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|Light emitting arrangement with adjustable emission spectrum|
A light emitting arrangement is adapted to produce white output light of a total luminous intensity itot and having an emission peak in the wavelength range of from 400 to 440 nm, comprising: a first light emitting element adapted to emit light of a first luminous intensity i1 and having an emission peak in a first wavelength range of from 440 to 460 nm; and a second light emitting element adapted to emit light of a second luminous intensity i2 and having an emission peak in a second wavelength range of from 380 to 440 nm, wherein the first light emitting element and the second light emitting element are independently controllable such that i2 can be adjusted independently of i1. The possibility of controlling the contribution of deep blue light allows a natural appearance of a crisp white light source at all emission intensities, and may also be used to enhance perception of contrast..
Philips Lighting Holding B.v.
|Method and receiving signal by nan device in wireless communication system|
A method for receiving a signal by a neighbor awareness networking (nan) device in a wireless communication system, according to an embodiment of the present invention, comprises the steps of: receiving a nan-related frame from an access point (ap); and obtaining information about the ap from information comprised in the nan-related frame, wherein the information about the ap is comprised in a service id list attribute or a wlan infrastructure attribute.. .
Lg Electronics Inc.
|Separate range tone mapping for component images in a combined image|
Use of separate range tone mapping for combined images can help minimize loss of image information in scenes that have drastically different luminance values, i.e., scenes that have both bright and shadowed regions. Separate range tone mapping is particularly useful for combined images, such as those from spherical camera systems, which may have a higher probability of including luminance variability.
|Method for detecting vulnerabilities in a virtual production server of a virtual or cloud computer system|
The invention relates to a method for detecting vulnerabilities in a virtual production server of a virtual or cloud computer system, said system comprising one or more virtual servers. The invention comprises the following steps: a system for analyzing vulnerabilities in the virtual production servers is provided; the system for analyzing vulnerabilities connects to the virtual or cloud computer system; the system for analyzing vulnerabilities requests the cloning of the virtual production server in order to obtain a clone or a disk copy of the virtual production server; the clone or the disk copy is created in the virtual or cloud computer system; the system for analyzing vulnerabilities connects to the clone or to the disk copy; the system for analyzing vulnerabilities analyzes the vulnerabilities of the clone or of the disk copy; the clone or the disk copy is erased; a report analyzing the vulnerabilities of the clone or of the disk copy is generated..
|Accurate detection of rogue wireless access points|
A computer-implemented method is provided for a management entity to detect where a rogue access point is connected to the network infrastructure. The management entity receives from a wireless network controller an indication of an unauthorized frame wirelessly intercepted by an authorized access point.
Cisco Technology, Inc.
|Providing forward secrecy in a terminating tls connection proxy|
An infrastructure delivery platform provides a rsa proxy service as an enhancement to the tls/ssl protocol to off-load, from an edge server to an external cryptographic server, the decryption of an encrypted pre-master secret. The technique provides forward secrecy in the event that the edge server is compromised, preferably through the use of a cryptographically strong hash function that is implemented separately at both the edge server and the cryptographic server.
Akamai Technologies, Inc.
|Server device and terminal device|
A server device or a terminal device can perform switching of a path or a communication channel between an infrastructure communication through a network such as an epc, and a relay communication through a direct communication with a relay ue, and can continuously provide a service. A routing information request message includes at least identification information indicating that switching of a communication is required.
Sharp Kabushiki Kaisha
|Providing forward secrecy in a terminating ssl/tls connection proxy using ephemeral diffie-hellman key exchange|
An infrastructure delivery platform provides a proxy service as an enhancement to the tls/ssl protocol to off-load to an external server the generation of a digital signature, the digital signature being generated using a private key that would otherwise have to be maintained on a terminating server. Using this service, instead of digitally signing (using the private key) “locally,” the terminating server proxies given public portions of ephemeral key exchange material to the external server and receives, in response, a signature validating the terminating server is authorized to continue with the key exchange.
Akamai Technologies, Inc.
|Shielding attenuation measurement|
A system for measuring the attenuation of electromagnetic shielding of an infrastructure as a function of the frequency, including a transmitter of a white noise signal with a constant power over a frequency band between a minimum frequency and a maximum frequency, a signal receiver, the transmitter and the receiver being capable of sending a signal and receiving a signal across the infrastructure, the receiver including a filter module capable of applying sliding filter on the received signal between the minimum frequency and the maximum frequency, and a double synchronous detection module capable of double synchronous detection on a signal output by the filter module.. .
Commissariat A L'energie Atomique Et Aux Energies Alternatives
|Power conversion method and power converter|
A power converter and a method for operating a power converter are disclosed. In an embodiment the method for operating a power converter includes maintaining a first electronic switch switched off and an inductor demagnetized for a pause period before at least one of the plurality of drive cycles, pre-magnetizing the inductor connected in series with the first electronic switch, and discharging a parasitic capacitance of the first electronic switch using energy stored in the inductor by pre-magnetizing.
Infineon Technologies Austria Ag
8-pole, 2-phase bipolar step motors with easy manufacture and optimum torque for size
Step motors have a uniformed 8-stator pole design, while maintaining the number of stator teeth very close to the number of rotor teeth for better torque. A two-phase bipolar stepper includes an 8-pole stator with a plurality of stator teeth uniformly arranged on each pole.
Lin Engineering, Inc.
Battery balance circuit and battery apparatus thereof
A battery balance circuit configured for a battery apparatus having two batteries coupled in series, can include: first and second capacitors respectively coupled to two terminals of the two batteries; first and second switching circuits respectively coupled to the two terminals of the two batteries, where the first and second switching circuits are configured to control charging or discharging of each of the two batteries; a third capacitor coupled between the first and second switching circuits, where the third capacitor is configured to store or release energy in order to balance battery levels between the two batteries; and parasitic inductors, where the third capacitor and the parasitic inductors are configured to resonate, and the first and second switching circuits are configured to operate at a resonance frequency.. .
Silergy Semiconductor Technology (hangzhou) Ltd
Transparent oled light extraction
The present disclosure provides novel light emitting devices including amoled displays, based on transparent oled architecture, where a laminated nanostructured light extraction film can produce axial and integrated optical gains as well as improved angular luminance and color. Generally, the transparent amoled displays with laminated sub-micron extractors include: (a) an extractor on a transparent substrate for light outcoupling on both sides of the transparent device; or (b) an extractor on a reflective film for providing light outcoupling off the bottom side of the bottom-emitting (be) amoled; or (c) an extractor on a light absorbing film for providing outcoupling off the bottom side of the be amoled combined with improved ambient contrast..
3m Innovative Properties Company
Nanowire channel structures of continuously stacked heterogeneous nanowires for complementary metal oxide semiconductor (cmos) devices
Aspects disclosed in the detailed description include nanowire channel structures of continuously stacked heterogeneous nanowires for complementary metal oxide semiconductor (cmos) devices. Each of the nanowires has a top end portion and a bottom end portion that are narrower than a central portion.
Thin film transistor substrate and organic light-emitting display using the same
A thin film transistor substrate that includes a substrate, a lower gate electrode arranged on the substrate, a semiconductor layer arranged on the substrate and overlapping the lower gate electrode, the semiconductor layer including a channel region interposed between a source region and a drain region, and an upper gate electrode arranged on the substrate and overlapping the semiconductor layer, the upper gate electrode being arranged on an opposite side of the semiconductor layer than the lower gate electrode, wherein at least one of the lower gate electrode and the upper gate electrode is perforated by an aperture to reduce a parasitic capacitance between the upper and lower gate electrodes.. .
Samsung Display Co., Ltd.,
Integrated piezoelectric micromechanical ultrasonic transducer pixel and array
An ultrasonic sensor pixel includes a substrate, a piezoelectric micromechanical ultrasonic transducer (pmut) and a sensor pixel circuit. The pmut includes a piezoelectric layer stack including a piezoelectric layer disposed over a cavity, the cavity being disposed between the piezoelectric layer stack and the substrate, a reference electrode disposed between the piezoelectric layer and the cavity, and one or both of a receive electrode and a transmit electrode disposed on or proximate to a first surface of the piezoelectric layer, the first surface being opposite from the cavity.
Semiconductor device, electronic component, and electronic device
A semiconductor device excellent in writing operation is provided. In a structure where a data voltage supplied to a source line is supplied to a node of a memory cell via a bit line, a switch is provided between memory cells connected to the bit line.
Semiconductor Energy Laboratory Co., Ltd.
