NL249385A - - Google Patents
Info
- Publication number
- NL249385A NL249385A NL249385A NL249385A NL249385A NL 249385 A NL249385 A NL 249385A NL 249385 A NL249385 A NL 249385A NL 249385 A NL249385 A NL 249385A NL 249385 A NL249385 A NL 249385A
- Authority
- NL
- Netherlands
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G7/00—Direction control systems for self-propelled missiles
- F41G7/20—Direction control systems for self-propelled missiles based on continuous observation of target position
- F41G7/22—Homing guidance systems
- F41G7/2206—Homing guidance systems using a remote control station
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G7/00—Direction control systems for self-propelled missiles
- F41G7/20—Direction control systems for self-propelled missiles based on continuous observation of target position
- F41G7/22—Homing guidance systems
- F41G7/2246—Active homing systems, i.e. comprising both a transmitter and a receiver
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G7/00—Direction control systems for self-propelled missiles
- F41G7/20—Direction control systems for self-propelled missiles based on continuous observation of target position
- F41G7/22—Homing guidance systems
- F41G7/2273—Homing guidance systems characterised by the type of waves
- F41G7/2286—Homing guidance systems characterised by the type of waves using radio waves
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
- G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
- G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
- G01S13/342—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using sinusoidal modulation
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US799047A US3173138A (en) | 1959-03-12 | 1959-03-12 | F.m. continuous wave radar system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL249385A true NL249385A (US07816562-20101019-C00012.png) | 1964-04-10 |
Family
ID=25174911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL249385A NL249385A (US07816562-20101019-C00012.png) | 1959-03-12 | 1960-03-12 |
Country Status (5)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE669876A (US07816562-20101019-C00012.png) * | 1964-09-24 | 1966-01-17 | ||
| US3461452A (en) * | 1966-10-24 | 1969-08-12 | Motorola Inc | Time delay measurements |
| US4205316A (en) * | 1967-03-16 | 1980-05-27 | The United States Of America As Represented By The Secretary Of The Army | Enhanced accuracy doppler fuze |
| US3761908A (en) * | 1971-12-20 | 1973-09-25 | Gen Dynamics Corp | Object detection system |
| US4660040A (en) * | 1985-07-08 | 1987-04-21 | Magnavox Government And Industrial Electronics Company | Target range sensing apparatus |
| GB8919963D0 (en) * | 1989-09-04 | 1990-01-04 | Marconi Co Ltd | Intruder alarm system |
| US5173706A (en) * | 1991-04-16 | 1992-12-22 | General Electric Company | Radar processor with range sidelobe reduction following doppler filtering |
| US5376939A (en) * | 1993-06-21 | 1994-12-27 | Martin Marietta Corporation | Dual-frequency, complementary-sequence pulse radar |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2453169A (en) * | 1943-04-10 | 1948-11-09 | Sperry Corp | Radio ground clearance indicator |
| US2907023A (en) * | 1955-04-27 | 1959-09-29 | Leo V Skinner | Ground clearance indicator |
| US2931030A (en) * | 1956-09-21 | 1960-03-29 | Bloom Leonard | Radar system |
| US3068471A (en) * | 1958-01-09 | 1962-12-11 | Itt | Frequency modulated radar system employing two sinusoidal modulating frequencies |
-
1959
- 1959-03-12 US US799047A patent/US3173138A/en not_active Expired - Lifetime
-
1960
- 1960-03-11 FR FR821096A patent/FR1251045A/fr not_active Expired
- 1960-03-12 CH CH280860A patent/CH386498A/de unknown
- 1960-03-12 NL NL249385A patent/NL249385A/xx unknown
- 1960-03-14 BE BE588581A patent/BE588581A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE588581A (fr) | 1960-09-14 |
| CH386498A (de) | 1965-01-15 |
| US3173138A (en) | 1965-03-09 |
| FR1251045A (fr) | 1961-01-13 |
