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Assignee: The United States of America as represented by the Administrator of the National Aeronautics and Space Administration


Location: Washington, DC
No. of patents: 596

1                      
NumberTitleIssue Date
8183870Battery system and method for sensing and balancing the charge state of battery cells
A battery system utilizes a plurality of transformers interconnected with the battery cells. The transformers each have at least one transformer core operable for magnetization in at least a first magnetic state with a magnetic flux in a first direction and a second...
05/22/2012
8182842Physico-chemical-managed killing of penicillin-resistant static and growing gram-positive and gram-negative vegetative bacteria
Systems and methods for the use of compounds from the Hofmeister series coupled with specific pH and temperature to provide rapid physico-chemical-managed killing of penicillin-resistant static and growing Gram-positive and Gram-negative vegetative bacteria. The sys...
05/22/2012
8174695Arrayed micro-ring spectrometer system and method of use
A spectrometer system includes an array of micro-zone plates (MZP) each having coaxially-aligned ring gratings, a sample plate for supporting and illuminating a sample, and an array of photon detectors for measuring a spectral characteristic of the predetermined wav...
05/08/2012
8167204Wireless damage location sensing system
A wireless damage location sensing system uses a geometric-patterned wireless sensor that resonates in the presence of a time-varying magnetic field to generate a harmonic response that will experience a change when the sensor experiences a change in its geometric p...
05/01/2012
8165977Systems, methods, and apparatus for otoacoustic protection of autonomic systems
Systems, methods and apparatus are provided through which in some embodiments an autonomic unit transmits an otoacoustic signal to counteract a potentially harmful incoming signal. ...
04/24/2012
8165976Systems, methods, and apparatus for otoacoustic protection of autonomic systems
Systems, methods and apparatus are provided through which in some embodiments an autonomic unit transmits an otoacoustic signal to counteract a potentially harmful incoming signal. ...
04/24/2012
8164485System and method for aiding pilot preview, rehearsal, review, and real-time visual acquisition of flight mission progress
Embodiments of the invention permit flight paths (current and planned) to be viewed from various orientations to provide improved path and terrain awareness via graphical two-dimensional or three-dimensional perspective display formats. By coupling the flight path i...
04/24/2012
8164328Eddy current system and method for crack detection
An eddy current system and method enables detection of sub-surface damage in a cylindrical object. The invention incorporates a dual frequency, orthogonally wound eddy current probe mounted on a stepper motor-controlled scanning system. The system is designed to ins...
04/24/2012
8163972Zero-valent metallic treatment system and its application for removal and remediation of polychlorinated biphenyls (PCBs)
PCBs are removed from contaminated media using a treatment system including zero-valent metal particles and an organic hydrogen donating solvent. The treatment system may include a weak acid in order to eliminate the need for a coating of catalytic noble metal on th...
04/24/2012
8163094Method to improve indium bump bonding via indium oxide removal using a multi-step plasma process
A process for removing indium oxide from indium bumps in a flip-chip structure to reduce contact resistance, by a multi-step plasma treatment. A first plasma treatment of the indium bumps with an argon, methane and hydrogen plasma reduces indium oxide, and a second ...
04/24/2012
8160728Methods of determining complete sensor requirements for autonomous mobility
A method of determining complete sensor requirements for autonomous mobility of an autonomous system includes computing a time variation of each behavior of a set of behaviors of the autonomous system, determining mobility sensitivity to each behavior of the autonom...
04/17/2012
8159238Method and apparatus for in-situ health monitoring of solar cells in space
Some embodiments of the present invention describe an apparatus that includes an oscillator, a ramp generator, and an inverter. The apparatus includes an oscillator, an inverter, and a ramp generator. The oscillator is configured to generate a waveform comprising a ...
04/17/2012
8157207Jet engine nozzle exit configurations, including projections oriented relative to pylons, and associated systems and methods
Nozzle exit configurations and associated systems and methods are disclosed. An aircraft system in accordance with one embodiment includes a jet engine exhaust nozzle having an internal flow surface and an exit aperture, with the exit aperture having a perimeter tha...
04/17/2012
8155939Particle-surface interaction model and method of determining particle-surface interactions
A method and model of predicting particle-surface interactions with a surface, such as the surface of a spacecraft. The method includes the steps of: determining a trajectory path of a plurality of moving particles; predicting whether any of the moving particles wil...
04/10/2012
8147920Controlled deposition and alignment of carbon nanotubes
A carbon nanotube (CNT) attraction material is deposited on a substrate in the gap region between two electrodes on the substrate. An electric potential is applied to the two electrodes. The CNT attraction material is wetted with a solution defined by a carrier liqu...
04/03/2012
8145366Real-time, interactive sonic boom display
The present invention is an improved real-time, interactive sonic boom display for aircraft. By using physical properties obtained via various sensors and databases, the invention determines, in real-time, sonic boom impacts locations and intensities for aircraft tr...
03/27/2012
8144331Systems, computer-implemented methods, and tangible computer-readable storage media for wide-field interferometry
Disclosed herein are systems, computer-implemented methods, and tangible computer-readable storage media for wide field imaging interferometry. The method includes for each point in a two dimensional detector array over a field of view of an image: gathering a first...
03/27/2012
8140453Systems, methods, and apparatus for otoacoustic protection of autonomic systems
Systems, methods and apparatus are provided through which in some embodiments an autonomic unit transmits an otoacoustic signal to counteract a potentially harmful incoming signal. ...
03/20/2012
8140452Systems, methods, and apparatus for otoacoustic protection of autonomic systems
Systems, methods and apparatus are provided through which in some embodiments an autonomic unit transmits an otoacoustic signal to counteract a potentially harmful incoming signal. ...
03/20/2012
8139674Spaceflight high data rate radiation hard Ka-band modulator
A Ka-band transmitter. The transmitter is in a self-contained module that contains a radio frequency (RF) channel. A phase lock oscillator drives an RF signal path in the RF channel at a fundamental frequency. In-phase data (I-data) and Quadrature data (Q-data) diff...
03/20/2012
8138961Step frequency ISAR
A step frequency inverse synthetic aperture radar (ISAR) includes a transmitter configured to transmit a transmission pulse at a transmission frequency to a near earth object (NEO), the transmission frequency having a frequency range comprising a starting frequency,...
03/20/2012
8134130Ion source with corner cathode
An ion source may include first, second, and third electrodes. The first electrode may be a repeller having a V-shaped groove. The second electrode may be an electron emitter filament disposed adjacent the base of the V-shaped groove. The third electrode may be an a...
03/13/2012
8132772Linear and/or curvilinear rail mount system
One or more linear and/or curvilinear mounting rails are coupled to a structure. Each mounting rail defines a channel and at least one cartridge assembly is engaged in the channel. Each cartridge assembly includes a housing that slides within the channel. The housin...
03/13/2012
8127977Thermal stir welder
A welding apparatus is provided for forming a weld joint between first and second elements of a workpiece. The apparatus heats the first and second elements to form an interface of material in a plasticized or melted state interface between the elements. The interfa...
03/06/2012
8122646Method and apparatus for an inflatable shell
A method of assembling an inflatable shell of a structure comprises folding a plurality of shell sections about a set of fold lines and integrating the plurality of shell sections together with one another to form the shell. In another embodiment, an inflatable shel...
02/28/2012
8119238Self-healing wire insulation
A self-healing system for an insulation material initiates a self-repair process by rupturing a plurality of microcapsules disposed on the insulation material. When the plurality of microcapsules are ruptured, reactants within the plurality of microcapsules react to...
