FR38510E - Radio déphaseur - Google Patents
Radio déphaseurInfo
- Publication number
- FR38510E FR38510E FR38510DA FR38510E FR 38510 E FR38510 E FR 38510E FR 38510D A FR38510D A FR 38510DA FR 38510 E FR38510 E FR 38510E
- Authority
- FR
- France
- Prior art keywords
- phase shifter
- radio
- shifter radio
- phase
- shifter
- 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)
- Near-Field Transmission Systems (AREA)
- Selective Calling Equipment (AREA)
- Burglar Alarm Systems (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR592439X | 1930-10-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR38510E true FR38510E (fr) | 1931-06-13 |
Family
ID=8964829
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR686863D Expired FR686863A (fr) | 1930-10-18 | 1929-03-09 | Radio déphaseur |
FR38510D Expired FR38510E (fr) | 1930-10-18 | 1929-12-16 | Radio déphaseur |
FR40280D Expired FR40280E (fr) | 1930-10-18 | 1930-10-18 | Radio-déphaseur |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR686863D Expired FR686863A (fr) | 1930-10-18 | 1929-03-09 | Radio déphaseur |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR40280D Expired FR40280E (fr) | 1930-10-18 | 1930-10-18 | Radio-déphaseur |
Country Status (4)
Country | Link |
---|---|
US (1) | US1854733A (fr) |
DE (1) | DE592439C (fr) |
FR (3) | FR686863A (fr) |
GB (1) | GB363561A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE754630C (de) * | 1934-01-27 | 1953-06-08 | Marconi Wireless Telegraph Co | Einrichtung zur abwechselnden Freigabe und Sperrung der Energieuebertragung auf einer Hochfrequenzleitung |
NL59218C (fr) * | 1940-01-04 | |||
DE879717C (de) * | 1940-01-04 | 1953-06-15 | Aga Baltic Aktiebolag | Vorrichtung zur periodischen Antennenumschaltung bei Funkfeuern fuer Feldstaerkevergleich |
FR1458197A (fr) * | 1965-06-02 | 1966-03-04 | Montages Electr Atel | Modulateur mécanique et applications |
-
1929
- 1929-03-09 FR FR686863D patent/FR686863A/fr not_active Expired
- 1929-12-16 FR FR38510D patent/FR38510E/fr not_active Expired
-
1930
- 1930-10-18 FR FR40280D patent/FR40280E/fr not_active Expired
-
1931
- 1931-02-24 US US517827A patent/US1854733A/en not_active Expired - Lifetime
- 1931-03-04 GB GB6796/31A patent/GB363561A/en not_active Expired
- 1931-10-18 DE DEB152602D patent/DE592439C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US1854733A (en) | 1932-04-19 |
FR40280E (fr) | 1932-06-08 |
GB363561A (en) | 1931-12-24 |
FR686863A (fr) | 1930-07-31 |
DE592439C (de) | 1934-02-10 |
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