Panasonic Intellectual Property Management Co., Ltd.

Sanyo Electric Co., Ltd.

Other

Kenichi Ezaki

Kenichi Shibata

Hisakazu Takahashi

Yoko Baba

Tetsuyoshi Ogura

Takashi Matsumoto

Shinichiro Imura

Tsutomu Kawashima

Kazuhiko Kuroki

Takeshi Minamiura

Shinobu Masuda

Daisuke Wakuda

Keiji Noine

Yasuhiko Okamoto

Hitoshi Ishimoto

Miyuki Yoshimoto

Katsumi Umeda

Fumio Kameoka

Takaaki Uchiyama

Yukihiro Shimasaki

Kazuya Yamasaki

Yoshifumi Taguchi

Chiho Nobumori

Shigeyuki Yasuyama

Disclosed is a capacitor electrode including a conductive substrate and a flaky carbon that is electrically connected to the conductive substrate, the flaky carbon having an oxygen content of less than 5 mass % and a three-dimensional structure, wherein it is desired that the oxygen content of the flaky carbon is less than 2.6 mass %, and a log differential pore volume distribution of the capacitor electrode measured based on mercury porosimetry may have a maximum peak in a range of 0.3 μm or more and 6 μm or less.

Electrode for capacitor including flaky carbon, manufacturing method therefor, and capacitor

A membrane electrode assembly for a fuel cell, the membrane electrode assembly including an electrolyte membrane, and a first electrode and a second electrode sandwiching the electrolyte membrane, wherein the first electrode includes a first catalyst layer and a first gas diffusion layer in order from the electrolyte membrane side, the first gas diffusion layer includes a first fibrous conductive member and a first resin material, the first catalyst layer includes a second fibrous conductive member, catalyst particles, and a second resin material, when viewed from a stacking direction of the membrane electrode assembly, a first angle formed by the first fibrous conductive member and a main flow path of a gas supplied to the membrane electrode assembly is arbitrary, and a second angle formed by the second fibrous conductive member and the main flow path is 45° or less.

Membrane electrode assembly and fuel cell

A membrane electrode assembly for a fuel cell includes a catalyst layer having a first main surface and a second main surface, a gas diffusion layer disposed on a side of the first main surface, and an electrolyte membrane disposed on a side of the second main surface, wherein the gas diffusion layer includes a conductive material and a polymer resin, the conductive material comprises a fibrous carbon material, an average fiber diameter D of the fibrous carbon material is equal to or less than 25% of a thickness T of the catalyst layer, and in a cross section in a thickness direction of the catalyst layer, an arithmetic mean roughness Raof the first main surface and an arithmetic mean roughness Raof the second main surface satisfies the relation, Ra>Ra

Membrane electrode assembly for fuel cell, and fuel cell

Disclosed is a catalyst layer for a fuel cell that has good gas diffusion properties in the entire catalyst layer and in which coarsening of catalyst particles can be suppressed. The catalyst layer for a fuel cell includes fibrous conductive members and catalyst particles. The fibrous conductive members are inclined relative to the surface direction of the catalyst layer, and the length L of the fibrous conductive members and the thickness T of the catalyst layer satisfy the relational expression: L/T&#x2264;3. Each of the catalyst particles includes a core portion and a shell portion that covers the core portion, and contains a component different from that of the core portion.

Catalyst layer for fuel cell, membrane electrode assembly, and fuel cell

A gas diffusion layer for a fuel battery is used, which is configured by a porous member containing conductive particles, conductive fibers and a polymer resin as main components. An aggregate of the conductive fibers is formed inside the porous member, and an area ratio of the aggregate in any cross-section of the porous member is 0.5% or more and 8% or less. Further, a membrane electrode assembly including the gas diffusion layer for the fuel battery is used. Further, a fuel battery including the gas diffusion layer for the fuel battery is used.

Gas diffusion layer for fuel battery, membrane electrode assembly, and fuel battery

A gesture input system () that accepts a user operation based on a motion of a portion of the body of a user and that produces an input signal indicating a direction of the motion and/or an amount of the motion of the portion of the body, includes a sensor () that detects the motion of the portion of the body of the user, a tactile feeling presenting apparatus () that presents a tactile feeling at a base point () set inside a space, and a control apparatus () that sets a chasing point on the portion () of the body detected by the sensor and that produces the input signal based on a variation of the relative positional relation between the chasing point and the base point. The tactile feeling presenting apparatus () continuously presents the tactile feeling at the base point () during a time period for the gesture input system to be in an input acceptable state where the gesture input system is able to accept the user operation.

