38results about How to "Increase electrostatic capacitance" patented technology

An electrostatic capacitive touch-sensitive panel has an active area; a touch electrode forming area; a routing wire forming area disposed; a plurality of first touch electrode lines disposed in the active area, with both ends extending to a plurality of electrode pattern extension regions; a plurality of second touch electrode lines disposed in the active area to cross the first direction so as to cross the first touch electrode lines without contact; a plurality of first routing wires connected to the plurality of first touch electrode lines, respectively; and a plurality of second routing wires connected to the plurality of second touch electrode lines, respectively. Each of the second touch electrode lines includes a plurality of second touch electrode patterns and a plurality of second connecting portions connecting neighboring second touch electrode patterns. The second touch electrode pattern has an asymmetrical portion.

This negative electrode foil for a solid electrolyte capacitor: increases capacitance, reduces ESR and leakage current, improves heat resistance, and reduces manufacturing costs; and improves the power density, achieves rapid charging / discharging, and improves the lifespan characteristics of energy storage elements such as rechargeable batteries, electric double-layer capacitors, and hybrid capacitors. The negative electrode foil or a current collector is used, which: is obtained by forming a metal layer, a mixed layer obtained by mixing a material constituting the metal layer with carbon, and a carbon layer substantially comprising carbon, on a metal foil; and is configured in such a manner as to change as the components of the mixed layer change from a component containing only the material substantially constituting the metal layer to a component substantially containing only carbon, and from the metal layer to the carbon layer.

Disclosed is a raw material carbon composition which can be a carbon material for electrodes of electric double layer capacitors when activated. Such a raw material carbon composition is characterized by having a volatile content of not less than 1.3% by mass and not more than 15% by mass. The raw material carbon composition is further characterized by having a microstrength of 5-30% when the volatile content is less than 6% by mass while having a microstrength of a 5-20% when the volatile content is 6% by mass or more. The capacitance per unit volume of an electric double layer capacitor can be increased by using such a raw material carbon composition.

In a DC power supply including a transformer, for making a semiconductor switch operate with a high frequency, an auxiliary circuit that reduces switching loss and a countermeasure circuit for a surge voltage generated in a rectifier diode are provided. In a DC power supply in which a DC power source 101 and a transformer T are connected via a power conversion circuit and a secondary winding of the transformer T is connected to a load RL via a rectifier diode bridge and a filter circuit to supply power to the load RL, a resonance reactor Lz is provided on an output side of the transformer T, a resonant switch circuit 103 including a parallel circuit of a diode Dz and a semiconductor switch Qz and a resonant capacitor Cz is connected in parallel to the rectifier diode bridge and a snubber circuit including a snubber capacitor Cs, a snubber diode Ds1 and a diode Ds2 for discharge is connected to a serial resonant circuit including the resonance reactor Lz and the resonant capacitor Cz in the resonant switch circuit 103 to absorb a surge voltage.

A laminated capacitor capable of reducing ESL, includes: first terminal electrodes and second terminal electrodes arranged at intervals on one surfaces of the dielectric body; first outer through-hole conductors each connecting each first terminal electrode to one first internal electrode; second outer through-hole conductors each connecting each second terminal electrode to one second internal electrode; a first inner through-hole conductor connecting the first internal electrodes to one another; and a second inner through-hole conductor connecting the second internal electrodes to one another.

A multilayer ceramic electronic device comprising: a ceramic element body, in which a plurality of dielectric layers and a plurality of internal electrode layers are alternately stacked, and at least a pair of external electrodes which are connected to the internal electrode layers on surfaces of the ceramic element body; a thickness of the dielectric layers is 0.4 [mu]m or less, a width (W0) of the ceramic element body along a width-direction is 0.59 mm or less, a gap (Wgap) between an outer face of the ceramic element body and an end of the internal electrode layers along width-direction of the ceramic element body is 0.010 to 0.025 mm, and a ratio (Wgap / W0) of the gap with respect to the width is 0.025 or more.

A solid electrolytic capacitor has a structure wherein a capacitor element (30) is arranged by being stacked, and an anode section (30a) is fixed by being welded on anode mounting planes of anode mounting sections (7a, 7b) provided on an anode terminal. The solid electrolytic capacitor is characterized in that the two anode mounting sections (7a, 7b) are provided, the anode mounting sections (7a, 7b) are arranged in parallel, and the adjacent anode mounting sections (7a, 7b) are mutually connected by a connecting section (9).

