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The United States of America as represented by the Administrator of the National Aeronautics and Spa Patents
Assignee:
The United States of America as represented by the Administrator of the National Aeronautics and Spa
Address:
Washington, DC
No. of patents:
373
Patents:


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Patent Number Title Of Patent Date Issued
RE37218 Satellite-tracking millimeter-wave reflector antenna system for mobile satellite-tracking June 12, 2001
A miniature dual-band two-way mobile satellite-tracking antenna system mounted on a movable vehicle includes a miniature parabolic reflector dish having an elliptical aperture with major and minor elliptical axes aligned horizontally and vertically, respectively, to maximize azimuthal
7623972 Detection of presence of chemical precursors November 24, 2009
Methods and systems for determining if one or more target molecules are present in a gas, by exposing a functionalized carbon nanostructure (CNS) to the gas and measuring an electrical parameter value EPV(n) associated with each of N CNS sub-arrays. In a first embodiment, a most-probable
7623621 Method and system for identifying and authenticating an object November 24, 2009
An object has a taggant placed in a first portion thereof and has a visible symbol placed on a second portion thereof. When the object is to be identified and authenticated, the taggant is made to radiate with a specific energy signature. The energy signature and at least one image of
7622907 Device, system and method for a sensing electrical circuit November 24, 2009
The invention relates to a driven ground electrical circuit. A driven ground is a current-measuring ground termination to an electrical circuit with the current measured as a vector with amplification. The driven ground module may include an electric potential source V.sub.S driving an
7616903 Interferometric polarization control November 10, 2009
A signal conditioning module provides a polarimeter capability in a photometric system. The module may include multiple variable delay polarization modulators. Each modulator may include an input port, and a first arm formed to include a first reflector and first rooftop mirror arran
7601114 Apparatus and method for enhancing tissue repair in mammals October 13, 2009
An apparatus is introduced for the use of enhancing tissue repair in mammals. The apparatus includes a sleeve; an electrically conductive coil; a sleeve support; an electrical circuit configured to supply the coil with a square wave time varying electrical current sufficient to creat
7601091 Modular gear bearings October 13, 2009
A gearing system using modular gear bearing components. Each component is composed of a core, one or more modules attached to the core and two or more fastening modules rigidly attaching the modules to the core. The modules, which are attached to the core, may consist of gears, rollers o
7599061 Ultra compact spectrometer apparatus and method using photonic crystals October 6, 2009
The present invention is directed to methods of photonic crystal formation, and to methods and apparatus for using such photonic crystals, particularly in conjunction with detector arrays. Photonic crystal parameters and detector array parameters are compared to optimize the selectio
7596416 Project management tool September 29, 2009
A system for managing a project that includes multiple tasks and a plurality of workers. Input information includes characterizations based upon a human model, a team model and a product model. Periodic reports, such as a monthly report, a task plan report, a budget report and a risk
7595841 Video image stabilization and registration--plus September 29, 2009
A method of stabilizing a video image displayed in multiple video fields of a video sequence includes the steps of: subdividing a selected area of a first video field into nested pixel blocks; determining horizontal and vertical translation of each of the pixel blocks in each of the pixe
7595112 Resin infusion of layered metal/composite hybrid and resulting metal/composite hybrid laminate September 29, 2009
A method of fabricating a metal/composite hybrid laminate is provided. One or more layered arrangements are stacked on a solid base to form a layered structure. Each layered arrangement is defined by a fibrous material and a perforated metal sheet. A resin in its liquid state is intr
7594530 Orbital foamed material extruder September 29, 2009
This invention is a process for producing foamed material in space comprising the steps of: rotating the material to simulate the force of gravity; heating the rotating material until it is molten; extruding the rotating, molten material; injecting gas into the extruded, rotating, mo
7590904 Systems and methods for detecting a failure event in a field programmable gate array September 15, 2009
An embodiment generally relates to a method of self-detecting an error in a field programmable gate array (FPGA). The method includes writing a signature value into a signature memory in the FPGA and determining a conclusion of a configuration refresh operation in the FPGA. The method
7590606 Multi-user investigation organizer September 15, 2009
A system that allows a team of geographically dispersed users to collaboratively analyze a mishap event. The system includes a reconfigurable ontology, including instances that are related to and characterize the mishap, a semantic network that receives, indexes and stores, for retri
7590313 Phased-array optical whispering gallery mode modulation and method September 15, 2009
A whispering gallery mode (WGM) resonator device and method capable of filtering sidebands of optical modulators are provided. The method includes providing an optical resonator adapted to support whispering gallery modes and forming a first field and a second field from a first loca
7588699 Electrically conductive, optically transparent polymer/carbon nanotube composites and process fo September 15, 2009
The present invention is directed to the effective dispersion of carbon nanotubes (CNTs) into polymer matrices. The nanocomposites are prepared using polymer matrices and exhibit a unique combination of properties, most notably, high retention of optical transparency in the visible range
7583169 MEMS switches having non-metallic crossbeams September 1, 2009
A RF MEMS switch comprising a crossbeam of SiC, supported by at least one leg above a substrate and above a plurality of transmission lines forming a CPW. Bias is provided by at least one layer of metal disposed on a top surface of the SiC crossbeam, such as a layer of chromium followed
7582682 Removal of PCB and other halogenated organic contaminants found in ex situ structures September 1, 2009
Emulsified systems of a surfactant-stabilized, biodegradable water-in-solvent emulsion with bimetallic particles contained with the emulsion droplets are useful at removing PCBs from ex situ structures. The hydrophobic emulsion system draws PCBs through the solvent/surfactant membran
7582271 Emission control system September 1, 2009
Methods and apparatus utilizing hydrogen peroxide are useful to reduce SOx and mercury (or other heavy metal) emissions from combustion flue gas streams. The methods and apparatus may further be modified to reduce NOx emissions. Continuous concentration of hydrogen peroxide to levels
7582147 Composite powder particles September 1, 2009
A liquid coating composition including a coating vehicle and composite powder particles disposed within the coating vehicle. Each composite powder particle may include a magnesium component, a zinc component, and an indium component.
