Title:
FREQUENCY SELECTIVE SHIELD STRUCTURE AND ELECTRONIC EQUIPMENT INCLUDING THE SAME
Document Type and Number:
Japanese Patent JP2004297763
Kind Code:
A
Abstract:
To provide a shield structure which allows radio waves to pass through over a specific frequency band and exhibits high shielding characteristics in other bands.
An aperture with a specific form and a peripheral length is formed on a conductor, and a filter with a specific form and a size is connected with the aperture.
Inventors:
YOKOTA HITOSHI
Application Number:
JP2003398390A
Publication Date:
October 21, 2004
Filing Date:
November 28, 2003
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G06F1/16; H01Q13/10; H01Q15/22; H01Q17/00; H05K9/00; (IPC1-7): H01Q15/22; G06F1/16; H01Q13/10; H01Q17/00; H05K9/00
Attorney, Agent or Firm:
Yasuo Sakuta
Manabu Inoue
Manabu Inoue