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US20140225685 MIXED-MODE CAVITY FILTER  
A mixed-mode cavity filter is disclosed. The disclosed cavity filter includes: at least one first cavity configured to hold a metal coaxial resonator; and at least one second cavity configured to...
US20150130536 MIXER  
A mixer comprising a ladder having at least two resistances arranged in series and an input configured to receive an input signal and apply it across the ladder, said ladder including an output...
US20150222242 WINDOW ANTENNA CONNECTOR WITH IMPEDANCE MATCHING  
A connector for an automotive windshield antenna includes a thin trace portion that is electrically equivalent to a series inductor and a wide trace portion that is electrically equivalent to a...
US20110044475 AUDIO ADAPTER, EARPHONE AND SPEAKER BOX  
An audio adapter including a first connector, a second connector, a manually adjustable passive audio adjusting unit, and a signal line is provided. The signal line sequentially connects the first...
US20130314172 Broadband Magic Tee  
Embodiments of the invention provide a hybrid tee waveguide structure including a first collinear arm having a first waveguide, a second collinear arm having a second waveguide, an H-arm having a...
US20110109404 BALANCING CIRCUIT FOR A METAL DETECTOR  
A balancing circuit for a metal detector. The metal detector includes an oscillating power source, a transmit coil connected to the oscillating power source, first and second receive coils...
US20120200370 LADDER QUADRATURE HYBRID  
Embodiments of circuits, apparatuses, and systems for a quadrature hybrid circuit are disclosed. Other embodiments may be described and claimed.
US20150207196 WAVEGUIDE CIRCULATOR HAVING STEPPED FLOOR/CEILING AND QUARTER-WAVE DIELECTRIC TRANSFORMER  
In an example, a circulator is disclosed. The circulator includes a waveguide housing having a plurality of hollow waveguide arms that communicate with a central cavity. The waveguide arms...
US20150091776 Antenna Transmit Receive Switch  
An antenna switch is presented. The antenna switch can connect an antenna to either transmit circuitry or receive circuitry, depending on control signals applied to the antenna switch while...
US20130214876 NANO SCALE RESONATOR, NANO SCALE SENSOR, AND FABRICATION METHOD THEREOF  
A nano scale resonator, a nano scale sensor, and a fabrication method thereof are provided. The nano scale resonator includes a resonance unit of nano scale configured to resonate based on an...
US20110067917 Printed circuit board having electromagnetic bandgap structure  
Disclosed is a printed circuit board including an electromagnetic bandgap structure. The electromagnetic bandgap structure, which includes a first dielectric material for interlayer insulation and...
US20120105171 CROSS POLARIZATION MULTIPLEXER  
The invention relates to a cross polarization multiplexer which doubles the capacity of radio links using a vertical polarization diplexer (1), a horizontal polarization diplexer (2) and an...
US20120086518 Selectable Coupling Level Waveguide Coupler  
A waveguide coupler is provided with a trough portion with a first trough and a second trough. A coupling slot between the inner sidewalls of the first and second troughs communicates between the...
US20110241965 CAPACITIVE GROUNDED RF COAXIAL CABLE TO AIRSTRIP TRANSITION, AND ANTENNA THEREOF  
The present invention provides a capacitive grounded RF coaxial cable to airstrip transition which comprises a conductive ground plane, an insulating gasket, a reflector plate and an insulating...
US20140091876 USE OF ELECTRICAL POWER MULTIPLICATION FOR POWER SMOOTHING IN POWER DISTRIBUTION  
A system for power smoothing in power distribution and methods are provided. In one embodiment, a power multiplying network is provided that comprises a multiply-connected, velocity inhibiting...
US20130002372 LADDER FILTER AND DUPLEXER  
A ladder filter including a series arm resonator and a parallel arm resonator disposed on the same common piezoelectric substrate achieves improved miniaturization. The ladder filter includes...
US20130069835 MULTIBAND ANTENNA ASSEMBLIES WITH MATCHING NETWORKS  
An exemplary embodiment of a base assembly includes a printed circuit board and a balun coupled to the printed circuit. The printed circuit board and balun are configured to be operable for...
US20150137913 Segmented Attenuator with Glitch Reduction  
A method and circuit for significantly reducing the switching transients of a digital step attenuator (DSA) by employing a segmented architecture that combines thermometer and binary coded stages....
US20140047917 MICROWAVE WINDOW AND LEVEL-MEASURING SYSTEM THAT WORKS ACCORDING TO THE RADAR PRINCIPLE  
A microwave window for the spatial, pressure-impervious and diffusion-impervious separation and microwave connection of a first space from/to a second space, and a level-measuring system that...
US20150097633 60 GHZ INTEGRATED CIRCUIT TO PRINTED CIRCUIT BOARD TRANSITIONS  
Embodiments are directed to a transition structure for interfacing an integrated circuit chip and a substrate, comprising: a co-planar waveguide (CPW) structure formed based on...
US20140049344 WIRING BOARD  
Provided is a wiring board including: a board; a differential transmission line constituted by two wirings disposed on the board in parallel; an insulation resin layer which is formed on part of a...
US20140333390 LCL High Power Combiner  
A combiner includes N coaxial cables each configured to connect to a respective output of N radio frequency power amplifiers, where N is an integer greater than one. Each of the N coaxial cables...
US20120258677 POWER AMPLIFIER ARCHITECTURES  
Implementations and examples of power amplifier devices, systems and techniques for amplifying RF signals, including power amplifier systems based on Composite Right and Left Handed (CRLH)...
US20110102109 THERMALLY EFFICIENT DIELECTRIC RESONATOR SUPPORT  
Various exemplary embodiments relate to a temperature compensation structure for use in a dielectric resonator that permits a support to be thermally efficient in rapidly transferring heat...
US20110019792 WAVEGUIDE AND COMPUTED TOMOGRAPHY SYSTEM WITH A WAVEGUIDE  
The invention relates to a waveguide (24) for focusing electromagnetic energy on an area of interest, said waveguide (24) comprising outer walls forming a channel with a width (w) and a height (h)...
US20150207200 REDUCING COUPLING COEFFICIENT VARIATION USING INTENDED WIDTH MISMATCH  
A coupler is presented that has high-directivity and low coupling coefficient variation. The coupler includes a first trace with a first edge substantially parallel to a second edge and...
US20120038436 REDUCING COUPLING COEFFICIENT VARIATION USING INTENDED WIDTH MISMATCH  
A coupler is presented that has high-directivity and low coupling coefficient variation. The coupler includes a first trace with a first edge substantially parallel to a second edge and...
US20120019335 SELF COMPENSATED DIRECTIONAL COUPLER  
A self-compensated strip-coupled directional coupler. In one example, the self-compensated directional coupler includes a main arm formed in a single first layer of a multi-layer substrate, and a...
US20120086525 UNSHIELDED TWISTED PAIR TERMINATION CIRCUIT  
Unshielded twisted pair (UTP) termination circuits, UTP termination circuit systems, and methods of terminating an UTP circuit are provided. UTP termination circuits can include a plurality of...
US20140139299 EMI Filter Assemblies For Busbars Of An UPS  
An electromagnetic interference (EMI) filter assembly includes an EMI core having a center opening. The EMI core is configured to prevent interference between busbars of an uninterruptible power...
US20130063223 IMPEDANCE MATCHING CIRCUITS WITH MULTIPLE CONFIGURATIONS  
Reconfigurable impedance matching circuits with multiple configurations are disclosed. A reconfigurable impedance matching circuit may be implemented with a set of reactive elements (e.g.,...
US20110133868 Thermometer Coded Attenuator  
Techniques are disclosed that allow for programmable attenuation using thermometer code steps. By thermometer coding the attenuator structure, monotonicity is guaranteed or otherwise greatly...
US20100327998 Thermometer Coded Attenuator  
Techniques are disclosed that allow for programmable attenuation using thermometer code steps. By thermometer coding the attenuator structure, monotonicity is guaranteed or otherwise greatly...
US20110121912 ASYMMETRIC POWER DIVIDER  
Disclosed herein is an asymmetric power divider. The asymmetric power divider includes a power dividing unit, a first matching network, and a second matching network. The power dividing unit...
