43rd week of 2015 patent applcation highlights part 45 |
Patent application number | Title | Published |
20150301107 | AGING DETECTION CIRCUIT AND METHOD THEREOF - An aging detection circuit is provided. The aging detection circuit is configured on a chip and includes a testing circuit and an aging signal generation circuit. The testing circuit is electrically coupled to the aging signal generation circuit. The testing circuit generates an output signal. The aging signal generation circuit includes a signal generation circuit and a selection circuit. The signal generation circuit generates multiple input signals having different frequencies. The selection circuit selectively outputs one of the input signals as an aging signal to an input terminal of the testing circuit or feeds back the output signal generated by the testing circuit to the input terminal of the testing circuit. | 2015-10-22 |
20150301108 | SCHEDULING OF SCENARIO MODELS FOR EXECUTION WITHIN DIFFERENT COMPUTER THREADS AND SCHEDULING OF MEMORY REGIONS FOR USE WITH THE SCENARIO MODELS - A method for testing a system-on-a-chip (SoC) is described. The method includes parsing a file to determine functions to be performed components of the SoC. The method further includes receiving a desired output of the SoC and generating a test scenario model based on the desired output of the SoC. The test scenario model includes a plurality of module representations of the functions and includes one or more connections between two of the module representations. The desired output acts as a performance constraint for the test scenario model. The test scenario model further includes an input of the SoC that is generated based on the desired output, the module representations, and the one or more connections. The test scenario model includes a path from the input via the module representations and the connections to the desired output. | 2015-10-22 |
20150301109 | Synchronous Sampling of Internal State for Investigation of Digital Systems - Methods and apparatus are provided for sampling an indicator of the internal state of an embedded system or integrated circuit, where the indicator is sampled in a manner synchronous to the internal clock of the embedded system or integrated circuit. The resulting samples can be used for determining secret data within the embedded system or integrated circuit, detecting failures, or detecting counterfeit devices. | 2015-10-22 |
20150301110 | COMPUTER-IMPLEMENTED METHOD FOR REAL-TIME TESTING OF A CONTROL UNIT - A method for real-time testing of a control unit with a simulator is provided. The simulator calculates a load current and a load voltage as electrical load state variables via converter control data and via an electrical load model that does not take into account current discontinuities caused by the converter, and transmits at least a portion of the load state variables to the control unit. A control observer is additionally implemented on the simulator that calculates at least the load current as a load state variable taking into account the converter control data and an observer load model. The observer detects a zero-crossing of the load current and a current discontinuity caused thereby from the calculated load current, and upon detection of a current discontinuity the observer calculates an electrical compensating quantity. | 2015-10-22 |
20150301111 | MODULE FOR A FUSED SWITCH ARRANGEMENT WITH A MEASURING DEVICE, AND ALSO A FUSE HOLDER FOR A MODULE OR A FUSED SWITCH ARRANGEMENT - A fused switch arrangement for busbar systems or built-in devices is provided, in particular with one or a plurality of fused switch units for purposes of accommodating in each case a fuse holder, which is designed such that it can accommodate a fuse insert, and with a measuring device for purposes of determining electrical operating values of the fused switch arrangement, wherein the measuring device has a set of measurement electronics and at least one display device for purposes of displaying at least one of the electrical operating values determined by the measuring device, and wherein the module comprises at least one coil device, which is designed such that by means of induction it can provide energy for the set of measurement electronics and/or the at least one display device. The present invention furthermore concerns a fuse holder for a module, in particular for a fused switch arrangement. | 2015-10-22 |
20150301112 | SWITCHING DEVICE HAVING A MEASURING APPARATUS - A switching device has a current transformer for measuring in a potential-free manner a current to be switched by the switching device, a current sense amplifier, to which the unrectified measurement current of the current transfer is fed on the input side, and a controller, to which the output current of the current sense amplifier is fed on the input side and which is configured so as to digitalize the fed output current and to perform one or more performance-related measurements and to output the measurement results. | 2015-10-22 |
20150301113 | VEHICLE BATTERY MONITORING SYSTEM - A battery monitoring system includes a self-contained measurement device configured to mount to a battery cell. The self-contained measurement device includes a sensor configured to monitor an operational parameter of the battery cell, and a communication module configured to output a signal indicative of the operational parameter. | 2015-10-22 |
20150301114 | Devices and Methods for Power Transmission Level Indication - Devices and methods are disclosed which relate to a wireless communications device comprising a wireless power transmission detector and a wireless power transmission indicator for displaying to a user the current level of wireless power transmission. A voltmeter and ammeter take readings from the wireless transceiver circuit while the wireless communications device is on. A power logic stored on a memory within the wireless communications device converts the readings into a wireless power transmission level. The wireless power transmission level is output to an indicator on the wireless communications device where a user can view it. Exemplary embodiments include a true battery life indicator on the wireless communications device. The true battery life indicator gives an amount of time a battery powering the wireless communications device will last at the current wireless power transmission level. | 2015-10-22 |
20150301115 | BATTERY CONTROL DEVICE, BATTERY SYSTEM - The purpose of the present invention is to provide a battery control device that can appropriately verify the results of the estimation of the state of charge of a battery. This battery control device is provided with a charged state calculation unit that calculates the state of charge of the battery and a charged state verification unit that verifies the results of the calculation. The charged state verification unit calculates the charged state using a calculation procedure that is not being used by the charged state calculation unit. | 2015-10-22 |
20150301116 | STATE OF CHARGE ESTIMATOR AND METHODS OF MAKING AND USING THE SAME - A number of variations include a method, which may include using at least a segment of voltage-based Battery State Estimation data, and using real-time linear regression, which may be a method of estimating future behavior of a system based on current and previous data points, to provide a robust and fast-adapting impedance response approximator. Linear regression may be performed by forming an RC circuit which is “equivalent” to electrochemical impedance spectroscopy data and processing the runtime values of that RC circuit using any number of known real-time linear regression algorithms including, but not limited, to a weighted recursive least squares (WRLS), Kalman filter or other means. | 2015-10-22 |
20150301117 | PARAMETER ESTIMATING DEVICE, PARAMETER ESTIMATING METHOD, ELECTRICITY STORAGE SYSTEM, AND PROGRAM - A parameter estimating device includes a state quantity measurement unit | 2015-10-22 |
20150301118 | POST-DETERIORATION PERFORMANCE ESTIMATING APPARATUS AND POST-DETERIORATION PERFORMANCE ESTIMATING METHOD FOR ENERGY STORAGE DEVICE, AND ENERGY STORAGE SYSTEM - A post-deterioration performance estimating apparatus estimates a post-deterioration performance value indicating performance of an energy storage device at a predetermined deterioration point, wherein discharge capacity of the energy storage device discharging at a predetermined first current is referred to as energy storage capacity, discharge capacity of the energy storage device discharging at a second current of a current value smaller than that of the first current is referred to as small current discharge capacity, a relational expression on relation among initial capacity of the energy storage device, a first capacity decreased amount obtained by subtracting the small current discharge capacity from the initial capacity, a second capacity decreased amount obtained by subtracting the energy storage capacity from the small current discharge capacity, and a cumulative operating period as a cumulative value of operating periods of the energy storage device is referred to as a first relational expression, and the post-deterioration performance estimating apparatus includes a post-deterioration performance estimator configured to estimate the post-deterioration performance value at the deterioration point in accordance with the first relational expression and the cumulative operating period at the deterioration point. | 2015-10-22 |
