FR3042607B1 - PRISM OF DOVE HYPERFREQUENCE - Google Patents

PRISM OF DOVE HYPERFREQUENCE Download PDF

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Publication number
FR3042607B1
FR3042607B1 FR1502182A FR1502182A FR3042607B1 FR 3042607 B1 FR3042607 B1 FR 3042607B1 FR 1502182 A FR1502182 A FR 1502182A FR 1502182 A FR1502182 A FR 1502182A FR 3042607 B1 FR3042607 B1 FR 3042607B1
Authority
FR
France
Prior art keywords
dove
prism
hyperfrequence
angle
deflected
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.)
Active
Application number
FR1502182A
Other languages
French (fr)
Other versions
FR3042607A1 (en
Inventor
Stephane Formont
Christian Renard
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.)
Thales SA
Original Assignee
Thales SA
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.)
Filing date
Publication date
Application filed by Thales SA filed Critical Thales SA
Priority to FR1502182A priority Critical patent/FR3042607B1/en
Publication of FR3042607A1 publication Critical patent/FR3042607A1/en
Application granted granted Critical
Publication of FR3042607B1 publication Critical patent/FR3042607B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
    • G02B27/642—Optical derotators, i.e. systems for compensating for image rotation, e.g. using rotating prisms, mirrors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/06—Movable joints, e.g. rotating joints
    • H01P1/062—Movable joints, e.g. rotating joints the relative movement being a rotation
    • H01P1/066—Movable joints, e.g. rotating joints the relative movement being a rotation with an unlimited angle of rotation
    • 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
    • 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
    • H01Q15/23—Combinations of reflecting surfaces with refracting or diffracting devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3604—Rotary joints allowing relative rotational movement between opposing fibre or fibre bundle ends
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
    • 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
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/14—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying the relative position of primary active element and a refracting or diffracting device
    • 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
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device

Abstract

L'invention concerne un prisme de Dove hyperfréquence (22) comprenant : - un premier déflecteur (28) propre à défléchir un faisceau incident avec un premier angle pour obtenir un premier faisceau défléchi, - un plan réflecteur métallique (32) propre à réfléchir le premier faisceau défléchi pour obtenir un faisceau réfléchi, et - un deuxième déflecteur (30) propre à défléchir le faisceau réfléchi selon un deuxième pour obtenir un deuxième faisceau défléchi, le premier angle et le deuxième angle étant opposés.The invention relates to a Dove microwave prism (22) comprising: - a first deflector (28) adapted to deflect an incident beam with a first angle to obtain a first deflected beam, - a metal reflector plane (32) adapted to reflect the first beam deflected to obtain a reflected beam, and - a second deflector (30) adapted to deflect the reflected beam in a second to obtain a second deflected beam, the first angle and the second angle being opposite.

FR1502182A 2015-10-16 2015-10-16 PRISM OF DOVE HYPERFREQUENCE Active FR3042607B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1502182A FR3042607B1 (en) 2015-10-16 2015-10-16 PRISM OF DOVE HYPERFREQUENCE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1502182A FR3042607B1 (en) 2015-10-16 2015-10-16 PRISM OF DOVE HYPERFREQUENCE
FR1502182 2015-10-16

Publications (2)

Publication Number Publication Date
FR3042607A1 FR3042607A1 (en) 2017-04-21
FR3042607B1 true FR3042607B1 (en) 2019-04-26

Family

ID=55862815

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1502182A Active FR3042607B1 (en) 2015-10-16 2015-10-16 PRISM OF DOVE HYPERFREQUENCE

Country Status (1)

Country Link
FR (1) FR3042607B1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2005044B (en) * 1977-09-28 1982-01-20 Pilkington Perkin Elmer Ltd Optical systems
FR2561003A1 (en) * 1984-03-06 1985-09-13 Thomson Csf Image-rotating optical device
IL95301A0 (en) * 1990-08-06 1991-06-30 Electro Optics Ind Ltd Novelty prism
US6342981B1 (en) * 1999-09-21 2002-01-29 Rose Research, Llc Zero-displacement phase retarder device and method
FR2945674B1 (en) * 2009-05-15 2012-05-25 Thales Sa DEVICE FOR DEPOWERING THE BEAM OF A BEAM SCANNING ANTENNA USING THE DEVICE
CN202041704U (en) * 2011-03-28 2011-11-16 北京空间机电研究所 K eyepiece reciprocating two-way de-spinning structure for aviation optical remote sensor

Also Published As

Publication number Publication date
FR3042607A1 (en) 2017-04-21

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