02/21/2012
8116350Ultrawideband asynchronous tracking system and method
A passive tracking system is provided with a plurality of ultrawideband (UWB) receivers that is asynchronous with respect to a UWB transmitter. A geometry of the tracking system may utilize a plurality of clusters with each cluster comprising a plurality of antennas...
02/14/2012
8112243Forward voltage short-pulse technique for measuring high power laser array junction temperture
The present invention relates to a method of measuring the temperature of the P-N junction within the light-emitting region of a quasi-continuous-wave or pulsed semiconductor laser diode device. A series of relatively short and low current monitor pulses are applied...
02/07/2012
8111943Smart image enhancement process
Contrast and lightness measures are used to first classify the image as being one of non-turbid and turbid. If turbid, the original image is enhanced to generate a first enhanced image. If non-turbid, the original image is classified in terms of a merged contrast/li...
02/07/2012
8111832Method of adjusting acoustic impedances for impedance-tunable acoustic segments
A method is provided for making localized decisions and taking localized actions to achieve a global solution. In an embodiment of the present invention, acoustic impedances for impedance-tunable acoustic segments are adjusted. A first acoustic segment through an N-...
02/07/2012
8108178Directed design of experiments for validating probability of detection capability of a testing system
A method of validating a probability of detection (POD) testing system using directed design of experiments (DOE) includes recording an input data set of observed hit and miss or analog data for sample components as a function of size of a flaw in the components. Th...
01/31/2012
8098794Moving-article X-ray imaging system and method for 3-D image generation
An x-ray imaging system and method for a moving article are provided for an article moved along a linear direction of travel while the article is exposed to non-overlapping x-ray beams. A plurality of parallel linear sensor arrays are disposed in the x-ray beams aft...
01/17/2012
8098060Systems, methods and apparatus for position sensor digital conditioning electronics
Systems, methods and apparatus are provided through which in some implementations determine the amplitude of an amplitude modulated signal, modulated by the position of an object being sensed. In some aspects, the apparatus accepts an excitation signal and the ampli...
01/17/2012
8095485System and method for embedding emotion in logic systems
A system, method, and computer readable-media for creating a stable synthetic neural system. The method includes training an intellectual choice-driven synthetic neural system (SNS), training an emotional rule-driven SNS by generating emotions from rules, incorporat...
01/10/2012
8094731System and method for transferring telemetry data between a ground station and a control center
Disclosed herein are systems, computer-implemented methods, and tangible computer-readable media for coordinating communications between a ground station, a control center, and a spacecraft. The method receives a call to a simple, unified application programmer inte...
01/10/2012
8094306Micro ring grating spectrometer with adjustable aperture
A spectrometer includes a micro-ring grating device having coaxially-aligned ring gratings for diffracting incident light onto a target focal point, a detection device for detecting light intensity, one or more actuators, and an adjustable aperture device defining a...
01/10/2012
8093094Blocking contacts for N-type cadmium zinc telluride
A process for applying blocking contacts on an n-type CdZnTe specimen includes cleaning the CdZnTe specimen; etching the CdZnTe specimen; chemically surface treating the CdZnTe specimen; and depositing blocking metal on at least one of a cathode surface and an anode...
01/10/2012
8092031Systems and methods for mirror mounting with minimized distortion
A method for mounting a mirror for use in a telescope includes attaching the mirror to a plurality of adjustable mounts; determining a distortion in the mirror caused by the plurality adjustable mounts, and, if the distortion is determined to be above a predetermine...
01/10/2012
8090484Orientation control method and system for object in motion
An object in motion has a force applied thereto at a point of application. By moving the point of application such that the distance between the object's center-of-mass and the point of application is changed, the object's orientation can be changed/adjusted. ...
01/03/2012
8082538Systems, methods and apparatus for developing and maintaining evolving systems with software product lines
Systems, methods and apparatus are provided through which an evolutionary system is managed and viewed as a software product line. In some embodiments, the core architecture is a relatively unchanging part of the system, and each version of the system is viewed as a...
12/20/2011
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