IT1024457B - Apparecchiatura per allineare in fase canali paralleli di elaborazione di segnali - Google Patents

Apparecchiatura per allineare in fase canali paralleli di elaborazione di segnali

Info

Publication number
IT1024457B
IT1024457B IT54546/74A IT5454674A IT1024457B IT 1024457 B IT1024457 B IT 1024457B IT 54546/74 A IT54546/74 A IT 54546/74A IT 5454674 A IT5454674 A IT 5454674A IT 1024457 B IT1024457 B IT 1024457B
Authority
IT
Italy
Prior art keywords
phase
equipment
signal processing
parallel signal
processing channels
Prior art date
Application number
IT54546/74A
Other languages
English (en)
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Application granted granted Critical
Publication of IT1024457B publication Critical patent/IT1024457B/it

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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G01S13/44—Monopulse radar, i.e. simultaneous lobing
    • G01S13/4436—Monopulse radar, i.e. simultaneous lobing with means specially adapted to maintain the same processing characteristics between the monopulse signals
    • 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
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4004—Means for monitoring or calibrating of parts of a radar system
    • G01S7/4021—Means for monitoring or calibrating of parts of a radar system of receivers
    • 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
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4052—Means for monitoring or calibrating by simulation of echoes
    • 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
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4052—Means for monitoring or calibrating by simulation of echoes
    • G01S7/406—Means for monitoring or calibrating by simulation of echoes using internally generated reference signals, e.g. via delay line, via RF or IF signal injection or via integrated reference reflector or transponder
    • G01S7/4069—Means for monitoring or calibrating by simulation of echoes using internally generated reference signals, e.g. via delay line, via RF or IF signal injection or via integrated reference reflector or transponder involving a RF signal injection

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Radar Systems Or Details Thereof (AREA)
IT54546/74A 1973-12-17 1974-12-13 Apparecchiatura per allineare in fase canali paralleli di elaborazione di segnali IT1024457B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US426289A US3883870A (en) 1973-12-17 1973-12-17 System for phase aligning parallel signal processing channels

Publications (1)

Publication Number Publication Date
IT1024457B true IT1024457B (it) 1978-06-20

Family

ID=23690169

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54546/74A IT1024457B (it) 1973-12-17 1974-12-13 Apparecchiatura per allineare in fase canali paralleli di elaborazione di segnali

Country Status (6)

Country Link
US (1) US3883870A (it)
JP (1) JPS5728113B2 (it)
FR (1) FR2330017A1 (it)
IL (1) IL46066A (it)
IT (1) IT1024457B (it)
NL (1) NL7416465A (it)

