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Patent Searching and Data


Title:
DRIFTING BUOY
Document Type and Number:
Japanese Patent JP2012071653
Kind Code:
A
Abstract:

To provide a drifting buoy of a simple structure, which communicates with an artificial satellite or the like without trouble even when upper and lower surfaces are inverted, and is less likely to damage an antenna.

The drifting buoy 1 includes: a seal casing 2 having two opposing outer walls 7, 8 and a peripheral wall 9 for connecting the outer periphery of the outer walls; radio communication equipment 5 sealed inside the seal casing; and an antenna 4 which is arranged in the intermediate section of the two outer walls substantially in parallel with the outer walls. The distance between the antenna and the outer surface of each outer wall is constituted to be substantially 1/4 of the wavelength λ with respect to the operating frequency of the radio communication equipment.


Inventors:
Watanabe, Tomoyuki
Application Number:
JP2010000217106
Publication Date:
April 12, 2012
Filing Date:
September 28, 2010
Export Citation:
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Assignee:
JVC KENWOOD CORP
International Classes:
B63B22/00
Attorney, Agent or Firm:
鈴木 均