JPS60135877A - 方向探知機 - Google Patents

方向探知機

Info

Publication number
JPS60135877A
JPS60135877A JP24698483A JP24698483A JPS60135877A JP S60135877 A JPS60135877 A JP S60135877A JP 24698483 A JP24698483 A JP 24698483A JP 24698483 A JP24698483 A JP 24698483A JP S60135877 A JPS60135877 A JP S60135877A
Authority
JP
Japan
Prior art keywords
azimuth
value
data
arrival
signal
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
JP24698483A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0426070B2 (2
Inventor
Katsuji Miwa
三輪　勝二
Tsuneo Furukawa
古川　恒雄
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.)
Koden Electronics Co Ltd
Original Assignee
Koden Electronics 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 Koden Electronics Co Ltd filed Critical Koden Electronics Co Ltd
Priority to JP24698483A priority Critical patent/JPS60135877A/ja
Publication of JPS60135877A publication Critical patent/JPS60135877A/ja
Publication of JPH0426070B2 publication Critical patent/JPH0426070B2/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
    • G01S3/58—Rotating or oscillating beam systems using continuous analysis of received signal for determining direction in the plane of rotation or oscillation or for determining deviation from a predetermined direction in such a plane
    • G01S3/60—Broad-beam systems producing in the receiver a substantially sinusoidal envelope signal of the carrier wave of the beam, the phase angle of which is dependent upon the angle between the direction of the transmitter from the receiver and a reference direction from the receiver, e.g. cardioid system

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP24698483A 1983-12-26 1983-12-26 方向探知機 Granted JPS60135877A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24698483A JPS60135877A (ja) 1983-12-26 1983-12-26 方向探知機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24698483A JPS60135877A (ja) 1983-12-26 1983-12-26 方向探知機

Publications (2)

Publication Number Publication Date
JPS60135877A true JPS60135877A (ja) 1985-07-19
JPH0426070B2 JPH0426070B2 (2) 1992-05-06

Family

ID=17156635

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24698483A Granted JPS60135877A (ja) 1983-12-26 1983-12-26 方向探知機

Country Status (1)

Country Link
JP (1) JPS60135877A (2)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4931836A (2) * 1972-07-24 1974-03-22
JPS5655877A (en) * 1979-10-12 1981-05-16 Japan Radio Co Ltd Direction finder
JPS5827073A (ja) * 1981-08-12 1983-02-17 Koden Electronics Co Ltd 方向探知機
JPS58131574A (ja) * 1982-01-30 1983-08-05 Koden Electronics Co Ltd 方向探知機

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4931836A (2) * 1972-07-24 1974-03-22
JPS5655877A (en) * 1979-10-12 1981-05-16 Japan Radio Co Ltd Direction finder
JPS5827073A (ja) * 1981-08-12 1983-02-17 Koden Electronics Co Ltd 方向探知機
JPS58131574A (ja) * 1982-01-30 1983-08-05 Koden Electronics Co Ltd 方向探知機

Also Published As

Publication number Publication date
JPH0426070B2 (2) 1992-05-06

Similar Documents

Publication Publication Date Title
US4978963A (en) RF signal direction finding apparatus
JPH0362332B2 (2)
US3800128A (en) True wind speed computer
JPS60135877A (ja) 方向探知機
JPS5853869B2 (ja) 方向探知機
JPS60135876A (ja) 方向探知機の表示器
JPH0216297Y2 (2)
US4053881A (en) Mobile radar apparatus
JPH0416945Y2 (2)
JPS618613A (ja) 複軸式デイジタルトランシツト
US3631469A (en) Systems for comparing electrical signals
JPH07139939A (ja) 電子式セオドライトの高度角測定値の補正方法
JP2502938Y2 (ja) 方向探知機
JP2816586B2 (ja) 電波の到来方位角決定方法
JPS59200521A (ja) 正弦波信号の零交差点検出方法
RU32292U1 (ru) Комбинированный прибор для метеорологических измерений (метеорометр е.н. зимы)
SU563634A1 (ru) Устройство дл измерени скорости
SU1083197A1 (ru) Многоканальное цифровое устройство дл обработки информации частотных преобразователей
RU2195686C2 (ru) Устройство измерения малого временного интервала
SU868617A1 (ru) Цифровой измеритель частоты
SU1037293A1 (ru) Устройство дл считывани и измерени геометрических параметров прот женных объектов
SU920802A1 (ru) Преобразователь угла поворота вала в код
JPS6336169A (ja) 時分割式方向探知機
JPS5794613A (en) Digital measuring device
Burhans Simplified OMEGA receivers