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Patent Searching and Data


Matches 501 - 550 out of 2,744

Document Document Title
JP2008042859
To provide a chip antenna which is smaller in size than before without providing any margin in consideration of cut deviation.The chip antenna has: a laminate 2 of insulated ceramics in an approximately rectangular parallelopiped shape; ...  
JP2008011126
To provide a manufacturing method of an antenna capable of inserting a plurality of antenna elements into a correct position.A first antenna element 3 is put into a groove 22 of a support member 2, and the first antenna element 3 is laid...  
JP2008009801
To reduce the production cost of an RFID inlet for performing data exchange by use of UHF.The RFID inlet 1 can obtain satisfactory communication characteristics in a wide frequency band (860-960 MHz) by forming a meandering pattern on a ...  
JP2007180660
To provide an antenna device provided with a power feed transmission line which can receive power supply with low loss, and has a simple manufacturing method.Using a single sheet metal and a predetermined die; the sheet metal of a frame ...  
JP2007181160
To provide a winding method and an antenna coil easy and inexpensive for changing an oscillation frequency by adjusting an interval between antenna coils for an IC tag.When the diameter of a conduction wire, the number of time of winding...  
JP2007180800
To simply manufacture a horizontally polarized wave/horizontal surface non-directional linear array antenna having simple structure and small antenna width.A conductive plate 5 has a plurality of recessed parts 12 formed on one long side...  
JP2007180114
To provide a frequency selective shielding type electromagnetic wave shielding material in which transparency (visible) and productivity in manufacture can be improved.In the frequency selective shielding type electromagnetic wave shield...  
JP2007168271
To provide a method of manufacturing, without energy cost, a water-resistant laminate which consists of a resin substrate film and a metal foil laminated firmly through an adhesive layer and is used as a transparent electroconductive fil...  
JP2007156632
To facilitate the matching with a radio IC chip or the response to wavelength reduction effects by changing the impedance of an antenna or the length of an antenna regardless of the type of an object to be recognized to which a radio tag...  
JP2007150515
To provide an electrophoresis antenna whose shape and area can be changed depending on a frequency band of an electromagnetic wave required for communication of a contactless data receiving transmitting body and capable of controlling a ...  
JP2007150868
To provide techniques with which an electronic tag inlet with the desired characteristic property is easily and inexpensively manufactured.A matching circuit pattern 3 to which high dimension precision is required, and antenna patterns 4...  
JP3966865
To provide a DC cut-out structure which realizes desired frequency characteristics with a simple structure. The DC cut-out structure is made by connecting two capacitors 13, 14 in parallel between the transmission line patterns 11 and 12...  
JP2007143003
To reduce thickness, to be excellent in productivity and to perform manufacture at a low cost for an antenna circuit used in a contactless IC card and a radio tag.In the antenna circuit device 1 for which an antenna circuit pattern 3 is ...  
JP2007135213
To provide methods for producing large volumes of small antenna arrays.The method includes the steps of creating an antenna array pattern as a computer file, printing the created pattern onto the surface of a transfer paper, placing the ...  
JP3960208
To easily manufacture a multilayer wiring board which integrally has a hard substrate body and a flexible substrate connected to the substrate body. The multilayer wiring board 1 is constituted in such a way that the flexible substrate 4...  
JP2007129729
To provide an antenna which makes a base part of a helical antenna electromagnetically approximate a transmission line feed on a surface of a substrate and includes a three-dimensional shape section of a flex circuit.The present inventio...  
JP2007129759
To provide a novel structure for high-level electrically conductive surface patterning and tracing, complex circuitry, and antennas.The invention teaches improved, novel methods and materials for the production of electrically conductive...  
JP2007129417
To provide a method of manufacturing a patch antenna by which the frequency band thereof can be broadened.The method includes: a step S1 for first cutting, from a metallic plate, a patch with outer circumference formed with a plurality o...  
JP3955490
To provide a waveguide which can be manufactured even by machine working whose precision is low wherein a milimeter wave and sub-milimeter wave signal is transmitted with a low loss. This waveguide structure comprises a metallic block 1a...  
JP3955028
To provide a waveguide structure the complicated shape of which can be formed, which is weight-reduced and downsized, needs no fine adjustment such as screw fastening, is effective to cost reduction, and causes no radio wave leakage. Wav...  
JP2007110216
To provide a resin plate for a vehicle window with a light weight, keeping excellent antenna performance, having an excellent outward design style, without hindering visibility of clews, capable of being arranged even to a small window p...  
JP2007104023
To uniformize the degree of adhesiveness in a dielectric line to a dielectric plate in an NRD guide device.The NRD guide device 1 comprises the dielectric lines 2A, 2B, 2C having first and second surfaces 5a, 5b that are parallel each ot...  
JP2007103881
To easily manufacture a conductive member for a non-contact type data carrier at a low cost.The punching process of punching a surface side conductive layer (3) by a prescribed pattern from the top of a surface side thermoplastic adhesiv...  
JP3943759
To eliminate dispersion on the component level, to provide high transmission performance with stable quality and to reduce the cost. A dielectric 12 of a high dielectric constant is sandwiched between two metallic plates 10A and 10B and ...  
JP2007096939
To provide a resonator and a filter capable of achieving loss reduction.A first internal electrode 10 is embedded in a dielectric substrate 50. A second internal electrode 20 is embedded in the dielectric substrate 50 so as to face the f...  