20150301119 | BATTERY SENSOR FOR VEHICLE AND METHOD FOR DETERMINING SEASON USING BATTERY SENSOR FOR VEHICLE - A season is determined by using a battery sensor for a vehicle, and as a result, a performance of a battery is predicted in advance to improve a monitoring performance of the battery sensor for the vehicle. | 2015-10-22 |
20150301120 | Bidirectional DC Converter-based Battery Simulator - A battery simulator is configured to provide large energy pulses for hot plug testing while maintaining the ability to quickly respond during random order testing. A simulator can comprise a plurality of cell simulators “cellsims” coupled to a DC power supply. Each cellsim can include a bidirectional DC converter, a bulk capacitor on the primary side of the converter, and a switchable discharge capacitor on the secondary side of the converter. The bidirectional DC converter enables the simulator to cooperate with a battery control module (BCM) to perform active cell balancing. Energy received from the BCM can be stored at the bulk capacitor. The discharge capacitor can be coupled to an output link to provide a high energy pulse to the BCM to simulate hot plug conditions, and can be decoupled from the link during random order testing. Output link voltage and current can be monitored for fault detection. | 2015-10-22 |
20150301121 | METHOD AND APPARATUS FOR ESTIMATING BATTERY LIFE DURING DRIVING OF ELECTRICAL VEHICLE (EV) - An apparatus for estimating a battery life includes a battery monitor configured to monitor an output signal from a battery; a steady state detector configured to detect a first steady state in which the output signal stays in a steady state and a second steady state differing from the first steady state; and an estimator configured to estimate a battery life from a variation of the output signal in a transient state in which the output signal transitions from the first steady state to the second steady state. | 2015-10-22 |
20150301122 | METHOD AND APPARATUS FOR CORRECTING ERROR OCCURRING IN ESTIMATION OF BATTERY LIFE - An apparatus and method for correcting an error occurring in estimation of a life of a battery. Either one or both of usage information and battery environment information are collected, and a weight corresponding to the either one or both of the battery usage information and the battery environment information may be calculated from a battery degradation model. The calculated weight may be reflected on a state of health (SOH), and the SOH may be corrected. | 2015-10-22 |
20150301123 | PERFORMANCE DETERIORATION DETECTING APPARATUS AND PERFORMANCE DETERIORATION DETECTING METHOD FOR ENERGY STORAGE DEVICE, AND ENERGY STORAGE SYSTEM - A performance deterioration detecting apparatus detects an initial state of sudden deterioration in performance of an energy storage device as a performance deterioration start state, and includes: a first acquiring unit configured to acquire a first maximum variation amount as a maximum value of a capacity variation amount that is a degree of variation in current carrying capacity relative to variation in voltage of the charged or discharged energy storage device, regarding a capacity-voltage property at a first time point, indicating relation between the capacity variation amount and the voltage; a second acquiring unit configured to acquire a second maximum variation amount as a maximum value of the capacity variation amount regarding the capacity-voltage property at a second time point after the first time point; and a performance deterioration determiner configured to determine that the energy storage device is in the performance deterioration start state at the second time point if a variation amount ratio as a ratio of the second maximum variation amount to the first maximum variation amount exceeds a predetermined value. | 2015-10-22 |
20150301124 | TESTING A MULTI-PHASE VOLTAGE REGULATOR MODULE - Low-impedance pins are electrically connected to a set of corresponding nodes of a multi-phase VRM. The multi-phase VRM is activated. A failure condition is induced in a phase of the multi-phase VRM by modifying operating parameters of the phase of the multi-phase VRM using the set of low-impedance pins. The output signal of the multi-phase VRM is monitored in response to the induced failure condition. | 2015-10-22 |
20150301125 | POWER SUPPLY MONITORING DEVICE, ELECTRONIC APPARATUS, AND POWER SUPPLY MONITORING METHOD - A power supply monitoring device, comprising a monitoring circuit that includes a first charge comparing unit configured to generate a first comparison result based on a first pulsating signal, a second charge comparing unit configured to generate second comparison result based on a second pulsating signal, and a power interruption detection unit configured to output a detection signal based on whether the first and second comparison results indicate a supply of power has been interrupted. | 2015-10-22 |
20150301126 | DEVICE AND METHOD FOR EARLY DETECTION OF POWER FAILURE IN AN EXTERNAL POWER SUPPLY - An external power supply converts AC power to DC Power for a device. The external power supply and the device comprise circuits that provide early AC input failure detection so that the device can take measures such as to safe keep data as long as the external power supply continues to provide DC power to the device. | 2015-10-22 |
20150301127 | Methods and Apparatus for Sensing Ground Leakage and Automated Self Testing Thereof - Methods and apparatus provide for: measuring leakage current from a source of AC power, which provides power to at least one load circuit; and comparing the measured leakage current values against one or more predetermined thresholds to establish status therefor; and automatically performing self tests to determine whether the leakage current sensing and comparing operations are operative. | 2015-10-22 |
20150301128 | Method and apparatus for the diagnosis of a faulty light-emitting means - A method and a device for the diagnosis of faulty light emitting diodes in a string ( | 2015-10-22 |
20150301129 | AUTOMOTIVE MAGNETIC SHIELD - A linear magnetic sensor shield system comprises first and second shield parts. The system may include first and second field sensor assemblies, each having field sensors disposed therein. The first shield part may be disposed adjacent to a first side and a third side of the first field sensor assembly, and the second shield part may be disposed adjacent to a second side of the second field sensor assembly. The shield parts may be formed of mu metal, by of example, or they may have a curved shape or a thickness in the range of about 0.015 inch to about 0.030 inch. A torque transmitting device is also provided. | 2015-10-22 |
20150301130 | AUTOMOTIVE MAGNETIC SHIELD - A linear magnetic sensor shield system comprises first and second shield parts. The system may include first and second field sensor assemblies, each having field sensors disposed therein. The first shield part may be disposed adjacent to a first side of the first field sensor assembly, and the second shield part may be disposed adjacent to a second side of the second field sensor assembly. The shield parts may be formed of mu metal or a mu metal and steel composite, by of example. A torque transmitting device is also provided. | 2015-10-22 |
20150301131 | SYSTEMS AND METHODS FOR DESIGN OF MAGNETIC RESONANCE IMAGING SLICE-SELECT PULSES - A method of designing quiet variable-rate MRI slice-select pulses includes creating discretized first slice-select constant-amplitude gradient and RF waveforms, associating discretized time points having a first constant time increment with the first waveforms, selecting a scaling function that smooths the gradient waveform when multiplied together, multiplying the gradient and RF waveforms by the corresponding value of the scaling function to create second gradient and RF waveforms, dividing the time increment between the discretized time points by the corresponding value of the scaling function to create a remapped time increment, cumulatively summing the remapped time increments to create a remapped time scale, interpolating the second gradient and RF waveforms along the remapped time scale to form final gradient and RF waveforms, and providing the final gradient and RF waveforms for incorporation into an MRI pulse sequence. A system implementing the method and a non-transitory computer-readable medium are disclosed. | 2015-10-22 |
20150301132 | RHEOLOGY UNIT FOR MRI WITH INTEGRATED OSCILLATOR AND RF ANTENNA - The present invention provides a rheology module ( | 2015-10-22 |
20150301133 | Method Of Multislice MR Elastography With Multiband Acquisition - A method for performing multi-slice MR Elastography on an anatomical region of interest associated with a patient includes inducing shear waves at a shear wave frequency value (e.g., between 25-500 Hz) in the anatomical region of interest using an external driver. Next, the anatomical region of interest is imaged during a single patient breath-hold using an MRI acquisition process. Following the MRI acquisition process(es), phase images of the anatomical region of interest are generated based on an acquired RF signal. These phase images may then be processed (e.g., using an inversion algorithm) to generate one or more quantitative images depicting stiffness of the anatomical region of interest. In some embodiments, a wave image is also generated showing propagation of the plurality of shear waves through the anatomical region of interest based on the phase images. | 2015-10-22 |
20150301134 | MAGNETIC RESONANCE IMAGING APPARATUS AND OPERATING METHOD OF COOLING FAN MOTOR OF MAGNETIC RESONANCE IMAGING APPARATUS - To prevent image quality deterioration of an image due to a variable magnetic field generated by a fan motor provided in a position where a measuring magnetic field leaks, a magnetic resonance imaging apparatus has a gantry including a static magnetic field generating magnet; a gradient magnetic field generating coil; and an irradiation coil, a table for placing the object, and an input/output device including a display device and is provided with at least a pair of cooling fan motors arranged almost symmetrically to the central axis that extends along the long-axis direction of the cylindrical space and is located in the center in the horizontal direction of the static magnetic field generating magnet or the vertical plane passing through the central axis. | 2015-10-22 |
20150301135 | METHOD, SYSTEM AND MAGNETIC RESONANCE APPARATUS FOR COMPENSATING FOR INHOMOGENEITIES IN THE MAGNETIC FIELD - A method and a magnetic resonance apparatus compensate for inhomogeneities in a magnetic field generated by the magnetic resonance apparatus with a shim coil of the magnetic resonance apparatus. The shim coil is arranged at an object under investigation. A position and an orientation of the shim coil are automatically determined. The inhomogeneities of the magnetic field are determined. The inhomogeneities are compensated for via the shim coil depending on the position and the orientation of the shim coil. | 2015-10-22 |
20150301136 | MRI Method of Hybrid Acquisition in 3D TSE - A method for accelerating magnetic resonance imaging is proposed. In 3D MRI, the method utilizes two sub-echo-trains in each repetition time for the simultaneous acquisition of two contrasts. The first sub-echo-train is a turbo spin echo train and the second sub-echo-train is a gradient echo train. The method acquires two different contrasts simultaneously in a single acquisition, for example one water image plus one fat image, or one turbo spin echo image plus one susceptibility weighted image. | 2015-10-22 |
20150301137 | IMPLEMENTATION OF A MAGNETIC RESONANCE EXAMINATION AT SEVERAL BED POSITIONS IN THE SCANNER - In a method and magnetic resonance (MR) apparatus for implementing an MR examination of an examination subject with a predetermined MR measurement protocol at several different bed positions of the bed of the MR apparatus, a respective anatomical structure of the examination subject is determined for each of the several bed positions and a respective specific absorption rate is determined for each of the several bed positions as a function of the respective anatomical structure of the examination subject at the corresponding bed position and the predetermined MR measurement protocol. The specific absorption rates for the several bed positions are determined before electromagnetic fields are generated according to the respective predetermined MR measurement protocol. The specific absorption rates are compared with an absorption rate threshold value and a notification is output if at least one of the specific absorption rates exceeds the absorption rate threshold value. | 2015-10-22 |
20150301138 | Magnetic Resonance Fingerprinting With Steady State Precession (MRF-FISP) - Example embodiments associated with NMR fingerprinting are described. One example NMR apparatus includes an NMR logic that repetitively and variably samples a (k, t, E) space associated with an object to acquire a set of NMR signals that are associated with different points in the (k, t, E) space. Sampling is performed with t and/or E varying in a non-constant way. Sampling is performed in response to a fast imaging with steady state free precession (MRF-FISP) pulse sequence having an unbalanced gradient that dephases transverse magnetization. The NMR apparatus may also include a signal logic that produces an NMR signal evolution from the NMR signals, and a characterization logic that characterizes a resonant species in the object as a result of comparing acquired signals to reference signals. The unbalanced gradient in the MRF-FISP pulse sequence reduces sensitivity to B0 in homogeneity. | 2015-10-22 |
20150301139 | METHOD AND SYSTEM FOR INSPECTION OF COMPOSITE MATERIAL COMPONENTS - A non-destructive inspection of epoxy-based objects by creating a substantially uniform magnetic field of about 0.1 to 0.5 Tesla within a magnetic field region at least partially overlapping with a test zone where the inspected object is to be located, applying electromagnetic excitation signals in the test site to affect the nuclei magnetization in the inspected object and concurrently generating magnetic gradients in three orthogonal directions thereinside, to thereby cause spatially resolved nuclear spin echo signals from the inspected object. Data corresponding to electromagnetic radiation received responsive to the nuclear spin echo signals from the inspected object is processed to extract data indicative of the spatially resolved nuclear spin echo signals from the inspected object, and magnetic resonance images indicative of structural defects in the object are then generated using the extracted data. | 2015-10-22 |
20150301140 | BACKGROUND-SUPPRESSED MYELIN WATER IMAGING - A technique and associated imaging system is provided that selectively acquires the myelin water signal by utilizing a multiple inversion RF pulses to suppress a range of long T | 2015-10-22 |
20150301141 | Nuclear Magnetic Resonance (NMR) Fingerprinting Tissue Classification And Image Segmentation - Apparatus, methods, and other embodiments associated with NMR fingerprinting are described. One example NMR apparatus includes an NMR logic that repetitively and variably samples a (k, t, E) space associated with an object to acquire a set of NMR signals that are associated with different points in the (k, t, E) space. Sampling is performed with t and/or E varying in a non-constant way. The NMR apparatus may also include a signal logic that produces an NMR signal evolution from the NMR signals, and a characterization logic that characterizes a resonant species in the object as a result of comparing acquired signals to reference signals. The NMR signal evolution may be assigned to a cluster based on the characterization of the resonant species. Cluster overlay maps may be produced simultaneously based, at least in part, on the clustering. The clusters may be associated with different tissue types. | 2015-10-22 |
20150301142 | Diffusion-Weighted Double-Echo Magnetic Resonance Fingerprinting (MRF) - Apparatus, methods, and other embodiments associated with NMR fingerprinting are described. One example NMR apparatus includes an NMR logic that repetitively and variably samples a (k, t, E) space associated with an object to acquire a set of NMR signals that are associated with different points in the (k, t, E) space. Sampling is performed with t and/or E varying in a non-constant way. Sampling is performed in response to a diffusion-weighted double-echo pulse sequence. Sampling acquires transient-state signals of the double-echo sequence. The NMR apparatus may also include a signal logic that produces an NMR signal evolution from the NMR signals, and a characterization logic that characterizes a resonant species in the object as a result of comparing acquired signals to reference signals. | 2015-10-22 |
