Dvorkin
Anna Dvorkin, Hamilton CA
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20150038359 | METHOD OF PREDICTING OUTCOME IN CANCER PATIENTS - A method of prognosis for a mammal with cancer is provided. The method includes the steps of determining in a biological sample obtained from the mammal the expression level of each biomarker of the group DSTN, TDRD3, RGS4, MYO1E, RPL3, Hypothetical FLJ13769, ANP32C, MC2R, DKFZp434L092, GPR27, HPS and LCP1; comparing the expression level of each biomarker with the expression level of a housekeeping gene; and rendering a prognosis for the mammal of a greater than 50% survival for an extended period of time when the expression level of DSTN, TDRD3, RGS4, MYO1E, RPL3(1), RPL3(2), RPL3(3), Hypothetical FLJ13769 and ANP32C is decreased in comparison to the expression of the housekeeping gene, and the expression level of MC2R, DKFZp434L092, GPR27, HPS5 and LCP1 is increased in comparison to the expression of the housekeeping gene. | 02-05-2015 |
Elik Dvorkin, Bethlehem, PA US
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20080258551 | Communication circuit for a digital electronic dimming ballast - A communication circuit for an electronic dimming ballast provides high-voltage miswire protection and improved rise and fall times of a transmitted digital signal. The electronic dimming ballast comprises a control circuit, which is coupled to a digital communication link, for example, a DALI communication link, via the communication circuit. The communication circuit comprises a receiving circuit for detecting when the digital ballast communication link is shorted and for providing a received digital message to the control circuit. The communication circuit also comprises a transmitting circuit for shorting the communication link in response to the control circuit. The communication circuit also includes a high-voltage fault protection circuit for protecting the circuitry of the communication circuit if the communication circuit high-voltage mains voltages. The communication circuit is operable to reliably transmit digital messages having improved rise and fall times. The communication circuit draws acceptable amounts of current when the communication link is alternatively in idle and active states. | 10-23-2008 |
20100246082 | Communication Circuit for a Digital Electronic Dimming Ballast - A communication circuit for an electronic dimming ballast provides high-voltage miswire protection and improved rise and fall times of a transmitted digital signal. The electronic dimming ballast comprises a control circuit, which is coupled to a digital communication link, for example, a DALI communication link, via the communication circuit. The communication circuit comprises a receiving circuit for detecting when the digital ballast communication link is shorted and for providing a received digital message to the control circuit. The communication circuit also comprises a transmitting circuit for shorting the communication link in response to the control circuit. The communication circuit also includes a high-voltage fault protection circuit for protecting the circuitry of the communication circuit if the communication circuit high-voltage mains voltages. The communication circuit is operable to reliably transmit digital messages having improved rise and fall times. The communication circuit draws acceptable amounts of current when the communication link is alternatively in idle and active states. | 09-30-2010 |
Elik Dvorkin, New Haven, CT US
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20120169271 | Single Wire Battery Pack Temperature and Identification Method - Disclosed are techniques for identifying battery pack types and by inference battery chemistries by measuring a transient response of the battery pack to signal applied to the battery pack. | 07-05-2012 |
20130002199 | Charging of Li-ion Batteries - Techniques for charging a rechargeable battery having at least one rechargeable cell are described. A battery charger applies a constant current to charge the rechargeable cell and periodically measures a value of voltage of the rechargeable cell. The value of voltage is tracked over a time period required to charge the rechargeable cell to have the measured value of voltage be substantially equal to a crossover value of voltage for the rechargeable cell. A constant voltage is applied substantially equal to the crossover voltage for a second period of time, with the second period of time selected based on the tracked time period. The charging is terminated after the second period of charging time has elapsed. | 01-03-2013 |
Igor Dvorkin, Be'Er Sheva IL
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20140147095 | SEMI-AUTOMATIC GENERATION OF MULTIMEDIA CONTENT - A method for multimedia content generation includes receiving a textual input, and automatically retrieving from one or more media databases a plurality of media items that are relevant to the textual input. User input, which selects one or more of the automatically-retrieved media items and correlates one or more of the selected media items in time with the textual input, is received. A video clip, which includes an audio narration of the textual input and the selected media items scheduled in accordance with the user input, is constructed automatically. | 05-29-2014 |
Jack Dvorkin, Houston, TX US
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20130182819 | Method Of Determining Reservoir Properties And Quality With Multiple Energy X-Ray Imaging - A method of evaluating a reservoir includes a multi-energy X-ray CT scan of a sample, obtaining bulk density and photoelectric effect index effect for the sample, estimation of at least mineral property using data obtained from at least one of a core gamma scan, a spectral gamma ray scan, an X-ray fluorescence (XRF) analysis, or an X-ray diffraction (XRD) analysis of the sample, and determination of at least one sample property by combining the bulk density, photoelectric effect index, and the at least one mineral property (e.g., total clay content). Reservoir properties, such as one or more of formation brittleness, porosity, organic material content, and permeability, can be determined by the method without need of detailed lab physical measurements or destruction of the sample. A system for evaluating a reservoir also is provided. | 07-18-2013 |
20130308831 | Method And System For Estimating Rock Properties From Rock Samples Using Digital Rock Physics Imaging - A method is provided for efficiently characterizing rock traversed while drilling a borehole for hydrocarbon reservoir development. A rock sample can be obtained having a provenance of collection linked to a specific region of the borehole, which is scanned to obtain a 2D digital image that is segmented to pixels characterized as pore space and as mineral matrix and defining a boundary between them. A transform relationship, for example, a form of the Kozeny-Carman equation adapted for application to a 2D segmented image environment, can be applied to calculate the estimated value for a target rock property, which can be absolute permeability, relative permeability, formation factor, elasticity, bulk modulus, shear modulus, compressional velocity, shear velocity, electrical resistivity, or capillary pressure, and the estimated value is used to characterize the rock at that region of the borehole. This affords an opportunity to quickly and efficiently develop massive data directly characterizing extended regions of rock, whether traversed by the borehole in this or a related well. Computerized systems, computer readable media, and programs for performing the methods are also provided. | 11-21-2013 |
20140044315 | Method For Improving The Accuracy Of Rock Property Values Derived From Digital Images - A method for increasing the accuracy of a target property value derived from a rock sample is described in which the sample is scanned to obtain a three-dimensional tomographic digital image which can be processed to pore space and solid material phases through a segmentation process. A process is used which revises the segmented volume, e.g., by increasing pore space connectivity, in a manner affecting the target property value that would be derived. Another described method increases the accuracy with which a segmented volume represents a material sample having structure not adequately resolved in an original three-dimensional tomographic digital image. Further, a system for performing the processes, and a segmented digital volume which more accurately represents a sample of a porous media, are described. | 02-13-2014 |
Jack Dvorkin, Redwood City, CA US
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20100128932 | METHOD FOR DETERMINING ROCK PHYSICS RELATIONSHIPS USING COMPUTER TOMOGRAPIC IMAGES THEREOF - A method for estimating a relationship between physical properties of a porous material from a sample thereof includes making a three dimensional tomographic image of the sample of the material. The image is segmented into pixels each representing pore space or rock grains. The image is divided into sub-volumes. A porosity is estimated for each sub-volume. At least one petrophysical parameter is modeled from the image of each sub-volume. A relationship between the porosity and the at least one modeled petrophysical parameter is determined by, e.g., a best-fit statistical method. The relationship and the modeled petrophysical parameter for each sub-volume are stored in a computer or displayed. | 05-27-2010 |
20100128933 | METHOD FOR DETERMINING PROPERTIES OF FRACTURED ROCK FORMATIONS USING COMPUTER TOMOGRAPIC IMAGES THEREOF - A method for estimating a petrophysical parameter from a rock sample includes making a three dimensional tomographic image of the sample of the material. The image is segmented into pixels each representing pore space or rock grain. Porosity of the sample is determined from the segmented image. An image of at least one fracture is introduced into the segmented image to generate a fractured image. The porosity of the fractured image is determined. At least one petrophysical parameter related to the pore-space geometry is estimated from the fractured image. | 05-27-2010 |
20100128982 | METHOD FOR DETERMINING ELASTIC-WAVE ATTENUATION OF ROCK FORMATIONS USING COMPUTER TOMOGRAPIC IMAGES THEREOF - A method for estimating at least one elastic-wave-related property of a porous material from a sample thereof includes making a three dimensional tomographic image of the sample of the material. The image is segmented into pixels each representing pore space or rock grain. Bulk modulus and shear modulus of the porous material are determined from the segmented image at a frequency corresponding to mobile fluid. Bulk modulus and shear modulus of the porous material are determined from the segmented image at a frequency corresponding to immobile fluid. The at least one elastic-wave-related property is determined from the mobile fluid and immobile fluid moduli. The method includes at least one of storing and displaying the at least one elastic-wave-related property so determined. | 05-27-2010 |
