NL45513C - - Google Patents
Info
- Publication number
- NL45513C NL45513C NL45513DA NL45513C NL 45513 C NL45513 C NL 45513C NL 45513D A NL45513D A NL 45513DA NL 45513 C NL45513 C NL 45513C
- Authority
- NL
- Netherlands
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)
- Details Of Aerials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2201807X | 1935-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL45513C true NL45513C (xx) |
Family
ID=7989803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL45513D NL45513C (xx) | 1935-11-09 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2201807A (xx) |
| NL (1) | NL45513C (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE463047A (xx) * | 1945-01-27 | |||
| US2785396A (en) * | 1946-01-09 | 1957-03-12 | Philip S Carter | Large circumference loop antennas |
-
0
- NL NL45513D patent/NL45513C/xx active
-
1936
- 1936-12-31 US US118458A patent/US2201807A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2201807A (en) | 1940-05-21 |