DE69224806T2 - Warnvorrichtung mit Sektorbedrohungsanzeige - Google Patents
Warnvorrichtung mit SektorbedrohungsanzeigeInfo
- Publication number
- DE69224806T2 DE69224806T2 DE69224806T DE69224806T DE69224806T2 DE 69224806 T2 DE69224806 T2 DE 69224806T2 DE 69224806 T DE69224806 T DE 69224806T DE 69224806 T DE69224806 T DE 69224806T DE 69224806 T2 DE69224806 T2 DE 69224806T2
- Authority
- DE
- Germany
- Prior art keywords
- sector
- warning device
- threat indicator
- threat
- indicator
- 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 - Fee Related
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
- G01S3/78—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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Burglar Alarm Systems (AREA)
- Emergency Alarm Devices (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9103793A SE512044C2 (sv) | 1991-12-20 | 1991-12-20 | Hotsektorindikerande varnare |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69224806D1 DE69224806D1 (de) | 1998-04-23 |
DE69224806T2 true DE69224806T2 (de) | 1998-10-08 |
Family
ID=20384682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69224806T Expired - Fee Related DE69224806T2 (de) | 1991-12-20 | 1992-12-16 | Warnvorrichtung mit Sektorbedrohungsanzeige |
Country Status (4)
Country | Link |
---|---|
US (1) | US5349333A (de) |
EP (1) | EP0549550B1 (de) |
DE (1) | DE69224806T2 (de) |
SE (1) | SE512044C2 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5550546A (en) * | 1993-11-19 | 1996-08-27 | Trw Inc. | Advanced parameter encoder with dual integrated pulse present detection and channel/sector arbitration |
SE516665C2 (sv) * | 1995-05-15 | 2002-02-12 | Ericsson Telefon Ab L M | System för att övervaka företeelser som genererar elektromagnetiska signaler |
IL165428A (en) * | 2004-11-28 | 2012-02-29 | Elbit Systems Ltd | Laser direction detection |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2862204A (en) * | 1956-04-27 | 1958-11-25 | Collins Radio Co | Counter measure system |
US3465253A (en) * | 1967-02-09 | 1969-09-02 | Us Army | Pulsed and continuous wave electromagnetic signal detectors |
NO144500C (no) * | 1977-09-21 | 1981-09-16 | Simrad As | Straalingsvarsler. |
US4375034A (en) * | 1980-07-28 | 1983-02-22 | American District Telegraph Company | Passive infrared intrusion detection system |
DE3921951A1 (de) * | 1989-06-16 | 1990-12-20 | Wolfgang Prof Dr Ing Rienecker | Dosis-warngeraet zur sonnenbestrahlung des menschlichen koerpers |
SE9100916L (sv) * | 1991-03-27 | 1992-09-28 | Nobeltech Electronics Ab | Laservarnare |
-
1991
- 1991-12-20 SE SE9103793A patent/SE512044C2/sv not_active IP Right Cessation
-
1992
- 1992-12-16 DE DE69224806T patent/DE69224806T2/de not_active Expired - Fee Related
- 1992-12-16 EP EP92850295A patent/EP0549550B1/de not_active Expired - Lifetime
- 1992-12-21 US US07/992,633 patent/US5349333A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SE9103793D0 (sv) | 1991-12-20 |
US5349333A (en) | 1994-09-20 |
EP0549550B1 (de) | 1998-03-18 |
EP0549550A1 (de) | 1993-06-30 |
SE9103793L (sv) | 1993-06-21 |
SE512044C2 (sv) | 2000-01-17 |
DE69224806D1 (de) | 1998-04-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |