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FR2686457B1 - Antenne a balayage electronique. - Google Patents

Antenne a balayage electronique.

Info

Publication number
FR2686457B1
FR2686457B1 FR9200474A FR9200474A FR2686457B1 FR 2686457 B1 FR2686457 B1 FR 2686457B1 FR 9200474 A FR9200474 A FR 9200474A FR 9200474 A FR9200474 A FR 9200474A FR 2686457 B1 FR2686457 B1 FR 2686457B1
Authority
FR
France
Prior art keywords
electronic scanning
scanning antenna
antenna
electronic
scanning
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
Application number
FR9200474A
Other languages
English (en)
Other versions
FR2686457A1 (fr
Inventor
Georges Grall
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
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR9200474A priority Critical patent/FR2686457B1/fr
Publication of FR2686457A1 publication Critical patent/FR2686457A1/fr
Application granted granted Critical
Publication of FR2686457B1 publication Critical patent/FR2686457B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H01Q19/06—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
    • 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52053—Display arrangements
    • G01S7/52057—Cathode ray tube displays
    • G01S7/5206—Two-dimensional coordinated display of distance and direction; B-scan display
    • G01S7/52063—Sector scan display
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • G10K11/345—Circuits therefor using energy switching from one active element to another

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR9200474A 1992-01-17 1992-01-17 Antenne a balayage electronique. Expired - Fee Related FR2686457B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9200474A FR2686457B1 (fr) 1992-01-17 1992-01-17 Antenne a balayage electronique.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9200474A FR2686457B1 (fr) 1992-01-17 1992-01-17 Antenne a balayage electronique.

Publications (2)

Publication Number Publication Date
FR2686457A1 FR2686457A1 (fr) 1993-07-23
FR2686457B1 true FR2686457B1 (fr) 1994-05-20

Family

ID=9425726

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9200474A Expired - Fee Related FR2686457B1 (fr) 1992-01-17 1992-01-17 Antenne a balayage electronique.

Country Status (1)

Country Link
FR (1) FR2686457B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8254208B2 (en) * 2008-12-08 2012-08-28 Teledyne Rd Instruments, Inc. Multi-state beamforming array
FR2956928B1 (fr) * 2010-02-26 2012-03-09 Thales Sa Formateur de voies analogique reconfigurable pour antenne reseau

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3487413A (en) * 1966-12-30 1969-12-30 Gen Dynamics Corp Wide angle electronic scan luneberg antenna
DE2738549A1 (de) * 1977-08-26 1979-03-01 Licentia Gmbh Mikrowellen-antenne
JPS587231A (ja) * 1981-07-07 1983-01-17 松下電器産業株式会社 超音波診断装置
US4640291A (en) * 1985-06-27 1987-02-03 North American Philips Corporation Bi-plane phased array for ultrasound medical imaging
US4945915A (en) * 1987-02-20 1990-08-07 Olympus Optical Co., Ltd. Ultrasonic diagnosis apparatus
DE4010502A1 (de) * 1990-04-02 1991-10-10 Krupp Atlas Elektronik Gmbh Wandleranordnung

Also Published As

Publication number Publication date
FR2686457A1 (fr) 1993-07-23

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Legal Events

Date Code Title Description
ST Notification of lapse