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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...
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...
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...
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...
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,...
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;...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
Matches 1 - 50 out of 392 1 2 3 4 5 6 7 8 >