Patent application number | Description | Published |
20090009404 | Feed Assembly for Dual-Band Transmit-Receive Antenna - A Ka/Ku-band transmitter-receiver comprises a tri-band feed of a Ka-band transceiver, in conjunction with an array of phase combined patch receiving, antennas that operate at the Ku-band frequencies. | 01-08-2009 |
20090066441 | LOW-LOSS INTERFACE - In general, in accordance with an exemplary aspect of the present invention, a low-loss interface for connecting an integrated circuit such as a monolithic microwave integrated circuit to an energy transmission device such as a waveguide is disclosed. In one exemplary embodiment, the interface comprises a pin attached to a matching network that matches the impedance of the energy produced at the circuit to the impedance required by the waveguide without the use of a dielectric material. | 03-12-2009 |
20090102575 | DIRECT COAXIAL INTERFACE FOR CIRCUITS - In general, in accordance with an exemplary aspect of the present invention, a low-loss interface for connecting an integrated circuit such as a monolithic microwave integrated circuit to an energy transmission device such as a waveguide is disclosed. In one exemplary embodiment, the interface comprises a coaxial structure such as a coaxial cable that directly connects the monolithic microwave integrated circuit to the waveguide to transmit energy such as microwave energy with minimal loss. | 04-23-2009 |
Patent application number | Description | Published |
20090146745 | NOISE REDUCING DIELECTRIC RESONATOR OSCILLATOR - Systems, devices, and methods are provided for reducing noise in communication systems. An example resonator system comprises: a housing comprising a top portion and a floor portion, a dielectric resonator positioned with the housing, a substrate, and a stripline transmission line adjacent the substrate. In this exemplary embodiment, the stripline transmission line within the housing is electromagnetically coupled to the dielectric resonator, the substrate is positioned away from the floor portion and top portion of the housing, and the dielectric resonator coupled with the suspended stripline transmission line is connected to an active device to form an oscillator. The positioning of the substrate relative to the housing may reduce the amount of the electromagnetic field from the stripline transmission line that is absorbed into the housing. In a further embodiment, the board has no metallic backing on at least a portion of the back of the board. | 06-11-2009 |
20140192926 | Active General Purpose Hybrid - A general purpose hybrid includes a first input port in communication with a first dual vector generator, a second input port in communication with a second dual vector generator, a first active combiner receives a first signal from the first dual vector generator and a third signal from the second dual vector generator, where the first and second dual vector generators independently apply phase shifting and amplitude control to the first and third signals; a second active combiner receives a second signal from the first dual vector generator and a fourth signal from the second dual vector generator, where the first and second dual vector generators independently apply phase shifting and amplitude control to the second and fourth signals; a first output port provides a first composite signal from the first active combiner; and a second output port provides a second composite signal from the second active combiner. | 07-10-2014 |
Patent application number | Description | Published |
20090115512 | DISTRIBUTED DOHERTY AMPLIFIERS - Doherty and distributed amplifier (DA) designs are combined to achieve, wideband amplifiers with high efficiency dynamic range. A modified Doherty amplifier includes a wideband phase shifter providing first and second outputs, a main amplifier coupled to the first output, an auxiliary amplifier coupled to the second output, and a wideband combining network combining the outputs in phase. A multi-stage DA has a main output and a termination port, and a phase delay module and transforming network allowing power at the termination port to be combined in phase with power at the main output. In one combination, one or more stages of the DA may comprise a Doherty amplifier. In another combination, a modified series-type Doherty amplifying system is achieved by cascading main and auxiliary DAs. In any combination, Doherty topology may include a bias control module. | 05-07-2009 |
20100112961 | SINGLE OSCILLATOR TRANSCEIVER - A frequency plan is provided for particular use in a transceiver. Advantageously, a single oscillator may be used to generate desired frequency signals. One or more power splitters receive the signal and equally divide the signal into first and second signals having a frequency substantially equal to the original. Multipliers on each arm of the transceiver receive a signal and increase the frequency of the signal. In one exemplary embodiment, multiple signals having different frequencies may be transmitted over the same cable due in part to the generated frequency separation between the signals. In another exemplary embodiment, multiple signals may be transmitted over multiple cables. In another exemplary embodiment, the frequency plan may self correct a transmit signal based on a reference signal, such as the receive signal. Additionally, multiple signals over one or more cables may be transmitted at or below 3 GHz. | 05-06-2010 |
