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7612638 |
Waveguides in integrated circuits
A waveguide in semiconductor integrated circuit is disclosed, the waveguide comprises a horizontal first metal plate, a horizontal second metal plate above the first metal plate, separated by an...
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7589470 |
Method and apparatus for producing plasma
A method and apparatus for producing a distributed plasma at atmospheric pressure. A distributed plasma can be produced at atmospheric pressure by using an inexpensive high frequency power source...
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7573430 |
Microwave components
The present invention relates to a microwave component with an at least partially enclosed cavity, such as a microwave filter, a waveguide or a horn antenna, comprising an outer support structure...
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7564328 |
Thermal expansion compensation assemblies
Filter and manifold compensation assemblies for thermal compensation of a filter cavity and a manifold which include at least one a lever element pivotally coupled to the filter or manifold at a...
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7551042 |
Microwave pulse compressor using switched oversized waveguide resonator
A microwave pulse compressor has an elongated, cross-sectionally oversized waveguide resonator for decreasing the attenuation of the resonator, thereby increasing the resonator's Q O The increased...
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7545242 |
Distributing clock signals using metamaterial-based waveguides
Various embodiments of the present invention are directed to global interconnects that employ metamaterial-based waveguides to distribute clock signals to IC internal components. In one embodiment...
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7538640 |
Waveguide and attenuation pole waveguide bandpass filter
A waveguide and an attenuation pole waveguide bandpass filter with a simple structure without any additional structure such as a negative cross coupling between resonators. The attenuation pole...
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7531803 |
Method and system for transmitting terahertz pulses
Systems for THz transmission using new types of THz waveguides with low loss, negligible group velocity dispersion and structural simplicity are described herein. The THz system incorporates the...
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7495533 |
Waveguide of rectangular waveguide tube type having sub ground electrodes
The present invention provides a waveguide for the TM mode having a simpler configuration. The waveguide has: a pair of main ground electrodes ( 2 a ) and ( 2 b ) disposed so as to face each other...
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7474178 |
Flexible waveguide cable with coupling antennas for digital signals
According to some embodiments, a waveguide cable includes a dielectric core and a conducting layer surrounding the dielectric core. A first antenna may be provided at a first end of the waveguide...
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7425930 |
Light-weight signal transmission lines and radio frequency antenna system
A light weight antenna system and corresponding lightweight transmission lines are disclosed that are characterized as having an extremely light weight relative to prior such systems and lines. An...
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7368692 |
Ridged serpentine waveguide applicator
A serpentine waveguide applicator for exposing a material to microwave energy for hearing, drying, or curing. A conveyor transports the material through aligned slots formed in facing sides at...
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7323954 |
Dielectric ceramic filter with metal guide-can
A dielectric ceramic filter with a metal guide can is provided. The dielectric ceramic filter includes a metal guide can coupled to and projecting from both input/output ends of the dielectric...
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7304554 |
U-shaped microwave and millimeter wave resonator filter
A filter including a body on which a waveguide groove, whose one surface is open, is formed in a U-shape and a plurarity of inductive resonant windows are provided along a longitudinal direction of...
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7301424 |
Flexible waveguide cable with a dielectric core
According to some embodiments, a waveguide cable includes a dielectric core and a conducting layer surrounding the dielectric core. A first antenna may be provided at a first end of the waveguide...
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7283855 |
Dielectric waveguide having a 45° face and method of production thereof
A dielectric waveguide which comprises a first single crystal magnesium oxide block having a surface of face (001), (100) or (010) and a first copper oxide superconducting film formed on the...
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7271686 |
Dielectric filter and wireless communication system
A dielectric resonator is arranged such that an upper electrode 4 a and a lower electrode 4 b are disposed on both surfaces of a dielectric substrate 1 that has an interior metallized layer...
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7256667 |
Waveguide device and method for making same
A monolithic micromachined waveguide device or devices with low-loss, high-power handling, and near-optical frequency ranges is set forth. The waveguide and integrated devices are capable of...
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7218190 |
Waveguides and scattering devices incorporating epsilon-negative and/or mu-negative slabs
Waveguides and scattering devices are made from a pair of slabs, at least one slab being either an “epsilon-negative (ENG)” layer in which the real part of permittivity is assumed to be...
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7170373 |
Dielectric waveguide filter
A conductive layer is formed on each of the upper and lower surfaces of a dielectric substrate, and the two conductive layers are connected by rows of via-holes that are formed which a spacing that...
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7170365 |
Ultrafast sampler with non-parallel shockline
An ultrafast sampling system includes an interposer and a sampler that include series of Schottky diodes configured with a non-parallel waveguide to form shocklines or nonlinear transmission line...
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7142074 |
Multilayer waveguide filter employing via metals
A waveguide filter is disclosed. The waveguide filter includes a lower conductive layer; a plurality of dielectric layers stacked on the lower conductive layer; an upper conductive layer formed on...
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7132909 |
Microwave waveguide
A microwave component has a cavity including a plurality of geometrically shaped elements therein wherein the shape profile and position of the elements in relation to the cavity act to define the...
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7068118 |
Pulse modulator for nonradiative dielectric waveguide, and millimeter wave transmitter/receiver using the same
A pulse modulator includes a circulator which comprises: two ferrite plates; a plurality of mode suppressors for transmitting therethrough an LSM mode electromagnetic wave while shutting off an LSE...
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7038556 |
Waveguide type signal terminator and signal attenuator
Disclosed are a waveguide type signal attenuator for attenuating an input signal as desired and a waveguide type signal terminator for making an input signal be utterly disappeared, where a...
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7026886 |
Miniaturized microwave integrated circuit using complementary conducting surfaces
The invention discloses a two-dimensional array waveguide structure implemented with multi-layer process or monolithic integrated circuit process. The structure includes a first metal layer, a...
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7023302 |
Slow-wave structure for ridge waveguide
A ridge waveguide filter having a slow-wave structure. The ridge waveguide has an elongate hollow tube formed of a conductive sidewall. At least a first part of the conductive sidewall periodically...
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6995637 |
Waveguide, high-frequency circuit, and high-frequency circuit device
A waveguide, a high-frequency circuit, and a high-frequency circuit device having the waveguide are provided. The waveguide includes two conductor plates each of which has a surface having a...
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6960970 |
Waveguide and backplane systems with at least one mode suppression gap
Waveguides and backplanes systems are disclosed. A waveguide according to the present invention includes a first conductive channel, and a second conductive channel disposed generally parallel to...
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6958669 |
Hermetic high frequency module and method for producing the same
The invention relates to a high frequency module with a hollow conductor structure, consisting of a housing bottom and a housing lid, preferably consisting of ceramic. The housing bottom and the...
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6940372 |
Transmission line, resonator, filter, duplexer, and communication apparatus
A transmission line, a resonator, a filter, a duplexer, and a communication apparatus efficiently minimize power losses due to edge effects, thereby having superior loss-reduction characteristics....
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6927654 |
Corrosion resistant waveguide system and method
A waveguide device that includes a waveguide device body having interior surfaces, a deposited aluminum coating disposed on the interior surfaces of the waveguide device body, a protective coating...
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6927653 |
Dielectric waveguide type filter and branching filter
A cutoff waveguide path is provided in a part of a dielectric waveguide comprising a pair of main conductive layers formed on an upper and a lower surfaces of a dielectric and groups of conductive...
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6925700 |
Method for producing large-area planar wave guide structures
A method and a device for producing large-area planar wave guide structures is described. A planar substrate is provided with channel-shaped structures and the channel-shaped structures are filled...
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6917266 |
Microwave waveguide
A microwave component has a cavity including a plurality of geometrically shaped elements therein wherein the shape profile and position of the elements in relation to the cavity act to define the...
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6917263 |
High-frequency waveguide with columnar bodies and reflecting walls and method of manufacturing the waveguide
A first dielectric wall and a second dielectric wall in which hollow alumina cylindrical columns are arranged in layers so that axial centers of the alumina cylindrical columns describe planar...
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6909345 |
Method for creating waveguides in multilayer ceramic structures and a waveguide having a core bounded by air channels
The invention relates to a waveguide manufacturing and a waveguide manufactured with the method, which can be integrated into a circuit structure manufactured with the multilayer ceramic technique....
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6903625 |
Microstrip RF signal combiner
A microwave signal combiner having a dielectric board with a main line on one surface and a plurality of cascaded input lines on a second, and opposite surface. The second surface includes a ground...
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6882253 |
Non-radiative dielectric waveguide and millimeter wave transmitting/receiving apparatus
The invention provides a highly-reliable, low-loss non-radiative dielectric waveguide. According to one aspect of the invention, a non-radiative dielectric waveguide comprises parallel planar...
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6867660 |
Line transition device between dielectric waveguide and waveguide, and oscillator, and transmitter using the same
A line transition device which intervenes between a non radiative dielectric waveguide and a hollow waveguide for example, includes a dielectric waveguide having a dielectric strip held by a pair...
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6864764 |
Dielectric porcelain composition, and dielectric resonator and nonradiative dielectric strip using same
An object of the invention is to provide a dielectric porcelain composition with low rate of phase change of a cordierite phase as a primary crystal phase, in which as a result of the low rate of...
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6832081 |
Nonradiative dielectric waveguide and a millimeter-wave transmitting/receiving apparatus
A NRD guide includes a pair of parallel plate conductors opposed to each other at a spacing equal to or shorter than half the wavelength of a high-frequency signal to be transmitted and having...
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6816042 |
Process to make lightweight objects
An “inside out” process is used to make RF antennas and components or higher frequency components and/or optics. An electroformed single or multi layer of metal, such as copper, is applied to a...
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6810577 |
Method of manufacturing a dielectric waveguide
The present invention provides a method of efficiently manufacturing a dielectric waveguide with high reliability and precision. In the method, a resist material is formed on the outer surface of a...
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6803841 |
Dielectric line, having a dielectric strip fitted in a groove between two contacting conductors
A dielectric strip is located in a space formed by facing grooves in two conductors. A corner of the groove bottom surface Gb has a sectionally substantial arc form. A groove side surface Gs is...
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6794960 |
Voltage tunable laminated dielectric materials for microwave waveguide applications
A tunable dielectric structure includes a first layer of dielectric material, a second layer of dielectric material positioned adjacent to the first layer of dielectric material, with the second...
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6788918 |
Transmission line assembly, integrated circuit, and transmitter-receiver apparatus comprising a dielectric waveguide protuding for a dielectric plate
In a transmission line assembly, a dielectric plate has a continuous protruding portion on at least one of the surfaces thereof so as to form a convex section, electrodes are formed on both of the...
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6781477 |
System and method for increasing the channel capacity of HVAC ducts for wireless communications in buildings
A system for transmitting wireless communications within ductwork. The system includes a plurality of transmitter devices for introducing electromagnetic radiation into the ductwork such that the...
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6724283 |
Arrangement mounted on a printed circuit board and method of producing such an arrangement
The invention relates to a microwaveguide that is integrated in the dielectric layer of a conductor carrier, e.g. a printed circuit board. The waveguide enables different types of active and/or...
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6724281 |
Waveguides and backplane systems
Waveguides and backplanes systems are disclosed. A waveguide according to the present invention includes a first conductive channel, and a second conductive channel disposed generally parallel to...
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