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WO/2006/088728A2 |
A voltage tunable resonator is provided, including a dielectric base made of a dielectric material having at least one of a voltage dependent dielectric constant and piezoelectric characteristics. A metal contact having a predetermined a...
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WO/2006/086414A2 |
A dual mode ceramic filter (10) has an enclosure (12) with two cavities (14A, 14B) separated by a wall (15), and two TM dual-mode resonators (16, 19), each TM dual- mode resonator positioned in a corresponding cavity. Each TM dual-mode r...
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WO/2006/075498A1 |
A substantially circular electrode (3) is provided on a front plane (2A) of a dielectric substrate (2) of a TM010 mode oscillator (1). On a rear plane (2B) of the dielectric substrate (2), a connecting line (5) extending along a diameter...
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WO/2006/073027A1 |
A cavity reentrant cylindrical resonator formed by threading an inner conductor to an outer conductor, wherein an area allowing a screw (2) to deform therein is formed by forming, in a female screw hole inside the inner conductor (1), an...
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WO/2006/063640A1 |
The invention relates to a high-frequency filter provided with a coaxial design, comprising one or more resonators, at least one of the resonators having the following features: an inner conductor, which is provided in the form of an inn...
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WO/2006/062642A1 |
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 into and extracting the RF field from the r...
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WO/2006/058964A1 |
An arrangement for filtering the transmitting signals in a radio device using frequency division duplex. In a radio transmitter, in which the transmitting signal is divided to a plurality of antennas (ANT1 , ANT2, ANT3) radiating to diff...
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WO/2006/059951A1 |
An LC resonator (117; 122) for a voltage controlled oscillator (13; 116) comprises an inductive transmission line 31; 51), and input and output ports (33a-b; 53a-b) connected to the transmission line, wherein the transmission line is gro...
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WO/2006/058965A1 |
A coaxial resonator provided with temperature compensation in order to control the changing of the natural frequency of the resonator when the temperature changes. The characteristic of dielectric materials that the temperature coefficie...
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WO/2006/059159A1 |
A dielectric resonator filter having at least two poles for filtering a frequency band from an input frequency spectrum, which filter comprises (i) a body (2a, 2b) formed of electrically conductive material, which body (2a, 2b) defines a...
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WO/2006/050705A1 |
The invention relates to the design of common-mode operated and push-pull operated resonators. Disclosed are both transmission resonators and reflection resonators that are based on series or parallel resonant circuits. Said dual-mode re...
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WO/2006/052562A1 |
A method (200) of frequency trimming an electronic device (100) such as a resonator or filter can include the steps of providing (202) an external trimmable portion (10) of a multi-port trim network and selectively removing (204) at leas...
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WO/2006/043879A1 |
The present invention relates to a RF filter made from Zink or a Zink alloy, preferably used for extracting a DC voltage and/or a low frequency signal (DC/Com, signal) superimposed on a RF signal. The DC/Com, signal is extracted using a ...
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WO/2006/043880A2 |
The present invention relates to a DC extracting arrangement in a RF filter used for extracting a DC voltage and/or a low frequency signal (DC/Com, signal) superimposed on a RF signal. The DC/Com, signal is extracted using a low pass fil...
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WO/2006/037890A1 |
The invention concerns a dielectric resonator for electromagnetic waves comprising at least one junction formed by an interface zone between two materials with different dielectric properties one of which is a semiconductor material, and...
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WO/2006/033204A1 |
A resonant circuit (9) is composed of a resonator (10) provided on the front plane of a circuit board (2), and a main line (19) connected to a negative resistive circuit. In the resonator (10), a resonant electrode (12) is formed on a di...
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WO/2006/029868A1 |
The invention relates to a high-frequency filter that has the following features: a substrate (1) is provided that is made of dielectric material and comprises a first face (1e) and an opposite second face (1a); at least one stripline (6...
