Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 601 - 650 out of 2,723

Document Document Title
JP2024022427A
The present invention provides a noise canceller device that effectively removes noise components of electromagnetic waves with a simple configuration. [Solution] A noise canceller device 1 includes an antenna 2 that receives electromagn...  
JP2024021424A
An object of the present invention is to obtain an electromagnetic wave absorption sheet of electromagnetic wave interference type having high transparency, flexibility, and high electromagnetic wave absorption characteristics. [Solution...  
JP7429530B2
To provide a radio wave absorption coating composition that makes it possible to easily obtain a radio wave absorption film having excellent radio wave absorption performance, and having excellent coating workability.A radio wave absorpt...  
JP2024505356A
Disclosed is about 50 wt.% to about 99 wt.% thermoplastic resin comprising polyester; and about 0.1 wt.% to about 15 wt.% carbon fiber filler; a carbon fiber filler, wherein the fibers have a bulk density of at least 500 g/l and a volume...  
JP7428619B2
To provide a reflector for a vehicle capable of improving the measurement accuracy of radio wave detection means.A reflector for a vehicle includes: a reflector 4 that is provided in a motorcycle 100 and reflects a radio wave; and an att...  
JP7427348B2
[Problem] To provide a technology by which an electronic apparatus case can be made lighter while ensuring electromagnetic compatibility and heat dissipation properties thereof. [Solution] This electronic apparatus case is provided with ...  
JP2024007140A
The present invention provides a structure that can reduce RCS with a simple configuration without imposing restrictions on the shape of the structure and without increasing cost. [Solution] The structure is a structure for reducing RCS,...  
JP7414116B1
[Problem] The purpose of the present invention is to easily and inexpensively obtain an electromagnetic wave attenuating film that has light transmission and transparency and has little shift in absorption peak frequency and changes in f...  
JP2024003715A
An object of the present invention is to provide a radio wave absorbing sheet that has an increased possibility of being visually recognized and whose appearance can be adjusted. [Solution] A radio wave absorbing sheet 10 includes a base...  
JP2023183509A
[Problem] The present invention focuses on the imaginary part of the complex permittivity of a dielectric layer used in a reflective electromagnetic wave absorber, and makes it possible to maintain excellent return loss even if the sheet...  
JP2023183161A
The present invention provides an electromagnetic wave shield that is advantageous from the viewpoint of realizing shielding of obliquely incident electromagnetic waves with a simple configuration. An electromagnetic shield (1a) has a fi...  
JP7405222B1
[Problem] The purpose of the present invention is to easily and inexpensively obtain an electromagnetic wave attenuating film that has light transmittance and image shielding properties and has little shift in absorption peak frequency a...  
JP2023182308A
An object of the present invention is to provide an electromagnetic wave absorber having good resistance to reflection attenuation characteristics even when a load is applied in the cross-sectional direction. [Solution] The electromagnet...  
JP2023182236A
An object of the present invention is to provide a technique for effectively preventing the spread of fire when an electromagnetic wave absorber ignites by improving the fire resistance of the electromagnetic wave absorber. The electroma...  
JP2023181832A
[Problem] An electromagnetic wave suppression sheet, a laminated electromagnetic wave suppression sheet, and a laminated electromagnetic wave suppression sheet that can reduce surface reflection of electromagnetic waves by incorporating ...  
JP7400054B1
[Problem] In order to realize a more reliable millimeter-wave radar device that can be mounted on millimeter-wave radars for automobiles, etc., a return loss of -10 dB is achieved in the 77 GHz band and 79 GHz band, that is, the frequenc...  
JP7398672B2
To provide an optical electric field sensor head capable of measuring the propagation directions of electromagnetic waves while separating the propagation directions.A reflection type Mach-Zehnder optical modulator is provided which comp...  
JP2023177351A
A radar having a scattering-optimized absorber is provided. A radar sensor comprising at least one antenna 1 having a FOV2, at least one RF absorber 9, and a radome 3 covering the at least one antenna 1 and the at least one RF absorber 9...  
JP2023167269A
To provide an electromagnetic wave absorber that has sufficient return loss and a wide bandwidth of absorbable electromagnetic waves, a manufacturing method thereof, and a stable communication space.An electromagnetic wave absorber accor...  
JP7381158B2
The present invention provides a shielding material that has superior heat resistance, superior flexibility, and superior shielding against terahertz radiation. The present invention relates to a terahertz radiation shielding material th...  
JP2023165322A
To provide a high-frequency magnetic material having high electromagnetic wave absorption properties, a resin composite magnetic body and an electromagnetic wave-absorptive film.A high-frequency magnetic material comprises nickel nanopar...  
JP2023162768A
To provide a millimeter-wave absorber that absorbs electromagnetic waves in a millimeter-wave band and a laminate including the millimeter-wave absorber that achieves high electromagnetic wave absorption capacity, dielectric breakdown st...  
JP2023546748A
The present invention relates to an absorbent structure that is a honeycomb structure (10) extending between two end faces and comprising tubular cells (12), each cell (12) defining said cell (12). the wall (14) extends between the two e...  
JP2023153452A
To provide an electromagnetic wave shield structure that has excellent electromagnetic wave shielding performance and has no restrictions on the structure to be applied.In an electromagnetic wave shield structure, a surface 2 of a substr...  
JP2023151156A
To provide an electromagnetic wave absorbing member that can be rolled up into a smaller size and can suppress unnecessary reflection of electromagnetic waves, and an aiming partition including the same.An electromagnetic wave absorbing ...  
