FR2881886A1 - Antenne multifaisceau de reception - Google Patents
Antenne multifaisceau de reception Download PDFInfo
- Publication number
- FR2881886A1 FR2881886A1 FR8900793A FR8900793A FR2881886A1 FR 2881886 A1 FR2881886 A1 FR 2881886A1 FR 8900793 A FR8900793 A FR 8900793A FR 8900793 A FR8900793 A FR 8900793A FR 2881886 A1 FR2881886 A1 FR 2881886A1
- Authority
- FR
- France
- Prior art keywords
- frequency
- radiating
- microwave
- reception
- elements
- 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.)
- Withdrawn
Links
- 239000013307 optical fiber Substances 0.000 claims abstract description 11
- 230000005693 optoelectronics Effects 0.000 claims description 26
- 230000003287 optical effect Effects 0.000 claims description 25
- 238000004458 analytical method Methods 0.000 claims description 17
- 239000000758 substrate Substances 0.000 claims description 10
- 230000017105 transposition Effects 0.000 claims description 10
- 101100320965 Bacillus subtilis (strain 168) yorT gene Proteins 0.000 claims 1
- 230000011664 signaling Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 239000011159 matrix material Substances 0.000 abstract description 6
- 230000005284 excitation Effects 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000004020 conductor Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 241000446313 Lamella Species 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000002325 somatostatin-secreting cell Anatomy 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000014616 translation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
- H01Q3/2647—Retrodirective arrays
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8900793A FR2881886A1 (fr) | 1989-01-24 | 1989-01-24 | Antenne multifaisceau de reception |
| IT067015A IT9067015A1 (it) | 1989-01-24 | 1990-01-11 | Antenna multifascio di ricezione. |
| DE4001884A DE4001884A1 (de) | 1989-01-24 | 1990-01-23 | Antenne mit Mehrfach-Empfangsstrahl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8900793A FR2881886A1 (fr) | 1989-01-24 | 1989-01-24 | Antenne multifaisceau de reception |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2881886A1 true FR2881886A1 (fr) | 2006-08-11 |
Family
ID=36694600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8900793A Withdrawn FR2881886A1 (fr) | 1989-01-24 | 1989-01-24 | Antenne multifaisceau de reception |
Country Status (3)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525114A (zh) * | 2020-12-07 | 2021-03-19 | 横店集团东磁股份有限公司 | 一种片材的检测机构、检测装置及检测方法 |
-
1989
- 1989-01-24 FR FR8900793A patent/FR2881886A1/fr not_active Withdrawn
-
1990
- 1990-01-11 IT IT067015A patent/IT9067015A1/it unknown
- 1990-01-23 DE DE4001884A patent/DE4001884A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525114A (zh) * | 2020-12-07 | 2021-03-19 | 横店集团东磁股份有限公司 | 一种片材的检测机构、检测装置及检测方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| IT9067015A1 (it) | 1991-07-11 |
| DE4001884A1 (de) | 2009-02-26 |
| IT9067015A0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3665744B1 (fr) | Dispositif de réception optique d'un signal provenant d'un réseau antennaire à commande de phase et système antennaire associé | |
| TW201843070A (zh) | 模組式三維光學感測系統(三) | |
| Soref | Fiber grating prism for true time delay beamsteering | |
| EP0287444B1 (fr) | Dispositif de commande optique d'une antenne à balayage | |
| WO2001015269A1 (en) | Phased array antenna beamformer | |
| WO2022112679A1 (fr) | Puce photonique et composant photonique integrant une telle puce | |
| EP0462864A1 (fr) | Dispositif d'alimentation des éléments rayonnants d'une antenne réseau, et son application à une antenne d'un système d'aide à l'atterrissage du type MLS | |
| US6114994A (en) | Photonic time-delay beamsteering system using fiber bragg prism | |
| FR2548467A1 (fr) | Radar a antenne reseau commandee en phase a reglage optique | |
| EP0288988B1 (fr) | Système d'antenne adaptatif pour ondes radioélectriques, notamment d'hyperfréquences | |
| EP2260540B1 (fr) | Dispositif optique pour appliquer un retard vrai a un signal radioelectrique et application a la formation de faisceaux en emission et en reception avec une antenne active | |
| EP0964476B1 (fr) | Dispositif de commande optique pour l'émission et la réception d'un radar large bande | |
| JP2002051010A (ja) | 光検出器アレイおよび時間補償を備えた乱流媒体における光電子通信システム | |
| FR2881886A1 (fr) | Antenne multifaisceau de reception | |
| EP1096603B1 (fr) | Dispositif de commande pour la formation de plusieurs faisceaux simultanes de réception radar à antenne à balayage électronique | |
| EP3707529B1 (fr) | Dispositif de stimulation radioélectrique par panneau rayonnant autoréférence | |
| FR2705169A1 (fr) | Antenne réseau bidimensionnel, à modules émetteurs-récepteurs répartis sur la surface de l'antenne, et à balayage électronique. | |
| EP0613019B1 (fr) | Antenne d'écartométrie pour radar monopulse | |
| Offermans et al. | Towards THz beam steering with integrated phased photomixer arrays | |
| EP0130859B1 (fr) | Dispositif de déflexion d'un faisceau infra-rouge à commande électronique | |
| EP0708491B1 (fr) | Système de commande optique d'antenne à balayage électronique | |
| FR3093601A1 (fr) | Dispositif de détection cohérente simplifiée sans perte optique | |
| EP3707528B1 (fr) | Dispositif de stimulation radioelectrique par panneau rayonnant | |
| CN117452376A (zh) | 光芯片、fmcw激光雷达及可移动设备 | |
| Spitz et al. | Microwave beam forming by optical delay switching |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |
Effective date: 20060630 |