Title:
SUBSTRATE TYPE ANTENNA
Document Type and Number:
Japanese Patent JP3900100
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a substrate type antenna which has omnidirection in a plane vertical to a substrate even in a high frequency.
SOLUTION: The substrate type antenna 1 is provided with a radiation element 4 on a surface 2u of the substrate 2, provided so as to oppose a non-power supply element 8 to a rear face 2d of the substrate 2 through the radiation element 4 and the substrate 2, provided with a ground conductor 6, and provided with a power supply wire 7 along the ground conductor 6. The substrate type antenna is also provided with an omnidirectional regulation conductor 9 for regulating direction on the rear face 2d of the substrate 2.
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Inventors:
Zhang Xin
Application Number:
JP2003078685A
Publication Date:
April 04, 2007
Filing Date:
March 20, 2003
Export Citation:
Assignee:
Hitachi Cable Ltd.
International Classes:
H01Q15/16; H01Q21/10; H01Q1/38; H01Q9/04; H01Q13/08; H01Q19/10; H01Q21/08; (IPC1-7): H01Q15/16; H01Q1/38; H01Q9/04; H01Q13/08; H01Q19/10; H01Q21/08
Domestic Patent References:
| JP11031915A | ||||
| JP5028922B2 | ||||
| JP2000049528A | ||||
| JP2003032034A | ||||
| JP2002027118A | ||||
| JP11215040A |
Attorney, Agent or Firm:
Nobuo Kinutani
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