BE794495A - Procede pour la reproduction optique exempte d'aberration de cartes de sonar ou de radar a haute resolution - Google Patents

Procede pour la reproduction optique exempte d'aberration de cartes de sonar ou de radar a haute resolution

Info

Publication number
BE794495A
BE794495A BE126848A BE126848A BE794495A BE 794495 A BE794495 A BE 794495A BE 126848 A BE126848 A BE 126848A BE 126848 A BE126848 A BE 126848A BE 794495 A BE794495 A BE 794495A
Authority
BE
Belgium
Prior art keywords
sonar
aberration
cards
free optical
optical reproduction
Prior art date
Application number
BE126848A
Other languages
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of BE794495A publication Critical patent/BE794495A/fr

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H3/00—Holographic processes or apparatus using ultrasonic, sonic or infrasonic waves for obtaining holograms; Processes or apparatus for obtaining an optical image from them
    • 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
    • G01S7/04—Display arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Holo Graphy (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
BE126848A 1972-03-30 1973-01-25 Procede pour la reproduction optique exempte d'aberration de cartes de sonar ou de radar a haute resolution BE794495A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2215508A DE2215508C3 (de) 1972-03-30 1972-03-30 Anordnung zur aberrationsfreien optischen Abbildung hochaufgelöster Sonar- oder Radarkarten

Publications (1)

Publication Number Publication Date
BE794495A true BE794495A (fr) 1974-08-05

Family

ID=5840601

Family Applications (1)

Application Number Title Priority Date Filing Date
BE126848A BE794495A (fr) 1972-03-30 1973-01-25 Procede pour la reproduction optique exempte d'aberration de cartes de sonar ou de radar a haute resolution

Country Status (10)

Country Link
US (1) US4040056A (fr)
BE (1) BE794495A (fr)
CA (1) CA1000083A (fr)
DE (1) DE2215508C3 (fr)
DK (1) DK156573A (fr)
GB (1) GB1405440A (fr)
IT (1) IT979124B (fr)
LU (1) LU66941A1 (fr)
NL (1) NL7303320A (fr)
NO (1) NO138008C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115243017A (zh) * 2022-08-03 2022-10-25 上海研鼎信息技术有限公司 一种改善图像质量的方法及设备
CN115243017B (zh) * 2022-08-03 2024-06-07 上海研鼎信息技术有限公司 一种改善图像质量的方法及设备

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2603727A1 (fr) * 1986-09-09 1988-03-11 Calvo Serra Jose Luis Dispositif electronique portatif permettant d'informer un usager devant se deplacer dans une zone donnee
US4834474A (en) * 1987-05-01 1989-05-30 The University Of Rochester Optical systems using volume holographic elements to provide arbitrary space-time characteristics, including frequency-and/or spatially-dependent delay lines, chirped pulse compressors, pulse hirpers, pulse shapers, and laser resonators

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB439236A (en) * 1934-03-03 1935-12-03 Scophony Ltd Light modulating device
US2976362A (en) * 1956-04-12 1961-03-21 Faximile Inc Continuous scanner
US3519331A (en) * 1961-03-15 1970-07-07 Us Air Force Two-dimensional optical data processor
US3685051A (en) * 1969-03-06 1972-08-15 Tetra Tech Holographic imaging system using crossed linear arrays of energy sources and sensors
US3631384A (en) * 1969-04-04 1971-12-28 Shell Oil Co Seismic holography

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115243017A (zh) * 2022-08-03 2022-10-25 上海研鼎信息技术有限公司 一种改善图像质量的方法及设备
CN115243017B (zh) * 2022-08-03 2024-06-07 上海研鼎信息技术有限公司 一种改善图像质量的方法及设备

Also Published As

Publication number Publication date
GB1405440A (en) 1975-09-10
DE2215508C3 (de) 1980-02-14
DE2215508B2 (de) 1979-06-13
NO138008C (no) 1978-06-07
US4040056A (en) 1977-08-02
DK156573A (da) 1982-04-27
NO138008B (no) 1978-02-27
IT979124B (it) 1974-09-30
NL7303320A (fr) 1974-10-25
DE2215508A1 (de) 1975-05-28
CA1000083A (en) 1976-11-23
LU66941A1 (fr) 1974-10-01

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