FR610443A - Perfectionnements à l'équilibrage des radiogoniomètres - Google Patents
Perfectionnements à l'équilibrage des radiogoniomètresInfo
- Publication number
- FR610443A FR610443A FR610443DA FR610443A FR 610443 A FR610443 A FR 610443A FR 610443D A FR610443D A FR 610443DA FR 610443 A FR610443 A FR 610443A
- Authority
- FR
- France
- Prior art keywords
- direction finders
- balancing direction
- balancing
- finders
- 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
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/04—Details
- G01S3/06—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna
- G01S3/065—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna by using non-directional aerial
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Eye Examination Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR442462X | 1925-05-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR610443A true FR610443A (fr) | 1926-09-06 |
Family
ID=8900212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR610443D Expired FR610443A (fr) | 1925-05-08 | 1925-05-08 | Perfectionnements à l'équilibrage des radiogoniomètres |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE442462C (xx) |
FR (1) | FR610443A (xx) |
GB (1) | GB251984A (xx) |
NL (1) | NL18344C (xx) |
-
0
- NL NL18344D patent/NL18344C/xx active
-
1925
- 1925-05-08 FR FR610443D patent/FR610443A/fr not_active Expired
-
1926
- 1926-04-25 DE DES74260D patent/DE442462C/de not_active Expired
- 1926-05-01 GB GB11532/26A patent/GB251984A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB251984A (en) | 1927-04-07 |
NL18344C (xx) | |
DE442462C (de) | 1927-03-31 |
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