Preceding-vehicle following control system
First Claim
1. A preceding-vehicle following control system for a host vehicle, comprising:
- a road information device obtaining road information as to a road traveled by the host vehicle;
a preceding-vehicle recognizing device obtaining preceding-vehicle information of a preceding vehicle ahead of the host vehicle; and
a controller connected to the road information device and the preceding-vehicle recognizing device, the controller being arranged, to determine a road width of the road from the road information, to vary a condition for determining a control characteristic of a control system of a following control for following the preceding vehicle, to execute the following control on the basis of the condition for determining the control characteristic and the preceding-vehicle information, and to vary a control gain employed for obtaining a target vehicle speed according to the road width indicative information in the execution of the following control.
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Accused Products
Abstract
A preceding-vehicle following control system for a host vehicle is comprised of a road information device (2, 3) for obtaining road information of a road ahead of the host vehicle, a preceding-vehicle detector (1) for obtaining preceding-vehicle information of a preceding vehicle ahead of the host vehicle and a controller (10) connected to the road information device and the preceding vehicle recognizing device. The controller is arranged to determine a road width of the road from the road information, to vary a condition for determining a control characteristic of a control system of a following control for following the preceding vehicle, and to execute the following control on the basis of the condition for determining the control characteristic and the preceding-vehicle information.
41 Citations
3 Claims
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1. A preceding-vehicle following control system for a host vehicle, comprising:
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a road information device obtaining road information as to a road traveled by the host vehicle;
a preceding-vehicle recognizing device obtaining preceding-vehicle information of a preceding vehicle ahead of the host vehicle; and
a controller connected to the road information device and the preceding-vehicle recognizing device, the controller being arranged, to determine a road width of the road from the road information, to vary a condition for determining a control characteristic of a control system of a following control for following the preceding vehicle, to execute the following control on the basis of the condition for determining the control characteristic and the preceding-vehicle information, and to vary a control gain employed for obtaining a target vehicle speed according to the road width indicative information in the execution of the following control.
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2. A method of controlling a host vehicle, comprising:
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obtaining road width indicative information of a road traveled by the host vehicle;
executing a following control for following a preceding vehicle ahead of the host vehicle according to the road width indicative information; and
varying a control gain employed for obtaining a target vehicle speed according to the road width indicative information in the execution of the following control.
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3. A preceding-vehicle following control system for a host vehicle, comprising:
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road width obtaining means for obtaining road width indicative information of a road traveled by the host vehicle;
following control means for following a preceding vehicle ahead of the host vehicle upon taking account of the road width indicative information; and
a control gain varying means employed for obtaining a target vehicle speed according to the road width indicative information in the execution of the following control.
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Specification