NL6516291A - - Google Patents
Info
- Publication number
- NL6516291A NL6516291A NL6516291A NL6516291A NL6516291A NL 6516291 A NL6516291 A NL 6516291A NL 6516291 A NL6516291 A NL 6516291A NL 6516291 A NL6516291 A NL 6516291A NL 6516291 A NL6516291 A NL 6516291A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/06—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element
- G11C11/06007—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element using a single aperture or single magnetic closed circuit
- G11C11/06014—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element using a single aperture or single magnetic closed circuit using one such element per bit
- G11C11/06021—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element using a single aperture or single magnetic closed circuit using one such element per bit with destructive read-out
- G11C11/06028—Matrixes
- G11C11/06035—Bit core selection for writing or reading, by at least two coincident partial currents, e.g. "bit"- organised, 2L/2D, or 3D
-
- 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
- G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
- G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
- G01S13/53—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar
- G01S13/532—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar using a bank of range gates or a memory matrix
-
- 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
- G01S13/64—Velocity measuring systems using range gates
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Computer Hardware Design (AREA)
- Radar Systems Or Details Thereof (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR998546A FR1438257A (fr) | 1964-12-14 | 1964-12-14 | Perfectionnements aux radars doppler à impulsions |
FR5853A FR1448794A (fr) | 1965-02-17 | 1965-02-17 | Mémoire d'un radar doppler cohérent à impulsions |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6516291A true NL6516291A (de) | 1966-06-15 |
NL150235B NL150235B (nl) | 1976-07-15 |
Family
ID=26162100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL656516291A NL150235B (nl) | 1964-12-14 | 1965-12-14 | Pulsdopplerradarstelsel. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3359556A (de) |
BE (2) | BE673682A (de) |
CH (1) | CH440394A (de) |
DE (2) | DE1285578B (de) |
GB (2) | GB1113022A (de) |
NL (1) | NL150235B (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1773649B1 (de) * | 1968-06-19 | 1973-05-10 | Hughes Aircraft Co | Vorrichtung zur digitalen verarbeitung der von radaranlagen gelieferten dopplermodulierten videosignale |
US4117538A (en) * | 1977-05-04 | 1978-09-26 | Raytheon Company | Radar system with specialized weighting |
US4266279A (en) * | 1979-03-29 | 1981-05-05 | Motorola, Inc. | Memory system for a Doppler radar incorporating a fast Fourier transform computer |
JPS56100372A (en) * | 1979-12-28 | 1981-08-12 | Ibm | Movinggtarget detector |
FR2714735B1 (fr) * | 1986-11-28 | 1996-04-12 | Thomson Csf | Analyseur de spectre et son application à un autodirecteur de missiles du type à antennes d'émission et de réception distinctes et fixes. |
US6200066B1 (en) | 1998-02-05 | 2001-03-13 | John L. Humphrey | Self-propelled vibratory greensroller |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2579269A (en) * | 1948-03-31 | 1951-12-18 | Rca Corp | Delay device |
GB668256A (en) * | 1949-10-13 | 1952-03-12 | Cfcmug | Improvements in or relating to radar systems |
FR84251E (fr) * | 1953-07-03 | 1965-01-08 | Central De Telecomm Sa Lab | Systèmes de détection électromagnétique d'obstacles mobiles |
DE1099598B (de) * | 1954-08-31 | 1961-02-16 | Telefunken Gmbh | Verfahren zur Kompression des Frequenzbandes eines impulsartigen Signals, wie insbesondere eines Radarempfangssignals |
NL215904A (de) * | 1956-03-30 | |||
FR1212048A (fr) * | 1958-03-04 | 1960-03-21 | L Outil R B V & De La Radioind | Perfectionnements aux procédés et dispositifs de détection d'objets |
US3178711A (en) * | 1959-08-06 | 1965-04-13 | North American Aviation Inc | High resolution scanning radar |
-
1965
- 1965-12-13 US US531639A patent/US3359556A/en not_active Expired - Lifetime
- 1965-12-14 DE DEJ29589A patent/DE1285578B/de active Pending
- 1965-12-14 NL NL656516291A patent/NL150235B/xx not_active IP Right Cessation
- 1965-12-14 GB GB52994/65A patent/GB1113022A/en not_active Expired
- 1965-12-14 BE BE673682D patent/BE673682A/xx unknown
-
1966
- 1966-02-16 DE DEI30073A patent/DE1297168B/de active Pending
- 1966-02-17 CH CH231866A patent/CH440394A/fr unknown
- 1966-02-17 GB GB6970/66A patent/GB1132284A/en not_active Expired
- 1966-06-03 BE BE682015D patent/BE682015A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE682015A (de) | 1966-12-05 |
GB1113022A (en) | 1968-05-08 |
US3359556A (en) | 1967-12-19 |
DE1285578B (de) | 1968-12-19 |
DE1297168B (de) | 1969-06-12 |
GB1132284A (en) | 1968-10-30 |
CH440394A (fr) | 1967-07-31 |
BE673682A (de) | 1966-06-14 |
NL150235B (nl) | 1976-07-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: STANDARD ELEC |