Title:
無線通信システム及び無線通信装置
Document Type and Number:
Japanese Patent JP4206939
Kind Code:
B2
Abstract:
A wireless communication system comprises a plurality of wireless communication apparatus, a plurality of sub-racks, and a rack. The wireless communication apparatus comprises a demultiplexing circuit, a cable to be connected to the demultiplexing circuit, a waveguide interface to be connected to the cable, and a waveguide to connect the waveguide interface and the antenna. A plurality of sub-racks for each housing the wireless communication apparatus to be connected to an antenna are installed in the rack. Among a plurality of the wireless communication apparatus which are different from one another, a pair of the waveguide interface and waveguide is disposed at a different position from other pair/pairs of waveguide interface and waveguide on a predetermined projectional plane. The waveguide assigned to each of the wireless communication apparatus extends along an outside of the sub-rack.
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Inventors:
Yuichi Sugiyama
Application Number:
JP2004064586A
Publication Date:
January 14, 2009
Filing Date:
March 08, 2004
Export Citation:
Assignee:
NEC
International Classes:
H01P1/00; H01P1/213; G02B6/00; H01P3/08; H01P3/12; H01Q1/00; H04B1/38; H04Q1/02; H04Q1/14; H05K7/18
Domestic Patent References:
| JP60214101A | ||||
| JP57050373B1 | ||||
| JP1021590Y2 | ||||
| JP5267910A | ||||
| JP5031301U | ||||
| JP63018200Y1 | ||||
| JP9008481A | ||||
| JP55005503A | ||||
| JP3117888U |
Attorney, Agent or Firm:
Kato Asamichi
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