Power driven optimization for flash memory
A memory device, and method of operation, includes an array of non-volatile memory cells and a controller. The controller is configured to perform an operation (e.g.
Silicon Storage Technology, Inc.
Ultrasonic lens for receiver application
An improved ultrasonic lens and associated system is provided. Specifically, there is provided an ultrasonic lens with two sets of parallel sound ports operatively connected to an electrodynamic transducer to extend the working range of both audible and ultrasonic sound signals.
Sound Solutions International Co., Ltd.
Method and controlling liquid crystal display brightness, and liquid crystal display device
This disclosure provides a method, and a liquid crystal display device, and relates to the field of liquid crystal display technologies, where the method includes: determining grayscale values of pixels in zone image data block under a predetermined rule according to a received image signal, and pre-obtaining a zone backlight value corresponding to the zone image data block according to the grayscale values in the zone image data block; determining a backlight gain coefficient according to a backlight value gain variable and an ambient luminance revision variable, and multiplying the zone backlight value with the backlight gain coefficient to obtain backlight values of a backlight zone corresponding to the zone image data block to which a gain is applied, wherein the backlight value gain variable is determined by the grayscale values, and the ambient luminance revision variable is determined by ambient luminance; and outputting the backlight value of the backlight zone to a driver circuit of backlight source in the backlight zone to control the brightness of the backlight source in the backlight zone as a result of driving, thus improving the effect of the contrast quality of pictures of the liquid crystal display device.. .
Hisense International Co., Ltd.
Method and controlling liquid crystal display brightness, and liquid crystal display device
This disclosure provides a method and apparatus for controlling liquid crystal display brightness, and a liquid crystal display device, and relates to the field of liquid crystal display technologies, where the method includes: determining grayscale values of all pixels in a zone image data block under a predetermined rule according to a received image signal, and pre-obtaining a zone backlight value corresponding to the zone image data block according to the grayscale values; multiplying the pre-obtained zone backlight value with a backlight value gain coefficient to obtain a backlight value of a backlight zone corresponding to the zone image data block to which a gain is applied, wherein the backlight value gain coefficient is more than 1; and outputting the backlight value of the backlight zone to a driver circuit of backlight source in the backlight zone to control the brightness of the backlight source in the backlight zone as a result of driving, thus improving the effect of contrast quality of pictures displayed by the liquid crystal display device.. .
Hisense International Co., Ltd.
Three-dimensional ribs and three-dimensional printing of ribs for crash test dummy
A three-dimensional rib for a crash test dummy includes at least two layers of a band material and a layer of damping material sandwiched in between the at least two layers of the band material.. .
Humanetics Innovative Solutions, Inc.
Ultrasound simulation system and tool
Embodiments of flexible ultrasound simulation devices, methods, and systems described herein may facilitate various medical procedure training by rendering realistic ultrasound images in accordance with the end user interaction with an anatomy model, an ultrasound probe replica and a medical tool. An ultrasound probe replica may be adapted with a low friction tip, such as a roller ball.
Utilizing depth from ultrasound volume rendering for 3d printing
Systems and methods are provided for utilizing depth from volume rendering for 3d printing. Three-dimensional (3d) mesh data may be generated based on one or more volume rendered images and/or volumetric datasets corresponding thereto, obtained during medical imaging (e.g., based on echo ultrasound signals during ultrasound imaging).
General Electric Company
System and facilitating assessment of the bowel course and facilitation of transition point detection on cross-sectional radiologic digital images by elimination of air-fluid levels during image post-processing.
Novel application of pre-existing flood-fill and thresholding algorithms to radiologic images for the purposes of facilitating and accelerating the task of visual radiologic evaluation of the gastrointestinal tract is presented. This invention facilitates evaluation, in a manner that is useful in the contexts of finding a bowel transition point in cases of suspected bowel obstruction, and for facilitating determination of prior unknown surgical bowel alteration (such as roux-en-y, billroth procedures).
Method for reduction of artifacts and preservation of soft tissue contrast and conspicuity of iodinated materials on computed tomography images by means of adaptive fusion of input images obtained from dual-energy ct scans, and use of differences in voxel intensities between high and low-energy images in estimation of artifact magnitude
Image processing method is presented along with reference source code and sample outputs. This method processes 2 (or more) input images which were obtained at different photon energies (or differing in another parameter), and produces an output image that emphasizes the best characteristics of each of the input images, while suppressing the undesired characteristics of each input image.
