CA971642A - Linear or planar retrodirective antenna system - Google Patents

Linear or planar retrodirective antenna system

Info

Publication number
CA971642A
CA971642A CA162,650A CA162650A CA971642A CA 971642 A CA971642 A CA 971642A CA 162650 A CA162650 A CA 162650A CA 971642 A CA971642 A CA 971642A
Authority
CA
Canada
Prior art keywords
planar
linear
antenna system
retrodirective antenna
retrodirective
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
Application number
CA162,650A
Other versions
CA162650S (en
Inventor
H. Paris Coleman
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.)
US Department of Navy
Original Assignee
US Department of Navy
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 US Department of Navy filed Critical US Department of Navy
Application granted granted Critical
Publication of CA971642A publication Critical patent/CA971642A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H01Q3/44—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 electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
    • H01Q3/46—Active lenses or reflecting arrays
CA162,650A 1972-02-25 1973-02-01 Linear or planar retrodirective antenna system Expired CA971642A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22936972A 1972-02-25 1972-02-25

Publications (1)

Publication Number Publication Date
CA971642A true CA971642A (en) 1975-07-22

Family

ID=22860922

Family Applications (1)

Application Number Title Priority Date Filing Date
CA162,650A Expired CA971642A (en) 1972-02-25 1973-02-01 Linear or planar retrodirective antenna system

Country Status (2)

Country Link
US (1) US3754258A (en)
CA (1) CA971642A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4806938A (en) * 1984-11-20 1989-02-21 Raytheon Company Integrated self-adaptive array repeater and electronically steered directional transponder
FR2766995B1 (en) * 1997-07-31 1999-10-01 Alsthom Cge Alcatel ACTIVE REPEATER FOR TRANSMISSION SYSTEM
FR2773269B1 (en) * 1997-12-30 2000-03-17 Thomson Csf BROADBAND DETECTION DEVICE, ESPECIALLY RADARS
US8344943B2 (en) * 2008-07-28 2013-01-01 Physical Domains, LLC Low-profile omnidirectional retrodirective antennas

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255450A (en) * 1960-06-15 1966-06-07 Sanders Associates Inc Multiple beam antenna system employing multiple directional couplers in the leadin

Also Published As

Publication number Publication date
US3754258A (en) 1973-08-21

Similar Documents

Publication Publication Date Title
CA984505A (en) Antenna system
CA986036A (en) Warehousing system
CA989066A (en) Code reading system
CA965161A (en) Bi-static circularly symmetric retrodirective antenna
CA990439A (en) Catalysis oxirane-imide systems
CA975443A (en) Circularly symmetric retrodirective antenna
CA1005676A (en) Information receiving element
CA985779A (en) Waveguide antenna
CA971642A (en) Linear or planar retrodirective antenna system
CA997466A (en) Semi-stabilized shipborne antenna
AU5413873A (en) Antenna arrangements
CA1034205A (en) Radio system
AU485307B2 (en) Antenna system
AU476566B2 (en) Planar pressure-responsive elements
AU6315573A (en) Antenna system
CA909362A (en) Directive response transponder system
CA894435A (en) Directional antenna
CA917267A (en) Antenna
CA916262A (en) Corporate-network printed antenna system
AU658123B1 (en) Target identification systems
AU480629B2 (en) Receiving antennae
CA988621A (en) Phased-array antenna
CA892228A (en) Antenna feed systems
CA911040A (en) Code reading system
CA908304A (en) Coded object identification systems