JP2023151482A
To provide an electromagnetic wave absorption sheet that can impart crime prevention properties to patterned glass used for window glass, etc.An electromagnetic wave absorption sheet 10 includes an electromagnetic wave absorption layer 2...  
JP7360579B2
Provided is an electromagnetic wave shielding and absorbing molded article which has excellent shielding properties and absorbency for electromagnetic waves having a specific frequency. The electromagnetic wave shielding and absorbing mo...  
JP2023147489A
To provide a method for further reducing RCS of an antenna device in order to solve a problem that a method for restraining reflection of a radio wave to an irradiation source by absorbing the radio wave with a flat type radio wave absor...  
JP2023145382A
To provide a lightweight signal transceiver with improved directivity.A signal transceiver includes a case, a control circuit, an antenna, and a cover, and at least one of the case and the cover has all of the following features 1 to 4. ...  
JP2023144188A
To solve the problem in which a radio wave absorber having conventional broadband characteristics is not suitable for outdoor use under environments subjected to rainfall and snowfall, and achieve a radio wave absorber useful for an insp...  
JP2023141424A
To provide a luminaire 1 with a radio wave transmission/reception part which less radiates radio waves laterally and backward.A luminaire 1 lights up a road 20 from above, and has an illumination light source part 2, a radio wave transmi...  
JP2023141864A
To provide an electromagnetic wave absorber to take countermeasures against electromagnetic waves.A sheet-shaped electromagnetic wave absorber that contains carbonyl iron powder and hollow particles in an acrylic resin includes 70 to 80 ...  
JP2023138311A
To provide a thin electromagnetic wave absorber/reflector that can support frequencies of several GHz or less without increasing the size of a conductor pattern formed on the surface of a base material.An electromagnetic wave absorber/re...  
JP2023135139A
To provide an electromagnetic wave interference absorber which is thin and has a wide Dip band.An electromagnetic wave interference absorber 10 has a dielectric layer 2 containing conductive particles 3 and a resin 4 where the conductive...  
JP7350048B2
To provide an electromagnetic wave absorber which can be used for a radar having high solution, and which can sufficiently cope with the case of using a plurality of radars having different frequencies.There is provided an electromagneti...  
JP2023132076A
To achieve a radio wave absorber of a radio wave interference type, capable of satisfactorily absorbing radio waves in a wide frequency band.Provided is a radio wave absorber of a radio wave interference type, in which a first dielectric...  
JP2023133310A
To realize a radio wave absorption sheet that can satisfactorily absorb radio waves, has high flexibility, and is easy to handle.An electromagnetic wave absorption sheet includes a resistive film 1, a dielectric layer 2, and an electroma...  
JP2023132972A
To provide an electromagnetic wave absorption material which shields electromagnetic waves of a low frequency band, and absorbs electromagnetic waves of a high frequency band.An electromagnetic wave absorption material contains a thermop...  
JP2023129145A
To provide a radio wave absorption sheet that has all of excellent radio wave absorption performance in the millimeter wave band, thinness, high surface resistance, excellent heat resistance, moisture resistance, flame retardance, and en...  
JP2023124129A
To provide an electromagnetic wave absorber and a sensing system capable of sensing properly without having to introduce a program that requires complicated programming.An interference type electromagnetic wave absorber 100 includes a re...  
JP2023124127A
To provide an electromagnetic wave absorber and a sensing system capable of sensing properly without having to introduce a program that requires complicated programming in the sensing system.An interference type electromagnetic wave abso...  
JP2023122519A
To providing an electromagnetic interference absorber with a widen DIP band.An electromagnetic interference absorber includes an electromagnetic wave reflecting layer, a 1/4λ type first dielectric layer having a relative dielectric cons...  
JP2023120196A
To provide a package with an RFID tag configured to be safely microwaved.A package of a microwavable food item comprises: an RFID chip; an antenna electrically coupled to the RFID chip, where the antenna comprises a conductor sheet forme...  
JP7323708B2
A manufacturing method according to the present disclosure is for manufacturing a dielectric layer included in a reflective electromagnetic wave absorber, the method including the steps of: preparing a resin composition containing at lea...  
JP7323692B1
[PROBLEMS] To connect a ground because not only has high conduction noise absorption ability and radiation noise absorption ability in a wide frequency range from less than 1 GHz to several GHz but also there is substantially no frequenc...  
JP7321484B2
To provide a radio wave absorption structure which has highly efficient radio wave absorption characteristics for a plurality of frequencies and can be manufactured relatively easily and thinly.A radio wave absorption structure includes ...  
JP2023532721A
The present invention is a composite material for shielding electromagnetic radiation in the GHz range, comprising a matrix material and metal fibers, the metal fibers being copper, silver, gold, nickel, palladium, platinum, cobalt, iron...  
JP2023531908A
The present invention is a radar absorbing structure comprising a fiber (2), a binding agent (3) located on said fiber (2) and enabling the fiber (2) to bind to other fibers (2). Regarding (1).  
JP7311685B2
Provided is an electromagnetic-wave absorbing sheet that can favorably absorb electromagnetic waves while having elasticity and being handled easily. The electromagnetic-wave absorbing sheet having flexibility includes an electric resist...  
JP7310996B1
[Problem] To provide a thermoplastic resin composition for an electromagnetic wave absorber having excellent dispersibility, and a molded article exhibiting excellent electromagnetic wave absorption performance with low reflection loss a...  

Matches 601 - 650 out of 2,723