODS FOR SAMPLE ANALYSIS - The invention generally relates to improved sensitivity and flexibility for mass spectrometers with limited pumping capacity, particularly mass spectrometers that are coupled with a Discontinuous Atmospheric Pressure Interface (DAPI). | 06-13-2013 |
20130181010 | SAMPLE DISPENSER INCLUDING AN INTERNAL STANDARD AND METHODS OF USE THEREOF - The invention generally relates to a sample dispenser including an internal standard and methods of use thereof. | 07-18-2013 |
20130292564 | SYSTEMS AND METHODS FOR TRANSFER OF IONS FOR ANALYSIS - The invention generally relates to systems and methods for transferring ions for analysis. In certain embodiments, the invention provides a system for analyzing a sample including an ionizing source for converting molecules of a sample into gas phase ions in a region at about atmospheric pressure, an ion analysis device, and an ion transfer member operably coupled to a gas flow generating device, in which the gas flow generating device produces a laminar gas flow that transfers the gas phase ions through the ion transfer member to an inlet of the ion analysis device. | 11-07-2013 |
20130330714 | MASS SPECTROMETRY ANALYSIS OF MICROORGANISMS IN SAMPLES - The invention generally relates to systems and methods for mass spectrometry analysis of microorganisms in samples. | 12-12-2013 |
20130344610 | SYSTEMS AND METHODS FOR SAMPLE ANALYSIS - The invention generally relates to systems and methods for sample analysis. In certain embodiments, the invention provides a system for analyzing a sample that includes a probe including a material connected to a high voltage source, a device for generating a heated gas, and a mass analyzer. | 12-26-2013 |
20140008529 | ION GENERATION USING WETTED POROUS MATERIAL - The invention generally relates to systems and methods for mass spectrometry analysis of samples. In certain embodiments, the invention provides a mass spectrometry probe including at least one porous material connected to a high voltage source, in which the porous material is discrete from a flow of solvent. | 01-09-2014 |
20140008532 | ION GENERATION USING WETTED POROUS MATERIAL - The invention generally relates to systems and methods for mass spectrometry analysis of samples. In certain embodiments, the invention provides a mass spectrometry probe including at least one porous material connected to a high voltage source, in which the porous material is discrete from a flow of solvent. | 01-09-2014 |
20140048697 | ION GENERATION USING WETTED POROUS MATERIAL - The invention generally relates to systems and methods for mass spectrometry analysis of microorganisms in samples. | 02-20-2014 |
20140138540 | SYSTEMS AND METHODS FOR ANALYZING A SAMPLE - The invention generally relates to systems and methods for sample analysis. In certain embodiments, the invention provides systems for analyzing a sample that include an electric source, a vacuum chamber including a conducting member, in which the conducting member is coupled to the electric source, a sample introduction member coupled to the vacuum chamber, and a mass analyzer. The system is configured such that a distal end of the sample introduction member resides within the vacuum chamber and proximate the conducting member, such that an electrical discharge may be produced between the sample introduction member and the conducting member. A neutral gas that has been introduced into the vacuum chamber interacts with the generated discharge, producing ions within the vacuum chamber that are subsequently transferred into the mass analyzer in the vacuum chamber. | 05-22-2014 |
20140141466 | ION GENERATION USING WETTED POROUS MATERIAL - The invention generally relates to systems and methods for mass spectrometry analysis of microorganisms in samples. | 05-22-2014 |
20140158882 | SYSTEMS AND METHODS FOR TRANSFER OF IONS FOR ANALYSIS - The invention generally relates to systems and methods for transferring ions for analysis. In certain embodiments, the invention provides a system for analyzing a sample including an ionizing source for converting molecules of a sample into gas phase ions in a region at about atmospheric pressure, an ion analysis device, and an ion transfer member operably coupled to a gas flow generating device, in which the gas flow generating device produces a laminar gas flow that transfers the gas phase ions through the ion transfer member to an inlet of the ion analysis device. | 06-12-2014 |
20140183351 | ION GENERATION USING MODIFIED WETTED POROUS MATERIALS - The invention generally relates to ion generation using modified wetted porous materials. In certain aspects, the invention generally relates to systems and methods for ion generation using a wetted porous substrate that substantially prevents diffusion of sample into the substrate. In other aspects, the invention generally relate to ion generation using a wetted porous material and a drying agent. In other aspects, the invention generally relates to ion generation using a modified wetted porous substrate in which at least a portion of the porous substrate includes a material that modifies an interaction between a sample and the substrate. | 07-03-2014 |