Gesture input system and gesture input method

A system includes a sensor that detects motions of a first portion and a second portion of a body of a user, a controller that sets an association relationship between a coordinate system of a real space and a coordinate system of a virtual space in response to the motion of the first portion and receives an operation for an object in the virtual space in response to a position and the motion of the second portion, and a notification device that contactlessly notifies a third portion of the body of prescribed information.

System for receiving input in response to motion of user

A system includes: a sensor that detects motions of a first portion and a second portion of a body of a user; a controller that sets a base point of the second portion in response to the motion of the first portion and receives a prescribed input in response to the motion of the second portion with respect to the base point; and a notification device that contactlessly notifies a third portion of the body that the base point is set.

System and input method for receiving input in response to motion of user

A pressure sensing element according to one aspect of the present disclosure includes a first electrode including at least one protrusion, a second electrode facing the at least one protrusion, and a dielectric disposed between the first electrode and the second electrode. The dielectric includes a first dielectric and a second dielectric. The first dielectric is disposed between a top of the at least one protrusion and the second electrode, and is in contact with each of the top of the at least one protrusion and the second electrode. The second dielectric is disposed between a first portion of the first electrode and the first dielectric. The first portion does not include the at least one protrusion. The at least one protrusion has a higher elastic modulus than the first dielectric.

Pressure sensing element including electrode having protrusion

A pressure sensor according to an aspect of the present disclosure includes: a first pressure sensitive element including a first conductive layer including first projections having conductivity, first wiring layers, and a first dielectric layer provided between the first projections and the first wiring layers; and a second pressure sensitive element including a second conductive layer including second projections having conductivity, second wiring layers, and a second dielectric layer provided between the second projections and the second wiring layers. The first pressure sensitive element and the second pressure sensitive element are stacked on each other.

Pressure sensor comprising first pressure sensitive element and second pressure sensitive element

A pressure sensing element of an aspect of the present disclosure includes a first electrode including at least one protrusion having elasticity; a second electrode facing the at least one protrusion; and a dielectric disposed between the first electrode and the second electrode and including a first dielectric and a second dielectric. The first dielectric is disposed between a top of the at least one protrusion and the second electrode, and is in contact with each of the top of the at least one protrusion and the second electrode. The second dielectric is disposed between a first portion of the first electrode, the first portion not including the at least one protrusion, and the first dielectric.

Pressure sensing element comprising electrode including protrusion having elasticity

Electric circuit device comprises electric element and two conductive plates. The electric element includes two anode electrodes and two cathode electrodes and has relatively low impedance in a frequency range between 1&#xd7;10&#x2212;5 to 10 GHz. The one conductive plate has lower impedance than that of the conductive plate comprising the electric element and is connected between two anode electrodes. The other conductive plate has lower impedance than that of the conductive plate comprising the electric element and is connected between two cathode electrodes. As a result, the electric circuit device which has relatively low impedance and is capable of preventing the temperature rise is provided.

Electric circuit device

The invention provides a dielectric filter device comprising a first electrode formed on a dielectric block for connection to an antenna, and a second electrode formed on an upper surface of the block for connection to a communications device, openings of hollow bores being arranged between the first and second electrodes to provide a filter for passing a predetermined frequency band, a plurality of hollow bores being arranged between the second electrode and a side surface of the block to provide traps having a plurality of attenuation poles. Attenuation of frequencies in the pass band can be diminished without providing an external circuit.

Dielectric filter device having perpendicular bores for improved pass band characteristics

The invention provides a dielectric filter device having first bore opening portions arranged between a first electrode formed on an upper surface or side surface of a dielectric block and a second electrode formed on the upper surface to provide a filter for passing a predetermined frequency band, and a second bore opening portion disposed between the second electrode and the side surface of the block. A conductive layer on the outer peripheral side surface close to the second electrode is removed in the form of a strip from at least one portion of the peripheral side surface which portion extends from the upper surface to the lower surface of the block. Unnecessary resonance in a high frequency range outside the pass band can be suppressed without providing an external circuit.

Growing community of inventors

Osaka, Japan

Kenichi Ezaki