JPH0536732B2 - - Google Patents

Info

Publication number
JPH0536732B2
JPH0536732B2 JP58114820A JP11482083A JPH0536732B2 JP H0536732 B2 JPH0536732 B2 JP H0536732B2 JP 58114820 A JP58114820 A JP 58114820A JP 11482083 A JP11482083 A JP 11482083A JP H0536732 B2 JPH0536732 B2 JP H0536732B2
Authority
JP
Japan
Prior art keywords
output
signal
circuit
distance
level
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 - Lifetime
Application number
JP58114820A
Other languages
English (en)
Japanese (ja)
Other versions
JPS606819A (ja
Inventor
Yoshihiro Harunari
Ryuji Tokuda
Takashi Kanbe
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP58114820A priority Critical patent/JPS606819A/ja
Publication of JPS606819A publication Critical patent/JPS606819A/ja
Priority to US06/842,067 priority patent/US4720723A/en
Publication of JPH0536732B2 publication Critical patent/JPH0536732B2/ja
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00Measuring distances in line of sight; Optical rangefinders
    • G01C3/10Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S17/00Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06Systems determining position data of a target
    • G01S17/46Indirect determination of position data
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/491Details of non-pulse systems
    • G01S7/4912Receivers
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10Power-operated focusing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Measurement Of Optical Distance (AREA)
JP58114820A 1983-06-24 1983-06-24 距離検出装置 Granted JPS606819A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58114820A JPS606819A (ja) 1983-06-24 1983-06-24 距離検出装置
US06/842,067 US4720723A (en) 1983-06-24 1986-03-20 Distance measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58114820A JPS606819A (ja) 1983-06-24 1983-06-24 距離検出装置

Related Child Applications (3)

Application Number Title Priority Date Filing Date
JP6095103A Division JP2675978B2 (ja) 1994-05-09 1994-05-09 距離検出装置
JP9510294A Division JP2637694B2 (ja) 1994-05-09 1994-05-09 距離検出装置
JP6095104A Division JP2675979B2 (ja) 1994-05-09 1994-05-09 距離検出装置

Publications (2)

Publication Number Publication Date
JPS606819A JPS606819A (ja) 1985-01-14
JPH0536732B2 true JPH0536732B2 (US06633600-20031014-M00021.png) 1993-05-31

Family

ID=14647499

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58114820A Granted JPS606819A (ja) 1983-06-24 1983-06-24 距離検出装置

Country Status (1)

Country Link
JP (1) JPS606819A (US06633600-20031014-M00021.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6228612A (ja) * 1985-07-30 1987-02-06 Olympus Optical Co Ltd 距離検出装置
JP2609333B2 (ja) * 1989-10-20 1997-05-14 富士写真フイルム株式会社 測距装置
JP2675978B2 (ja) * 1994-05-09 1997-11-12 キヤノン株式会社 距離検出装置
JP2675979B2 (ja) * 1994-05-09 1997-11-12 キヤノン株式会社 距離検出装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5835410A (ja) * 1981-08-27 1983-03-02 Canon Inc 距離検出装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6225683Y2 (US06633600-20031014-M00021.png) * 1980-02-04 1987-07-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5835410A (ja) * 1981-08-27 1983-03-02 Canon Inc 距離検出装置

Also Published As

Publication number Publication date
JPS606819A (ja) 1985-01-14

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