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WO/2018/070105A1 |
This lamination type LC filter array is provided with: an element body having a cuboid shape; a first filter including a first inductor and a first capacitor which are disposed in the element body; a second filter including a second indu...
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WO/2018/070145A1 |
The present invention suppresses the manufacturing cost of an electronic component which is provided with a shield electrode, and the mounting direction of which is identifiable. An embodiment of the present invention pertains to an elec...
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WO/2018/066339A1 |
The present invention provides a stacked LC filter in which the strength of magnetic coupling between inductors of adjacent LC resonators is adjusted without increasing the size thereof. A magnetic coupling adjustment inductor is provide...
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WO/2018/064981A1 |
A radio frequency (RF) transmitter apparatus and method are provided with dual variable impedance components. Included is at least one RF transmitter with a power amplifier and a filter. Further, a first variable impedance component is i...
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WO/2018/066578A1 |
A filter (101) is provided with: a series circuit comprising a first Zener diode (ZD1) and a second Zener diode (ZD2); and a third Zener diode (ZD3) and a third inductor (L3) connected between a connecting point (NP) and ground. A first ...
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WO/2018/064518A1 |
Various examples are provided for power amplifiers for coil array systems, which include load-independent Class E power amplifiers. In one example, a wireless charging system includes a three-dimensional (3D) coil array; and control circ...
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WO/2018/061974A1 |
The present invention suppresses multiple reflections of leakage signals. A high-frequency front-end circuit (10) is provided with a diplexer (20), a duplexer (31), and a low band-side multiple-reflection suppressing unit (50). The diple...
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WO/2018/062119A1 |
A small-sized high-frequency front end circuit is obtained via a simple configuration. The high-frequency front end circuit (10C) is provided with an input terminal (P10), output terminals (P21, P23), a filter (31), a filter (41), and a ...
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WO/2018/062109A1 |
Provided is an impedance-matching device that matches impedance between a high-frequency power source and a load. The impedance-matching device according to the present invention is provided with: a matching circuit having variable capac...
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WO/2018/055460A1 |
A technique relates to a lossless microwave switch discussed herein. Multiple ports are included in the lossless microwave switch. Tunable filters are included in the lossless microwave switch. Each of the ports is operatively coupled a ...
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WO/2018/055467A1 |
A technique relates to configuring a superconducting router. The superconducting router is operated in a first mode. Ports are configured to be in reflection in the first mode in order to reflect a signal. The superconducting router is o...
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WO/2018/056056A1 |
A filter (10) is provided with: a substrate (102) having piezoelectric properties; an IDT electrode (121) formed on the substrate (102); wiring (108) which is formed on the substrate (102), and which is electrically connected to the IDT ...
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WO/2018/056879A1 |
The present invention relates to a filter unit (40), a bandpass filter (50) and a system (60) for detection. The filter unit (40) has a center frequency and comprises a first dielectric substrate (19), a first conducting plane (15), and ...
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WO/2018/057001A1 |
Disclosed herein are methods and systems that include an automatic wireline tuner. A downhole cable system may comprise a cable assembly comprising a conductor; and a negative impedance circuit at a termination of the conductor in the ca...
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WO/2018/057725A1 |
A radio frequency (RF) duplexer may comprise quadrature hybrid couplers and RF filters. The isolation and insertion loss of such RF duplexer, often limited by practical imperfections such as component mismatches and layout asymmetries, m...
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WO/2018/055409A2 |
There is provided multiplexing apparatus including at least two input ports and at least two output ports. At least three filter means are provided in the apparatus and are operable over at least three different radio frequencies or freq...
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WO/2018/051447A1 |
This matching device is provided with: a directional coupler; a matching circuit comprising a first variable capacitor and a second variable capacitor; a control unit; and a storage unit that stores corrected setting values for the capac...
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WO/2018/052935A1 |
A magnet-free non-reciprocal device realized using modulated filters. The device includes one or more filters in one or more branches, where each branch connects two ports or a port and a central node. The poles and zeros of each of the ...
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WO/2018/051864A1 |
A high-frequency front-end circuit (1) is provided with a frequency variable type filter (20) that is connected to a selection terminal (112) of a switching circuit (10), and a filter (30) that is connected to a selection terminal (113) ...
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WO/2018/051846A1 |
Provided is a filter (10) provided with: a parallel arm resonator (p1) having an IDT electrode (121) that comprises a plurality of electrode fingers (121a); and a comb-tooth capacitor (C1) comprising a plurality of electrode fingers (131...
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WO/2018/047488A1 |
The present invention suppresses a reduction in a Q-value while ensuring a shield effect. An electronic component (1) according to an embodiment has a laminate of a plurality of dielectric layers (Lyr1 to Lyr14). The electronic component...
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WO/2018/044799A1 |
Binary-weighted attenuator having compensation circuit. In some embodiments, a radio-frequency (RF) attenuator circuit can include a plurality of attenuation blocks arranged in series between an input node and an output node, with each o...
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WO/2018/043606A1 |
A filter (10) has a serial arm resonator (s1) connected to a path connecting an input-output terminal (11m) and an input-output terminal (11n), and has a parallel arm resonator (p1) and a parallel arm resonator (p2) that are connected be...
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WO/2018/044798A1 |
Attenuators having phase shift and gain compensation circuits. In some embodiments, a radio-frequency (RF) attenuator circuit can include one or more attenuation blocks arranged in series between an input node and an output node, with ea...
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WO/2018/042247A1 |
A transformer-based balun circuit is disclosed herein. The balun can be implemented using a spiral transformer (204), where primary transformer windings (206) and secondary transformer windings (208) can be inductively coupled and can be...
