Method for attaching radar for vehicle, radar for vehicle, and monitoring method
First Claim
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1. A method for attaching radar, comprising:
- attaching the radar to a vehicle so that an axis of a directivity pattern of an antenna directs upward with respect to a horizontal direction, wherein;
the antenna of the radar has an asymmetric vertical directivity pattern with respect to the axis of the directivity pattern.
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Abstract
An attachment method attaches a bracket to a vehicle, and attaches a radar to the bracket so that an axis of a directivity pattern of an antenna directs upward with respect to a horizontal direction. The antenna of the radar has an asymmetric vertical directivity pattern with respect to the axis of the directivity pattern.
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Citations
18 Claims
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1. A method for attaching radar, comprising:
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attaching the radar to a vehicle so that an axis of a directivity pattern of an antenna directs upward with respect to a horizontal direction, wherein;
the antenna of the radar has an asymmetric vertical directivity pattern with respect to the axis of the directivity pattern. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method for attaching a radar, comprising:
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attaching a bracket to a vehicle; and
attaching the radar to the bracket so that an axis of a directivity pattern of an antenna directs upward with respect to a horizontal direction, wherein;
the antenna of the radar has an asymmetric vertical directivity pattern with respect to the axis of the directivity pattern; and
a horizontal directivity of the antenna has a half width at a half maximum in a range of 10′
to 60°
. - View Dependent Claims (8)
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9. A radar for vehicle, comprising:
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a transmission antenna that emits an electric wave, wherein;
the transmission antenna of the radar has an asymmetric vertical directivity pattern with respect to an axis of a directivity pattern;
a horizontal directivity of the transmission antenna has a half width at a half maximum in a range of 10°
to 60°
; and
when the radar for vehicle is attached to a vehicle, the axis of the directivity pattern of the transmission antenna directs upward with respect to a horizontal direction. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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16. A monitoring method of an object, comprising:
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emitting electric wave from an antenna that has a symmetric vertical directivity pattern and has an axis of a directivity pattern directing upward with respect to a horizontal direction; and
receiving reflection wave of the electric wave. - View Dependent Claims (17)
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18. A method for attaching radar comprising:
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disposing the radar at a predetermined position of a vehicle so that an axis of a directivity pattern of an antenna directs upward with respect to a horizontal direction; and
fixing the radar to the predetermined position, wherein;
an antenna of the radar has an asymmetric vertical directivity pattern with respect to the axis of the directivity pattern.
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Specification