JP2002344237A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2002344237A5 JP2002344237A5 JP2001142096A JP2001142096A JP2002344237A5 JP 2002344237 A5 JP2002344237 A5 JP 2002344237A5 JP 2001142096 A JP2001142096 A JP 2001142096A JP 2001142096 A JP2001142096 A JP 2001142096A JP 2002344237 A5 JP2002344237 A5 JP 2002344237A5
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001142096A JP4515660B2 (en) | 2001-05-11 | 2001-05-11 | Directional antenna |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001142096A JP4515660B2 (en) | 2001-05-11 | 2001-05-11 | Directional antenna |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2002344237A JP2002344237A (en) | 2002-11-29 |
JP2002344237A5 true JP2002344237A5 (en) | 2008-06-26 |
JP4515660B2 JP4515660B2 (en) | 2010-08-04 |
Family
ID=18988455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001142096A Expired - Lifetime JP4515660B2 (en) | 2001-05-11 | 2001-05-11 | Directional antenna |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4515660B2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6956534B2 (en) * | 2000-12-27 | 2005-10-18 | Cocomo Mb Communications, Inc. | Method and apparatus for improving antenna efficiency |
US7180469B2 (en) * | 2005-06-29 | 2007-02-20 | Cushcraft Corporation | System and method for providing antenna radiation pattern control |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6128403Y2 (en) * | 1980-09-24 | 1986-08-23 | ||
JP2606139Y2 (en) * | 1993-09-09 | 2000-09-25 | 日本電信電話株式会社 | Dual frequency antenna device |
JPH08139521A (en) * | 1994-11-07 | 1996-05-31 | Daiichi Denpa Kogyo Kk | Diversity antenna system |
JP2645700B2 (en) * | 1994-12-27 | 1997-08-25 | 電気興業株式会社 | Dual frequency corner antenna device |
JPH08307142A (en) * | 1995-04-27 | 1996-11-22 | Nippon Telegr & Teleph Corp <Ntt> | Dual directivity antenna and method for extending frequency band width of the antenna |
JPH11274849A (en) * | 1998-03-18 | 1999-10-08 | Dx Antenna Co Ltd | Vertical multistage antenna |
-
2001
- 2001-05-11 JP JP2001142096A patent/JP4515660B2/en not_active Expired - Lifetime