IMAGING RADAR SENSOR WITH NARROW ANTENNA LOBE AND WIDE ANGLE-DETECTION RANGE

The invention relates to a device for detecting objects within a sweep range, comprising at least two switchable transmitting antennas (10), a plurality of receiving antennas (20), the transmitting antennas (10) and receiving antennas (20) respectively extending longitudinally, parallel to one anoth...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KÖRBER, RICHARD, GIERE, ANDRE
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ANALOGOUS ARRANGEMENTS USING OTHER WAVES ANTENNAS, i.e. RADIO AERIALS BASIC ELECTRIC ELEMENTS DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES ELECTRICITY LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES MEASURING PHYSICS RADIO DIRECTION-FINDING RADIO NAVIGATION TESTING
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Beschreibung
Zusammenfassung:	The invention relates to a device for detecting objects within a sweep range, comprising at least two switchable transmitting antennas (10), a plurality of receiving antennas (20), the transmitting antennas (10) and receiving antennas (20) respectively extending longitudinally, parallel to one another, in a first direction (y), and the receiving antennas (10) being arranged in a row and the row extending in a second direction (x), the receiving antennas (20) and the transmitting antennas (10) being arranged such that they produce a synthetic receiving antenna array for the beam sweep by means of the sequential activation of the transmitting antennas and the positions of the transmitting and receiving antennas, the resulting distance corresponding to the positions of the receiving antennas in the synthetic receiving antenna array in the second direction d, the adjacent receiving antennas in the device being spaced apart by a distance of d2 or greater and d2 being twice as great as distance d.