Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
IMPEDANCE-MATCHING MEMBRANE AND RADIO-WAVE-ABSORBING BODY
Document Type and Number:
WIPO Patent Application WO/2021/199928
Kind Code:
A1
Abstract:
An impedance-matching membrane 10 comprises a plurality of domains 11. Each domain 11 has a plurality of openings 12 having different shapes. Each of the plurality of openings 12 is positioned periodically in a specified direction along a main surface 10f of the impedance-matching membrane 10. The size of each domain 11 in the specified direction is 50 µm or greater.

Inventors:
NAKANISHI YOSUKE (JP)
TANAKA HIROKAZU (JP)
MACHINAGA HIRONOBU (JP)
Application Number:
PCT/JP2021/008918
Publication Date:
October 07, 2021
Filing Date:
March 08, 2021
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NITTO DENKO CORP (JP)
International Classes:
H01Q17/00; B32B7/025; H05K9/00
Domestic Patent References:
WO2007046527A12007-04-26
WO2010136393A22010-12-02
WO2013096036A12013-06-27
Foreign References:
JP2008270793A2008-11-06
JP2010010612A2010-01-14
Attorney, Agent or Firm:
KAMADA Koichi et al. (JP)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: STERILIZATION MANAGEMENT SYSTEM, STERILIZATION MANAGEMENT METHOD, INFORMATION PROCESSOR AND PROGRAM

Next Patent: DIELECTRIC MEMBER, VEHICLE BUMPER, RADAR SYSTEM, RADIO WAVE REFLECTION PREVENTING MEMBER, AND RADIO ...