IP Library Granted Patent US 11,027,734
Granted Patent B2
US 11,027,734 · App. 16/408,482 · Granted Jun 8, 2021

Braking control method, braking system and vehicle

Inventors: Liang-Yu Ke (New Taipei, TW); Yu-Min Cheng (New Taipei, TW)
Assignee: Acer Incorporated
B60W30/181B60W30/17B60W30/18109B60W40/04B60W50/0098B60W50/045B60K2031/0025B60W2050/048B60W2510/18B60W2520/04
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Quick Facts
Patent No.
US 11,027,734
App. No.
16/408,482
Granted
Jun 8, 2021
Kind
B2
Abstract

A braking control method for a braking system of a vehicle is provided according to an exemplary embodiment of the disclosure. The braking control method comprises: obtaining a total braking distance and a first speed of the vehicle; obtaining braking delay information related to the braking system, wherein the braking delay information includes first time information and second time information, the first time information reflects a delay time of a braking signal, and the second time information reflects a preparation time for performing a braking operation according to the braking signal by the braking system; obtaining deceleration information according to the total braking distance, the first speed and the braking delay information; generating the braking signal according to the deceleration information; and performing the braking operation according to the braking signal.

Claims (45)

1. A braking control method for a braking system of a vehicle, comprising:

obtaining a total braking distance and a first speed of the vehicle;

obtaining a braking delay information related to the braking system, wherein the braking delay information comprises first time information and second time information;

obtaining deceleration information according to the total braking distance, the first speed and the braking delay information;

generating a first braking signal according to the deceleration information; and

performing a braking operation according to the first braking signal to stop the vehicle,

wherein the first time information corresponds to a first time range between a time point of sending of a second braking signal and a time point of start of providing a braking force by the braking system according to the second braking signal,

the second time information corresponds to a second time range in which the braking force is increased according to the second braking signal, and

the deceleration information corresponds to a deceleration of the vehicle during the braking operation for stopping the vehicle.

2. The braking control method of claim 1 , further comprising:

performing a braking simulation operation and updating the braking delay information according to the braking simulation operation or

updating the braking delay information according to the braking operation,

wherein the braking simulation operation simulates an actual braking operation performed by the braking system.

3. The braking control method of claim 1 , wherein the step of obtaining the total braking distance comprises:

evaluating a distance between the vehicle and a stopping point; and

obtaining the total braking distance according to the distance.

4. The braking control method of claim 1 , wherein the braking system does not provide the braking force within the first time range, and

the braking system provides the braking force which is increased linearly within the second time range.

5. A braking system for a vehicle, comprising:

a braking device, configured to perform a braking operation according to a first braking signal to stop the vehicle; and

a braking controller, coupled to the braking device,

wherein the braking controller is configured to obtain a total braking distance and a first speed of the vehicle,

the braking controller is further configured to obtain a braking delay information, wherein the braking delay information comprises first time information and second time information,

the braking controller is further configured to obtain deceleration information according to the total braking distance, the first speed and the braking delay information, and

the braking controller is further configured to generate the first braking signal according to the deceleration information,

wherein the first time information corresponds to a first time range between a time point of sending of a second braking signal and a time point of start of providing a braking force by the braking system according to the second braking signal,

the second time information corresponds to a second time range in which the braking force is increased according to the second braking signal, and

the deceleration information corresponds to a deceleration of the vehicle during the braking operation for stopping the vehicle.

6. The braking system of claim 5 , wherein the braking controller is further configured to perform a braking simulation operation and update the braking delay information according to the braking simulation operation,

wherein the braking simulation operation simulates an actual braking operation performed by the braking system.

7. The braking system of claim 5 , wherein the braking controller is further configured to update the braking delay information according to the braking operation.

8. The braking system of claim 5 , wherein the operation of obtaining the total braking distance by the braking controller comprises:

evaluating a distance between the vehicle and a stopping point; and

obtaining the total braking distance according to the distance.

9. The braking system of claim 5 , wherein the braking device does not provide the braking force within the first time range, and

the braking device provides the braking force which is increased linearly within the second time range.

10. A vehicle, comprising:

a braking system, configured to perform a braking operation according to a first braking signal to stop the vehicle,

wherein the braking system is further configured to obtain a total braking distance and a first speed of the vehicle,

the braking system is further configured to obtain a braking delay information, wherein the braking delay information comprises first time information and second time information,

the braking system is further configured to obtain deceleration information according to the total braking distance, the first speed and the braking delay information, and

the braking system is further configured to generate the first braking signal according to the deceleration information,

wherein the first time information corresponds to a first time range between a time point of sending of a second braking signal and a time point of start of providing a braking force by the braking system according to the second braking signal,

the second time information corresponds to a second time range in which the braking force is increased according to the second braking signal, and

the deceleration information corresponds to a deceleration of the vehicle during the braking operation for stopping the vehicle.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 10, 2019
From: KE, LIANG-YU; CHENG, YU-MIN
To: ACER INCORPORATED
Reel/Frame 049134/0618 →
Priority Claims (1)
TW 107145787 · Dec 19, 2018 · national
Continuity (1)
Related Publication 20200198635A1 · Jun 25, 2020
Cited By (2)
US 12,344,274 US 12,365,316