JPS57164729U - - Google Patents

Info

Publication number
JPS57164729U
JPS57164729U JP5254481U JP5254481U JPS57164729U JP S57164729 U JPS57164729 U JP S57164729U JP 5254481 U JP5254481 U JP 5254481U JP 5254481 U JP5254481 U JP 5254481U JP S57164729 U JPS57164729 U JP S57164729U
Authority
JP
Japan
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.)
Pending
Application number
JP5254481U
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 filed Critical
Priority to JP5254481U priority Critical patent/JPS57164729U/ja
Priority to FR8206305A priority patent/FR2503873A1/fr
Publication of JPS57164729U publication Critical patent/JPS57164729U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/40—Systems for automatic generation of focusing signals using time delay of the reflected waves, e.g. of ultrasonic waves
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/08—Systems for measuring distance only
    • G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G01S15/14—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optics & Photonics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Focusing (AREA)
JP5254481U 1981-04-10 1981-04-10 Pending JPS57164729U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP5254481U JPS57164729U (ja) 1981-04-10 1981-04-10
FR8206305A FR2503873A1 (fr) 1981-04-10 1982-04-09 Dispositif de mesure de distance par ultrasons pour appareil photographique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5254481U JPS57164729U (ja) 1981-04-10 1981-04-10

Publications (1)

Publication Number Publication Date
JPS57164729U true JPS57164729U (ja) 1982-10-18

Family

ID=12917724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5254481U Pending JPS57164729U (ja) 1981-04-10 1981-04-10

Country Status (2)

Country Link
JP (1) JPS57164729U (ja)
FR (1) FR2503873A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3405915A1 (de) * 1984-02-18 1985-08-22 Bayerische Motoren Werke AG, 8000 München Schaltanordnung fuer einen ultraschall-entfernungsmesser

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1207104B (de) * 1961-12-13 1965-12-16 Siemens Ag Elektrischer Laufzeitmesser mit Echolot zur Bunkerstandsmessung
FR1421455A (fr) * 1964-10-30 1965-12-17 Cie Generale D Electronique In Circuit générateur d'impulsions
CA1085503A (en) * 1978-05-25 1980-09-09 Frederick J. Welland, Jr. Verbal read-out depth sounding sysem

Also Published As

Publication number Publication date
FR2503873A1 (fr) 1982-10-15

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