20100131204 | METHOD FOR DETERMINING IN-SITU RELATIONSHIPS BETWEEN PHYSICAL PROPERTIES OF A POROUS MEDIUM FROM A SAMPLE THEREOF - A method for determining in-situ relationships between physical properties of a porous medium from a sample thereof includes acquiring a three-dimensional image of the sample and segmenting the image into pixels representing pore space and pixels representing rock grain. A plurality of sub-volumes are selected from the segmented image, and a porosity is calculated for each of the sub-volumes. A digital simulation is conducted on each of the sub-volumes to obtain a selected physical property for the sub-volume. A relationship is determined between porosity and the selected physical property using relationship data comprising the calculated porosity and the simulated physical property for each of the sub-volumes. The method includes at least one of storing and displaying the relationship. | 05-27-2010 |
20100135536 | METHOD FOR DETERMINING PERMEABILITY OF ROCK FORMATION USING COMPUTER TOMOGRAPIC IMAGES THEREOF - A method for estimating permeability properties of a porous material from a sample thereof includes making a three dimensional tomographic image of the sample of the material. The image is segmented into pixels each representing pore space or rock grains. The image is divided into sub-volumes. A porosity is estimated for each sub-volume. The components of a permeability tensor are determined by conducting simulations. Principal permeability values and directions are then calculated. The permeability properties are stored in a computer or displayed. | 06-03-2010 |
Jim Dvorkin, Redwood City, CA US
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20120177187 | METHOD AND SYSTEM FOR INTEGRATING A PBX-EQUIPPED CLIENT AND AN ON-DEMAND DATABASE SERVICE - In accordance with embodiments, there are provided mechanisms and methods for integrating a private branch exchange (PBX)-equipped client and an on-demand database service. These mechanisms and methods for integrating a PBX-equipped client and an on-demand database service can enable embodiments with additional infrastructure at the client that is better equipped to leverage the on-demand database service. The ability of embodiments to provide such client side infrastructure can enable additional enhanced services in conjunction with telephone calls, etc. | 07-12-2012 |
20120179661 | METHOD AND SYSTEM FOR INTEGRATING A PBX-EQUIPPED CLIENT AND AN ON-DEMAND DATABASE SERVICE - In accordance with embodiments, there are provided mechanisms and methods for integrating a private branch exchange (PBX)-equipped client and an on-demand database service. These mechanisms and methods for integrating a PBX-equipped client and an on-demand database service can enable embodiments with additional infrastructure at the client that is better equipped to leverage the on-demand database service. The ability of embodiments to provide such client side infrastructure can enable additional enhanced services in conjunction with telephone calls, etc. | 07-12-2012 |
20130243172 | METHOD AND SYSTEM FOR INTEGRATING A PBX-EQUIPPED CLIENT AND AN ON-DEMAND DATABASE SERVICE - In accordance with embodiments, there are provided mechanisms and methods for integrating a private branch exchange (PBX)-equipped client and an on-demand database service. These mechanisms and methods for integrating a PBX-equipped client and an on-demand database service can enable embodiments with additional infrastructure at the client that is better equipped to leverage the on-demand database service. The ability of embodiments to provide such client side infrastructure can enable additional enhanced services in conjunction with telephone calls, etc. | 09-19-2013 |
20140254780 | METHOD AND SYSTEM FOR INTEGRATING A PBX-EQUIPPED CLIENT AND AN ON-DEMAND DATABASE SERVICE - In accordance with embodiments, there are provided mechanisms and methods for integrating a private branch exchange (PBX)-equipped client and an on-demand database service. These mechanisms and methods for integrating a PBX-equipped client and an on-demand database service can enable embodiments with additional infrastructure at the client that is better equipped to leverage the on-demand database service. The ability of embodiments to provide such client side infrastructure can enable additional enhanced services in conjunction with telephone calls, etc. | 09-11-2014 |
20140270130 | INTEGRATING A PBX-EQUIPPED CLIENT AND AN ON-DEMAND DATABASE SERVICE - In accordance with embodiments, there are provided mechanisms and methods for integrating a private branch exchange (PBX)-equipped client and an on-demand database service. These mechanisms and methods for integrating a PBX-equipped client and an on-demand database service can enable embodiments with additional infrastructure at the client that is better equipped to leverage the on-demand database service. The ability of embodiments to provide such client side infrastructure can enable additional enhanced services in conjunction with telephone calls, etc. | 09-18-2014 |
