JPS6342756B2 - - Google Patents

Info

Publication number
JPS6342756B2
JPS6342756B2 JP56121794A JP12179481A JPS6342756B2 JP S6342756 B2 JPS6342756 B2 JP S6342756B2 JP 56121794 A JP56121794 A JP 56121794A JP 12179481 A JP12179481 A JP 12179481A JP S6342756 B2 JPS6342756 B2 JP S6342756B2
Authority
JP
Japan
Prior art keywords
reception
gain
preamplifiers
preamplifier
scanning
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
Application number
JP56121794A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5822979A (ja
Inventor
Fukutaro Takahashi
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.)
Kaijo Denki Co Ltd
Original Assignee
Kaijo Denki Co Ltd
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 Kaijo Denki Co Ltd filed Critical Kaijo Denki Co Ltd
Priority to JP12179481A priority Critical patent/JPS5822979A/ja
Publication of JPS5822979A publication Critical patent/JPS5822979A/ja
Publication of JPS6342756B2 publication Critical patent/JPS6342756B2/ja
Granted legal-status Critical Current

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
    • G01S7/529—Gain of receiver varied automatically during pulse-recurrence period

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)
JP12179481A 1981-08-05 1981-08-05 スキヤンニングソ−ナ−における受信方法 Granted JPS5822979A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12179481A JPS5822979A (ja) 1981-08-05 1981-08-05 スキヤンニングソ−ナ−における受信方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12179481A JPS5822979A (ja) 1981-08-05 1981-08-05 スキヤンニングソ−ナ−における受信方法

Publications (2)

Publication Number Publication Date
JPS5822979A JPS5822979A (ja) 1983-02-10
JPS6342756B2 true JPS6342756B2 (enExample) 1988-08-25

Family

ID=14820066

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12179481A Granted JPS5822979A (ja) 1981-08-05 1981-08-05 スキヤンニングソ−ナ−における受信方法

Country Status (1)

Country Link
JP (1) JPS5822979A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61292581A (ja) * 1985-06-20 1986-12-23 Furuno Electric Co Ltd 水中探知装置におけるａｇｃ装置
JPH01185470A (ja) * 1988-01-20 1989-07-25 Nec Corp ソーナー装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5415770A (en) * 1977-03-28 1979-02-05 Furuno Electric Co Widely detectable sonar with automatic gain control circuit
JPS5465568A (en) * 1977-11-02 1979-05-26 Omron Tateisi Electronics Co Ultrasonic system object detector

Also Published As

Publication number Publication date
JPS5822979A (ja) 1983-02-10

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