Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 8081383 | Coupler and related method for equilibrating a duality modulated beam with another beam using one or more mach-zehnder stages A generator of duality modulated radiation, of which the irradiance, the wave intensity, or both, are varied from ordinarily equivalent levels, either for purposes of providing energy depleted or energy enriched radiation or for purpose of encoding an information si... | 12/20/2011 |
| 7880964 | Space telescope with free-flying secondary and receiver elements A space telescope having a primary mirror for focusing and reflecting electromagnetic radiation, multiple secondary mirrors and, optionally, multiple tertiary mirrors, for receiving the focused and reflected electromagnetic radiation from the primary mirror and refl... | 02/01/2011 |
| 7803241 | Composite pressure tank and process for its manufacture A pressure vessel and method for producing a pressure vessel is disclosed. The pressure vessel comprises a liner shell fabricated from composite material applied to a soluble mandrel having a body shaped to pattern an interior of the pressure vessel, the liner shell... | 09/28/2010 |
| 7528380 | Method and apparatus for generating a focused beam using duality modulation An energy-depleted optical or particle beam is generated, transformed into a beam of converging annular cross section, and directed along the same axis as a primary beam. The energy-depleted beam intersects with the primary beam in a tapered annular region in which ... | 05/05/2009 |
| 7428098 | Structureless space telescope A structureless space telescope is disclosed. The structureless primary mirror includes a plurality of mirror elements for focusing and reflecting electromagnetic radiation, and the telescope further includes at least one secondary mirror and possibly a tertiary mir... | 09/23/2008 |
| 7262914 | Method and apparatus for generating and detecting duality modulated electromagnetic radiation A generator of duality modulated radiation, of which the irradiance, the wave intensity, or both, are varied from ordinarily equivalent levels, either for purposes of providing energy depleted or energy enriched radiation or for purpose of encoding an information si... | 08/28/2007 |
| 7031395 | Apparatus and methods for digital-to-analog conversion An apparatus for converting a digital input signal to an analog signal for transmission. The input signal can include more than one carrier signal. A plurality of delta-sigma modulation loop circuits are connected in an increasing order of operating frequency so as ... | 04/18/2006 |
| 6985725 | Method and apparatus for maintaining independent, parallel data streams over separate modulation channels of a multi-dimensional modulator A method and apparatus are provided for supporting the transmission of communications data in a satellite communications network 10 between user terminals 15–18 and a ground station 14 via a satellite 12. At least one carrier signal is ... | 01/10/2006 |
| 6972887 | High energy arbitrary waveform source A high-energy optical beam generator providing a desired output waveform. The generator includes a master oscillator, such as a mode-locked laser, to generate an input beam, a first dispersive element to decompose the input beam into frequency components, a set of p... | 12/06/2005 |
| 6957020 | Optical inter-satellite link (OISL) gimbal An optical inter-satellite link (OISL) gimbal 10 that is particularly suited for directing an optical beam in an optical inter-satellite communications system is disclosed. The OISL gimbal 10 includes an azimuth drive housing 20, a generally cyl... | 10/18/2005 |
| 6945447 | Thermal solder writing eutectic bonding process and apparatus A chip or die attachment process and related apparatus, in which a desired quantity of solder (7 or 17) is dispensed onto each, in turn, of a number of desired locations on a substrate (4 or 18), and then an integrated-circuit chip (10... | 09/20/2005 |
| 6944475 | Transceiver-processor building block for electronic radio systems A transceiver-processor building block (700) for implementation of radio systems, an example being used in an electronic radio system multifunction slice, includes several transceivers (704-710), a processor connected to the transceivers (702), ... | 09/13/2005 |
| 6944140 | Beam hopping self addressed packet switched communication system with multiple beam array antenna A data routing subsystem (200) for a communication satellite includes an inbound module (602) that accepts demodulated uplink data. The inbound module (602) includes a routing table (702) that stores queue tags (714) specifying dow... | 09/13/2005 |
