Soshin Electric Co., Ltd. Patent applications |
Patent application number | Title | Published |
20140126107 | CAPACITOR - This capacitor has: a single capacitor block provided with a plurality of capacitor elements electrically connected in parallel, each of said capacitor elements having a terminal part on each end; a first electrode plate that electrically connects the first terminal parts of the capacitor elements; a second electrode plate that electrically connects the second terminal parts of the capacitor elements and continues on to the side where the first terminal parts are; and at least one bypass electrode plate that electrically bypasses the second electrode plate. | 05-08-2014 |
20140022047 | ELECTRIC POWER FUSE - This electric power fuse has a fuse element that is formed continuously and integrally by a plurality of heat dissipating parts formed from a conductive film by the conductive film being formed on a ceramic substrate and a plurality of isolating parts. The conductive film is constituted of printed layers formed by printing one or more times on the surface of the ceramic substrate, and the number of laminations of printed layers formed in the heat dissipating parts is greater than or equal to the number of laminations of the printed layers constituting the isolating parts. | 01-23-2014 |
20120007015 | FERRITE MATERIAL AND ELECTRONIC COMPONENT - A ferrite material and an electronic component which employs sintered ferrite formed from the ferrite material. The ferrite material is obtained by adding, as minor ingredients, 0.06-0.50 parts by weight of bismuth oxide in terms of Bi2O3, 0.11-0.90 parts by weight of titanium oxide in terms of TiO2, and 0.06-0.46 parts by weight of barium oxide in terms of BaO to a ferrite powder comprising iron oxide, copper oxide, zinc oxide, and nickel oxide as major ingredients. The weight ratio among the bismuth oxide, the titanium oxide, and the barium oxide is as follows: when the proportion of the bismuth oxide in terms of Bi2O3 is taken as 1.00, then the proportion of the titanium oxide in terms of TiO2 is 1.08-2.72 and that of the barium oxide in terms of BaO is 0.72-1.20. | 01-12-2012 |
20110163825 | PASSIVE COMPONENT - A first passive component includes one unbalanced line having one unbalance input terminal, one balanced line installed opposite to the unbalanced line and having two balanced output terminals (first balanced output terminal and second balanced output terminal, and a capacitor formed between the balanced line and a fixed potential (e.g. the ground potential). Furthermore, the relation d | 07-07-2011 |
20110163792 | HIGH FREQUENCY SWITCH - Provided is a high frequency switch wherein first switch circuits, each of which includes a first PIN diode, are connected in parallel to one or more first λ/4 signal transmitting paths which transmit transmitting signals, and second switch circuits, each of which includes a second PIN diode, are connected in parallel to one or more second λ/4 signal transmitting paths which transmit receiving signals to a receiving terminal. A first control voltage is applied to the cathode of the first PIN diode, and a second control voltage is applied to the cathode of the second PIN diode. Furthermore, a biasing circuit which applies a constant bias voltage is connected to each anode of the first PIN diode and the second PIN diode. | 07-07-2011 |
20110162877 | COMPOSITE ELECTRONIC PARTS - It is provided a composite electronic part having magnetic material | 07-07-2011 |
20110057745 | HIGH-FREQUENCY SWITCH - Provided is a high-frequency switch formed by a first switch circuit connected in parallel to a first λ/4 signal transmission path for transmitting a transmission signal from a transmission terminal and a second switch circuit connected in parallel to a second λ/4 signal transmission path for transmitting a reception signal to a reception terminal. The high-frequency switch further includes a directivity coupler which has the first λ/4 signal transmission path as a constituent element and detects a reflected wave of the transmission signal. The directivity coupler includes: the first λ/4 signal transmission path; a λ/4 signal line arranged to oppose to the first λ/4 signal transmission path; a reflected wave output terminal connected to one end of the λ/4 signal line; and a terminal resistor connected to the other end of the λ/4 signal line. | 03-10-2011 |
20100253445 | HIGH FREQUENCY SWITCH - Disclosed is a high frequency switch wherein a first switch circuit is connected in series to a first λ/4 signal transmission path connected between an antenna connecting terminal and a transmission terminal. In the first switch circuit, a first λ/4 transmission path and a first parallel resonant circuit, which includes one first PIN diode, are connected in series. In a first inductor of the first parallel resonant circuit, a constant is set so that a resonance frequency of the first parallel resonant circuit and the center frequency of a first antenna switch are the same when the first PIN diode is turned off. | 10-07-2010 |
20100253443 | UNBALANCED-BALANCED CONVERTER - A first balance electrode unit electrically connected to a pair of balance terminals (a first balance terminal and a second balance terminal) is formed on a main surface of a fourth dielectric layer sandwiched by an upper grounding electrode and a lower grounding electrode in a dielectric substrate. A second balance electrode unit electrically connected to a pair of balance terminals on the main surface of a seventh dielectric layer. An unbalance electrode unit electrically connected to an unbalance terminal is formed on the main surface of a fifth dielectric layer. | 10-07-2010 |
20100231328 | ELECTRONIC COMPONENT AND PASSIVE COMPONENT - An electronic component and a passive component define correlation between a distance between a pair of identical patterns and a distance between pairs of identical patterns adjacent to each other in a laminating direction, and a value of an inductor is further improved, attenuation in adjacent frequency bands is ensured and low power consumption is achieved with low loss. A first inductor is composed of a pair of inductor forming electrodes, a pair of inductor forming electrodes and a pair of inductor forming electrodes. A relationship between a distance (Da) between the two electrodes configuring each pair of inductor forming electrodes and a distance (Db) between the pairs of inductor forming electrodes adjacent to each other in the laminating direction satisfy the following inequalities; 009-16-2010 | |
20100149725 | CERAMIC MULTILAYER SUBSTRATE - It is provided a ceramic multilayer substrate obtained by co-sintering a low dielectric constant layer made of an insulating material of a low dielectric constant and a high dielectric constant layer of a dielectric material of a high dielectric constant. The low dielectric constant layer includes a ceramic component of xBaO-yTiO | 06-17-2010 |
20100033267 | PASSIVE PART - A first passive part forms a second parallel resonance circuit having a resonance frequency near the passing band among a first to a third parallel resonance circuit as follows. That is, the second parallel resonance circuit is formed at a position farthest from a first shield electrode and farthest from a second shield electrode in a region sandwiched by the first shield electrode and the second shield electrode in a dielectric substrate (in this example, on the main surface of a seventh dielectric layer and the main surface of an eighth dielectric layer located at a center portion in the layering direction of the region. | 02-11-2010 |
20100013521 | SYNTHESIZER FOR DOHERTY AMPLIFIER - A synthesizer is constructed by constituting a first λ/4 line of a first strip line and by constituting a second λ/4 line of a second strip line, so that it is formed into a chip shape (or a chip part) in a dielectric substrate. A first shield electrode is formed on the upper face of the dielectric substrate, and a second shield electrode is formed on the lower face of the dielectric substrate, so that the first λ/4 line and the second λ/4 line are formed between the first shield electrode and the second shield electrode. | 01-21-2010 |
20090185326 | FILM CAPACITOR - A film capacitor comprises a wound body, a first terminal part electrically connected to one end of the wound body, and a second terminal part electrically connected to the other end of the wound body. The wound body is structured by winding into a laminate a first film laminate formed of a laminate of dielectric films and having therein a floating electrode and a second film laminate formed of a laminate of first and second metal films sandwiching the first film laminate and dielectric films and having therein a floating electrode. Each of the floating electrodes is composed of integrated small electrodes independent of each other. | 07-23-2009 |
20090173793 | IC MODULE, IC INLET, AND IC MOUNTED BODY - An IC module including: an insulating substrate; antenna connection terminals provided on one surface of the insulating substrate; and a laminated body in which an IC chip and a mica capacitor are laminated, wherein the laminated body and the antenna connection terminals are mounted on the same surface side of the insulating substrate, and the IC chip and the mica capacitor are electrically connected with the antenna connection terminals via a wire, the IC module capable of producing an IC mounted body that has highly accurate resonance frequency and is highly reliable in non-contact communications, and also capable of producing an IC mounted body having a small area since the mounting thereof on a small area is possible, and which can be produced by a general purpose apparatus for producing IC modules, as well as an IC inlet and an IC mounted body using the IC module are provided. | 07-09-2009 |
20090134950 | PASSIVE COMPONENT - A passive component is provided with a filter section employing a nonequilibrium input/output system, which has an input side resonator connected to a nonequilibrium input terminal, and an output side resonator coupled with the input side resonator; and a converting section having two double line coupled lines. An output stage of the filter section is connected with an input stage of the converting section through a first capacitor, and an input stage of the filter section is connected with the input stage of the converting section through a second capacitor. Namely, the second capacitor functions as a jump capacitor. The position of an attenuation pole is permitted to be adjusted by a second capacitor in a region low in frequency characteristics. | 05-28-2009 |
