FR921207A - Improvements to electromagnetic tracking systems - Google Patents
Improvements to electromagnetic tracking systemsInfo
- Publication number
- FR921207A FR921207A FR921207DA FR921207A FR 921207 A FR921207 A FR 921207A FR 921207D A FR921207D A FR 921207DA FR 921207 A FR921207 A FR 921207A
- Authority
- FR
- France
- Prior art keywords
- tracking systems
- electromagnetic tracking
- electromagnetic
- systems
- tracking
- 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
- 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
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/292—Extracting wanted echo-signals
- G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
- G01S7/2925—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods by using shape of radiation pattern
-
- 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
-
- 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
- G01S13/42—Simultaneous measurement of distance and other co-ordinates
- G01S13/44—Monopulse radar, i.e. simultaneous lobing
- G01S13/4445—Monopulse radar, i.e. simultaneous lobing amplitude comparisons monopulse, i.e. comparing the echo signals received by an antenna arrangement with overlapping squinted beams
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR921207T | 1945-11-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR921207A true FR921207A (en) | 1947-04-30 |
Family
ID=9434368
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR921207D Expired FR921207A (en) | 1945-11-07 | 1945-11-07 | Improvements to electromagnetic tracking systems |
FR921206D Expired FR921206A (en) | 1945-11-07 | 1945-11-07 | Improvements in electromagnetic obstacle detection procedures |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR921206D Expired FR921206A (en) | 1945-11-07 | 1945-11-07 | Improvements in electromagnetic obstacle detection procedures |
Country Status (2)
Country | Link |
---|---|
FR (2) | FR921207A (en) |
GB (1) | GB640147A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1256739B (en) * | 1963-02-16 | 1967-12-21 | Hughes Aircraft Co | Device in aircraft for displaying obstacles by means of a monopulse radar device |
DE978047C (en) * | 1965-05-07 | 1977-10-06 | Siemens Ag | Panoramic pulse radar device with speed selection and two radiation beams |
DE977822C (en) * | 1965-08-08 | 1971-01-21 | Georg Kosel Dipl Ing Dr | Panoramic radar device with intersection DF antenna |
-
1945
- 1945-11-07 FR FR921207D patent/FR921207A/en not_active Expired
- 1945-11-07 FR FR921206D patent/FR921206A/en not_active Expired
-
1946
- 1946-10-10 GB GB30321/46A patent/GB640147A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB640147A (en) | 1950-07-12 |
FR921206A (en) | 1947-04-30 |
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