20150301143 | SYSTEM AND METHOD FOR REDUCED FIELD OF VIEW MAGNETIC RESONANCE IMAGING - A method for reduced field of view magnetic resonance (MR) imaging includes applying a pulse sequence using a plurality of gradient coils and at least one RF coil of a magnetic resonance imaging system. The pulse sequence includes a two dimensional (2D) echo-planar RF excitation pulse with a plurality of side lobes along a slice select axis and a multiband RF refocusing pulse. MR data is acquired in response to the application of the pulse sequence and at least one MR image is reconstructed based on the MR data. The at least one MR image may then be displayed. | 2015-10-22 |
20150301144 | Distinguishing Diseased Tissue From Healthy Tissue Based On Tissue Component Fractions Using Magnetic Resonance Fingerprinting (MRF) - Example embodiments associated with characterizing a sample using NMR fingerprinting are described. One example NMR apparatus includes an NMR logic that repetitively and variably samples a (k, t, E) space associated with an object to acquire a set of NMR signals that are associated with different points in the (k, t, E) space. Sampling is performed with t and/or E varying in a non-constant way. The NMR apparatus may also include a signal logic that produces an NMR signal evolution from the NMR signals and a characterization logic that characterizes a tissue in the object as a result of comparing acquired signals to reference signals. Example embodiments facilitate distinguishing diseased tissue from healthy tissue based on tissue component fractions identified using the NMR fingerprinting. | 2015-10-22 |
20150301145 | MULTISLICE ACQUISITION WITH INCOHERENT ALIASING - A method for producing images of a subject with a MRI system is provided. A radio frequency (RF) excitation field in combination with a slice-select magnetic gradient field along a slice-select direction is provided. At least one readout magnetic field gradient is established along a frequency-encoding direction and at least one phase encoding magnetic field gradient along a phase-encoding direction. The RF field or magnetic field gradient is manipulated along a slice-select direction in order to impart a sequence of phase shifts to the formed echo signals such that image data corresponding to an at least one adjacent slice location is incoherently aliased across a field-of-view (FOV) of a current slice location. Image data is acquired indicative of the formed echo signals. A plurality of images of the subject is reconstructed. | 2015-10-22 |
20150301146 | Magnetic Resonance Imaging (MRI) With Auto-Detection and Adaptive Encodings For Offset Frequency Scanning - Example apparatus and methods provide improved resolution over conventional magnetic resonance imaging (MRI) that is affected by the presence of metal (e.g., prosthetic hip) in the MRI field of view (FOV). Embodiments may excite a slice that is affected by a susceptibility effect produced by metal. Embodiments may excite the slice using a first pre-determined frequency and a plurality of scout frequency encodings. Embodiments may acquire nuclear magnetic resonance (NMR) signal data from the slice in response to the first pre-determined frequency and the plurality of scout frequency encodings and select frequency encodings to use to image the slice as a function of an amplitude of the NMR signal data. Frequency encodings are selected to produce data that will help account for distortions caused by the susceptibility effect. | 2015-10-22 |
20150301147 | Magnetic Resonance Fingerprinting (MRF) With Efficient Acquisition Schemes - Example apparatus and methods improve magnetic resonance fingerprinting (MRF) by performing MRF with optimized spatial encoding, parallel imaging, and utilization of field inhomogeneities. Multi-echo radial trajectories and spiral trajectories may acquire data according to sampling schemes based on models of charge distribution on a sphere. Non-uniform sampling schemes may account for differences in detector coil performance. Field inhomogeneities provide spatial information that enhances the spatial separation of an MRF signal and facilitates unaliasing pixels. The field inhomogeneity may be manipulated. An MRF pulse sequence may include frequency selective RF pulses that are determined by the field inhomogeneities. Inhomogeneities combined with selective RF pulses result in higher acquisition efficiency. | 2015-10-22 |
20150301148 | Method for Checking an Electrical Current Measurement, Circuit for Carrying Out the Method, Battery and Motor Vehicle - A method for checking an electrical current measurement includes a first step of measuring a current to be measured I | 2015-10-22 |
20150301149 | Circuits and Methods for Self-Calibrating or Self-Testing a Magnetic Field Sensor Using Phase Discrimination - A magnetic field sensor has a reference magnetic field channel and an external magnetic field channel. The magnetic field sensor uses phase discrimination to isolate a reference-magnetic-field signal component from an external magnetic field signal component in the two channels. | 2015-10-22 |
20150301150 | DELIVERY BEACON DEVICE AND METHODS FOR USE THEREWITH - A beacon device includes a beacon code generator that generates beacon data that uniquely indicates a subscriber. A beacon generator generates a wireless homing beacon that indicates the beacon data. The wireless homing beacon is detectable by the at least one drone delivery device to facilitate a service delivery by the drone delivery device at the location of the beacon device. | 2015-10-22 |
20150301151 | EXTENDED LIFE, TIMED PINGER FOR AIRCRAFT - A system monitors geographical information for location of an aircraft and supplies that information to a sunrise/sunset calculator that feeds location and sunrise/sunset data to a controller. The controller controls operation of a pinger, limiting its hours of operation to save battery power and extend the time period within which the pinger is audible. The hours of operation are pre-programmed to consist of a time range from sunrise to sunset or from a time after sunrise to a time before sunset. | 2015-10-22 |
20150301152 | LOCALIZATION WITH NON-SYNCHRONOUS EMISSION AND MULTIPATH TRANSMISSION - Directional characterization of a location of a target device makes use of multiple radio transmissions that are received from the target device. In some examples, each radio transmission is received at a first antenna at a fixed location, and is also received at a second moving antenna. The received transmissions are combined to determine the directional characterization, for example, as a distribution of power as a function of direction. In some examples, the received radio transmissions are processed to determine, for each of a plurality of directions of arrival of the radio transmissions, a most direct direction of arrival, for example, to distinguish a direct path from a reflected path from the target. | 2015-10-22 |
20150301153 | Sensing Direction and Distance - Technology described in this document can be embodied in an optical sensor that includes a rectangular array of at least four photodetector cells of substantially equal size. An opaque mask is affixed over the rectangular array. The opaque mask defines a substantially rectangular aperture for admitting light onto only a portion of the surface of each of the at least four photodetector cells, where the aperture can be centrally positioned over the rectangular array. | 2015-10-22 |
20150301154 | GAIN PROJECTION GEO-LOCATION SYSTEMS AND METHODS - A system and method for estimating the geographic location of an RF emitter which involves spatially filtering and receiving RF signals through use of a beamforming antenna array having multiple overlapping beams; detecting and measuring the time-of-arrival and amplitude of signals which are received in each beam through use of multiple synchronized receivers; identifying simultaneous detections of the same emitter which have occurred in adjacent beams; projecting the associated beamformed antenna gain patterns onto the underlying terrain for all instances in which there was a simultaneous detection in adjacent beams; weighting and accumulating all projections to form a Maximum Likelihood Surface (MLS); and finally, estimating the location of the emitter through analysis of the resulting MLS. | 2015-10-22 |
20150301155 | REAL TIME LOCATION SYSTEM AND METHOD - A method includes receiving a transmitted signal containing an object identifier at multiple dispersed antennas, and utilizing inverse Kriging to identify a probable location of each object within a reception area. An object being tracked may detect an event, generate a communication indicative of the event and an object identifier, and transmit the communication to multiple receivers to identify a location of the object. | 2015-10-22 |
