GB1551526A - Direction finding - Google Patents
Direction findingInfo
- Publication number
- GB1551526A GB1551526A GB1814577A GB1814577A GB1551526A GB 1551526 A GB1551526 A GB 1551526A GB 1814577 A GB1814577 A GB 1814577A GB 1814577 A GB1814577 A GB 1814577A GB 1551526 A GB1551526 A GB 1551526A
- Authority
- GB
- United Kingdom
- Prior art keywords
- direction finding
- finding
- 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
-
- 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
- G01S3/02—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 radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1814577A GB1551526A (en) | 1978-02-16 | 1978-02-16 | Direction finding |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1814577A GB1551526A (en) | 1978-02-16 | 1978-02-16 | Direction finding |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1551526A true GB1551526A (en) | 1979-08-30 |
Family
ID=10107426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1814577A Expired GB1551526A (en) | 1978-02-16 | 1978-02-16 | Direction finding |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1551526A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4489327A (en) * | 1981-03-24 | 1984-12-18 | Racal Communications Equipment Limited | Direction finding |
GB2155269A (en) * | 1983-09-20 | 1985-09-18 | Marconi Co Ltd | 2-channel modulated T D M radar receivers |
US4626859A (en) * | 1983-10-07 | 1986-12-02 | Racal Research Limited | Direction finding systems |
CN116165599A (en) * | 2023-04-24 | 2023-05-26 | 武汉能钠智能装备技术股份有限公司四川省成都市分公司 | Ultrashort wave direction finding system and integrated ultrashort wave direction finding equipment |
-
1978
- 1978-02-16 GB GB1814577A patent/GB1551526A/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4489327A (en) * | 1981-03-24 | 1984-12-18 | Racal Communications Equipment Limited | Direction finding |
GB2155269A (en) * | 1983-09-20 | 1985-09-18 | Marconi Co Ltd | 2-channel modulated T D M radar receivers |
US4626859A (en) * | 1983-10-07 | 1986-12-02 | Racal Research Limited | Direction finding systems |
CN116165599A (en) * | 2023-04-24 | 2023-05-26 | 武汉能钠智能装备技术股份有限公司四川省成都市分公司 | Ultrashort wave direction finding system and integrated ultrashort wave direction finding equipment |
CN116165599B (en) * | 2023-04-24 | 2023-06-27 | 武汉能钠智能装备技术股份有限公司四川省成都市分公司 | Ultrashort wave direction finding system and integrated ultrashort wave direction finding equipment |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |