CA1047632A - Indicateur de proximite adaptable - Google Patents

Indicateur de proximite adaptable

Info

Publication number: CA1047632A
Authority: CA; Canada
Prior art keywords: aircraft; mode; reply; line; proximity
Prior art date: 1973-03-27
Legal status (The legal status 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 status listed.): Expired

Application number

CA293,926A

Other languages

English (en)

Inventor

George B. Litchford

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Litchstreet Co

Original Assignee

Litchstreet Co

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.)

1973-03-27

Filing date

1977-12-28

Publication date

1979-01-30

1973-03-27 Priority claimed from US345432A external-priority patent/US3875570A/en

1977-12-28 Application filed by Litchstreet Co filed Critical Litchstreet Co

1979-01-30 Application granted granted Critical

1979-01-30 Publication of CA1047632A publication Critical patent/CA1047632A/fr

Status Expired legal-status Critical Current

Links

230000003044 adaptive effect Effects 0.000 title abstract description 15
238000012544 monitoring process Methods 0.000 claims description 3
238000005259 measurement Methods 0.000 abstract description 38
238000000034 method Methods 0.000 abstract description 3
239000000872 buffer Substances 0.000 description 28
238000010586 diagram Methods 0.000 description 28
230000001629 suppression Effects 0.000 description 24
230000004044 response Effects 0.000 description 12
230000005540 biological transmission Effects 0.000 description 11
150000002500 ions Chemical class 0.000 description 6
230000001186 cumulative effect Effects 0.000 description 4
230000000694 effects Effects 0.000 description 4
238000012986 modification Methods 0.000 description 4
230000004048 modification Effects 0.000 description 4
230000008859 change Effects 0.000 description 3
238000009432 framing Methods 0.000 description 3
230000004224 protection Effects 0.000 description 3
238000001228 spectrum Methods 0.000 description 3
230000001360 synchronised effect Effects 0.000 description 3
238000012546 transfer Methods 0.000 description 3
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
230000004913 activation Effects 0.000 description 2
230000008901 benefit Effects 0.000 description 2
150000001768 cations Chemical class 0.000 description 2
230000002401 inhibitory effect Effects 0.000 description 2
238000000926 separation method Methods 0.000 description 2
230000001702 transmitter Effects 0.000 description 2
XUKUURHRXDUEBC-KAYWLYCHSA-N Atorvastatin Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-KAYWLYCHSA-N 0.000 description 1
238000012935 Averaging Methods 0.000 description 1
241000282326 Felis catus Species 0.000 description 1
244000290594 Ficus sycomorus Species 0.000 description 1
241000489861 Maximus Species 0.000 description 1
241001108995 Messa Species 0.000 description 1
240000003209 Psilotum nudum Species 0.000 description 1
235000007959 Psilotum nudum Nutrition 0.000 description 1
101100031807 Rattus norvegicus Paics gene Proteins 0.000 description 1
241000193803 Therea Species 0.000 description 1
230000006978 adaptation Effects 0.000 description 1
238000013459 approach Methods 0.000 description 1
230000033228 biological regulation Effects 0.000 description 1
229910052729 chemical element Inorganic materials 0.000 description 1
239000003086 colorant Substances 0.000 description 1
238000004891 communication Methods 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000001934 delay Effects 0.000 description 1
230000003111 delayed effect Effects 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
238000013461 design Methods 0.000 description 1
238000001514 detection method Methods 0.000 description 1
238000011161 development Methods 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
238000001914 filtration Methods 0.000 description 1
230000003455 independent Effects 0.000 description 1
230000000977 initiatory effect Effects 0.000 description 1
230000008520 organization Effects 0.000 description 1
229920000136 polysorbate Polymers 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000000644 propagated effect Effects 0.000 description 1
230000001902 propagating effect Effects 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
241000894007 species Species 0.000 description 1
230000002459 sustained effect Effects 0.000 description 1
238000010408 sweeping Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1

Landscapes

Radar Systems Or Details Thereof (AREA)

CA293,926A 1973-03-27 1977-12-28 Indicateur de proximite adaptable Expired CA1047632A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US345432A US3875570A (en)	1973-03-27	1973-03-27	Adaptive proximity indicating system
CA193,920A CA1025980A (fr)	1973-03-27	1974-03-04	Systeme indicateur de proximite adaptable

Publications (1)

Publication Number	Publication Date
CA1047632A true CA1047632A (fr)	1979-01-30

Family

ID=25667500

Family Applications (5)

Application Number	Title	Priority Date	Filing Date
CA293,926A Expired CA1047632A (fr)	1973-03-27	1977-12-28	Indicateur de proximite adaptable
CA293,923A Expired CA1047629A (fr)	1973-03-27	1977-12-28	Indicateur de proximite adaptable
CA293,924A Expired CA1047630A (fr)	1973-03-27	1977-12-28	Systeme passif indicateur de proximite sensible a l'altitude pour aeronefs
CA293,927A Expired CA1047633A (fr)	1973-03-27	1977-12-28	Indicateur de proximite adaptable
CA293,925A Expired CA1047631A (fr)	1973-03-27	1977-12-28	Systeme passif indicateur de proximite pour aeronefs, dont le mode de fonctionnement est adapte a l'intensite du signal a suppression de lobe lateral

Family Applications After (4)

Application Number	Title	Priority Date	Filing Date
CA293,923A Expired CA1047629A (fr)	1973-03-27	1977-12-28	Indicateur de proximite adaptable
CA293,924A Expired CA1047630A (fr)	1973-03-27	1977-12-28	Systeme passif indicateur de proximite sensible a l'altitude pour aeronefs
CA293,927A Expired CA1047633A (fr)	1973-03-27	1977-12-28	Indicateur de proximite adaptable
CA293,925A Expired CA1047631A (fr)	1973-03-27	1977-12-28	Systeme passif indicateur de proximite pour aeronefs, dont le mode de fonctionnement est adapte a l'intensite du signal a suppression de lobe lateral

Country Status (1)

Country	Link
CA (5)	CA1047632A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN109697892B (zh) *	2019-02-22	2021-04-27	湖北大学	一种时空感知的船舶碰撞风险智能预警方法

1977
- 1977-12-28 CA CA293,926A patent/CA1047632A/fr not_active Expired
- 1977-12-28 CA CA293,923A patent/CA1047629A/fr not_active Expired
- 1977-12-28 CA CA293,924A patent/CA1047630A/fr not_active Expired
- 1977-12-28 CA CA293,927A patent/CA1047633A/fr not_active Expired
- 1977-12-28 CA CA293,925A patent/CA1047631A/fr not_active Expired

Also Published As

Publication number	Publication date
CA1047629A (fr)	1979-01-30
CA1047631A (fr)	1979-01-30
CA1047630A (fr)	1979-01-30
CA1047633A (fr)	1979-01-30

Similar Documents

Publication	Publication Date	Title
US3875570A (en)	1975-04-01	Adaptive proximity indicating system
US4027307A (en)	1977-05-31	Collision avoidance/proximity warning system using secondary radar
US3792472A (en)	1974-02-12	Warning indicator to alert aircraft pilot to presence and bearing of other aircraft
US5075694A (en)	1991-12-24	Airborne surveillance method and system
US5198823A (en)	1993-03-30	Passive secondary surveillance radar using signals of remote SSR and multiple antennas switched in synchronism with rotation of SSR beam
US4319243A (en)	1982-03-09	Airport-surveillance system
Kim et al.	2015	Blended secondary surveillance radar solutions to improve air traffic surveillance
US5196856A (en)	1993-03-23	Passive SSR system utilizing P3 and P2 pulses for synchronizing measurements of TOA data
US4642648A (en)	1987-02-10	Simple passive/active proximity warning system
US7379014B1 (en)	2008-05-27	Taxi obstacle detecting radar
US8279109B1 (en)	2012-10-02	Aircraft bird strike avoidance method and apparatus using transponder
US20020063653A1 (en)	2002-05-30	Method for reducing transmit power for traffic alert and collision avoidance systems and airborne collision avoidance systems
US3895382A (en)	1975-07-15	Method and apparatus for measuring passively range and bearing
US20040046687A1 (en)	2004-03-11	Surveillance system and method for aircraft approach and landing
CA1079838A (fr)	1980-06-17	Systeme de prevention de collisions
US3626411A (en)	1971-12-07	Proximity indicator systems using transponders
JP7623227B2 (ja)	2025-01-28	超長射程ａｄｓ－ｂ検出を介して航空安全性を改善する二次レーダー
GB2115255A (en)	1983-09-01	Collision avoidance systems
US3735408A (en)	1973-05-22	Common azimuth sector indicating system
US5463398A (en)	1995-10-31	Method and apparatus for multiple reply rejection when decoding transponder replay signals
CA1047632A (fr)	1979-01-30	Indicateur de proximite adaptable
Ostroumov et al.	2020	Interrogation rate measurements of distance measuring equipment in air navigation system
US4899156A (en)	1990-02-06	Virtual ATCRBS using signals of remote SSR
US3171121A (en)	1965-02-23	Aircraft collision warning system
Messina	2021	Overview of secondary surveillance radar (SSR) and identification friend/Foe (IFF) systems