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Patent Searching and Data


Matches 351 - 400 out of 4,744

Document Document Title
WO/2002/037910A1
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 differeht types of active and/or passive functions intened to influence the ...  
WO/2002/033783A2
A low cost, reduced complexity antenna fabrication scheme employs a section of thin, lightweight flex circuit decal, rather than a wire, as the antenna's radiation element. In order to support and contour the flex circuit decal in a thre...  
WO/2002/019467A1
The invention relates to an electric component comprising a base body (1), which has a top side and a bottom side and which is at least partially comprised of a dielectric. On said top side, a raised or recessed delimiting structure (2) ...  
WO2001069719A3
A radio frequency aperture comprising a plurality of insulating layers disposed in a stack, each layer including an array of conductive regions, the conductive regions being spaced from adjacent conductive regions. Also disclosed is meth...  
WO/2002/011241A1
A helical antenna is disclosed, produced by using wire in a rolling or winding process and comprising a helical piece and a contact piece. The spring properties of the contact piece permit advantageous contact-forming possibilities durin...  
WO2001050198A3
The invention relates to a method for production of three-dimensionally arranged conducting and connecting structures for volumetric and energy flows. Various light-setting materials are used for the production of the layers. Upon exchan...  
WO/2001/099225A1
A composite substrate type circulator comprising a conductive thin film formed on a ferrite disc (10) and a second dielectric material film (4) for constructing a circulator circuit, the conductive thin film being made of a three-layered...  
WO/2001/097324A1
Components for systems and apparatus of high frequency signals, in particular filters, duplexer, supports, containers and the like, characterized by a molded body in zinc alloy especially of the ZAMA family, preferably of the alloy comme...  
WO/2001/095425A1
A multi-layer circuit board including top (40), middle (24), and bottom (18) dielectric layers, a conductive pattern (44) disposed on the top surface (42) and a ground layer (46) disposed on the bottom surface of the top dielectric layer...  
WO/2001/095684A1
The idea of the invention is to form a cavity in a multilayer substrate at the point of the structure to be trimmed. This enables the embedding of tolerance critical components inside substrates, such as printed circuit boards, modules, ...  
WO/2001/086751A1
When manufacturing waveguides, for example densely located waveguide channels, for electromagnetic waves such as microwaves, the channels are produced from rod-shaped bodies (1) of a material permeable to the waves and non significantly ...  
WO2000026149A9
Embedded, coupled, shaped waveguide resonators having conductive walls sandwiched between two fired green tape stacks, said conductive walls having apertures therein whose size and location determine the degree of coupling. These wavegui...  
WO2001018749A3
Radio frequency identification elements (15), including linerless or lined labels (56), are produced with enhanced effectiveness. The antenna (18) is printed with conductive ink or toner, and cross-over may be provided by spot printing a...  
WO/2001/069719A2
A radio frequency aperture comprising a plurality of insulating layers disposed in a stack, each layer including an array of conductive regions, the conductive regions being spaced from adjacent conductive regions. Also disclosed is meth...  
WO2001001453A3
The electrical characteristics of a signal trace in a layered circuit board are modified by selectively modifying the dielectric constant and/or the magnetic permeability of an insulating material layer in the vicinity of a signal interc...  
WO/2001/050198A2
The invention relates to a method for production of three-dimensionally arranged conducting and connecting structures for volumetric and energy flows. Various light-setting materials are used for the production of the layers. Upon exchan...  
WO/2001/029924A1
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 (A) and an electric layer (C) which is ma...  
WO/2001/026179A1
The present invention relates to a method of providing a conductor (440, 510, 510') applied on a carrying substrate (430, 520, 520'), said conductor being provided such that an electromagnetic wave flows a distance from a first point to ...  
WO/2001/018749A2
Radio frequency identification elements (15), including linerless or lined labels (56), are produced with enhanced effectiveness. The antenna (18) is printed with conductive ink or toner, and cross-over may be provided by spot printing a...  
WO2000030211A8
An antenna is formed from a single sheet of generally planar metal that is cut to provide four geometric antenna shapes that comprise a ground plane element (15), a two-section shorting element that is defined by two generally parallel f...  
WO/2001/004986A1
The invention relates to a waveguide manufacturing method and a waveguide manufactured with the method, which can be integrated into a circuit structure manufactured with the multilayer ceramic technique. The core part (23, 33, 43, 53a, ...  
WO/2001/004987A1
The invention relates to a method for producing a microwave filter (700), comprising making at least one through-cutout (750) in a first electrically conductive plate (740) shaped as a rectangle, with a short side and a long side, insert...  
WO/2001/001453A2
The electrical characteristics of a signal trace in a layered circuit board are modified by selectively modifying the dielectric constant and/or the magnetic permeability of an insulating material layer in the vicinity of a signal interc...  
WO/2000/077881A1
A microwave coupler (200) in a multilayer, vertically connected stripline architecture provided in the form of a microwave integrated circuit that has a homogeneous, multilayer structure. Such a coupler has multiple sets of stripline lay...  
WO/2000/077883A1
A method of forming metallization patterns on a block of dielectric material wherein the entire surface area of the dielectric block is encased with a conductive material and unwanted conductive metal is ablatively etched from a designat...  
WO2000026149A8
Embedded, coupled, shaped waveguide resonators having conductive walls sandwiched between two fired green tape stacks, said conductive walls having apertures therein whose size and location determine the degree of coupling. These wavegui...  
WO/2000/070710A1
Disclosed is a helical antenna manufacturing apparatus and method. A controller controls a core driver and a roller driver to rotate a core and a roller according to an rpm which is pre-set according to diameters of the core and the roll...  
WO/2000/060699A1
A method of manufacturing a high-gain, high-frequency device, such as a phased-array antenna, which uses such a switch having movable parts as a micromachine switch. The high-frequency device comprises a dielectric substrate on which are...  
WO/2000/055940A1
The invention concerns detachable whip antennae with capacitive load wherein the load does not need to contribute to the antenna mechanical strength. To achieve this, the entire load (3) is inserted in the conductor strand (2f-21-33-32-2...  
WO/2000/039882A1
A method for manufacturing an antenna for a wireless communications system includes the steps of assembling and soldering a spring to a metal rod, insert molding a pipe and assembling the pipe with a bobbin by inserting the bobbin into t...  
WO/2000/039854A1
Disclosed is a coaxial type signal line that solves problems associated with signal interference and the connection of signal lines that are generated in a radio frequency (RF) electrical system. A method for manufacturing the coaxial ty...  
WO/2000/031820A1
An object of the present invention is to provide a dielectric device having a reduced ohmic loss, more particularly, a dielectric device for high frequency application with a reduced loss of a high frequency component and, still more par...  
WO/2000/031821A1
A double balanced ring mixer is provided in the form of a microwave integrated circuit that has a homogeneous, multilayer structure. The mixer (300) utilizes baluns comprising rectangular coaxial transmission lines (202, 305, 306) that a...  
WO/2000/030211A1
An antenna is formed from a single sheet of generally planar metal that is cut to provide four geometric antenna shapes that comprise a ground plane element (15), a two-section shorting element that is defined by two generally parallel f...  
WO/2000/028620A1
Methods of fabricating air-filled true-time-delay, continuous transverse stub array antenna. A plurality of extruded sections that are physically independent of one another are fabricated. The plurality of extruded sections are arranged ...  
WO/2000/026149A1
Embedded, coupled, shaped waveguide resonators having conductive walls sandwiched between two fired green tape stacks, said conductive walls having apertures therein whose size and location determine the degree of coupling. These wavegui...  
WO/1999/044257A1
Flexible diversity antennas having gain and bandwidth capabilities suitable for use within small communications devices such as radiotelephones are provided. A core of flexible material has an electrical conductor embedded therewithin in...  
WO/1999/040627A1
An electrical connecting element (1) comprises a dielectric substrate (2) on which a plurality of coplanar and substantially parallel conductor paths (3, 4, 5; 11, 12, 13; 23, 24, 25, 26, 27) is arranged. At least one of these conductor ...  
WO1999018629A3
A microwave filter which is used for implementing a band filtering with respect to a microwave signal of a predetermined band for various portable mobile communication products including a cellular phone, a GPS (Global Positioning System...  
WO/1999/018629A2
A microwave filter which is used for implementing a band filtering with respect to a microwave signal of a predetermined band for various portable mobile communication products including a cellular phone, a GPS (Global Positioning System...  
WO/1999/016089A1
Laminated ceramic parts composed of an inner conductor layer and a ceramic layer sintered simultaneously with each other, wherein the inner conductor layer is made of a conductor material comprising silver as a main component and the cer...  
WO/1999/014816A1
The present invention relates to a method for producing a ceramic filter with characteristic impedance jumps, wherein at least two preforms (10, 11) made of ceramic materials having different dielectrics ($g(e)¿r1?, $g(e)¿r2?) are arra...  
WO/1999/012223A1
The invention relates to a method and an apparatus for making an air gap (L, l¿a?) over at least one conductor (5, 5a) on a printed circuit board (1), minimizing the losses in the conductor (5, 5a). The well known Sequential Build Up (S...  
WO/1998/047331A1
A wiring board provided with a line (1), a shield pattern (2) formed in parallel with the line (1), a conductor layer (4) formed so as to face the line (1) and the shield pattern (2) through an insulating layer (3), a conductor layer (6)...  
WO/1998/042486A1
A method of reproducing a millimeter or submillimeter wavelength device including forming a master (2) of the millimeter or submillimeter wavelength device, forming at least one mold (20) from the master (2), and forming at least one rep...  
WO/1998/033229A1
A dielectric resonator which has a dielectric substrate formed with electrodes on both front and back surfaces, with at least one of the electrodes being constituted of a thin film multilayer electrode made by alternately stacking thin f...  
WO/1998/019858A1
A circuit comprising a microstrip conductor (101, 102) is manufactured from silver having a protective layer (103) of copper. During manufacture, a ceramic substrate (104) is cleaned and a ground plane (106), and a through via (107) are ...  
WO/1998/002935A1
A ground plane interconnection is provided on first and second substrates (100, 112), the first and second substrates (100, 112) having respective first and second ground layers (110, 118) disposed on a first surface of each of the first...  
WO/1997/048146A1
The application describes a ceramic filter as well as a method of manufacturing same. Such filters comprise at least two stripline resonators in the form of printed metal layers which, during operation of the filter, are electromagnetica...  
WO1997030488A3  

Matches 351 - 400 out of 4,744