AT320743B - Verfahren und Vorrichtung für die Auffindung von Objekten nach dem Hochfrequenzverfahren unter Benutzung der Doppler-Frequenzverschiebung - Google Patents
Verfahren und Vorrichtung für die Auffindung von Objekten nach dem Hochfrequenzverfahren unter Benutzung der Doppler-FrequenzverschiebungInfo
- Publication number
- AT320743B AT320743B AT147568A AT147568A AT320743B AT 320743 B AT320743 B AT 320743B AT 147568 A AT147568 A AT 147568A AT 147568 A AT147568 A AT 147568A AT 320743 B AT320743 B AT 320743B
- Authority
- AT
- Austria
- Prior art keywords
- objects according
- high frequency
- finding objects
- frequency shift
- doppler frequency
- Prior art date
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
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/581—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets
- G01S13/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets adapted for simultaneous range and velocity measurements
-
- 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
-
- 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
- G01S13/66—Radar-tracking systems; Analogous systems
- G01S13/70—Radar-tracking systems; Analogous systems for range tracking only
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US616924A US3407403A (en) | 1967-02-17 | 1967-02-17 | Electrical detecting means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT320743B true AT320743B (de) | 1975-02-25 |
Family
ID=24471547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT147568A AT320743B (de) | 1967-02-17 | 1968-02-16 | Verfahren und Vorrichtung für die Auffindung von Objekten nach dem Hochfrequenzverfahren unter Benutzung der Doppler-Frequenzverschiebung |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3407403A (de) |
| AT (1) | AT320743B (de) |
| DE (1) | DE1616285A1 (de) |
| FR (1) | FR1554417A (de) |
| GB (1) | GB1219202A (de) |
| NL (1) | NL6801729A (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3668703A (en) * | 1969-01-31 | 1972-06-06 | Johnson Service Co | Motion detector |
| JPS4996428A (de) * | 1973-01-20 | 1974-09-12 | ||
| FR2315733A1 (fr) * | 1975-06-23 | 1977-01-21 | Tacussel Maurice | Radar, notamment pour la surveillance d'un local |
| US4661936A (en) * | 1984-11-26 | 1987-04-28 | Gte Government Systems Corporation | Apparatus for and method of doppler motion detection with standing wave drift compensation |
| US4580249A (en) * | 1984-11-26 | 1986-04-01 | Gte Government Systems Corporation | Apparatus for and method of doppler motion detection with standing wave drift compensation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2400309A (en) * | 1941-10-31 | 1946-05-14 | Baldwin Co | Oscillation generator |
| US2424263A (en) * | 1943-02-23 | 1947-07-22 | Sperry Gyroscope Co Inc | Radio system for distance and velocity measurement |
| US2913716A (en) * | 1952-05-06 | 1959-11-17 | Robert M Powell | High frequency oscillator for proximity fuze |
| US3088111A (en) * | 1957-07-22 | 1963-04-30 | Philco Corp | Object detecting system |
| US3289204A (en) * | 1964-04-16 | 1966-11-29 | Darrell E Murray | Combined miss-distance indicator and telemetry system |
-
1967
- 1967-02-17 US US616924A patent/US3407403A/en not_active Expired - Lifetime
-
1968
- 1968-02-07 NL NL6801729A patent/NL6801729A/xx unknown
- 1968-02-16 FR FR1554417D patent/FR1554417A/fr not_active Expired
- 1968-02-16 DE DE19681616285 patent/DE1616285A1/de active Pending
- 1968-02-16 GB GB7810/68A patent/GB1219202A/en not_active Expired
- 1968-02-16 AT AT147568A patent/AT320743B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1616285A1 (de) | 1971-02-18 |
| FR1554417A (de) | 1969-01-17 |
| NL6801729A (de) | 1968-08-19 |
| US3407403A (en) | 1968-10-22 |
| GB1219202A (en) | 1971-01-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |