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JP5152274B2 |
To provide an RFID reading device capable of generating a field intensity strong enough for good communication with an RFID, around the entire periphery of a long body that is an object to be identified and also continuously generating a...
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JP2013038577A |
To provide an antenna device, capable of narrowing a half value width in a horizontal plane while maintaining an outer diameter size of a base station antenna.The antenna device includes: a first antenna element and a second antenna elem...
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JP5148487B2 |
An RF tag 24 is mounted on a radiation decoupler that isolates the tag from the effect of an object that it is mounted upon. The decoupler comprises a dielectric layer 25 sandwiched between two conducting layers 21, 23. Conducting layer ...
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JP5148081B2 |
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JP2013030952A |
To improve the inhibitory effect of unnecessary emission and surface transmission without increasing the size of an electromagnetic band gap structure.After a ground layer 4 is formed on one surface 3a of a first substrate 3 and a seed l...
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JP5136131B2 |
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JP2013027030A |
To provide a compact direction detection antenna of directional switching type that is easy to install.A conductor plate contacted with an antenna element at an angle of 90 degrees is disposed, and a plurality of antenna elements for obt...
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JP5135178B2 |
An antenna apparatus includes: a ground plane; a plurality of conductive elements arranged substantially in parallel to a surface of the ground plane; a plurality of linear elements configured to connect the conductive elements to the gr...
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JP2013005277A |
To provide an antenna polarization angle error calculation method for calculating an error of a polarization angle, and an antenna polarization angle control device capable of calculating the error of the polarization angle to adjust the...
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JP2012257084A |
To provide an EBG structure and a printed board which increase the inductance component without enlarging the EBG structure and thereby realizing the wide band of the band gap width.An EBG structure has: a conductor plane; a dielectric l...
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JP5108695B2 |
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JP2012531600A |
The present invention is for a vehicle comprising a radar light source and a lens (12) located in front of the light source and made of a material that refracts the radar light and has a convex surface (14) on at least one side. The pres...
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JP2012531070A |
An imaging/detection device includes a hemispherical lens having a surface opposite a curvature of the hemispherical lens, where the hemispherical lens defines an optical axis. The imaging/detection device also includes a plurality of de...
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JP5091310B2 |
A gradient index lens for microwave radiation. The lens includes a plurality of electric field coupled resonators wherein each resonator has a resonant frequency. The resonators are arranged in a planar array having spaced apart side edg...
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JP5088706B2 |
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JP5088639B2 |
Provided is a parabolic antenna that suppresses leakage of radio waves with a simpler configuration. The parabolic antenna includes a horn that transmits and receives signals; a feed that supports the horn and relays the signals the horn...
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JP5086536B2 |
A reflectarray (10) utilizes switching devices (22) with non-ideal impedance characteristics to vary the impedance of reflecting elements (12). The antennas of the reflecting elements are configured as a function of the impedance of the ...
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JP5086552B2 |
An antenna array for use within a microwave imaging system includes a plurality of reflecting antenna elements, each capable of being programmed with respective phase-shifts in a first pattern to direct a first beam of microwave radiatio...
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JP5086551B2 |
A scanning panel (50) for use in a microwave imaging system (10) captures a microwave image of a target (155) using two complementary arrays (510 and 520) of antenna elements (80). Each of the antenna elements (80) in a first array (510)...
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JP5086065B2 |
A hybrid assembly having improved cross talk characteristics comprises an electromagnetic band gap (EBG) layer (612) on a substrate (101) having an upper surface (111) and a lower surface and a semiconductor structure (MMIC) (602) mounte...
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JP5083897B2 |
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JP5079369B2 |
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JP5073790B2 |
An apparatus for adjusting the length of a tension tie mounted on a deployable antenna based on a cable network structure includes a cable retainer provided with a retaining hole, a cable being connected to the cable retainer; a retainin...
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JP5074266B2 |
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JP5072741B2 |
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JP2012220418A |
To obtain an antenna device which can improve performance while suppressing an increase in cost.The antenna device comprises: an antenna substrate 1 on which a transmission antenna 2 and a reception antenna 3 are formed; and a radome 4 f...
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JP2012209827A |
To provide a reflective structure allowing a variable width of a reflection phase at a medium boundary to be set at 360 degrees or more.A reflective structure includes a planar ground conductor plate 11; a dielectric layer 12 disposed on...
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JP5054174B2 |
To provide an antenna capable of easily changing a beam direction within a vertical plane of a radio wave radiated from an exciting element by using a periodical loop structure body and the single exciting element. An antenna comprises: ...
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JP2012199617A |
To obtain a radio wave reflector capable of shortening the installation time by installing a reflection plate efficiently.The radio wave reflector which reflects a radio wave that detours a radio wave obstruction existing between a radio...
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JP2012199733A |
To provide an electronic apparatus capable of easily recognizing the other party while reducing the number of array antennas being used, in view of the circumstances in which the direction (range) in which communications can be performed...
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JP5051077B2 |
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JP5050084B2 |
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JP5048025B2 |
Provided are a terahertz wave transmission and reception (Tx/Rx) module package and method of manufacturing the same. The complete and separate terahertz wave Tx/Rx module package is implemented by simply aligning a silicon ball lens, a ...
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JP5046462B2 |
Disclosed is a composite material comprising a matrix material comprising a microwave transmissive polymer; and from about 1 to 65 volume percent of a particulate filler dispersed in the matrix. This particulate filler is characterized b...
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JP5027040B2 |
An object of the invention is to provide a wireless communication-improving sheet member capable of increasing a possible communication distance of an IC tag for wireless communication, a wireless IC tag, an antenna, and a wireless commu...
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JP2012178793A |
To provide an antenna device which changes the radiation direction of electric waves without providing a movable part.An antenna device according to this invention has: an array antenna 10 including multiple antenna elements arranged in ...
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JP5023277B2 |
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JP2012175680A |
To provide an array antenna having an excellent side lobe characteristic with a simple structure.A horn array antenna according to the present invention is formed by aligning plural horn antenna elements having a first taper part connect...
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JP2012175522A |
To provide a metamaterial which is a single negative anisotropic medium whose magnetic permeability only is negative with a plane circuit which has less loss than conventional technique.The metamaterial having at least one spiral conduct...
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JP5019033B2 |
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JP2012165178A |
To obtain a spherical mirror antenna capable of avoiding blocking caused by a primary radiator.An auxiliary lens 3 is disposed in such a manner that an optical path length from the phase center of the primary radiator to the auxiliary re...
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JP5012407B2 |
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JP5013267B2 |
A radar antenna arrangement, in particular for motor vehicles, is presented, having of a longitudinal waveguide, into which electromagnetic waves are coupled in such a manner that they expand in the longitudinal direction (X) of the wave...
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JP2012160828A |
To suppress radio wave diffusion caused by an intercostal, relating to a dual grid reflector which is loaded on a satellite.An antenna reflector includes a front side reflecting mirror, a rear side reflecting mirror which has an off-set ...
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JP2012160827A |
To provide a membrane reflector to be loaded on an artificial satellite in which deterioration of mirror surface accuracy due to hardening and contraction is reduced when the membrane reflector 3 and a coupling member 2 in a closed shape...
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JP5006820B2 |
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JP5004850B2 |
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JP5004884B2 |
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JP5003341B2 |
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JP4999928B2 |
Provided are a tag antenna for wireless identification and a wireless identification system including the tag antenna. The tag antenna includes: a substrate formed of a first dielectric; a conductive ground layer formed underneath the su...
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