DE1945169B2 - Messvorrichtung zur messung von funkwinkeln - Google Patents

Messvorrichtung zur messung von funkwinkeln

Info

Publication number
DE1945169B2
DE1945169B2 DE19691945169 DE1945169A DE1945169B2 DE 1945169 B2 DE1945169 B2 DE 1945169B2 DE 19691945169 DE19691945169 DE 19691945169 DE 1945169 A DE1945169 A DE 1945169A DE 1945169 B2 DE1945169 B2 DE 1945169B2
Authority
DE
Germany
Prior art keywords
phase
values
angle
phase difference
incidence
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
DE19691945169
Other languages
German (de)
English (en)
Other versions
DE1945169A1 (de
DE1945169C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Masaru Nishinomiya; Yamauchi Nobuharu; Hashimoto Naoki; Takarazuka; Tamama Tetsuo Ikeda; Watanabe (Japan)
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE1945169A1 publication Critical patent/DE1945169A1/de
Publication of DE1945169B2 publication Critical patent/DE1945169B2/de
Application granted granted Critical
Publication of DE1945169C3 publication Critical patent/DE1945169C3/de
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
    • G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/48—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured

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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE19691945169 1968-09-05 1969-09-05 Messvorrichtung zur messung von funkwinkeln Granted DE1945169B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43063940A JPS5210633B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-09-05 1968-09-05

Publications (3)

Publication Number Publication Date
DE1945169A1 DE1945169A1 (de) 1970-04-23
DE1945169B2 true DE1945169B2 (de) 1973-07-26
DE1945169C3 DE1945169C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-02-21

Family

ID=13243833

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691945169 Granted DE1945169B2 (de) 1968-09-05 1969-09-05 Messvorrichtung zur messung von funkwinkeln

Country Status (7)

Country Link
US (1) US3787863A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5210633B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA931258A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1945169B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2017459A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1286105A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6913576A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS544235B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1968-09-05 1979-03-03
GB1337099A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-05-17 1973-11-14
NL7902009A (nl) * 1979-03-14 1980-09-16 Hollandse Signaalapparaten Bv Radarsysteem.
FR2569856A1 (fr) * 1980-02-22 1986-03-07 Thomson Csf Interferometre a grande ouverture angulaire et large bande passante en frequence
GB2140238A (en) * 1983-05-11 1984-11-21 Racal Communications Equip Direction finding
US5563601A (en) * 1985-08-16 1996-10-08 Northrop Grumman Corporation. Two-port synthetic aperature radar system for radar detection of targets
US4728958A (en) * 1986-02-25 1988-03-01 Texas Instruments Incorporated Coherent electromagnetic energy emitter locator
US5132693A (en) * 1990-05-31 1992-07-21 The Boeing Company Radar apparatus
RU2169377C1 (ru) * 2000-01-17 2001-06-20 Московский Государственный институт радиотехники, электроники и автоматики (технический университет) Фазовый радиопеленгатор
US7492841B2 (en) * 2003-01-30 2009-02-17 Andrew Corporation Relative phase/amplitude detection system
EP1611455A1 (en) 2003-04-10 2006-01-04 BAE Systems PLC Interferometers
US7576686B2 (en) * 2006-08-07 2009-08-18 Garmin International, Inc. Method and system for calibrating an antenna array for an aircraft surveillance system
US7439901B2 (en) * 2006-08-08 2008-10-21 Garmin International, Inc. Active phased array antenna for aircraft surveillance systems
US20080055150A1 (en) * 2006-09-06 2008-03-06 Garmin International, Inc. Method and system for detecting and decoding air traffic control reply signals
US20080284637A1 (en) * 2007-02-28 2008-11-20 Garmin International, Inc. Digital tas transmitter and receiver systems and methods
US7825858B2 (en) * 2007-02-28 2010-11-02 Garmin International, Inc. Methods and systems for frequency independent bearing detection
US10172105B2 (en) 2013-07-24 2019-01-01 Silicon Laboratories Inc. Apparatus for receiver with multi-bit observation interval and associated methods
US10305676B2 (en) 2013-07-24 2019-05-28 Silicon Laboratories Inc. Apparatus for receiver with digital signal arrival detector and associated methods
US9136862B2 (en) * 2013-12-23 2015-09-15 Infineon Technologies Ag Quantizer
US10389482B2 (en) 2016-12-06 2019-08-20 Silicon Laboratories Inc. Radio-frequency apparatus with improved power consumption and associated methods
US20180159706A1 (en) * 2016-12-06 2018-06-07 Silicon Laboratories Inc. Radio-Frequency Apparatus with Digital Signal Arrival Detection and Associated Methods
US20190178972A1 (en) * 2017-12-13 2019-06-13 Cypress Semiconductor Corporation Determining angle of arrival of a radio-frequency signal

Also Published As

Publication number Publication date
CA931258A (en) 1973-07-31
JPS5210633B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-03-25
GB1286105A (en) 1972-08-23
DE1945169A1 (de) 1970-04-23
NL6913576A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-03-09
US3787863A (en) 1974-01-22
DE1945169C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-02-21
FR2017459A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-05-22

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977