NL46871C - - Google Patents
Info
- Publication number
- NL46871C NL46871C NL46871DA NL46871C NL 46871 C NL46871 C NL 46871C NL 46871D A NL46871D A NL 46871DA NL 46871 C NL46871 C NL 46871C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/04—Modulator circuits; Transmitter circuits
-
- 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)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Road Signs Or Road Markings (AREA)
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE474120X | 1936-01-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL46871C true NL46871C (fr) |
Family
ID=6541666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL46871D NL46871C (fr) | 1936-01-14 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2210666A (fr) |
| AT (1) | AT151142B (fr) |
| FR (1) | FR816266A (fr) |
| GB (1) | GB474120A (fr) |
| NL (1) | NL46871C (fr) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2856852A (en) * | 1944-05-30 | 1958-10-21 | Jr Wilbur S Hinman | Proximity fuze |
| US2505115A (en) * | 1944-09-11 | 1950-04-25 | Belmont Radio Corp | Dipole antenna system |
| GB628956A (en) * | 1944-10-26 | 1949-09-08 | Csf | Improvements in or relating to devices for landing aircraft by means of ultra-high frequency signals |
| US2597862A (en) * | 1945-05-03 | 1952-05-27 | John H Greig | Electronic lobing |
| US2483240A (en) * | 1945-09-07 | 1949-09-27 | Bendix Aviat Corp | Antenna system |
| US2539594A (en) * | 1948-07-17 | 1951-01-30 | Robert H Rines | System and method of communication |
| US2641702A (en) * | 1948-10-22 | 1953-06-09 | Int Standard Electric Corp | Control of wave length in wave guide and coaxial lines |
| US3157878A (en) * | 1960-09-26 | 1964-11-17 | Servo Corp Of America | Broadband antenna array |
| GB1053308A (fr) * | 1963-06-29 | 1900-01-01 | ||
| US3334348A (en) * | 1966-11-25 | 1967-08-01 | Granger Associates | Steerable monopole antenna system having a plurality of reflectors, said reflectors comprising a series of tubular vacuum switches |
| US3465345A (en) * | 1966-06-29 | 1969-09-02 | Sanders Associates Inc | Wide band direction finder mast |
| FR2196527B1 (fr) * | 1972-08-16 | 1977-01-14 | Materiel Telephonique | |
| US3836977A (en) * | 1973-06-25 | 1974-09-17 | Hazeltine Corp | Antenna system having a reflector with a substantially open construction |
| US3955201A (en) * | 1974-07-29 | 1976-05-04 | Crump Lloyd R | Radar randome antenna with switchable R.F. transparency/reflectivity |
-
0
- NL NL46871D patent/NL46871C/xx active
-
1936
- 1936-12-28 AT AT151142D patent/AT151142B/de active
-
1937
- 1937-01-09 US US119777A patent/US2210666A/en not_active Expired - Lifetime
- 1937-01-12 FR FR816266D patent/FR816266A/fr not_active Expired
- 1937-01-12 GB GB974/37A patent/GB474120A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR816266A (fr) | 1937-08-04 |
| US2210666A (en) | 1940-08-06 |
| GB474120A (en) | 1937-10-26 |
| AT151142B (de) | 1937-10-25 |