JP2005022647A5

JP2005022647A5 -

Info

Publication number: JP2005022647A5
Application number: JP2004227890A
Authority: JP
Filing date: 2004-08-04
Publication date: 2005-08-11
Anticipated expiration: 2022-03-18

Claims

Obstacle detection means for detecting the distance and relative speed from the host vehicle to the obstacle ahead of the host vehicle;
Obstacle approaching state detecting means for detecting the approaching state of the host vehicle to the obstacle from the distance and relative speed detected by the obstacle detecting means;
An accelerator pedal reaction force control starting means for outputting a command to start the operation reaction force control of the accelerator pedal;
An accelerator pedal reaction force control means for changing an operation reaction force of the accelerator pedal in response to a command from the accelerator pedal reaction force control start means;
Deceleration determining means for determining a deceleration necessary for relaxing the approaching state of the host vehicle to the obstacle from the distance and relative speed detected by the obstacle detecting means;
An automatic deceleration control start means for outputting a command to start the automatic deceleration control,
Wherein in response to a command from the automatic deceleration control starting means, possess an automatic reduction means for generating a deceleration determined by the deceleration determining means,
The deceleration required to mitigate the approach condition is less than the deceleration required to absorb the current relative speed before the distance to the obstacle is gone,
The accelerator pedal reaction force control starting means starts the accelerator pedal reaction reaction force control when the obstacle approaching state detecting means detects that the host vehicle and the obstacle are approaching. A vehicle deceleration assisting device , wherein a command is output to a pedal reaction force control means, and the automatic deceleration control start means outputs a command to the automatic deceleration means so as to start the automatic deceleration control .

The vehicle deceleration assist device according to claim 1,
Further comprising an accelerator pedal operation amount detection means for detecting an operation amount of the accelerator pedal;
The automatic deceleration control starting means detects the automatic deceleration when the accelerator pedal operation amount detecting means detects that the accelerator pedal is depressed when the host vehicle and the obstacle are in an approaching state. A vehicle deceleration assist device that outputs a command to start control .

The vehicle deceleration assist device according to claim 1 ,
An accelerator pedal operation amount detection means for detecting an operation amount of the accelerator pedal ;
A deceleration that corrects the first deceleration determined by the deceleration determining means and sets a second deceleration when the accelerator pedal operation amount detecting means detects that the accelerator pedal is not operated. A correction means,
The automatic deceleration means, instead of the first deceleration determined by the deceleration determining means and Rukoto to generate a second deceleration set by correcting by the deceleration correction means Vehicle deceleration assist device.

The vehicle deceleration assist device according to claim 3 ,
The deceleration correction means, the deceleration first deceleration vehicle deceleration assistance device, characterized in that you set the second deceleration by increasing correcting determined by the determination means.

The vehicle deceleration assist device according to claim 1 ,
The deceleration determining means determines a first deceleration required to alleviate the approach state before the automatic deceleration control start means outputs a command to start the automatic deceleration control, and the automatic deceleration control A vehicular deceleration assisting device that does not change the determined first deceleration after a control start command is output .

The vehicle deceleration assist device according to claim 1 ,
Brake pedal operation amount detection means for detecting the operation amount of the brake pedal;
The vehicle deceleration assist device further comprising: an automatic deceleration control canceling unit that cancels the automatic deceleration control when the brake pedal operation amount detected by the brake pedal operation amount detecting unit becomes large. .

The vehicle deceleration assist device according to claim 1 ,
Brake pedal operation amount detection means for detecting the operation amount of the brake pedal;
Brake deceleration prediction means for predicting a third deceleration generated by the brake pedal operation amount detected by the brake pedal operation amount detection means ;
Automatic deceleration control release means for releasing the automatic deceleration control when the third deceleration predicted by the brake deceleration prediction means is equal to or greater than the first deceleration in the currently performed automatic deceleration control. And a vehicle deceleration assisting device.

The vehicle deceleration assist device according to claim 1 ,
The vehicle further comprising: an automatic deceleration control canceling unit that cancels the automatic deceleration control when the obstacle approaching state detecting unit detects that the host vehicle and the obstacle are no longer in the approaching state . Deceleration assist device.

The vehicle deceleration assist device according to claim 1 ,
Further comprising an accelerator pedal operation amount detection means for detecting an operation amount of the accelerator pedal;
The automatic deceleration control start means does not reduce the amount of operation of the accelerator pedal detected by the accelerator pedal operation amount detection means after the accelerator pedal reaction force control start command is output by the accelerator pedal reaction force control start means. Only in this case, the vehicle deceleration assist device outputs the command for starting the automatic deceleration control .

The vehicle deceleration assist device according to claim 9 ,
The accelerator pedal reaction force control means, the vehicle deceleration assistance device according to claim Rukoto increase operation reaction force of the accelerator pedal by a command from the accelerator pedal reaction force control start means.