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WO/2006/027267A1 |
Disclosed are a device and a method for high-precision level measurement in an pneumatic spring. The level is measured by determining the resonance frequency of a microwave cavity resonator. An electrically conductive flat coil spring (2...
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WO/2006/022104A1 |
A slot line (1) is constituted of a slot (4) formed in a surface electrode (3) of a dielectric substrate (2) and two slot lines (1) are arranged with a gap (5) between them in such a manner that the surface electrodes (3) are separated f...
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WO/2006/019302A1 |
It is described a resonator assembly comprising resonators where the resonator frequency is tuned such that a variable amount of di electric material changes the resonance frequency. This is obtained by changing the capacitance between t...
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WO/2006/011412A1 |
A high-frequency circuit comprises a waveguide (1), and at least one resonator (2) arranged in the waveguide (1). The resonator (2) has at least one patterned conductor layer parallel with a plane intersecting the H plane and resonates a...
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WO/2006/012055A2 |
A high Q RF cavity resonator loaded with a ceramic disc, the resonator comprising an inner conductive post having a length less than a quarter wavelength. The resonance frequency of the resonator is tunable by changing a distance between...
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WO/2006/003747A1 |
A spurious propagation blocking circuit for blocking spurious waves propagating at least between two flat plane conductors in parallel is composed of a band rejection filter composed of resonators (8, 9) of a plurality of steps and trans...
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WO/2006/003745A1 |
A dielectric porcelain composition for high frequency which comprises a main component represented by the general formula: [(1-y) xCaTiaO(1+2a) - (1-y) (1-x)Ca&lcub (M1)1/3(M2)2/3&rcub bO(1+2b) - yLnAlcO(3+3c)/2] (wherein M1, M2 and Ln r...
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WO/2006/001119A1 |
A dielectric filter (16) comprising a floating electrode part (7A) for regulating the resonance frequency and the capacitance and a floating electrode insulating part (15A) formed in a resonant conductor forming hole (2A). Consequently, ...
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WO/2005/122323A1 |
An adjustable resonator filter (200), the operating band of which can be shifted by a one-time adjustment. The natural frequency of each resonator (210, 220) is affected, in addition to the basic tuning arrangement, by an adjustment ci...
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WO/2005/119833A1 |
The invention relates to a cavity resonator (20) with temperature compensation, comprising a pot (21) and a cover (22) which together surround a cavity resonance volume (V). The pot (21) comprises a first material which has a first tempe...
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WO/2005/117280A2 |
Tunable RF cavity. The cavity (24) includes a magnetostrictive material (20) coupled to the cavity (24) and a magnetic coil (22) configured to impress a magnetic field on the magnetostrictive material (20). Control circuitry energizes th...
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WO/2005/104149A1 |
Systems and methods are taught for blocking the propagation of electromagnetic waves in parallel-plate waveguide (PPW) structures. Periodic arrays of resonant vias are used to create broadband high frequency stop bands in the PPW, while ...
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WO/2005/101567A1 |
An oscillator has an integrated circuit and an external, frequency-determining resonator set up as a cavity resonator which, besides its electric function, acts as a housing and support for the integrated circuit of the high-frequency os...
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WO/2005/099401A2 |
A discrete resonator (1) is provided, including a dielectric base (2) having a dielectric constant. A metal contact (3) formed on a major surface of the dielectric base (2) has a predetermined area and is positioned at a predetermined lo...
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WO/2005/091941A2 |
Systems and methods are taught for blocking the propagation of electromagnetic waves in parallel-plate waveguide (PPW) structures. Periodic arrays of resonant vias are used to create broadband high frequency stop bands in the PPW, while ...
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WO/2005/091427A1 |
A filter in which the overall size is reduced in plan view while utilizing a folded waveguide. The filter comprises a waveguide (B1) formed in a multilayer substrate (PC) while being surrounded by conductor layers (15, 17) arranged oppos...
