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Title:
INTERFERENCE WAVE SHIELDING STRUCTURE FOR RADIO WAVE RECEIVING ANTENNA
Document Type and Number:
Japanese Patent JP2005086528
Kind Code:
A
Abstract:

To obtain an interference wave shielding structure for a radio wave receiving antenna for preventing an interference between a reception desired radio wave and an undesired electromagnetic interference wave by preventing the undesired electromagnetic interference wave from being incident to a radio wave receiving antenna, for example, such as a ground antenna for the radio wave reception of satellite communication.

This interference wave shielding structure 1 is provided with a rectangular hollow shielding structure 2 for enclosing the ground antenna 70 for satellite communication radio wave reception with the top end side left open to receive a satellite communication radio wave and preventing a direct wave of a ground wave from being incident to the antenna 70, and a radio wave absorber 3 attached to the inner surface of the rectangular hollow shielding structure 2 to absorb a diffracted wave of the ground wave.


Inventors:
ANDO KIYOTAKE
NAITO TATSUHIKO
HOSOI KOICHI
MANABE CHITAYOSHI
MIYAMOTO TAKASHI
KAJIMA YOSHIO
IMAOKA SUSUMU
Application Number:
JP2003317103A
Publication Date:
March 31, 2005
Filing Date:
September 09, 2003
Export Citation:
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Assignee:
JSAT CORP
KOBE STEEL LTD
International Classes:
H05K9/00; H01Q17/00; (IPC1-7): H01Q17/00; H05K9/00
Attorney, Agent or Firm:
Yoshiyuki Kaji
Makoto Suhara