20150301156 | ELECTROMAGNETIC RADIATION SOURCE LOCATING SYSTEM - An electromagnetic radiation source locating system including an electromagnetic radiation sensor including an antenna configured to detect a radiant energy transmission. A position detector is in communication with the controller and is configured to detect the position of the antenna relative to a reference coordinate system, while an orientation sensor is in communication with the controller and is configured to detect the orientation of the antenna and provide an orientation signal to the controller. A range sensor is configured to detect the distance to an aligned object in the path of a directional vector and provide a distance signal indicative thereof to the controller. An aerial vehicle may be in communication with the controller and configured to drop a marker for guiding navigators to the source of the radiant energy transmission. | 2015-10-22 |
20150301157 | METHOD FOR DETECTING INTERFERENCE IN A RECEIVED SIGNAL OF A RADAR SENSOR, DRIVER ASSISTANCE DEVICE AND MOTOR VEHICLE - The invention relates to a method for detecting interference in a received signal (s) received by a radar sensor ( | 2015-10-22 |
20150301158 | Waveform Selection for Mitigation of Radar Saturating Clutter - A computer-implemented method is provided for maximizing surveillance volume in a radar system. This includes determining saturation range probability | 2015-10-22 |
20150301159 | Method for calibrating a radar sensor, and radar system - A method, and corresponding radar system, for calibrating a radar sensor, including: placing at least one reference object at a predetermined position in the field of view of the radar sensor; sensing an estimated position of the at least one reference object by way of the radar sensor; calculating a correction value for the position of the at least one reference object based on the predetermined position of the at least one reference object and on the estimated position, sensed by the radar sensor, of the at least one reference object; and applying the calculated correction value to estimated positions, sensed by the radar sensor, of further objects in the field of view of the radar sensor. | 2015-10-22 |
20150301160 | LASER SCANNER - A laser scanner measures a surface of spaces and/or objects and produces a point cloud representing the surface. The laser scanner includes a laser source for producing laser light, a detector for receiving the laser light, and a platform that pivots relative to a stationary base of the laser scanner. The laser light is directed to a particular point on the surface through an outlet point. Laser light scattered at the particular point is received through an inlet point on the platform. A distance to the particular point is determined using laser light scattered and received by the detector. A direction to the particular point is detected using, for example, one or more sensors for determining a pivot position of the platform relative to the base. A parallel kinematic drive pivots the platform relative to the base to scan the laser beam over points of the surface. | 2015-10-22 |
20150301161 | METHOD AND GEODETIC DEVICE FOR SURVEYING AT LEAST ONE TARGET - The invention relates to a method for surveying at least one target using a geodetic device. According to said method, a camera of the device captures a visual image and surveys an angle and/or a distance to the target with geodetic precision, the angle and/or distance surveillance being supported or controlled by the visual image. At the same time of capture of the visual image at least two distance points of a distance image are captured as the spatial distribution of discrete distance points in the area of detection. When the visual image and the distance image are correlated with each other, the target is recognized or the measuring process is controlled. | 2015-10-22 |
20150301162 | DISTANCE MEASURING METHOD AND EQUIPMENT USING OPTICAL SIGNAL - The present invention relates to distance measuring method and equipment which consists of a stage that receives multiple signals reflected from the target of measuring through the operation of the shutter, a stage that calculates the phase difference between transmitting and receiving signals based on said multiple signals received at said different phases, and a stage that calculates the distance between said target of measurement and a distance measuring equipment based on said phase difference, and said multiple signals may be of same frequency and amplitude. Therefore, the phase difference between transmitting and receiving signals can be determined accurately and the distance to the objects can be accurately recognized. | 2015-10-22 |
20150301163 | BROADBAND FREQUENCY DETECTOR - Provided is a broadband frequency detector, more particularly, to a frequency detector detecting all the signals for guiding the safe vehicle operation, and radar signals for determining vehicle speeds. The broadband frequency detector comprises: a horn antenna configured to receive signals having specific frequencies; a first amplifier configured to receive the signals having specific frequencies from the horn antenna; a mixer unit configured to receive signals from the first amplifier, wherein the signals are low noise amplified therein; and a second amplifier, arranged in parallel with the amplifier, for transferring signals to the mixer unit after low noise amplifying the signal received from the horn antenna, wherein the second amplifier includes a transistor. | 2015-10-22 |
20150301164 | ACOUSTIC MODULE AND ANTENNA INCORPORATING SAID ACOUSTIC MODULE - An acoustic module is provided for an acoustic antenna for receiving submarine waves, produced in the form of a panel of polychloroprene-based rubber incorporating a plurality of longitudinal tubular ducts extending along the length of the rubber panel and being spaced apart along the width of the rubber panel, the longitudinal ducts receiving columns of hydrophones spaced apart lengthwise, the rubber panel also incorporating at least one transverse duct extending along the width of the rubber panel, the longitudinal and transverse ducts being filled with a fluid and the acoustic panel capable of blocking the ducts in a seal-tight manner, the hardness of the rubber and the thickness of the panel being chosen such that the acoustic module exhibits a first degree of freedom in bending about an axis extending lengthwise and a second degree of freedom in bending about an axis extending widthwise. | 2015-10-22 |
20150301165 | Architecture of Single Substrate Ultrasonic Imaging Devices, Related Apparatuses, and Methods - Aspects of the technology described herein relate to ultrasound device circuitry as may form part of a single substrate ultrasound device having integrated ultrasonic transducers. The ultrasound device circuitry may facilitate the generation of ultrasound waveforms in a manner that is power- and data-efficient. | 2015-10-22 |
20150301166 | SENSOR DEVICE FOR A COMPUTER SYSTEM, COMPUTER SYSTEM WITH A SENSOR DEVICE AND OPERATING METHOD FOR A SENSOR DEVICE - A sensor device for a computer system has a transceiver unit and a data processing device connected to the transceiver unit, wherein the data processing device is configured to predefine emission of signals at measuring intervals for the transceiver unit; detect, on the basis of received, reflected signals, signal ranges assignable to objects; define a deviation in intensities of the received signal ranges over a plurality of measuring intervals for associated, detected signal ranges; and decide, on the basis of the defined deviation, whether a change has taken place in the object assigned to the respectively detected signal range. | 2015-10-22 |
20150301167 | DETECTION OF MOVABLE OBJECTS - A device includes a radar system configured to be placed in a hiding mechanism, the radar system having one or more transmit antennas oriented within the hiding mechanism and configured to transmit one or more radar signals toward a barrier, one or more receive antennas oriented within the hiding mechanism and configured to receive reflection signals of the transmitted radar signal back through the barrier and back through the hiding mechanism, one or more transceivers coupled to the one or more transmit antennas and the one or more receive antennas, and an electronic processor to analyze the received reflection signals of the transmitted one or more radar signals, and determine, based on the analyzed received reflection signals, locations of the one or more individuals within a region at a side of the barrier. | 2015-10-22 |
20150301168 | Omnidirectional Retrodirective Antennas - Embodiments of the invention are directed to retrodirective radio-frequency systems wherein a transmit antenna array includes at least one row of N transmit elements and a receive antenna array includes at least one row of N receive elements that correspond one-to-one to the transmit elements and wherein the transmit and receive elements are located on spaced planes, and centered about a common axis and located at common transmit distance and a common receive distance, respectively. In some embodiments the one row of transmit and receive elements comprises “n” rows of elements, where “n” is an integer greater than one, thereby forming a two-dimensional array. In some embodiments the total transmit radiation pattern provides an azimuth coverage of 360 degrees. In other embodiments, it may provide less coverage but be operable as independent sectors. In some embodiments, the desired transmit wave form will be identical between all transmit elements of the array, one possible example being pseudo random noise imparted on a sinusoidal carrier. | 2015-10-22 |