Lev Dvorkin, Akko IL
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20090000665 | APPARATUS AND METHOD FOR INDUCING CONTROLLABLE JETS IN LIQUIDS - A method for inducing a controllable jet in a transparent liquid is disclosed. The method comprises providing a gas-liquid interface, providing a laser source and generating a beam comprising a sequence of laser pulses, and focusing the beam to a target location within the liquid at a predetermined distance from the gas-liquid interface and creating a plurality of cavitation bubbles, yielding a jet directed away from the gas-liquid interface. Other methods and apparatus are also described and claimed. | 01-01-2009 |
20110036991 | METHOD FOR CREATING, TRAPPING AND MANIPULATING A GAS BUBBLE IN LIQUID - A method for producing, trapping and manipulating a gas microbubble in liquid is disclosed. The method includes providing a pulsed laser source for generating a pulsed laser radiation and focusing optics; and focusing a pulsed laser radiation to a focal zone within the liquid, with energy exceeding the threshold of optical breakdown in the liquid at the focal zone. It is also suggested to use focusing optics to focus the laser beam to a focal point at a depth close to the compensation depth of the focusing optics for spherical aberration. | 02-17-2011 |
Lev Dvorkin, Ashdod IL
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20130277341 | METHOD AND APPARATUS FOR LASER CUTTING - Method and system for laser cutting is disclosed. Using a novel dual-focus optical conversion unit. The dual-focus optical conversion unit may comprise a beam splitter and a convex mirror. The beam splitter may be insensitive to the polarization of an incident beam. The convex mirror may be placed beyond and parallel to the beam splitter, wherein the surface of the convex mirror may be coated with a reflective phase-retarder coating. | 10-24-2013 |
Michael Dvorkin, Redwood City, CA US
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20120110185 | Distributed Hierarchical Rendering and Provisioning of Cloud Services - Techniques are provided herein for distributed and hierarchical rendering and provisioning of cloud services. At a device in a cloud computing system comprising a plurality of hierarchical levels, a cloud service request is received for rendering and provisioning of a virtual data center. A determination is made as to which aspects of the cloud service request are to be satisfied by devices in a first hierarchical level and which aspects of the cloud service request are to be satisfied by devices in a second hierarchical level and in subsequent hierarchical levels. Rendering and provisioning commands are provided to one or more devices in the first hierarchical level that are selected to satisfy aspects of the cloud service request in the first hierarchical level. A subset cloud service request for aspects of the cloud service request that are to be satisfied by devices in the second hierarchical level is sent to a device in the second hierarchical level. | 05-03-2012 |
Michael V. Dvorkin, Redwood City, CA US
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20110225274 | BIOS PARAMETER VIRTUALIZATION VIA BIOS CONFIGURATION PROFILES - Techniques presented herein provide approaches for generating a markup language object that describes a variety of BIOS setup variables and which allow the markup language object to be passed to the management system, as well as allow retrieval of a normalized BIOS from the management system. Doing so allows the management system to be used to easily and efficiently control a large number of server systems within a data center. | 09-15-2011 |
Mike Dvorkin, Emopalo Hills, CA US
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20130145072 | High availability and I/O aggregation for server environments - Methods and apparatus are provided for virtualizing port adapter resources such as network interface cards (NICs) used to connect servers to packet based networks. Resources are offloaded from individual servers onto a resource virtualization switch. Servers connected to the resource virtualization switch using an I/O bus connection share access to NICs. Redundancy can be provided using multipathing mechanisms implemented at individual servers or high availability mechanisms implemented at the resource virtualization switch. Switchover can occur between ports on the same port adapter, between ports on separate adapters, or between ports on separate resource virtualization switches. | 06-06-2013 |
Vladimir Dvorkin, Castro Valley, CA US
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20130044020 | RADAR SYSTEM AND METHOD FOR PROVIDING INFORMATION ON MOVEMENTS OF OBJECT'S SURFACE - A system for producing an output signal representing movement of an object's surface has a continuous wave (CW) signal source for producing an CW signal directed at the object's surface. The CW signal is produced at a first frequency. A receiving element receives a signal reflected from the object's surface when the CW signal hits this surface. A down-converting frequency mixer converts the received signal into a signal of a second frequency lower than the first frequency. The frequency mixer is configured to produce an output signal representing an amplitude-modulated (AM) component of the received signal and having a parameter representing movement of the object's surface. | 02-21-2013 |