Systems and methods for object detection
A computing device for detecting an object of interest in an image is provided. The computing device includes a memory device and a processor to process image data by evaluating pixel contrast to facilitate detecting an edge transition in an image, by identifying neighboring pixels that are above a predetermined contrast value, which represent a potential object of interest, filtering the pixels based on color information to identify areas where there is a color edge transition, applying a convolution filter mask to yield regions of pixels having a localized concentration of contrast and color changes, applying a threshold filter for identifying those pixel regions having values that are greater than a predetermined threshold value and grouping the identified pixel regions into one or more groups representing an object of interest, and generating an alert to notify an operator that the object of interest in the image has been detected..
The Boeing Company
Image appratus and calculating depth
An image apparatus may be configured to calculate a depth of an object relative to the image apparatus. The image apparatus may include an image sensor that may capture a plurality of images of the object.
Samsung Electronics Co., Ltd.
Multi energy x-ray microscope data acquisition and image reconstruction system and method
An x-ray imaging system data acquisition and image reconstruction system and method are disclosed which enable optimizing the image parameters based on multiple tomographic volumes of the sample that have been captured using an x-ray microscopy system. This enables the operator to control the image contrast, for example, of selected slices, and apply the information associated with optimizing the contrast of the selected slice to all slices in two or more tomographic volume data sets.
Carl Zeiss X-ray Microscopy, Inc.
Image processing apparatus, controlling image processing apparatus, and storage medium
An image processing apparatus comprising: an obtaining unit configured to obtain a contrast material-enhanced image of an object; a first region extraction unit configured to extract a first region representing a first anatomical portion of the object from the image; an estimation unit configured to estimate a state of the image concerning a temporal change in gray level from the first region; and a second region extraction unit configured to extract a second region representing a second anatomical portion of the object from the image based on an estimation result obtained by the estimation unit.. .
Canon Kabushiki Kaisha
Ultrasonic controlling the same
An object of the present invention is to provide a user with a diagnostic image having a minimized motion blur by correcting motion blur occurring in a freeze image when the user obtains the freeze image through a freeze function of an ultrasonic diagnosis apparatus and then the obtained freeze image is determined as a motion blurred image by measuring a motion blur factor of the obtained freeze image.. .
Samsung Medison Co., Ltd.
Pixel mapping systems and processes using raster-based and vector representation principles
A pixel mapping method for transferring an electronically generated image onto a physical substrate upon which a plurality of lighting elements are applied, the method comprising changing the control points associated with each lighting element by computing the bezier segments interconnecting all of the control points by interpolating two or more control points for each original control point, locating a two-dimensional position of each lighting element, integrating the bezier segments using a numerical approximation algorithm to determine a new two-dimensional position of each lighting element, and storing the new two-dimensional positions of the lighting elements. Thereafter, a dmx control protocol is initiated by computing a pixel position for each lighting element of a source media by interpolating its previously computed position relative to the actual dimensions of the media, applying the rgb color on the source media at each interpolated pixel position, and writing the colors to a dmx buffer..
Classified relation networking optimization platform in open wireless architecture (owa) mobile cloud terminal device
A fully user-centric mobile relation networking management of business networking, personal networking and general social networking for mobile terminal device with relation networking services adaptively and securely optimized by converged wireless connections based on open wireless architecture (owa) mobile cloud infrastructure powered by mobile dna to enable highly secured relation networking with geographic location properties of mobile users and mobile devices for media contents to be delivered through business relation networking and personal relation networking as well as delivered through any on-line platforms across internet.. .
System and methods for raising philanthropic funds
An improved method of raising funds may include offering products or services from third parties for sale to support the dreams, goals or purposes of the individuals involved and may extend for an indefinite period of time, and thus may be referred to as “dreamraising.” the dreamraising platform may find use with youth and charitable organizations, in an embodiment. The dreamraising platform may create relationships between three unique roles: organizations (any organization in need of raising funds); sellers (youths or other individuals affiliated with the organization); and supporters (purchasers who purchase from the sellers).
Inspection apparatus and method using pattern matching
To provide means according to which template matching is performed successfully in an apparatus that performs inspection or measurement of a semiconductor pattern, which is formed on a wafer, even in a case in which a pattern for alignment, which is in design data, has been eliminated from an image in which an image of a practical pattern was captured using the apparatus, in which the brightness value contrast of a pattern is lower (more indistinct) than that of other locations, or in which a pattern is deformed and there is a discrepancy with the shape of a template (a pattern for alignment in the design data). An inspection apparatus according to the invention acquires a target retrieval image, and carries out template matching on the target retrieval image, and includes template input, means for inputting a plurality of templates, a plurality of matching candidate selection sections that select a matching candidate group by performing a matching process of the target retrieval image and the plurality of templates, a plurality of single template likelihood calculation process sections that calculate single template likelihoods for a plurality of matching candidate groups that are selected by the plurality of matching candidate selection sections, a multiple template assimilation likelihood calculation process section that calculates a multiple template assimilation likelihood for the matching candidate groups using a plurality of single template likelihoods that are calculated by the plurality of single template likelihood calculation process sections, and a highest assimilation likelihood matching candidate selection section that selects a matching candidate for which the multiple template assimilation on likelihood is the highest, from among the matching candidate groups, using the multiple template assimilation likelihoods that are calculated by the multiple template assimilation likelihood calculation process section..
Hitachi High-technologies Corporation
System and methods for secure firmware validation
An electronic device, such as a dynamic transaction card having an emv chip, that acts as a tpm having a memory, an applet, and a cryptographic coprocessor performs secure firmware and/or software updates, and performs firmware and/or software validation for firmware and/or software that is stored on the electronic device. Validation may compare a calculated checksum with a checksum stored in emv chip memory.
Capital One Services, Llc.
Personalized recommendations using localized regularization
A subset of items that can be identified, promoted, or recommended to the user is determined based in part on rankings or other feedback that the user has given to other items in the set. The techniques discussed herein employ localized regularization to generate estimated values for the unknown values.
Adobe Systems Incorporated
System and generating scalar vector graphics image in an imaginary console
The present subject matter discloses system and method for generating a scalar vector graphics (svg) image in an imaginary console. The system receives one or more image parameters, corresponding to the image, from the user.
Intellicus Technologies Pvt. Ltd.
Memory system and operation method thereof
A memory system includes a memory device comprising a plurality of blocks, and a controller suitable for erasing at least one victim block selected from among the plurality of blocks in a first garbage collection operation, and preparing a second garbage collection operation for one or more other blocks, except for the victim block among the plurality of blocks during a period in which the victim block is erased.. .
Sk Hynix Inc.
Monitoring apparatus, monitoring and non-transitory computer-readable storage medium
A monitoring apparatus includes a memory, and a processor configured to obtain a plurality of first measurement results relating to a first performance of an application and a plurality of second measurement results relating to a second performance of the infrastructure when the application is executed by using the infrastructure, classify the plurality of first measurement results into a plurality of groups, determine a first mean value of one or more of the plurality of first measurement results which are included in each of the group, and determine a second mean value of one or more of the plurality of second measurement results which are associated with the one or more first measurement results included in the group, and execute regression analysis based on a plurality of the first mean values and a plurality of the second mean values for the plurality of groups.. .
System and printable document job submission
In some embodiments, a method which includes receiving an indication of the presence of a first message from a first client device, the first message including a first specification file and a first network address associated with a first print data file. The method includes retrieving the first print data file from the first network address.
Pti Marketing Technologies Inc.
System and initiating storage device tasks based upon information from the memory channel interconnect
A memory module includes a solid-state drive (ssd) and a memory controller. The memory controller receives information from a host memory controller via a synchronous memory channel and determines to initiate background tasks of the ssd based on memory commands and a state of the memory module.
Samsung Electronics Co., Ltd.
Memory device that writes data into a block based on time passage since erasure of data from the block
A memory device includes a non-volatile semiconductor memory including a plurality of first areas, each corresponding to an erasing unit, each of the first areas including a plurality of second areas, each corresponding to a writing unit and a controller configured to erase data stored in a first area of the non-volatile semiconductor memory, track amount of time elapsed since the erasure of data from the first area, and write data into one or more unwritten second areas of the first area in accordance with the elapsed time, independent of a command to write data into the unwritten second areas.. .