20150301169 | A METHOD AND A DEVICE FOR DETERMINING THE TRAJECTORY OF A BULLET EMITTED BY A SHOTGUN AND FOR LOCATING A SHOT POSITION - A radar device and a method for determining, in an observation zone, the trajectory of a bullet fired by a small firearm, wherein the radar device is arranged at a radar site and performs a radar scanning step of the observation zone. The radar-scanning step comprises emitting a periodic radar signal of frequency set between 4 GHz and 18 GHz, in particular, a signal comprising two tones that have respective distinct frequencies, and demodulating and processing a return signal received in response to the radar signal, detecting, when a shot is fired, a trace of the bullet comprising a plurality of points or plots. | 2015-10-22 |
20150301170 | A METHOD OF ESTIMATING A LOCAL PLOT DENSITY IN A RADAR SYSTEM; A PLOT DENSITY ESTIMATOR AND A RADAR SYSTEM WITH A PLOT DENSITY ESTIMATOR - A method of estimating a local plot density in a radar system observing an observation volume, the radar system configured to generate plots with plot attributes, by establishing a non-empty set of M-dimensional basis functions and corresponding coefficients, and repeatedly updating at least one coefficient based on at least one plot as obtained from the radar system, adjusting the basis functions and corresponding coefficients to represent a number of plots in a predetermined adjusting interval, and estimating the local plot density at a given point in the observation volume. | 2015-10-22 |
20150301171 | IMPROVEMENTS IN AND RELATING TO COURSE AND/OR SPEED DATA - Disclosed is a method of determining a velocity of a vessel, comprising the steps of: detecting objects in the vicinity of the vessel; selecting an object having a velocity relative to the vessel which is below a predefined threshold; and determining the velocity of the vessel to be opposite to the velocity of the object. Also disclosed is an apparatus arranged to perform the method. | 2015-10-22 |
20150301172 | METHOD FOR OPERATING A RADAR SENSOR OF A MOTOR VEHICLE, DRIVER ASSISTANCE DEVICE AND MOTOR VEHICLE - The invention relates to a method for operating a radar sensor ( | 2015-10-22 |
20150301173 | Communication channel through presence detection - According to a first aspect of the invention, a method ( | 2015-10-22 |
20150301174 | SECURITY SYSTEM USING LADAR-BASED SENSORS - A security sensor system comprises one or more laser detection and ranging (LADAR) sensors configured for accumulation of three-dimensional image data. In one embodiment, the one or more LADAR sensors each comprise a LADAR device, such as a MEMS device, configured to transmit a plurality of laser pulses, and a microprocessor operatively coupled to the LADAR device. One or more data storage devices is operatively coupled to the microprocessor and configured to store the three-dimensional image data, as well as predetermined protected area boundary and fixed object definitions. A GPS receiver can be operatively coupled to the microprocessor and a GPS antenna. The microprocessor is configured to perform a LADAR image analysis that compares the three-dimensional image data with the protected area boundary and fixed object definitions to identify one or more potential intruders. | 2015-10-22 |
20150301175 | DRIVER-ENTRY DETECTOR FOR A MOTOR VEHICLE - Driver-detection technology includes various systems, methods, and apparatuses. For example, an active infrared (IR) sensor might be affixed in a motor-vehicle driver footwell and detect the driver's entry into the vehicle. The detection of the driver by the IR sensor is usable to personalize motor-vehicle features, such as seat position, steering-wheel position, interior lighting, radio controls, mirror angles, and touch-screen configuration, among others. | 2015-10-22 |
20150301176 | OPTOELECTRONIC APPARATUS - The invention relates to an optoelectronic device ( | 2015-10-22 |
20150301177 | DISTANCE MEASURING METHOD AND DISTANCE MEASURING SYSTEM - In a TOF distance measurement employing light, the accuracy of distance measurement is improved without a significant increase in cost. A light source emits light to an object during an emission period. A sensor converts received reflected light (delay time τ) into an electrical signal during a plurality of signal accumulation periods, and accommodates the electrical signal. The signal accumulation period is set so that an accumulated signal amount varies depending on a distance to the object. The emission intensity of the light source is changed during the emission period so that the accumulated signal amount and the distance to the object has a nonlinear relationship. | 2015-10-22 |
20150301178 | LIDAR MEASURING SYSTEM AND LIDAR MEASURING METHOD - The present invention relates to a lidar measurement system for the detection of the presence and/or motion of particles and/or objects in a space region remote from the lidar measurement system and comprising an interferometer arrangement, as well as to a corresponding method using such a measurement system. The interferometer arrangement comprises a continuous wave laser source ( | 2015-10-22 |
20150301179 | METHOD AND DEVICE FOR DETERMINING AN ORIENTATION OF AN OBJECT - The invention relates to a method for determining a spatial orientation of an auxiliary measurement object for a laser tracker, said measurement object having reference features which provide points of light. The tracker has a base, a support which can be pivoted in a motorized manner, a pivoting unit which can be rotated about a tilting axis in a motorized manner and which comprises an image capturing unit for capturing an image of the points of light, and a beam source for emitting a laser beam. According to the method, an image is captured in the direction of the auxiliary measurement object with respective capturable points of light, and the spatial orientation of the auxiliary measurement object is derived from image positions in the image for the points of light captured in the image using an image analysis. | 2015-10-22 |
20150301180 | TERRAIN MAPPING LADAR SYSTEM - A lightweight, low volume, high performance LADAR sensor incorporating 3-D focal plane arrays is adapted specifically for terrain mapping. The present invention generates, at high speed, 3-D topographical, water surface, floating object, bathymetric, biological gas cloud, poison gas cloud, or smoke stack emission mapping data. The 3-D focal planes are used in a variety of physical configurations which provide advantages over prior art terrain mapping LADAR sensors. | 2015-10-22 |
20150301181 | SPATIALLY CODED STRUCTURED LIGHT GENERATOR - A spatially coded structured light is generated by an array of laser diodes ( | 2015-10-22 |
20150301182 | OPTICAL OBJECT-DETECTION DEVICE HAVING A MEMS AND MOTOR VEHICLE HAVING SUCH A DETECTION DEVICE - An optical object sensing device for a motor vehicle, having an emitter unit for emitting an emission light beam and having a receiver unit for receiving a reception light beam, and having an electronic evaluation device for detecting an object external to the vehicle in a vicinity of the motor vehicle as a function of the reception light beam. The emitter unit includes an emitter for generating the emission light beam, a controllable micromirror by which the emission light beam can be panned at least in a first panning direction, and an emission lens arranged behind the micromirror in the emission beam path, where at least along the first panning direction, the emission lens is configured as a concave-convex lens with a concavely curved surface, which faces towards the micromirror, and with a convexly curved surface. | 2015-10-22 |
20150301183 | LOW BANDWIDTH METHOD FOR EPHEMERIS RECOVERY IN OVER-THE-AIR TRANSMISSION - A method and apparatus are disclosed for processing and transmitting precise orbit predictions of satellites in a Global Navigation Satellite System such as Navstar-GPS or a communication device such as Iridium which employs force models and curve fitting techniques so encode ephemerides, and particularly ephemerides of duration of a month, in order to minimize bandwidth requirements over-the-air and NVRAM storage requirements. The methods also apply to GNSS constellations such as Galileo or GLONASS. | 2015-10-22 |
