FR2621397B1 - Equipement de guidage pour systeme d'atterrissage en hyperfrequences - Google Patents
Equipement de guidage pour systeme d'atterrissage en hyperfrequencesInfo
- Publication number
- FR2621397B1 FR2621397B1 FR888812325A FR8812325A FR2621397B1 FR 2621397 B1 FR2621397 B1 FR 2621397B1 FR 888812325 A FR888812325 A FR 888812325A FR 8812325 A FR8812325 A FR 8812325A FR 2621397 B1 FR2621397 B1 FR 2621397B1
- Authority
- FR
- France
- Prior art keywords
- landing system
- guidance equipment
- microwave landing
- microwave
- guidance
- Prior art date
- 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 - Lifetime
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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/08—Systems for determining direction or position line
- G01S1/44—Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
- G01S1/54—Narrow-beam systems producing at a receiver a pulse-type envelope signal of the carrier wave of the beam, the timing of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon; Overlapping broad beam systems defining a narrow zone and producing at a receiver a pulse-type envelope signal of the carrier wave of the beam, the timing of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/04—Details
- G01S1/042—Transmitters
- G01S1/0428—Signal details
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/04—Control of altitude or depth
- G05D1/06—Rate of change of altitude or depth
- G05D1/0607—Rate of change of altitude or depth specially adapted for aircraft
- G05D1/0653—Rate of change of altitude or depth specially adapted for aircraft during a phase of take-off or landing
- G05D1/0676—Rate of change of altitude or depth specially adapted for aircraft during a phase of take-off or landing specially adapted for landing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
- H01Q3/40—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means with phasing matrix
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Aviation & Aerospace Engineering (AREA)
- Automation & Control Theory (AREA)
- Radar Systems Or Details Thereof (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62236487A JPS6478177A (en) | 1987-09-21 | 1987-09-21 | Landing guiding device |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2621397A1 FR2621397A1 (fr) | 1989-04-07 |
FR2621397B1 true FR2621397B1 (fr) | 1991-12-13 |
Family
ID=17001458
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR888812325A Expired - Lifetime FR2621397B1 (fr) | 1987-09-21 | 1988-09-21 | Equipement de guidage pour systeme d'atterrissage en hyperfrequences |
Country Status (4)
Country | Link |
---|---|
US (1) | US4899160A (fr) |
JP (1) | JPS6478177A (fr) |
CA (1) | CA1293314C (fr) |
FR (1) | FR2621397B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5140333A (en) * | 1991-08-23 | 1992-08-18 | Westinghouse Electric Corp. | System and method for operating transmit/receive modules of active aperture phased array antennas |
US5276452A (en) * | 1992-06-24 | 1994-01-04 | Raytheon Company | Scan compensation for array antenna on a curved surface |
US5333001A (en) * | 1993-05-18 | 1994-07-26 | Martin Marietta Corporation | Multifrequency antenna array |
WO2016153265A1 (fr) * | 2015-03-26 | 2016-09-29 | 엘지전자 주식회사 | Procédé et dispositif pour estimer une fréquence doppler par utilisation d'un processus de balayage de faisceau dans un système de communication sans fil |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4178581A (en) * | 1978-11-03 | 1979-12-11 | The Bendix Corporation | Integrated antenna aperture |
IT1179394B (it) * | 1984-07-09 | 1987-09-16 | Selenia Ind Elettroniche | Antenna multifascio in grado di realizzare posizioni di fascio diverse in funzione del settore angolare di interesse |
-
1987
- 1987-09-21 JP JP62236487A patent/JPS6478177A/ja active Granted
-
1988
- 1988-09-20 CA CA000577874A patent/CA1293314C/fr not_active Expired - Lifetime
- 1988-09-20 US US07/246,683 patent/US4899160A/en not_active Expired - Fee Related
- 1988-09-21 FR FR888812325A patent/FR2621397B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2621397A1 (fr) | 1989-04-07 |
JPH05670B2 (fr) | 1993-01-06 |
CA1293314C (fr) | 1991-12-17 |
JPS6478177A (en) | 1989-03-23 |
US4899160A (en) | 1990-02-06 |
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