SE440282B - Avkodare for ett fragestations-svarsstationssystem - Google Patents

Avkodare for ett fragestations-svarsstationssystem

Info

Publication number
SE440282B
SE440282B SE7903556A SE7903556A SE440282B SE 440282 B SE440282 B SE 440282B SE 7903556 A SE7903556 A SE 7903556A SE 7903556 A SE7903556 A SE 7903556A SE 440282 B SE440282 B SE 440282B
Authority
SE
Sweden
Prior art keywords
code
pulse
pulses
detector
frame
Prior art date
Application number
SE7903556A
Other languages
English (en)
Swedish (sv)
Inventor
B H M O Elberink
G J M Damhuis
H Alink
Original Assignee
Hollandse Signaalapparaten Bv
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 Hollandse Signaalapparaten Bv filed Critical Hollandse Signaalapparaten Bv
Publication of SE440282B publication Critical patent/SE440282B/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
    • G01S13/74—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
    • G01S13/781—Secondary Surveillance Radar [SSR] in general
    • G01S13/784—Coders or decoders therefor; Degarbling systems; Defruiting systems

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)
  • Synchronisation In Digital Transmission Systems (AREA)
SE7903556A 1978-04-26 1979-04-23 Avkodare for ett fragestations-svarsstationssystem SE440282B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7804440A NL7804440A (nl) 1978-04-26 1978-04-26 Codedetector voor een interrogator-transponder systeem.

Publications (1)

Publication Number Publication Date
SE440282B true SE440282B (sv) 1985-07-22

Family

ID=19830722

Family Applications (2)

Application Number Title Priority Date Filing Date
SE7903556D SE7903556L (sv) 1978-04-26 1979-04-23 Avkodare for ett fragestations-svarsstationssystem
SE7903556A SE440282B (sv) 1978-04-26 1979-04-23 Avkodare for ett fragestations-svarsstationssystem

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE7903556D SE7903556L (sv) 1978-04-26 1979-04-23 Avkodare for ett fragestations-svarsstationssystem

Country Status (11)

Country Link
US (1) US4314247A (nl)
JP (1) JPS5576966A (nl)
BE (1) BE875834A (nl)
CA (1) CA1141843A (nl)
CH (1) CH645731A5 (nl)
DE (1) DE2914934A1 (nl)
FR (1) FR2424547A1 (nl)
GB (1) GB2020137B (nl)
IT (1) IT1116542B (nl)
NL (1) NL7804440A (nl)
SE (2) SE7903556L (nl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2496900A1 (fr) * 1980-12-23 1982-06-25 Thomson Csf Dispositif de detection des signaux de repondeurs radar et radar secondaire comprenant un tel dispositif
DE3131188C2 (de) * 1981-08-06 1986-09-11 Siemens AG, 1000 Berlin und 8000 München System zur störsicheren zweiseitigen Nachrichtenübertragung
US4533871A (en) * 1981-08-10 1985-08-06 Dsl Dynamic Sciences Limited Range-enable information system for plural mobile objects
US4642638A (en) * 1983-06-27 1987-02-10 The United States Of America As Represented By The Secretary Of The Navy Apparatus for generating enhanced/regenerative bracket decode signals
US4899157A (en) * 1989-04-03 1990-02-06 Allied-Signal Inc. Leading edge detector/reply quantizer
US5010341A (en) * 1989-10-04 1991-04-23 The United States Of America As Represented By The Secretary Of The Navy High pulse repetition frequency radar early warning receiver
US5220329A (en) * 1991-07-30 1993-06-15 Cardion, Inc. Monopulse reply extractor for ssr navigation systems
US20080055150A1 (en) * 2006-09-06 2008-03-06 Garmin International, Inc. Method and system for detecting and decoding air traffic control reply signals

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3188629A (en) * 1962-01-30 1965-06-08 Bernarr H Humpherys Decoder-readout and degarbler
FR1358554A (fr) * 1963-03-05 1964-04-17 Electronique & Radio Ind Perfectionnements aux radars secondaires
FR1395699A (fr) * 1964-03-03 1965-04-16 Electronique & Radio Ind Perfectionnements aux radars secondaires
FR1478351A (fr) * 1965-08-12 1967-04-28 Electronique & Radio Ind Perfectionnements aux dispositifs extracteurs de réponses pour radars secondaires
US3732563A (en) * 1971-07-12 1973-05-08 Us Navy Pulse train decoder-degarbler
FR2152419B1 (nl) * 1971-09-14 1974-05-31 Materiel Telephonique
DE2159317C3 (de) * 1971-11-30 1979-07-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zum Verhindern des Dekodierens verfälscht empfangener, sich gegenseitig beeinflussender Sekundärradar-Antwortinformationen
JPS591987B2 (ja) * 1972-09-18 1984-01-14 ヒコサカ ミツオ ニジカンシレ−ダ ノ オウトウシンゴウケンチホウシキ
JPS5353899A (en) * 1976-10-22 1978-05-16 Toyo Communication Equip Aircraft collision prevent system
GB1544774A (en) * 1977-01-24 1979-04-25 Secr Defence Radio identification systems

Also Published As

Publication number Publication date
IT1116542B (it) 1986-02-10
DE2914934A1 (de) 1979-11-29
FR2424547A1 (fr) 1979-11-23
CA1141843A (en) 1983-02-22
IT7948810A0 (it) 1979-04-23
BE875834A (nl) 1979-08-16
US4314247A (en) 1982-02-02
CH645731A5 (de) 1984-10-15
DE2914934C2 (nl) 1987-08-13
GB2020137A (en) 1979-11-07
NL7804440A (nl) 1979-10-30
GB2020137B (en) 1982-11-24
SE7903556L (sv) 1979-10-27
FR2424547B1 (nl) 1984-11-23
JPS5576966A (en) 1980-06-10

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Legal Events

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NUG Patent has lapsed

Ref document number: 7903556-4

Effective date: 19941110