20150301184 | Method for transmitting pseudolite system messages, pseudolite positioning system and associated device - Disclosed is a method for transmitting pseudolite system messages, the method including: pseudolite sends pseudolite node parameters of the pseudolite to which a positioning system messages broadcast channel belongs, and pseudolite node parameters of the pseudolite adjacent or nearby to the pseudolite to which the positioning system messages broadcast channel belongs, in the configured positioning system messages broadcast channel. A method for transmitting indication message of the positioning system messages broadcast channel is also disclosed in the present invention, the method including: a wireless access point sends an indication message of the positioning system messages broadcast channel of the pseudolite to a radio positioning terminal in its service area. According to the indication message of the positioning system messages broadcast channel, the radio positioning terminal accesses corresponding the positioning system messages broadcast channel, and surveys the positioning signal and/or positioning based on the node parameters obtained from the positioning system messages broadcast channel. A pseudolite positioning system and associated device are also disclosed in the present invention. By the present invention, it is possible to reduce the occupancy for the wireless access point in the pseudolite positioning. | 2015-10-22 |
20150301185 | METHOD AND APPARATUS FOR MEASURING SYNTHETIC RECEPTION PATTERN OF ADAPTIVE ARRAY ANTENNA - A method and apparatus for measuring the synthetic reception pattern of an adaptive array antenna, which are divided into a hardware apparatus and a measurement method. The hardware apparatus includes a wavefront simulator, a GNSS simulator, an external controller, a signal measurement unit, and a GNSS receiver. The measurement method using the hardware apparatus includes setting a direction of arrival of jamming and calculating a weight vector, fixing weight vectors at the calculated weight vector and collecting outputs of an array antenna system for all test signals, and displaying the collected data on a grid of a 2D plane. In accordance with the present invention, a weight vector calculated under a specific jamming situation is maintained for all test signals, so that the synthetic reception pattern of the array antenna system can be measured. | 2015-10-22 |
20150301186 | Method For Improving the Tracking of a Data Transmission Signal of a Satellite Navigation System - A method for improving tracking of a data transmission signal emitted to a receiver of a satellite navigation system in addition to navigation signals emitted by satellites to a satellite positioning receiver, comprises: transmission to the receiver, during a improvement period, and by an improvement signal emitted in coherence with said data transmission signal, of data Ni or other data Nai to predict said data, said data transmitted to the receiver by the data transmission signal during a transmission period starting after the improvement period, reception, by the receiver, of said data Ni or other data Nai which are transmitted by the improvement signal, generating the symbols serving to modulate the data transmission signal during said transmission period by said data Ni received or other data Nai received, tracking the data transmission signal while removing the effect of the modulation of said data transmission signal by the symbols generated. | 2015-10-22 |
20150301187 | METHOD AND APPARATUS FOR SELECTING SATELLITE SYSTEM - A method and an apparatus for selecting a satellite system which performs a positioning in an electronic device are provided. The method and apparatus include determining a Global Navigation Satellite System (GNSS) use mode, determining area information, the area information being information on an area where the electronic device is positioned, and selecting and activating at least one satellite system suitable for the area information among a plurality of GNSSs. | 2015-10-22 |
20150301188 | VECTOR TRACKING LOOP OPERABILITY THROUGH OSCILLATOR MICRO-JUMP EVENT - A navigation system comprises a GNSS receiver that receives GNSS signals on multiple tracking channels, an INS that generates inertial data, and a processor. A micro jump detection and correction module comprises an oscillator micro jump detector that monitors estimates of C/N | 2015-10-22 |
20150301189 | METHOD AND APPARATUS FOR MODELING OF GNSS PSEUDORANGE MEASUREMENTS FOR INTERPOLATION, EXTRAPOLATION, REDUCTION OF MEASUREMENT ERRORS, AND DATA COMPRESSION - Polynomial regression models are used to reduce errors in measurements of pseudorange between a GNSS satellite and a receiving station; for data compression by replacing a large number of measurements with a small number of coefficients of the model polynomial, optionally combined with modeling residuals; for extrapolating usefully accurate estimates of future range between the GNSS satellite and the receiving station; and for providing usefully accurate estimates of future coefficient values of the polynomial regression models themselves. | 2015-10-22 |
20150301190 | GNSS Signal Processing Methods and Apparatus - Methods and apparatus are presented for determining a position of a GNSS rover antenna from observations collected at the antenna over multiple epochs from satellite signals of multiple GNSS, wherein the observation data of each GNSS has a distinct data format. The observation data of each GNSS are presented in a generic GNSS data format, which differs from the distinct data format of the GNSS, to obtain a set of generic data. A set of difference data is prepared representing differences between the converted observation data and the generic data. When at least four satellites are tracked, the generic data of the tracked satellites of multiple GNSS are used to compute a standalone antenna position. When at least five satellites are tracked, the generic data of the tracked satellites of multiple GNSS are used to compute a real-time kinematic antenna position. | 2015-10-22 |
20150301191 | GLOBAL NAVIGATION SATELLITE SYSTEM RECEIVER SYSTEM WITH RADIO FREQUENCY HARDWARE COMPONENT - A stand-alone radio frequency (RF) hardware component comprises first and second antennas, a digitizer, a serializer, and a serial output. The first antenna receives, over-the-air, a first analog Global Navigation Satellite System (GNSS) signal in a first frequency band. The second antenna receives, over-the-air, at least a second analog GNSS signal in a second frequency band, wherein the first frequency band and the second frequency band are separate and distinct. The digitizer digitizes the first analog GNSS signal into a first digitalized GNSS signal and digitizes the second analog GNSS signal into a second digitized GNSS signal. The serializer serializes the digitized GNSS signals into a serialized output signal. A wireless transmitter for wirelessly transmitting the digitized GNSS signals, as the serialized output signal, from the radio frequency hardware component to a separate communication device. | 2015-10-22 |
20150301192 | Method and System for Power Optimization for a Global Navigation Satellite System - Methods and systems for power optimization of a global navigation satellite system may comprise receiving LEO RF satellite signals utilizing a LEO satellite signal receiver path (LEO Rx) in a wireless communication device (WCD). Circuitry in the LEO Rx may be configured in a powered down state based on a sleep schedule. A location of the wireless communication device may be determined utilizing LEO signals received by the LEO Rx. The sleep schedule may be based on a desired accuracy of the determined location, the relative strengths of signals received from a plurality of LEO satellites, a relevance factor generated by a position engine and communicated to the sort module, or a desired power level of the WCD. The relative strengths of received signals may be compared utilizing a sort module in a LEO demodulator in the LEO satellite signal receiver path. | 2015-10-22 |
20150301193 | DOSIMETER WITH RFID TAG - Described is device comprising dosimeter for measuring one or more doses of radiation; and an RFID tag comprising an antenna for communicating with an RFID tag reader and non-volatile memory for storing data therein. | 2015-10-22 |
20150301194 | GUARD EFFICIENCY COMPENSATION SYSTEM AND METHOD - A liquid scintillation counting system employs a guard detector efficiency compensation system to adjust sample event counts to compensate for a non-ideal guard which may not detect all cosmic and environmental gamma background noise events. The system and method determines counts of events detected coincidently by a guard detector subsystem and a sample detector subsystem in one or more energy regions as well as counts of events that are detected by the sample detector subsystem and not coincidently detected by the guard detector subsystem for the respective energy regions. The system and method calculates correction values for the respective energy regions based on the counts of coincident and non-coincident events and the guard efficiency values associated with the respective energy regions, using, for example, a quenched or unquenched sample. The system then applies the calculated correction values to counts for the respective energy regions, to produce corrected sample event counts. | 2015-10-22 |
