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Matches 901 - 950 out of 16,924

Document Document Title
WO/2011/117626A1
A method of producing a waveguide and a coupling transducer for connecting the waveguide to a load is disclosed. The method comprises: forming a series of similar circuits each circuit comprising two capacitors and at least one inductor ...  
WO/2010/058892A3
Provided is a 3-way balun for a double balanced mixer. This research provides a 3-way balun available for a planar-type double balanced mixer and a planar-type double balanced mixer employing the same. The 3-way balun includes a first ou...  
WO/2011/053099A3
The present invention relates to a radio frequency filter, wherein a new form of a filter with characteristics different from a general filter is obtained by coupling a hybrid coupler with the general filter. As for the construction ther...  
WO/2011/111894A1
Provided is a high-frequency switch including a switching unit for a defected ground structure (DGS). The high-frequency switch includes: a first DGS switching unit connected to a signal path between a first port and a second port; and a...  
WO/2008/130796A3
A system 20 includes an unbalanced device 22, a balanced device 24, and a balun (balanced-unbalanced) signal transformer 26 interposed between devices 22 and 24. The balun signal transformer 26 includes a balanced external port section 3...  
WO/2011/111888A1
Provided is an integrated coupler/circulator. The integrated coupler/circulator comprises a dielectric substrate, a coupler formed in the dielectric substrate, and a circulator mounted on the dielectric substrate.  
WO/2011/111605A1
Disclosed is an inductive coupling structure to be used in a microwave frequency band, and which is provided with: a laminate that is laminated by having an inner dielectric layer (23) sandwiched in between inner conductive layers (12, 1...  
WO/2011/109939A1
A microstrip coupler for coupling a radio frequency (RF) wave into a waveguide is disclosed. The microstrip coupler comprises a conductive microstrip line (101) having a broadened end portion (103), and a non-conductive slot (105) follow...  
WO/2011/101502A1
The invention relates to a β° polarisation rotator between an input guide and an output guide, formed by disposing at least two parallelepiped sections between the input and output guides. A bow tie-shaped cavity has been provided in t...  
WO/2011/102187A1
Disclosed is a directional coupler which has excellent characteristics even when parasitic inductance is present in the coupling line. A directional coupler (11R) is constructed by providing a resistor (Rx) between a signal input port (2...  
WO/2011/102300A1
The disclosed waveguide / planar line transducer is provided with a waveguide for transmitting electromagnetic waves through an opening, and a multilayer substrate having multiple conductive layers. The aforementioned multilayer substrat...  
WO/2011/098713A1
The present invention relates to a linear resonator (100) of a high-frequency antenna suitable for emitting a radiofrequency energisation signal and for receiving a radiofrequency relaxation signal, said linear resonator (100) comprising...  
WO/2011/097114A1
A power amplifier (PA) adjustably operable between two classes of operation. The range of operation lies in a range of operation between a conventional, linear, conjugately matched Class AB characteristic amplifier and a higher efficienc...  
WO/2011/093739A1
The coupler comprises a section of coaxial line which is coupled to a coaxial cable. The central conductor of the section of coaxial line with a dielectric insulator is coupled electrically to the inner conductor of the coaxial cable via...  
WO/2011/090080A1
An antenna device (106) is provided with an antenna element (11), and an impedance conversion circuit (25) connected to the antenna element (11). The impedance conversion circuit (25) is connected to the feeding end of the antenna elemen...  
WO/2011/090082A1
A transformer (35) having a high degree of coupling is connected, for example, between an antenna element (11) and a feeder circuit (30). The transformer (35) having a high degree of coupling is provided with a first inductance element (...  
WO/2011/090048A1
Provided are a frequency stabilization circuit, frequency stabilization device, antenna device, and communication terminal apparatus capable of stabilizing frequency characteristics of a high-frequency signal without being affected by ra...  
WO/2011/090050A1
Provided is an antenna device capable of stabilizing frequency characteristics of a high-frequency signal without being affected by radiating elements, shape of housing, or placement of neighboring components. The disclosed antenna devic...  
WO/2011/087094A1
Provided is an electromagnetic-radiation power-supply mechanism provided with: a microwave power introduction port (55), provided on the side of a waveguide (44) with a coaxial structure, to which a coaxial power line is connected (56); ...  
WO/2008/130865A3
A spring loaded microwave interconnector (SLMI). The SLMI includes a waveguide probe head having a first side and opposite thereto a second side, the sides transverse to a central axis. A spring loaded coax central conductor coupled to t...  
WO/2011/076328A1
The broadband directional coupler is used to measure the power of a forward and/or a return high frequency signal on a line. For said purpose the broadband directional coupler comprises a voltage divider, which is connected to an inner c...  
WO/2011/078061A1
Provided is a line conversion structure wherein a slot line (5) includes: slot ground conductors (7) connected to a ground layer (4) via through-conductors (6) that go through a dielectric layer (2); a slot signal conductor (8); and a sl...  
WO/2011/074370A1
Disclosed is a directional coupler wherein the coupling degree characteristics are caused to approach flatness. A directional coupler (10a) is used in a predetermined frequency band. A main line (M) is provided between an external electr...  
WO/2011/072723A1
A coupler comprises a first line (31) and a second line (32) which is broadside coupled to the first line (31) in a first and a second section (42, 53). The capacitance between the first and the second line (31, 32) per length unit of th...  
WO/2011/074323A1
A directional coupler (10A) has: a dielectric substrate (12) on the surface of which are formed at least an input terminal (18) and an output terminal (20); a main line (14) formed in the aforementioned dielectric substrate (12) and disp...  