7577482 System comprising interchangeable electronic controllers and corresponding methods August 18, 2009
A system comprising an interchangeable electronic controller is provided with programming that allows the controller to adapt a behavior that is dependent upon the particular type of function performed by a system or subsystem component. The system reconfigures the controller when the
7574338 Finite-difference simulation and visualization of elastodynamics in time-evolving generalized cu August 11, 2009
Modeling and simulation of free and forced structural vibrations is essential to an overall structural health monitoring capability. In the various embodiments, a first principles finite-difference approach is adopted in modeling a structural subsystem such as a mechanical gear by so
7574137 Multi-wavelength time-coincident optical communications system and methods thereof August 11, 2009
An optical communications transmitter includes a oscillator source, producing a clock signal, a data source, producing a data signal, a modulating circuit for modulating the clock signal using the data signal to produce modulating signals, optical drivers, receiving the modulating si
7568608 Ultrasonic stir welding process and apparatus August 4, 2009
An ultrasonic stir welding device provides a method and apparatus for elevating the temperature of a work piece utilizing at least one ultrasonic heater. Instead of relying on a rotating shoulder to provide heat to a workpiece an ultrasonic heater is utilized to provide ultrasonic en
7561946 Real time correction of aircraft flight configuration July 14, 2009
Method and system for monitoring and analyzing, in real time, variation with time of an aircraft flight parameter. A time-dependent recovery band, defined by first and second recovery band boundaries that are spaced apart at at least one time point, is constructed for a selected flig
7558371 Method of generating X-ray diffraction data for integral detection of twin defects in super-hete July 7, 2009
A method provides X-ray diffraction data suitable for integral detection of a twin defect in a strained or lattice-matched epitaxial material made from components having crystal structures having symmetry belonging to different space groups. The material is mounted in an X-ray diffractio
7549338 Nanostructure sensor of presence and concentration of a target molecule June 23, 2009
Method and system (i) to determine when a selected target molecule is present or absent in a fluid, (2) to estimate concentration of the target molecule in the fluid and (3) estimate possible presence of a second (different) target molecule in the fluid, by analyzing differences in r
7548199 Radiation-hardened fast acquisition/weak signal tracking system and method June 16, 2009
A global positioning system (GPS) receiver and method of acquiring and tracking GPS signals comprises an antenna adapted to receive GPS signals; an analog radio frequency device operatively connected to the antenna and adapted to convert the GPS signals from an analog format to a digital
7544146 Anti-backlash gear bearings June 9, 2009
A gear bearing having a first gear and a second gear, each having a plurality of teeth. Each gear operates on two non-parallel surfaces of the opposing gear teeth to perform both gear and bearing functions simultaneously. The gears are moving at substantially the same speed at their
7543779 Low-impact mating system June 9, 2009
An androgynous mating system for mating two exoatmospheric space modules comprising a first mating assembly capable of mating with a second mating assembly; a second mating assembly structurally identical to said first mating assembly, said first mating assembly comprising; a load ring;
7543274 System and method for deriving a process-based specification June 2, 2009
A system and method for deriving a process-based specification for a system is disclosed. The process-based specification is mathematically inferred from a trace-based specification. The trace-based specification is derived from a non-empty set of traces or natural language scenarios.
