JP4467642B2 - 200メガヘルツ以上の周波数用のアンテナ - Google Patents
200メガヘルツ以上の周波数用のアンテナ Download PDFInfo
- Publication number
- JP4467642B2 JP4467642B2 JP52662997A JP52662997A JP4467642B2 JP 4467642 B2 JP4467642 B2 JP 4467642B2 JP 52662997 A JP52662997 A JP 52662997A JP 52662997 A JP52662997 A JP 52662997A JP 4467642 B2 JP4467642 B2 JP 4467642B2
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- core
- central axis
- antenna element
- mhz
- Prior art date
- 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.)
- Expired - Lifetime
Links
- 230000005855 radiation Effects 0.000 claims abstract description 22
- 239000004020 conductor Substances 0.000 claims abstract description 21
- 238000004891 communication Methods 0.000 claims abstract description 7
- 230000000295 complement effect Effects 0.000 claims description 3
- 239000011343 solid material Substances 0.000 claims description 3
- 230000001413 cellular effect Effects 0.000 abstract description 4
- 239000000919 ceramic Substances 0.000 abstract description 4
- 239000011162 core material Substances 0.000 description 53
- 239000000463 material Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 3
- 229910052726 zirconium Inorganic materials 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- MYXYKQJHZKYWNS-UHFFFAOYSA-N barium neodymium Chemical compound [Ba][Nd] MYXYKQJHZKYWNS-UHFFFAOYSA-N 0.000 description 1
- YIMPFANPVKETMG-UHFFFAOYSA-N barium zirconium Chemical compound [Zr].[Ba] YIMPFANPVKETMG-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- ZFXVRMSLJDYJCH-UHFFFAOYSA-N calcium magnesium Chemical compound [Mg].[Ca] ZFXVRMSLJDYJCH-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
- H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
- H01Q11/08—Helical antennas
Landscapes
- Details Of Aerials (AREA)
- Support Of Aerials (AREA)
- Transceivers (AREA)
- Telephone Set Structure (AREA)
- Mobile Radio Communication Systems (AREA)
- Burglar Alarm Systems (AREA)
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9601250.5 | 1996-01-23 | ||
| GBGB9601250.5A GB9601250D0 (en) | 1996-01-23 | 1996-01-23 | An antenna |
| GB9610581.2 | 1996-05-21 | ||
| GB9610581A GB2309592B (en) | 1996-01-23 | 1996-05-21 | An Antenna |
| PCT/GB1997/000085 WO1997027642A1 (en) | 1996-01-23 | 1997-01-10 | ANTENNA FOR FREQUENCIES IN EXCESS OF 200 MHz |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000506690A JP2000506690A (ja) | 2000-05-30 |
| JP2000506690A5 JP2000506690A5 (de) | 2004-11-11 |
| JP4467642B2 true JP4467642B2 (ja) | 2010-05-26 |
Family
ID=26308506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52662997A Expired - Lifetime JP4467642B2 (ja) | 1996-01-23 | 1997-01-10 | 200メガヘルツ以上の周波数用のアンテナ |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0876688B1 (de) |
| JP (1) | JP4467642B2 (de) |
| CN (1) | CN1099721C (de) |
| AT (1) | ATE242550T1 (de) |
| AU (1) | AU720873B2 (de) |
| CA (1) | CA2245882C (de) |
| DE (1) | DE69722590T2 (de) |
| WO (1) | WO1997027642A1 (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9813002D0 (en) * | 1998-06-16 | 1998-08-12 | Symmetricom Inc | An antenna |
| GB9828768D0 (en) * | 1998-12-29 | 1999-02-17 | Symmetricom Inc | An antenna |
| GB9902765D0 (en) * | 1999-02-08 | 1999-03-31 | Symmetricom Inc | An antenna |
| DE19923524C1 (de) * | 1999-05-21 | 2001-04-19 | Siemens Ag | Verfahren zur Herstellung einer Antenne für Sende-/Empfangseinrichtungen |
| GB9912441D0 (en) * | 1999-05-27 | 1999-07-28 | Symmetricon Inc | An antenna |
| GB2420230B (en) * | 2004-11-11 | 2009-06-03 | Sarantel Ltd | A dielectrically-loaded antenna |
| GB2444749B (en) * | 2006-12-14 | 2009-11-18 | Sarantel Ltd | A radio communication system |
| KR100821981B1 (ko) * | 2007-02-02 | 2008-04-15 | 이성철 | 무지향성 안테나 |
| DE102013201685B4 (de) * | 2013-02-01 | 2019-04-04 | Siemens Healthcare Gmbh | Leiteranordnung mit dielektrischer Mantelwellensperre |
| CN115693106A (zh) * | 2022-11-10 | 2023-02-03 | 星启空间(南通)通信设备有限公司 | 一种卫星及星载天线 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4442438A (en) * | 1982-03-29 | 1984-04-10 | Motorola, Inc. | Helical antenna structure capable of resonating at two different frequencies |
| US5346300A (en) * | 1991-07-05 | 1994-09-13 | Sharp Kabushiki Kaisha | Back fire helical antenna |
| US5708445A (en) * | 1993-01-29 | 1998-01-13 | Motorola, Inc. | Antenna assembly for radio circuit and method therefor |
| GB9417450D0 (en) * | 1994-08-25 | 1994-10-19 | Symmetricom Inc | An antenna |
-
1997
- 1997-01-10 DE DE69722590T patent/DE69722590T2/de not_active Expired - Lifetime
- 1997-01-10 AT AT97900334T patent/ATE242550T1/de not_active IP Right Cessation
- 1997-01-10 EP EP97900334A patent/EP0876688B1/de not_active Expired - Lifetime
- 1997-01-10 CA CA002245882A patent/CA2245882C/en not_active Expired - Fee Related
- 1997-01-10 CN CN97193099.6A patent/CN1099721C/zh not_active Expired - Lifetime
- 1997-01-10 AU AU13919/97A patent/AU720873B2/en not_active Ceased
- 1997-01-10 WO PCT/GB1997/000085 patent/WO1997027642A1/en not_active Ceased
- 1997-01-10 JP JP52662997A patent/JP4467642B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| AU720873B2 (en) | 2000-06-15 |
| DE69722590T2 (de) | 2004-05-06 |
| CA2245882A1 (en) | 1997-07-31 |
| JP2000506690A (ja) | 2000-05-30 |
| CN1214151A (zh) | 1999-04-14 |
| CA2245882C (en) | 2004-11-09 |
| EP0876688B1 (de) | 2003-06-04 |
| DE69722590D1 (de) | 2003-07-10 |
| EP0876688A1 (de) | 1998-11-11 |
| WO1997027642A1 (en) | 1997-07-31 |
| AU1391997A (en) | 1997-08-20 |
| ATE242550T1 (de) | 2003-06-15 |
| CN1099721C (zh) | 2003-01-22 |
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