Kabushiki Kaisha Toshiba
Data storage device and operating method thereof
A data storage device includes a controller; and a nonvolatile memory device including a plurality of memory blocks, and suitable for erasing a memory block selected from among the plurality of memory blocks, wherein the controller is suitable for managing the memory block through an erase prohibition list so that at least one predetermined erase cycle is ensured for the memory block.. .
Sk Hynix Inc.
Systems and methods for sampling data at a non-volatile memory system
Systems and methods for sampling data at a non-volatile memory system are disclosed. In one implementation, a controller of a non-volatile memory system that is coupled with a host device acquires a read level voltage of a first word line of a memory block of a non-volatile memory of the non-volatile memory system.
Sandisk Technologies Inc.
Capacitive whiteboard eraser
A capacitive whiteboard eraser is disclosed. The capacitive whiteboard eraser includes an eraser body, a control circuit board, an emitting electrode and a tact switch.
Waltop International Corporation
Capacitive stylus with eraser
A capacitive stylus, as an inputting device of a touch sensitive device, comprises a pen and a detachable eraser. The pen comprises a tip for writing on a screen of the touch sensitive device, a control circuit for emitting signals to the touch sensitive device, and a battery for providing electricity to the control circuit.
Waltop International Corporation
Open sided ergonomic grip
An open sided ergonomic grip is described. In at least some embodiments, the described grip is configured for a handheld apparatus and consists of at least two parts, a rigid body portion and an inner elastic portion.
Microsoft Technology Licensing, Llc
Apparatus and implantable bidirectional wireless neural recording and stimulation
A device and method is described for electronic human prosthetics, and specifically a skull- and/or spine implantable bi-directional neural-communication/brain-machine interface (bbmi) device where the input, output and on-board computing are combined into a single unit to form a compact neuro-prosthetics device. This invention is also directed to a fully implantable wireless spinal electronic recording and stimulation system using the bbmi in a human.
The San Diego University Research Foundation
Wearable computing system
A wearable computer system which may be used in various applications including virtual reality, augmented reality and mixed reality applications. The system may be worn by a user while using such systems and applications.
Atomic Vr Inc
Tuning fork mechanical oscillator for clock movement
The present invention relates to a wristwatch comprising a mechanical clock movement with a tuning fork resonator. The oscillator preferably comprises a material a with a low internal friction.
Asgalium Unitec Sa
Method of producing polarizing light-emitting film using photoluminescent ferroelectric liquid crystal molecules and liquid crystal display comprising the same
According to the present invention, it is possible to produce the polarizing light-emitting film in which the photoluminescent ferroelectric liquid crystal molecules are uniaxially oriented to simultaneously act as the liquid crystal layer, the polarizing plate, and the color filter, and the liquid crystal display including the polarizing light-emitting film is capable of improving polarization and contrast, and implementing colors even without one polarizing plate and color filter, thereby increasing light efficiency and power efficiency and reducing production cost.. .
Liquid crystal element
The present application relates to a liquid crystal element and a use of the liquid crystal element. The exemplary liquid crystal element of the present application is, for example, an element capable of realizing a normally transparent mode, having a high contrast ratio, and being driven with a low driving voltage.
Lg Chem, Ltd.
Method of splicing optical fiber and optical fiber splicing device
A method of splicing an optical fiber of the invention splices a first optical fiber cable and an optical fiber in a splicing box, the first optical fiber cable is a drop cable or an indoor cable, the optical fiber is drawn from a second optical fiber cable, the method splices a terminal of the first optical fiber cable and the optical fiber. The method includes: sliding a unit base holding an extended-optical-fiber-attached splice along a rail in a direction in which the unit base approaches a grasper; thereby inserting an inserted optical fiber grasped by the grasper between halved elements of a mechanical splice; and splicing the inserted optical fiber and an extended optical fiber by butt-jointing an end of the inserted optical fiber to the extended optical fiber..
Nippon Telegraph And Telephone Corporation
Raster log digitization system and method
A raster log digitization system and method are disclosed. The system and method receives a raster log in which the raster log has one or more values of one or more measurements of a well and each value of each measurement being recorded at a plurality of depths of the well.
