Matches 51 - 100 out of 308 < 1 2 3 4 5 6 7 >
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6677838 Coplanar waveguide with a low characteristic impedance on a silicon substrate using a material with a high dielectric constant  
A coplanar waveguide, which has parallel conductor strips that are arranged on a substrate and have an electrically insulating intermediate space between one another, wherein a material with a high...
6630876 Lightweight objects  
An “inside out” process is used to make RF antennas and components or higher frequency components and/or optics. This invention is especially useful for spaceflight components requiring high...
6614332 Transmission line, integrated circuit, and transmitter receiver  
In a transmission line, protrusions extend in line one after another in a direction perpendicular to the cross section in a part of a dielectric substrate, with a discontinuous portion...
6603956 Radio repeater using the non-radiative dielectric waveguide  
A radio repeater wherein a reflective negative resistance amplifier, using the negative resistance of a Gunn diode, is applied at one side of a dielectric waveguide, enabling signals to be inputted...
6590477 Waveguides 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...
6580343 Dielectric waveguide with pairs of dielectric strips connected in an off-set manner  
A dielectric waveguide designed to avoid the influence of reflection of electromagnetic waves at connected portions of dielectric strips and to have an improved characteristic. The distance L...
6560850 Microwave waveguide assembly and method for making same  
A waveguide and a method for assembling the same are provided. The waveguide comprises a first half and a second half. A gasket is applied to a first mating surface of the first half. The first...
6542046 Directional coupler, antenna device, and radar system  
A directional coupler includes two non-radiative dielectric lines, each formed by a dielectric strip between flat conductive surfaces placed substantially parallel to each other, such that the two...
6501350 Flat radiating cable  
A flat radiating cable in which conductive layers are not adhered to a dielectric core. Each of the conductive layers comprises a resilient material which resists kinking and is capable of...
6476694 Non-radiative dielectric waveguide circuit positioned between two metal plates which are multi-layered for different sizes of spaces  
A circuit with non-radiative dielectric waveguides held between two parallel metal plates which are multi-layered. Since the circuit has different heights of spacers between the plates owing to...
6476696 Waveguide for microwave manipulation  
This invention relates to the design of a microwave component utilizing geometric shapes positioned within the channel of a waveguide structure so as to produce microwave manipulation...
6472951 Microwave multiplexer with manifold spacing adjustment  
A series of tuning brackets are mounted on the microwave waveguide manifold at positions between the input waveguide/filter couplings. These brackets constrain the manifold and are constructed with...
6472961 Non-radiative dielectric line including convex or concave portion, and integrated circuit comprising the non-radiative dielectric line  
In a non-radiative dielectric line, slots opposing each other are respectively formed on two conductive plates and a dielectric strip is disposed within both the slots to form a NRD guide. Convex...
6380825 Branch tee dielectric waveguide line  
A high-frequency dielectric waveguide line comprising a dielectric substrate with two conductor layers on its two surfaces, and a plurality of rows of through conductors in the substrate connecting...
6359535 Dielectric waveguide line bend formed by rows of through conductors  
A high-frequency dielectric waveguide line comprising a dielectric substrate with two conductor layers on its two surfaces, and a plurality of rows of through conductors in the substrate connecting...
6356170 Dielectric waveguide resonator, dielectric waveguide filter, and method of adjusting the characteristics thereof  
A conducting film is formed on a dielectric block in a dielectric waveguide resonator, and a through-hole is formed in the dielectric block. The unloaded Q is set by selecting the outside...
6307451 Dielectric waveguide comprising connected dielectric strips  
A dielectric waveguide designed to avoid the influence of reflection of electromagnetic waves at connected portions of dielectric strips and to have an improved characteristic. A third dielectric...
6281769 Electromagnetic transmission line elements having a boundary between materials of high and low dielectric constants  
An electromagnetic wave propagation structure, suitable for the transmission of an electromagnetic wave and the formation of resonators within filters, is constructed of both high and low...
6265703 Arc suppression in waveguide using vent holes  
A technique for passive suppression of arcs within a microwave frequency waveguide section. The waveguide is configured to have a bend at a point where the naturally, relatively high location...
6191664 Microwave multiplexer with tunable manifold and method of adjustment  
A manifold is constructed with a primary manifold section to which the input wave guides are connected and a tuning section attached to the output of the primary manifold section. The tuning...
6166614 Nonradiative planar dielectric line and integrated circuit  
A nonradiative planar dielectric line exhibits low transmission losses and is easily connectable to electronic components. A first slot is provided between two electrodes on a first main surface of...
6163227 Non radiative dielectric waveguide having a portion for line conversion between different types of non radiative dielectric waveguides  
In a millimeter wave module or the like having both a normal NRD guide and a hyper NRD guide, a conversion portion structure for non, radiative dielectric waveguides of different types has...
6148221 Thin film multilayered electrode of high frequency electromagnetic field coupling  
A plurality of TEM mode transmission lines (L2-L5) are structured by pairs of thin film conductors (21 and 22, 22 and 23, 23 and 24, and 24 and 25) which sandwich thin film dielectrics (31 to 34)...
6118358 High average-power microwave window with high thermal conductivity dielectric strips  
A high average-power microwave window is provided whose thermal conductivity has been enhanced to enable it to transmit higher average RF power levels than conventional windows of the same size....
6107901 Reduced-size waveguide device  
An apparatus for propagating electromagnetic waves at a predetermined reduced guide wavelength. A waveguide (27b) is provided for receiving and guiding the electromagnetic waves. A dielectric (28)...
