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Patent Searching and Data


Title:
PLANAR ANTENNA
Document Type and Number:
WIPO Patent Application WO/2015/129422
Kind Code:
A1
Abstract:
The purpose of the present invention is to improve orientation characteristics of planar antennas for millimeter waveband use and to increase bandwidth. [Solution] A power supply line (13) having a main power supply line (21), two auxiliary power supply lines (22), and a distributor (S2) that branches the main power supply line (21) into the two auxiliary power supply lines (22). The distributor (S2) comprises: two outer edges (30L, 30R) comprising a curve connecting both side edges (21L, 21R) of the main power supply line (21) to first edges (221) of the auxiliary power supply lines (22); and an inner edge (31) connecting second edges (222) of the auxiliary power supply lines (22) to each other. The inner edge (31) comprises two inner curves (31L, 31R) that are each curved outwards towards the other and has a pointed shape recessed towards the main power supply line (21) side.

Inventors:
OKUNAGA Takeshi (11-48, Nonaka-minami 2-chome, Yodogawa-ku, Osaka-sh, Osaka 22, 〒5320022, JP)
NAKATSU Akira (11-48, Nonaka-minami 2-chome, Yodogawa-ku, Osaka-sh, Osaka 22, 〒5320022, JP)
Application Number:
JP2015/053154
Publication Date:
September 03, 2015
Filing Date:
February 04, 2015
Export Citation:
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Assignee:
NIPPON PILLAR PACKING CO., LTD. (11-48, Nonaka-minami 2-chome Yodogawa-ku, Osaka-sh, Osaka 22, 〒5320022, JP)
International Classes:
H01Q21/06; H01P5/12; H01Q1/46
Foreign References:
JPH11112210A1999-04-23
JP2007134897A2007-05-31
Attorney, Agent or Firm:
OHTSUKI Satoshi (Twin21 MID Tower 25F, 2-1-61 Shiromi, Chuo-k, Osaka-shi Osaka 25, 〒5406125, JP)
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