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Publication number Priority date Publication date Assignee Title
US3950750A (en) * 1974-10-03 1976-04-13 Raytheon Company Radar system having quadrature phase detector compensator
CH585908A5 (it) * 1975-08-22 1977-03-15 Siemens Ag Albis
US4041490A (en) * 1976-06-25 1977-08-09 Cubic Corporation Measurement system calibrated to be insensitive to temperature variation induced changes in internal phase shifts present in the system
JPS539839U (it) * 1976-07-08 1978-01-27
JPS53144294A (en) * 1977-05-21 1978-12-15 Mitsubishi Electric Corp Radar target simulator device
NL7902974A (nl) * 1979-04-17 1980-10-21 Hollandse Signaalapparaten Bv Monopulsradarapparaat met piloottoongenerator.
JPS5712377A (en) * 1980-06-26 1982-01-22 Mitsubishi Electric Corp Monopulse radar testing device
US4348676A (en) * 1980-09-09 1982-09-07 Ford Aerospace & Communications Corporation Automatic phase alignment system for a tracking antenna
SE419581B (sv) * 1980-09-12 1981-08-10 Ericsson Telefon Ab L M Anordning i ett radarsystem for korrektion av fas- och amplitudfel, som uppstar i kvadraturdetektorn
US4368468A (en) * 1980-12-22 1983-01-11 Westinghouse Electric Corp. Monopulse radio receiver compensation apparatus
US4568940A (en) * 1981-12-22 1986-02-04 Hughes Aircraft Company Dual-mode radar receiver
US4520361A (en) * 1983-05-23 1985-05-28 Hazeltine Corporation Calibration of a system having plural signal-carrying channels
FR2555319B1 (fr) * 1983-11-23 1987-07-31 Trt Telecom Radio Electr Systeme radar a monoimpulsion a onde continue modulee en frequence dont on ameliore la stabilite d'axe
JPS61108984A (ja) * 1984-11-01 1986-05-27 Toshiba Corp モノパルス測角レ−ダ装置
SE456536B (sv) * 1985-03-08 1988-10-10 Ericsson Telefon Ab L M Testanordning i ett radarsystem med en elektriskt syyrd antenn
JPS628080A (ja) * 1985-07-04 1987-01-16 Mitsubishi Electric Corp 位相補正回路
JPS6293778U (it) * 1985-12-02 1987-06-15
GB2198914B (en) * 1986-12-09 1990-08-15 Stc Plc Signal processing
US5003314A (en) * 1989-07-24 1991-03-26 Cubic Defense Systems, Inc. Digitally synthesized phase error correcting system
US5367699A (en) * 1991-11-26 1994-11-22 Bull Hn Information Systems Inc. Central processing unit incorporation selectable, precisa ratio, speed of execution derating
EP0687986A3 (en) * 1994-06-17 1996-02-14 Ibm Method and apparatus for transmitting digital data in massively parallel systems
US5864317A (en) * 1997-05-23 1999-01-26 Raytheon Company Simplified quadrant-partitioned array architecture and measure sequence to support mutual-coupling based calibration
SE515141C2 (sv) * 2000-03-22 2001-06-18 Ericsson Telefon Ab L M Självkalibrering av matarledningar för gruppantenner
US7570201B1 (en) * 2004-11-05 2009-08-04 Northrop Grumman Corporation Radar exciter including phase compensation of the waveform generator
US7801502B2 (en) * 2006-12-18 2010-09-21 Aai Corporation Method for implementing continuous radio frequency (RF) alignment in advanced electronic warfare (EW) signal stimulation systems
JP4796603B2 (ja) * 2008-05-22 2011-10-19 パナソニック電工株式会社 移動体検出装置
EP2449685B1 (en) * 2009-06-29 2013-10-23 Freescale Semiconductor, Inc. Multichannel receiver system and method for multichannel receiver monitoring
DE102011012843A1 (de) 2011-03-03 2012-09-06 Valeo Schalter Und Sensoren Gmbh Fahrerassistenzeinrichtung für ein Fahrzeug und Verfahren zum Betreiben eines Radargeräts
US9935369B1 (en) * 2011-07-28 2018-04-03 Anadyne, Inc. Method for transmitting and receiving radar signals while blocking reception of self-generated signals
US10078130B1 (en) * 2012-04-30 2018-09-18 Anadyne, Inc. Method for transmitting and receiving radar signals while blocking reception of self generated signals
US10120062B1 (en) * 2012-04-30 2018-11-06 Anadyne, Inc. Method for transmitting and receiving radar signals while blocking reception of self generated signals
JP2018028435A (ja) * 2014-12-25 2018-02-22 三菱電機株式会社 周波数変換装置
EP3076199B1 (de) * 2015-04-04 2018-01-17 HENSOLDT Sensors GmbH Verfahren zum kalibrieren eines radarsystems
RU2626221C2 (ru) * 2015-10-08 2017-07-24 Андрей Викторович Быков Антенная система вторичного радиолокатора
DE102018112092A1 (de) * 2018-01-10 2019-07-11 Infineon Technologies Ag Integrierte mehrkanal-hf-schaltung mit phasenerfassung
US11482779B2 (en) 2019-07-12 2022-10-25 Raytheon Company Minimal phase matched test target injection for parallel receiver phase and amplitude alignment
EP3819660A1 (en) * 2019-11-05 2021-05-12 NXP USA, Inc. Radar transmitter module for digital modulation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2975275A (en) * 1958-05-22 1961-03-14 Itt Combining system for diversity communication systems
US2955199A (en) * 1958-08-05 1960-10-04 Itt Radio diversity receiving system
US3048782A (en) * 1959-11-09 1962-08-07 Itt Signal receiving system
US3353180A (en) * 1963-04-16 1967-11-14 North American Aviation Inc Monopulse data system
US3229289A (en) * 1963-06-27 1966-01-11 North American Aviation Inc Microwave monopulse simulation apparatus
US3243815A (en) * 1964-03-02 1966-03-29 North American Aviation Inc Radar testing apparatus
US3534285A (en) * 1968-06-19 1970-10-13 Honeywell Inc Digital phase control circuit for synchronizing an oscillator to a harmonic of a reference frequency
US3745577A (en) * 1972-03-29 1973-07-10 United Aircraft Corp Variable squint and beamwidth amplitude monopulse radar

Also Published As

Publication number Publication date
DE2457416B2 (de) 1977-05-26
DE2457416A1 (de) 1975-06-19
NL7416465A (nl) 1975-06-19
US3883870A (en) 1975-05-13
IL46066A0 (en) 1975-02-10
IL46066A (en) 1976-08-31
FR2330017A1 (fr) 1977-05-27
JPS5093394A (it) 1975-07-25
JPS5728113B2 (it) 1982-06-15

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