FR2337887A1 - Circuit pour la mesure vectorielle comparative d'impulsions de signaux radio-electriques parvenant a peu pres simultanement a plusieurs postes recepteurs - Google Patents
Circuit pour la mesure vectorielle comparative d'impulsions de signaux radio-electriques parvenant a peu pres simultanement a plusieurs postes recepteursInfo
- Publication number
- FR2337887A1 FR2337887A1 FR7639075A FR7639075A FR2337887A1 FR 2337887 A1 FR2337887 A1 FR 2337887A1 FR 7639075 A FR7639075 A FR 7639075A FR 7639075 A FR7639075 A FR 7639075A FR 2337887 A1 FR2337887 A1 FR 2337887A1
- Authority
- FR
- France
- Prior art keywords
- pulses
- radio
- circuit
- electric signals
- signals arriving
- 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.)
- Granted
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
-
- 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
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
- G01S13/785—Distance Measuring Equipment [DME] systems
- G01S13/788—Coders or decoders therefor; Special detection circuits
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2600687A DE2600687C3 (de) | 1976-01-09 | 1976-01-09 | Schaltung zur Bestimmung der Einfallsrichtung von genormten DME-Impulsen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2337887A1 true FR2337887A1 (fr) | 1977-08-05 |
FR2337887B1 FR2337887B1 (fr) | 1980-09-26 |
Family
ID=5967219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7639075A Granted FR2337887A1 (fr) | 1976-01-09 | 1976-12-24 | Circuit pour la mesure vectorielle comparative d'impulsions de signaux radio-electriques parvenant a peu pres simultanement a plusieurs postes recepteurs |
Country Status (4)
Country | Link |
---|---|
US (1) | US4109250A (fr) |
DE (1) | DE2600687C3 (fr) |
FR (1) | FR2337887A1 (fr) |
GB (1) | GB1574215A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2399038A1 (fr) * | 1977-07-27 | 1979-02-23 | Singer Co | Perfectionnement apporte a un systeme de navigation tacan pour en faire un instrument d'atterrissage de precision |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3009651C2 (de) * | 1980-03-13 | 1983-02-10 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | System, bei dem aus impulsförmigen Signalen Triggerzeitpunkte abgeleitet werden |
US5039991A (en) * | 1990-05-15 | 1991-08-13 | The Boeing Company | Perturbation modeling system for use in processing direction-finding antenna outputs |
US5898402A (en) * | 1997-05-30 | 1999-04-27 | Federal Communications Commission/Compliance And Information Bureau/Equipment Development Group | Wide aperature radio frequency data acquisition system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3305787A (en) * | 1963-06-18 | 1967-02-21 | Raytheon Co | Peak amplitude pulse time detecting circuit |
US3714573A (en) * | 1970-05-06 | 1973-01-30 | Hazeltine Corp | Spread-spectrum position monitoring system |
DE2453904C3 (de) * | 1974-11-13 | 1979-12-06 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | DME-Bodenstation |
-
1976
- 1976-01-09 DE DE2600687A patent/DE2600687C3/de not_active Expired
- 1976-12-23 US US05/753,884 patent/US4109250A/en not_active Expired - Lifetime
- 1976-12-24 FR FR7639075A patent/FR2337887A1/fr active Granted
-
1977
- 1977-01-10 GB GB753/77A patent/GB1574215A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2399038A1 (fr) * | 1977-07-27 | 1979-02-23 | Singer Co | Perfectionnement apporte a un systeme de navigation tacan pour en faire un instrument d'atterrissage de precision |
Also Published As
Publication number | Publication date |
---|---|
DE2600687B2 (de) | 1979-04-26 |
DE2600687C3 (de) | 1980-01-10 |
FR2337887B1 (fr) | 1980-09-26 |
GB1574215A (en) | 1980-09-03 |
US4109250A (en) | 1978-08-22 |
DE2600687A1 (de) | 1977-07-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |