JPS6082874A - 方向探知器 - Google Patents

方向探知器

Info

Publication number
JPS6082874A
JPS6082874A JP18993383A JP18993383A JPS6082874A JP S6082874 A JPS6082874 A JP S6082874A JP 18993383 A JP18993383 A JP 18993383A JP 18993383 A JP18993383 A JP 18993383A JP S6082874 A JPS6082874 A JP S6082874A
Authority
JP
Japan
Prior art keywords
multiplier
signal
output
output signal
filter
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.)
Granted
Application number
JP18993383A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0315991B2 (enExample
Inventor
Tamotsu Yamahara
山原　保
Naoki Akashige
赤繁　直樹
Takao Ueda
上田　恭男
Akiro Onuma
大沼　昭郎
Hiroshi Haruhara
春原　博
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.)
Toshiba Corp
Technical Research and Development Institute of Japan Defence Agency
Original Assignee
Toshiba Corp
Technical Research and Development Institute of Japan Defence Agency
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 Toshiba Corp, Technical Research and Development Institute of Japan Defence Agency filed Critical Toshiba Corp
Priority to JP18993383A priority Critical patent/JPS6082874A/ja
Publication of JPS6082874A publication Critical patent/JPS6082874A/ja
Publication of JPH0315991B2 publication Critical patent/JPH0315991B2/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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/52—Systems for determining direction or deviation from predetermined direction using a receiving antenna moving, or appearing to move, in a cyclic path to produce a Doppler variation of frequency of the received signal
    • G01S3/54—Systems for determining direction or deviation from predetermined direction using a receiving antenna moving, or appearing to move, in a cyclic path to produce a Doppler variation of frequency of the received signal the apparent movement of the antenna being produced by coupling the receiver cyclically and sequentially to each of several fixed spaced antennas

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Circuits Of Receivers In General (AREA)
JP18993383A 1983-10-13 1983-10-13 方向探知器 Granted JPS6082874A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18993383A JPS6082874A (ja) 1983-10-13 1983-10-13 方向探知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18993383A JPS6082874A (ja) 1983-10-13 1983-10-13 方向探知器

Publications (2)

Publication Number Publication Date
JPS6082874A true JPS6082874A (ja) 1985-05-11
JPH0315991B2 JPH0315991B2 (enExample) 1991-03-04

Family

ID=16249635

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18993383A Granted JPS6082874A (ja) 1983-10-13 1983-10-13 方向探知器

Country Status (1)

Country Link
JP (1) JPS6082874A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61294381A (ja) * 1985-06-24 1986-12-25 Toshiba Corp 方向探知器

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56118681A (en) * 1980-02-25 1981-09-17 Taiyo Musen Kk Display means for direction finder
JPS5715714A (en) * 1980-06-30 1982-01-27 Misao Takayama Slope tamping plate for heavy duty machinery
JPS5844224A (ja) * 1981-09-10 1983-03-15 Shuichi Kitamura ロ−タリピストン機関

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56118681A (en) * 1980-02-25 1981-09-17 Taiyo Musen Kk Display means for direction finder
JPS5715714A (en) * 1980-06-30 1982-01-27 Misao Takayama Slope tamping plate for heavy duty machinery
JPS5844224A (ja) * 1981-09-10 1983-03-15 Shuichi Kitamura ロ−タリピストン機関

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61294381A (ja) * 1985-06-24 1986-12-25 Toshiba Corp 方向探知器

Also Published As

Publication number Publication date
JPH0315991B2 (enExample) 1991-03-04

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