7542885 Method and apparatus for predicting unsteady pressure and flow rate distribution in a fluid netw June 2, 2009
A method and apparatus for analyzing steady state and transient flow in a complex fluid network, modeling phase changes, compressibility, mixture thermodynamics, external body forces such as gravity and centrifugal force and conjugate heat transfer. In some embodiments, a graphical user
7541388 Polyimide foams June 2, 2009
A fully imidized, solvent-free polyimide foam having excellent mechanical, acoustic, thermal, and flame resistant properties is produced. A first solution is provided, which includes one or more aromatic dianhydrides or derivatives of aromatic dianhydrides, and may include one or more
7541159 Molecular-specific urokinase antibodies June 2, 2009
Antibodies have been developed against the different molecular forms of urokinase using synthetic peptides as immunogens. The peptides were synthesized specifically to represent those regions of the urokinase molecules which are exposed in the three-dimensional configuration of the m
7540143 Boiler and pressure balls monopropellant thermal rocket engine June 2, 2009
The proposed technology is a rocket engine cycle utilizing as the propulsive fluid a low molecular weight, cryogenic fluid, typically liquid hydrogen, pressure driven, heated, and expelled through a nozzle to generate high velocity and high specific impulse discharge gas. The propose
7539535 Real-time, high frequency QRS electrocardiograph with reduced amplitude zone detection May 26, 2009
Real time cardiac electrical data are received from a patient, manipulated to determine various useful aspects of the ECG signal, and displayed in real time in a useful form on a computer screen or monitor. The monitor displays the high frequency data from the QRS complex in units of
7538860 System and method for determination of the reflection wavelength of multiple low-reflectivity br May 26, 2009
A system and method for determining a reflection wavelength of multiple Bragg gratings in a sensing optical fiber comprise: (1) a source laser; (2) an optical detector configured to detect a reflected signal from the sensing optical fiber; (3) a plurality of frequency generators configur
7537182 Simultaneous multiple-location separation control May 26, 2009
A method of controlling a shear layer for a fluid dynamic body introduces first periodic disturbances into the fluid medium at a first flow separation location. Simultaneously, second periodic disturbances are introduced into the fluid medium at a second flow separation location. A p
7534519 Symmetrical, bi-electrode supported solid oxide fuel cell May 19, 2009
The present invention is a symmetrical bi-electrode supported solid oxide fuel cell comprising a sintered monolithic framework having graded pore electrode scaffolds that, upon treatment with metal solutions and heat subsequent to sintering, acquire respective anodic and cathodic catalyt
7531775 Photometer for tracking a moving light source May 12, 2009
A photometer that tracks a path of a moving light source with little or no motion of the photometer components. The system includes a non-moving, truncated paraboloid of revolution, having a paraboloid axis, a paraboloid axis, a small entrance aperture, a larger exit aperture and a l
7527751 Method of making an electroactive sensing/actuating material for carbon nanotube polymer composi May 5, 2009
An electroactive sensing or actuating material comprises a composite made from a polymer with polarizable moieties and an effective amount of carbon nanotubes incorporated in the polymer for a predetermined electromechanical operation of the composite when such composite is affected
7520176 Method for real-time structure shape-sensing April 21, 2009
The invention is a method for obtaining the displacement of a flexible structure by using strain measurements obtained by stain sensors. By obtaining the displacement of structures in this manner, one may construct the deformed shape of the structure and display said deformed shape i
7516890 Interactive inventory monitoring April 14, 2009
Method and system for monitoring present location and/or present status of a target inventory item, where the inventory items are located on one or more inventory shelves or other inventory receptacles that communicate with an inventory base station through use of responders such as RFID
7515786 White-light whispering gallery mode optical resonator system and method April 7, 2009
An optical resonator system and method that includes a whispering-gallery mode (WGM) optical resonator that is capable of resonating across a broad, continuous swath of frequencies is provided. The optical resonator of the system is shaped to support at least one whispering gallery mode
7515257 Short-range/long-range integrated target (SLIT) for video guidance sensor rendezvous and docking April 7, 2009
A laser target reflector assembly for mounting upon spacecraft having a long-range reflector array formed from a plurality of unfiltered light reflectors embedded in an array pattern upon a hemispherical reflector disposed upon a mounting plate. The reflector assembly also includes a
7513460 Method and associated apparatus for capturing, servicing, and de-orbiting earth satellites using April 7, 2009
This invention is a method and supporting apparatus for autonomously capturing, servicing and de-orbiting a free-flying spacecraft, such as a satellite, using robotics. The capture of the spacecraft includes the steps of optically seeking and ranging the satellite using LIDAR; and ma
7513459 Method and associated apparatus for capturing, servicing, and de-orbiting earth satellites using April 7, 2009
This invention is a method and supporting apparatus for autonomously capturing, servicing and de-orbiting a free-flying spacecraft, such as a satellite, using robotics. The capture of the spacecraft includes the steps of optically seeking and ranging the satellite using LIDAR, and ma
7512568 Evolvable synthetic neural system March 31, 2009
An evolvable synthetic neural system includes an evolvable neural interface operably coupled to at least one neural basis function. Each neural basis function includes an evolvable neural interface operably coupled to a heuristic neural system to perform high-level functions and an a
7507784 Liquid crystalline thermosets from ester, ester-imide, and ester-amide oligomers March 24, 2009
Main chain thermotropic liquid crystal esters, ester-imides, and ester-amides were prepared from AA, BB, and AB type monomeric materials and end-capped with phenylacetylene, phenylmaleimide, or nadimide reactive end-groups. The end-capped liquid crystal oligomers are thermotropic and
7501636 Nanotunneling junction-based hyperspectal polarimetric photodetector and detection method March 10, 2009
A photodetector, detector array, and method of operation thereof in which nanojunctions are formed by crossing layers of nanowires. The crossing nanowires are separated by a few nm thick electrical barrier layer which allows tunneling. Each nanojunction is coupled to a slot antenna for
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