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WO/2005/091429A1 |
Disclosed is a method for providing ability of tuning resonance frequency in different applications. The method according to the invention at least comprises the step of adding ferroelectric disks in the resonators. Here, the ferroelectr...
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WO/2005/091316A1 |
The invention relates to thin-layered superconductors, particularly those having tunable or adjustable characteristics. The invention also relates to a method for the production of said components, in addition to devices including said c...
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WO/2005/086275A1 |
An improved high frequency filter of coaxial construction, comprises one or more resonators (R) with the following features: an electrically-conducting inner line embodied as an inner line tube (1), an electrically-conducting outer line ...
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WO/2005/078971A1 |
An antenna unit, which is connected to an electronic device for transmitting a received radio signal thereto, has a noise canceller, which cancels noise that occurs in the electronic device and is conveyed to the antenna unit via a groun...
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WO/2005/073148A1 |
[PROBLEMS] To provide a dielectric porcelain composition for a high frequency wave, which has a high &epsiv r and a high Q X f value and also exhibits a reduced absolute value of &tgr f, and thus exhibits excellent dielectric characteris...
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WO/2005/069425A1 |
A substantially cubic dielectric core (1) has two through holes (11, 12) penetrating the opposing faces. A supporting rod (3) is inserted into the through holes (11, 12) with a low-permittivity insulator bushing (6) interposed between th...
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WO/2005/069023A1 |
Disclosed is a device for detecting physical properties of a medium in the range of a high-frequency resonator, wherein the high-frequency radiator (10;30;35;36) is impinged upon with a high-frequency alternating voltage and a change in ...
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WO/2005/064737A1 |
The present invention relates to a tunable microwave arrangement (10) comprising a microwave/ integrated circuit device (11) and a substrate (6). It comprises a layered structure disposed between said microwave /integrated circuit device...
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WO/2005/062415A1 |
A dielectric resonating element part that resonates in a TE01 &dgr mode is formed integrally with a protrusion part oriented perpendicularly to the bottom surface of the dielectric resonating element part. The peripheral surface of the p...
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WO/2005/062413A2 |
A process for producing high temperature superconductor (HTS) mini-filters or coils in which the high temperature superconductor films are deposited on a layer of CeO2 on a substrate results in higher yields of mini-filters or coils.
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WO/2005/051861A1 |
A dielectric ceramic composition for high-frequency exhibiting high specific inductive capacity &epsiv r and high Q-value and capable of arbitrarily controlling resonant frequency temperature coefficient &tgr f around 0 ppm/°C. This com...
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WO/2005/053086A2 |
This invention provides a laser trimming method for tuning the frequency of a spiral resonator, and for improving the characteristics of a high temperature superconductor filter comprised of high temperature superconductor spiral resonat...
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WO/2005/045986A1 |
A dielectric substrate (1) is provided with first and second conductor openings (AP1, AP2) communicating through a first slit (SL1), and third and fourth conductor openings (AP3, AP4) communicating through a second slit (SL2) such that t...
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WO/2005/041346A1 |
The invention relates to a filter module suitable for the filtering of electromagnetic waves, comprising a dielectric cylindrical resonator (1) and one or more lines (2, 3), which supply or draw off electromagnetic waves to or from the d...
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WO/2005/038977A1 |
A multi-layered dielectric substrate (1) includes a first spiral slot (4) formed in a portion of a first ground conductor layer (2); a second spiral slot (5) formed in a portion of a second ground conductor layer (3) formed as a surface ...
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WO/2005/034280A1 |
A dielectric resonator, an oscillator and a transmitter/receiver having stabilized characteristics whose manufacturing cost can be reduced. A transmission line (2) is formed on the front surface (1A) of a circuit board (1) and a ground e...
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WO/2005/020793A2 |
A head imaging MRI apparatus includes a microstrip-based RF coil comprising: a cylindrical non-magnetic core module having an outer surface and a longitudinal axis, a cylindrical bore extending through the core module along the longitudi...
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