Peak analysis of ultrasonic waveforms for cement bond logging
A cement bond log from recorded ultrasonic waveforms, a method for evaluating bonding of cement in a wellbore between a casing and a wellbore wall, and a method for creating a cement bond log from recorded ultrasonic waveforms are disclosed, in which series of points corresponding to maxima and minima of the waveforms are identified. Absolute value amplitudes of the series of points are thereafter identified and a correlation thereof is analyzed to divide each series of points into four or more zones, corresponding to casing arrival data, inner and outer annular data, wellbore wall arrival data, respectively.
Halliburton Energy Services Inc.
Method and null substraction ultrasound imaging
Aspects of the subject disclosure may include, for example, applying different apodization weights for ultrasound echoes to generate a plurality of images of a target where one of the apodization weights has a zero mean value across an aperture of a transducer array and generating a null subtracted image of the target by combining the plurality of images. Other embodiments are disclosed..
The Board Of Trustees Of The University Of Illinois
Systems and methods for preserving phase information in diffusion-weighted magnetic resonance imaging
Systems and methods for performing diffusion-weighted magnetic resonance imaging (“mri”), including reconstructing and analyzing images, while preserving phase information that is traditionally discarded in such applications, are provided. For instance, background phase variations are eliminated, which enables complex-valued data analysis without the usual noise bias.
The General Hospital Corporation
Magnetic resonance simultaneous multi-contrast acquisition with simultaneous multislice imaging
A magnetic resonance (mr) method and apparatus use simultaneous multislice imaging, with different excitations being effective for different slices in respective iterations of a single scanning sequence, in order to acquire raw mr data from different multiple slices, with respectively different contrasts, in the single scanning sequence. Single band excitation of a first slice among the multiple slices takes place in a first iteration of the single scanning sequence, with multi-band excitation then occurring for all of the multiple slices.
Siemens Healthcare Gmbh
Mobile ultrasonic rail inspection system and method
An ultrasonic rail inspection system includes an ultrasonic transducer mounted on a yoke for attachment to a frame of a rail inspection vehicle. The ultrasonic transducer transmits ultrasonic pulses and receives reflected ultrasonic pulses.
Airborne ultrasound testing system for a test object
The invention refers to an airborne ultrasound testing system for a test object (3) containing an ultrasound generator (1;9) and an ultrasound receiver (2) and a control to control both and a computer assisted test result interface to display an image of the tested test object (3). The ultrasound generator (1) is a resonance-free thermo-acoustic ultrasound generator which does not rely on mechanically deformable or oscillating parts and the ultrasound receiver (2) is a membrane-free and resonance-free optical microphone in an air or gas coupled pulse echo arrangement or in an air or gas coupled transmission mode arrangement.
System and characterizing ferromagnetic material
A system and method using magnetic sensing to non-intrusively and non-destructively characterize ferromagnetic material within infrastructure. The system includes sensors for measuring magnetic field gradients from a standoff distance adjacent to ferromagnetic material.
The Charles Stark Draper Laboratory, Inc.
Method for classifying a defect in a component intended to have a monocrystalline structure
Method and apparatus for classifying defect in component having a monocrystalline structure. The method includes: illuminating surface of component containing defect with beam of light from plurality of different spherical directions; each illumination direction, measuring intensity of light reflected by surface and received by detector; determining contrast value between region with higher intensity and a region with lower intensity for each illumination direction; analysing contrast values by performing tests selected from the following: (a) determining whether region with higher intensity exceeds predetermined width; (b) identifying illumination direction which produces maximum contrast value, and determining whether illumination direction falls outside of predetermined region; (c) identifying peak in contrast values and determining whether peak extends over range of illumination directions which exceeds predetermined threshold; and (d) determining whether contrast values contain plurality of discontinuous peaks; and determining type of defect based on of tests..
Centrally managed waypoints established, communicated and presented via vehicle telematics/infotainment infrastructure
A method is described for incorporating a new waypoint into a current trip. The method includes configuring a trip definition and thereafter determining a proposed poi based upon: the trip definition, and a collection of potential proposed poi instances.
Gm Global Technology Operations Llc
Motion contrast depth scanning
Motion contrast depth scanning is disclosed herein. A disclosed example apparatus includes an illumination source that is to provide at least one of spatial or temporal changes to light emitted from the illumination source to a scene.
Portable solar hvac system with all-in-one appliances
This invention relates to a portable or fixed solar powered heating ventilation air conditioner (hvac) system. The disclosed invention consists of the following major components.