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Patent Searching and Data


Matches 801 - 850 out of 4,230

Document Document Title
JP2008263259A
To provide a waveguide antenna capable of widening a specific band to about three times as wide as the conventional one without increasing the sectional area of a waveguide.In a metal waveguide 101 which has one end 102 short-circuited a...  
JP4173954B2  
JP2008252671A
To provide a method of manufacturing a helical antenna capable of manufacturing the helical antenna having a desired resonance frequency by an inexpensive die of a simple structure.In the manufacturing method of the helical antenna 1 int...  
JP2008246955A
To provide a manufacturing method for a helical antenna wherein the molding can be performed by a die with a simple structure, the appearance is excellent, the manufacturing cost is suppressed, and also, the manufacturing work is simplif...  
JP2008252340A
To provide a tunable filter which is capable of efficiently varying a coupling capacitance between resonators with a simple structure and is suitable for integration.In the tunable filter 10, by arranging the two or more resonators 12a a...  
JP4164807B2  
JP2008236562A
To provide a dielectric filter in which the quantity of rebounding of an attenuation amount is controlled by adjusting the low-frequency side polar position of a pass band.The vicinity of the open end side of an outer conductor film, for...  
JP4160045B2  
JP4159378B2  
JP2008228156A
To provide a superconducting disk resonator that can prevent the occurrence of a notch on a resonance curve and can maintain suitable resonance characteristics even when a substrate with an anisotropic dielectric constant or an anisotrop...  
JP4153435B2  
JP4150989B2  
JP4148069B2  
JP2008205856A
To provide a primary radiator which allows a horn and a waveguide each having an elliptic cross-section to be easily produced and the cost of the radiator to be reduced.The primary radiator 3 comprises a horn part 3a and a waveguide part...  
JP4146085B2  
JP4140403B2  
JP4133906B2  
JP2008529455A  
JP4126293B2  
JP4121860B2  
JP2008167390A
To provide a film antenna integrally assembled with a mobile communication terminal case.The film antenna 20 and a mobile communication terminal case using the same are provided. The film antenna 20 includes a carrier film 21 made of an ...  
JP4117443B2  
JP2008153925A
To provide an antenna sheet which can be utilized for a non-contact communication unit without increasing the thickness of a loading apparatus, and its manufacturing method.The antenna sheet is provided with a magnetic sheet 11 containin...  
JP2008521299A  
JP4101807B2  
JP4103025B2  
JP4102999B2  
JP4100804B2  
JP2008113305A
To suppress the occurrence of a vertically polarized wave component while suppressing the mass and manufacturing cost of an antenna.In the slot antenna 100, the distance along the footprint portion between the parallel portion of a suppo...  
JP2008113328A
To suppress the occurrence of a vertically polarized wave component while suppressing the mass and manufacturing cost of an antenna.In the slot antenna 100, the distance along the footprint portion between the parallel portion of a suppo...  
JP2008113289A
To provide a band pass filter which can be used for ultrawideband communication of GHz band and has passing characteristics of a narrow band of 1 GHz.In the band pass filter, a first signal line 2 and a second signal line 3 are connected...  
JP2008113323A
To suppress the occurrence of a vertically polarized wave component while suppressing the mass and manufacturing cost of an antenna.In the slot antenna 100, the distance along the footprint portion between the parallel portion of a suppo...  
JP2008113329A
To suppress the occurrence of a vertically polarized wave component while suppressing the mass and manufacturing cost of an antenna.In the slot antenna 100, the distance along the footprint portion between the parallel portion of a suppo...  
JP2008515304A  
JP4081671B2  
JP2008092198A
To provide a non-contact electronic tag which is excellent in mass productivity and has a structure that is improved in communication distance and enhanced in communication directivity.There is provided a structure such that a waveguide ...  
JP4076475B2  
JP2008079200A
To provide an electronic device in which an antenna is disposed efficiently in space, and to provide a manufacturing method thereof.The electronic device comprises a case, an antenna element, a circuit board electrically connected with t...  
JP2008072721A
To provide a radiator of a built-in type antenna having high electric conductivity and allowed in miniaturization.A method for manufacturing a case structure having an antenna comprises a step for forming a carrier film, a step for formi...  
JP4066931B2  
JP2008067131A
To miniaturize an antenna module.To achieve the above task, the antenna module 5 has a substrate 6 and a coil-like antenna element 7 arranged on the substrate 6, wherein a part of the antenna element 7 is exposed to the upper surface of ...  
JP4063798B2  
JP2008060999A
To provide a part mounting substrate that reduces size, thickness, and costs effectively and has a structure capable of manufacturing a non-reciprocal circuit element having stable characteristics with a high yield, and to provide the no...  
JP2008053842A
To provide a component mounting substrate that reduces size, thickness, and costs effectively and has a structure that can be manufactured with stable characteristics and a high yield, and to provide a non-reciprocal circuit element and ...  
JP2008507235A  
JP4056176B2  
JP4051824B2  
JP4051819B2  
JP2008042318A
To provide a method for manufacturing a heat insulating waveguide simply even if the cross section of a waveguide to be formed is small and the length of the waveguide is long.A metal rod 50 is provided, which has a section in the same s...  
JP2008042859A
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; ...  

Matches 801 - 850 out of 4,230