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JP5937536B2 |
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JP5935739B2 |
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JP2016105583A |
To adjust an anti-resonance frequency of an EBG structure section in an antenna device having the EBG structure section.The antenna device includes: a dielectric substrate 1 having a first and second surfaces; antenna elements 2 and 3 fo...
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JP5922264B2 |
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JP2016092714A |
To provide an antenna that is further enhanced in performance.An antenna has an antenna main body 1 that is mechanically connected to an open end of a power supply waveguide, and an internal waveguide 2 provided in the antenna main body ...
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JP2016082513A |
To converge the propagation region of radio wave signal, transmitted from a radio wave transmission device, by a compact structure, in a transmission system including a plurality of radio wave transmission devices for transmitting radio ...
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JP2016072806A |
To control side lobe generated by an electric wave that cannot be received by a lens part.An antenna device comprises: an antenna main body 2 that has a substrate 10 and an antenna element 11; a lens part 3 provided so as to be opposed t...
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JP5911793B2 |
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JP5913148B2 |
To securely perform communication between a radio tag of underground equipment and a reader on the ground, if a passive radio tag is used.In a radio tag system performing transmission and reception of information by radio between the rad...
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JP2016063440A |
To make it possible to prevent a communication network of the connection destination of a mobile terminal from automatically switching to a communication network having weak electric field intensity.A radio wave blocking method for attac...
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JP2016054337A |
To control a beam width within a frequency band corresponding to a bandgap of a reflection plate, in an antenna device comprising a reflection plate that reflects an electromagnetic wave in a specific frequency band.Provided is an antenn...
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JP5904490B2 |
To realize arrangement in place easily and to obtain a desired refractive index. A z-axis is defined as an optical axis and axes perpendicular to the z-axis are defined as an x-axis and a y-axis. Multiple metal plate pieces 10 each have ...
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JP2016046577A |
To provide an antenna device capable of performing beam scanning with simple configuration at a low cost.An antenna device 1 includes a horn antenna 10 having a pre-defined directivity, and a metal plate lens 20 having a plurality of met...
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JP5889768B2 |
A lens-based switched beam antenna system including a beam-forming lens, and a beam port router coupled to the beam-forming lens, including a plurality of beam ports, and configured to transmit beams via corresponding ones of the beam po...
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JP5889580B2 |
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JP5858844B2 |
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JP5859198B2 |
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JP2016022156A |
To provide bedding which can detect bio-information with high accuracy by using radio waves.There is provided bedding for detecting human bio-information with high accuracy in such a way that the bedding motion as transmitting vibration ...
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JP2016019014A |
To provide a dual grid reflector which allows for enhancement of communication stability, by preventing the missing and dimensional accuracy decrease of the grid.In a dual grid reflector constituted to include a front reflector provided ...
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JP2016012748A |
To provide an antenna device adaptable to a plurality of frequencies with a simple configuration change.An antenna device 1 includes: a radiation conductor 2; a first ground conductor 3 on which the radiation conductor 2 is disposed; and...
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JP2016006411A |
To provide an antenna for millimeter wave capable of reducing the loss due to a provided radome while ensuring durability and sealing performance of the radome.An antenna 101 for millimeter wave includes: an antenna body 2 that transmits...
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JP5834878B2 |
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JP5836875B2 |
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JP5835705B2 |
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JP2015231182A |
To control an electromagnetic wave without using a dielectric lens.Each split ring resonator 3 is so configured that patterns (metal patterns) formed at two points 4, 5 in the split ring resonator 3 approach each other through a gap 6, a...
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JP2015220585A |
To provide a frequency selection board that is enhanced in frequency selection performance under non-contact power transmission to a vehicle.A folding spiral FSS36 has a rectangular conductor plate 38 and a folding spiral slot 40 provide...
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JP2015534760A |
To provide an electromagnetic absorber which is easier to manufacture and use and can be used on a suitable surface without impairing its characteristics. The present invention relates to an electromagnetic absorber (1). The electromagne...
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JP5827470B2 |
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JP2015201511A |
To provide a radio communication apparatus which cancels signal leakage in radio communication between laminated chips and between the chip and a substrate in an integrated circuit where a plurality of chips are laminated.The radio commu...
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JP2015201782A |
To provide a transmission apparatus capable of suppressing errors in monitoring and improving accuracy of the monitoring in a constitution for outputting a radio wave to be used for monitoring human action in a predetermined area.The tra...
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JP5812462B2 |
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JP5803778B2 |
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JP2015185946A |
To provide a low profile antenna operable at a plurality of resonance frequencies.An antenna device has a structure where cells, each consisting of a multilayer structure of a conductor and a dielectric. are arranged in matrix, and has a...
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JP5789492B2 |
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JP2015177340A |
To solve the problem that, in an antenna for transmitting a radio wave, downsizing and reduction in weight are difficult.The antenna includes: a radiator for isotropically radiating a radio wave of a predetermined wavelength; a first mod...
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JP2015173143A |
To absorb or reflect electromagnetic waves coming from the outside with the use of plasma.An electromagnetic wave shielding device comprises: an antenna 1 which radiates radio waves; a coil 2 which is arranged so that its axial direction...
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JP2015171085A |
To provide a non-directional antenna capable of improving antenna performance.The non-directional antenna has plural antenna planes disposed on plural planes, and includes plural antenna parts formed with plural slots for radiating polar...
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JP2015171132A |
To provide a large-sized artificial satellite mounting reflector having high mirror surface accuracy adaptable to high frequency bands.A membrane reflector includes: a film-like dish forming a mirror surface; a plurality of back ribs sup...
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JP5782023B2 |
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JP5774642B2 |
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JP5770876B1 |
To improve the radiation efficiency of radio waves. A metallic reflector 12 is formed on the bottom surface of a small cavity 7'so as to face an antenna 10 of an MMIC chip 2, a plurality of vias 8 are formed so as to surround the reflect...
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JP5764769B2 |
The present invention provides a metamaterial having a high refractive index that cannot be found in natural materials. The high-refractive-index metamaterial includes a dielectric substrate and a conductive layer formed on the dielectri...
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JP5763235B2 |
Embodiments of the present disclosure are directed to a single-package communications device that includes an antenna module with a plurality of independently selectable arrays of antenna elements. The antenna elements of the different a...
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JP2015142367A |
To provide a small metamaterial structure which is formed around a circuit board.A metamaterial is formed by disposing at least one element in a planar conductor plate. The element forming the metamaterial includes: a first conductor par...
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JP2015142224A |
To provide an antenna device that achieves a proximity layout between an antenna and a conductor at low cost without reducing a conductor area.The antenna device includes: an antenna that performs communication or power transmission by e...
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JP2015138999A |
To provide a lens antenna device that is provided on a glass substrate having a curved surface shape and converges an electromagnetic wave in a millimeter wave zone from a target object into a predetermined position.A lens antenna 100 is...
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JP2015119362A |
To provide an antenna device capable of being downsized without changing a frequency band to form a band gap.An antenna device includes: an antenna radiation element for transmitting and receiving an electromagnetic wave; and a reflectio...
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JP2015119363A |
To provide an antenna device that can be further small-sized in comparison with the prior arts, while maintaining an electromagnetic wave radiation property similar to the conventional antenna device.The antenna device includes: an anten...
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JP2015115916A |
To provide an antenna device capable of obtaining a satisfactory communication performance, which uses an emitting surface of a magnetic field with a small area for a short-range radio communication, and an electronic apparatus using the...
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JP2015115821A |
To provide an easy-to-manufacture, highly reliable polarization demultiplexer, and to provide a communication device.A polarization demultiplexer includes a waveguide body having one end connected with an antenna device and consisting of...
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