A porous electrolytic solution reservoir which is capable of being impregnated with an electrolytic solution is provided in an exterior case so as to make contact with a separator. The average diameter of the pores in the electrolytic solution reservoir is greater than the average diameter of pores in the separator. The electrolytic solution reservoir is impregnated with a predetermined amount of electrolytic solution, so that the occupation ratio of electrolytic solution within the pores in the separator becomes 50% or more when fully charged, and the occupation ratio of electrolytic solution within the pores in the electrolytic solution reservoir becomes 100% or less when fully discharged.

According to the present invention, when the electrode for electrochemical devices is fabricated, the treating method for removing off a binder solvent adsorbed to pores in an electrode-constituting activated charcoal or the like, using carbon dioxide in a supercritical state, is used or a method wherein the supercritical-state treating method is modified using a low-boiling solvent is used, whereby the electrostatic capacity of the carbonaceous material as the active substance and the reliability of the electro-chemical device can be improved.

A composition for forming an electroactive coating is provided, including an acid as a polymerization catalyst, at least one functional component, and at least one compound of formula (1) as a monomer: wherein X is selected from S, O, Se, Te, PR2 and NR2, Y is hydrogen (H) or a precursor of a good leaving group Y- whose conjugate acid (HY) has a pKa of less than 45, Z is hydrogen (H), silyl, or agood leaving group whose conjugate acid (HY) has a pKa of less than 45, b is 0, 1 or 2, each R1 is a substituent, and the at least one compound of formula (1) includes at least one compound of formula(1) with Z=H and Y<1>H.

Disclosed is a PIN photodiode used for a light-receiving element for optical communication. The PIN photodiode comprises a gate electrode structure consisting of a gate insulation layer and a gate electrode pad which prevent a bonding layer from being excessively depleted in the lateral direction at the time of applying a negative electric voltage to an electrode that is in contact with the bonding layer. The PIN photodiode allows the control of the electrostatic capacitance of the element by controlling the depletion level of the bonding layer in the lateral direction using the gate electrode pad. Therefore, it is possible to suppress the increase of the electrostatic capacitance and to achieve a high-speed operating property.

The present invention provides a contactless electric power supply device for supplying, without contact, electric power to the coils of a linear motor device provided with a track member, a movable body which is installed on the track member, magnets which are arranged in rows on the track member, and the coils which are provided to the movable body. The contactless electric power supply device is provided with: two sets of contactless electric power supply sections each having an electric power supply electrode plate which is provided to the track member so as to extend in the movement direction and an electric power receiving electrode plate which is provided to the movable body and which faces the electric power supply electrode plate, the two sets of contactless electric power supply sections being capable of supplying high-frequency electric power in a contactless manner; a high-frequency electric power source section for supplying high-frequency electric power between the electric power supply electrode plates; and an electric power conversion section which converts the high-frequency electric power supplied in a contactless manner to the electric power receiving electrode plates and which supplies the converted electric power to the coils. As a result of the configuration, the contactless electric power supply device is low cost and can perform, with large electric power supply capacity and high electric power supply efficiency, contactless electric power supply to the coils of the movable body of the linear motor device, and the contactless electric power supply does not affect the generation of a propulsion force.

A card reader for use with a card having a magnetic stripe may include a card insertion port into which the card is inserted; a card passage along which the card is passed; and a disturbing magnetic field generation means structured to generate a magnetic field for disturbing illegal reading of magnetic data recorded in the magnetic stripe. The disturbing magnetic field generation means may include a plurality of coils which are serially-connected with each other; a capacitor connected in parallel with the plurality of the coils; and a drive circuit structured to supply an electric current to the plurality of the coils.

A first inner conductor ( 21 ), a second inner conductor ( 23 ), a first inner conductor ( 22 ), and a second inner conductor ( 24 ) are disposed in the order mentioned from the top in the dielectric element ( 12 ). The first inner conductors ( 21, 22 ) are respectively led out to two opposing side surfaces of the dielectric element. A pair of the second inner conductors ( 23, 24 ) is respectively led out to two opposing side surfaces different from the two opposing side surfaces to which the first inner conductors ( 21, 22 ) are respectively led out. Terminal electrodes ( 31 - 34 ) are respectively disposed on four side surfaces of the dielectric element ( 12 ) for connection with these four inner conductors ( 21 - 24 ) respectively.

A method of manufacturing a semiconductor device, comprising exposing a lower electrode (19) made of polycrystalline silicon and having a roughened surface to oxygen plasma (61), forming a silicon oxide film (19a) on the surface of the lower electrode (19), By exposing the lower electrode (19) on which the silicon oxide film (19a) is formed to nitrogen plasma (62), the surface of the silicon oxide film (19a) and its vicinity are modified into a silicon nitride film (19b). Next, a capacitive insulating film (20) made of tantalum oxide is formed on the lower electrode (19) on which the silicon nitride film (19b) is formed, and then the capacitive insulating film (20) is exposed to oxygen plasma (63) , oxygen is supplied to the capacitive insulating film (20). Next, the capacitive insulating film (20) is heat-treated in an oxidative atmosphere to crystallize it, and then an upper electrode (21) is formed on the crystallized capacitive insulating film (20).

