BE457684A - - Google Patents
Info
- Publication number
- BE457684A BE457684A BE457684DA BE457684A BE 457684 A BE457684 A BE 457684A BE 457684D A BE457684D A BE 457684DA BE 457684 A BE457684 A BE 457684A
- Authority
- BE
- Belgium
- Prior art keywords
- radio
- modulated
- receiver
- compass
- compass according
- Prior art date
Links
- 230000010355 oscillation Effects 0.000 claims description 15
- 230000010363 phase shift Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 1
- 241001632004 Tetrahymena sp. SIN Species 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE457684A true BE457684A (en:Method) |
Family
ID=111107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE457684D BE457684A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE457684A (en:Method) |
-
0
- BE BE457684D patent/BE457684A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2421747A (en) | Object locating system | |
| FR2522413A1 (fr) | Procede et systeme pour mesurer des vecteurs sur ligne de base par radio-interferometrie en utilisant des signaux radio-electriques de satellites en orbite et dispositif utilise pour determiner l'emplacement d'un point sur le sol | |
| FR2517435A1 (fr) | Systeme de guidage de missile avec egalisateur de cartes commande par marques horizontale et verticale | |
| JP2021081445A (ja) | 相互に別々の信号修正センサを使用する光学誘導システムおよび方法 | |
| FR2648570A1 (fr) | Dispositif et procede pour mesurer l'azimut et le site d'un objet | |
| EP2587588B1 (fr) | Procede de calibrage d'une antenne active | |
| US4123166A (en) | Optical detector of remote movement including cyclic scanning of target | |
| FR2749398A1 (fr) | Procede et dispositif de geodesie et/ou d'imagerie par traitement de signaux satellitaires | |
| FR2938345A1 (fr) | Procede de determination de la direction d'arrivee d'une onde electromagnetique | |
| BE457684A (en:Method) | ||
| FR2988483A1 (fr) | Dispositif de reception de signaux de radio-navigation multi-antennes | |
| FR2574927A1 (fr) | Procede et dispositif pour determiner et indiquer une direction | |
| FR2463419A1 (fr) | Radio-goniometre automatique de bord | |
| EP0163346B1 (fr) | Système de guidage terminal ou de recalage de position pour aéronef par mesures de distance et d'angle | |
| EP0672917A1 (fr) | Système permettant la localisation d'un récepteur ou d'un émetteur parmi un ensemble d'émetteurs non dédiés au système | |
| JP3715741B2 (ja) | 測位装置 | |
| Dallacasa et al. | Multifrequency observations of the tailed radiosource NGC 4869 in the Coma cluster | |
| BE436667A (en:Method) | ||
| EP4600702A1 (en) | Magnetic field measurements | |
| BE482050A (en:Method) | ||
| BE469834A (en:Method) | ||
| FR2492536A1 (fr) | Systeme d'antenne pour indicateur de direction ou radiogoniometre | |
| BE462970A (en:Method) | ||
| CH417765A (fr) | Instrument de mesure d'une réactance de faible valeur | |
| BE466252A (en:Method) |