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Matches 1 - 50 out of 12,692

Document Document Title
WO/2019/091845A1
The present invention relates to an element which is carried in a waveguide and is intended to convert between at least one linearly polarized electromagnetic wave and at least one elliptically polarized electromagnetic wave. In a first ...  
WO/2019/066756A3
The present invention is an RF crossover apparatus (A) provides low transmission and return losses for microwave systems and meets the requirement for the RF signals to leap over each other as in an insulated state. The RF crossover appa...  
WO/2019/094477A1
Circuits and methods include transmission lines formed from a conductive cladding on a substrate surface. The transmission line includes additional reference conductors positioned co- planar on the surface, including a gap between the tr...  
WO/2019/093182A1
A silica glass for high-frequency devices, which has an OH group concentration of 300 wtppm or less and has a FQ value of 90000 GHz or more at a frequency of 25 to 30 GHz inclusive, wherein, when the FQ value in a frequency range of 20 t...  
WO/2019/089903A1
A communication module may include a communication ground layer (338). The communication module may also include a circuit board (340). The circuit board (340) may be located proximate the communication ground layer (338). The circuit bo...  
WO/2019/086943A1
A microwave isolator device includes two nondegenerate microwave mixer devices, each mixer configured to receive a microwave input of an input frequency via a first port and to generate an idler signal of an idler frequency at a second p...  
WO/2019/087955A1
Provided is a dielectric waveguide that has good reflection characteristics even in a band on the low-frequency side of the center frequency of a prescribed operation band. A dielectric waveguide (1) is provided with: a guided wave regio...  
WO/2019/086787A1
The invention relates to a waveguide comprising two walls, referred to as guide walls (21), each guide wall (21) forming: - at least two surfaces, referred to as multimode surfaces (80); extending along said axis of propagation in a plan...  
WO/2019/088542A1
The present invention relates to a phase shifter comprising a DGS and a radio communication module comprising the same. The phase shifter comprises: a first substrate; a microstrip formed on the first substrate so as to extend in a first...  
WO/2019/089369A1
In accordance with one or more embodiments, a communication system, includes a first coupler configured to guide a first communication signal conveying first data to an interior of a cable, wherein the first coupler is further configured...  
WO/2019/082054A1
A waveguide and a communication system including the waveguide are described. The waveguide is configured to propagate an electromagnetic wave having an operating frequency along the waveguide. The waveguide includes a substrate having a...  
WO/2019/081710A1
This waveguide assembly comprises a receiving component (14) and an active electronic component (12). The receiving component (14) comprises a waveguide (16), the waveguide (16) defining a propagation zone (40) extending along a propagat...  
WO/2019/083439A1
A multi-layer waveguide device, a multi-layer waveguide arrangement, and a method for production thereof, wherein the multi-layer waveguide comprises at least three horizontally divided layers assembled into a multi-layer waveguide. The ...  
WO/2019/080692A1
Disclosed in the present invention is a MIMO waveguide leaky cable, comprising a waveguide tube and an outer protective sleeve sleeved over the outside of the waveguide tube, a metal partition plate being arranged in the waveguide tube a...  
WO/2019/079123A1
Radio frequency transmission lines in a multi-layer printed circuit board structure include first and second rows of ground vias that extend vertically through the printed circuit board structure. A first transmission line segment extend...  
WO/2019/078952A1
An RF transmission system includes an RF source that provides an RF input and one or more RF MEMS transmission devices coupled to the RF source to receive the RF input therefrom and generate output signals for transmission to an RF load....  
WO/2019/072571A1
Interconnection assembly (1) for a switching device in a server room comprising a. at least one cable (5) with a core (6) comprising a first dielectric material, wherein said core is at least partially surrounded by a second dielectric m...  
WO/2019/075026A1
An interposer (110) that acts as a buffer zone between a transceiver IC (120) and a dielectric waveguide (131, 132) interconnect is used to establish two defined reference planes that can be optimized independently. The interposer (110) ...  
WO/2019/069712A1
This electromagnetic wave transmission cable comprises: one or more dielectric waveguides which are formed of a dielectric body and transmit electromagnetic waves; and a resin foam material which is provided along the longitudinal direct...  
WO/2018/236286A8
An interposer (16) and a substrate (10) incorporating the interposer (16) are provided. The interposer (16) includes one or more layers (18) and a cavity (20) defined in the one or more layers (18), the cavity (20) being configured as a ...  
WO/2019/066956A1
An interposer layer includes an integral waveguide to facilitate high speed (e.g., greater than 80 GHz) communication between semiconductor dies in a semiconductor package. An interposer layer may include a waveguide member and a dielect...  
WO/2019/055002A1
A device includes: a substrate; a first superconductor layer on the substrate, the first superconductor layer having a first kinetic inductance; and a second superconductor layer on the first superconductor layer, the second superconduct...  
WO/2019/050720A1
In accordance with one or more embodiments, a dielectric coupler includes a neck portion configured to receive a first electromagnetic waves from a hollow waveguide. A plurality of arms is configured to generate, responsive to the first ...  
WO/2019/040530A1
An apparatus with a rectangular waveguide to radial mode transition and method for using the same are described. In one embodiment, the apparatus comprises a radial waveguide having at least one plate; a radio-frequency (RF) launch coupl...  
WO/2019/037937A1
The invention relates to a dielectric waveguide, comprising at least one fiber, which has at least one first portion, which is designed to transmit a signal having a maximum frequency that is less than a first limit frequency, and which ...  
WO/2019/039833A1
The present invention relates to a slot antenna which, as an antenna provided in radar which detects objects around a vehicle, comprises a substrate integrated waveguide (SIW) in which a plurality of bent slots are formed.  
WO/2019/036706A1
The glass-based THz optical waveguides (10) disclosed herein are used to guide optical signals having a THz frequency in the range from 0.1 THz to (10) THz and include a core (20) surrounded by a cladding (30). The core has a diameter D1...  
WO/2019/029803A1
An antenna (100) comprises a waveguide (120) formed by a first horizontal conductive layer (121) of a multi-layer circuit board (110), a second horizontal conductive layer (122) of the multi-layer circuit board, and vertical sidewalls fo...  
WO/2019/027949A1
Systems and methods for introducing DC bias in a radio frequency (RF) signal communicated over a transmission line are provided. In one example implementation, the RF system can include a transmission line having a first port and a secon...  
WO/2019/026595A1
An antenna module (1) is provided with: a dielectric substrate (14); a radiation electrode (11a) formed on the front surface of the dielectric substrate (14); an RFIC (400) and a ground electrode (13), which are formed on the rear surfac...  
WO/2019/021515A1
Provided is a small-sized circuit board in which radio waves can propagate between the obverse surface and the reverse surface. The circuit board is provided with: a through hole penetrating between the obverse surface and the reverse su...  
WO/2019/022922A1
A coaxial transmission line structure having a center conductor section having an input contact and an output contact the output contact being larger than the input contact, the center conductor having a plurality of different geometrica...  
WO/2019/022651A1
The present invention relates to a transition arrangement (10) comprising a first transmission line (2) being a planar transmission line comprising a coupling section (3) and being disposed on a dielectric substrate layer (11). The subst...  
WO/2019/009875A1
Embodiments of the invention include dielectric waveguides and connectors for dielectric waveguides. In an embodiment a dielectric waveguide connector may include an outer ring and one or more posts extending from the outer ring towards ...  
WO/2019/008852A1
The present invention achieves a waveguide slot array antenna having a smaller plan view size than conventional configurations. A waveguide slot array antenna (1) comprises: a distribution circuit board (11) having formed thereon a post-...  
WO/2019/008859A1
The present invention reduces the risk of breaking a waveguide formed of a brittle material. A transmission line (1) is provided with a first waveguide (11) and a second waveguide (21), which are bonded to each other by having a conducti...  
WO/2019/008963A1
Provided is a power feeding circuit which can secure mechanical strength and electrical characteristics. According to the present invention, a waveguide (14) is provided to a plate-shaped member (13) and has a plurality of branches. A br...  
WO/2019/005234A1
Disclosed herein are printed circuit boards with at least one signal trace situated over or under a reference plane. The reference plane includes a broadband common-mode filter that comprises looping and parallel structures etched into t...  
WO/2019/005500A1
A coplanar waveguide may include a first transmission line extending between a first ground plane and a second ground plane at a first interconnect level. The coplanar waveguide may further include a shielding layer at a second interconn...  
WO/2018/236438A1
Disclosed herein are printed circuit boards (100) with embedded solenoid filters (110A-L, 120A-K) through which signal traces (140) pass to filter unwanted noise and electromagnetic interference. A printed circuit board (100) comprises a...  
WO/2018/236541A1
A frequency selective limiter (FSL) is provided having a transmission line structure with a tapered width. The FSL includes a substrate having a magnetic material, a signal (or center) conductor disposed on the substrate and first and se...  
WO/2018/233231A1
Provided is an adjustable micro-strip line signal transmission structure based on graphene. The structure comprises a dielectric plate, a micro-strip line and a graphene patch arranged on an upper surface of the dielectric plate, and a m...  
WO/2018/236286A1
An interposer (16) and a substrate (10) incorporating the interposer (16) are provided. The interposer (16) includes one or more layers (18) and a cavity (20) defined in the one or more layers (18), the cavity (20) being configured as a ...  
WO/2018/226464A1
A microwave transmission line structure having a pair of ground strip conductors on a surface of a dielectric substrate structure. A signal strip conductor is disposed on the surface of the dielectric substrate structure between the pair...  
WO/2018/221485A1
The present invention widens a frequency band in which the reflection loss is small in a transmission line having a waveguide and a planar transmission line connected to a post-wall waveguide. A transmission line (1) is provided with a w...  
WO/2018/220602A1
A non-reciprocal mode converting SIW includes a first straight SIW section, a second straight SIW section, and a curved SIW section coupling the first straight SIW section to the second straight SIW section. The curved SIW section includ...  
WO/2018/220195A1
A microwave component (10) of the transmission line type integrated into the substrate, comprises at least one upper layer (14) having at least one electrically conductive surface (26), a lower layer (16) having at least one electrically...  
WO/2018/221486A1
This filter device, provided with a filter and a waveguide, widens a frequency band in which the reflection loss is small. A filter device (1) is provided with: a filter (11) that includes broad walls (13, 14) and a narrow wall (16); and...  
WO/2018/216210A1
A square waveguide (1) comprises four ridges (6a, 6b, 7a, 7b), and has a square cross section perpendicular to a tube axis direction. Provided inside the square waveguide (1) is a septum phase plate (2) that divides the inside of the squ...  
WO/2018/215694A8
A probe apparatus of a millimeter or submillimeter radio frequency band comprises transition layers (104, 106) having outermost layers (110, 116) on opposite surfaces of the probe apparatus. An internal transition cavity (114) extends th...  

Matches 1 - 50 out of 12,692