| Patent Number |
Title Of Patent |
Date Issued |
| RE40801 |
GPS airborne target geolocating method |
June 23, 2009 |
| A geolocation method is applied for accurate targeting of a target using an airborne beacon as a pseudo star generated by a high altitude vehicle, and using optical sensors by a low altitude vehicle for imaging the beacon and target for generating accurate relative GPS positioning of the |
| RE40800 |
GPS Airborne target geolocating method |
June 23, 2009 |
| A geolocation method is applied for accurate targeting of a target using an airborne beacon as a pseudo star generated by a high altitude vehicle, and using optical sensors by a low altitude vehicle for imaging the beacon and target for generating accurate relative GPS positioning of the |
| RE39620 |
GPS airborne target geolocating method |
May 8, 2007 |
| A geolocation method is applied for accurate targeting of a target using an airborne beacon as a pseudo star generated by a high altitude vehicle, and using optical sensors by a low altitude vehicle for imaging the beacon and target for generating accurate relative GPS positioning of the |
| 7613761 |
Haar wavelet transform embedded lossless type II discrete cosine transform |
November 3, 2009 |
| A shared lossless Haar transform and an appended discrete cosine transform type-II are combined to form a discrete cosine type-II transform in a parallel pipelined architecture for providing lossless data transformation. |
| 7609381 |
Compact, high-throughput spectrometer apparatus for hyperspectral remote sensing |
October 27, 2009 |
| A spectrometer apparatus includes a refractor element, a slit, a detector, a diffraction grating, and a corrector lens. The refractor element includes a rear surface and a front surface. The slit provides an optical path to the rear surface of the refractor element, and is configured to |
| 7602336 |
Coherently combining antennas |
October 13, 2009 |
| An apparatus includes antenna elements configured to receive a signal including pseudo-random code, and electronics configured to use the pseudo-random code to determine time delays of signals incident upon the antenna elements and to compensate the signals to coherently combine the |
| 7586972 |
Code division multiple access enhanced capacity system |
September 8, 2009 |
| A code division multiple access (CDMA) communication system using spread spectrum signaling over a communication bandwidth uses two different signal spectra generated using two different respective spreading code formats, such as NRZ code formatting and staggered Manchester code form |
| 7583759 |
Baseband time-domain communications method |
September 1, 2009 |
| A communications system reduces downconverter inaccuracies in time-domain measurements or samples of received microwave communications I and Q complex signals by converting received signal to baseband taking measurements or samples of the I and Q waveforms at differing phase shifts o |
| 7577307 |
Fast adaptive lifting lossless wavelet transform |
August 18, 2009 |
| An adaptive lifting transform provides lossless image data compression on an improved edge prediction process. The adaptive predictor works on pixel-by-pixel basis that does not need bookkeeping overhead, especially for integer-to-integer wavelet transform for reducing the number of |
| 7574064 |
Fast lifting lossless wavelet transform |
August 11, 2009 |
| The lifting transform reduces the number of lifting steps in lossless data compression while improving the overall rounding errors incurred in the real-to-integer conversion process at each of the lifting steps. The compression ratio increases when used for lossless image data compre |
| 7565950 |
Sound suppression material and method |
July 28, 2009 |
| A sound suppression method includes using a passive noise suppression technology to destructively interfere with a sound wave propagating through a structure at portions of the structure that are positioned apart less than half of a wavelength of the sound wave. |
| 7557753 |
Spacecraft hardware tracker |
July 7, 2009 |
| A GPS tracker is disposed on launch hardware that separates from a spacecraft launch vehicle during ascent to orbit with the launch hardware having a suborbital trajectory from launch to impact while being tracked so as to track the launch hardware during suborbital flight, such as for |
| 7555561 |
Cooperative adaptive web caching routing and forwarding web content data broadcasting method |
June 30, 2009 |
| Adaptive cooperative web caches construct and maintain routing and forwarding tables for efficient location of replicated web content data. The data stored in routing and forwarding tables indicate associations between web content requests and the internet protocol address of the web |
| 7555033 |
Binary offset carrier M-code envelope detector |
June 30, 2009 |
| An M code envelope detector receives an incoming binary offset carrier (BOC) signal, such as the M code signal, and generates inphase BOC and quadraphase BOC signals, separated by an offset, that have respective ambiguous correlation envelopes, that when combined, provide a near unim |
| 7552160 |
Integrated lifting wavelet transform |
June 23, 2009 |
| The integrated lifting transform provides both the lossy and lossless lifting wavelet transforms while sharing the same lifting chain for either lossy data compression or lossless data compression. The lifting steps can provide a lossless compression and a lossy compression directly |
| 7551818 |
High power optical fiber laser array holographic coupler manufacturing method |
June 23, 2009 |
| A chirped grating is made in a thin film layer or a glass layer for producing a holographic optical element within the layer well suited for use as an optical coupler for coupling side fired laser light into optical fibers for laser light pumping of optical fibers with the grating ma |
| 7551134 |
Methods and systems for tracking signals with diverse polarization properties |
June 23, 2009 |