US20110140812 Programmable Gain Attenuator With A Wide Attenuation Range And A Fine Attenuation Step Size  
A programmable gain attenuator (PGA) configured to receive a signal at an input and provide an attenuated version of the signal at an output is provided herein. The PGA includes a resistor coupled...
US20130057362 MULTILAYER CIRCUIT BOARD STRUCTURE AND CIRCUITRY THEREOF  
An exemplary embodiment of the present disclosure illustrates a multilayer circuit board structure, for suppressing the undesired electromagnetic wave propagation within a specific frequency band....
US20140015622 HEAT DISSIPATING OUTPUT NETWORK  
A heat dissipating output network (110) is provided. The heat dissipating output network (110) includes one or more impedance elements (204) and one or more capacitors (206), with the one or more...
US20140368292 MICRO-ELECTRO-MECHANICAL SYSTEM (MEMS) STRUCTURE AND DESIGN STRUCTURES  
Micro-Electro-Mechanical System (MEMS) structures, methods of manufacture and usage, and design structures are disclosed herein. The method includes applying a first voltage polarity to an...
US20110163935 Dynamic Impedance Matching Network and Method for Matching an Impedance Between a Source and a Load  
An impedance matching network includes an impedance matching circuit for dynamically matching an impedance between a source and a load. Matching is done by varying the real part and the imaginary...
US20130187727 METHODS FOR TUNING AN ADAPTIVE IMPEDANCE MATCHING NETWORK WITH A LOOK-UP TABLE  
Methods for generating a look-up table relating a plurality of complex reflection coefficients to a plurality of matched states for a tunable matching network. Typical steps include measuring a...
US20120154069 METHODS FOR TUNING AN ADAPTIVE IMPEDANCE MATCHING NETWORK WITH A LOOK-UP TABLE  
Methods for generating a look-up table relating a plurality of complex reflection coefficients to a plurality of matched states for a tunable matching network. Typical steps include measuring a...
US20120056689 METHODS FOR TUNING AN ADAPTIVE IMPEDANCE MATCHING NETWORK WITH A LOOK-UP TABLE  
Methods for generating a look-up table relating a plurality of complex reflection coefficients to a plurality of matched states for a tunable matching network. Typical steps include measuring a...
US20120133452 EFFECTIVE SUBSTITUTIONS FOR RARE EARTH METALS IN COMPOSITIONS AND MATERIALS FOR ELECTRONIC APPLICATIONS  
Embodiments disclosed herein include methods of modifying synthetic garnets used in RF applications to reduce or eliminate Yttrium or other rare earth metals in the garnets without adversely...
US20110181371 BAND SELECTIVE ISOLATION BRIDGE FOR SPLITTER  
A splitter device includes a first splitter comprising an input leg coupled to a provider content input port, a first output leg, and a second output leg. The provider content input port is...
US20110175690 HIGH POWER, LOW-PASSIVE INTERMODULATION MICROWAVE TERMINATION  
A termination configured to absorb high microwave power while generating low levels of passive intermodulation interference. The termination includes a microwave cable having a first end and a...
US20110025430 POWER SPLITTER  
A power splitter and/or combiner is described. The power splitter may be provided as a broadband, passive, divide by N power splitter that may be advantageously employed in providing power to...
US20130049903 ARTIFICIAL MICROSTRUCTURE AND METAMATERIAL WITH THE SAME  
An artificial microstructure made of conductive wires includes a split resonant ring with a split, and two curves. The two curves respectively start from first end and the second end of the split...
US20140167783 RESONATOR AND BIOSENSOR SYSTEM INCLUDING THE SAME  
Provided are a resonator and a biosensor system including the same. The resonator may have a flat plate shape to increase a filling factor of a sample, thereby improving measurement sensitivity....
US20140306780 Duplexers  
An electrical balance duplexer comprising an electrical balance load having an electrical balance load connection, an antenna connection, a first differential power amplifier output connection, a...
US20120249261 SYSTEMS AND METHODS FOR ENHANCING RELIABILITY OF MEMS DEVICES  
A micro-electromechanical system (MEMS) device that in one embodiment includes at least two MEMS switches coupled to each other in a back-to-back configuration. The first and second suspended...