20150301195 | PHOTODIODE AND OTHER SENSOR STRUCTURES IN FLAT-PANEL X-RAY IMAGERS AND METHOD FOR IMPROVING TOPOLOGICAL UNIFORMITY OF THE PHOTODIODE AND OTHER SENSOR STRUCTURES IN FLAT-PANEL X-RAY IMAGERS BASED ON THIN-FILM ELECTRONICS - A radiation sensor including a scintillation layer configured to emit photons upon interaction with ionizing radiation and a photodetector including in order a first electrode, a photosensitive layer, and a photon-transmissive second electrode disposed in proximity to the scintillation layer. The photosensitive layer is configured to generate electron-hole pairs upon interaction with a part of the photons. The radiation sensor includes pixel circuitry electrically connected to the first electrode and configured to measure an imaging signal indicative of the electron-hole pairs generated in the photosensitive layer and a planarization layer disposed on the pixel circuitry between the first electrode and the pixel circuitry such that the first electrode is above a plane including the pixel circuitry. A surface of at least one of the first electrode and the second electrode at least partially overlaps the pixel circuitry and has a surface inflection above features of the pixel circuitry. The surface inflection has a radius of curvature greater than one half micron. | 2015-10-22 |
20150301196 | HYBRID ENERGY CONVERSION AND PROCESSING DETECTOR - There is disclosed a hybrid arrangement of more than one electron energy conversion mechanism in a detector arranged physically such that the electron image can be acquired from both energy converters in such a manner that selected high-illumination parts of the image can be imaged with an indirectly coupled scintillator detector and the remainder of the image acquired with the high-sensitivity/direct electron portion of the detector without readjustments in the beam position or mechanical positioning of the detector parts. | 2015-10-22 |
20150301197 | INTRINSIC COMPLEX HALIDE ELPASOLITE SCINTILLATORS AND METHODS OF MAKING AND USING SAME - The present disclosure is directed to a group of newly discovered intrinsic scintillation compounds. As intrinsic scintillators, these compounds do not require an external activator as a dopant. The new scintillators may include members of two elpasolite families with the general exemplary formulas of A | 2015-10-22 |
20150301198 | DIGITAL RADIOGRAPHY DETECTOR - Described is a scintillator screen including a plurality of filaments. Each of the plurality of filaments includes scintillating particles dispersed within a thermoplastic polymer. The thermoplastic polymer includes an elastic additive. The scintillating particles are from about 10 volume percent to about 60 volume percent of each of the plurality of filaments. Each of the plurality of filaments has a refractive index of greater than or equal to 1.5. The plurality of filaments are substantially parallel to each other and are at a volume packing of from about 60 percent to about 90 percent. | 2015-10-22 |
20150301199 | PHOTON COUNTING X-RAY DETECTOR - The present invention relates to a photon counting X-ray detector and detection method that effectively suppress polarization even under high flux conditions. The proposed detector comprises a photon counting semiconductor element ( | 2015-10-22 |
20150301200 | RADIOGRAPHIC IMAGE DETECTOR - A flat panel detector (FPD) includes an imaging panel having pixels arranged in a matrix, a gate driver for turning thin film transistors (TFTs) of the pixels ON and OFF, a radiation detecting section for detecting the start of x-ray radiation from the x-ray source, and a controller. The controller controls the gate driver to turn the TFTs ON periodically to reset dark charges of the pixels. Before starting a charge accumulating operation for accumulating signal charges for imaging, the controller controls the gate driver to turn the TFTs OFF so that the radiation detecting section may detect the start of x-ray radiation on the basis of charge leaks from the pixels. When the start of x-ray radiation is detected, the controller starts the charge accumulating operation while keeping the TFTs in the OFF condition. Thereafter, the TFTs are turned ON to read out the accumulated signal charges. | 2015-10-22 |
20150301201 | Method and Apparatus for Automatic Calibration Check of PET Scanner Using Intrinsic Background Radiation of Scintillator Crystals - Gain values of PMTs of a PET scanner's detectors are balanced based on detected radiation from a radioactive calibration source placed in an FOV of the scanner. A time alignment is performed for scintillator crystals of the detectors based on TOF computations based on gamma photons associated with the radioactive calibration source. Baseline data is acquired using intrinsic background radiation of the scintillator crystals, without any object in the FOV. A first set of data, based on the baseline data, is stored in a memory of the scanner. After the acquisition of the baseline data, test data is acquired using intrinsic background radiation of the scintillator crystals, without any object in the FOV. A calibration status of the scanner or of an environment surrounding the scanner is automatically checked based on a comparison between the stored first set of data and a second set of data. | 2015-10-22 |
20150301202 | X-RAY ENERGY SPECTRUM MEASUREMENT METHOD, X-RAY ENERGY SPECTRUM MEASUREMENT APPARATUS, AND X-RAY CT APPARATUS - Provided is an X-ray energy spectrum estimation method capable of reproducing, with high precision, information on an attenuation path to which an X-ray is irradiated, and performing, with high precision, reconstruction of an X-ray CT image by enabling high-precision estimation of spectrum of energy released from an X-ray source device. An energy spectrum estimation device ( | 2015-10-22 |
20150301203 | NEUTRON DETECTOR UNIT AND NEUTRON DETECTOR ARRANGEMENT - The invention relates to a neutron detector unit for neutrons, in particular thermal and cold neutrons, comprising a detector housing ( | 2015-10-22 |
20150301204 | DISPOSABEL RADIOCHEMISTRY DEVICE WITH RADIATION DOSE RECORDAL - Radiation-sensitive material embedded in a disposable radiochemistry device gives the device the additional capability of recording radiation dose, for readout at a later time. There is provided a device comprising means for the introduction of a precursor compound, means for the introduction of a radionuclide, a reaction vessel for reacting said precursor compound and said suitable source of a radionuclide to obtain a radiolabelled compound, and one or more pieces of radiation-sensitive material embedded into said device wherein at least one of said pieces is positioned to be exposed to radioactivity associated with said radiolabelled compound. | 2015-10-22 |
20150301205 | System and Method for Resonator Frequency Control by Active Feedback - There is taught herein a system and method for creating an improved seismic source signal by applying a feedback mechanism, active adaptive control, to perturb a resonator device configuration on the fly so as to ensure that the overall trajectory of the sweep is correctly produced, even though the precise details of each oscillation of the source are still not constrained. An embodiment teaches a method for adjusting the squeeze piston or tow depth of a resonant piston seismic source to bring the resonant frequency to a desired value. As a consequence, the resulting seismic signal is improved as compared with seismic signals acquired via resonators that do not utilize the instant teachings. | 2015-10-22 |
20150301206 | UNDERWATER OBSERVATION APPARATUS - An underwater observation apparatus includes an observation apparatus body, a weight structure, a coupling device, and a fusion cutting device. The observation apparatus body is configured to house at least a power source, a communication circuit for a communication device, and a signal processing device. The coupling device couples the observation apparatus body with the weight structure via a remote-controlled release structure capable of releasing the observation apparatus body from the weight structure. The underwater observation apparatus also includes a power feeding coil located inside of a glass sphere to generate magnetic flux, and a power receiving coil located outside of the glass sphere. The power receiving coil generates an induced voltage when interlinked by the magnetic flux generated by the power feeding coil. The power receiving coil is configured to supply drive power to the fusion cutting device. | 2015-10-22 |