FI65863B - Filteranordning ingaoende i en pulsdopplerradar - Google Patents

Filteranordning ingaoende i en pulsdopplerradar

Info

Publication number: FI65863B
Authority: FI; Finland
Prior art keywords: pulsdopplerradar; anorder; filter; filter anorder
Prior art date: 1977-08-12

Application number

FI782352A

Other languages

English (en)

Other versions

FI782352A (fi

FI65863C (fi

Inventor

Bernt Ingvar Haegerloef

Bengt Goeran Hjalmar Isaksson

Original Assignee

Ericsson Telefon Ab L M

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.)

1977-08-12

Filing date

1978-07-28

Publication date

1984-03-30

1978-07-28 Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M

1979-02-13 Publication of FI782352A publication Critical patent/FI782352A/fi

1984-03-30 Publication of FI65863B publication Critical patent/FI65863B/fi

1984-07-10 Application granted granted Critical

1984-07-10 Publication of FI65863C publication Critical patent/FI65863C/fi

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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
- G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
- G01S13/526—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters

Landscapes

Engineering & Computer Science (AREA)
Radar, Positioning & Navigation (AREA)
Remote Sensing (AREA)
Computer Networks & Wireless Communication (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Radar Systems Or Details Thereof (AREA)
Surgical Instruments (AREA)
Sheet Holders (AREA)
Electrotherapy Devices (AREA)
Ultra Sonic Daignosis Equipment (AREA)

FI782352A 1977-08-12 1978-07-28 Filteranordning ingaoende i en pulsdopplerradar FI65863C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE7709119A SE409148B (sv)	1977-08-12	1977-08-12	Filteranordning ingaende i mottagaren hos en pulsdopplerradar
SE7709119		1977-08-12

Publications (3)

Publication Number	Publication Date
FI782352A FI782352A (fi)	1979-02-13
FI65863B true FI65863B (fi)	1984-03-30
FI65863C FI65863C (fi)	1984-07-10

Family

ID=20331986

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI782352A FI65863C (fi)	1977-08-12	1978-07-28	Filteranordning ingaoende i en pulsdopplerradar

Country Status (10)

Country	Link
CH (1)	CH632850A5 (fi)
DE (1)	DE2833050C2 (fi)
DK (1)	DK147428C (fi)
FI (1)	FI65863C (fi)
FR (1)	FR2400212A1 (fi)
GB (1)	GB2002617B (fi)
IT (1)	IT1098359B (fi)
NL (1)	NL187872C (fi)
NO (1)	NO145964C (fi)
SE (1)	SE409148B (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2632420B1 (fr) *	1987-10-16	1990-10-12	Thomson Csf	Procede et dispositif de compensation de la vitesse du fouillis dans un radar doppler coherent a vitesse ambigue variable
DE19654769A1 (de) *	1996-12-30	1998-07-02	Teves Gmbh Alfred	Verfahren und Vorrichtung zur Fahrzeugsteuerung bzw. -regelung
US6049302A (en) *	1999-05-04	2000-04-11	Boeing North American	Pulsed doppler radar system with small intermediate frequency filters
GB0301614D0 (en) *	2003-01-24	2013-05-08	Qinetiq Ltd	Target visibility enhancement system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3742500A (en) *	1970-08-24	1973-06-26	Raytheon Co	Mti radar
IT950144B (it) *	1971-03-17	1973-06-20	Int Standard Electric Corp	Sistema per l eliminazione della velocita degli echi di disturbo adattabile per un sistema digitale ad impulsi indicatore di bersagli mobili
US3962704A (en) *	1974-05-31	1976-06-08	Hughes Aircraft Company	Moving target indicator clutter tracker
US4035799A (en) *	1975-11-04	1977-07-12	The United States Of America As Represented By The Secretary Of The Navy	Digital mean clutter doppler compensation system

1977
- 1977-08-12 SE SE7709119A patent/SE409148B/sv not_active IP Right Cessation
1978
- 1978-07-24 GB GB7830900A patent/GB2002617B/en not_active Expired
- 1978-07-26 FR FR7822113A patent/FR2400212A1/fr active Granted
- 1978-07-27 DE DE2833050A patent/DE2833050C2/de not_active Expired
- 1978-07-28 FI FI782352A patent/FI65863C/fi not_active IP Right Cessation
- 1978-08-02 NL NLAANVRAGE7808152,A patent/NL187872C/xx not_active IP Right Cessation
- 1978-08-10 IT IT26665/78A patent/IT1098359B/it active
- 1978-08-11 CH CH855578A patent/CH632850A5/de not_active IP Right Cessation
- 1978-08-11 DK DK356178A patent/DK147428C/da not_active IP Right Cessation
- 1978-08-11 NO NO782748A patent/NO145964C/no unknown

Also Published As

Publication number	Publication date
DK147428C (da)	1985-02-11
NO782748L (no)	1979-02-13
NL7808152A (nl)	1979-02-14
SE409148B (sv)	1979-07-30
GB2002617B (en)	1982-02-10
NL187872C (nl)	1992-02-03
FR2400212B1 (fi)	1984-12-28
CH632850A5 (de)	1982-10-29
NO145964B (no)	1982-03-22
FR2400212A1 (fr)	1979-03-09
SE7709119L (sv)	1979-02-13
NL187872B (nl)	1991-09-02
IT1098359B (it)	1985-09-07
GB2002617A (en)	1979-02-21
DK147428B (da)	1984-07-30
IT7826665A0 (it)	1978-08-10
NO145964C (no)	1982-06-30
FI782352A (fi)	1979-02-13
DE2833050C2 (de)	1986-08-07
DE2833050A1 (de)	1979-03-01
FI65863C (fi)	1984-07-10
DK356178A (da)	1979-02-13

Publication	Publication Date	Title
SE7805213L (sv)	1978-11-11	Filter
DK545178A (da)	1979-06-06	Filterenhed
BR7805448A (pt)	1979-05-08	Conjunto pre-filtrador
SE7807644L (sv)	1979-01-12	Filteranordning
AT371358B (de)	1983-06-27	Filter
IT1101766B (it)	1985-10-07	Perfezionamento nei filtri
MX143376A (es)	1981-04-27	Mejoras en filtro de telecomunicacion
DK138677A (da)	1977-10-01	Filteraggregat
FI773371A (fi)	1978-05-20	Filter foer tobaksroek
IT1096498B (it)	1985-08-26	Blocco filtrante
IT1078700B (it)	1985-05-08	Filtro
BR7701150A (pt)	1977-10-18	Filtro electromecanico
SE7802885L (sv)	1978-09-29	Aminmonofluorfosfater i tandvardsmedel
IT1115713B (it)	1986-02-03	Filtro trasversale perfezionato
FI65863B (fi)	1984-03-30	Filteranordning ingaoende i en pulsdopplerradar
SE7809130L (sv)	1979-03-01	Filtreringssystem i behallare
AR215762A1 (es)	1979-10-31	Mejoras en tarugos
AT375274B (de)	1984-07-25	Taschenfilter
SE7609364L (sv)	1978-02-25	Filter
AR211315A1 (es)	1977-11-15	Mejoras en bota-aguas
AR213142A1 (es)	1978-12-15	Mejoras en sierras sinfin
AR210676A1 (es)	1977-08-31	Mejoras en mamaderas
AR211719A1 (es)	1978-02-28	Mejoras en criques
AR214629A1 (es)	1979-07-13	Mejoras en entrepisos
AR209560A1 (es)	1977-04-29	Mejoras en munecas

Legal Events

Date	Code	Title	Description
1978-07-28	MA	Patent expired
2004-08-31	MA	Patent expired	Owner name: OY L M ERICSSON AB