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Travel control device and travel control method

  • US 10,576,980 B2
  • Filed: 10/11/2017
  • Issued: 03/03/2020
  • Est. Priority Date: 10/14/2016
  • Status: Active Grant
First Claim
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1. A travel control device, comprising:

  • a processor configured to;

    execute an acceleration/deceleration control to automatically carry out acceleration and deceleration of a host vehicle;

    detect a travel lane of the host vehicle; and

    automatically control turning of the host vehicle;

    wherein the automatically control turning of the host vehicle comprises at least one of;

    when it is determined that a future or actual departure of the host vehicle with respect to the travel lane will occur or is occurring, to execute a departure suppression control to carry out a departure suppression process to suppress the future or actual departure; and

    execute an obstacle avoidance control to carry out an avoidance process to avoid an obstacle that exists in a travel path of the host vehicle;

    wherein the departure suppression process or the avoidance process is configured to include automatic braking; and

    the processor is configured to change a degree of limitation on acceleration of the host vehicle depending on an operation history of the automatic braking, after termination or suspension of the departure suppression control or the avoidance process.

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