SE7809018L - Anordning for synkroniserad mottagning i samband med anordning for registrering av foremal - Google Patents

Anordning for synkroniserad mottagning i samband med anordning for registrering av foremal

Info

Publication number
SE7809018L
SE7809018L SE7809018A SE7809018A SE7809018L SE 7809018 L SE7809018 L SE 7809018L SE 7809018 A SE7809018 A SE 7809018A SE 7809018 A SE7809018 A SE 7809018A SE 7809018 L SE7809018 L SE 7809018L
Authority
SE
Sweden
Prior art keywords
signal
frequencies
reflected
coding device
unit
Prior art date
Application number
SE7809018A
Other languages
Unknown language ( )
English (en)
Other versions
SE413350B (sv
Inventor
B Henoch
E Berglind
Original Assignee
Stiftelsen Inst Mikrovags
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 Stiftelsen Inst Mikrovags filed Critical Stiftelsen Inst Mikrovags
Priority to SE7809018A priority Critical patent/SE413350B/sv
Priority to DE19792933733 priority patent/DE2933733A1/de
Publication of SE7809018L publication Critical patent/SE7809018L/sv
Publication of SE413350B publication Critical patent/SE413350B/sv
Priority to US06/268,496 priority patent/US4333078A/en

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
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
SE7809018A 1978-08-25 1978-08-25 Anordning for synkroniserad mottagning i samband med anordning for registrering av foremal SE413350B (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE7809018A SE413350B (sv) 1978-08-25 1978-08-25 Anordning for synkroniserad mottagning i samband med anordning for registrering av foremal
DE19792933733 DE2933733A1 (de) 1978-08-25 1979-08-21 Vorrichtung fuer synchronisierten empfang im zusammenhang mit einrichtung zur registrierung von gegenstaenden
US06/268,496 US4333078A (en) 1978-08-25 1981-05-29 Apparatus for synchronized reception in connection with system for recording objects

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7809018A SE413350B (sv) 1978-08-25 1978-08-25 Anordning for synkroniserad mottagning i samband med anordning for registrering av foremal

Publications (2)

Publication Number Publication Date
SE7809018L true SE7809018L (sv) 1980-02-26
SE413350B SE413350B (sv) 1980-05-19

Family

ID=20335666

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7809018A SE413350B (sv) 1978-08-25 1978-08-25 Anordning for synkroniserad mottagning i samband med anordning for registrering av foremal

Country Status (3)

Country Link
US (1) US4333078A (sv)
DE (1) DE2933733A1 (sv)
SE (1) SE413350B (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4546241A (en) * 1982-12-10 1985-10-08 Walton Charles A Electronic proximity identification system
SE442348B (sv) * 1984-07-04 1985-12-16 Stiftelsen Inst Mikrovags Forfarande och anordning for bestemning av inbordes lege mellan tva objekt
US4739328A (en) * 1986-07-14 1988-04-19 Amtech Corporation System for identifying particular objects
US4899158A (en) * 1987-09-26 1990-02-06 Matsushita Electric Works, Ltd. Moving object discriminating system
US8188908B2 (en) * 2010-01-29 2012-05-29 Amtech Systems, LLC System and method for measurement of distance to a tag by a modulated backscatter RFID reader
GB2478954B (en) * 2010-03-25 2012-02-08 Guidance Ip Ltd Active target
GB2478960B (en) * 2010-03-25 2012-08-22 Guidance Ip Ltd An apparatus for measuring the relative direction of a radio signal
GB2478961B (en) * 2010-03-25 2014-06-18 Guidance Ip Ltd Active target with height diversity
US8742975B2 (en) 2010-04-27 2014-06-03 Amtech Systems, LLC System and method for microwave ranging to a target in presence of clutter and multi-path effects
CN117292457B (zh) * 2023-11-22 2024-02-06 成都易电云商工程服务有限公司 一种智能巡检管理系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3018475A (en) * 1960-02-15 1962-01-23 Gen Precision Inc Responder device
US3022492A (en) * 1960-02-15 1962-02-20 Gen Precision Inc Interrogator-responder signalling system
US3521280A (en) * 1969-01-16 1970-07-21 Gen Res Corp Coded labels
US3611379A (en) * 1969-09-29 1971-10-05 Trw Inc Tracking system
NL145682B (nl) * 1970-07-17 1975-04-15 Huygens Christiaan Lab Secundair radarstelsel.
FR2152419B1 (sv) * 1971-09-14 1974-05-31 Materiel Telephonique
FR2248517B1 (sv) * 1973-10-23 1978-08-04 Sercel Rech Const Elect
SE389414C (sv) * 1975-03-27 1980-07-03 Inst For Mikrovagsteknik Vid T Anordning for registrering av en forsta typ av foremal, som ror sig relativt en andra typ av foremal
JPS5338288A (en) * 1976-09-20 1978-04-08 Toyo Communication Equip System for measuring distance for aircraft collision preventive device using radar beacon

Also Published As

Publication number Publication date
DE2933733C2 (sv) 1990-04-12
DE2933733A1 (de) 1980-03-13
US4333078A (en) 1982-06-01
SE413350B (sv) 1980-05-19

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