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JP5809199B2 |
To provide a surface mounting pulse transformer in which the magnetic resistance of a magnetic path is reduced as much as possible under limited conditions.A surface mounting pulse transformer 10 includes a drum core 11 having a winding ...
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JP5786878B2 |
In order to provide a dielectric ceramic composition capable of sintering at a low temperature, implementing a low relative dielectric constant, providing other excellent properties (such as a relative density and an insulation resistanc...
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JP5786120B2 |
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JP5771232B2 |
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JP2015149731A |
To provide a semiconductor integrated circuit capable of detecting abnormality which has the potential to cause malfunction in signal transfer via an insulating element to output a stop signal to a control target.The semiconductor integr...
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JP5765400B2 |
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JP5714455B2 |
Disclosed herein is a semiconductor integrated circuit capable of detecting an abnormality that can cause a malfunction in signal transmission via an isolation element and of issuing a stop signal to the target to be controlled. The semi...
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JP5710684B2 |
According to one embodiment, a synthesizer for a transmitter includes a transformer, a plurality of core support units and a fixing member. The plurality of core support units includes a support plate, fixing unit and an insertion. The s...
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JP5700140B2 |
In a common-mode choke coil, first annular conductors are helically defined from the lower layer to the upper layer, and first annular conductors are helically defined from the upper layer to the lower layer. Further, second annular cond...
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JP5700176B1 |
The first inductor and the second inductor are composed of a conductor pattern formed over a plurality of layers, and the conductor pattern of the first inductor (L1a, L1b, L1c, L1d) and the conductor pattern of the second inductor (L2a,...
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JPWO2013065716A1 |
In the common mode choke coil, reduce the loss of the normal mode signal and enhance the ability to remove common mode noise in the high frequency band. It comprises a primary coil L1 and a secondary coil L2, the primary coil L1 includes...
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JP5686769B2 |
Provided are a core assembly used for a wireless power transmitting device (100) and a wireless power transmitting device having the same. The core assembly for the wireless power transmitting device, includes: a main coil (111) disposed...
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JP5672416B2 |
To design an impedance transformation circuit, a transformer ratio of a transformer circuit is determined according to an impedance ratio. A coupling coefficient between a first inductance element and a second inductance element, an indu...
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JP5668159B1 |
To provide a high frequency choke coil and a CATV device capable of widening a wide band with less loss of a high frequency signal due to self-resonance. A damper resistor 5 is connected in parallel with a winding 3, a coupling wire 6 is...
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JP5658429B2 |
A circuit device, includes a semiconductor substrate, and a first inductor provided over said semiconductor substrate, and a first interconnect provided over said semiconductor substrate and coupled with first inductor.
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JP5653120B2 |
To provide a small and inexpensive magnetic element which obtains an optimal inductance, prevents layer short circuit, and has good cooling performance.A magnetic element 10 is composed of a winding wire 1, an insulation member 3, such a...
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JP5647795B2 |
The coil transducer (20) has planar dielectric barrier and electrically insulating core structure (39) having central core layer (30), upper core layer (31) disposed above central core layer and lower core layer (33) disposed below centr...
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JP5648768B2 |
In a common mode choke coil, electrodes of input/output terminals are located on a bottom surface of a bottom layer. First linear conductors and second linear conductors are located on base material layers. A primary coil includes the fi...
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JP5634577B2 |
An apparatus for high frequency electrical line communication includes a transmitter, a receiver, a modem, and a coupler at each of two or more locations along an electrical line. The couplers have capacitive circuits serially connected ...
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JP2014216980A |
To provide a stacked balun that excels in an attenuation characteristic outside a usage frequency band and has a wide usage frequency band, a low power loss and an excellent phase characteristic.A stacked balun 10 includes insulating lay...
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JP5624089B2 |
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JP5617829B2 |
A common mode choke coil includes a first coil element and a second coil element connected in series between a first port and a second port, and a third coil element and a fourth coil element connected in series between a third port and ...
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JP2014160704A |
To properly ensure desired impedance characteristics in a wide-range frequency band.A coil structure 1 includes: a plurality of core members 2 having different frequency characteristics of impedances from each other; and a winding member...
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JP5558609B1 |
[Subject] While making stray capacitance between transmission lines small, a common mode choke coil which controls differential inductance which occurs with differential current is provided. [Means for Solution] Magnetic body core 4 by w...
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JP5543883B2 |
A filter body of a common mode noise filter includes: a non-magnetic body; a first magnetic body and a second magnetic body sandwiching the non-magnetic body; and a first coil conductor and a second coil conductor of planar shape which a...
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JP5545096B2 |
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JP2014116336A |
To provide a coil component in which compaction and low profile can be achieved easily, and a core can be positioned with high accuracy, and thereby desired characteristics can be obtained reliably.A pair of bobbins 1 each including a cy...
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JP5523570B2 |
An integrated circuit for information transfer, having a substrate, at least one Hall element which is integrated into the substrate or situated on the substrate, a first coil which is situated essentially concentrically with respect to ...
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JP5463351B2 |
Symmetrical eight-shaped balun (BALanced-to-UNbalanced converter) comprising a first and second eye, each eye comprising conducting tracks forming turns. The eyes comprise an equal number of primary turns that form a first conducting pat...
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JP5459301B2 |
In a high frequency transformer, when a current flows between input-output ports, a magnetic flux produced by first and third coil conductor patterns of a primary coil is interlinked with a second coil conductor pattern of a secondary co...
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JP5454742B2 |
An antenna device includes an antenna element and an impedance conversion circuit connected to the antenna element. The impedance conversion circuit is inserted between the antenna element and a feeding circuit, and includes a first seri...
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JP2014045082A |
To provide a connector module for enhancing the withstand overvoltage of an Internet port, by preventing occurrence of creeping discharge before the dielectric strength of a pulse transformer is reached when an overvoltage is applied.A c...
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JP5425153B2 |
To provide a common mode choke coil that can be used as a noise countermeasure for transmission lines to cope with the acceleration of high-speed signal transmission, achieve reduced floating capacitance between the transmission lines, a...
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JP5405514B2 |
Disclosed herein are various embodiments of narrowbody coil isolators containing multiple coil transducers, where integrated circuits are not stacked vertically over the coil transducers. The disclosed coil isolators provide high voltage...
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JP5387502B2 |
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JP5383749B2 |
An apparatus for high frequency electrical line communication includes a transmitter, a receiver, a modem, and a coupler at each of two or more locations along an electrical line. The couplers have capacitive circuits serially connected ...
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JP5385083B2 |
A line filter of the invention is to sufficiently ensure an insulation distance between an L-shaped terminal and a common mode magnetic core equipped on a terminal platform, and furthermore position a normal mode magnetic core which is i...
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JP5356520B2 |
In a wiring substrate, a wiring layer includes a pair of differential transmission lines. A conductive layer is provided on one side of the wiring layer. The conductive layer is grounded. An insulating layer is provided between the wirin...
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JP5357136B2 |
To provide a transformer capable of improving conversion efficiency between a primary-side coil part and a secondary-side coil part. A lower coil part of a primary side is formed on a first metal layer 13, a coil part of a secondary side...
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JP5353947B2 |
To restrain overshoot or undershoot more inexpensively than addition of a notch filter.A surface mounted pulse transformer 10 comprises: a winding core part 11a; and wires S1, S2 bifilar-wound around the winding core part 11a by plural t...
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JP5333366B2 |
On a circuit board (20) adapted to transmit a signal, a pulse transformer (12A) is provided on a path used for transmitting the signal of the circuit board (20). A shield member (15) is provided on the circuit board (20) for preventing n...
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JP5298755B2 |
To prevent wettability deterioration of solder on terminal electrodes in a coil component which uses a drum-type core. The coil component includes: a drum-type core 110 having a wound core 111 and a pair of collars 112, 113; terminal ele...
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JP5294319B2 |
To further reduce a device size with a coupled line being easily shortened to a length of λ/4 or shorter, and to eliminate deterioration of characteristics, as well as to carry out adjustment of a used frequency with ease and at low cos...
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JP2013175654A |
To prevent burning by effectively restraining heat generation due to an eddy current while providing a gap to a core.A thin transformer 1 according to one embodiment of the present invention comprises: a bobbin 10 having a cylinder part ...
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JP2013168914A |
To provide a technique for achieving a power supply circuit which is capable of supplying a voltage to a device connected to a coil for outputting a differential signal and is excellent in phase characteristics of the differential signal...
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JP5273692B2 |
The radio frequency transformer has two lines (1,9) with parallel paths, and four ports (5,13,19,20) at the line ends. The line units are on four levels, with the two lines being interlaced.
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JP5243361B2 |
To provide a small and low-cost signaling transformer for switching power supply apparatus, which obtains proper and stable inductance and magnetic coupling adequate to the type of the communicated signal or usage, and to provide a switc...
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JP5240669B2 |
There is provided a thin film balun which, while incorporating a capacitor used to supply a DC bias, allows improvement of various required characteristics. A thin film balun according to the present embodiment includes: an unbalanced tr...
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JP5223583B2 |
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JP5204403B2 |
Conventional transformers with fractional turns have pre-manufactured cores usually with a complicated structure. According to the present invention, a method is provided of manufacturing a planar transformer where a ferrite polymer comp...
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