20140231643 | DISCONTINUOUS ATMOSPHERIC PRESSURE INTERFACE - A method of interfacing atmospheric pressure ion sources, including electrospray and desorption electrospray ionization sources, to mass spectrometers, for example miniature mass spectrometers, in which the ionized sample is discontinuously introduced into the mass spectrometer. Discontinuous introduction improves the match between the pumping capacity of the instrument and the volume of atmospheric pressure gas that contains the ionized sample. The reduced duty cycle of sample introduction is offset by operation of the mass spectrometer under higher performance conditions and by ion accumulation at atmospheric pressure. | 08-21-2014 |
20140299764 | LOW TEMPERATURE PLASMA PROBE AND METHODS OF USE THEREOF - The present invention generally relates to a low temperature plasma probe for desorbing and ionizing at least one analyte in a sample material and methods of use thereof. In one embodiment, the invention generally relates to a low temperature plasma probe including: a housing having a discharge gas inlet port, a probe tip, two electrodes, and a dielectric barrier, in which the two electrodes are separated by the dielectric barrier, in which application of voltage from a power supply generates a low temperature plasma, and in which the low temperature plasma is propelled out of the discharge region by the electric field and/or the discharge gas flow. | 10-09-2014 |
20150014525 | SYSTEMS AND METHODS FOR TRANSFER OF IONS FOR ANALYSIS - The invention generally relates to systems and methods for transferring ions for analysis. In certain embodiments, the invention provides a system for analyzing a sample including an ionizing source for converting molecules of a sample into gas phase ions in a region at about atmospheric pressure, an ion analysis device, and an ion transfer member operably coupled to a gas flow generating device, in which the gas flow generating device produces a laminar gas flow that transfers the gas phase ions through the ion transfer member to an inlet of the ion analysis device. | 01-15-2015 |
20150017712 | MASS SPECTROMETRY ANALYSIS OF MICROORGANISMS IN SAMPLES - The invention generally relates to systems and methods for mass spectrometry analysis of microorganisms in samples. | 01-15-2015 |
20150034818 | DISCONTINUOUS ATMOSPHERIC PRESSURE INTERFACE - A method of interfacing atmospheric pressure ion sources, including electrospray and desorption electrospray ionization sources, to mass spectrometers, for example miniature mass spectrometers, in which the ionized sample is discontinuously introduced into the mass spectrometer. Discontinuous introduction improves the match between the pumping capacity of the instrument and the volume of atmospheric pressure gas that contains the ionized sample. The reduced duty cycle of sample introduction is offset by operation of the mass spectrometer under higher performance conditions and by ion accumulation at atmospheric pressure. | 02-05-2015 |
20150041638 | ION GENERATION USING MODIFIED WETTED POROUS MATERIALS - The invention generally relates to ion generation using modified wetted porous materials. In certain aspects, the invention generally relates to systems and methods for ion generation using a wetted porous substrate that substantially prevents diffusion of sample into the substrate. In other aspects, the invention generally relate to ion generation using a wetted porous material and a drying agent. In other aspects, the invention generally relates to ion generation using a modified wetted porous substrate in which at least a portion of the porous substrate includes a material that modifies an interaction between a sample and the substrate. | 02-12-2015 |
20150102218 | SYSTEMS AND METHODS FOR SAMPLE ANALYSIS - The invention generally relates to systems and methods for sample analysis. In certain embodiments, the invention provides a system for analyzing a sample that includes a probe including a material connected to a high voltage source, a device for generating a heated gas, and a mass analyzer. | 04-16-2015 |
20150108346 | SYSTEMS AND METHODS FOR ANALYZING A SAMPLE - The invention generally relates to systems and methods for sample analysis. In certain embodiments, the invention provides systems for analyzing a sample that include an electric source, a vacuum chamber including a conducting member, in which the conducting member is coupled to the electric source, a sample introduction member coupled to the vacuum chamber, and a mass analyzer. The system is configured such that a distal end of the sample introduction member resides within the vacuum chamber and proximate the conducting member, such that an electrical discharge may be produced between the sample introduction member and the conducting member. A neutral gas that has been introduced into the vacuum chamber interacts with the generated discharge, producing ions within the vacuum chamber that are subsequently transferred into the mass analyzer in the vacuum chamber. | 04-23-2015 |
