FR945192A - Perfectionnements aux systèmes de mesure de distance par radio et analogues - Google Patents
Perfectionnements aux systèmes de mesure de distance par radio et analoguesInfo
- Publication number
- FR945192A FR945192A FR945192DA FR945192A FR 945192 A FR945192 A FR 945192A FR 945192D A FR945192D A FR 945192DA FR 945192 A FR945192 A FR 945192A
- Authority
- FR
- France
- Prior art keywords
- distance measuring
- measuring systems
- radio distance
- radio
- systems
- 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
- 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)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB259856X | 1945-10-12 | ||
GB111046X | 1946-10-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR945192A true FR945192A (fr) | 1949-04-27 |
Family
ID=26248062
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR945192D Expired FR945192A (fr) | 1945-10-12 | 1947-04-15 | Perfectionnements aux systèmes de mesure de distance par radio et analogues |
Country Status (4)
Country | Link |
---|---|
US (1) | US2556109A (fr) |
CH (1) | CH259856A (fr) |
FR (1) | FR945192A (fr) |
GB (1) | GB610534A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH244084A (de) * | 1943-10-27 | 1946-08-31 | Patelhold Patentverwertung | Verfahren und Einrichtung zur Beobachtung eines Gegenstandes von einer Stelle aus, an der Schwingungen gesendet und empfangen werden. |
US2641754A (en) * | 1946-04-12 | 1953-06-09 | Nat Res Dev | Terrain clearance indicator |
US3732564A (en) * | 1951-04-10 | 1973-05-08 | Us Navy | Pulse doppler fuze |
US3264644A (en) * | 1962-12-31 | 1966-08-02 | Trw Inc | Unambiguous range radar system |
FR2204811B1 (fr) * | 1972-10-31 | 1977-04-01 | Thomson Csf | |
US4846571A (en) * | 1986-11-03 | 1989-07-11 | Raytheon Company | AM-FM laser |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2233183A (en) * | 1938-11-12 | 1941-02-25 | Gen Electric | Frequency modulation system |
BE474584A (fr) * | 1940-06-04 |
-
1945
- 1945-10-12 GB GB26760/45A patent/GB610534A/en not_active Expired
-
1946
- 1946-12-03 CH CH259856D patent/CH259856A/fr unknown
-
1947
- 1947-04-15 FR FR945192D patent/FR945192A/fr not_active Expired
- 1947-07-18 US US761858A patent/US2556109A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB610534A (en) | 1948-10-18 |
US2556109A (en) | 1951-06-05 |
CH259856A (fr) | 1949-02-15 |
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