6104264 Dielectric waveguide of a laminated structure  
A dielectric waveguide has a plurality of dielectric ceramic sheets each having a high-dielectric-constant portion and a low-dielectric-constant portion. The dielectric ceramic sheets are laminated...
6094106 Non-radiative dielectric waveguide module  
A module equipped with a non-radiative dielectric waveguide in accordance with this invention comprises a pair of parallel flat conductors arranged at a space of 1/2 or below of a high frequency...
6057747 Dielectric waveguide line and its branch structure  
A high-frequency dielectric waveguide line comprising a dielectric substrate with two conductor layers on its two surfaces, and a plurality of rows of through conductors in the substrate connecting...
6052044 Ellipsoidal cross section radio frequency waveguide  
A waveguide for high power radio frequency transmission, comprising a tubular member having an ellipsoidal cross section and relatively uniform wall thickness having a ratio of major to minor axes...
6031433 Dielectric waveguide  
A dielectric waveguide which has a pair of dielectric substrates affixed to each other and a pair of electrically-conductive layers on the external surfaces of the two dielectric substrates. Each...
5990764 Dielectric waveguide with at least one dielectric resonator and a plurality of dielectric strips coupled with said at least one resonator  
An intersect-line apparatus has two conductor plates. An HE-mode dielectric resonator and four dielectric strips to be coupled to the resonator are disposed between the two conductor plates. The...
5986331 Microwave monolithic integrated circuit with coplaner waveguide having silicon-on-insulator composite substrate  
A microwave monolithic integrated circuit includes a coplanar waveguide (CPW) formed by a composite silicon structure constituted by a relatively high resistivity substrate, a first oxide layer on...
5986527 Planar dielectric line and integrated circuit using the same line  
A small and inexpensive planar dielectric line that can be easily connected to electronic parts, such as ICs, and has smaller conduction losses. The planar dielectric line includes a dielectric...
5982255 LSM and LSE mode dielectric waveguide having propagating and non-propagating regions  
A dielectric waveguide has a dielectric member disposed between a pair of parallel conductor flat surfaces, such that a propagating region and a non-propagating region are formed. The spacing...
5982256 Wiring board equipped with a line for transmitting a high frequency signal  
A wiring board of the present invention is equipped with a laminated waveguide as a high-frequency signal transmission line. The laminated waveguide is composed of a dielectric substrate, a pair of...
5966799 Method of molding free-floating insert  
A method (60) for molding (67) a component (73) including a free floating insert (11). The method includes steps of providing an insert (11) including one or more weakened regions (23) coupled to a...
5943005 Multilayer dielectric line circuit  
A multilayer dielectric line circuit in which a dielectric line circuit has a multilayer structure so as to be easily formed with a small overall size. In one form of the invention, first and...
5929728 Imbedded waveguide structures for a microwave circuit package  
A technique for forming imbedded microwave structures in a microwave circuit package is presented. In one method, windows are punched, stamped or molded into metal laminate plates. A metal laminate...
5917389 Monolithic dielectric microwave window with distributed cooling  
A microwave window is made as a flat layer of dielectric material having opposite first and second surfaces. Between these surfaces, the window is formed with a plurality of parallel coolant...
5870062 Microwave antenna feed structure  
A feed structure for transmitting or receiving microwave energy to or from a reflector includes a waveguide having an input section, intermediate section, and output section. The waveguide has an...
5861782 Nonradiative dielectric waveguide and method of producing the same  
A nonradiative dielectric line is provided which solves problems concerning the relative positioning of the parts, mass production, and variations in electrical characteristics of a dielectric...
5844524 Antenna, in particular for an anti-theft system of a motor vehicle  
An antenna is constructed as an "on-board antenna" in the form of conductor tracks on a circuit board. A conductor track on the upper surface of the circuit board is electrically connected to a...
5815123 NRD guide and NRD guide element  
An innovative nonradioactive dielectric waveguide (NRD guide). Protrusions are separately formed on a surface of a dielectric strip. Recesses corresponding to the protrusions are formed on a...
5783317 Multilayer metal composite for microwave tubing and the like  
A multi-layer metal composite for microwave tubing and the like, which comprises a tubular shaped copper alloy base metal (e.g., brass or phosphorus bronze) lined with silver. A relatively thin...
5757331 Leakage dielectric waveguide and plane antenna using said leakage dielectric waveguide  
A leakage dielectric waveguide includes a housing made of plane-shaped electrical conductors located parallel to each other, and a dielectric strip for propagating a high-frequency wave between the...
5581217 Microwave shielding structures comprising parallel-plate waveguide  
Shielding structures are provided for microwave circuits with substrate members and shield members which are formed from conventional substrates. The shield members are shaped and joined to the...
5523727 Dielectric waveguide including a tapered wave absorber  
A dielectric waveguide has a pair of parallel flat metallic plates spaced from each other, a dielectric strip sandwiched between the parallel flat metallic plates, and a wave absorber sandwiched...
5473256 Combination microwave waveguide and pressure barrier  
A waveguide and pressure barrier for use with devices for measuring fluid parameters of fluids passing in a pipe under high temperature and pressure conditions and utilizing microwave energy for...
5473296 Nonradiative dielectric waveguide and manufacturing method thereof  
A nonradiative dielectric waveguide which includes a first housing and a second housing. The first housing and the second housing respectively include first and second dielectric units and...
5451916 Waveguide  
A waveguide according to this invention has a waveguide portion used in transmission in a relatively low frequency band, and a stub circuit portion, connected in series with the waveguide portion,...
Matches 51 - 100 out of 308 < 1 2 3 4 5 6 7 >