SE9002772D0 - Radarsystem - Google Patents

Radarsystem

Info

Publication number
SE9002772D0
SE9002772D0 SE9002772A SE9002772A SE9002772D0 SE 9002772 D0 SE9002772 D0 SE 9002772D0 SE 9002772 A SE9002772 A SE 9002772A SE 9002772 A SE9002772 A SE 9002772A SE 9002772 D0 SE9002772 D0 SE 9002772D0
Authority
SE
Sweden
Prior art keywords
magnetron
frequency
injection
radar
control
Prior art date
Application number
SE9002772A
Other languages
English (en)
Other versions
SE9002772L (sv
Inventor
D W Joynson
Original Assignee
Marconi 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 Marconi Co Ltd filed Critical Marconi Co Ltd
Publication of SE9002772D0 publication Critical patent/SE9002772D0/sv
Publication of SE9002772L publication Critical patent/SE9002772L/sv

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
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/24—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using frequency agility of carrier wave
    • 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
    • G01S7/28—Details of pulse systems
    • G01S7/282—Transmitters
    • 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
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/288—Coherent receivers
SE9002772A 1988-11-07 1990-08-30 Radarsystem SE9002772L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8826028 1988-11-07

Publications (2)

Publication Number Publication Date
SE9002772D0 true SE9002772D0 (sv) 1990-08-30
SE9002772L SE9002772L (sv) 1992-01-10

Family

ID=10646442

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9002772A SE9002772L (sv) 1988-11-07 1990-08-30 Radarsystem

Country Status (6)

Country Link
US (1) US5107272A (sv)
DE (1) DE3943493A1 (sv)
GB (1) GB2243039B (sv)
IT (1) IT1240206B (sv)
NL (1) NL8915009A (sv)
SE (1) SE9002772L (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5650754A (en) * 1995-02-15 1997-07-22 Synergy Microwave Corporation Phase-loched loop circuits and voltage controlled oscillator circuits
GB2317769B (en) * 1996-09-27 2000-10-11 Marconi Gec Ltd Radar systems
US6121847A (en) * 1998-03-16 2000-09-19 Broadband Innovations, Inc. Injection locked oscillator automatic frequency centering method and apparatus
ES2311788T3 (es) * 2004-04-29 2009-02-16 Saab Ab Control automatico de frecuencia para un radar con magnetron.
GB2425415B (en) * 2005-04-20 2009-01-14 E2V Tech Phase locking magnetrons
KR101668460B1 (ko) 2012-05-31 2016-10-21 한국전자통신연구원 다중 송수신 레이더 시스템
US9445729B2 (en) 2012-07-20 2016-09-20 Resmed Sensor Technologies Limited Range gated radio frequency physiology sensor
JP5984637B2 (ja) * 2012-11-21 2016-09-06 三菱電機株式会社 高周波発振源
TWI669913B (zh) * 2019-03-15 2019-08-21 昇雷科技股份有限公司 頻率轉換式自我注入鎖定雷達
TWI765825B (zh) * 2021-09-17 2022-05-21 國立高雄科技大學 注入鎖定鎖頻迴路振盪單元
CN114446739B (zh) * 2021-12-15 2023-01-31 四川大学 一种基于灯丝注入的磁控管注入锁定系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820197A (en) * 1954-03-11 1958-01-14 Rca Corp Magnetron frequency control system
US2860246A (en) * 1955-07-08 1958-11-11 Jakubowics Edward Frequency control system
US3290678A (en) * 1965-02-05 1966-12-06 Philips Corp Means for correcting the local oscillator frequency in a radar system
SE328922B (sv) * 1965-06-03 1970-09-28 Philips Svenska Ab
US4472718A (en) * 1980-02-29 1984-09-18 Mitsubishi Denki Kabushiki Kaisha Tracking radar system
US4547775A (en) * 1982-01-18 1985-10-15 The United States Of America As Represented By The Secretary Of The Navy Frequency agile imaging radar with error frequency correction
US4809004A (en) * 1987-11-23 1989-02-28 Allied-Signal Inc. Crystal controlled magnetron
US4912432A (en) * 1989-04-17 1990-03-27 Raytheon Company Plural feedback loop digital frequency synthesizer

Also Published As

Publication number Publication date
SE9002772L (sv) 1992-01-10
GB2243039B (en) 1993-08-04
GB2243039A (en) 1991-10-16
NL8915009A (nl) 1991-07-01
IT9067513A1 (it) 1992-01-10
IT9067513A0 (sv) 1990-07-10
GB8925052D0 (en) 1991-02-20
US5107272A (en) 1992-04-21
IT1240206B (it) 1993-11-27
DE3943493A1 (de) 1991-10-24

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