| Methods and systems for tracking signals with diverse polarization properties address both sensitivity and antenna tracking performance issues. In one embodiment, complex weightings for matching a polarization of an incident signal on a data channel are determined, and the complex we |
| 7529323 |
Quaternary precoded continuous phase modulation soft bit metric demodulator |
May 5, 2009 |
| A receiver generates log-likelihood-ratio-based soft bit metrics of precoded quaternary continuous phase modulation signals using four state-constrained trellises and a streamlined maximum likelihood sequence estimation Viterbi algorithm requiring no survivor state storage elements f |
| 7526357 |
Pulse modulation laser writing system |
April 28, 2009 |
| A pulse modulation laser writing system generates a motion control file for controlled motion of a sample under modulated laser beam exposure and generates a laser script file for generating a sequence of laser writing processes, such as, ablation, welding, texturing, and dosing, the sam |
| 7526206 |
Laser communications crosslink system |
April 28, 2009 |
| A laser communication crosslink system employs an n.sup.th order sigma delta modulator with a laser transmitter for communicating an analog input signal in binary form as a pulse width modulated signal, and employs a digital filter with a receiver for providing a digital output signa |
| 7523780 |
High density electronic cooling triangular shaped microchannel device |
April 28, 2009 |
| An isosceles triangular cross section shaped microchannel-cooling device conducts a working fluid for the removal of heat from a heat source. The triangular shaped microchannel provides an increased thermal transport coefficient for improved heat transport with an improved mass flow rate |
| 7518551 |
Methods and systems for tracking signals with diverse polarization properties |
April 14, 2009 |
| Methods and systems for tracking signals with diverse polarization properties address both sensitivity and antenna tracking performance issues. In one embodiment, complex weightings for matching a polarization of an incident signal on a data channel are determined, and the complex we |
| 7507145 |
Automated sectioning tomographic measurement system |
March 24, 2009 |
| A tomographic system includes a reporting device colocated and juxtaposed an object so that both are ground through grinding to various sectioning depths as the reporting device is ground down exposing a reporting marker along a length of the reporting device for indicating the depth of |
| 7471238 |
Multitarget tracking antispoofing receiver |
December 30, 2008 |
| A multitarget tracking antispoofing receiver utilizes multitarget tracking algorithms and multiple correlators for tracking signals of interest in a field of view about a nominal trajectory of a desired true signal for tracking targets within the code phase and carrier frequency signal s |
| 7469082 |
High power optical fiber laser array holographic couplers |
December 23, 2008 |
| A transmissive holographic optical element including a chirped grating is used to inject light by side firing laser light from a an array of laser diodes into an optical fiber with a reflective HOE reflecting the injected laser light through and along the optical fiber with the trans |
| 7469026 |
Random walk filter timing recovery loop |
December 23, 2008 |
| A timing recovery loop includes a random walk filter counter for counting early, nominal and late arrivals of data transitions pulses of an input baseband signal waveform encoding a digital bit stream, and provides magnitude counts that are compared to a threshold value that when exc |
| 7461726 |
Force diversion apparatus and methods |
December 9, 2008 |
| Force diversion apparatus, methods and devices including the same result in rotational motion being imparted to an impacting object. |
| 7450670 |
Automatic gain control 16-ary quadrature amplitude modulation subsystem |
November 11, 2008 |
| An improved AGC subsystem for preferred use in quadrature amplitude modulation receivers offers improved automatic gain control of received signals in fading channels by generating an error signal only from constellation signal points having large signal-to-noise ratios for increase |
| 7437394 |
Merge and split discrete cosine block transform method |
October 14, 2008 |
| Discrete Cosine Transforms in a radix-2 block transform method enables true split and merge transform processing of equal sized data halves in the transform domain for enabling recursive merges and splits in transform domain without data degradation. Input data in the time domain or |
| 7420508 |
Higher-order intermodulation reduction using phase and angle smearing |
September 2, 2008 |
| A method for reducing intermodulation beams includes applying a beam-smearing phase distribution in addition to a beam-steering distribution for scanning to an array of antenna elements such that multiple higher-order intermodulation products are simultaneously reduced. |
| 7419917 |
Ion implanted microscale and nanoscale device method |
September 2, 2008 |
| A method is used for producing nanoscale and microscale devices in a variety of materials, such as silicon dioxide patterned buried films. The method is inexpensive and reliable for making small scale mechanical, optical, or electrical devices and relies upon the implantation of ions |
| 7419915 |
Laser assisted chemical etching method for release microscale and nanoscale devices |
September 2, 2008 |
| A method using an etchant and a laser for localized precise heating enables precise etching and release of MEMS devices with improved process control while expanding the number of materials used to make MEMS, including silicon-dioxide patterned films buried in and subsequently releas |
| 7403577 |
Generalized polyphase channelization system |
July 22, 2008 |
| A computation efficient polyphase channelization system enables one of many user FDMA signals to be channelized through multiple FFT response frequency bands forming an aggregate frequency band where K-point FFT channels are greater than the decimation factor M to produce FFT overlap |
| 7397840 |
Dual code spread spectrum communication system |
