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Active, electronically scanned array antenna
An improved active, electronically scanned array antenna that employs programmable time delays in the transmission feed lines to form timed arrays is provided....
MEMS module, variable reactance circuit and antenna device
Provided is a MEMS module that includes a MEMS element having a first capacitor electrode that can be displaced, a second capacitor electrode that opposes the...
Electronic apparatus for isolating signal generation device
An electronic apparatus is provided. The apparatus includes at least one signal generation device that generates a signal when power is supplied, a grounding...
Window-glass antenna for vehicle
Disclosed is a window-glass antenna for a vehicle in which a conductive film is formed on the vehicle window glass, the antenna being provided in a film-removed...
Antennaless wireless device capable of operation in multiple frequency
The present invention refers to an antenna less wireless handheld or portable device comprising a communication module including a radiating system capable of...
Antenna with switchable inductor low-band tuning
Electronic devices may be provided that contain wireless communications circuitry. The wireless communications circuitry may include radio-frequency transceiver...
Electronic device with dual clutch barrel cavity antennas
An electronic device has antennas formed from cavity antenna structures. The electronic device may have a metal housing. The metal housing may have an upper...
Antenna for satellite communication
Provided is a satellite communication antenna, including a signal transmitting/receiving section for receiving signals from a satellite and transmitting the...
This antenna unit comprises an antenna having a radiating front surface, a back surface and a lateral outline having at least one electric field reinforcing...
Method for manufacturing resonance tube, resonance tube, and filter
A method for manufacturing a resonance tube includes: mixing powder materials, to form homogeneous powder particles, where the powder materials comprise iron...
Power division and recombination network with internal signal adjustment
A power division and recombination network with internal signal adjustment ("PDRN") is described. The PDRN may include a means for dividing an input power...
Dielectric waveguide with non-planar interface surface and mating
A dielectric wave guide (DWG) has a dielectric core member having that has a first dielectric constant value. A cladding surrounding the dielectric core member...
Stress relieved high power RF circuit
The present invention is directed to an RF device that includes a laminate structure having a ceramic layer having a predetermined thermal conductivity that is...
Resonance device and filter including the same
A resonance device including a plurality of resonators arranged in a state of being spaced apart from each other; and a notch resonator formed above the...
Combline-cavity duplexer, duplexing apparatus, and antenna system for
frequency division duplexing operation
The present disclosure relates to microwave cavity filters used in cellular communication systems. More specifically, in one aspect, the present disclosure...
Radio-frequency switches having extended termination bandwidth and related
circuits, modules, methods, and systems
Circuits and methods related to a switch having extended termination bandwidth are disclosed. A switch having an input end and an output end, and capable of...
Air cell and assembled battery using the same
An air cell includes a positive electrode layer, an electrolyte layer stacked on the positive electrode layer, a negative electrode layer stacked on the...
Battery pack injected with phase change material
The present invention provides a battery pack injected with phase change material, comprising a plurality of battery modules consisting of a plurality of...
Heat managing unit of high-voltage battery and high-voltage battery
including the same
Disclosed herein are a heat managing unit of a high-voltage battery and a high-voltage battery including the heat managing unit. The heat managing unit of a...
Electric vehicle propulsion system and method utilizing solid-state
rechargeable electrochemical cells
A vehicle propulsion system comprising a plurality of solid state rechargeable battery cells configured to power a drivetrain is disclosed. In accordance with...
Electric energy store
An electric energy store having a thermally insulated chamber that has a process gas inlet and a process gas outlet is provided. The thermally insulated chamber...
Energy storage device with heating device and method for heating energy
cells of an energy storage device
The invention relates to an energy storage device (1) for generating an n-phase supply voltage for an electric machine (2), wherein n.gtoreq.1, with n energy...
A battery system having a battery, an overcurrent switch-off device in which a first current range with a maximum switchable current, and a second switch-off...
Secondary battery cell, battery pack, and electric power consumption
Provided is a secondary battery cell that can certainly prevent detachment of an integrated circuit from the secondary battery cell and attachment of the...
Current collector, negative electrode and battery
A current collector includes a first principal plane and a second principal plane. In the current collector, the roughness of the first principal plane and...
Electric storage device and electric storage apparatus
The electric storage device includes: an electrode assembly; and an electrolytic solution at least part of which is impregnated into the electrode assembly,...
Electrolyte for a lithium rechargeable battery, lithium rechargeable
battery including the same, and method of...
An electrolyte for a lithium rechargeable battery, a lithium rechargeable battery including the same, and a method of manufacturing lithium rechargeable...
Ceramic material and process for producing the same
A ceramic material that can exhibit sufficient compactness and lithium (Li) conductivity to enable the use thereof as a solid electrolyte material for a lithium...
Physically cross-linked gel electrolyte
An electrochemical battery cell of a lithium ion battery has a physically cross-linked gel electrolyte situated between a negative electrode and a positive...
Nonaqueous electrolyte secondary battery and method for manufacturing the
The nonaqueous electrolyte secondary battery includes: a positive electrode containing a positive-electrode active material; a negative electrode; and a...
Lithium secondary battery and manufacturing method thereof
An object is to improve the cycle performance by improving the reactivity between lithium and a negative electrode active material in the case where an...
Nonaqueous electrolyte secondary battery
A nonaqueous electrolyte secondary battery is prevented from decreasing the remaining capacity and returned capacity at the time of continuous charge at high...
Nonaqueous electrolyte secondary battery
The nonaqueous electrolyte secondary battery includes a wound electrode body in which a positive and a negative electrode plates are wound with a separator...
Double-folding device for softly-packaged lithium ion batteries
The present invention belongs to the technical field of lithium ion battery production equipment, and particularly relates to a double-folding device for...
Methods of and factories for thin-film battery manufacturing
Methods of and factories for thin-film battery manufacturing are described. A method includes operations for fabricating a thin-film battery. A factory includes...
Flow battery with two-phase storage
A flow battery includes at least one cell that has a first electrode, a second electrode spaced apart from the first electrode, and an electrolyte separator...
Method for manufacturing a solid oxide fuel cell element by layer-wise
buildup and solid oxide fuel cell element
A method for manufacturing a solid oxide fuel cell element by layer-wise buildup wherein at least one section of the element is built up by carrying out a step...
Composite membranes, methods of making same, and applications of same
In one aspect of the present invention, a method of fabricating a composite membrane includes: forming a first polymer solution from a first polymer and a...
Cross-linked polymer electrolyte membranes
Crosslinked polymers are produced by polymerizing a styrene-based comonomer with a bifunctional styrenated crosslinkable monomer comprising the following...
Fuel cell gas diffusion layer integrated gasket
To improve assembly precision of a fuel cell by improving a sealing property. A first gasket 12 is integrally formed with a first gas diffusion layer 11 and a...
Fuel cell system
A fuel cell system includes a cathode gas supply unit, a cathode pressure detection unit, a fuel cell temperature detection unit configured to detect a...
Method and system for stable direct methanol fuel cell operation at
varying loads and sub-zero temperatures
Methods and systems for operation of direct methanol fuel cell (DFMC) systems with enhanced flexibility within a wide range of electrical loads as well as no...
Fuel cell stack having a plurality of modules
A fuel cell stack having a plurality of connected modules. Each module includes an elongate hollow member and at least one passage extending through the hollow...
Fuel cell module
Provided is a solid oxide fuel cell module that is small in size and is capable of stably generating power. A plurality of power generation units and are...
Fuel cell stack
A fuel cell stack has an asymmetrical triangular inlet buffer. An inlet connection channel connects a coolant supply passage on the upper side and the inlet...
Membrane electrode assembly and fuel cell using the same
A membrane electrode assembly includes a proton exchange membrane, a first electrode and a second electrode. The proton exchange membrane has two opposite...
Sealing structure and fuel cell having the sealing structure
A sealing structure includes: components (1, 2, 11, 16, 21, 22, 33, 34, 44, 51, 52, 61, 62) respectively having sealing surfaces (8, 9, 14, 17, 30, 31, 42, 43,...
A nanofibrous catalyst and method of manufacture. A precursor solution of a transition metal based material is formed into a plurality of interconnected...
Method for producing fuel cell electrode catalyst, fuel cell electrode
catalyst, and uses thereof
A method for producing a fuel cell electrode catalyst including a metal element selected from aluminum, chromium, manganese, iron, cobalt, nickel, copper,...
Lead-carbon battery current collector shielding with ported packets
Provided is an activated carbon lead energy storage/battery containing an improved negative activated electrode packet exhibiting substantially reduced...