WO/2011/028385A3
A method, structure, and design structure for a through-silicon- via Wilkinson power divider (100). A method includes: forming an input (105) on a first side of a substrate(200); forming a first leg (110a) comprising a first through-sili...  
WO/2011/069542A1
An arrangement (100, 400, 500, 600) comprising a first plate (110, 410, 510, 610) and a second plate (120, 420, 520, 620) at a first distance (di) from each other with an overlap between them. The arrangement also comprises a third (130,...  
WO/2011/069980A1
To combine the different technologies of a microstrip line and a rectangular waveguide, for example on a ceramic, in a transition device comprising a mode transformer (4) between the line (1) integrated into a printed-circuit card (2) an...  
WO/2011/068060A1
Provided are an antenna matching device which can be downsized and wherein impedance character can be easily designed, as well as an antenna device and a mobile communication terminal which can be used in a wide frequency band. The anten...  
WO/2011/022556A3
A waveguide interface and method of manufacturing. The interface includes a support block that has a printed circuit board. A communication device is coupled to the circuit board. A launch transducer is positioned adjacent to and coupled...  
WO/2011/067368A1
The invention relates to a RF impedance transformer (128) having a parallel low-impedance access Eb and serial high-impedance access Eh and intended for connection onto a printed circuit (130). The transformer comprises a multilayer circ...  
WO/2011/068238A1
Provided is a structural body provided with a first conductor element (11), and a conductor pattern (19) opposed to the first conductor element (11). In the conductor pattern (19), a portion opposed to the first conductor element (11) in...  
WO/2011/063767A1
A waveguide conversion device, provided in the embodiments of the present invention, includes: a multi-layer circuit board; a waveguide cavity and a metal reflection cavity, which are respectively arranged on both sides of the multi-laye...  
WO/2011/056287A1
A transition for coupling a microwave signal between a transmission line formed on a planar dielectric substrate and a hollow waveguide may include a half-notch antenna formed on a portion of the dielectric substrate extending into an op...  
WO/2011/053099A2
The present invention relates to a radio frequency filter, wherein a new form of a filter with characteristics different from a general filter is obtained by coupling a hybrid coupler with the general filter. As for the construction ther...  
WO/2011/050898A1
A high-frequency signal combiner consists of a first input connection (1) for connecting a first high-frequency signal, a second input connection (2) for connecting a second high-frequency signal, an output connection (8) for outputting ...  
WO/2011/052361A1
Disclosed is a surface communication device provided with an electromagnetic wave propagation part which propagates electromagnetic waves and has a sheet shape, and a power feeding device part which is disposed on the electromagnetic wav...  
WO/2011/044965A1
The invention relates an antenna coupler (1) for connecting a high-frequency antenna to a device to which a high voltage can be applied galvanically during operation, wherein a multi-layer circuit board (2) that has conductor planes that...  
WO/2011/036423A1
The invention relates to a dual-band directional coupler (1) on distributed lines comprising: a first conducting line (2L) between first (INLB) and second ports, intended for carrying a signal to be transmitted in a first frequency band;...  
WO/2011/033573A1
Provided is a small and low-loss high-frequency filter which is constituted by a combination of a band rejection filter and other filter circuit elements. The high-frequency filter comprises a band rejection filter constituted by a plura...  
WO/2011/034205A1
Disclosed is a high frequency coupler for transmitting high frequency power and high frequency signals between separated and different circuits, and which allows for a high degree of freedom in design. The high frequency coupler is provi...  
WO/2011/029720A1
A differential cross-coupled power combiner in one aspect comprises a plurality of inputs, an output, a plurality of differential transmission lines each coupled between a corresponding one of the inputs and the output, and at least one ...  
WO/2011/030277A2
Systems and methods for waveguides comprising laminate structure, waveguide- backshorts comprising a printed conducting layer, millimeter-wave chip packaging and interfaces, low-loss millimeter-wave interfaces comprising a bare-die, and ...  
WO/2011/027497A1
Disclosed is a communication system which includes: a communication coupler, which transmits signals that have been outputted from communication equipment; and a signal transmitting apparatus which performs communication by propagating, ...  
WO/2011/028385A2
A method, structure, and design structure for a through-silicon- via Wilkinson power divider (100). A method includes: forming an input (105) on a first side of a substrate(200); forming a first leg (110a) comprising a first through-sili...  
WO/2011/025562A1
An N-way multi-layer radial power combiner/divider comprises an RF layer including N planar RF transmission lines radiating from a common port to N ports. An isolation layer substantially parallel to the RF layer comprises a star resisto...  
WO/2010/141864A3
A phase adjustable adapter that can maintain its value of characteristic impedance in a manner that is independent of its electrical length. Embodiments of the adapter include a center conductor and an adapter body in surrounding relatio...  
WO/2011/022556A2
A waveguide interface and method of manufacturing. The interface includes a support block that has a printed circuit board. A communication device is coupled to the circuit board. A launch transducer is positioned adjacent to and coupled...  
WO/2010/137820A3
The present invention relates an ultra-wideband power divider/combiner, and more particularly, to a power divider/combiner that can control the bandwidth of an input or output signal to an ultra-wideband using a short line that is capaci...  
WO/2011/014306A1
An antenna configured so as to use a transmitting or receiving element as the center conductor of a connector interface, which can connect to other connectors such as coaxial cable connectors. In one embodiment, the antenna comprises an ...  

Matches 901 - 950 out of 16,924