FR959692A - - Google Patents
Info
- Publication number
- FR959692A FR959692A FR959692DA FR959692A FR 959692 A FR959692 A FR 959692A FR 959692D A FR959692D A FR 959692DA FR 959692 A FR959692 A FR 959692A
- Authority
- FR
- France
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/18—Automatic scanning over a band of frequencies
- H03J7/32—Automatic scanning over a band of frequencies with simultaneous display of received frequencies, e.g. panoramic receivers
-
- 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
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
- G01S7/4004—Means for monitoring or calibrating of parts of a radar system
- G01S7/4008—Means for monitoring or calibrating of parts of a radar system of transmitters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR272301X | 1941-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR959692A true FR959692A (en) | 1950-03-31 |
Family
ID=8886040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR959692D Expired FR959692A (en) | 1941-05-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2454797A (en) |
| BE (1) | BE447126A (en) |
| CH (1) | CH272301A (en) |
| DE (1) | DE895317C (en) |
| FR (1) | FR959692A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3028594A (en) * | 1948-01-05 | 1962-04-03 | Robert F Rychlik | Self-synchronous tuning system for variable frequency radar system |
| DE1098555B (en) * | 1958-03-01 | 1961-02-02 | Dr Maximilian Waechtler | Visual direction finder |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1878737A (en) * | 1930-05-06 | 1932-09-20 | Edward L Corbett | Radio beacon system |
| US2130913A (en) * | 1935-04-30 | 1938-09-20 | Rca Corp | System for the communication of intelligence |
| US2214342A (en) * | 1937-06-12 | 1940-09-10 | Neufeld Jacob | Position finding |
| US2279151A (en) * | 1938-02-21 | 1942-04-07 | Panoramic Radio Corp | Panoramic radio receiving system |
| US2273914A (en) * | 1938-04-26 | 1942-02-24 | Panoramic Radio Corp | Radio navigation system |
| FR846835A (en) * | 1938-06-03 | 1939-09-26 | Method for guiding a mobile device such as an airplane or a ship | |
| US2361956A (en) * | 1938-12-09 | 1944-11-07 | Sperry Gyroscope Co Inc | Automatic position indicating system |
| US2367907A (en) * | 1941-11-21 | 1945-01-23 | Wallace Marcel | Panoramic radio receiving system |
-
0
- FR FR959692D patent/FR959692A/fr not_active Expired
- BE BE447126D patent/BE447126A/xx unknown
-
1943
- 1943-04-06 CH CH272301D patent/CH272301A/en unknown
- 1943-05-24 US US488294A patent/US2454797A/en not_active Expired - Lifetime
-
1950
- 1950-10-01 DE DEM6778A patent/DE895317C/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2454797A (en) | 1948-11-30 |
| BE447126A (en) | |
| CH272301A (en) | 1950-12-15 |
| DE895317C (en) | 1953-11-02 |