JP3939622
To provide a nonreversible circuit element which is miniaturized and excellent in performance and mass-productivity, an isolator and a manufacturing method of the nonreversible circuit element. The nonreversible circuit element is adopte...  
JP3939504
To provide a semiconductor device in which passive elements, such as an antenna element, capacitive elements, etc., can be loaded in a chip, and to provide a method of manufacturing the device. An inverted F-type antenna is formed by pro...  
JP2007088917
To provide a transmission line the transmission loss due to the conductor resistance, of which is reduced and which can sufficiently be used, even for applications, such as an input stage of a receiver and a resonator needing a sharp res...  
JP2007088388
To provide a thermoforming electromagnetic wave absorption material that is easy to form and process, and has a high electromagnetic wave absorption capability after being formed even if it is a thin layer.After having attached thermopla...  
JP2007088916
To provide a dielectric resonator whose characteristics are stable, and to provide an oscillator.The dielectric resonator comprises a ceramic flat plate dielectric body, whose planar shape is a polygonal (quadrangle or higher) flat shape...  
JP3934809
To provide a dielectric resonating member that capacitor components between a conductor for input and output and an inner conductor formed on the inner face of a recessed part can be made stable, and the formation of the inner conductor ...  
JP2007081658
To provide a thin strip line excellent in thermal resistance that can be simply manufactured in a short period of time without using a special device.The strip line is formed by adhesively fixing first/second substrates 1, 2 with each ot...  
JP3931115
To provide a dielectric resonator which is used mainly for a high-frequency radio apparatus or the like such as a portable telephone, etc., especially, a strip line type of dielectric resonator which can use high-permittivity material hi...  
JP2007067650
To provide a manufacturing method of manufacturing a non-contact data carrier member to which a very small IC chip can be mounted.blanking blades 16, 17 respectively blanking out conductive patterns 7, 8 going to be split with a small ga...  
JP3925771
To provide a structure adaptable to miniaturize high frequency switch modules having stable grounds. The invention is a switch circuit for switching over a transmitter circuit and a receiver circuit. The switch circuit has diodes and tra...  
JP2007060190
To bond a patch antenna to an adapter by preventing short circuits among a ground conductor and others, and also preventing even the generation of a void.A solder sheet 30 having a size and a shape approximately corresponding to the grou...  
JP2007060030
To decrease resistance by increasing the conductor thickness of a conductor pattern constituting a transmission line equivalently, and to suppress a transmission loss caused by the concentration of an electric field on a bend in the case...  
JP3923235
To provide an impedance adjustment method for a matching circuit that can adjust the impedance in a short time with ensured high accuracy and to provide its device. A cut-off amount to adjust the impedance of the matching circuit to an o...  
JP2007053503
To provide a high performance print flat plate antenna which is high in precision, low in cost, excellent in productivity and applicable to a shorter wavelength technology, and to provide its manufacturing method.The antenna comprising a...  
JP2007041666
To provide a highly reliable RFID tag which can be made thin, and which can be manufactured with the small assembly man-hours.A semiconductor chip 3 and a magnetic core member 4 are wrapped by an insulating sheet 2 on whose one face a wi...  
JP3911812
To settle a stub forming position by forming a temporary stub by pressing a regulating prove against it in an operation for regulating characteristics of a circuit board by adding the stub to a main line of a transmission line of a micro...  
JP3910880
To provide a feed horn for a satellite communication receiving converter capable of being simply manufactured at a low cost. A cylindrical resin member for mainly configuring the feed horn 10A comprises division members: an inner resin m...  
JP2007028139
To provide a dielectric filter that obtains a high Q being the special feature of a coaxial type, attains downsizing and a low height by a lamination structure, and includes characteristics of a low loss and a high attenuation amount.The...  
JP2007027831
To provide a method of manufacturing a heat insulating waveguide that is manufactured easily even if the sectional area is small and a length of a waveguide to be formed is long.There is a rod 40 that is made of a metal material, and has...  
JP2007013428
To provide a side couple type band pass filter for reducing any dielectric loss into zero, and for showing filter characteristics which are faithful to design specifications.This side couple type band pass filter is configured of: a grou...  
JP2007012031
To provide an antenna with a low resistance value and a semiconductor device having an antenna improved in communication distance.The antenna is formed by applying a fluid containing conductive particles on a treatment object, and harden...  
JP2006352915
To provide a method for manufacturing a waveguide slot antenna which is light in weight, can be mass-produced, and can be reduced in production cost.The method has a step (S1) of putting a synthetic resin material into a molding frame an...  
JP2006345220
To provide a route structure preventing an unnecessary leak of an electromagnetic wave.In a building 12, air from an air-conditioner 23 passes through a duct 24 to be blown out of a blow-out hole of a blow-out box 40, and a wireless LAN ...  
JP3892414
To provide a method of manufacturing a high-frequency circuit device by which a connection terminal conducting to a microstrip circuit formed on a dielectric layer can be easily formed on the backside of a substrate, even if a ceramic po...  
JP2006340141
To provide a manufacturing method of a dielectric waveguide filter with which productivity is improved without need of a complicated process such as grooving, and high-accuracy filter characteristics is provided.A conductor pattern havin...  

Matches 501 - 550 out of 2,744