GB9704634D0 - Object detection systems - Google Patents
Object detection systemsInfo
- Publication number
- GB9704634D0 GB9704634D0 GBGB9704634.6A GB9704634A GB9704634D0 GB 9704634 D0 GB9704634 D0 GB 9704634D0 GB 9704634 A GB9704634 A GB 9704634A GB 9704634 D0 GB9704634 D0 GB 9704634D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- object detection
- detection systems
- systems
- 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.)
- Withdrawn
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
- 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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
- F02C7/05—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for obviating the penetration of damaging objects or particles
-
- 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
- G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
- G01S13/18—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein range gates are used
-
- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
-
- 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
- G01S13/04—Systems determining presence of a target
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
- G01S7/411—Identification of targets based on measurements of radar reflectivity
- G01S7/412—Identification of targets based on measurements of radar reflectivity based on a comparison between measured values and known or stored values
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9704634A GB2322987A (en) | 1997-03-06 | 1997-03-06 | Object detection in turbine influx or efflux |
PCT/GB1998/000711 WO1998039671A1 (en) | 1997-03-06 | 1998-03-05 | Object detection systems |
AU65083/98A AU6508398A (en) | 1997-03-06 | 1998-03-05 | Object detection systems |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9704634A GB2322987A (en) | 1997-03-06 | 1997-03-06 | Object detection in turbine influx or efflux |
Publications (2)
Publication Number | Publication Date |
---|---|
GB9704634D0 true GB9704634D0 (en) | 1997-04-23 |
GB2322987A GB2322987A (en) | 1998-09-09 |
Family
ID=10808789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9704634A Withdrawn GB2322987A (en) | 1997-03-06 | 1997-03-06 | Object detection in turbine influx or efflux |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU6508398A (en) |
GB (1) | GB2322987A (en) |
WO (1) | WO1998039671A1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009047761B3 (en) * | 2009-12-09 | 2011-06-16 | Areva Np Gmbh | Monitoring system for an interior of a machine |
US8459103B2 (en) | 2011-06-24 | 2013-06-11 | United Technologies Corporation | IDMS signal processing to distinguish inlet particulates |
RU2633766C2 (en) * | 2012-08-09 | 2017-10-18 | Линде Акциенгезелльшафт | Method and device to detect moving objects in gas flow during cryogenic separation of gas |
GB2528882A (en) | 2014-08-01 | 2016-02-10 | Bae Systems Plc | Turbine blade monitoring |
GB2528880A (en) * | 2014-08-01 | 2016-02-10 | Bae Systems Plc | Foreign object debris detection system and method |
CN105022046B (en) * | 2015-07-31 | 2017-06-23 | 中国电子科技集团公司第二十八研究所 | A kind of radar weak target detection method based on characteristics of image |
US10705198B2 (en) * | 2018-03-27 | 2020-07-07 | Infineon Technologies Ag | System and method of monitoring an air flow using a millimeter-wave radar sensor |
CN115047443A (en) * | 2021-03-09 | 2022-09-13 | 深圳市万普拉斯科技有限公司 | Target detection method and device of millimeter wave radar and handheld terminal |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3852741A (en) * | 1973-06-11 | 1974-12-03 | Control Data Canada | Nozzle area measurement |
US4049349A (en) * | 1976-06-30 | 1977-09-20 | Wennerstrom Arthur J | Device for measuring rotor tip clearance in operating turbomachinery |
IT1116443B (en) * | 1977-05-10 | 1986-02-10 | Adele Advanced Electronic S R | LOW CONSUMPTION PULSE OPERATION DOPPLER INTRUSION SENSOR |
CA1111941A (en) * | 1977-12-20 | 1981-11-03 | Saskatchewan Power Corporation | Turbine rotational speed measurement and control utilizing a x-band doppler transceiver |
US4346383A (en) * | 1979-08-04 | 1982-08-24 | Emi Limited | Checking the location of moving parts in a machine |
US4286260A (en) * | 1979-09-11 | 1981-08-25 | E-Systems, Inc. | Ranging quadrature doppler microwave intrusion alarm system |
DE3044242A1 (en) * | 1979-12-11 | 1981-09-03 | Smiths Industries Ltd., London | DISPLAY SYSTEM FOR DISPLAYING THE DISTANCE OF THE BLADES OF A TURBINE TO A REFERENCE POINT |
US4413519A (en) * | 1981-07-29 | 1983-11-08 | Westinghouse Electric Corp. | Turbine blade vibration detection apparatus |
AU6170186A (en) * | 1985-08-23 | 1987-02-26 | C & K Systems, Inc. | Microwave intrusion detection |
US5287111A (en) * | 1992-08-24 | 1994-02-15 | Shmuel Hershkovitz | Doppler shift motion detector with variable power |
US5424824A (en) * | 1993-05-12 | 1995-06-13 | The Boeing Company | Method and apparatus for normal shock sensing within the focal region of a laser beam |
DE4443069C2 (en) * | 1994-12-03 | 1997-01-16 | Deutsche Forsch Luft Raumfahrt | Method for measuring flow vectors in gas flows |
-
1997
- 1997-03-06 GB GB9704634A patent/GB2322987A/en not_active Withdrawn
-
1998
- 1998-03-05 AU AU65083/98A patent/AU6508398A/en not_active Abandoned
- 1998-03-05 WO PCT/GB1998/000711 patent/WO1998039671A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
AU6508398A (en) | 1998-09-22 |
GB2322987A (en) | 1998-09-09 |
WO1998039671A1 (en) | 1998-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |