GB2108666B - Personnel or object detection at sea - Google Patents
Personnel or object detection at seaInfo
- Publication number
- GB2108666B GB2108666B GB08223345A GB8223345A GB2108666B GB 2108666 B GB2108666 B GB 2108666B GB 08223345 A GB08223345 A GB 08223345A GB 8223345 A GB8223345 A GB 8223345A GB 2108666 B GB2108666 B GB 2108666B
- Authority
- GB
- United Kingdom
- Prior art keywords
- sea
- personnel
- object detection
- detection
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
- B63C9/0005—Life-saving in water by means of alarm devices for persons falling into the water, e.g. by signalling, by controlling the propulsion or manoeuvring means of the boat
-
- 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
- G01S1/72—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 ultrasonic, sonic or infrasonic waves
- G01S1/725—Marker, boundary, call-sign or like beacons transmitting signals not carrying directional information
-
- 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
- G01S3/80—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 ultrasonic, sonic or infrasonic waves
- G01S3/802—Systems for determining direction or deviation from predetermined direction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/001—Acoustic presence detection
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08223345A GB2108666B (en) | 1981-08-27 | 1982-08-13 | Personnel or object detection at sea |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8126136 | 1981-08-27 | ||
GB08223345A GB2108666B (en) | 1981-08-27 | 1982-08-13 | Personnel or object detection at sea |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2108666A GB2108666A (en) | 1983-05-18 |
GB2108666B true GB2108666B (en) | 1986-05-21 |
Family
ID=26280582
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08223345A Expired GB2108666B (en) | 1981-08-27 | 1982-08-13 | Personnel or object detection at sea |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2108666B (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2646826A1 (en) * | 1989-05-11 | 1990-11-16 | Brongniart Pascal | ELECTRONIC RESCUE SYSTEM FOR ACCIDENTALLY FALLING Sinking |
FR2671284A1 (en) * | 1991-01-08 | 1992-07-10 | Thomson Csf | System for preventing accidental drowning, with enhanced safety |
EP0508819A3 (en) * | 1991-04-10 | 1993-06-16 | Abbotsbury Software Limited | Apparatus for tracking and communicating with objects under water |
FR2685282A1 (en) * | 1991-12-23 | 1993-06-25 | Burle Gilles | Sea rescue |
FR2740426B1 (en) * | 1995-10-31 | 1997-12-26 | Delattre Bertrand | COMMUNICATION AND ALERT DEVICE FOR UNDERWATER DIVER |
IT1284995B1 (en) * | 1996-10-22 | 1998-05-28 | E T G Elettronica Di Terliso G | RECALL AND / OR SIGNALING DEVICE FOR IMMERSION IMMERSIONERS |
ES2137843B1 (en) * | 1997-03-25 | 2000-08-16 | Vallori Sebastian E Bendito | LOCATION AND CONTROL SYSTEM FOR MOBILE OBJECTS. |
AU5879399A (en) * | 1998-10-07 | 2000-04-26 | Diel Marketing Proprietary Limited | Alarm arrangement |
US8717847B2 (en) | 2012-03-15 | 2014-05-06 | Echopilot Marine Electronics Limited | Sonar apparatus |
GB2571076B (en) * | 2018-02-14 | 2022-06-22 | Bae Systems Plc | Transmitter and receiver |
-
1982
- 1982-08-13 GB GB08223345A patent/GB2108666B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2108666A (en) | 1983-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19980813 |