FR1248549A - Perfectionnements aux radio-altimètres de haute altitude - Google Patents
Perfectionnements aux radio-altimètres de haute altitudeInfo
- Publication number
- FR1248549A FR1248549A FR809471A FR809471A FR1248549A FR 1248549 A FR1248549 A FR 1248549A FR 809471 A FR809471 A FR 809471A FR 809471 A FR809471 A FR 809471A FR 1248549 A FR1248549 A FR 1248549A
- Authority
- FR
- France
- Prior art keywords
- high altitude
- radio altimeters
- altitude radio
- altimeters
- radio
- 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
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
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
- G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S13/36—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR809471A FR1248549A (fr) | 1959-11-06 | 1959-11-06 | Perfectionnements aux radio-altimètres de haute altitude |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR809471A FR1248549A (fr) | 1959-11-06 | 1959-11-06 | Perfectionnements aux radio-altimètres de haute altitude |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1248549A true FR1248549A (fr) | 1960-12-16 |
Family
ID=8720969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR809471A Expired FR1248549A (fr) | 1959-11-06 | 1959-11-06 | Perfectionnements aux radio-altimètres de haute altitude |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1248549A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1264796B (de) * | 1962-08-15 | 1968-03-28 | Siemens Ag Albis | Einrichtung zur Distanzmessung |
EP0287979A2 (fr) * | 1987-04-20 | 1988-10-26 | Honeywell Inc. | Système altimétrique comportant un radar cohérent |
-
1959
- 1959-11-06 FR FR809471A patent/FR1248549A/fr not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1264796B (de) * | 1962-08-15 | 1968-03-28 | Siemens Ag Albis | Einrichtung zur Distanzmessung |
EP0287979A2 (fr) * | 1987-04-20 | 1988-10-26 | Honeywell Inc. | Système altimétrique comportant un radar cohérent |
EP0287979A3 (en) * | 1987-04-20 | 1990-07-04 | Honeywell Inc. | Coherent radar altimeter system |
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