July 8, 2008 |
| A direct sequence spread spectrum receiver includes a first spreading code generator for receiving a first channel signal spectrum spread by a first spread code, while a second group of receivers use a second spreading code, where the first and second codes are partially correlated, so t |
| 7373168 |
Power controlled fading communication channel system |
May 13, 2008 |
| A power controller in a communication system adjusts the transmitted power level using adaptive prediction of channel fading for maintaining the power level for improved communications by using an adaptive nonlinear predictor that explicitly takes into account the propagation delay and |
| 7373105 |
Method of determining communication link quality employing beacon signals |
May 13, 2008 |
| A method of determining communication link quality includes the steps of: providing communications stations (e.g., UHF communications satellites, base stations of a terrestrial cellular network) with beacon transmitters that are used to transmit two types of signals from each communicati |
| 7370537 |
Ceramic ball bearing acoustic test method |
May 13, 2008 |
| An acoustical mechanical test method prescribes compressing brittle balls in spherical conforming opposing platens producing equatorial bulging, tensile stresses, and resulting in crack or flaw growth with emissions of acoustical sounds for direct identification of brittle balls having a |
| 7367898 |
Force diversion apparatus and methods and devices including the same |
May 6, 2008 |
| Force diversion apparatus, methods and devices including the same result in rotational motion being imparted to an impacting object. |
| 7321989 |
Simultaneously multithreaded processing and single event failure detection method |
January 22, 2008 |
| A multithreaded processor is programmed for executing multiple simultaneous working programs by respective processor worker threads each executing the identical code having identical results for achieving redundant operations that can be compared to each other by one or more checker |
| 7321641 |
Baseband time-domain communications system |
January 22, 2008 |
| A communications system reduces downconverter inaccuracies in time-domain measurements or samples of received microwave communications I and Q complex signals by converting received signal to baseband taking measurements or samples of the I and Q waveforms at differing phase shifts o |
| 7301134 |
Electro-optical focal plane array digital sensor system |
November 27, 2007 |
| A laser beam detection and tracking system includes a focal plane array sensor providing pixel data and a field programmable gate array controller receiving the pixel data for determining a centroid of the illuminating spot of the impinging laser beam and for determining variably siz |
| 7289425 |
Parallel orthogonal frequency division multiplexed communication system |
October 30, 2007 |
| A parallel orthogonal frequency division multiplexed (OFDM) communications system includes a transmitter and receiver, the transmitter having a parallel fast Fourier transform (FFT) module operating in parallel to a conventional inverse fast Fourier transform (IFFT) module for providing |
| 7259323 |
Thin film solar cell thermal radiator |
August 21, 2007 |
| A thin film solar cell thermal radiator configuration uses an embedded power bus to collect vertically migrating waste heat from electronic devices mounted on a thin film multilayer printed circuit board. The waste heat is vertically collected, horizontally spread, and vertically rej |
| 7256649 |
Multiple signal intermodulation reduction system |
August 14, 2007 |
| An intermodulation product reduction or cancellation amplifier received two input signals that are split in quadrature wherein the inphase outputs are summed and then amplified as an inphase signal, and the quadrature outputs are fixed-phase phase-shifted, then summed and then amplif |
| 7241475 |
Method for producing carbon surface films by plasma exposure of a carbide compound |
July 10, 2007 |
| Reactive halogen-ion plasmas, having for example, generating chloride ions, generated from low-pressure halogen gases using a radio-frequency plasma are employed for producing low-friction carbon coatings, such as a pure carbon film, at or near room temperature on a bulk or thin film of |
| 7239275 |
Methods and systems for tracking signals with diverse polarization properties |
July 3, 2007 |
| Methods and systems for tracking signals with diverse polarization properties address both sensitivity and antenna tracking performance issues. In one embodiment, complex weightings for matching a polarization of an incident signal on a data channel are determined, and the complex we |
| 7227501 |
Compensating structures and reflector antenna systems employing the same |
June 5, 2007 |
| A compensating structure includes layers of non-uniform arrays of conductive patches configured to provide phase and/or amplitude distribution modification of feed primary patterns. |
| 7226530 |
Conducting polymer nanofiber sensors |
June 5, 2007 |
| Polymer nanofibers, such as polyaniline nanofibers, with uniform diameters less than 500 nm can be made in bulk quantities through a facile aqueous and organic interfacial polymerization method at ambient conditions. The nanofibers have lengths varying from 500 nm to 10 .mu.m and form |
| 7224708 |
Focused ion beam heater thermally tunable laser |
May 29, 2007 |
| Platinum (Pt) thin film heaters are deposited by a focused ion beam for semiconductor manufacturing of thermally tunable distributed feedback lasers. An exemplar 1.3 .mu.m InGaAsP/InP laser is integrated with a tuning element having a wide wavelength tuning range of 4.9 nm, that is, |
| 7223979 |
Radiation dosimeter system |
May 29, 2007 |
| An improved radiation dosimeter device in an improved radiation dosimeter system provides a DC analog output voltage that is proportional to the total ionizing dose accumulated as a function of time at the location of the dosimeter in a host spacecraft, so as to operate in a system bus |