| 6936913 | High performance vias for vertical IC packaging A semiconductor device, a microelectromechanical system package and a method of making the same utilize high performance vias for vertical IC packaging. A semiconductor die of the device/package has a substrate with integrated circuitry formed on a front side of the... | 08/30/2005 |
| 6928916 | Infrared friend or foe identification system The present invention resides in an infrared identification system for identifying military vehicles as friendly or hostile. The infrared identification system includes a seed introduction system, in each friendly vehicle, that introduces trace quantities of a parti... | 08/16/2005 |
| 6897799 | Current parking return to zero digital-to-analog converter A digital-to-analog converter having a differential signal path, and a current parking circuit that is independent of the signal path, thereby avoiding a source of imbalance that caused output anomalies in conventional digital-to-analog circuitry. In one embodiment ... | 05/24/2005 |
| 6882221 | Digital predistortion for power amplifier Apparatus and a corresponding method for predistorting an input signal applied to a radio frequency (RF) power amplifier, to compensate for amplifier distortion at high powers. The RF amplifier input and output signals are continuously monitored and difference signa... | 04/19/2005 |
| 6865166 | Interference management of a processing communications satellite A satellite based cellular communications system (10) for servicing multiple user terminals (14) is provided. The satellite based cellular communications system (10) includes at least one processing communications satellite (12) which sup... | 03/08/2005 |
| 6865639 | Scalable self-routing superconductor switch A crossbar switch includes a cross-point matrix with n input rows of cross-points and m output columns of cross-points. The crossbar switch further includes n decoders connected to the n input rows. Each of the n rows includes a single serial address input, a shift ... | 03/08/2005 |
| 6838933 | Low noise amplifier with fixed loss bypass A low noise amplifier (LNA) has a selectable bypass signal path integrated into the same integrated circuit (IC) as the amplifier components. In a normal mode of operation, an integrated mode switch allows an appropriate biasing signal to be applied LNA transistors,... | 01/04/2005 |
| 6813304 | High energy DF chemical laser gain generator and related method for its fabrication A DF or HF chemical laser gain generator fabricated by a platelet technique in which internal passages are more easily formed because the generator is made as a stack of thin platelets that are separately etched and then stacked together. The gain generator is water... | 11/02/2004 |
| 6804470 | Energy-depleted radiation apparatus and method A generator of energy-depleted radiation and various methods and applications using the energy-depleted radiation. Various embodiments are disclosed of the energy-depleted radiation generator and an energy-restored radiation generator, which permits detection of wav... | 10/12/2004 |
| 6785315 | Mobile tactical high energy laser weapon system and method for generating a high energy laser beam A laser weapon system using a high energy deuterium fluoride (DF) or hydrogen fluoride (HF) laser, for which all necessary reactants and other materials are carried on an easily movable vehicle. Reactant gases are stored mixed with a diluent gas, such as helium, for... | 08/31/2004 |
| 6724761 | Method and apparatus for serial cell replication for multicast in a cell switch A method and apparatus for implementing multicast in a space-based communication system is disclosed. The present invention allows for the use of a buffer in which to store data packets prior to replication in a multicast application. The present apparatus includes ... | 04/20/2004 |
| 6713675 | Satellite direct radiating electronic packaging and related method A spacecraft electronics module in which electronics components (16) are housed in a box (12) that is mounted directly on a radiator panel structure, which includes a radiator panel (40′) and a thermally conductive backing panel (42). T... | 03/30/2004 |
| 6697633 | Method permitting increased frequency re-use in a communication network, by recovery of transmitted information from multiple cochannel signals A method for use in a communication network having multiple users and limited bandwidth, wherein up to N users are allocated to the same frequency band at the same time, and the method provides for processing signals received at an M-element antenna array... | 02/24/2004 |
| 6639938 | Method for dynamically routing frequency hopping signals in a multiple carrier communications system A method of routing a frequency hopping signal to one of two transmitting antennas in a multiple carrier communication system is disclosed. The method comprises storing known a-priori information regarding frequency hopping signal assignments, scanning a ... | 10/28/2003 |
| 6591224 | Biometric score normalizer Method and apparatus for providing a standardized measure of accuracy of each biometric device in a biometric identity authentication system having multiple users. A statistical database includes continually updated values of false acceptance rate and fal... | 07/08/2003 |
| 6388622 | Pole antenna with multiple array segments A three-array pole antenna highly suited for use in a communication system, and mounted in a cylindrical cover that may be supported atop a conventional pole of similar diameter. The antenna includes a ground plane structure (26) with three outwardly faci... | 05/14/2002 |
| 6363123 | Receiver calibration technique for global orbiting navigation satellite system (GLONASS) A GLONASS receiver and a corresponding method for its calibration for more precise carrier phase measurements. The receiver includes a conventional receiver channel (36), having a bandpass filter (40) for establishing the sampling bandwidth prior to digit... | 03/26/2002 |
| 6356814 | Spacecraft magnetic torquer feedback system A magnetic torquer (10) for spacecraft attitude control, providing a torque that is controllable over an extended range greater than a normally used linear range, and thereby providing a higher ratio of maximum torque to device weight. In one form of the ... | 03/12/2002 |
| 6330093 | Connector interface for spacecraft modules A standardized interface between a spacecraft backbone structure (48) and multiple spacecraft modules (26) that are coupled to the backbone structure mechanically, electrically and optically. The interface structure includes power connection pins (42 or 5... | 12/11/2001 |
| 6313401 | Thermally stable actuator/sensor structure A singly or doubly encapsulated actuator/sensor package in which a ceramic actuator/sensor (10) may be first encapsulated in a primary encapsulating material (12) and is encapsulated in a fiber-reinforced composite material (20, 22). A combination of the ... | 11/06/2001 |
| 6310704 | Communication apparatus for transmitting and receiving signals over a fiber-optic waveguide using different frequency bands of light Apparatus for transmitting and receiving signals over a fiber-optic waveguide using different frequency bands of light, i.e. by wavelength division multiplexing. A plurality of signal couplers interfaces modulated signals onto the waveguide in separate op... | 10/30/2001 |
| 6296362 | Vibration hardened mirror mount with alignment friendly locking A precision mirror mount that is adjustable and able to be securely locked in angular orientation about two perpendicular axes (20, 30), to a high degree of angular resolution. A mirror (10) is bonded to a mirror cell (12), to which is rigidly connected a... | 10/02/2001 |
| 6163567 | Method and apparatus for code synchronization in a global positioning system receiver An improved method and apparatus for effecting code synchronization in a global positioning system receiver is disclosed herein. Within the receiver, digital in-phase (I) and quadrature (Q) samples of a plurality of received pseudorandom noise (PRN) encod... | 12/19/2000 |
| 6160841 | Mitigation of multipath effects in global positioning system receivers A technique for minimizing or eliminating the effect of multipath signals in a receiver processing pseudorandom (PRN) code signals, such as in a global positioning system (GPS) receiver. The presence of multipath signals adversely affects both code measur... | 12/12/2000 |
| 6132814 | Method for curing spin-on-glass film utilizing electron beam radiation An electron beam exposure method is described which provides a means of curing spin-on-glass formed on a semiconductor wafer which insulates the conductive metal layer and planarizes the topography in the process of manufacturing multilayered integrated c... | 10/17/2000 |
| 6060702 | Low-cost light-weight star tracking telescope Three folded Maksutov/Bouwers telescopes formed in a single housing to provide focused images from three angularly spaced fields of view. The fields of view are positioned 30° from a central axis and are spaced 120° apart in azimuth. Light enters the te... | 05/09/2000 |
| 6059235 | Interplanetary transfer method A method for increasing the payload that can be delivered by a given launch vehicle to a selected target in an interplanetary space mission, without increasing the transfer time to reach the target. In accordance with the disclosed method, a conventional ... | 05/09/2000 |