Provided is a production of an electrode for an aluminum electrolytic capacitor, wherein in a first hydration treatment step (ST1), an aluminum electrode provided with a porous layer is immersed in afirst hydration treatment solution having a temperature of 80 DEG C or higher to form a hydrated film on the aluminum electrode, and then in a dehydration step (ST2), the aluminum electrode is heatedin an atmosphere having a temperature of 150-350 DEG C. Next, in a second hydration treatment step (ST3), the aluminum electrode is immersed in a second hydration treatment solution having a temperature of 80 DEG C or higher to form a hydrated film on the aluminum electrode, and then in a chemical conversion step, the aluminum electrode is chemically converted to a voltage of 400 V or higher, andfurther to 600 V or higher.

The invention discloses a touch screen, a manufacturing method thereof and a display device. The touch screen comprises a plurality of first sensing units and a plurality of second sensing units. The first sensing units are connected with one another through first connecting lines in the first direction. The second sensing units are connected with one another through second connecting lines in the second direction. In the first direction and the second direction, the first sensing units and the second sensing units are distributed alternately; in the first direction, at least a part of the second sensing units are overlapped with the first connecting line between every two first sensing units adjacent to the part of second sensing units; in the second direction, at least a part of first sensing units are overlapped with the second connecting line between every two second sensing units adjacent to the part of first sensing units. The touch screen enables the overlapping area among the first sensing units, the second sensing units and the connecting lines to be increased, therefore, electrostatic capacitance of the overlapping positions is improved, and the anti-static capacity of the touch screen is enhanced.

Provided is a hybrid electrolytic capacitor having high capacitance, low ESR, excellent high-frequency characteristics, and high high-temperature durability. This hybrid electrolytic capacitor (1) is provided with: a cathode (10) having a cathode base (11) formed from a valve metal, an oxide layer (12) provided on the surface of the cathode base (11), an inorganic conductive layer (13) provided on the surface of the oxide layer (12) and containing an inorganic conductive material, and an organic conductive layer (14) provided on the surface of the inorganic conductive layer (13) and containing a conductive polymer; an anode (20) having an anode base (21) formed from a valve metal and a dielectric layer (22) provided on the surface of the anode base; and a composite electrolyte layer (30) having a solid electrolyte layer (31) containing conductive polymer particles (31a) provided between and in contact with the organic conductive layer (14) of the cathode (10) and the dielectric layer (22) of the anode (20), and an electrolyte solution (32) filled between the conductive polymer particles (31a) of the solid electrolyte layer (31).

Provided are a capacitor chip and a solid electrolytic capacitor wherein one or more capacitor elements are laminated on a metal lead frame which is provided for taking out electricity to the outside of the capacitor chip, the capacitor elements are sealed with a resin, and the laminated body is arranged within a fixed range. The allowable range of the total thickness of the laminated capacitor elements is widened and the capacitance is increased without causing appearance failure of the laminated solid electrolytic capacitor.

The invention discloses a method for preparing electric field activation type super capacitors. According to the method, electrode active material is respectively mixed with adhesive and conductive agent evenly, graphite-like material electrode pieces are manufactured on the surface of a metal collector electrode by utilization of the mixture, the manufactured graphite-like electrode pieces are used as positive electrodes and negative electrodes of electrodes of the capacitors, separating membranes are adopted to separate the electrodes, ionic liquid with molecular weight equal to or smaller than 500 is used as electrolyte to assemble the capacitors, electric field activation is performed, and the electric field activation type super capacitors are manufactured. A potential window of the electrolyte of the super capacitors is wide, and rated working voltage of the capacitors is improved; the electrolyte is small in molecular volume, and inserting embedding-emigrating out can be performed among graphite layers under the condition of the electric field activation; electrochemical performance of the electrolyte is stable, the electric field activation can be performed under the condition of high voltage, electrolyte ions can be fully inserted and embedded among the graphite layers, and high-inserting-layer electrostatic capacitors are obtained.

Disclosed is a raw material carbon composition which can be a carbon material for electrodes of electric double layer capacitors when activated. Such a raw material carbon composition is characterized by having a volatile content of not less than 1.3% by mass and not more than 15% by mass. The raw material carbon composition is further characterized by having a microstrength of 5-30% when the volatile content is less than 6% by mass while having a microstrength of a 5-20% when the volatile content is 6% by mass or more. The capacitance per unit volume of an electric double layer capacitor canbe increased by using such a raw material carbon composition.