NL40848C - - Google Patents
Info
- Publication number
- NL40848C NL40848C NL40848DA NL40848C NL 40848 C NL40848 C NL 40848C NL 40848D A NL40848D A NL 40848DA NL 40848 C NL40848 C NL 40848C
- 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
- G01S3/08—Means for reducing polarisation errors, e.g. by use of Adcock or spaced loop antenna systems
- G01S3/085—Means for reducing polarisation errors, e.g. by use of Adcock or spaced loop antenna systems by using spaced loop aerial systems
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Near-Field Transmission Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL438326X | 1934-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL40848C true NL40848C (ja) |
Family
ID=19786217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL40848D NL40848C (ja) | 1934-05-09 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR789403A (ja) |
| GB (1) | GB438326A (ja) |
| NL (1) | NL40848C (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK507584A (da) * | 1984-10-24 | 1986-04-25 | Electronic Identification Syst | Anlaeg til transmission af hoejfrekvente, eletromagnetiske signaler |
-
0
- NL NL40848D patent/NL40848C/xx active
-
1935
- 1935-04-23 GB GB12220/35A patent/GB438326A/en not_active Expired
- 1935-04-30 FR FR789403D patent/FR789403A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB438326A (en) | 1935-11-14 |
| FR789403A (fr) | 1935-10-29 |