FR2701169B1 - Réflecteur d'antenne à diffraction pour plusieurs faisceaux de télécommunications. - Google Patents
Réflecteur d'antenne à diffraction pour plusieurs faisceaux de télécommunications.Info
- Publication number
- FR2701169B1 FR2701169B1 FR9301194A FR9301194A FR2701169B1 FR 2701169 B1 FR2701169 B1 FR 2701169B1 FR 9301194 A FR9301194 A FR 9301194A FR 9301194 A FR9301194 A FR 9301194A FR 2701169 B1 FR2701169 B1 FR 2701169B1
- Authority
- FR
- France
- Prior art keywords
- antenna reflector
- several telecommunications
- beams
- diffraction
- diffraction antenna
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
- H01Q19/17—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave the primary radiating source comprising two or more radiating elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/06—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens
- H01Q19/062—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens for focusing
- H01Q19/065—Zone plate type antennas
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9301194A FR2701169B1 (fr) | 1993-02-02 | 1993-02-02 | Réflecteur d'antenne à diffraction pour plusieurs faisceaux de télécommunications. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9301194A FR2701169B1 (fr) | 1993-02-02 | 1993-02-02 | Réflecteur d'antenne à diffraction pour plusieurs faisceaux de télécommunications. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2701169A1 FR2701169A1 (fr) | 1994-08-05 |
FR2701169B1 true FR2701169B1 (fr) | 1995-04-14 |
Family
ID=9443695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9301194A Expired - Fee Related FR2701169B1 (fr) | 1993-02-02 | 1993-02-02 | Réflecteur d'antenne à diffraction pour plusieurs faisceaux de télécommunications. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2701169B1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2724059B1 (fr) | 1994-08-31 | 1997-01-03 | Telediffusion Fse | Reflecteur d'antenne pour plusieurs faisceaux de telecommunications |
FR2793073B1 (fr) | 1999-04-30 | 2003-04-11 | France Telecom | Antenne a reflecteur continu pour reception multiple de faisceaux de satellite |
US7737903B1 (en) | 2005-06-27 | 2010-06-15 | Lockheed Martin Corporation | Stepped-reflector antenna for satellite communication payloads |
WO2012155472A1 (fr) * | 2011-05-18 | 2012-11-22 | 深圳光启高等理工研究院 | Antenne de haute émission |
US9766345B2 (en) * | 2013-10-04 | 2017-09-19 | Qualcomm Incorporated | Low cost cableless ground station antenna for medium earth orbit satellite communication systems |
CN107431273A (zh) | 2015-04-03 | 2017-12-01 | 高通股份有限公司 | 用于中地球轨道卫星通信系统的低成本无缆地面站天线 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8200557U1 (de) * | 1982-01-13 | 1983-09-01 | Preh, Elektrofeinmechanische Werke, Jakob Preh, Nachf. Gmbh & Co, 8740 Bad Neustadt | Antenne fuer satellitenempfang |
US5140337A (en) * | 1989-06-23 | 1992-08-18 | Northeastern University | High aperture efficiency, wide angle scanning reflector antenna |
FR2685131B1 (fr) * | 1991-12-11 | 1994-05-27 | Telediffusion Fse | Antenne de reception a reflecteur fixe pour plusieurs faisceaux de satellite. |
FR2688944B1 (fr) * | 1992-03-17 | 1994-06-10 | Thomson Lgt | Antenne de reception a pointage unique pour plusieurs satellites de positions orbitales differentes. |
-
1993
- 1993-02-02 FR FR9301194A patent/FR2701169B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2701169A1 (fr) | 1994-08-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |