FR2653894B1 - DEVICE FOR TRACKING FLYING MACHINES. - Google Patents
DEVICE FOR TRACKING FLYING MACHINES.Info
- Publication number
- FR2653894B1 FR2653894B1 FR9012351A FR9012351A FR2653894B1 FR 2653894 B1 FR2653894 B1 FR 2653894B1 FR 9012351 A FR9012351 A FR 9012351A FR 9012351 A FR9012351 A FR 9012351A FR 2653894 B1 FR2653894 B1 FR 2653894B1
- Authority
- FR
- France
- Prior art keywords
- flying machines
- tracking flying
- tracking
- machines
- flying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/08—Catadioptric systems
- G02B17/0896—Catadioptric systems with variable magnification or multiple imaging planes, including multispectral systems
-
- 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
- G01S3/78—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 electromagnetic waves other than radio waves
- G01S3/781—Details
-
- 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
- G01S3/78—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 electromagnetic waves other than radio waves
- G01S3/782—Systems for determining direction or deviation from predetermined direction
- G01S3/783—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived from static detectors or detector systems
- G01S3/784—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived from static detectors or detector systems using a mosaic of detectors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/08—Catadioptric systems
- G02B17/0804—Catadioptric systems using two curved mirrors
- G02B17/0808—Catadioptric systems using two curved mirrors on-axis systems with at least one of the mirrors having a central aperture
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19893936028 DE3936028C1 (en) | 1989-10-28 | 1989-10-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2653894A1 FR2653894A1 (en) | 1991-05-03 |
FR2653894B1 true FR2653894B1 (en) | 1992-09-18 |
Family
ID=6392481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9012351A Expired - Lifetime FR2653894B1 (en) | 1989-10-28 | 1990-10-08 | DEVICE FOR TRACKING FLYING MACHINES. |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3936028C1 (en) |
FR (1) | FR2653894B1 (en) |
GB (1) | GB2237405B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2942554B1 (en) * | 2009-02-20 | 2014-08-01 | Sagem Defense Securite | DEVICE AND METHOD FOR GUIDING A MISSILE TO AN ASSOCIATED TARGET, MISSILE AND SELF-DIAGRAM. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2923202A (en) * | 1948-08-21 | 1960-02-02 | Northrop Corp | Dual field optical system |
US3242336A (en) * | 1960-05-12 | 1966-03-22 | Perkin Elmer Corp | Variable thickness infrared chopper to change the focus of the optical system |
US3614449A (en) * | 1969-02-12 | 1971-10-19 | Itt | Optical tracking system utilizing a coaxial lens system |
GB1276769A (en) * | 1970-03-18 | 1972-06-07 | Int Standard Electric Corp | Dual field tracking system |
-
1989
- 1989-10-28 DE DE19893936028 patent/DE3936028C1/de not_active Expired - Fee Related
-
1990
- 1990-10-08 FR FR9012351A patent/FR2653894B1/en not_active Expired - Lifetime
- 1990-10-22 GB GB9022941A patent/GB2237405B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2237405B (en) | 1993-09-29 |
DE3936028C1 (en) | 1991-02-21 |
GB9022941D0 (en) | 1990-12-05 |
GB2237405A (en) | 1991-05-01 |
FR2653894A1 (en) | 1991-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
CJ | Change in legal form | ||
CD | Change of name or company name | ||
TP | Transmission of property | ||
ST | Notification of lapse |