AT375198B - DISTANCE MEASURING DEVICE, IN PARTICULAR FOR PHOTOGRAPHIC CAMERAS - Google Patents

DISTANCE MEASURING DEVICE, IN PARTICULAR FOR PHOTOGRAPHIC CAMERAS

Info

Publication number
AT375198B
AT375198B AT0493880A AT493880A AT375198B AT 375198 B AT375198 B AT 375198B AT 0493880 A AT0493880 A AT 0493880A AT 493880 A AT493880 A AT 493880A AT 375198 B AT375198 B AT 375198B
Authority
AT
Austria
Prior art keywords
measuring device
distance measuring
photographic cameras
photographic
cameras
Prior art date
Application number
AT0493880A
Other languages
German (de)
Other versions
ATA493880A (en
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Publication of ATA493880A publication Critical patent/ATA493880A/en
Application granted granted Critical
Publication of AT375198B publication Critical patent/AT375198B/en

Links

Classifications

    • 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
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/527—Extracting wanted echo signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
AT0493880A 1979-10-03 1980-10-03 DISTANCE MEASURING DEVICE, IN PARTICULAR FOR PHOTOGRAPHIC CAMERAS AT375198B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8135779A 1979-10-03 1979-10-03

Publications (2)

Publication Number Publication Date
ATA493880A ATA493880A (en) 1983-11-15
AT375198B true AT375198B (en) 1984-07-10

Family

ID=22163638

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0493880A AT375198B (en) 1979-10-03 1980-10-03 DISTANCE MEASURING DEVICE, IN PARTICULAR FOR PHOTOGRAPHIC CAMERAS

Country Status (10)

Country Link
JP (1) JPS5660374A (en)
AT (1) AT375198B (en)
AU (1) AU536697B2 (en)
CA (1) CA1154140A (en)
CH (1) CH651387A5 (en)
DE (1) DE3037139A1 (en)
FR (1) FR2466780B1 (en)
GB (1) GB2059590B (en)
IE (1) IE50163B1 (en)
IT (1) IT1133656B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8334394D0 (en) * 1983-12-23 1984-02-01 Czajowski S B Electrical circuits
EP0173243B1 (en) * 1984-08-28 1991-01-16 Hewlett-Packard Company Apparatus for measuring the velocity of a stream of particles
DE4433957A1 (en) * 1994-09-23 1996-03-28 Mayser Gmbh & Co Ultrasonic obstacle detection method
GB2338132B (en) * 1998-06-02 2003-05-28 Federal Ind Ind Group Inc Echo detection in echo ranging systems
DE102012200024A1 (en) 2012-01-02 2013-07-04 Robert Bosch Gmbh Method and environment detection device for determining the position and / or movement of at least one object in the vicinity of a movement aid by means of at least one acoustic pulse
DE102012200716A1 (en) * 2012-01-19 2013-07-25 Robert Bosch Gmbh Method for determining the position and / or movement of objects in the vicinity of a movement aid by means of sound signals and device for carrying out the method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1566852C3 (en) * 1967-10-12 1974-02-07 Fried. Krupp Gmbh, 4300 Essen Arrangement for differentiating echo sounder pulses
US3701090A (en) * 1970-12-22 1972-10-24 Amf Inc Shipboard acoustic receiver
JPS5121852A (en) * 1974-08-15 1976-02-21 Furuno Kyotaka TANTAIBUTSUTAIHANBETSUSOCHI
CA1120578A (en) * 1976-10-04 1982-03-23 Juerg Muggli Ultrasonic ranging system for a camera
US4199246A (en) * 1976-10-04 1980-04-22 Polaroid Corporation Ultrasonic ranging system for a camera
DE2726981C2 (en) * 1977-06-15 1984-11-22 Fried. Krupp Gmbh, 4300 Essen Device for measuring time between pulses
JPS5484762A (en) * 1977-12-17 1979-07-05 Fuji Roiyaru Kk Noise reject device of ultrasonic underwater detector

Also Published As

Publication number Publication date
DE3037139A1 (en) 1981-04-16
GB2059590B (en) 1984-02-29
DE3037139C2 (en) 1993-04-01
JPS5660374A (en) 1981-05-25
AU536697B2 (en) 1984-05-17
CH651387A5 (en) 1985-09-13
GB2059590A (en) 1981-04-23
AU6281080A (en) 1981-04-09
CA1154140A (en) 1983-09-20
IT1133656B (en) 1986-07-09
ATA493880A (en) 1983-11-15
IE802052L (en) 1981-04-03
FR2466780A1 (en) 1981-04-10
JPH0156712B2 (en) 1989-12-01
IT8025072A0 (en) 1980-10-02
IE50163B1 (en) 1986-02-19
FR2466780B1 (en) 1986-02-28

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee