NO131436C - Fremgangsmaate og anordning til opptegning av ekkosignaler mottatt av et ekkolodd - Google Patents

Fremgangsmaate og anordning til opptegning av ekkosignaler mottatt av et ekkolodd

Info

Publication number
NO131436C
NO131436C NO211572A NO211572A NO131436C NO 131436 C NO131436 C NO 131436C NO 211572 A NO211572 A NO 211572A NO 211572 A NO211572 A NO 211572A NO 131436 C NO131436 C NO 131436C
Authority
NO
Norway
Prior art keywords
econo
sound
recording
procedure
signals received
Prior art date
Application number
NO211572A
Other languages
English (en)
Norwegian (no)
Other versions
NO131436B (de
Inventor
Erhard Ahrens
Original Assignee
Honeywell Elac Nautik Gmbh
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
Priority claimed from DE19712143889 external-priority patent/DE2143889C/de
Application filed by Honeywell Elac Nautik Gmbh filed Critical Honeywell Elac Nautik Gmbh
Publication of NO131436B publication Critical patent/NO131436B/no
Publication of NO131436C publication Critical patent/NO131436C/no

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
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/34—Gain of receiver varied automatically during pulse-recurrence period, e.g. anti-clutter gain control
    • 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
    • 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
    • G01S7/529—Gain of receiver varied automatically during pulse-recurrence period

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Grates (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NO211572A 1971-09-02 1972-06-14 Fremgangsmaate og anordning til opptegning av ekkosignaler mottatt av et ekkolodd NO131436C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712143889 DE2143889C (de) 1971-09-02 Verfahren und Schaltungsanordnung zur Aufzeichnung der von einem Echolotgerät empfangenen Echosignale

Publications (2)

Publication Number Publication Date
NO131436B NO131436B (de) 1975-02-17
NO131436C true NO131436C (no) 1980-04-09

Family

ID=5818413

Family Applications (1)

Application Number Title Priority Date Filing Date
NO211572A NO131436C (no) 1971-09-02 1972-06-14 Fremgangsmaate og anordning til opptegning av ekkosignaler mottatt av et ekkolodd

Country Status (1)

Country Link
NO (1) NO131436C (de)

Also Published As

Publication number Publication date
DE2143889A1 (de) 1973-02-22
NO131436B (de) 1975-02-17
DE2143889B1 (de) 1973-02-22

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