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8125281 |
Resonator
To provide a resonator that includes a resonant tunneling diode that can generate an electromagnetic wave. In the resonator, the resonant tunneling diode and a resistor layer are sandwiched between...
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8111115 |
Method of operation and construction of dual-mode filters, dual band filters, and diplexer/multiplexer devices using half cut dielectric resonators
Novel quadruple-mode, dual-mode, and dual-band filters as well multiplexers are presented. A cylindrical dielectric resonator sized appropriately in terms of its diameter D and length L will...
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8063723 |
Filter apparatus and method
A filter includes a cross-coupling link which includes a crossbar, a first vertical support attached to one end of the crossbar, a second vertical support attached to another end of the crossbar, a...
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8031036 |
Dielectric resonator and filter with low permittivity material
A resonator cavity for supporting a plurality of resonant modes and filtering electromagnetic energy includes a cavity and a resonator element with a mounting flange. The cavity is defined by a top...
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7956707 |
Angled metallic ridge for coupling combline and ceramic resonators
An apparatus for coupling a combline resonator and a ceramic resonator, including one or more of the following: a housing; a combline resonator in the housing; a ceramic resonator in the housing,...
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7843288 |
Apparatus and system for transmitting power wirelessly
An apparatus for transmitting power wirelessly is provided. The apparatus comprises: a dielectric resonator which generates evanescent waves in a predetermined direction in order to transmit power;...
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7825751 |
Resonant circuit, filter circuit, and antenna device
In resonant elements 102 to 105 constituting a resonant circuit, an uncontrolled cross coupling which exists between two resonant elements is controlled by using a coupling element 106 which is...
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7808345 |
Dielectric resonator of cruciform shape having offset planes and a filter formed there from
A dielectric resonator is constructed so as to have a substantially cruciform shape in cross section by including four plate components. A first set of opposed plate components have respective...
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7782158 |
Passband resonator filter with predistorted quality factor Q
A filter for processing an RF signal includes an input port and an output port and a plurality of resonators. The resonators are arranged in a sequentially-coupled arrangement between the input and...
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7777598 |
Dielectric combine cavity filter having ceramic resonator rods suspended by polymer wedge mounting structures
A combline filter has a ceramic resonator disposed inside at least one cavity wall. Because the resonator is implemented as a hollow rod, a tuning element may be inserted into an opening on the top...
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7777583 |
Mode selective coupler for whispering-gallery dielectric resonator
A whispering gallery mode dielectric resonator includes a conductive enclosure comprising a top, a bottom and walls. The resonator also includes a dielectric element disposed in the enclosure and...
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7756503 |
High frequency module
Heretofore, a plurality of packages were used in a high frequency module in which a plurality of waveguide terminals were positioned resulting in problems, such as degradation of characteristics in...
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7719391 |
Dielectric resonator circuits
The invention is a dielectric resonator circuit comprising a housing; first, second, and third resonators positioned substantially in a row within the housing with said second resonator positioned...
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7705694 |
Rotatable elliptical dielectric resonators and circuits with such dielectric resonators
In accordance with principles of the present invention, a two or more pole dielectric resonator circuit is provided with resonators that are elliptical in cross section orthogonal to the...
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7663454 |
Discrete dielectric material cavity resonator and filter having isolated metal contacts
A discrete resonator is provided, including a dielectric base having a dielectric constant. A metal contact formed on a major surface of the dielectric base has a predetermined area and is...
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7640647 |
Method of assembling a packaged high frequency circuit module
Projecting elongate stub walls are provided on the planar surfaces of a substrate at positions where bonding of the substrate to a clamping lid or base is to be carried out. On firing of the...
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7626216 |
Systems and methods for electromagnetic noise suppression using hybrid electromagnetic bandgap structures
A hybrid electromagnetic bandgap (EBG) structure for broadband suppression of noise on printed wiring boards includes an array of coplanar patches interconnected into a grid by series inductances,...
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7605678 |
Multiple-mode dielectric resonator, dielectric filter, and communication device
A multiple-mode dielectric resonator in which a through hole is formed in a substantially cubic dielectric core so as to pass through opposing surfaces thereof. A conductive support bar is inserted...
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7583164 |
Dielectric resonators with axial gaps and circuits with such dielectric resonators
A dielectric resonator with an air (or other dielectric) gap axially interrupting the body of the resonator and circuits employing such resonators. Preferably, the resonator body is conical or a...
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7564399 |
Shielded compartment for mounting a high frequency radar component on a printed circuit board
The shielded mounting module comprises a cover member and a box member . The box member includes a plurality of bosses formed in the bottom surface. Each of the bosses provide an electrical contact...
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7545235 |
Dielectric resonator filter assemblies and methods
A unitary resonator assembly for use in dielectric resonator filters and multiplexers. The unitary resonator assembly comprises a plurality of resonators joined by bridges, where the resonators and...
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7541897 |
Dielectric resonator, voltage-controlled oscillator, and wireless apparatus
A dielectric resonator having a line pattern that includes an electrode gap that defines a signal input/output portion provided on an open side, and a ground portion provided on a short-circuited...
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7538638 |
Resonator, filter, and communication unit
A resonator, a filter, and a communication apparatus that can be easily miniaturized even if the resonant frequency is relatively low are provided. Conductor layers are laminated in the state in...
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7532397 |
Optical material, optical device fabricated therefrom, and method for fabricating the same
In order to make a reflection coefficient in boundary surface between materials to be zero and permeate 100% of a light independent of a polarization direction, an optical device made of an optical...
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7515007 |
Integrated dielectric resonator filter and clock extraction device using the same
Provided are an integrated dielectric resonator filter and a clock extraction device using the integrated dielectric resonator filter. The integrated dielectric resonator filter includes: a...
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7479849 |
Dielectric resonator device, oscillator and transmitter-receiver apparatus
A dielectric resonator device including a circuit substrate with a top surface provided with transmission lines, and a bottom surface provided with a ground electrode; a dielectric substrate with...
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7453336 |
Coupling structure for cylindrical resonators
A filter module suitable for the filtering of electromagnetic waves includes a dielectric cylindrical resonator and one or more lines that supply or draw off electromagnetic waves to or from the...
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7417518 |
Dielectric resonator
A dielectric resonator is disclosed. In one embodiment, the resonator includes i) a conductive case having a plurality of walls which together define an inner space, ii) a substrate placed at the...
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7397332 |
High-frequency dielectric ceramic composition, dielectric resonator, dielectric filter, dielectric duplexer, and communication apparatus
A high-frequency dielectric ceramic composition that has excellent dielectric properties, such as a large εr, a large Q-value, and a small absolute value of τf, even in a high-frequency region, s...
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7394334 |
Dielectric resonance apparatus, oscillation apparatus, and transmission/reception apparatus
A substantially circular electrode 3 is arranged on a surface 2A of a dielectric substrate 2 of a TM010-mode resonator 1. A coupling line 5, which extends along a diameter of the substantially...
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7388457 |
Dielectric resonator with variable diameter through hole and filter with such dielectric resonators
In accordance with the principles of the present invention, a dielectric resonator is provided with a longitudinal through hole with a diameter that varies as a function of height of the resonator...
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7378925 |
Dielectric resonator, dielectric resonator frequency adjusting method, and dielectric resonator integrated circuit
An oscillator comprising a dielectric resonator (DR) has a high controllability and reproducibility of coupling between the dielectric resonator (DR) and an oscillation circuit, and an integrated...
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7352264 |
Electronically tunable dielectric resonator circuits
In order to permit electronic tuning of the frequency of a circuit including dielectric resonators, such as a dielectric resonator filter, tuning plates are employed adjacent the individual...
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7352263 |
Method and mechanism for tuning dielectric resonator circuits
The invention comprises a technique and associated mechanisms by which dielectric resonator circuits, such as filters, can be tuned in both frequency, bandwidth or both without the need for irises,...
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7342470 |
Circuit board microwave filters
A microwave filter has resonator comprised of a cylindrical structure having conductive walls filled with a dielectric material where the cylindrical structure is recessed inside a multi-layered...
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7332987 |
Multimode dielectric resonator device, dielectric filter, composite dielectric filter and communication apparatus
Two TE modes whose electric-field rotating planes have a perpendicular relationship are coupled independently of the coupling between two TM modes whose electric-field directions have the same...
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7326667 |
Microwave dielectric ceramic
A dielectric ceramic material consisting essentially of a composition of Formula 1 xATiO3(1−x)NdzRe(1−z)AlO3 (1) doped with 0.005% to 5% of a dopant selected from the group consisting of: cer...
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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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7310031 |
Dielectric resonators and circuits made therefrom
A dielectric resonator having variable cross-section, preferably varying monotonically, and, most preferably, the resonator being in the shape of a truncated cone. Such shapes displace the H11 mode...
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7307581 |
Mounting structure of high-frequency semiconductor apparatus and its production method
In a high-frequency circuit having a substrate having a high-frequency transmission line and an dielectric resonator formed on said substrate so that said dielectric resonator and said...
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7292112 |
Whispering gallery oscillator
There is disclosed a whispering gallery oscillator for producing a low noise microwave output signal. The whispering gallery oscillator comprises a dielectric resonator 1 comprising paramagnetic...
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7283022 |
Dual mode ceramic filter
A dual mode ceramic filter has an enclosure with two cavities separated by a wall, and two TM dual-mode resonators, each TM dual-mode resonator positioned in a corresponding cavity. Each TM...
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7280009 |
Radio frequency filter systems and methods
Systems and methods are disclosed herein to provide filters for radio frequency applications. For example, in accordance with an embodiment of the present invention, a radio frequency filter...
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7280010 |
Dielectric resonator RF interconnect
A RF interconnect comprising a dielectric resonator is disclosed. The dielectric resonator may be included in an interconnect housing. The dielectric resonator includes metalized side surfaces...
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7276996 |
Slotted dielectric resonators and circuits with slotted dielectric resonators
In accordance with the principles of the present invention, a resonator puck is provided with one or more vertical and/or horizontal, radial slits that improve the quality factor, Q, of circuits...
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7274273 |
Dielectric resonator device, dielectric filter, duplexer, and high-frequency communication apparatus
Electrodes (2) and (3) are formed on the front face (1A) and the rear face (1B) of a dielectric substrate (1). Fan-shaped apertures (4A) and (4B) forming a resonator (4) are formed in the...
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7271687 |
Dielectric resonator having a non-uniform effective dielectric permittivity along an axis of tuner displacement
The present invention relates to an improved tuning arrangement to linearise the sensitivity to frequency changes within a certain frequency range in response to tuner displacements relative to a...
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7253708 |
Radio frequency cavity resonatory with heat transport apparatus
An RF cavity resonator that includes: a resonator chamber for containing an RF field; an RF coupling element coupled to the resonator chamber for introducing the RF field into and extracting the RF...
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7193489 |
Radio frequency cavity resonator with heat transport apparatus
An RF cavity resonator (400) that includes: a resonator chamber (410) for containing an RF field; an RF coupling element (450, 452) coupled to the resonator chamber for introducing the RF field...
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7183881 |
Cross-coupled dielectric resonator circuit
A cross-coupled dielectric resonator circuit. Resonator circuits in accordance with the invention may be used to build low-loss compact filters, oscillators, and other circuits, particularly...
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