NL86272B - - Google Patents
Info
- Publication number
- NL86272B NL86272B NL86272DA NL86272B NL 86272 B NL86272 B NL 86272B NL 86272D A NL86272D A NL 86272DA NL 86272 B NL86272 B NL 86272B
- 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
- 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)
- Radar Systems Or Details Thereof (AREA)
- Circuits Of Receivers In General (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE480572X | 1936-06-20 | ||
| DET48132D DE685039C (de) | 1936-06-20 | 1937-02-05 | Empfangsanordnung fuer Zielfluggeraete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL86272B true NL86272B (en:Method) |
Family
ID=25944374
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL86272D NL86272B (en:Method) | 1936-06-20 | ||
| NL86272A NL50613C (en:Method) | 1936-06-20 | 1938-02-04 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL86272A NL50613C (en:Method) | 1936-06-20 | 1938-02-04 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2208349A (en:Method) |
| CH (1) | CH205574A (en:Method) |
| DE (1) | DE685039C (en:Method) |
| FR (2) | FR822921A (en:Method) |
| GB (2) | GB480572A (en:Method) |
| NL (2) | NL50613C (en:Method) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2433681A (en) * | 1939-12-04 | 1947-12-30 | Emi Ltd | Radio reflection direction and distance determining system |
| NL79494C (en:Method) * | 1941-03-05 | |||
| US2487995A (en) * | 1941-05-26 | 1949-11-15 | Samuel M Tucker | Pulse echo receiver with regenerative feedback |
| US2885665A (en) * | 1941-05-29 | 1959-05-05 | Rca Corp | Pulse echo recognition systems |
| US3103661A (en) * | 1941-06-27 | 1963-09-10 | Gen Electric | Impulse systems |
| US2842763A (en) * | 1942-03-12 | 1958-07-08 | Sperry Rand Corp | Pulse receiving systems |
| US2419607A (en) * | 1942-04-14 | 1947-04-29 | Int Standard Electric Corp | Measuring electrical signal amplitude changes |
| US2966676A (en) * | 1942-06-30 | 1960-12-27 | Bessie E Fox | Electronic apparatus and method for measuring distance |
| US2896161A (en) * | 1942-06-30 | 1959-07-21 | Bessie E Fox | Measuring system |
| US2422122A (en) * | 1942-08-28 | 1947-06-10 | Rca Corp | Radio direction finding |
| US2466467A (en) * | 1943-02-25 | 1949-04-05 | Ncr Co | Communication system |
| US2444568A (en) * | 1943-03-26 | 1948-07-06 | Honeywell Regulator Co | Electronic control circuit |
| US2446244A (en) * | 1943-05-22 | 1948-08-03 | Rca Corp | Pulse-echo system |
| US2684478A (en) * | 1943-06-24 | 1954-07-20 | Us Seerctary Of War | Frequency control for pulsed generators |
| BE480704A (en:Method) * | 1943-07-21 | |||
| US2425102A (en) * | 1943-09-20 | 1947-08-05 | Hazeltine Research Inc | Radiant-energy receiver |
| US2468058A (en) * | 1943-11-23 | 1949-04-26 | Standard Telephones Cables Ltd | Blocking system for multichannel operation |
| US2491450A (en) * | 1944-02-24 | 1949-12-13 | Rca Corp | Radio pulse-echo locator system to distinguish between moving and stationary objects |
| NL81624C (en:Method) * | 1944-03-13 | |||
| US2684465A (en) * | 1944-04-18 | 1954-07-20 | Us Navy | Detection system |
| US2457062A (en) * | 1944-08-02 | 1948-12-21 | Philco Corp | Quenched amplifier system |
| US2720587A (en) * | 1944-08-14 | 1955-10-11 | William I L Wu | Electronic switching detection system |
| US2503835A (en) * | 1944-09-01 | 1950-04-11 | Philco Corp | Signal maintaining circuit |
| US2628349A (en) * | 1944-09-13 | 1953-02-10 | Kenneth W Nightenhelser | Homing system |
| US2561772A (en) * | 1944-10-06 | 1951-07-24 | Rca Corp | System for distinguishing between pulses having different characteristics |
| US2454415A (en) * | 1945-02-24 | 1948-11-23 | Rca Corp | Autoamtic gain control circuit |
| US2434603A (en) * | 1945-02-24 | 1948-01-13 | Westinghouse Electric Corp | Electronic control circuit |
| US2854577A (en) * | 1945-09-18 | 1958-09-30 | Integrator | |
| US2467844A (en) * | 1946-03-26 | 1949-04-19 | Gen Electric | Means for measuring the difference in magnitude of alternately occurring pulses |
| US2574383A (en) * | 1947-11-17 | 1951-11-06 | Honeywell Regulator Co | Temperature control apparatus |
| US2685000A (en) * | 1949-04-29 | 1954-07-27 | Rca Corp | Stabilized direct current amplifier |
| US2723346A (en) * | 1951-04-23 | 1955-11-08 | Northrop Aircraft Inc | Delayed switching circuit |
| US2809345A (en) * | 1952-05-28 | 1957-10-08 | Gulf Research Development Co | Indicating circuit for flux-valves |
| US2786136A (en) * | 1952-07-30 | 1957-03-19 | Underwood Corp | Pulse comparator |
| US2980906A (en) * | 1954-07-19 | 1961-04-18 | Westinghouse Electric Corp | Mono-pulse radar system |
-
0
- NL NL86272D patent/NL86272B/xx unknown
-
1937
- 1937-02-05 DE DET48132D patent/DE685039C/de not_active Expired
- 1937-06-10 FR FR822921D patent/FR822921A/fr not_active Expired
- 1937-06-17 GB GB16895/37A patent/GB480572A/en not_active Expired
-
1938
- 1938-01-31 CH CH205574D patent/CH205574A/de unknown
- 1938-02-02 FR FR49133D patent/FR49133E/fr not_active Expired
- 1938-02-04 GB GB3603/38A patent/GB504060A/en not_active Expired
- 1938-02-04 NL NL86272A patent/NL50613C/xx active
- 1938-02-11 US US190104A patent/US2208349A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR49133E (fr) | 1938-11-07 |
| US2208349A (en) | 1940-07-16 |
| NL50613C (en:Method) | 1941-07-15 |
| GB504060A (en) | 1939-04-19 |
| DE685039C (de) | 1940-10-31 |
| FR822921A (fr) | 1937-01-11 |
| GB480572A (en) | 1938-02-24 |
| CH205574A (de) | 1939-06-30 |