20090086402 | FILM CAPACITOR - A first electrode pattern comprises a first lead-out electrode portion extending continuously along the longitudinal direction of a first dielectric film, a plurality of first capacitor electrode portions each extending from the first lead-out electrode portion almost perpendicularly to the first lead-out electrode portion, and second capacitor electrode portions which are disposed between the first capacitor electrode portions and connected thereto. The second capacitor electrode portions each has have a plurality of first sections. Each first section is connected to one end surface and the other end surface extending along the width direction of the first dielectric film of the first capacitor electrode portions through a narrow first fuse portion. | 04-02-2009 |
20090079516 | FILTER - Disclosed is a filter comprising an unbalanced input terminal and two balanced output terminals (a first balanced output terminal and a second balanced output terminal. A capacitor is connected between the first balanced output terminal and the GND, another capacitor is connected between the second balanced output terminal and the GND, and a first coil is connected between the first balanced output terminal and the second balanced output terminal. | 03-26-2009 |
20090051465 | DELAY LINE - In a band-pass filter of a delay line, an input terminal and a first resonator adjacent to the input terminal are coupled through a capacitor. The first resonator and a second resonator adjacent to the first resonator are coupled through a capacitor. The second resonator and a third resonator adjacent to the second resonator are coupled through an inductance. The third resonator and a fourth resonator adjacent to the third resonator are coupled through a capacitor. The fourth resonator and an output terminal adjacent to the fourth resonator are coupled through a capacitor. | 02-26-2009 |
20090051460 | MODULE AND PASSIVE PART - A passive part includes a filter unit having first resonance electrode to a third resonance electrode and an impedance matching circuit unit electrically connected to the third resonance electrode of the filter unit arranged on a dielectric substrate. The entire passive part has a configuration including a circuit unit equivalent to characteristic containing the second impedance matching circuit by an impedance component of the third resonance electrode. For example, by modifying the width of the third resonance electrode, it is possible to adjust the impedance in the same way as when a capacitance as the impedance matching circuit unit is connected, without connecting any capacitance. | 02-26-2009 |
20090051459 | FILTER - A filter is provided with one unbalanced input terminal, a first balanced output terminal and a second balanced output terminal. A primary coil is connected between a connecting point, which is of a second capacitor and a third capacitor, and GND. Furthermore, a secondary coil is connected between the first balanced output terminal and the second balanced output terminal, and the primary coil and the secondary coil are magnetically coupled. | 02-26-2009 |
20090048089 | Process for production of ceramic porcelains, ceramic porcelains and electronic components - 0.5 to 30 parts by weight of a hexagonal celsian powder is added to 100 parts by weight of a ceramic raw material powder to give a mixture. The mixture is sintered to give a ceramic porcelain so as to precipitate monoclinic celsian in the ceramic porcelain. | 02-19-2009 |
20090021326 | ELECTRONIC PART - A sixth coil electrode forming a first coil is electrically connected to a twelfth coil electrode forming a second coil, for example, via a second capacitor electrode in a second capacitor electrode layer. Thus, an induction body has a permeability significantly smaller than the permeability of a magnetic body (for example permeability μ=1). Accordingly, it is possible to minimize the permeability to such a degree that it is possible to ignore the connection between the first coil and the second coil appearing equivalently and to obtain a desired frequency characteristic. | 01-22-2009 |
20090011923 | DIELECTRIC PORCELAIN COMPOSITION AND ELECTRONIC COMPONENT - The present invention provides a dielectric porcelain composition comprising 100 parts by weight of a barium titanate-based dielectric material and 4 to 10 parts by weight in total of Bi | 01-08-2009 |
20090009267 | Electronic Component - The magnetic material constituting a magnetic portion is a ferrite mainly containing 31-42 mol % of NiO, 2-10 mol % of ZnO, 43-48 mol % of Fe | 01-08-2009 |
20090009264 | Delay Line - A delay line having a first delay circuit and a second delay circuit. The first delay circuit consists of a band-pass delay line having a first input terminal and an output terminal and other delay lines. The second delay circuit has a hybrid coupler equipped with a second input terminal, a first output terminal, a second output terminal, and an isolation terminal, a first reactance section connected with the first output terminal, and a second reactance section connected with the second output terminal. Furthermore, the output terminal of the first delay circuit is electrically connected with the second input terminal of the hybrid coupler of the second delay circuit. | 01-08-2009 |