CN1099721C - 高于200MHz频率的天线 - Google Patents
高于200MHz频率的天线 Download PDFInfo
- Publication number
- CN1099721C CN1099721C CN97193099.6A CN97193099A CN1099721C CN 1099721 C CN1099721 C CN 1099721C CN 97193099 A CN97193099 A CN 97193099A CN 1099721 C CN1099721 C CN 1099721C
- Authority
- CN
- China
- Prior art keywords
- antenna
- wireless communication
- communication unit
- unit according
- antenna element
- 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
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)
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
- Burglar Alarm Systems (AREA)
Abstract
Description
Claims (31)
Applications Claiming Priority (4)
| 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1214151A CN1214151A (zh) | 1999-04-14 |
| CN1099721C true CN1099721C (zh) | 2003-01-22 |
Family
ID=26308506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97193099.6A Expired - Lifetime CN1099721C (zh) | 1996-01-23 | 1997-01-10 | 高于200MHz频率的天线 |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0876688B1 (zh) |
| JP (1) | JP4467642B2 (zh) |
| CN (1) | CN1099721C (zh) |
| AT (1) | ATE242550T1 (zh) |
| AU (1) | AU720873B2 (zh) |
| CA (1) | CA2245882C (zh) |
| DE (1) | DE69722590T2 (zh) |
| WO (1) | WO1997027642A1 (zh) |
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 AT AT97900334T patent/ATE242550T1/de not_active IP Right Cessation
- 1997-01-10 EP EP97900334A patent/EP0876688B1/en not_active Expired - Lifetime
- 1997-01-10 CN CN97193099.6A patent/CN1099721C/zh not_active Expired - Lifetime
- 1997-01-10 JP JP52662997A patent/JP4467642B2/ja not_active Expired - Lifetime
- 1997-01-10 DE DE69722590T patent/DE69722590T2/de not_active Expired - Lifetime
- 1997-01-10 CA CA002245882A patent/CA2245882C/en not_active Expired - Fee Related
- 1997-01-10 WO PCT/GB1997/000085 patent/WO1997027642A1/en not_active Ceased
- 1997-01-10 AU AU13919/97A patent/AU720873B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| DE69722590D1 (de) | 2003-07-10 |
| AU1391997A (en) | 1997-08-20 |
| AU720873B2 (en) | 2000-06-15 |
| EP0876688B1 (en) | 2003-06-04 |
| JP2000506690A (ja) | 2000-05-30 |
| DE69722590T2 (de) | 2004-05-06 |
| CA2245882A1 (en) | 1997-07-31 |
| ATE242550T1 (de) | 2003-06-15 |
| EP0876688A1 (en) | 1998-11-11 |
| CN1214151A (zh) | 1999-04-14 |
| CA2245882C (en) | 2004-11-09 |
| JP4467642B2 (ja) | 2010-05-26 |
| WO1997027642A1 (en) | 1997-07-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: THELENTEL CO., LTD. Free format text: FORMER OWNER: SYMMETRICOM, INC. Effective date: 20010929 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20010929 Address after: British Liz Applicant after: Symmetricom, Inc. Address before: American California Applicant before: Symmetricom, Inc. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HARRIS CORPORATION Free format text: FORMER OWNER: SYMMETRICOM, INC. Effective date: 20150105 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150105 Address after: American New York Patentee after: Harris Corporation Address before: British Liz Patentee before: Symmetricom, Inc. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20030122 |
|
| EXPY | Termination of patent right or utility model |