发明名称 |
ANTENNA DEVICE |
摘要 |
An antenna device includes at least one antenna that transmits and receives communication signals, and a helix ground plate connected to the at least one antenna. The helix ground plate includes an overlapping part, and has a length of at least one-quarter of a wavelength of a lowest-frequency in the communication signals. |
申请公布号 |
WO2015194083(A1) |
申请公布日期 |
2015.12.23 |
申请号 |
WO2015JP02201 |
申请日期 |
2015.04.22 |
申请人 |
SONY CORPORATION |
发明人 |
HIRABAYASHI, TAKAYUKI;SHIGEI, HIROYUKI;ISHIKAWA, RIKIYA;TOGASAKI, YU;KOZAKAI, OSAMU |
分类号 |
G04R60/04;H01Q1/27;H01Q1/48;H01Q9/14;H01Q21/28 |
主分类号 |
G04R60/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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