20100117766 | CAPACITIVELY LOADED SPURLINE FILTER - In an exemplary embodiment, a spurline filter comprises a capacitive element connected to a spur and either a through-line of the spurline filter or ground. In another embodiment, multiple capacitive elements are connected to the spur. In an exemplary embodiment, the capacitively loaded spurline filter provides a band rejection frequency response similar to the band rejection frequency response of a similar spurline filter that does not comprise at least one capacitive element but the capacitively loaded spurline filter has half the layout area or less. In an exemplary embodiment, the spurline filter comprises capacitive elements, where the capacitive elements are configured to reduce the resonant frequency of the filter. | 05-13-2010 |
20110075714 | SINGLE OSCILLATOR TRANSCEIVER - A frequency plan is provided for particular use in a transceiver. Advantageously, a single oscillator may be used to generate desired frequency signals. One or more power splitters receive the signal and equally divide the signal into first and second signals having a frequency substantially equal to the original. Multipliers on each arm of the transceiver receive a signal and increase the frequency of the signal. In one exemplary embodiment, multiple signals having different frequencies may be transmitted over the same cable due in part to the generated frequency separation between the signals. In another exemplary embodiment, multiple signals may be transmitted over multiple cables. Additionally, multiple signals over one or more cables may be transmitted at or below | 03-31-2011 |
20110250861 | HIGHLY INTEGRATED, HIGH FREQUENCY, HIGH POWER OPERATION MMIC - A system and method for high frequency, high power operation communication systems is provided. More particularly, a system and method for a single system-on-chip system monolithic microwave integrated circuit that provides both high-frequency performance at a low cost is provided. | 10-13-2011 |
20110285467 | Distributed Doherty Amplifiers - Doherty and distributed amplifier (DA) designs are combined to achieve, wideband amplifiers with high efficiency dynamic range. A modified Doherty amplifier includes a wideband phase shifter providing first and second outputs, a main amplifier coupled to the first output, an auxiliary amplifier coupled to the second output, and a wideband combining network combining the outputs in phase. A multi-stage DA has a main output and a termination port, and a phase delay module and transforming network allowing power at the termination port to be combined in phase with power at the main output. In one combination, one or more stages of the DA may comprise a Doherty amplifier. In another combination, a modified series-type Doherty amplifying system is achieved by cascading main and auxiliary DAs. In any combination, Doherty topology may include a bias control module. | 11-24-2011 |
20120194275 | Distributed Doherty Amplifiers - Doherty and distributed amplifier (DA) designs are combined to achieve, wideband amplifiers with high efficiency dynamic range. A modified Doherty amplifier includes a wideband phase shifter providing first and second outputs, a main amplifier coupled to the first output, an auxiliary amplifier coupled to the second output, and a wideband combining network combining the outputs in phase. A multi-stage DA has a main output and a termination port, and a phase delay module and transforming network allowing power at the termination port to be combined in phase with power at the main output. In one combination, one or more stages of the DA may comprise a Doherty amplifier. In another combination, a modified series-type Doherty amplifying system is achieved by cascading main and auxiliary DAs. In any combination, Doherty topology may include a bias control module. | 08-02-2012 |
20130136209 | Active General Purpose Hybrid - A general purpose hybrid includes a first input port in communication with a first dual vector generator, a second input port in communication with a second dual vector generator, a first active combiner receives a first signal from the first dual vector generator and a third signal from the second dual vector generator, where the first and second dual vector generators independently apply phase shifting and amplitude control to the first and third signals; a second active combiner receives a second signal from the first dual vector generator and a fourth signal from the second dual vector generator, where the first and second dual vector generators independently apply phase shifting and amplitude control to the second and fourth signals; a first output port provides a first composite signal from the first active combiner; and a second output port provides a second composite signal from the second active combiner. | 05-30-2013 |
Patent application number | Description | Published |
20090263651 | OPTICALLY TRANSPARENT RESILIENT LAMINATE MATERIALS AND METHODS OF MANUFACTURE - In accordance with an exemplary embodiment of the present invention, an optically clear polyurethane/polyurea polymer may comprises an impact resistant material comprising: a first polycarbonate layer; a second layer comprising a first elastomer; a third glass layer; a fourth layer comprising a second elastomer; and a fifth polymeric layer. In another exemplary embodiment, the third glass layer may be articulated and/or embedded in the second layer. Disclosed features and specifications may be variously controlled, adapted or otherwise optionally modified to improve and/or modify the performance characteristics of the transparent armor composite. Exemplary embodiments of the present invention generally provide lightweight transparent armor for use as, for example, bulletproof windows in vehicles and buildings. | 10-22-2009 |
20100126336 | OPTICALLY TRANSMISSIVE ARMOR COMPOSITE AND METHOD OF MANUFACTURE - An exemplary, substantially optically transparent armor composite is disclosed as comprising: a first layer comprising a first glass material; a second layer comprising an articulated second glass material; a third layer comprising a kinetic energy absorbing urethane material; and an inter-layer comprising a thermoset elastomer disposed between the first layer and the second layer, between the second layer and the third layer, and among articulated elements of the second layer, wherein the elastomer is in-situ cured at a temperature from about 70° F. to about 110° F. Disclosed features and specifications may be variously controlled, adapted or otherwise optionally modified to improve and/or modify the performance characteristics of the transparent/translucent armor composite. Exemplary embodiments of the present invention generally provide lightweight transparent armor for use as, for example, bulletproof windows in vehicles and buildings. | 05-27-2010 |
20120174755 | OPTICALLY TRANSMISSIVE ARMOR COMPOSITE AND METHOD OF MANUFACTURE - An exemplary, substantially optically transparent armor composite is disclosed as comprising: a first layer comprising a first glass material; a second layer comprising a first kinetic energy absorbing urethane material; a third layer comprising a second kinetic energy absorbing urethane material, wherein the third layer comprises a Shore D value less than the Shore D value of the second layer; and an inter-layer comprising a thermoset elastomer disposed between the first layer and the second layer, between the second layer and the third layer, wherein the elastomer is in-situ cured at a temperature from about 70° F. to about 110° F. Disclosed features and specifications may be variously controlled, adapted or otherwise optionally modified to improve and/or modify the performance characteristics of the transparent/translucent armor composite. Exemplary embodiments of the present invention generally provide lightweight transparent armor for use as, for example, bulletproof windows in vehicles and buildings. | 07-12-2012 |
20120181207 | SELF-SEALING FUEL CELL AND METHODS OF USE - Various embodiments provide a self-sealing system comprising a visco-elastic sealant material, an enclosed multi-cell structure surrounding the visco-elastic sealant material, and an integral pressure reservoir configured to maintain positive pressure within the enclosed multi-cell structure and provide potential energy to move the visco-elastic sealant material. In one embodiment, the enclosed multi-cell structure can have first and second skins, and an outer edge configured to contain visco-elastic sealant material between first and second skins. In one embodiment, the enclosed multi-cell structure can also have a plurality of nodes configured to connect first | 07-19-2012 |
20120189854 | ABRASION RESISTANT TRANSPARENT ARMOR - In accordance with an exemplary embodiment of the present invention, an abrasion resistant transparent armor composite may comprise an elastomer facing layer and a urethane backing layer, wherein the facing layer comprises a Shore A hardness from about 45 to about 80, a tensile strength from about 4000 to about 8000 psi., a Bashore hardness of about 46, and a softening point at least about 380° F. The elastomer may comprise a polyester based urethane polymer. Disclosed features and specifications may be variously controlled, adapted or otherwise optionally modified to improve and/or modify the performance characteristics of the abrasion resistant transparent armor composite. Exemplary embodiments of the present invention generally provide abrasion resistant transparent armor for use as, for example, a composite to layer over a vehicular window, an airplane canopy, and building windows. | 07-26-2012 |