GB2505631B - Switchable device for effecting a change in polarization of a linearly polarized microwave - Google Patents

Switchable device for effecting a change in polarization of a linearly polarized microwave

Info

Publication number: GB2505631B
Authority: GB; United Kingdom
Prior art keywords: effecting; polarization; change; linearly polarized; switchable device
Prior art date: 1987-07-21
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

Application number

GB8817183A

Other versions

GB2505631A (en

GB8817183D0 (en

Inventor

Thierry Arreteau

Claude Chekroun

Georges Guillaumot

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Thomson CSF Radant

Original Assignee

Thomson CSF Radant

Priority date (The priority date 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 date listed.)

1987-07-21

Filing date

1988-07-19

Publication date

2014-11-26

1988-07-19 Application filed by Thomson CSF Radant filed Critical Thomson CSF Radant

2008-07-19 Anticipated expiration legal-status Critical

2011-02-02 Publication of GB8817183D0 publication Critical patent/GB8817183D0/en

2014-03-12 Publication of GB2505631A publication Critical patent/GB2505631A/en

2014-11-26 Application granted granted Critical

2014-11-26 Publication of GB2505631B publication Critical patent/GB2505631B/en

Status Expired - Lifetime legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
- H01Q15/0013—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices working as frequency-selective reflecting surfaces, e.g. FSS, dichroic plates, surfaces being partly transmissive and reflective
- H01Q15/0026—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices working as frequency-selective reflecting surfaces, e.g. FSS, dichroic plates, surfaces being partly transmissive and reflective said selective devices having a stacked geometry or having multiple layers
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
- H01Q15/0013—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices working as frequency-selective reflecting surfaces, e.g. FSS, dichroic plates, surfaces being partly transmissive and reflective
- H01Q15/002—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices working as frequency-selective reflecting surfaces, e.g. FSS, dichroic plates, surfaces being partly transmissive and reflective said selective devices being reconfigurable or tunable, e.g. using switches or diodes
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
- H01Q15/12—Refracting or diffracting devices, e.g. lens, prism functioning also as polarisation filter
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
- H01Q15/22—Reflecting surfaces; Equivalent structures functioning also as polarisation filter
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/24—Polarising devices; Polarisation filters
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/24—Polarising devices; Polarisation filters
- H01Q15/242—Polarisation converters
- H01Q15/246—Polarisation converters rotating the plane of polarisation of a linear polarised wave

Landscapes

Variable-Direction Aerials And Aerial Arrays (AREA)
Physics & Mathematics (AREA)
Electromagnetism (AREA)

GB8817183A 1987-07-21 1988-07-19 Switchable device for effecting a change in polarization of a linearly polarized microwave Expired - Lifetime GB2505631B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8710284		1987-07-21

Publications (3)

Publication Number	Publication Date
GB8817183D0 GB8817183D0 (en)	2011-02-02
GB2505631A GB2505631A (en)	2014-03-12
GB2505631B true GB2505631B (en)	2014-11-26

Family

ID=43049021

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8817183A Expired - Lifetime GB2505631B (en)	1987-07-21	1988-07-19	Switchable device for effecting a change in polarization of a linearly polarized microwave

Country Status (2)

Country	Link
DE (1)	DE3824667A1 (en)
GB (1)	GB2505631B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN111710986B (en) *	2020-07-23	2021-07-27	西安电子科技大学	Broadband Reconfigurable Transmission Array Antenna Based on Polarized Rotating Surface

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2063967B1 (en) *	1969-10-15	1973-10-19	Bony Gilbert
FR2382109A1 (en) *	1977-02-25	1978-09-22	Thomson Csf	HYPERFREQUENCY POLARIZATION TRANSFORMER
FR2512280B1 (en) *	1981-08-28	1985-10-31	Radant Etudes	MICROWAVE SPACE SWITCHING PANEL AND METHOD FOR IMPLEMENTING SUCH A PANEL
FR2514203B1 (en) *	1981-10-05	1986-04-25	Radant Etudes	MICROWAVE ADAPTIVE SPATIAL FILTER FOR ANY POLARIZED ANTENNA AND METHOD OF IMPLEMENTING SAME

1988
- 1988-07-19 GB GB8817183A patent/GB2505631B/en not_active Expired - Lifetime
- 1988-07-20 DE DE19883824667 patent/DE3824667A1/en not_active Withdrawn

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
none *

Also Published As

Publication number	Publication date
DE3824667A1 (en)	2010-12-09
GB2505631A (en)	2014-03-12
GB8817183D0 (en)	2011-02-02

Publication	Publication Date	Title
EP0428299A3 (en)	1991-09-25	Slot antenna having controllable polarization
EP0275187A3 (en)	1989-10-18	Tuning device for rimless drums
EP0320825A3 (en)	1989-08-23	Yig tuned oscillator
EP0321664A3 (en)	1990-08-01	A polarized electromagnet
EP0248272A3 (en)	1989-09-20	Polarized electromagnet device
GB2214717B (en)	1991-10-30	"ultra-broadband linearly polarized biconical antenna"
EP0280389A3 (en)	1989-11-29	Tranking yig tuned filter-mixer tranking yig tuned filter-mixer
GB8708094D0 (en)	1987-05-13	Manifold tuning
DE3466736D1 (en)	1987-11-12	High-frequency device in a nuclear-spin resonance apparatus
GB8821191D0 (en)	1988-10-12	Manifold tuning
GB8707931D0 (en)	1987-05-07	Crystal resonator
ZA902748B (en)	1990-12-28	Polarization immunoassay for cannobinoids
EP0361392A3 (en)	1990-08-29	Polarized electromagnetic relay
GB8707870D0 (en)	1987-05-07	Tuning machines
GB2505631B (en)	2014-11-26	Switchable device for effecting a change in polarization of a linearly polarized microwave
EP0347125A3 (en)	1990-12-05	Parallel plate dielectric analyzer
GB2198006B (en)	1991-04-17	Thin film ferromagnetic resonance tuned filters
EP0310414A3 (en)	1990-04-25	Lens/polarizer/radome
GB2222724B (en)	1992-04-08	Ferromagnetic resonators
EP0322969A3 (en)	1989-11-23	Crystal oscillator circuit
EP0285397A3 (en)	1988-11-23	Cube corner polarizer
EP0279490A3 (en)	1990-01-31	Rare earth-aluminium-garnet single crystal
GB2217914B (en)	1992-02-19	Switching device for electronic watch
GB2194685B (en)	1990-09-12	Ferromagnetic resonance devices
GB8723854D0 (en)	1987-11-11	Crystal oscillator

Legal Events

Date	Code	Title	Description
2015-01-14	PE20	Patent expired after termination of 20 years	Expiry date: 20080718