IT7921099A0 - Rivelatore di codice digitale alinea di ritardo, particolarmente per trasponditori di radarfari. - Google Patents
Rivelatore di codice digitale alinea di ritardo, particolarmente per trasponditori di radarfari.Info
- Publication number
- IT7921099A0 IT7921099A0 IT7921099A IT2109979A IT7921099A0 IT 7921099 A0 IT7921099 A0 IT 7921099A0 IT 7921099 A IT7921099 A IT 7921099A IT 2109979 A IT2109979 A IT 2109979A IT 7921099 A0 IT7921099 A0 IT 7921099A0
- Authority
- IT
- Italy
- Prior art keywords
- transponders
- delay line
- digital code
- code detector
- line digital
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/889,164 US4241310A (en) | 1978-03-23 | 1978-03-23 | Delay line digital code detector |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7921099A0 true IT7921099A0 (it) | 1979-03-19 |
IT1111948B IT1111948B (it) | 1986-01-13 |
Family
ID=25394613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21099/79A IT1111948B (it) | 1978-03-23 | 1979-03-19 | Rivelatore di codice digitale a linea di ritardo,particolarmente per trasponditori di radarfari |
Country Status (6)
Country | Link |
---|---|
US (1) | US4241310A (it) |
JP (1) | JPS54130894A (it) |
DE (1) | DE2910790A1 (it) |
FR (1) | FR2420772A1 (it) |
GB (1) | GB2017447B (it) |
IT (1) | IT1111948B (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2823548C2 (de) * | 1978-05-30 | 1985-02-07 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur Serien-Parallelwandlung von Antwortsignalen in Sekundär-Radar-Systemen |
DE3034640A1 (de) * | 1980-09-13 | 1982-05-06 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Anordnung zur erkennung eines binaeren wortes |
US4553042A (en) * | 1983-07-27 | 1985-11-12 | Rca Corporation | Signal transition enhancement circuit |
US4587448A (en) * | 1983-07-27 | 1986-05-06 | Rca Corporation | Signal transition detection circuit |
CA1219338A (en) * | 1983-07-27 | 1987-03-17 | Rca Corporation | Signal processing circuit |
US4945550A (en) * | 1989-04-07 | 1990-07-31 | Allied-Signal Inc. | ATCRBS/SIF/TCAS reply decoder |
FR2688596B1 (fr) * | 1992-03-10 | 1994-04-29 | Thomson Csf | Procede et dispositif de detection de melanges d'impulsions recues par un radar secondaire par analyse de phase. |
US20060027651A1 (en) * | 2004-08-06 | 2006-02-09 | Berckefeldt Richard R | Flight identification system and method of determining flight identification using mode-S address |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2706810A (en) * | 1945-09-18 | 1955-04-19 | Andrew B Jacobsen | Coded data decoder |
US2950463A (en) * | 1954-06-08 | 1960-08-23 | Hazeltine Research Inc | Pulse-translating system |
US3051928A (en) * | 1959-06-30 | 1962-08-28 | Itt | Pulse pair decoder |
FR1432555A (fr) * | 1964-11-05 | 1966-03-25 | Electronique & Radio Ind | Perfectionnements aux radars secondaires |
NL7104722A (it) * | 1971-04-08 | 1972-10-10 | ||
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 |
DE2622827C2 (de) * | 1976-05-21 | 1985-03-28 | Siemens AG, 1000 Berlin und 8000 München | Decodierschaltung für Sekundärradar- Antwortsignale |
-
1978
- 1978-03-23 US US05/889,164 patent/US4241310A/en not_active Expired - Lifetime
-
1979
- 1979-02-15 FR FR7903838A patent/FR2420772A1/fr active Granted
- 1979-03-07 GB GB7908061A patent/GB2017447B/en not_active Expired
- 1979-03-16 JP JP3010979A patent/JPS54130894A/ja active Pending
- 1979-03-19 DE DE19792910790 patent/DE2910790A1/de active Granted
- 1979-03-19 IT IT21099/79A patent/IT1111948B/it active
Also Published As
Publication number | Publication date |
---|---|
GB2017447A (en) | 1979-10-03 |
GB2017447B (en) | 1982-08-04 |
IT1111948B (it) | 1986-01-13 |
DE2910790C2 (it) | 1987-10-22 |
JPS54130894A (en) | 1979-10-11 |
DE2910790A1 (de) | 1979-09-27 |
US4241310A (en) | 1980-12-23 |
FR2420772B1 (it) | 1984-01-27 |
FR2420772A1 (fr) | 1979-10-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE18839T1 (de) | Digitales funksystem. | |
NO803275L (no) | Radarsystem. | |
NO154777C (no) | Radarsystem. | |
IT1098893B (it) | Sistema di trasmissione,di tipo digitale | |
NO802747L (no) | Radarreflektor. | |
NL189732C (nl) | Radarstelsel. | |
NO772757L (no) | Marint radaranlegg. | |
IT7921099A0 (it) | Rivelatore di codice digitale alinea di ritardo, particolarmente per trasponditori di radarfari. | |
IT8021318A0 (it) | Sistema di codifica per un sistema di raccolta dati a linea di ritardo. | |
NO146690C (no) | Dopplerradaranlegg. | |
IT8122382A0 (it) | Impianto di indicazione di posizione. | |
NO148091C (no) | Radarantennesystem. | |
IT7925647A0 (it) | Impianto radar. | |
NL7903229A (nl) | Radarstelsel. | |
DE3280317D1 (de) | Radar-abfragegeraet. | |
DK151705C (da) | Cylindrisk hoej silo til ikke risledygtigt massegods. | |
NO772789L (no) | Digitalt radaranlegg. | |
NL186344C (nl) | Radarbaken. | |
IT8121544A0 (it) | Ricevitore radar. | |
NL191585C (nl) | Richtmerk-indicator. | |
NL7603190A (nl) | Bekledingswerkwijze, alsmede de aldus beklede voortbrengselen. | |
NO810972L (no) | Dipol-antenne. | |
IT8125207A0 (it) | Catalizzatore di ossideidrogenazione. | |
NL7705124A (nl) | Radarstelsel. | |
IT8125956A0 (it) | Espansore di segnali. |