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WO/2018/043610A1 |
A filter (10) has a serial arm resonator (s1) connected to a path connecting an input-output terminal (11m) and an input-output terminal (11n), and has a parallel arm resonator (p1) and a parallel arm resonator (p2) that are connected be...
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WO/2018/043206A1 |
A frequency variable type LC filter (1A) is provided with: a multilayer substrate; a serial arm capacitor (11) that is formed in the multilayer substrate and is disposed on a serial arm path connecting an input electrode with an output e...
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WO/2018/039486A1 |
A wireless power receiver (300) is coupled to an impedance matching network (C3A', C3A'', C3B', C3B''), the impedance matching network having a first output node (N3) and a second output node (N4). Coupled to the first output node (N3) i...
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WO/2018/037967A1 |
The present invention is provided with: a filter (22A) which is connected to a common terminal (110), and which has a first property; a variable filter (22B) which is connected to the common terminal (110), and which is capable of varyin...
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WO/2018/034103A1 |
Provided is a laminated LC filter in which the Q value of the inductor constituting the LC resonator is high, and insertion loss is improved. One via conductor 5f on a second side E12, and two via conductors 5m, 5n on a fourth side E14, ...
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WO/2018/033746A1 |
A circuit comprising: a passive reactive component (L1); and an active circuit (320), the active circuit arranged to increase the AC voltage difference across the reactive component by changing the current at an input (A) to the reactive...
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WO/2018/002745A9 |
The invention relates to a method of automatic adjustment of a single-input-port and single-output-port tunable matching circuit, for instance a single-input-port and single-output- port tunable matching circuit coupled to an antenna of ...
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WO/2018/030134A1 |
The present invention enables the achievement of an LC filter that has high planarity in the front surface and in the back surface, while enabling the achievement of desired characteristics. An LC filter (200) according to the present in...
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WO/2018/030277A1 |
A multiplexer (1) is provided with: a first filter (10) that is any filter among a band pass filter, a low pass filter, or a high pass filter, and is provided on a first route that connects a common terminal (Port1) and a first terminal ...
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WO/2017/221089A9 |
The invention relates to a method for automatic adjustment of a single-input-port and single-output-port tunable matching circuit, for instance a single-input-port and single-output- port tunable matching circuit coupled to an antenna of...
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WO/2018/031938A1 |
A method for performing downlink transmissions from a transmitting device to multiple user devices using transmission resources from a multi-dimensional grid of resources is described. The method includes logically partitioning the trans...
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WO/2018/025694A1 |
A filter component (10) having an ESD protection function is provided with a mounting type inductor component (20) and a base substrate (30). An ESD protection element (40) and a capacitor (50) are formed in the base substrate (30). The ...
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WO/2018/025342A1 |
Two pairs of coupled loops are configured from an anode side input loop line 10a and anode side output loop line 10b, and a cathode side input loop line 11a and cathode side output loop line 11b, the loop lines of each pair have the same...
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WO/2018/025695A1 |
A mounting type composite component (10) having an ESD protection function is provided with a mounting type inductor (20) and a thin film component (30). The mounting type inductor (20) has: an element body (200); a first external conduc...
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WO/2018/016340A1 |
A phase shifter module (101) is provided with a base, and a common terminal and a plurality of individual terminals (T1, T2, T3) formed on the base. Provided in the interior of the base are a plurality of phase shifters (11, 12, 13) resp...
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WO/2018/012400A1 |
This high frequency transformer according to the present invention comprises a primary coil (LI) and a secondary coil (L2) in which the coil winding axes are in a coaxial relationship and are magnetically coupled to each other, a first t...
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WO/2018/012275A1 |
According to the present invention, an attenuation amount necessary for a specific frequency band outside a passband is obtained even when frequency characteristics are changed according to a plurality of communication bands. A multiplex...
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WO/2018/008164A1 |
The present invention shortens the time required to detect the frequency at which the reflection coefficient or reflected power is a minimum by specifying a frequency sweeping direction in which the reflection coefficient or reflected po...
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WO/2018/008422A1 |
An inductor (101) with an ESD protection function is provided with an LGA-type chip inductor (1) and a diode chip (2). The LGA-type chip inductor (1) has: a base material (10) having a first main surface (VS1), i.e., a mounting surface; ...
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WO/2018/008274A1 |
A front-end module (1) which supports a CA system is provided with: a signal path (12) for transmitting a signal in a first frequency band and a signal path (13) for transmitting a signal in a second frequency band; a switch module (11) ...
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WO/2017/203919A9 |
A duplexer (1A) is provided with: a 90° hybrid (30) that is connected to an antenna terminal (110); a 90° hybrid (40) that is connected to a terminating resistor (70); a transmission side filter (10A) that is connected to the 90° hybr...
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WO/2018/005371A1 |
Multistage matching networks and analytical frameworks for improving and/or optimizing the networks is provided. In one example, a framework relaxes the resistive constraint on the input and load impedances of the stages of a multistage ...
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WO/2018/002092A1 |
An interconnection system is described including a first printed circuit board, the first printed circuit board including a first portion of a filter, the filter used to communicate a signal between the first printed circuit board and a ...
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WO/2018/004242A1 |
An electrical overload protection device is provided. An electrical overload protection device according to an embodiment of the present invention comprises: a filter part for filtering a high-frequency signal; a protection part having a...
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WO/2018/003538A1 |
A high-frequency module (1), provided with: a multi-filter unit (20) having filters (30a, 30b, 30c) which have different signal passbands, a terminal (21a, 21b, 21d) serving as an input/output terminal being provided to each of the filte...
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