20150122987 | ION GENERATION USING WETTED POROUS MATERIAL - The invention generally relates to systems and methods for mass spectrometry analysis of samples. In certain embodiments, the invention provides a mass spectrometry probe including at least one porous material connected to a high voltage source, in which the porous material is discrete from a flow of solvent. | 05-07-2015 |
20150147776 | MASS SPECTROMETRY ANALYSIS OF MICROORGANISMS IN SAMPLES - The invention generally relates to systems and methods for mass spectrometry analysis of microorganisms in samples. | 05-28-2015 |
20150230738 | ENCLOSED DESORPTION ELECTROSPRAY IONIZATION PROBES AND METHOD OF USE THEREOF - The invention generally relates to enclosed desorption electrospray ionization probes, systems, and methods. In certain embodiments, the invention provides a source of DESI-active spray, in which a distal portion of the source is enclosed within a transfer member such that the DESI-active spray is produced within the transfer member. | 08-20-2015 |
20150262803 | SYSTEMS AND METHODS FOR TRANSFER OF IONS FOR ANALYSIS - The invention generally relates to systems and methods for transferring ions for analysis. In certain embodiments, the invention provides a system for analyzing a sample including an ionizing source for converting molecules of a sample into gas phase ions in a region at about atmospheric pressure, an ion analysis device, and an ion transfer member operably coupled to a gas flow generating device, in which the gas flow generating device produces a laminar gas flow that transfers the gas phase ions through the ion transfer member to an inlet of the ion analysis device. | 09-17-2015 |
20150325423 | SYSTEMS AND METHODS FOR ANALYZING AN EXTRACTED SAMPLE - The invention generally relates to systems for analyzing a sample and methods of use thereof. In certain aspects, the invention provides systems that include an ionization probe and a mass analyzer. The probe includes a hollow body that has a distal tip. The probe also includes a substrate that is at least partially disposed within the body and positioned prior to the distal tip so that sample extracted from the substrate flows into the body prior to exiting the distal tip. The probe also includes an electrode that operably interacts with sample extracted from the substrate. | 11-12-2015 |
20160086781 | RARE EVENT DETECTION USING MASS TAGS - The invention generally relates to methods for rare event detection using mass tags. In certain embodiments, the invention provides methods for detecting a target analyte in a sample that involve conducting an assay that specifically associates a mass tag with a target analyte in a sample, generating ions of the mass tag, and analyzing the generated ions of the mass tag, thereby detecting the target analyte from the sample. | 03-24-2016 |
Zheng Ouyang, West Layfayette, IN US
Patent application number | Description | Published |
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20080227657 | System and method for the preparation of arrays of biological or other molecules - A method of separating species in a mixture of molecules, particles or atoms and collecting the separated species is described. The method comprises the steps of converting by ionization the species in the mixture to gas phase ions, separating the gas phase ions according to their mass charge ratio and/or mobility and collecting the separated ions. The system includes ionizing means such as electrospray to form the gas phase ions. The gas phase ions are separated by filtering, or in time or in space and soft-landed for collection such as on a surface. | 09-18-2008 |
Zhong Ouyang, Glastonbury, CT US
Patent application number | Description | Published |
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20120025079 | INFRARED LED SOURCE FOR THERMAL IMAGING - A thermal imager has a sensor, a controller, and a flash source. The flash source is an array of IR LEDs. The thermal imager generates a thermal image of a work piece by generating an IR pulse, and sensing the IR radiation from the part. | 02-02-2012 |
20150369596 | FLASH THERMOGRAPHY DOUBLE WALL THICKNESS MEASUREMENT - A method of determining the thickness of an internal wall in a gas turbine engine component includes the steps of utilizing flash thermography to measure a complete thickness of a component between an outer wall and at least one enlarged cooling channel at a location where an outer cooling channel is positioned between the outer wall and the at least one enlarged cooling channel and where at least one member spans the cooling channel, such that the thickness is through the member which spans the outer cooling channel. An outer thickness of the component is measured from the outer wall to an outer wall of the outer cooling channel. A thickness is determined from an inner wall of the outer cooling channel to the at least one enlarged cooling channel by subtracting the measured outer thickness from the complete thickness, and also subtracting a known thickness of the outer cooling channel. | 12-24-2015 |