CH229871A - Procedure for course setting by means of frequency-modulated radiation. - Google Patents
Procedure for course setting by means of frequency-modulated radiation.Info
- Publication number
- CH229871A CH229871A CH229871DA CH229871A CH 229871 A CH229871 A CH 229871A CH 229871D A CH229871D A CH 229871DA CH 229871 A CH229871 A CH 229871A
- Authority
- CH
- Switzerland
- Prior art keywords
- procedure
- frequency
- modulated radiation
- course setting
- course
- Prior art date
Links
- 230000005855 radiation Effects 0.000 title 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
- 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)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE229871X | 1941-05-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH229871A true CH229871A (en) | 1943-11-30 |
Family
ID=5868041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH229871D CH229871A (en) | 1941-05-10 | 1942-04-07 | Procedure for course setting by means of frequency-modulated radiation. |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE445387A (en) |
CH (1) | CH229871A (en) |
FR (1) | FR881410A (en) |
NL (1) | NL63653C (en) |
-
0
- NL NL63653D patent/NL63653C/xx active
- BE BE445387D patent/BE445387A/xx unknown
-
1942
- 1942-04-07 CH CH229871D patent/CH229871A/en unknown
- 1942-04-21 FR FR881410D patent/FR881410A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE445387A (en) | |
NL63653C (en) | |
FR881410A (en) | 1943-04-23 |
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